(svn r23544) -Codechange: document and rename widgets to be consistent and understandable

9 files changed, 532 insertions, 533 deletions

diff --git a/src/bootstrap_gui.cpp b/src/bootstrap_gui.cpp
index ef3d1e69d..8cf12a7e2 100644
--- a/src/bootstrap_gui.cpp
+++ b/src/bootstrap_gui.cpp
@@ -66,7 +66,7 @@ public:
 /** Nested widgets for the download window. */
 static const NWidgetPart _nested_boostrap_download_status_window_widgets[] = {
 	NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_CONTENT_DOWNLOAD_TITLE, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
-	NWidget(WWT_PANEL, COLOUR_GREY, NCDSWW_BACKGROUND),
+	NWidget(WWT_PANEL, COLOUR_GREY, WID_NCDS_BACKGROUND),
 		NWidget(NWID_SPACER), SetMinimalSize(350, 0), SetMinimalTextLines(3, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM + 30),
 	EndContainer(),
 };
diff --git a/src/music_gui.cpp b/src/music_gui.cpp
index 77a178375..ce952d466 100644
--- a/src/music_gui.cpp
+++ b/src/music_gui.cpp
@@ -293,16 +293,16 @@ struct MusicTrackSelectionWindow : public Window {
 	MusicTrackSelectionWindow(const WindowDesc *desc, WindowNumber number) : Window()
 	{
 		this->InitNested(desc, number);
-		this->LowerWidget(MTSW_LIST_LEFT);
-		this->LowerWidget(MTSW_LIST_RIGHT);
-		this->SetWidgetDisabledState(MTSW_CLEAR, _settings_client.music.playlist <= 3);
-		this->LowerWidget(MTSW_ALL + _settings_client.music.playlist);
+		this->LowerWidget(WID_MTS_LIST_LEFT);
+		this->LowerWidget(WID_MTS_LIST_RIGHT);
+		this->SetWidgetDisabledState(WID_MTS_CLEAR, _settings_client.music.playlist <= 3);
+		this->LowerWidget(WID_MTS_ALL + _settings_client.music.playlist);
 	}
 
 	virtual void SetStringParameters(int widget) const
 	{
 		switch (widget) {
-			case MTSW_PLAYLIST:
+			case WID_MTS_PLAYLIST:
 				SetDParam(0, STR_MUSIC_PLAYLIST_ALL + _settings_client.music.playlist);
 				break;
 		}
@@ -317,16 +317,16 @@ struct MusicTrackSelectionWindow : public Window {
 	{
 		if (!gui_scope) return;
 		for (int i = 0; i < 6; i++) {
-			this->SetWidgetLoweredState(MTSW_ALL + i, i == _settings_client.music.playlist);
+			this->SetWidgetLoweredState(WID_MTS_ALL + i, i == _settings_client.music.playlist);
 		}
-		this->SetWidgetDisabledState(MTSW_CLEAR, _settings_client.music.playlist <= 3);
+		this->SetWidgetDisabledState(WID_MTS_CLEAR, _settings_client.music.playlist <= 3);
 		this->SetDirty();
 	}
 
 	virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
 	{
 		switch (widget) {
-			case MTSW_PLAYLIST: {
+			case WID_MTS_PLAYLIST: {
 				Dimension d = {0, 0};
 
 				for (int i = 0; i < 6; i++) {
@@ -339,7 +339,7 @@ struct MusicTrackSelectionWindow : public Window {
 				break;
 			}
 
-			case MTSW_LIST_LEFT: case MTSW_LIST_RIGHT: {
+			case WID_MTS_LIST_LEFT: case WID_MTS_LIST_RIGHT: {
 				Dimension d = {0, 0};
 
 				for (uint i = 0; i < NUM_SONGS_AVAILABLE; i++) {
@@ -364,7 +364,7 @@ struct MusicTrackSelectionWindow : public Window {
 	virtual void DrawWidget(const Rect &r, int widget) const
 	{
 		switch (widget) {
-			case MTSW_LIST_LEFT: {
+			case WID_MTS_LIST_LEFT: {
 				GfxFillRect(r.left + 1, r.top + 1, r.right - 1, r.bottom - 1, PC_BLACK);
 
 				int y = r.top + WD_FRAMERECT_TOP;
@@ -381,7 +381,7 @@ struct MusicTrackSelectionWindow : public Window {
 				break;
 			}
 
-			case MTSW_LIST_RIGHT: {
+			case WID_MTS_LIST_RIGHT: {
 				GfxFillRect(r.left + 1, r.top + 1, r.right - 1, r.bottom - 1, PC_BLACK);
 
 				int y = r.top + WD_FRAMERECT_TOP;
@@ -401,7 +401,7 @@ struct MusicTrackSelectionWindow : public Window {
 	virtual void OnClick(Point pt, int widget, int click_count)
 	{
 		switch (widget) {
-			case MTSW_LIST_LEFT: { // add to playlist
+			case WID_MTS_LIST_LEFT: { // add to playlist
 				int y = this->GetRowFromWidget(pt.y, widget, 0, FONT_HEIGHT_SMALL);
 
 				if (_settings_client.music.playlist < 4) return;
@@ -426,7 +426,7 @@ struct MusicTrackSelectionWindow : public Window {
 				break;
 			}
 
-			case MTSW_LIST_RIGHT: { // remove from playlist
+			case WID_MTS_LIST_RIGHT: { // remove from playlist
 				int y = this->GetRowFromWidget(pt.y, widget, 0, FONT_HEIGHT_SMALL);
 
 				if (_settings_client.music.playlist < 4) return;
@@ -442,16 +442,16 @@ struct MusicTrackSelectionWindow : public Window {
 				break;
 			}
 
-			case MTSW_CLEAR: // clear
+			case WID_MTS_CLEAR: // clear
 				for (uint i = 0; _playlists[_settings_client.music.playlist][i] != 0; i++) _playlists[_settings_client.music.playlist][i] = 0;
 				this->SetDirty();
 				StopMusic();
 				SelectSongToPlay();
 				break;
 
-			case MTSW_ALL: case MTSW_OLD: case MTSW_NEW:
-			case MTSW_EZY: case MTSW_CUSTOM1: case MTSW_CUSTOM2: // set playlist
-				SelectPlaylist(widget - MTSW_ALL);
+			case WID_MTS_ALL: case WID_MTS_OLD: case WID_MTS_NEW:
+			case WID_MTS_EZY: case WID_MTS_CUSTOM1: case WID_MTS_CUSTOM2: // set playlist
+				SelectPlaylist(widget - WID_MTS_ALL);
 				StopMusic();
 				SelectSongToPlay();
 				break;
@@ -469,26 +469,26 @@ static const NWidgetPart _nested_music_track_selection_widgets[] = {
 			/* Left panel. */
 			NWidget(NWID_VERTICAL),
 				NWidget(WWT_LABEL, COLOUR_GREY), SetDataTip(STR_PLAYLIST_TRACK_INDEX, STR_NULL),
-				NWidget(WWT_PANEL, COLOUR_GREY, MTSW_LIST_LEFT), SetMinimalSize(180, 194), SetDataTip(0x0, STR_PLAYLIST_TOOLTIP_CLICK_TO_ADD_TRACK), EndContainer(),
+				NWidget(WWT_PANEL, COLOUR_GREY, WID_MTS_LIST_LEFT), SetMinimalSize(180, 194), SetDataTip(0x0, STR_PLAYLIST_TOOLTIP_CLICK_TO_ADD_TRACK), EndContainer(),
 				NWidget(NWID_SPACER), SetMinimalSize(0, 2),
 			EndContainer(),
 			/* Middle buttons. */
 			NWidget(NWID_VERTICAL),
 				NWidget(NWID_SPACER), SetMinimalSize(60, 30), // Space above the first button from the title bar.
-				NWidget(WWT_TEXTBTN, COLOUR_GREY, MTSW_ALL), SetFill(1, 0), SetDataTip(STR_MUSIC_PLAYLIST_ALL, STR_MUSIC_TOOLTIP_SELECT_ALL_TRACKS_PROGRAM),
-				NWidget(WWT_TEXTBTN, COLOUR_GREY, MTSW_OLD), SetFill(1, 0), SetDataTip(STR_MUSIC_PLAYLIST_OLD_STYLE, STR_MUSIC_TOOLTIP_SELECT_OLD_STYLE_MUSIC),
-				NWidget(WWT_TEXTBTN, COLOUR_GREY, MTSW_NEW), SetFill(1, 0), SetDataTip(STR_MUSIC_PLAYLIST_NEW_STYLE, STR_MUSIC_TOOLTIP_SELECT_NEW_STYLE_MUSIC),
-				NWidget(WWT_TEXTBTN, COLOUR_GREY, MTSW_EZY), SetFill(1, 0), SetDataTip(STR_MUSIC_PLAYLIST_EZY_STREET, STR_MUSIC_TOOLTIP_SELECT_EZY_STREET_STYLE),
-				NWidget(WWT_TEXTBTN, COLOUR_GREY, MTSW_CUSTOM1), SetFill(1, 0), SetDataTip(STR_MUSIC_PLAYLIST_CUSTOM_1, STR_MUSIC_TOOLTIP_SELECT_CUSTOM_1_USER_DEFINED),
-				NWidget(WWT_TEXTBTN, COLOUR_GREY, MTSW_CUSTOM2), SetFill(1, 0), SetDataTip(STR_MUSIC_PLAYLIST_CUSTOM_2, STR_MUSIC_TOOLTIP_SELECT_CUSTOM_2_USER_DEFINED),
+				NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_MTS_ALL), SetFill(1, 0), SetDataTip(STR_MUSIC_PLAYLIST_ALL, STR_MUSIC_TOOLTIP_SELECT_ALL_TRACKS_PROGRAM),
+				NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_MTS_OLD), SetFill(1, 0), SetDataTip(STR_MUSIC_PLAYLIST_OLD_STYLE, STR_MUSIC_TOOLTIP_SELECT_OLD_STYLE_MUSIC),
+				NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_MTS_NEW), SetFill(1, 0), SetDataTip(STR_MUSIC_PLAYLIST_NEW_STYLE, STR_MUSIC_TOOLTIP_SELECT_NEW_STYLE_MUSIC),
+				NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_MTS_EZY), SetFill(1, 0), SetDataTip(STR_MUSIC_PLAYLIST_EZY_STREET, STR_MUSIC_TOOLTIP_SELECT_EZY_STREET_STYLE),
+				NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_MTS_CUSTOM1), SetFill(1, 0), SetDataTip(STR_MUSIC_PLAYLIST_CUSTOM_1, STR_MUSIC_TOOLTIP_SELECT_CUSTOM_1_USER_DEFINED),
+				NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_MTS_CUSTOM2), SetFill(1, 0), SetDataTip(STR_MUSIC_PLAYLIST_CUSTOM_2, STR_MUSIC_TOOLTIP_SELECT_CUSTOM_2_USER_DEFINED),
 				NWidget(NWID_SPACER), SetMinimalSize(0, 16), // Space above 'clear' button
-				NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, MTSW_CLEAR), SetFill(1, 0), SetDataTip(STR_PLAYLIST_CLEAR, STR_PLAYLIST_TOOLTIP_CLEAR_CURRENT_PROGRAM_CUSTOM1),
+				NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_MTS_CLEAR), SetFill(1, 0), SetDataTip(STR_PLAYLIST_CLEAR, STR_PLAYLIST_TOOLTIP_CLEAR_CURRENT_PROGRAM_CUSTOM1),
 				NWidget(NWID_SPACER), SetFill(0, 1),
 			EndContainer(),
 			/* Right panel. */
 			NWidget(NWID_VERTICAL),
-				NWidget(WWT_LABEL, COLOUR_GREY, MTSW_PLAYLIST), SetDataTip(STR_PLAYLIST_PROGRAM, STR_NULL),
-				NWidget(WWT_PANEL, COLOUR_GREY, MTSW_LIST_RIGHT), SetMinimalSize(180, 194), SetDataTip(0x0, STR_PLAYLIST_TOOLTIP_CLICK_TO_REMOVE_TRACK), EndContainer(),
+				NWidget(WWT_LABEL, COLOUR_GREY, WID_MTS_PLAYLIST), SetDataTip(STR_PLAYLIST_PROGRAM, STR_NULL),
+				NWidget(WWT_PANEL, COLOUR_GREY, WID_MTS_LIST_RIGHT), SetMinimalSize(180, 194), SetDataTip(0x0, STR_PLAYLIST_TOOLTIP_CLICK_TO_REMOVE_TRACK), EndContainer(),
 				NWidget(NWID_SPACER), SetMinimalSize(0, 2),
 			EndContainer(),
 		EndContainer(),
@@ -513,17 +513,17 @@ struct MusicWindow : public Window {
 	MusicWindow(const WindowDesc *desc, WindowNumber number) : Window()
 	{
 		this->InitNested(desc, number);
-		this->LowerWidget(_settings_client.music.playlist + MW_ALL);
-		this->SetWidgetLoweredState(MW_SHUFFLE, _settings_client.music.shuffle);
+		this->LowerWidget(_settings_client.music.playlist + WID_M_ALL);
+		this->SetWidgetLoweredState(WID_M_SHUFFLE, _settings_client.music.shuffle);
 	}
 
 	virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
 	{
 		switch (widget) {
-			/* Make sure that MW_SHUFFLE and MW_PROGRAMME have the same size.
-			 * This can't be done by using NC_EQUALSIZE as the MW_INFO is
+			/* Make sure that WID_M_SHUFFLE and WID_M_PROGRAMME have the same size.
+			 * This can't be done by using NC_EQUALSIZE as the WID_M_INFO is
 			 * between those widgets and of different size. */
-			case MW_SHUFFLE: case MW_PROGRAMME: {
+			case WID_M_SHUFFLE: case WID_M_PROGRAMME: {
 				Dimension d = maxdim(GetStringBoundingBox(STR_MUSIC_PROGRAM), GetStringBoundingBox(STR_MUSIC_SHUFFLE));
 				d.width += padding.width;
 				d.height += padding.height;
@@ -531,7 +531,7 @@ struct MusicWindow : public Window {
 				break;
 			}
 
-			case MW_TRACK_NR: {
+			case WID_M_TRACK_NR: {
 				Dimension d = GetStringBoundingBox(STR_MUSIC_TRACK_NONE);
 				d.width += WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
 				d.height += WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
@@ -539,7 +539,7 @@ struct MusicWindow : public Window {
 				break;
 			}
 
-			case MW_TRACK_NAME: {
+			case WID_M_TRACK_NAME: {
 				Dimension d = GetStringBoundingBox(STR_MUSIC_TITLE_NONE);
 				for (uint i = 0; i < NUM_SONGS_AVAILABLE; i++) {
 					SetDParamStr(0, GetSongName(i));
@@ -553,16 +553,16 @@ struct MusicWindow : public Window {
 
 			/* Hack-ish: set the proper widget data; only needs to be done once
 			 * per (Re)Init as that's the only time the language changes. */
-			case MW_PREV: this->GetWidget<NWidgetCore>(MW_PREV)->widget_data = _current_text_dir == TD_RTL ? SPR_IMG_SKIP_TO_NEXT : SPR_IMG_SKIP_TO_PREV; break;
-			case MW_NEXT: this->GetWidget<NWidgetCore>(MW_NEXT)->widget_data = _current_text_dir == TD_RTL ? SPR_IMG_SKIP_TO_PREV : SPR_IMG_SKIP_TO_NEXT; break;
-			case MW_PLAY: this->GetWidget<NWidgetCore>(MW_PLAY)->widget_data = _current_text_dir == TD_RTL ? SPR_IMG_PLAY_MUSIC_RTL : SPR_IMG_PLAY_MUSIC; break;
+			case WID_M_PREV: this->GetWidget<NWidgetCore>(WID_M_PREV)->widget_data = _current_text_dir == TD_RTL ? SPR_IMG_SKIP_TO_NEXT : SPR_IMG_SKIP_TO_PREV; break;
+			case WID_M_NEXT: this->GetWidget<NWidgetCore>(WID_M_NEXT)->widget_data = _current_text_dir == TD_RTL ? SPR_IMG_SKIP_TO_PREV : SPR_IMG_SKIP_TO_NEXT; break;
+			case WID_M_PLAY: this->GetWidget<NWidgetCore>(WID_M_PLAY)->widget_data = _current_text_dir == TD_RTL ? SPR_IMG_PLAY_MUSIC_RTL : SPR_IMG_PLAY_MUSIC; break;
 		}
 	}
 
 	virtual void DrawWidget(const Rect &r, int widget) const
 	{
 		switch (widget) {
-			case MW_TRACK_NR: {
+			case WID_M_TRACK_NR: {
 				GfxFillRect(r.left + 1, r.top + 1, r.right, r.bottom, PC_BLACK);
 				StringID str = STR_MUSIC_TRACK_NONE;
 				if (_song_is_active != 0 && _music_wnd_cursong != 0) {
@@ -574,7 +574,7 @@ struct MusicWindow : public Window {
 				break;
 			}
 
-			case MW_TRACK_NAME: {
+			case WID_M_TRACK_NAME: {
 				GfxFillRect(r.left, r.top + 1, r.right - 1, r.bottom, PC_BLACK);
 				StringID str = STR_MUSIC_TITLE_NONE;
 				if (_song_is_active != 0 && _music_wnd_cursong != 0) {
@@ -585,9 +585,9 @@ struct MusicWindow : public Window {
 				break;
 			}
 
-			case MW_MUSIC_VOL: case MW_EFFECT_VOL: {
+			case WID_M_MUSIC_VOL: case WID_M_EFFECT_VOL: {
 				DrawFrameRect(r.left, r.top + 2, r.right, r.bottom - 2, COLOUR_GREY, FR_LOWERED);
-				byte volume = (widget == MW_MUSIC_VOL) ? _settings_client.music.music_vol : _settings_client.music.effect_vol;
+				byte volume = (widget == WID_M_MUSIC_VOL) ? _settings_client.music.music_vol : _settings_client.music.effect_vol;
 				int x = (volume * (r.right - r.left) / 127);
 				if (_current_text_dir == TD_RTL) {
 					x = r.right - x;
@@ -609,7 +609,7 @@ struct MusicWindow : public Window {
 	{
 		if (!gui_scope) return;
 		for (int i = 0; i < 6; i++) {
-			this->SetWidgetLoweredState(MW_ALL + i, i == _settings_client.music.playlist);
+			this->SetWidgetLoweredState(WID_M_ALL + i, i == _settings_client.music.playlist);
 		}
 		this->SetDirty();
 	}
@@ -617,36 +617,36 @@ struct MusicWindow : public Window {
 	virtual void OnClick(Point pt, int widget, int click_count)
 	{
 		switch (widget) {
-			case MW_PREV: // skip to prev
+			case WID_M_PREV: // skip to prev
 				if (!_song_is_active) return;
 				SkipToPrevSong();
 				this->SetDirty();
 				break;
 
-			case MW_NEXT: // skip to next
+			case WID_M_NEXT: // skip to next
 				if (!_song_is_active) return;
 				SkipToNextSong();
 				this->SetDirty();
 				break;
 
-			case MW_STOP: // stop playing
+			case WID_M_STOP: // stop playing
 				_settings_client.music.playing = false;
 				break;
 
-			case MW_PLAY: // start playing
+			case WID_M_PLAY: // start playing
 				_settings_client.music.playing = true;
 				break;
 
-			case MW_MUSIC_VOL: case MW_EFFECT_VOL: { // volume sliders
+			case WID_M_MUSIC_VOL: case WID_M_EFFECT_VOL: { // volume sliders
 				int x = pt.x - this->GetWidget<NWidgetBase>(widget)->pos_x;
 
-				byte *vol = (widget == MW_MUSIC_VOL) ? &_settings_client.music.music_vol : &_settings_client.music.effect_vol;
+				byte *vol = (widget == WID_M_MUSIC_VOL) ? &_settings_client.music.music_vol : &_settings_client.music.effect_vol;
 
 				byte new_vol = x * 127 / this->GetWidget<NWidgetBase>(widget)->current_x;
 				if (_current_text_dir == TD_RTL) new_vol = 127 - new_vol;
 				if (new_vol != *vol) {
 					*vol = new_vol;
-					if (widget == MW_MUSIC_VOL) MusicVolumeChanged(new_vol);
+					if (widget == WID_M_MUSIC_VOL) MusicVolumeChanged(new_vol);
 					this->SetDirty();
 				}
 
@@ -654,22 +654,22 @@ struct MusicWindow : public Window {
 				break;
 			}
 
-			case MW_SHUFFLE: // toggle shuffle
+			case WID_M_SHUFFLE: // toggle shuffle
 				_settings_client.music.shuffle ^= 1;
-				this->SetWidgetLoweredState(MW_SHUFFLE, _settings_client.music.shuffle);
-				this->SetWidgetDirty(MW_SHUFFLE);
+				this->SetWidgetLoweredState(WID_M_SHUFFLE, _settings_client.music.shuffle);
+				this->SetWidgetDirty(WID_M_SHUFFLE);
 				StopMusic();
 				SelectSongToPlay();
 				this->SetDirty();
 				break;
 
-			case MW_PROGRAMME: // show track selection
+			case WID_M_PROGRAMME: // show track selection
 				ShowMusicTrackSelection();
 				break;
 
-			case MW_ALL: case MW_OLD: case MW_NEW:
-			case MW_EZY: case MW_CUSTOM1: case MW_CUSTOM2: // playlist
-				SelectPlaylist(widget - MW_ALL);
+			case WID_M_ALL: case WID_M_OLD: case WID_M_NEW:
+			case WID_M_EZY: case WID_M_CUSTOM1: case WID_M_CUSTOM2: // playlist
+				SelectPlaylist(widget - WID_M_ALL);
 				StopMusic();
 				SelectSongToPlay();
 				this->SetDirty();
@@ -688,18 +688,18 @@ static const NWidgetPart _nested_music_window_widgets[] = {
 		NWidget(NWID_VERTICAL),
 			NWidget(WWT_PANEL, COLOUR_GREY, -1), SetFill(1, 1), EndContainer(),
 			NWidget(NWID_HORIZONTAL),
-				NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, MW_PREV), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_SKIP_TO_PREV, STR_MUSIC_TOOLTIP_SKIP_TO_PREVIOUS_TRACK),
-				NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, MW_NEXT), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_SKIP_TO_NEXT, STR_MUSIC_TOOLTIP_SKIP_TO_NEXT_TRACK_IN_SELECTION),
-				NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, MW_STOP), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_STOP_MUSIC, STR_MUSIC_TOOLTIP_STOP_PLAYING_MUSIC),
-				NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, MW_PLAY), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_PLAY_MUSIC, STR_MUSIC_TOOLTIP_START_PLAYING_MUSIC),
+				NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, WID_M_PREV), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_SKIP_TO_PREV, STR_MUSIC_TOOLTIP_SKIP_TO_PREVIOUS_TRACK),
+				NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, WID_M_NEXT), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_SKIP_TO_NEXT, STR_MUSIC_TOOLTIP_SKIP_TO_NEXT_TRACK_IN_SELECTION),
+				NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, WID_M_STOP), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_STOP_MUSIC, STR_MUSIC_TOOLTIP_STOP_PLAYING_MUSIC),
+				NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, WID_M_PLAY), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_PLAY_MUSIC, STR_MUSIC_TOOLTIP_START_PLAYING_MUSIC),
 			EndContainer(),
 			NWidget(WWT_PANEL, COLOUR_GREY, -1), SetFill(1, 1), EndContainer(),
 		EndContainer(),
-		NWidget(WWT_PANEL, COLOUR_GREY, MW_SLIDERS),
+		NWidget(WWT_PANEL, COLOUR_GREY, WID_M_SLIDERS),
 			NWidget(NWID_HORIZONTAL), SetPIP(20, 20, 20),
 				NWidget(NWID_VERTICAL),
 					NWidget(WWT_LABEL, COLOUR_GREY, -1), SetFill(1, 0), SetDataTip(STR_MUSIC_MUSIC_VOLUME, STR_NULL),
-					NWidget(WWT_EMPTY, COLOUR_GREY, MW_MUSIC_VOL), SetMinimalSize(67, 0), SetMinimalTextLines(1, 0), SetFill(1, 0), SetDataTip(0x0, STR_MUSIC_TOOLTIP_DRAG_SLIDERS_TO_SET_MUSIC),
+					NWidget(WWT_EMPTY, COLOUR_GREY, WID_M_MUSIC_VOL), SetMinimalSize(67, 0), SetMinimalTextLines(1, 0), SetFill(1, 0), SetDataTip(0x0, STR_MUSIC_TOOLTIP_DRAG_SLIDERS_TO_SET_MUSIC),
 					NWidget(NWID_HORIZONTAL),
 						NWidget(WWT_LABEL, COLOUR_GREY, -1), SetDataTip(STR_MUSIC_RULER_MIN, STR_NULL),
 						NWidget(WWT_LABEL, COLOUR_GREY, -1), SetDataTip(STR_MUSIC_RULER_MARKER, STR_NULL), SetFill(1, 0),
@@ -712,7 +712,7 @@ static const NWidgetPart _nested_music_window_widgets[] = {
 				EndContainer(),
 				NWidget(NWID_VERTICAL),
 					NWidget(WWT_LABEL, COLOUR_GREY, -1), SetFill(1, 0), SetDataTip(STR_MUSIC_EFFECTS_VOLUME, STR_NULL),
-					NWidget(WWT_EMPTY, COLOUR_GREY, MW_EFFECT_VOL), SetMinimalSize(67, 0), SetMinimalTextLines(1, 0), SetFill(1, 0), SetDataTip(0x0, STR_MUSIC_TOOLTIP_DRAG_SLIDERS_TO_SET_MUSIC),
+					NWidget(WWT_EMPTY, COLOUR_GREY, WID_M_EFFECT_VOL), SetMinimalSize(67, 0), SetMinimalTextLines(1, 0), SetFill(1, 0), SetDataTip(0x0, STR_MUSIC_TOOLTIP_DRAG_SLIDERS_TO_SET_MUSIC),
 					NWidget(NWID_HORIZONTAL),
 						NWidget(WWT_LABEL, COLOUR_GREY, -1), SetDataTip(STR_MUSIC_RULER_MIN, STR_NULL),
 						NWidget(WWT_LABEL, COLOUR_GREY, -1), SetDataTip(STR_MUSIC_RULER_MARKER, STR_NULL), SetFill(1, 0),
@@ -726,35 +726,35 @@ static const NWidgetPart _nested_music_window_widgets[] = {
 			EndContainer(),
 		EndContainer(),
 	EndContainer(),
-	NWidget(WWT_PANEL, COLOUR_GREY, MW_BACKGROUND),
+	NWidget(WWT_PANEL, COLOUR_GREY, WID_M_BACKGROUND),
 		NWidget(NWID_HORIZONTAL), SetPIP(6, 0, 6),
 			NWidget(NWID_VERTICAL),
 				NWidget(NWID_SPACER), SetFill(0, 1),
-				NWidget(WWT_TEXTBTN, COLOUR_GREY, MW_SHUFFLE), SetMinimalSize(50, 8), SetDataTip(STR_MUSIC_SHUFFLE, STR_MUSIC_TOOLTIP_TOGGLE_PROGRAM_SHUFFLE),
+				NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_M_SHUFFLE), SetMinimalSize(50, 8), SetDataTip(STR_MUSIC_SHUFFLE, STR_MUSIC_TOOLTIP_TOGGLE_PROGRAM_SHUFFLE),
 				NWidget(NWID_SPACER), SetFill(0, 1),
 			EndContainer(),
 			NWidget(NWID_VERTICAL), SetPadding(0, 0, 3, 3),
-				NWidget(WWT_LABEL, COLOUR_GREY, MW_TRACK), SetFill(0, 0), SetDataTip(STR_MUSIC_TRACK, STR_NULL),
-				NWidget(WWT_PANEL, COLOUR_GREY, MW_TRACK_NR), EndContainer(),
+				NWidget(WWT_LABEL, COLOUR_GREY, WID_M_TRACK), SetFill(0, 0), SetDataTip(STR_MUSIC_TRACK, STR_NULL),
+				NWidget(WWT_PANEL, COLOUR_GREY, WID_M_TRACK_NR), EndContainer(),
 			EndContainer(),
 			NWidget(NWID_VERTICAL), SetPadding(0, 3, 3, 0),
-				NWidget(WWT_LABEL, COLOUR_GREY, MW_TRACK_TITLE), SetFill(1, 0), SetDataTip(STR_MUSIC_XTITLE, STR_NULL),
-				NWidget(WWT_PANEL, COLOUR_GREY, MW_TRACK_NAME), SetFill(1, 0), EndContainer(),
+				NWidget(WWT_LABEL, COLOUR_GREY, WID_M_TRACK_TITLE), SetFill(1, 0), SetDataTip(STR_MUSIC_XTITLE, STR_NULL),
+				NWidget(WWT_PANEL, COLOUR_GREY, WID_M_TRACK_NAME), SetFill(1, 0), EndContainer(),
 			EndContainer(),
 			NWidget(NWID_VERTICAL),
 				NWidget(NWID_SPACER), SetFill(0, 1),
-				NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, MW_PROGRAMME), SetMinimalSize(50, 8), SetDataTip(STR_MUSIC_PROGRAM, STR_MUSIC_TOOLTIP_SHOW_MUSIC_TRACK_SELECTION),
+				NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_M_PROGRAMME), SetMinimalSize(50, 8), SetDataTip(STR_MUSIC_PROGRAM, STR_MUSIC_TOOLTIP_SHOW_MUSIC_TRACK_SELECTION),
 				NWidget(NWID_SPACER), SetFill(0, 1),
 			EndContainer(),
 		EndContainer(),
 	EndContainer(),
 	NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
-		NWidget(WWT_TEXTBTN, COLOUR_GREY, MW_ALL), SetFill(1, 0), SetDataTip(STR_MUSIC_PLAYLIST_ALL, STR_MUSIC_TOOLTIP_SELECT_ALL_TRACKS_PROGRAM),
-		NWidget(WWT_TEXTBTN, COLOUR_GREY, MW_OLD), SetFill(1, 0), SetDataTip(STR_MUSIC_PLAYLIST_OLD_STYLE, STR_MUSIC_TOOLTIP_SELECT_OLD_STYLE_MUSIC),
-		NWidget(WWT_TEXTBTN, COLOUR_GREY, MW_NEW), SetFill(1, 0), SetDataTip(STR_MUSIC_PLAYLIST_NEW_STYLE, STR_MUSIC_TOOLTIP_SELECT_NEW_STYLE_MUSIC),
-		NWidget(WWT_TEXTBTN, COLOUR_GREY, MW_EZY), SetFill(1, 0), SetDataTip(STR_MUSIC_PLAYLIST_EZY_STREET, STR_MUSIC_TOOLTIP_SELECT_EZY_STREET_STYLE),
-		NWidget(WWT_TEXTBTN, COLOUR_GREY, MW_CUSTOM1), SetFill(1, 0), SetDataTip(STR_MUSIC_PLAYLIST_CUSTOM_1, STR_MUSIC_TOOLTIP_SELECT_CUSTOM_1_USER_DEFINED),
-		NWidget(WWT_TEXTBTN, COLOUR_GREY, MW_CUSTOM2), SetFill(1, 0), SetDataTip(STR_MUSIC_PLAYLIST_CUSTOM_2, STR_MUSIC_TOOLTIP_SELECT_CUSTOM_2_USER_DEFINED),
+		NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_M_ALL), SetFill(1, 0), SetDataTip(STR_MUSIC_PLAYLIST_ALL, STR_MUSIC_TOOLTIP_SELECT_ALL_TRACKS_PROGRAM),
+		NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_M_OLD), SetFill(1, 0), SetDataTip(STR_MUSIC_PLAYLIST_OLD_STYLE, STR_MUSIC_TOOLTIP_SELECT_OLD_STYLE_MUSIC),
+		NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_M_NEW), SetFill(1, 0), SetDataTip(STR_MUSIC_PLAYLIST_NEW_STYLE, STR_MUSIC_TOOLTIP_SELECT_NEW_STYLE_MUSIC),
+		NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_M_EZY), SetFill(1, 0), SetDataTip(STR_MUSIC_PLAYLIST_EZY_STREET, STR_MUSIC_TOOLTIP_SELECT_EZY_STREET_STYLE),
+		NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_M_CUSTOM1), SetFill(1, 0), SetDataTip(STR_MUSIC_PLAYLIST_CUSTOM_1, STR_MUSIC_TOOLTIP_SELECT_CUSTOM_1_USER_DEFINED),
+		NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_M_CUSTOM2), SetFill(1, 0), SetDataTip(STR_MUSIC_PLAYLIST_CUSTOM_2, STR_MUSIC_TOOLTIP_SELECT_CUSTOM_2_USER_DEFINED),
 	EndContainer(),
 };
 
diff --git a/src/network/network_chat_gui.cpp b/src/network/network_chat_gui.cpp
index d6c0319f4..91dcb902b 100644
--- a/src/network/network_chat_gui.cpp
+++ b/src/network/network_chat_gui.cpp
@@ -314,7 +314,7 @@ struct NetworkChatWindow : public QueryStringBaseWindow {
 
 		this->InitNested(desc, type);
 
-		this->SetFocusedWidget(NWCW_TEXTBOX);
+		this->SetFocusedWidget(WID_NC_TEXTBOX);
 		InvalidateWindowData(WC_NEWS_WINDOW, 0, this->height);
 		_chat_tab_completion_active = false;
 
@@ -468,7 +468,7 @@ struct NetworkChatWindow : public QueryStringBaseWindow {
 	virtual void OnPaint()
 	{
 		this->DrawWidgets();
-		this->DrawEditBox(NWCW_TEXTBOX);
+		this->DrawEditBox(WID_NC_TEXTBOX);
 	}
 
 	virtual Point OnInitialPosition(const WindowDesc *desc, int16 sm_width, int16 sm_height, int window_number)
@@ -479,7 +479,7 @@ struct NetworkChatWindow : public QueryStringBaseWindow {
 
 	virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
 	{
-		if (widget != NWCW_DESTINATION) return;
+		if (widget != WID_NC_DESTINATION) return;
 
 		if (this->dtype == DESTTYPE_CLIENT) {
 			SetDParamStr(0, NetworkClientInfo::GetByClientID((ClientID)this->dest)->client_name);
@@ -492,7 +492,7 @@ struct NetworkChatWindow : public QueryStringBaseWindow {
 
 	virtual void DrawWidget(const Rect &r, int widget) const
 	{
-		if (widget != NWCW_DESTINATION) return;
+		if (widget != WID_NC_DESTINATION) return;
 
 		if (this->dtype == DESTTYPE_CLIENT) {
 			SetDParamStr(0, NetworkClientInfo::GetByClientID((ClientID)this->dest)->client_name);
@@ -504,15 +504,15 @@ struct NetworkChatWindow : public QueryStringBaseWindow {
 	{
 		switch (widget) {
 			/* Send */
-			case NWCW_SENDBUTTON: SendChat(this->text.buf, this->dtype, this->dest);
+			case WID_NC_SENDBUTTON: SendChat(this->text.buf, this->dtype, this->dest);
 				/* FALL THROUGH */
-			case NWCW_CLOSE: /* Cancel */ delete this; break;
+			case WID_NC_CLOSE: /* Cancel */ delete this; break;
 		}
 	}
 
 	virtual void OnMouseLoop()
 	{
-		this->HandleEditBox(NWCW_TEXTBOX);
+		this->HandleEditBox(WID_NC_TEXTBOX);
 	}
 
 	virtual EventState OnKeyPress(uint16 key, uint16 keycode)
@@ -523,7 +523,7 @@ struct NetworkChatWindow : public QueryStringBaseWindow {
 			state = ES_HANDLED;
 		} else {
 			_chat_tab_completion_active = false;
-			switch (this->HandleEditBoxKey(NWCW_TEXTBOX, key, keycode, state)) {
+			switch (this->HandleEditBoxKey(WID_NC_TEXTBOX, key, keycode, state)) {
 				default: NOT_REACHED();
 				case HEBR_EDITING: {
 					Window *osk = FindWindowById(WC_OSK, 0);
@@ -542,7 +542,7 @@ struct NetworkChatWindow : public QueryStringBaseWindow {
 
 	virtual void OnOpenOSKWindow(int wid)
 	{
-		ShowOnScreenKeyboard(this, wid, NWCW_CLOSE, NWCW_SENDBUTTON);
+		ShowOnScreenKeyboard(this, wid, WID_NC_CLOSE, WID_NC_SENDBUTTON);
 	}
 
 	/**
@@ -559,13 +559,13 @@ struct NetworkChatWindow : public QueryStringBaseWindow {
 /** The widgets of the chat window. */
 static const NWidgetPart _nested_chat_window_widgets[] = {
 	NWidget(NWID_HORIZONTAL),
-		NWidget(WWT_CLOSEBOX, COLOUR_GREY, NWCW_CLOSE),
-		NWidget(WWT_PANEL, COLOUR_GREY, NWCW_BACKGROUND),
+		NWidget(WWT_CLOSEBOX, COLOUR_GREY, WID_NC_CLOSE),
+		NWidget(WWT_PANEL, COLOUR_GREY, WID_NC_BACKGROUND),
 			NWidget(NWID_HORIZONTAL),
-				NWidget(WWT_TEXT, COLOUR_GREY, NWCW_DESTINATION), SetMinimalSize(62, 12), SetPadding(1, 0, 1, 0), SetDataTip(STR_NULL, STR_NULL),
-				NWidget(WWT_EDITBOX, COLOUR_GREY, NWCW_TEXTBOX), SetMinimalSize(100, 12), SetPadding(1, 0, 1, 0), SetResize(1, 0),
+				NWidget(WWT_TEXT, COLOUR_GREY, WID_NC_DESTINATION), SetMinimalSize(62, 12), SetPadding(1, 0, 1, 0), SetDataTip(STR_NULL, STR_NULL),
+				NWidget(WWT_EDITBOX, COLOUR_GREY, WID_NC_TEXTBOX), SetMinimalSize(100, 12), SetPadding(1, 0, 1, 0), SetResize(1, 0),
 																	SetDataTip(STR_NETWORK_CHAT_OSKTITLE, STR_NULL),
-				NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, NWCW_SENDBUTTON), SetMinimalSize(62, 12), SetPadding(1, 0, 1, 0), SetDataTip(STR_NETWORK_CHAT_SEND, STR_NULL),
+				NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_NC_SENDBUTTON), SetMinimalSize(62, 12), SetPadding(1, 0, 1, 0), SetDataTip(STR_NETWORK_CHAT_SEND, STR_NULL),
 			EndContainer(),
 		EndContainer(),
 	EndContainer(),
diff --git a/src/network/network_content_gui.cpp b/src/network/network_content_gui.cpp
index 1a31e0904..a4981124a 100644
--- a/src/network/network_content_gui.cpp
+++ b/src/network/network_content_gui.cpp
@@ -30,11 +30,11 @@
 /** Nested widgets for the download window. */
 static const NWidgetPart _nested_network_content_download_status_window_widgets[] = {
 	NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_CONTENT_DOWNLOAD_TITLE, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
-	NWidget(WWT_PANEL, COLOUR_GREY, NCDSWW_BACKGROUND),
+	NWidget(WWT_PANEL, COLOUR_GREY, WID_NCDS_BACKGROUND),
 		NWidget(NWID_SPACER), SetMinimalSize(350, 0), SetMinimalTextLines(3, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM + 30),
 		NWidget(NWID_HORIZONTAL),
 			NWidget(NWID_SPACER), SetMinimalSize(125, 0),
-			NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NCDSWW_CANCELOK), SetMinimalSize(101, 12), SetDataTip(STR_BUTTON_CANCEL, STR_NULL),
+			NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NCDS_CANCELOK), SetMinimalSize(101, 12), SetDataTip(STR_BUTTON_CANCEL, STR_NULL),
 			NWidget(NWID_SPACER), SetFill(1, 0),
 		EndContainer(),
 		NWidget(NWID_SPACER), SetMinimalSize(0, 4),
@@ -65,7 +65,7 @@ BaseNetworkContentDownloadStatusWindow::~BaseNetworkContentDownloadStatusWindow(
 
 /* virtual */ void BaseNetworkContentDownloadStatusWindow::DrawWidget(const Rect &r, int widget) const
 {
-	if (widget != NCDSWW_BACKGROUND) return;
+	if (widget != WID_NCDS_BACKGROUND) return;
 
 	/* Draw nice progress bar :) */
 	DrawFrameRect(r.left + 20, r.top + 4, r.left + 20 + (int)((this->width - 40LL) * this->downloaded_bytes / this->total_bytes), r.top + 14, COLOUR_MAUVE, FR_NONE);
@@ -198,7 +198,7 @@ public:
 
 	virtual void OnClick(Point pt, int widget, int click_count)
 	{
-		if (widget == NCDSWW_CANCELOK) {
+		if (widget == WID_NCDS_CANCELOK) {
 			if (this->downloaded_bytes != this->total_bytes) {
 				_network_content_client.Close();
 				delete this;
@@ -217,7 +217,7 @@ public:
 
 		/* When downloading is finished change cancel in ok */
 		if (this->downloaded_bytes == this->total_bytes) {
-			this->GetWidget<NWidgetCore>(NCDSWW_CANCELOK)->widget_data = STR_BUTTON_OK;
+			this->GetWidget<NWidgetCore>(WID_NCDS_CANCELOK)->widget_data = STR_BUTTON_OK;
 		}
 	}
 };
@@ -356,14 +356,14 @@ public:
 			list_pos(0)
 	{
 		this->CreateNestedTree(desc);
-		this->vscroll = this->GetScrollbar(NCLWW_SCROLLBAR);
+		this->vscroll = this->GetScrollbar(WID_NCL_SCROLLBAR);
 		this->FinishInitNested(desc, 1);
 
-		this->GetWidget<NWidgetStacked>(NCLWW_SEL_ALL_UPDATE)->SetDisplayedPlane(select_all);
+		this->GetWidget<NWidgetStacked>(WID_NCL_SEL_ALL_UPDATE)->SetDisplayedPlane(select_all);
 
 		this->afilter = CS_ALPHANUMERAL;
 		InitializeTextBuffer(&this->text, this->edit_str_buf, this->edit_str_size, EDITBOX_MAX_LENGTH);
-		this->SetFocusedWidget(NCLWW_FILTER);
+		this->SetFocusedWidget(WID_NCL_FILTER);
 
 		_network_content_client.AddCallback(this);
 		this->content.SetListing(this->last_sorting);
@@ -385,11 +385,11 @@ public:
 	virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
 	{
 		switch (widget) {
-			case NCLWW_FILTER_CAPT:
+			case WID_NCL_FILTER_CAPT:
 				*size = maxdim(*size, GetStringBoundingBox(STR_CONTENT_FILTER_TITLE));
 				break;
 
-			case NCLWW_TYPE: {
+			case WID_NCL_TYPE: {
 				Dimension d = *size;
 				for (int i = CONTENT_TYPE_BEGIN; i < CONTENT_TYPE_END; i++) {
 					d = maxdim(d, GetStringBoundingBox(STR_CONTENT_TYPE_BASE_GRAPHICS + i - CONTENT_TYPE_BASE_GRAPHICS));
@@ -398,7 +398,7 @@ public:
 				break;
 			}
 
-			case NCLWW_MATRIX:
+			case WID_NCL_MATRIX:
 				resize->height = FONT_HEIGHT_NORMAL + WD_MATRIX_TOP + WD_MATRIX_BOTTOM;
 				size->height = 10 * resize->height;
 				break;
@@ -409,15 +409,15 @@ public:
 	virtual void DrawWidget(const Rect &r, int widget) const
 	{
 		switch (widget) {
-			case NCLWW_FILTER_CAPT:
+			case WID_NCL_FILTER_CAPT:
 				DrawString(r.left, r.right, r.top, STR_CONTENT_FILTER_TITLE, TC_FROMSTRING, SA_RIGHT);
 				break;
 
-			case NCLWW_DETAILS:
+			case WID_NCL_DETAILS:
 				this->DrawDetails(r);
 				break;
 
-			case NCLWW_MATRIX:
+			case WID_NCL_MATRIX:
 				this->DrawMatrix(r);
 				break;
 		}
@@ -434,12 +434,12 @@ public:
 		this->DrawWidgets();
 
 		/* Edit box to filter for keywords */
-		this->DrawEditBox(NCLWW_FILTER);
+		this->DrawEditBox(WID_NCL_FILTER);
 
 		switch (this->content.SortType()) {
-			case NCLWW_CHECKBOX - NCLWW_CHECKBOX: this->DrawSortButtonState(NCLWW_CHECKBOX, arrow); break;
-			case NCLWW_TYPE     - NCLWW_CHECKBOX: this->DrawSortButtonState(NCLWW_TYPE,     arrow); break;
-			case NCLWW_NAME     - NCLWW_CHECKBOX: this->DrawSortButtonState(NCLWW_NAME,     arrow); break;
+			case WID_NCL_CHECKBOX - WID_NCL_CHECKBOX: this->DrawSortButtonState(WID_NCL_CHECKBOX, arrow); break;
+			case WID_NCL_TYPE     - WID_NCL_CHECKBOX: this->DrawSortButtonState(WID_NCL_TYPE,     arrow); break;
+			case WID_NCL_NAME     - WID_NCL_CHECKBOX: this->DrawSortButtonState(WID_NCL_NAME,     arrow); break;
 		}
 	}
 
@@ -449,9 +449,9 @@ public:
 	 */
 	void DrawMatrix(const Rect &r) const
 	{
-		const NWidgetBase *nwi_checkbox = this->GetWidget<NWidgetBase>(NCLWW_CHECKBOX);
-		const NWidgetBase *nwi_name = this->GetWidget<NWidgetBase>(NCLWW_NAME);
-		const NWidgetBase *nwi_type = this->GetWidget<NWidgetBase>(NCLWW_TYPE);
+		const NWidgetBase *nwi_checkbox = this->GetWidget<NWidgetBase>(WID_NCL_CHECKBOX);
+		const NWidgetBase *nwi_name = this->GetWidget<NWidgetBase>(WID_NCL_NAME);
+		const NWidgetBase *nwi_type = this->GetWidget<NWidgetBase>(WID_NCL_TYPE);
 
 
 		/* Fill the matrix with the information */
@@ -599,14 +599,14 @@ public:
 	virtual void OnClick(Point pt, int widget, int click_count)
 	{
 		switch (widget) {
-			case NCLWW_MATRIX: {
-				uint id_v = this->vscroll->GetScrolledRowFromWidget(pt.y, this, NCLWW_MATRIX);
+			case WID_NCL_MATRIX: {
+				uint id_v = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_NCL_MATRIX);
 				if (id_v >= this->content.Length()) return; // click out of bounds
 
 				this->selected = *this->content.Get(id_v);
 				this->list_pos = id_v;
 
-				const NWidgetBase *checkbox = this->GetWidget<NWidgetBase>(NCLWW_CHECKBOX);
+				const NWidgetBase *checkbox = this->GetWidget<NWidgetBase>(WID_NCL_CHECKBOX);
 				if (click_count > 1 || IsInsideBS(pt.x, checkbox->pos_x, checkbox->current_x)) {
 					_network_content_client.ToggleSelectedState(this->selected);
 					this->content.ForceResort();
@@ -616,14 +616,14 @@ public:
 				break;
 			}
 
-			case NCLWW_CHECKBOX:
-			case NCLWW_TYPE:
-			case NCLWW_NAME:
-				if (this->content.SortType() == widget - NCLWW_CHECKBOX) {
+			case WID_NCL_CHECKBOX:
+			case WID_NCL_TYPE:
+			case WID_NCL_NAME:
+				if (this->content.SortType() == widget - WID_NCL_CHECKBOX) {
 					this->content.ToggleSortOrder();
 					this->list_pos = this->content.Length() - this->list_pos - 1;
 				} else {
-					this->content.SetSortType(widget - NCLWW_CHECKBOX);
+					this->content.SetSortType(widget - WID_NCL_CHECKBOX);
 					this->content.ForceResort();
 					this->SortContentList();
 				}
@@ -631,33 +631,33 @@ public:
 				this->InvalidateData();
 				break;
 
-			case NCLWW_SELECT_ALL:
+			case WID_NCL_SELECT_ALL:
 				_network_content_client.SelectAll();
 				this->InvalidateData();
 				break;
 
-			case NCLWW_SELECT_UPDATE:
+			case WID_NCL_SELECT_UPDATE:
 				_network_content_client.SelectUpgrade();
 				this->InvalidateData();
 				break;
 
-			case NCLWW_UNSELECT:
+			case WID_NCL_UNSELECT:
 				_network_content_client.UnselectAll();
 				this->InvalidateData();
 				break;
 
-			case NCLWW_CANCEL:
+			case WID_NCL_CANCEL:
 				delete this;
 				break;
 
-			case NCLWW_OPEN_URL:
+			case WID_NCL_OPEN_URL:
 				if (this->selected != NULL) {
 					extern void OpenBrowser(const char *url);
 					OpenBrowser(this->selected->url);
 				}
 				break;
 
-			case NCLWW_DOWNLOAD:
+			case WID_NCL_DOWNLOAD:
 				if (BringWindowToFrontById(WC_NETWORK_STATUS_WINDOW, 0) == NULL) new NetworkContentDownloadStatusWindow();
 				break;
 		}
@@ -665,7 +665,7 @@ public:
 
 	virtual void OnMouseLoop()
 	{
-		this->HandleEditBox(NCLWW_FILTER);
+		this->HandleEditBox(WID_NCL_FILTER);
 	}
 
 	virtual EventState OnKeyPress(uint16 key, uint16 keycode)
@@ -698,7 +698,7 @@ public:
 
 			case WKC_SPACE:
 			case WKC_RETURN:
-				if (keycode == WKC_RETURN || !IsWidgetFocused(NCLWW_FILTER)) {
+				if (keycode == WKC_RETURN || !IsWidgetFocused(WID_NCL_FILTER)) {
 					if (this->selected != NULL) {
 						_network_content_client.ToggleSelectedState(this->selected);
 						this->content.ForceResort();
@@ -711,8 +711,8 @@ public:
 			default: {
 				/* Handle editbox input */
 				EventState state = ES_NOT_HANDLED;
-				if (this->HandleEditBoxKey(NCLWW_FILTER, key, keycode, state) == HEBR_EDITING) {
-					this->OnOSKInput(NCLWW_FILTER);
+				if (this->HandleEditBoxKey(WID_NCL_FILTER, key, keycode, state) == HEBR_EDITING) {
+					this->OnOSKInput(WID_NCL_FILTER);
 				}
 
 				return state;
@@ -740,8 +740,8 @@ public:
 
 	virtual void OnResize()
 	{
-		this->vscroll->SetCapacityFromWidget(this, NCLWW_MATRIX);
-		this->GetWidget<NWidgetCore>(NCLWW_MATRIX)->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
+		this->vscroll->SetCapacityFromWidget(this, WID_NCL_MATRIX);
+		this->GetWidget<NWidgetCore>(WID_NCL_MATRIX)->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
 	}
 
 	virtual void OnReceiveContentInfo(const ContentInfo *rci)
@@ -801,13 +801,13 @@ public:
 		}
 
 		/* If data == 2 then the status window caused this OnInvalidate */
-		this->SetWidgetDisabledState(NCLWW_DOWNLOAD, this->filesize_sum == 0 || (FindWindowById(WC_NETWORK_STATUS_WINDOW, 0) != NULL && data != 2));
-		this->SetWidgetDisabledState(NCLWW_UNSELECT, this->filesize_sum == 0);
-		this->SetWidgetDisabledState(NCLWW_SELECT_ALL, !show_select_all);
-		this->SetWidgetDisabledState(NCLWW_SELECT_UPDATE, !show_select_upgrade);
-		this->SetWidgetDisabledState(NCLWW_OPEN_URL, this->selected == NULL || StrEmpty(this->selected->url));
+		this->SetWidgetDisabledState(WID_NCL_DOWNLOAD, this->filesize_sum == 0 || (FindWindowById(WC_NETWORK_STATUS_WINDOW, 0) != NULL && data != 2));
+		this->SetWidgetDisabledState(WID_NCL_UNSELECT, this->filesize_sum == 0);
+		this->SetWidgetDisabledState(WID_NCL_SELECT_ALL, !show_select_all);
+		this->SetWidgetDisabledState(WID_NCL_SELECT_UPDATE, !show_select_upgrade);
+		this->SetWidgetDisabledState(WID_NCL_OPEN_URL, this->selected == NULL || StrEmpty(this->selected->url));
 
-		this->GetWidget<NWidgetCore>(NCLWW_CANCEL)->widget_data = this->filesize_sum == 0 ? STR_AI_SETTINGS_CLOSE : STR_AI_LIST_CANCEL;
+		this->GetWidget<NWidgetCore>(WID_NCL_CANCEL)->widget_data = this->filesize_sum == 0 ? STR_AI_SETTINGS_CLOSE : STR_AI_LIST_CANCEL;
 	}
 };
 
@@ -830,12 +830,12 @@ static const NWidgetPart _nested_network_content_list_widgets[] = {
 		NWidget(WWT_CLOSEBOX, COLOUR_LIGHT_BLUE),
 		NWidget(WWT_CAPTION, COLOUR_LIGHT_BLUE), SetDataTip(STR_CONTENT_TITLE, STR_NULL),
 	EndContainer(),
-	NWidget(WWT_PANEL, COLOUR_LIGHT_BLUE, NCLWW_BACKGROUND),
+	NWidget(WWT_PANEL, COLOUR_LIGHT_BLUE, WID_NCL_BACKGROUND),
 		NWidget(NWID_SPACER), SetMinimalSize(0, 7), SetResize(1, 0),
 		NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(8, 8, 8),
 			/* Top */
-			NWidget(WWT_EMPTY, COLOUR_LIGHT_BLUE, NCLWW_FILTER_CAPT), SetFill(1, 0), SetResize(1, 0),
-			NWidget(WWT_EDITBOX, COLOUR_LIGHT_BLUE, NCLWW_FILTER), SetFill(1, 0), SetResize(1, 0),
+			NWidget(WWT_EMPTY, COLOUR_LIGHT_BLUE, WID_NCL_FILTER_CAPT), SetFill(1, 0), SetResize(1, 0),
+			NWidget(WWT_EDITBOX, COLOUR_LIGHT_BLUE, WID_NCL_FILTER), SetFill(1, 0), SetResize(1, 0),
 						SetDataTip(STR_LIST_FILTER_OSKTITLE, STR_LIST_FILTER_TOOLTIP),
 		EndContainer(),
 		NWidget(NWID_SPACER), SetMinimalSize(0, 7), SetResize(1, 0),
@@ -845,41 +845,41 @@ static const NWidgetPart _nested_network_content_list_widgets[] = {
 				NWidget(NWID_HORIZONTAL),
 					NWidget(NWID_VERTICAL),
 						NWidget(NWID_HORIZONTAL),
-							NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NCLWW_CHECKBOX), SetMinimalSize(13, 1), SetDataTip(STR_EMPTY, STR_NULL),
-							NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NCLWW_TYPE),
+							NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NCL_CHECKBOX), SetMinimalSize(13, 1), SetDataTip(STR_EMPTY, STR_NULL),
+							NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NCL_TYPE),
 											SetDataTip(STR_CONTENT_TYPE_CAPTION, STR_CONTENT_TYPE_CAPTION_TOOLTIP),
-							NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NCLWW_NAME), SetResize(1, 0), SetFill(1, 0),
+							NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NCL_NAME), SetResize(1, 0), SetFill(1, 0),
 											SetDataTip(STR_CONTENT_NAME_CAPTION, STR_CONTENT_NAME_CAPTION_TOOLTIP),
 						EndContainer(),
-						NWidget(WWT_MATRIX, COLOUR_LIGHT_BLUE, NCLWW_MATRIX), SetResize(1, 14), SetFill(1, 1), SetScrollbar(NCLWW_SCROLLBAR), SetDataTip(STR_NULL, STR_CONTENT_MATRIX_TOOLTIP),
+						NWidget(WWT_MATRIX, COLOUR_LIGHT_BLUE, WID_NCL_MATRIX), SetResize(1, 14), SetFill(1, 1), SetScrollbar(WID_NCL_SCROLLBAR), SetDataTip(STR_NULL, STR_CONTENT_MATRIX_TOOLTIP),
 					EndContainer(),
-					NWidget(NWID_VSCROLLBAR, COLOUR_LIGHT_BLUE, NCLWW_SCROLLBAR),
+					NWidget(NWID_VSCROLLBAR, COLOUR_LIGHT_BLUE, WID_NCL_SCROLLBAR),
 				EndContainer(),
 			EndContainer(),
 			/* Right side. */
 			NWidget(NWID_VERTICAL),
-				NWidget(WWT_PANEL, COLOUR_LIGHT_BLUE, NCLWW_DETAILS), SetResize(1, 1), SetFill(1, 1), EndContainer(),
+				NWidget(WWT_PANEL, COLOUR_LIGHT_BLUE, WID_NCL_DETAILS), SetResize(1, 1), SetFill(1, 1), EndContainer(),
 			EndContainer(),
 		EndContainer(),
 		NWidget(NWID_SPACER), SetMinimalSize(0, 7), SetResize(1, 0),
 		/* Bottom. */
 		NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(8, 8, 8),
 			NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(8, 8, 8),
-				NWidget(NWID_SELECTION, INVALID_COLOUR, NCLWW_SEL_ALL_UPDATE), SetResize(1, 0), SetFill(1, 0),
-					NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NCLWW_SELECT_UPDATE), SetResize(1, 0), SetFill(1, 0),
+				NWidget(NWID_SELECTION, INVALID_COLOUR, WID_NCL_SEL_ALL_UPDATE), SetResize(1, 0), SetFill(1, 0),
+					NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NCL_SELECT_UPDATE), SetResize(1, 0), SetFill(1, 0),
 											SetDataTip(STR_CONTENT_SELECT_UPDATES_CAPTION, STR_CONTENT_SELECT_UPDATES_CAPTION_TOOLTIP),
-					NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NCLWW_SELECT_ALL), SetResize(1, 0), SetFill(1, 0),
+					NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NCL_SELECT_ALL), SetResize(1, 0), SetFill(1, 0),
 											SetDataTip(STR_CONTENT_SELECT_ALL_CAPTION, STR_CONTENT_SELECT_ALL_CAPTION_TOOLTIP),
 				EndContainer(),
-				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NCLWW_UNSELECT), SetResize(1, 0), SetFill(1, 0),
+				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NCL_UNSELECT), SetResize(1, 0), SetFill(1, 0),
 											SetDataTip(STR_CONTENT_UNSELECT_ALL_CAPTION, STR_CONTENT_UNSELECT_ALL_CAPTION_TOOLTIP),
 			EndContainer(),
 			NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(8, 8, 8),
-				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NCLWW_OPEN_URL), SetResize(1, 0), SetFill(1, 0),
+				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NCL_OPEN_URL), SetResize(1, 0), SetFill(1, 0),
 											SetDataTip(STR_CONTENT_OPEN_URL, STR_CONTENT_OPEN_URL_TOOLTIP),
-				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NCLWW_CANCEL), SetResize(1, 0), SetFill(1, 0),
+				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NCL_CANCEL), SetResize(1, 0), SetFill(1, 0),
 											SetDataTip(STR_BUTTON_CANCEL, STR_NULL),
-				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NCLWW_DOWNLOAD), SetResize(1, 0), SetFill(1, 0),
+				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NCL_DOWNLOAD), SetResize(1, 0), SetFill(1, 0),
 											SetDataTip(STR_CONTENT_DOWNLOAD_CAPTION, STR_CONTENT_DOWNLOAD_CAPTION_TOOLTIP),
 			EndContainer(),
 		EndContainer(),
diff --git a/src/network/network_gui.cpp b/src/network/network_gui.cpp
index 0924596b8..d4794da33 100644
--- a/src/network/network_gui.cpp
+++ b/src/network/network_gui.cpp
@@ -88,17 +88,17 @@ class NWidgetServerListHeader : public NWidgetContainer {
 public:
 	NWidgetServerListHeader() : NWidgetContainer(NWID_HORIZONTAL)
 	{
-		NWidgetLeaf *leaf = new NWidgetLeaf(WWT_PUSHTXTBTN, COLOUR_WHITE, NGWW_NAME, STR_NETWORK_SERVER_LIST_GAME_NAME, STR_NETWORK_SERVER_LIST_GAME_NAME_TOOLTIP);
+		NWidgetLeaf *leaf = new NWidgetLeaf(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NG_NAME, STR_NETWORK_SERVER_LIST_GAME_NAME, STR_NETWORK_SERVER_LIST_GAME_NAME_TOOLTIP);
 		leaf->SetResize(1, 0);
 		leaf->SetFill(1, 0);
 		this->Add(leaf);
 
-		this->Add(new NWidgetLeaf(WWT_PUSHTXTBTN, COLOUR_WHITE, NGWW_CLIENTS, STR_NETWORK_SERVER_LIST_CLIENTS_CAPTION, STR_NETWORK_SERVER_LIST_CLIENTS_CAPTION_TOOLTIP));
-		this->Add(new NWidgetLeaf(WWT_PUSHTXTBTN, COLOUR_WHITE, NGWW_MAPSIZE, STR_NETWORK_SERVER_LIST_MAP_SIZE_CAPTION, STR_NETWORK_SERVER_LIST_MAP_SIZE_CAPTION_TOOLTIP));
-		this->Add(new NWidgetLeaf(WWT_PUSHTXTBTN, COLOUR_WHITE, NGWW_DATE, STR_NETWORK_SERVER_LIST_DATE_CAPTION, STR_NETWORK_SERVER_LIST_DATE_CAPTION_TOOLTIP));
-		this->Add(new NWidgetLeaf(WWT_PUSHTXTBTN, COLOUR_WHITE, NGWW_YEARS, STR_NETWORK_SERVER_LIST_YEARS_CAPTION, STR_NETWORK_SERVER_LIST_YEARS_CAPTION_TOOLTIP));
+		this->Add(new NWidgetLeaf(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NG_CLIENTS, STR_NETWORK_SERVER_LIST_CLIENTS_CAPTION, STR_NETWORK_SERVER_LIST_CLIENTS_CAPTION_TOOLTIP));
+		this->Add(new NWidgetLeaf(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NG_MAPSIZE, STR_NETWORK_SERVER_LIST_MAP_SIZE_CAPTION, STR_NETWORK_SERVER_LIST_MAP_SIZE_CAPTION_TOOLTIP));
+		this->Add(new NWidgetLeaf(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NG_DATE, STR_NETWORK_SERVER_LIST_DATE_CAPTION, STR_NETWORK_SERVER_LIST_DATE_CAPTION_TOOLTIP));
+		this->Add(new NWidgetLeaf(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NG_YEARS, STR_NETWORK_SERVER_LIST_YEARS_CAPTION, STR_NETWORK_SERVER_LIST_YEARS_CAPTION_TOOLTIP));
 
-		leaf = new NWidgetLeaf(WWT_PUSHTXTBTN, COLOUR_WHITE, NGWW_INFO, STR_EMPTY, STR_NETWORK_SERVER_LIST_INFO_ICONS_TOOLTIP);
+		leaf = new NWidgetLeaf(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NG_INFO, STR_EMPTY, STR_NETWORK_SERVER_LIST_INFO_ICONS_TOOLTIP);
 		leaf->SetMinimalSize(40, 12);
 		leaf->SetFill(0, 1);
 		this->Add(leaf);
@@ -111,7 +111,7 @@ public:
 	void SetupSmallestSize(Window *w, bool init_array)
 	{
 		/* Oh yeah, we ought to be findable! */
-		w->nested_array[NGWW_HEADER] = this;
+		w->nested_array[WID_NG_HEADER] = this;
 
 		this->smallest_x = this->head->smallest_x + this->tail->smallest_x; // First and last are always shown, rest not
 		this->smallest_y = 0; // Biggest child.
@@ -201,10 +201,10 @@ public:
 	 * @param widget the widget to check for visibility
 	 * @return true iff the widget is visible.
 	 */
-	bool IsWidgetVisible(NetworkGameWindowWidgets widget) const
+	bool IsWidgetVisible(NetworkGameWidgets widget) const
 	{
-		assert((uint)(widget - NGWW_NAME) < lengthof(this->visible));
-		return this->visible[widget - NGWW_NAME];
+		assert((uint)(widget - WID_NG_NAME) < lengthof(this->visible));
+		return this->visible[widget - WID_NG_NAME];
 	}
 };
 
@@ -345,8 +345,8 @@ protected:
 	 */
 	void DrawServerLine(const NetworkGameList *cur_item, uint y, bool highlight) const
 	{
-		const NWidgetBase *nwi_name = this->GetWidget<NWidgetBase>(NGWW_NAME);
-		const NWidgetBase *nwi_info = this->GetWidget<NWidgetBase>(NGWW_INFO);
+		const NWidgetBase *nwi_name = this->GetWidget<NWidgetBase>(WID_NG_NAME);
+		const NWidgetBase *nwi_info = this->GetWidget<NWidgetBase>(WID_NG_INFO);
 
 		/* show highlighted item with a different colour */
 		if (highlight) GfxFillRect(nwi_name->pos_x + 1, y - 2, nwi_info->pos_x + nwi_info->current_x - 2, y + FONT_HEIGHT_NORMAL - 1, PC_GREY);
@@ -355,10 +355,10 @@ protected:
 
 		/* only draw details if the server is online */
 		if (cur_item->online) {
-			const NWidgetServerListHeader *nwi_header = this->GetWidget<NWidgetServerListHeader>(NGWW_HEADER);
+			const NWidgetServerListHeader *nwi_header = this->GetWidget<NWidgetServerListHeader>(WID_NG_HEADER);
 
-			if (nwi_header->IsWidgetVisible(NGWW_CLIENTS)) {
-				const NWidgetBase *nwi_clients = this->GetWidget<NWidgetBase>(NGWW_CLIENTS);
+			if (nwi_header->IsWidgetVisible(WID_NG_CLIENTS)) {
+				const NWidgetBase *nwi_clients = this->GetWidget<NWidgetBase>(WID_NG_CLIENTS);
 				SetDParam(0, cur_item->info.clients_on);
 				SetDParam(1, cur_item->info.clients_max);
 				SetDParam(2, cur_item->info.companies_on);
@@ -366,26 +366,26 @@ protected:
 				DrawString(nwi_clients->pos_x, nwi_clients->pos_x + nwi_clients->current_x - 1, y, STR_NETWORK_SERVER_LIST_GENERAL_ONLINE, TC_FROMSTRING, SA_HOR_CENTER);
 			}
 
-			if (nwi_header->IsWidgetVisible(NGWW_MAPSIZE)) {
+			if (nwi_header->IsWidgetVisible(WID_NG_MAPSIZE)) {
 				/* map size */
-				const NWidgetBase *nwi_mapsize = this->GetWidget<NWidgetBase>(NGWW_MAPSIZE);
+				const NWidgetBase *nwi_mapsize = this->GetWidget<NWidgetBase>(WID_NG_MAPSIZE);
 				SetDParam(0, cur_item->info.map_width);
 				SetDParam(1, cur_item->info.map_height);
 				DrawString(nwi_mapsize->pos_x, nwi_mapsize->pos_x + nwi_mapsize->current_x - 1, y, STR_NETWORK_SERVER_LIST_MAP_SIZE_SHORT, TC_FROMSTRING, SA_HOR_CENTER);
 			}
 
-			if (nwi_header->IsWidgetVisible(NGWW_DATE)) {
+			if (nwi_header->IsWidgetVisible(WID_NG_DATE)) {
 				/* current date */
-				const NWidgetBase *nwi_date = this->GetWidget<NWidgetBase>(NGWW_DATE);
+				const NWidgetBase *nwi_date = this->GetWidget<NWidgetBase>(WID_NG_DATE);
 				YearMonthDay ymd;
 				ConvertDateToYMD(cur_item->info.game_date, &ymd);
 				SetDParam(0, ymd.year);
 				DrawString(nwi_date->pos_x, nwi_date->pos_x + nwi_date->current_x - 1, y, STR_JUST_INT, TC_BLACK, SA_HOR_CENTER);
 			}
 
-			if (nwi_header->IsWidgetVisible(NGWW_YEARS)) {
+			if (nwi_header->IsWidgetVisible(WID_NG_YEARS)) {
 				/* number of years the game is running */
-				const NWidgetBase *nwi_years = this->GetWidget<NWidgetBase>(NGWW_YEARS);
+				const NWidgetBase *nwi_years = this->GetWidget<NWidgetBase>(WID_NG_YEARS);
 				YearMonthDay ymd_cur, ymd_start;
 				ConvertDateToYMD(cur_item->info.game_date, &ymd_cur);
 				ConvertDateToYMD(cur_item->info.start_date, &ymd_start);
@@ -424,17 +424,17 @@ public:
 	NetworkGameWindow(const WindowDesc *desc) : QueryStringBaseWindow(NETWORK_CLIENT_NAME_LENGTH)
 	{
 		this->CreateNestedTree(desc);
-		this->vscroll = this->GetScrollbar(NGWW_SCROLLBAR);
+		this->vscroll = this->GetScrollbar(WID_NG_SCROLLBAR);
 		this->FinishInitNested(desc, 0);
 
 		ttd_strlcpy(this->edit_str_buf, _settings_client.network.client_name, this->edit_str_size);
 		this->afilter = CS_ALPHANUMERAL;
 		InitializeTextBuffer(&this->text, this->edit_str_buf, this->edit_str_size, 120);
-		this->SetFocusedWidget(NGWW_CLIENT);
+		this->SetFocusedWidget(WID_NG_CLIENT);
 
 		UpdateNetworkGameWindow(true);
 
-		this->field = NGWW_CLIENT;
+		this->field = WID_NG_CLIENT;
 		this->last_joined = NetworkGameListAddItem(NetworkAddress(_settings_client.network.last_host, _settings_client.network.last_port));
 		this->server = this->last_joined;
 
@@ -452,7 +452,7 @@ public:
 	virtual void SetStringParameters(int widget) const
 	{
 		switch (widget) {
-			case NGWW_CONN_BTN:
+			case WID_NG_CONN_BTN:
 				SetDParam(0, _lan_internet_types_dropdown[_settings_client.network.lan_internet]);
 				break;
 		}
@@ -461,30 +461,30 @@ public:
 	virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
 	{
 		switch (widget) {
-			case NGWW_CONN_BTN:
+			case WID_NG_CONN_BTN:
 				*size = maxdim(GetStringBoundingBox(_lan_internet_types_dropdown[0]), GetStringBoundingBox(_lan_internet_types_dropdown[1]));
 				size->width += padding.width;
 				size->height += padding.height;
 				break;
 
-			case NGWW_MATRIX:
+			case WID_NG_MATRIX:
 				resize->height = WD_MATRIX_TOP + FONT_HEIGHT_NORMAL + WD_MATRIX_BOTTOM;
 				size->height = 10 * resize->height;
 				break;
 
-			case NGWW_LASTJOINED:
+			case WID_NG_LASTJOINED:
 				size->height = WD_MATRIX_TOP + FONT_HEIGHT_NORMAL + WD_MATRIX_BOTTOM;
 				break;
 
-			case NGWW_LASTJOINED_SPACER:
+			case WID_NG_LASTJOINED_SPACER:
 				size->width = NWidgetScrollbar::GetVerticalDimension().width;
 				break;
 
-			case NGWW_NAME:
+			case WID_NG_NAME:
 				size->width += 2 * WD_SORTBUTTON_ARROW_WIDTH; // Make space for the arrow
 				break;
 
-			case NGWW_CLIENTS:
+			case WID_NG_CLIENTS:
 				size->width += 2 * WD_SORTBUTTON_ARROW_WIDTH; // Make space for the arrow
 				SetDParam(0, 255);
 				SetDParam(1, 255);
@@ -493,21 +493,21 @@ public:
 				*size = maxdim(*size, GetStringBoundingBox(STR_NETWORK_SERVER_LIST_GENERAL_ONLINE));
 				break;
 
-			case NGWW_MAPSIZE:
+			case WID_NG_MAPSIZE:
 				size->width += 2 * WD_SORTBUTTON_ARROW_WIDTH; // Make space for the arrow
 				SetDParam(0, 2048);
 				SetDParam(1, 2048);
 				*size = maxdim(*size, GetStringBoundingBox(STR_NETWORK_SERVER_LIST_MAP_SIZE_SHORT));
 				break;
 
-			case NGWW_DATE:
-			case NGWW_YEARS:
+			case WID_NG_DATE:
+			case WID_NG_YEARS:
 				size->width += 2 * WD_SORTBUTTON_ARROW_WIDTH; // Make space for the arrow
 				SetDParam(0, 99999);
 				*size = maxdim(*size, GetStringBoundingBox(STR_JUST_INT));
 				break;
 
-			case NGWW_DETAILS_SPACER:
+			case WID_NG_DETAILS_SPACER:
 				size->height = 20 + 12 * FONT_HEIGHT_NORMAL;
 				break;
 		}
@@ -516,7 +516,7 @@ public:
 	virtual void DrawWidget(const Rect &r, int widget) const
 	{
 		switch (widget) {
-			case NGWW_MATRIX: {
+			case WID_NG_MATRIX: {
 				uint16 y = r.top + WD_MATRIX_TOP;
 
 				const int max = min(this->vscroll->GetPosition() + this->vscroll->GetCapacity(), (int)this->servers.Length());
@@ -529,22 +529,22 @@ public:
 				break;
 			}
 
-			case NGWW_LASTJOINED:
+			case WID_NG_LASTJOINED:
 				/* Draw the last joined server, if any */
 				if (this->last_joined != NULL) this->DrawServerLine(this->last_joined, r.top + WD_MATRIX_TOP, this->last_joined == this->server);
 				break;
 
-			case NGWW_DETAILS:
+			case WID_NG_DETAILS:
 				this->DrawDetails(r);
 				break;
 
-			case NGWW_NAME:
-			case NGWW_CLIENTS:
-			case NGWW_MAPSIZE:
-			case NGWW_DATE:
-			case NGWW_YEARS:
-			case NGWW_INFO:
-				if (widget - NGWW_NAME == this->servers.SortType()) this->DrawSortButtonState(widget, this->servers.IsDescSortOrder() ? SBS_DOWN : SBS_UP);
+			case WID_NG_NAME:
+			case WID_NG_CLIENTS:
+			case WID_NG_MAPSIZE:
+			case WID_NG_DATE:
+			case WID_NG_YEARS:
+			case WID_NG_INFO:
+				if (widget - WID_NG_NAME == this->servers.SortType()) this->DrawSortButtonState(widget, this->servers.IsDescSortOrder() ? SBS_DOWN : SBS_UP);
 				break;
 		}
 	}
@@ -559,20 +559,20 @@ public:
 
 		NetworkGameList *sel = this->server;
 		/* 'Refresh' button invisible if no server selected */
-		this->SetWidgetDisabledState(NGWW_REFRESH, sel == NULL);
+		this->SetWidgetDisabledState(WID_NG_REFRESH, sel == NULL);
 		/* 'Join' button disabling conditions */
-		this->SetWidgetDisabledState(NGWW_JOIN, sel == NULL || // no Selected Server
+		this->SetWidgetDisabledState(WID_NG_JOIN, sel == NULL || // no Selected Server
 				!sel->online || // Server offline
 				sel->info.clients_on >= sel->info.clients_max || // Server full
 				!sel->info.compatible); // Revision mismatch
 
 		/* 'NewGRF Settings' button invisible if no NewGRF is used */
-		this->GetWidget<NWidgetStacked>(NGWW_NEWGRF_SEL)->SetDisplayedPlane(sel == NULL || !sel->online || sel->info.grfconfig == NULL);
-		this->GetWidget<NWidgetStacked>(NGWW_NEWGRF_MISSING_SEL)->SetDisplayedPlane(sel == NULL || !sel->online || sel->info.grfconfig == NULL || !sel->info.version_compatible || sel->info.compatible);
+		this->GetWidget<NWidgetStacked>(WID_NG_NEWGRF_SEL)->SetDisplayedPlane(sel == NULL || !sel->online || sel->info.grfconfig == NULL);
+		this->GetWidget<NWidgetStacked>(WID_NG_NEWGRF_MISSING_SEL)->SetDisplayedPlane(sel == NULL || !sel->online || sel->info.grfconfig == NULL || !sel->info.version_compatible || sel->info.compatible);
 
 		this->DrawWidgets();
 		/* Edit box to set client name */
-		this->DrawEditBox(NGWW_CLIENT);
+		this->DrawEditBox(WID_NG_CLIENT);
 	}
 
 	void DrawDetails(const Rect &r) const
@@ -650,25 +650,25 @@ public:
 	{
 		this->field = widget;
 		switch (widget) {
-			case NGWW_CANCEL: // Cancel button
+			case WID_NG_CANCEL: // Cancel button
 				DeleteWindowById(WC_NETWORK_WINDOW, 0);
 				break;
 
-			case NGWW_CONN_BTN: // 'Connection' droplist
-				ShowDropDownMenu(this, _lan_internet_types_dropdown, _settings_client.network.lan_internet, NGWW_CONN_BTN, 0, 0); // do it for widget NSSW_CONN_BTN
+			case WID_NG_CONN_BTN: // 'Connection' droplist
+				ShowDropDownMenu(this, _lan_internet_types_dropdown, _settings_client.network.lan_internet, WID_NG_CONN_BTN, 0, 0); // do it for widget WID_NSS_CONN_BTN
 				break;
 
-			case NGWW_NAME:    // Sort by name
-			case NGWW_CLIENTS: // Sort by connected clients
-			case NGWW_MAPSIZE: // Sort by map size
-			case NGWW_DATE:    // Sort by date
-			case NGWW_YEARS:   // Sort by years
-			case NGWW_INFO:    // Connectivity (green dot)
-				if (this->servers.SortType() == widget - NGWW_NAME) {
+			case WID_NG_NAME:    // Sort by name
+			case WID_NG_CLIENTS: // Sort by connected clients
+			case WID_NG_MAPSIZE: // Sort by map size
+			case WID_NG_DATE:    // Sort by date
+			case WID_NG_YEARS:   // Sort by years
+			case WID_NG_INFO:    // Connectivity (green dot)
+				if (this->servers.SortType() == widget - WID_NG_NAME) {
 					this->servers.ToggleSortOrder();
 					if (this->list_pos != SLP_INVALID) this->list_pos = this->servers.Length() - this->list_pos - 1;
 				} else {
-					this->servers.SetSortType(widget - NGWW_NAME);
+					this->servers.SetSortType(widget - WID_NG_NAME);
 					this->servers.ForceResort();
 					this->SortNetworkGameList();
 				}
@@ -676,18 +676,18 @@ public:
 				this->SetDirty();
 				break;
 
-			case NGWW_MATRIX: { // Matrix to show networkgames
-				uint id_v = this->vscroll->GetScrolledRowFromWidget(pt.y, this, NGWW_MATRIX);
+			case WID_NG_MATRIX: { // Matrix to show networkgames
+				uint id_v = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_NG_MATRIX);
 				this->server = (id_v < this->servers.Length()) ? this->servers[id_v] : NULL;
 				this->list_pos = (server == NULL) ? SLP_INVALID : id_v;
 				this->SetDirty();
 
 				/* FIXME the disabling should go into some InvalidateData, which is called instead of the SetDirty */
-				if (click_count > 1 && !this->IsWidgetDisabled(NGWW_JOIN)) this->OnClick(pt, NGWW_JOIN, 1);
+				if (click_count > 1 && !this->IsWidgetDisabled(WID_NG_JOIN)) this->OnClick(pt, WID_NG_JOIN, 1);
 				break;
 			}
 
-			case NGWW_LASTJOINED: {
+			case WID_NG_LASTJOINED: {
 				if (this->last_joined != NULL) {
 					this->server = this->last_joined;
 
@@ -702,19 +702,19 @@ public:
 					this->SetDirty();
 
 					/* FIXME the disabling should go into some InvalidateData, which is called instead of the SetDirty */
-					if (click_count > 1 && !this->IsWidgetDisabled(NGWW_JOIN)) this->OnClick(pt, NGWW_JOIN, 1);
+					if (click_count > 1 && !this->IsWidgetDisabled(WID_NG_JOIN)) this->OnClick(pt, WID_NG_JOIN, 1);
 				}
 				break;
 			}
 
-			case NGWW_FIND: // Find server automatically
+			case WID_NG_FIND: // Find server automatically
 				switch (_settings_client.network.lan_internet) {
 					case 0: NetworkUDPSearchGame(); break;
 					case 1: NetworkUDPQueryMasterServer(); break;
 				}
 				break;
 
-			case NGWW_ADD: // Add a server
+			case WID_NG_ADD: // Add a server
 				SetDParamStr(0, _settings_client.network.connect_to_ip);
 				ShowQueryString(
 					STR_JUST_RAW_STRING,
@@ -723,11 +723,11 @@ public:
 					this, CS_ALPHANUMERAL, QSF_ACCEPT_UNCHANGED);
 				break;
 
-			case NGWW_START: // Start server
+			case WID_NG_START: // Start server
 				ShowNetworkStartServerWindow();
 				break;
 
-			case NGWW_JOIN: // Join Game
+			case WID_NG_JOIN: // Join Game
 				if (this->server != NULL) {
 					snprintf(_settings_client.network.last_host, sizeof(_settings_client.network.last_host), "%s", this->server->address.GetHostname());
 					_settings_client.network.last_port = this->server->address.GetPort();
@@ -735,15 +735,15 @@ public:
 				}
 				break;
 
-			case NGWW_REFRESH: // Refresh
+			case WID_NG_REFRESH: // Refresh
 				if (this->server != NULL) NetworkUDPQueryServer(this->server->address);
 				break;
 
-			case NGWW_NEWGRF: // NewGRF Settings
+			case WID_NG_NEWGRF: // NewGRF Settings
 				if (this->server != NULL) ShowNewGRFSettings(false, false, false, &this->server->info.grfconfig);
 				break;
 
-			case NGWW_NEWGRF_MISSING: // Find missing content online
+			case WID_NG_NEWGRF_MISSING: // Find missing content online
 				if (this->server != NULL) ShowMissingContentWindow(this->server->info.grfconfig);
 				break;
 		}
@@ -752,7 +752,7 @@ public:
 	virtual void OnDropdownSelect(int widget, int index)
 	{
 		switch (widget) {
-			case NGWW_CONN_BTN:
+			case WID_NG_CONN_BTN:
 				_settings_client.network.lan_internet = index;
 				break;
 
@@ -765,7 +765,7 @@ public:
 
 	virtual void OnMouseLoop()
 	{
-		if (this->field == NGWW_CLIENT) this->HandleEditBox(NGWW_CLIENT);
+		if (this->field == WID_NG_CLIENT) this->HandleEditBox(WID_NG_CLIENT);
 	}
 
 	/**
@@ -832,7 +832,7 @@ public:
 			return ES_HANDLED;
 		}
 
-		if (this->field != NGWW_CLIENT) {
+		if (this->field != WID_NG_CLIENT) {
 			if (this->server != NULL) {
 				if (keycode == WKC_DELETE) { // Press 'delete' to remove servers
 					NetworkGameListRemoveItem(this->server);
@@ -844,7 +844,7 @@ public:
 			return state;
 		}
 
-		if (this->HandleEditBoxKey(NGWW_CLIENT, key, keycode, state) == HEBR_CONFIRM) return state;
+		if (this->HandleEditBoxKey(WID_NG_CLIENT, key, keycode, state) == HEBR_CONFIRM) return state;
 
 		/* The name is only allowed when it starts with a letter! */
 		if (!StrEmpty(this->edit_str_buf) && this->edit_str_buf[0] != ' ') {
@@ -862,8 +862,8 @@ public:
 
 	virtual void OnResize()
 	{
-		this->vscroll->SetCapacityFromWidget(this, NGWW_MATRIX);
-		this->GetWidget<NWidgetCore>(NGWW_MATRIX)->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
+		this->vscroll->SetCapacityFromWidget(this, WID_NG_MATRIX);
+		this->GetWidget<NWidgetCore>(WID_NG_MATRIX)->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
 	}
 
 	virtual void OnTick()
@@ -884,7 +884,7 @@ GUIGameServerList::SortFunction * const NetworkGameWindow::sorter_funcs[] = {
 
 static NWidgetBase *MakeResizableHeader(int *biggest_index)
 {
-	*biggest_index = max<int>(*biggest_index, NGWW_INFO);
+	*biggest_index = max<int>(*biggest_index, WID_NG_INFO);
 	return new NWidgetServerListHeader();
 }
 
@@ -894,15 +894,15 @@ static const NWidgetPart _nested_network_game_widgets[] = {
 		NWidget(WWT_CLOSEBOX, COLOUR_LIGHT_BLUE),
 		NWidget(WWT_CAPTION, COLOUR_LIGHT_BLUE), SetDataTip(STR_NETWORK_SERVER_LIST_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 	EndContainer(),
-	NWidget(WWT_PANEL, COLOUR_LIGHT_BLUE, NGWW_MAIN),
+	NWidget(WWT_PANEL, COLOUR_LIGHT_BLUE, WID_NG_MAIN),
 		NWidget(NWID_VERTICAL), SetPIP(10, 7, 0),
 			NWidget(NWID_HORIZONTAL), SetPIP(10, 7, 10),
-				NWidget(WWT_TEXT, COLOUR_LIGHT_BLUE, NGWW_CONNECTION), SetDataTip(STR_NETWORK_SERVER_LIST_CONNECTION, STR_NULL),
-				NWidget(WWT_DROPDOWN, COLOUR_LIGHT_BLUE, NGWW_CONN_BTN),
+				NWidget(WWT_TEXT, COLOUR_LIGHT_BLUE, WID_NG_CONNECTION), SetDataTip(STR_NETWORK_SERVER_LIST_CONNECTION, STR_NULL),
+				NWidget(WWT_DROPDOWN, COLOUR_LIGHT_BLUE, WID_NG_CONN_BTN),
 										SetDataTip(STR_BLACK_STRING, STR_NETWORK_SERVER_LIST_CONNECTION_TOOLTIP),
 				NWidget(NWID_SPACER), SetFill(1, 0), SetResize(1, 0),
-				NWidget(WWT_TEXT, COLOUR_LIGHT_BLUE, NGWW_CLIENT_LABEL), SetDataTip(STR_NETWORK_SERVER_LIST_PLAYER_NAME, STR_NULL),
-				NWidget(WWT_EDITBOX, COLOUR_LIGHT_BLUE, NGWW_CLIENT), SetMinimalSize(151, 12),
+				NWidget(WWT_TEXT, COLOUR_LIGHT_BLUE, WID_NG_CLIENT_LABEL), SetDataTip(STR_NETWORK_SERVER_LIST_PLAYER_NAME, STR_NULL),
+				NWidget(WWT_EDITBOX, COLOUR_LIGHT_BLUE, WID_NG_CLIENT), SetMinimalSize(151, 12),
 										SetDataTip(STR_NETWORK_SERVER_LIST_PLAYER_NAME_OSKTITLE, STR_NETWORK_SERVER_LIST_ENTER_NAME_TOOLTIP),
 			EndContainer(),
 			NWidget(NWID_HORIZONTAL), SetPIP(10, 7, 10),
@@ -911,41 +911,41 @@ static const NWidgetPart _nested_network_game_widgets[] = {
 					NWidget(NWID_HORIZONTAL),
 						NWidget(NWID_VERTICAL),
 							NWidgetFunction(MakeResizableHeader),
-							NWidget(WWT_MATRIX, COLOUR_LIGHT_BLUE, NGWW_MATRIX), SetResize(1, 1), SetFill(1, 0),
-												SetDataTip(0, STR_NETWORK_SERVER_LIST_CLICK_GAME_TO_SELECT), SetScrollbar(NGWW_SCROLLBAR),
+							NWidget(WWT_MATRIX, COLOUR_LIGHT_BLUE, WID_NG_MATRIX), SetResize(1, 1), SetFill(1, 0),
+												SetDataTip(0, STR_NETWORK_SERVER_LIST_CLICK_GAME_TO_SELECT), SetScrollbar(WID_NG_SCROLLBAR),
 						EndContainer(),
-						NWidget(NWID_VSCROLLBAR, COLOUR_LIGHT_BLUE, NGWW_SCROLLBAR),
+						NWidget(NWID_VSCROLLBAR, COLOUR_LIGHT_BLUE, WID_NG_SCROLLBAR),
 					EndContainer(),
 					NWidget(NWID_SPACER), SetMinimalSize(0, 7), SetResize(1, 0), SetFill(1, 1),
-					NWidget(WWT_TEXT, COLOUR_LIGHT_BLUE, NGWW_LASTJOINED_LABEL), SetFill(1, 0),
+					NWidget(WWT_TEXT, COLOUR_LIGHT_BLUE, WID_NG_LASTJOINED_LABEL), SetFill(1, 0),
 										SetDataTip(STR_NETWORK_SERVER_LIST_LAST_JOINED_SERVER, STR_NULL), SetResize(1, 0),
 					NWidget(NWID_HORIZONTAL),
-						NWidget(WWT_PANEL, COLOUR_LIGHT_BLUE, NGWW_LASTJOINED), SetFill(1, 0), SetResize(1, 0),
+						NWidget(WWT_PANEL, COLOUR_LIGHT_BLUE, WID_NG_LASTJOINED), SetFill(1, 0), SetResize(1, 0),
 											SetDataTip(0x0, STR_NETWORK_SERVER_LIST_CLICK_TO_SELECT_LAST),
 						EndContainer(),
-						NWidget(WWT_EMPTY, INVALID_COLOUR, NGWW_LASTJOINED_SPACER), SetFill(0, 0),
+						NWidget(WWT_EMPTY, INVALID_COLOUR, WID_NG_LASTJOINED_SPACER), SetFill(0, 0),
 					EndContainer(),
 				EndContainer(),
 				/* RIGHT SIDE */
-				NWidget(WWT_PANEL, COLOUR_LIGHT_BLUE, NGWW_DETAILS),
+				NWidget(WWT_PANEL, COLOUR_LIGHT_BLUE, WID_NG_DETAILS),
 					NWidget(NWID_VERTICAL, NC_EQUALSIZE), SetPIP(5, 5, 5),
-						NWidget(WWT_EMPTY, INVALID_COLOUR, NGWW_DETAILS_SPACER), SetMinimalSize(140, 155), SetResize(0, 1), SetFill(1, 1), // Make sure it's at least this wide
+						NWidget(WWT_EMPTY, INVALID_COLOUR, WID_NG_DETAILS_SPACER), SetMinimalSize(140, 155), SetResize(0, 1), SetFill(1, 1), // Make sure it's at least this wide
 						NWidget(NWID_HORIZONTAL, NC_NONE), SetPIP(5, 5, 5),
-							NWidget(NWID_SELECTION, INVALID_COLOUR, NGWW_NEWGRF_MISSING_SEL),
-								NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NGWW_NEWGRF_MISSING), SetFill(1, 0), SetDataTip(STR_NEWGRF_SETTINGS_FIND_MISSING_CONTENT_BUTTON, STR_NEWGRF_SETTINGS_FIND_MISSING_CONTENT_TOOLTIP),
+							NWidget(NWID_SELECTION, INVALID_COLOUR, WID_NG_NEWGRF_MISSING_SEL),
+								NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NG_NEWGRF_MISSING), SetFill(1, 0), SetDataTip(STR_NEWGRF_SETTINGS_FIND_MISSING_CONTENT_BUTTON, STR_NEWGRF_SETTINGS_FIND_MISSING_CONTENT_TOOLTIP),
 								NWidget(NWID_SPACER), SetFill(1, 0),
 							EndContainer(),
 						EndContainer(),
 						NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(5, 5, 5),
 							NWidget(NWID_SPACER), SetFill(1, 0),
-							NWidget(NWID_SELECTION, INVALID_COLOUR, NGWW_NEWGRF_SEL),
-								NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NGWW_NEWGRF), SetFill(1, 0), SetDataTip(STR_INTRO_NEWGRF_SETTINGS, STR_NULL),
+							NWidget(NWID_SELECTION, INVALID_COLOUR, WID_NG_NEWGRF_SEL),
+								NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NG_NEWGRF), SetFill(1, 0), SetDataTip(STR_INTRO_NEWGRF_SETTINGS, STR_NULL),
 								NWidget(NWID_SPACER), SetFill(1, 0),
 							EndContainer(),
 						EndContainer(),
 						NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(5, 5, 5),
-							NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NGWW_JOIN), SetFill(1, 0), SetDataTip(STR_NETWORK_SERVER_LIST_JOIN_GAME, STR_NULL),
-							NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NGWW_REFRESH), SetFill(1, 0), SetDataTip(STR_NETWORK_SERVER_LIST_REFRESH, STR_NETWORK_SERVER_LIST_REFRESH_TOOLTIP),
+							NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NG_JOIN), SetFill(1, 0), SetDataTip(STR_NETWORK_SERVER_LIST_JOIN_GAME, STR_NULL),
+							NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NG_REFRESH), SetFill(1, 0), SetDataTip(STR_NETWORK_SERVER_LIST_REFRESH, STR_NETWORK_SERVER_LIST_REFRESH_TOOLTIP),
 						EndContainer(),
 					EndContainer(),
 				EndContainer(),
@@ -954,10 +954,10 @@ static const NWidgetPart _nested_network_game_widgets[] = {
 			NWidget(NWID_HORIZONTAL),
 				NWidget(NWID_VERTICAL),
 					NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(10, 7, 4),
-						NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NGWW_FIND), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_NETWORK_SERVER_LIST_FIND_SERVER, STR_NETWORK_SERVER_LIST_FIND_SERVER_TOOLTIP),
-						NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NGWW_ADD), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_NETWORK_SERVER_LIST_ADD_SERVER, STR_NETWORK_SERVER_LIST_ADD_SERVER_TOOLTIP),
-						NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NGWW_START), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_NETWORK_SERVER_LIST_START_SERVER, STR_NETWORK_SERVER_LIST_START_SERVER_TOOLTIP),
-						NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NGWW_CANCEL), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_BUTTON_CANCEL, STR_NULL),
+						NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NG_FIND), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_NETWORK_SERVER_LIST_FIND_SERVER, STR_NETWORK_SERVER_LIST_FIND_SERVER_TOOLTIP),
+						NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NG_ADD), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_NETWORK_SERVER_LIST_ADD_SERVER, STR_NETWORK_SERVER_LIST_ADD_SERVER_TOOLTIP),
+						NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NG_START), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_NETWORK_SERVER_LIST_START_SERVER, STR_NETWORK_SERVER_LIST_START_SERVER_TOOLTIP),
+						NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NG_CANCEL), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_BUTTON_CANCEL, STR_NULL),
 					EndContainer(),
 					NWidget(NWID_SPACER), SetMinimalSize(0, 6), SetResize(1, 0), SetFill(1, 0),
 				EndContainer(),
@@ -1006,31 +1006,31 @@ struct NetworkStartServerWindow : public QueryStringBaseWindow {
 
 		this->afilter = CS_ALPHANUMERAL;
 		InitializeTextBuffer(&this->text, this->edit_str_buf, this->edit_str_size, 160);
-		this->SetFocusedWidget(NSSW_GAMENAME);
+		this->SetFocusedWidget(WID_NSS_GAMENAME);
 
-		this->field = NSSW_GAMENAME;
+		this->field = WID_NSS_GAMENAME;
 	}
 
 	virtual void SetStringParameters(int widget) const
 	{
 		switch (widget) {
-			case NSSW_CONNTYPE_BTN:
+			case WID_NSS_CONNTYPE_BTN:
 				SetDParam(0, _connection_types_dropdown[_settings_client.network.server_advertise]);
 				break;
 
-			case NSSW_CLIENTS_TXT:
+			case WID_NSS_CLIENTS_TXT:
 				SetDParam(0, _settings_client.network.max_clients);
 				break;
 
-			case NSSW_COMPANIES_TXT:
+			case WID_NSS_COMPANIES_TXT:
 				SetDParam(0, _settings_client.network.max_companies);
 				break;
 
-			case NSSW_SPECTATORS_TXT:
+			case WID_NSS_SPECTATORS_TXT:
 				SetDParam(0, _settings_client.network.max_spectators);
 				break;
 
-			case NSSW_LANGUAGE_BTN:
+			case WID_NSS_LANGUAGE_BTN:
 				SetDParam(0, STR_NETWORK_LANG_ANY + _settings_client.network.server_lang);
 				break;
 		}
@@ -1039,7 +1039,7 @@ struct NetworkStartServerWindow : public QueryStringBaseWindow {
 	virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
 	{
 		switch (widget) {
-			case NSSW_CONNTYPE_BTN:
+			case WID_NSS_CONNTYPE_BTN:
 				*size = maxdim(GetStringBoundingBox(_connection_types_dropdown[0]), GetStringBoundingBox(_connection_types_dropdown[1]));
 				size->width += padding.width;
 				size->height += padding.height;
@@ -1050,7 +1050,7 @@ struct NetworkStartServerWindow : public QueryStringBaseWindow {
 	virtual void DrawWidget(const Rect &r, int widget) const
 	{
 		switch (widget) {
-			case NSSW_SETPWD:
+			case WID_NSS_SETPWD:
 				/* if password is set, draw red '*' next to 'Set password' button */
 				if (!StrEmpty(_settings_client.network.server_password)) DrawString(r.right + WD_FRAMERECT_LEFT, this->width - WD_FRAMERECT_RIGHT, r.top, "*", TC_RED);
 		}
@@ -1062,69 +1062,69 @@ struct NetworkStartServerWindow : public QueryStringBaseWindow {
 		this->DrawWidgets();
 
 		/* editbox to set game name */
-		this->DrawEditBox(NSSW_GAMENAME);
+		this->DrawEditBox(WID_NSS_GAMENAME);
 	}
 
 	virtual void OnClick(Point pt, int widget, int click_count)
 	{
 		this->field = widget;
 		switch (widget) {
-			case NSSW_CANCEL: // Cancel button
+			case WID_NSS_CANCEL: // Cancel button
 				ShowNetworkGameWindow();
 				break;
 
-			case NSSW_SETPWD: // Set password button
-				this->widget_id = NSSW_SETPWD;
+			case WID_NSS_SETPWD: // Set password button
+				this->widget_id = WID_NSS_SETPWD;
 				SetDParamStr(0, _settings_client.network.server_password);
 				ShowQueryString(STR_JUST_RAW_STRING, STR_NETWORK_START_SERVER_SET_PASSWORD, 20, this, CS_ALPHANUMERAL, QSF_NONE);
 				break;
 
-			case NSSW_CONNTYPE_BTN: // Connection type
-				ShowDropDownMenu(this, _connection_types_dropdown, _settings_client.network.server_advertise, NSSW_CONNTYPE_BTN, 0, 0); // do it for widget NSSW_CONNTYPE_BTN
+			case WID_NSS_CONNTYPE_BTN: // Connection type
+				ShowDropDownMenu(this, _connection_types_dropdown, _settings_client.network.server_advertise, WID_NSS_CONNTYPE_BTN, 0, 0); // do it for widget WID_NSS_CONNTYPE_BTN
 				break;
 
-			case NSSW_CLIENTS_BTND:    case NSSW_CLIENTS_BTNU:    // Click on up/down button for number of clients
-			case NSSW_COMPANIES_BTND:  case NSSW_COMPANIES_BTNU:  // Click on up/down button for number of companies
-			case NSSW_SPECTATORS_BTND: case NSSW_SPECTATORS_BTNU: // Click on up/down button for number of spectators
+			case WID_NSS_CLIENTS_BTND:    case WID_NSS_CLIENTS_BTNU:    // Click on up/down button for number of clients
+			case WID_NSS_COMPANIES_BTND:  case WID_NSS_COMPANIES_BTNU:  // Click on up/down button for number of companies
+			case WID_NSS_SPECTATORS_BTND: case WID_NSS_SPECTATORS_BTNU: // Click on up/down button for number of spectators
 				/* Don't allow too fast scrolling */
 				if ((this->flags & WF_TIMEOUT) && this->timeout_timer <= 1) {
 					this->HandleButtonClick(widget);
 					this->SetDirty();
 					switch (widget) {
 						default: NOT_REACHED();
-						case NSSW_CLIENTS_BTND: case NSSW_CLIENTS_BTNU:
-							_settings_client.network.max_clients    = Clamp(_settings_client.network.max_clients    + widget - NSSW_CLIENTS_TXT,    2, MAX_CLIENTS);
+						case WID_NSS_CLIENTS_BTND: case WID_NSS_CLIENTS_BTNU:
+							_settings_client.network.max_clients    = Clamp(_settings_client.network.max_clients    + widget - WID_NSS_CLIENTS_TXT,    2, MAX_CLIENTS);
 							break;
-						case NSSW_COMPANIES_BTND: case NSSW_COMPANIES_BTNU:
-							_settings_client.network.max_companies  = Clamp(_settings_client.network.max_companies  + widget - NSSW_COMPANIES_TXT,  1, MAX_COMPANIES);
+						case WID_NSS_COMPANIES_BTND: case WID_NSS_COMPANIES_BTNU:
+							_settings_client.network.max_companies  = Clamp(_settings_client.network.max_companies  + widget - WID_NSS_COMPANIES_TXT,  1, MAX_COMPANIES);
 							break;
-						case NSSW_SPECTATORS_BTND: case NSSW_SPECTATORS_BTNU:
-							_settings_client.network.max_spectators = Clamp(_settings_client.network.max_spectators + widget - NSSW_SPECTATORS_TXT, 0, MAX_CLIENTS);
+						case WID_NSS_SPECTATORS_BTND: case WID_NSS_SPECTATORS_BTNU:
+							_settings_client.network.max_spectators = Clamp(_settings_client.network.max_spectators + widget - WID_NSS_SPECTATORS_TXT, 0, MAX_CLIENTS);
 							break;
 					}
 				}
 				_left_button_clicked = false;
 				break;
 
-			case NSSW_CLIENTS_TXT:    // Click on number of clients
-				this->widget_id = NSSW_CLIENTS_TXT;
+			case WID_NSS_CLIENTS_TXT:    // Click on number of clients
+				this->widget_id = WID_NSS_CLIENTS_TXT;
 				SetDParam(0, _settings_client.network.max_clients);
 				ShowQueryString(STR_JUST_INT, STR_NETWORK_START_SERVER_NUMBER_OF_CLIENTS,    4, this, CS_NUMERAL, QSF_NONE);
 				break;
 
-			case NSSW_COMPANIES_TXT:  // Click on number of companies
-				this->widget_id = NSSW_COMPANIES_TXT;
+			case WID_NSS_COMPANIES_TXT:  // Click on number of companies
+				this->widget_id = WID_NSS_COMPANIES_TXT;
 				SetDParam(0, _settings_client.network.max_companies);
 				ShowQueryString(STR_JUST_INT, STR_NETWORK_START_SERVER_NUMBER_OF_COMPANIES,  3, this, CS_NUMERAL, QSF_NONE);
 				break;
 
-			case NSSW_SPECTATORS_TXT: // Click on number of spectators
-				this->widget_id = NSSW_SPECTATORS_TXT;
+			case WID_NSS_SPECTATORS_TXT: // Click on number of spectators
+				this->widget_id = WID_NSS_SPECTATORS_TXT;
 				SetDParam(0, _settings_client.network.max_spectators);
 				ShowQueryString(STR_JUST_INT, STR_NETWORK_START_SERVER_NUMBER_OF_SPECTATORS, 4, this, CS_NUMERAL, QSF_NONE);
 				break;
 
-			case NSSW_LANGUAGE_BTN: { // Language
+			case WID_NSS_LANGUAGE_BTN: { // Language
 				uint sel = 0;
 				for (uint i = 0; i < lengthof(_language_dropdown) - 1; i++) {
 					if (_language_dropdown[i] == STR_NETWORK_LANG_ANY + _settings_client.network.server_lang) {
@@ -1132,11 +1132,11 @@ struct NetworkStartServerWindow : public QueryStringBaseWindow {
 						break;
 					}
 				}
-				ShowDropDownMenu(this, _language_dropdown, sel, NSSW_LANGUAGE_BTN, 0, 0);
+				ShowDropDownMenu(this, _language_dropdown, sel, WID_NSS_LANGUAGE_BTN, 0, 0);
 				break;
 			}
 
-			case NSSW_GENERATE_GAME: // Start game
+			case WID_NSS_GENERATE_GAME: // Start game
 				_is_network_server = true;
 				if (_ctrl_pressed) {
 					StartNewGameWithoutGUI(GENERATE_NEW_SEED);
@@ -1145,17 +1145,17 @@ struct NetworkStartServerWindow : public QueryStringBaseWindow {
 				}
 				break;
 
-			case NSSW_LOAD_GAME:
+			case WID_NSS_LOAD_GAME:
 				_is_network_server = true;
 				ShowSaveLoadDialog(SLD_LOAD_GAME);
 				break;
 
-			case NSSW_PLAY_SCENARIO:
+			case WID_NSS_PLAY_SCENARIO:
 				_is_network_server = true;
 				ShowSaveLoadDialog(SLD_LOAD_SCENARIO);
 				break;
 
-			case NSSW_PLAY_HEIGHTMAP:
+			case WID_NSS_PLAY_HEIGHTMAP:
 				_is_network_server = true;
 				ShowSaveLoadDialog(SLD_LOAD_HEIGHTMAP);
 				break;
@@ -1165,10 +1165,10 @@ struct NetworkStartServerWindow : public QueryStringBaseWindow {
 	virtual void OnDropdownSelect(int widget, int index)
 	{
 		switch (widget) {
-			case NSSW_CONNTYPE_BTN:
+			case WID_NSS_CONNTYPE_BTN:
 				_settings_client.network.server_advertise = (index != 0);
 				break;
-			case NSSW_LANGUAGE_BTN:
+			case WID_NSS_LANGUAGE_BTN:
 				_settings_client.network.server_lang = _language_dropdown[index] - STR_NETWORK_LANG_ANY;
 				break;
 			default:
@@ -1180,14 +1180,14 @@ struct NetworkStartServerWindow : public QueryStringBaseWindow {
 
 	virtual void OnMouseLoop()
 	{
-		if (this->field == NSSW_GAMENAME) this->HandleEditBox(NSSW_GAMENAME);
+		if (this->field == WID_NSS_GAMENAME) this->HandleEditBox(WID_NSS_GAMENAME);
 	}
 
 	virtual EventState OnKeyPress(uint16 key, uint16 keycode)
 	{
 		EventState state = ES_NOT_HANDLED;
-		if (this->field == NSSW_GAMENAME) {
-			if (this->HandleEditBoxKey(NSSW_GAMENAME, key, keycode, state) == HEBR_CONFIRM) return state;
+		if (this->field == WID_NSS_GAMENAME) {
+			if (this->HandleEditBoxKey(WID_NSS_GAMENAME, key, keycode, state) == HEBR_CONFIRM) return state;
 
 			strecpy(_settings_client.network.server_name, this->text.buf, lastof(_settings_client.network.server_name));
 		}
@@ -1197,7 +1197,7 @@ struct NetworkStartServerWindow : public QueryStringBaseWindow {
 
 	virtual void OnTimeout()
 	{
-		static const int raise_widgets[] = {NSSW_CLIENTS_BTND, NSSW_CLIENTS_BTNU, NSSW_COMPANIES_BTND, NSSW_COMPANIES_BTNU, NSSW_SPECTATORS_BTND, NSSW_SPECTATORS_BTNU, WIDGET_LIST_END};
+		static const int raise_widgets[] = {WID_NSS_CLIENTS_BTND, WID_NSS_CLIENTS_BTNU, WID_NSS_COMPANIES_BTND, WID_NSS_COMPANIES_BTNU, WID_NSS_SPECTATORS_BTND, WID_NSS_SPECTATORS_BTNU, WIDGET_LIST_END};
 		for (const int *widget = raise_widgets; *widget != WIDGET_LIST_END; widget++) {
 			if (this->IsWidgetLowered(*widget)) {
 				this->RaiseWidget(*widget);
@@ -1210,16 +1210,16 @@ struct NetworkStartServerWindow : public QueryStringBaseWindow {
 	{
 		if (str == NULL) return;
 
-		if (this->widget_id == NSSW_SETPWD) {
+		if (this->widget_id == WID_NSS_SETPWD) {
 			strecpy(_settings_client.network.server_password, str, lastof(_settings_client.network.server_password));
 		} else {
 			int32 value = atoi(str);
 			this->SetWidgetDirty(this->widget_id);
 			switch (this->widget_id) {
 				default: NOT_REACHED();
-				case NSSW_CLIENTS_TXT:    _settings_client.network.max_clients    = Clamp(value, 2, MAX_CLIENTS); break;
-				case NSSW_COMPANIES_TXT:  _settings_client.network.max_companies  = Clamp(value, 1, MAX_COMPANIES); break;
-				case NSSW_SPECTATORS_TXT: _settings_client.network.max_spectators = Clamp(value, 0, MAX_CLIENTS); break;
+				case WID_NSS_CLIENTS_TXT:    _settings_client.network.max_clients    = Clamp(value, 2, MAX_CLIENTS); break;
+				case WID_NSS_COMPANIES_TXT:  _settings_client.network.max_companies  = Clamp(value, 1, MAX_COMPANIES); break;
+				case WID_NSS_SPECTATORS_TXT: _settings_client.network.max_spectators = Clamp(value, 0, MAX_CLIENTS); break;
 			}
 		}
 
@@ -1232,75 +1232,75 @@ static const NWidgetPart _nested_network_start_server_window_widgets[] = {
 		NWidget(WWT_CLOSEBOX, COLOUR_LIGHT_BLUE),
 		NWidget(WWT_CAPTION, COLOUR_LIGHT_BLUE), SetDataTip(STR_NETWORK_START_SERVER_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 	EndContainer(),
-	NWidget(WWT_PANEL, COLOUR_LIGHT_BLUE, NSSW_BACKGROUND),
+	NWidget(WWT_PANEL, COLOUR_LIGHT_BLUE, WID_NSS_BACKGROUND),
 		NWidget(NWID_VERTICAL), SetPIP(10, 6, 10),
 			NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(10, 6, 10),
 				NWidget(NWID_VERTICAL), SetPIP(0, 1, 0),
 					/* Game name widgets */
-					NWidget(WWT_TEXT, COLOUR_LIGHT_BLUE, NSSW_GAMENAME_LABEL), SetFill(1, 0), SetDataTip(STR_NETWORK_START_SERVER_NEW_GAME_NAME, STR_NULL),
-					NWidget(WWT_EDITBOX, COLOUR_LIGHT_BLUE, NSSW_GAMENAME), SetMinimalSize(10, 12), SetFill(1, 0), SetDataTip(STR_NETWORK_START_SERVER_NEW_GAME_NAME_OSKTITLE, STR_NETWORK_START_SERVER_NEW_GAME_NAME_TOOLTIP),
+					NWidget(WWT_TEXT, COLOUR_LIGHT_BLUE, WID_NSS_GAMENAME_LABEL), SetFill(1, 0), SetDataTip(STR_NETWORK_START_SERVER_NEW_GAME_NAME, STR_NULL),
+					NWidget(WWT_EDITBOX, COLOUR_LIGHT_BLUE, WID_NSS_GAMENAME), SetMinimalSize(10, 12), SetFill(1, 0), SetDataTip(STR_NETWORK_START_SERVER_NEW_GAME_NAME_OSKTITLE, STR_NETWORK_START_SERVER_NEW_GAME_NAME_TOOLTIP),
 				EndContainer(),
 			EndContainer(),
 
 			NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(10, 6, 10),
 				NWidget(NWID_VERTICAL), SetPIP(0, 1, 0),
-					NWidget(WWT_TEXT, COLOUR_LIGHT_BLUE, NSSW_CONNTYPE_LABEL), SetFill(1, 0), SetDataTip(STR_NETWORK_SERVER_LIST_CONNECTION, STR_NULL),
-					NWidget(WWT_DROPDOWN, COLOUR_LIGHT_BLUE, NSSW_CONNTYPE_BTN), SetFill(1, 0), SetDataTip(STR_BLACK_STRING, STR_NETWORK_SERVER_LIST_CONNECTION_TOOLTIP),
+					NWidget(WWT_TEXT, COLOUR_LIGHT_BLUE, WID_NSS_CONNTYPE_LABEL), SetFill(1, 0), SetDataTip(STR_NETWORK_SERVER_LIST_CONNECTION, STR_NULL),
+					NWidget(WWT_DROPDOWN, COLOUR_LIGHT_BLUE, WID_NSS_CONNTYPE_BTN), SetFill(1, 0), SetDataTip(STR_BLACK_STRING, STR_NETWORK_SERVER_LIST_CONNECTION_TOOLTIP),
 				EndContainer(),
 				NWidget(NWID_VERTICAL), SetPIP(0, 1, 0),
-					NWidget(WWT_TEXT, COLOUR_LIGHT_BLUE, NSSW_LANGUAGE_LABEL), SetFill(1, 0), SetDataTip(STR_NETWORK_START_SERVER_LANGUAGE_SPOKEN, STR_NULL),
-					NWidget(WWT_DROPDOWN, COLOUR_LIGHT_BLUE, NSSW_LANGUAGE_BTN), SetFill(1, 0), SetDataTip(STR_BLACK_STRING, STR_NETWORK_START_SERVER_LANGUAGE_TOOLTIP),
+					NWidget(WWT_TEXT, COLOUR_LIGHT_BLUE, WID_NSS_LANGUAGE_LABEL), SetFill(1, 0), SetDataTip(STR_NETWORK_START_SERVER_LANGUAGE_SPOKEN, STR_NULL),
+					NWidget(WWT_DROPDOWN, COLOUR_LIGHT_BLUE, WID_NSS_LANGUAGE_BTN), SetFill(1, 0), SetDataTip(STR_BLACK_STRING, STR_NETWORK_START_SERVER_LANGUAGE_TOOLTIP),
 				EndContainer(),
 				NWidget(NWID_VERTICAL), SetPIP(0, 1, 0),
 					NWidget(NWID_SPACER), SetFill(1, 1),
-					NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NSSW_SETPWD), SetFill(1, 0), SetDataTip(STR_NETWORK_START_SERVER_SET_PASSWORD, STR_NETWORK_START_SERVER_PASSWORD_TOOLTIP),
+					NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NSS_SETPWD), SetFill(1, 0), SetDataTip(STR_NETWORK_START_SERVER_SET_PASSWORD, STR_NETWORK_START_SERVER_PASSWORD_TOOLTIP),
 				EndContainer(),
 			EndContainer(),
 
 			NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(10, 6, 10),
 				NWidget(NWID_VERTICAL), SetPIP(0, 1, 0),
-					NWidget(WWT_TEXT, COLOUR_LIGHT_BLUE, NSSW_CLIENTS_LABEL), SetFill(1, 0), SetDataTip(STR_NETWORK_START_SERVER_NUMBER_OF_CLIENTS, STR_NULL),
+					NWidget(WWT_TEXT, COLOUR_LIGHT_BLUE, WID_NSS_CLIENTS_LABEL), SetFill(1, 0), SetDataTip(STR_NETWORK_START_SERVER_NUMBER_OF_CLIENTS, STR_NULL),
 					NWidget(NWID_HORIZONTAL),
-						NWidget(WWT_IMGBTN, COLOUR_LIGHT_BLUE, NSSW_CLIENTS_BTND), SetMinimalSize(12, 12), SetFill(0, 1), SetDataTip(SPR_ARROW_DOWN, STR_NETWORK_START_SERVER_NUMBER_OF_CLIENTS_TOOLTIP),
-						NWidget(WWT_PUSHTXTBTN, COLOUR_LIGHT_BLUE, NSSW_CLIENTS_TXT), SetFill(1, 0), SetDataTip(STR_NETWORK_START_SERVER_CLIENTS_SELECT, STR_NETWORK_START_SERVER_NUMBER_OF_CLIENTS_TOOLTIP),
-						NWidget(WWT_IMGBTN, COLOUR_LIGHT_BLUE, NSSW_CLIENTS_BTNU), SetMinimalSize(12, 12), SetFill(0, 1), SetDataTip(SPR_ARROW_UP, STR_NETWORK_START_SERVER_NUMBER_OF_CLIENTS_TOOLTIP),
+						NWidget(WWT_IMGBTN, COLOUR_LIGHT_BLUE, WID_NSS_CLIENTS_BTND), SetMinimalSize(12, 12), SetFill(0, 1), SetDataTip(SPR_ARROW_DOWN, STR_NETWORK_START_SERVER_NUMBER_OF_CLIENTS_TOOLTIP),
+						NWidget(WWT_PUSHTXTBTN, COLOUR_LIGHT_BLUE, WID_NSS_CLIENTS_TXT), SetFill(1, 0), SetDataTip(STR_NETWORK_START_SERVER_CLIENTS_SELECT, STR_NETWORK_START_SERVER_NUMBER_OF_CLIENTS_TOOLTIP),
+						NWidget(WWT_IMGBTN, COLOUR_LIGHT_BLUE, WID_NSS_CLIENTS_BTNU), SetMinimalSize(12, 12), SetFill(0, 1), SetDataTip(SPR_ARROW_UP, STR_NETWORK_START_SERVER_NUMBER_OF_CLIENTS_TOOLTIP),
 					EndContainer(),
 				EndContainer(),
 
 				NWidget(NWID_VERTICAL), SetPIP(0, 1, 0),
-					NWidget(WWT_TEXT, COLOUR_LIGHT_BLUE, NSSW_COMPANIES_LABEL), SetFill(1, 0), SetDataTip(STR_NETWORK_START_SERVER_NUMBER_OF_COMPANIES, STR_NULL),
+					NWidget(WWT_TEXT, COLOUR_LIGHT_BLUE, WID_NSS_COMPANIES_LABEL), SetFill(1, 0), SetDataTip(STR_NETWORK_START_SERVER_NUMBER_OF_COMPANIES, STR_NULL),
 					NWidget(NWID_HORIZONTAL),
-						NWidget(WWT_IMGBTN, COLOUR_LIGHT_BLUE, NSSW_COMPANIES_BTND), SetMinimalSize(12, 12), SetFill(0, 1), SetDataTip(SPR_ARROW_DOWN, STR_NETWORK_START_SERVER_NUMBER_OF_COMPANIES_TOOLTIP),
-						NWidget(WWT_PUSHTXTBTN, COLOUR_LIGHT_BLUE, NSSW_COMPANIES_TXT), SetFill(1, 0), SetDataTip(STR_NETWORK_START_SERVER_COMPANIES_SELECT, STR_NETWORK_START_SERVER_NUMBER_OF_COMPANIES_TOOLTIP),
-						NWidget(WWT_IMGBTN, COLOUR_LIGHT_BLUE, NSSW_COMPANIES_BTNU), SetMinimalSize(12, 12), SetFill(0, 1), SetDataTip(SPR_ARROW_UP, STR_NETWORK_START_SERVER_NUMBER_OF_COMPANIES_TOOLTIP),
+						NWidget(WWT_IMGBTN, COLOUR_LIGHT_BLUE, WID_NSS_COMPANIES_BTND), SetMinimalSize(12, 12), SetFill(0, 1), SetDataTip(SPR_ARROW_DOWN, STR_NETWORK_START_SERVER_NUMBER_OF_COMPANIES_TOOLTIP),
+						NWidget(WWT_PUSHTXTBTN, COLOUR_LIGHT_BLUE, WID_NSS_COMPANIES_TXT), SetFill(1, 0), SetDataTip(STR_NETWORK_START_SERVER_COMPANIES_SELECT, STR_NETWORK_START_SERVER_NUMBER_OF_COMPANIES_TOOLTIP),
+						NWidget(WWT_IMGBTN, COLOUR_LIGHT_BLUE, WID_NSS_COMPANIES_BTNU), SetMinimalSize(12, 12), SetFill(0, 1), SetDataTip(SPR_ARROW_UP, STR_NETWORK_START_SERVER_NUMBER_OF_COMPANIES_TOOLTIP),
 					EndContainer(),
 				EndContainer(),
 
 				NWidget(NWID_VERTICAL), SetPIP(0, 1, 0),
-					NWidget(WWT_TEXT, COLOUR_LIGHT_BLUE, NSSW_SPECTATORS_LABEL), SetFill(1, 0), SetDataTip(STR_NETWORK_START_SERVER_NUMBER_OF_SPECTATORS, STR_NULL),
+					NWidget(WWT_TEXT, COLOUR_LIGHT_BLUE, WID_NSS_SPECTATORS_LABEL), SetFill(1, 0), SetDataTip(STR_NETWORK_START_SERVER_NUMBER_OF_SPECTATORS, STR_NULL),
 					NWidget(NWID_HORIZONTAL),
-						NWidget(WWT_IMGBTN, COLOUR_LIGHT_BLUE, NSSW_SPECTATORS_BTND), SetMinimalSize(12, 12), SetFill(0, 1), SetDataTip(SPR_ARROW_DOWN, STR_NETWORK_START_SERVER_NUMBER_OF_SPECTATORS_TOOLTIP),
-						NWidget(WWT_PUSHTXTBTN, COLOUR_LIGHT_BLUE, NSSW_SPECTATORS_TXT), SetFill(1, 0), SetDataTip(STR_NETWORK_START_SERVER_SPECTATORS_SELECT, STR_NETWORK_START_SERVER_NUMBER_OF_SPECTATORS_TOOLTIP),
-						NWidget(WWT_IMGBTN, COLOUR_LIGHT_BLUE, NSSW_SPECTATORS_BTNU), SetMinimalSize(12, 12), SetFill(0, 1), SetDataTip(SPR_ARROW_UP, STR_NETWORK_START_SERVER_NUMBER_OF_SPECTATORS_TOOLTIP),
+						NWidget(WWT_IMGBTN, COLOUR_LIGHT_BLUE, WID_NSS_SPECTATORS_BTND), SetMinimalSize(12, 12), SetFill(0, 1), SetDataTip(SPR_ARROW_DOWN, STR_NETWORK_START_SERVER_NUMBER_OF_SPECTATORS_TOOLTIP),
+						NWidget(WWT_PUSHTXTBTN, COLOUR_LIGHT_BLUE, WID_NSS_SPECTATORS_TXT), SetFill(1, 0), SetDataTip(STR_NETWORK_START_SERVER_SPECTATORS_SELECT, STR_NETWORK_START_SERVER_NUMBER_OF_SPECTATORS_TOOLTIP),
+						NWidget(WWT_IMGBTN, COLOUR_LIGHT_BLUE, WID_NSS_SPECTATORS_BTNU), SetMinimalSize(12, 12), SetFill(0, 1), SetDataTip(SPR_ARROW_UP, STR_NETWORK_START_SERVER_NUMBER_OF_SPECTATORS_TOOLTIP),
 					EndContainer(),
 				EndContainer(),
 			EndContainer(),
 
 			/* 'generate game' and 'load game' buttons */
 			NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(10, 6, 10),
-				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NSSW_GENERATE_GAME), SetDataTip(STR_INTRO_NEW_GAME, STR_INTRO_TOOLTIP_NEW_GAME), SetFill(1, 0),
-				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NSSW_LOAD_GAME), SetDataTip(STR_INTRO_LOAD_GAME, STR_INTRO_TOOLTIP_LOAD_GAME), SetFill(1, 0),
+				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NSS_GENERATE_GAME), SetDataTip(STR_INTRO_NEW_GAME, STR_INTRO_TOOLTIP_NEW_GAME), SetFill(1, 0),
+				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NSS_LOAD_GAME), SetDataTip(STR_INTRO_LOAD_GAME, STR_INTRO_TOOLTIP_LOAD_GAME), SetFill(1, 0),
 			EndContainer(),
 
 			/* 'play scenario' and 'play heightmap' buttons */
 			NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(10, 6, 10),
-				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NSSW_PLAY_SCENARIO), SetDataTip(STR_INTRO_PLAY_SCENARIO, STR_INTRO_TOOLTIP_PLAY_SCENARIO), SetFill(1, 0),
-				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NSSW_PLAY_HEIGHTMAP), SetDataTip(STR_INTRO_PLAY_HEIGHTMAP, STR_INTRO_TOOLTIP_PLAY_HEIGHTMAP), SetFill(1, 0),
+				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NSS_PLAY_SCENARIO), SetDataTip(STR_INTRO_PLAY_SCENARIO, STR_INTRO_TOOLTIP_PLAY_SCENARIO), SetFill(1, 0),
+				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NSS_PLAY_HEIGHTMAP), SetDataTip(STR_INTRO_PLAY_HEIGHTMAP, STR_INTRO_TOOLTIP_PLAY_HEIGHTMAP), SetFill(1, 0),
 			EndContainer(),
 
 			NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(10, 0, 10),
 				NWidget(NWID_SPACER), SetFill(1, 0),
-				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NSSW_CANCEL), SetDataTip(STR_BUTTON_CANCEL, STR_NULL), SetMinimalSize(128, 12),
+				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NSS_CANCEL), SetDataTip(STR_BUTTON_CANCEL, STR_NULL), SetMinimalSize(128, 12),
 				NWidget(NWID_SPACER), SetFill(1, 0),
 			EndContainer(),
 		EndContainer(),
@@ -1331,7 +1331,7 @@ struct NetworkLobbyWindow : public Window {
 			Window(), company(INVALID_COMPANY), server(ngl)
 	{
 		this->CreateNestedTree(desc);
-		this->vscroll = this->GetScrollbar(NLWW_SCROLLBAR);
+		this->vscroll = this->GetScrollbar(WID_NL_SCROLLBAR);
 		this->FinishInitNested(desc, 0);
 		this->OnResize();
 	}
@@ -1351,16 +1351,16 @@ struct NetworkLobbyWindow : public Window {
 	virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
 	{
 		switch (widget) {
-			case NLWW_HEADER:
+			case WID_NL_HEADER:
 				size->height = WD_MATRIX_TOP + FONT_HEIGHT_NORMAL + WD_MATRIX_BOTTOM;
 				break;
 
-			case NLWW_MATRIX:
+			case WID_NL_MATRIX:
 				resize->height = WD_MATRIX_TOP + FONT_HEIGHT_NORMAL + WD_MATRIX_BOTTOM;
 				size->height = 10 * resize->height;
 				break;
 
-			case NLWW_DETAILS:
+			case WID_NL_DETAILS:
 				size->height = 30 + 11 * FONT_HEIGHT_NORMAL;
 				break;
 		}
@@ -1369,7 +1369,7 @@ struct NetworkLobbyWindow : public Window {
 	virtual void SetStringParameters(int widget) const
 	{
 		switch (widget) {
-			case NLWW_TEXT:
+			case WID_NL_TEXT:
 				SetDParamStr(0, this->server->info.server_name);
 				break;
 		}
@@ -1378,11 +1378,11 @@ struct NetworkLobbyWindow : public Window {
 	virtual void DrawWidget(const Rect &r, int widget) const
 	{
 		switch (widget) {
-			case NLWW_DETAILS:
+			case WID_NL_DETAILS:
 				this->DrawDetails(r);
 				break;
 
-			case NLWW_MATRIX:
+			case WID_NL_MATRIX:
 				this->DrawMatrix(r);
 				break;
 		}
@@ -1393,11 +1393,11 @@ struct NetworkLobbyWindow : public Window {
 		const NetworkGameInfo *gi = &this->server->info;
 
 		/* Join button is disabled when no company is selected and for AI companies*/
-		this->SetWidgetDisabledState(NLWW_JOIN, this->company == INVALID_COMPANY || GetLobbyCompanyInfo(this->company)->ai);
+		this->SetWidgetDisabledState(WID_NL_JOIN, this->company == INVALID_COMPANY || GetLobbyCompanyInfo(this->company)->ai);
 		/* Cannot start new company if there are too many */
-		this->SetWidgetDisabledState(NLWW_NEW, gi->companies_on >= gi->companies_max);
+		this->SetWidgetDisabledState(WID_NL_NEW, gi->companies_on >= gi->companies_max);
 		/* Cannot spectate if there are too many spectators */
-		this->SetWidgetDisabledState(NLWW_SPECTATE, gi->spectators_on >= gi->spectators_max);
+		this->SetWidgetDisabledState(WID_NL_SPECTATE, gi->spectators_on >= gi->spectators_max);
 
 		this->vscroll->SetCount(gi->companies_on);
 
@@ -1513,34 +1513,34 @@ struct NetworkLobbyWindow : public Window {
 	virtual void OnClick(Point pt, int widget, int click_count)
 	{
 		switch (widget) {
-			case NLWW_CANCEL:   // Cancel button
+			case WID_NL_CANCEL:   // Cancel button
 				ShowNetworkGameWindow();
 				break;
 
-			case NLWW_MATRIX: { // Company list
-				uint id_v = this->vscroll->GetScrolledRowFromWidget(pt.y, this, NLWW_MATRIX);
+			case WID_NL_MATRIX: { // Company list
+				uint id_v = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_NL_MATRIX);
 				this->company = (id_v >= this->server->info.companies_on) ? INVALID_COMPANY : NetworkLobbyFindCompanyIndex(id_v);
 				this->SetDirty();
 
 				/* FIXME the disabling should go into some InvalidateData, which is called instead of the SetDirty */
-				if (click_count > 1 && !this->IsWidgetDisabled(NLWW_JOIN)) this->OnClick(pt, NLWW_JOIN, 1);
+				if (click_count > 1 && !this->IsWidgetDisabled(WID_NL_JOIN)) this->OnClick(pt, WID_NL_JOIN, 1);
 				break;
 			}
 
-			case NLWW_JOIN:     // Join company
+			case WID_NL_JOIN:     // Join company
 				/* Button can be clicked only when it is enabled */
 				NetworkClientConnectGame(NetworkAddress(_settings_client.network.last_host, _settings_client.network.last_port), this->company);
 				break;
 
-			case NLWW_NEW:      // New company
+			case WID_NL_NEW:      // New company
 				NetworkClientConnectGame(NetworkAddress(_settings_client.network.last_host, _settings_client.network.last_port), COMPANY_NEW_COMPANY);
 				break;
 
-			case NLWW_SPECTATE: // Spectate game
+			case WID_NL_SPECTATE: // Spectate game
 				NetworkClientConnectGame(NetworkAddress(_settings_client.network.last_host, _settings_client.network.last_port), COMPANY_SPECTATOR);
 				break;
 
-			case NLWW_REFRESH:  // Refresh
+			case WID_NL_REFRESH:  // Refresh
 				NetworkTCPQueryServer(NetworkAddress(_settings_client.network.last_host, _settings_client.network.last_port)); // company info
 				NetworkUDPQueryServer(NetworkAddress(_settings_client.network.last_host, _settings_client.network.last_port)); // general data
 				/* Clear the information so removed companies don't remain */
@@ -1551,8 +1551,8 @@ struct NetworkLobbyWindow : public Window {
 
 	virtual void OnResize()
 	{
-		this->vscroll->SetCapacityFromWidget(this, NLWW_MATRIX);
-		this->GetWidget<NWidgetCore>(NLWW_MATRIX)->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
+		this->vscroll->SetCapacityFromWidget(this, WID_NL_MATRIX);
+		this->GetWidget<NWidgetCore>(WID_NL_MATRIX)->widget_data = (this->vscroll->GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
 	}
 };
 
@@ -1561,33 +1561,33 @@ static const NWidgetPart _nested_network_lobby_window_widgets[] = {
 		NWidget(WWT_CLOSEBOX, COLOUR_LIGHT_BLUE),
 		NWidget(WWT_CAPTION, COLOUR_LIGHT_BLUE), SetDataTip(STR_NETWORK_GAME_LOBBY_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 	EndContainer(),
-	NWidget(WWT_PANEL, COLOUR_LIGHT_BLUE, NLWW_BACKGROUND),
-		NWidget(WWT_TEXT, COLOUR_LIGHT_BLUE, NLWW_TEXT), SetDataTip(STR_NETWORK_GAME_LOBBY_PREPARE_TO_JOIN, STR_NULL), SetResize(1, 0), SetPadding(10, 10, 0, 10),
+	NWidget(WWT_PANEL, COLOUR_LIGHT_BLUE, WID_NL_BACKGROUND),
+		NWidget(WWT_TEXT, COLOUR_LIGHT_BLUE, WID_NL_TEXT), SetDataTip(STR_NETWORK_GAME_LOBBY_PREPARE_TO_JOIN, STR_NULL), SetResize(1, 0), SetPadding(10, 10, 0, 10),
 		NWidget(NWID_SPACER), SetMinimalSize(0, 3),
 		NWidget(NWID_HORIZONTAL), SetPIP(10, 0, 10),
 			/* Company list. */
 			NWidget(NWID_VERTICAL),
-				NWidget(WWT_PANEL, COLOUR_WHITE, NLWW_HEADER), SetMinimalSize(146, 0), SetResize(1, 0), SetFill(1, 0), EndContainer(),
-				NWidget(WWT_MATRIX, COLOUR_LIGHT_BLUE, NLWW_MATRIX), SetMinimalSize(146, 0), SetResize(1, 1), SetFill(1, 1), SetDataTip(0, STR_NETWORK_GAME_LOBBY_COMPANY_LIST_TOOLTIP), SetScrollbar(NLWW_SCROLLBAR),
+				NWidget(WWT_PANEL, COLOUR_WHITE, WID_NL_HEADER), SetMinimalSize(146, 0), SetResize(1, 0), SetFill(1, 0), EndContainer(),
+				NWidget(WWT_MATRIX, COLOUR_LIGHT_BLUE, WID_NL_MATRIX), SetMinimalSize(146, 0), SetResize(1, 1), SetFill(1, 1), SetDataTip(0, STR_NETWORK_GAME_LOBBY_COMPANY_LIST_TOOLTIP), SetScrollbar(WID_NL_SCROLLBAR),
 			EndContainer(),
-			NWidget(NWID_VSCROLLBAR, COLOUR_LIGHT_BLUE, NLWW_SCROLLBAR),
+			NWidget(NWID_VSCROLLBAR, COLOUR_LIGHT_BLUE, WID_NL_SCROLLBAR),
 			NWidget(NWID_SPACER), SetMinimalSize(5, 0), SetResize(0, 1),
 			/* Company info. */
-			NWidget(WWT_PANEL, COLOUR_LIGHT_BLUE, NLWW_DETAILS), SetMinimalSize(232, 0), SetResize(1, 1), SetFill(1, 1), EndContainer(),
+			NWidget(WWT_PANEL, COLOUR_LIGHT_BLUE, WID_NL_DETAILS), SetMinimalSize(232, 0), SetResize(1, 1), SetFill(1, 1), EndContainer(),
 		EndContainer(),
 		NWidget(NWID_SPACER), SetMinimalSize(0, 9),
 		/* Buttons. */
 		NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(10, 3, 10),
 			NWidget(NWID_VERTICAL, NC_EQUALSIZE), SetPIP(0, 3, 0),
-				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NLWW_JOIN), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_NETWORK_GAME_LOBBY_JOIN_COMPANY, STR_NETWORK_GAME_LOBBY_JOIN_COMPANY_TOOLTIP),
-				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NLWW_NEW), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_NETWORK_GAME_LOBBY_NEW_COMPANY, STR_NETWORK_GAME_LOBBY_NEW_COMPANY_TOOLTIP),
+				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NL_JOIN), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_NETWORK_GAME_LOBBY_JOIN_COMPANY, STR_NETWORK_GAME_LOBBY_JOIN_COMPANY_TOOLTIP),
+				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NL_NEW), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_NETWORK_GAME_LOBBY_NEW_COMPANY, STR_NETWORK_GAME_LOBBY_NEW_COMPANY_TOOLTIP),
 			EndContainer(),
 			NWidget(NWID_VERTICAL, NC_EQUALSIZE), SetPIP(0, 3, 0),
-				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NLWW_SPECTATE), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_NETWORK_GAME_LOBBY_SPECTATE_GAME, STR_NETWORK_GAME_LOBBY_SPECTATE_GAME_TOOLTIP),
-				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NLWW_REFRESH), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_NETWORK_SERVER_LIST_REFRESH, STR_NETWORK_SERVER_LIST_REFRESH_TOOLTIP),
+				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NL_SPECTATE), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_NETWORK_GAME_LOBBY_SPECTATE_GAME, STR_NETWORK_GAME_LOBBY_SPECTATE_GAME_TOOLTIP),
+				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NL_REFRESH), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_NETWORK_SERVER_LIST_REFRESH, STR_NETWORK_SERVER_LIST_REFRESH_TOOLTIP),
 			EndContainer(),
 			NWidget(NWID_VERTICAL, NC_EQUALSIZE), SetPIP(0, 3, 0),
-				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NLWW_CANCEL), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_BUTTON_CANCEL, STR_NULL),
+				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NL_CANCEL), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_BUTTON_CANCEL, STR_NULL),
 				NWidget(NWID_SPACER), SetFill(1, 1),
 			EndContainer(),
 		EndContainer(),
@@ -1640,7 +1640,7 @@ extern void DrawCompanyIcon(CompanyID cid, int x, int y);
 typedef void ClientList_Action_Proc(const NetworkClientInfo *ci);
 
 static const NWidgetPart _nested_client_list_popup_widgets[] = {
-	NWidget(WWT_PANEL, COLOUR_GREY, CLPW_PANEL), EndContainer(),
+	NWidget(WWT_PANEL, COLOUR_GREY, WID_CLP_PANEL), EndContainer(),
 };
 
 static const WindowDesc _client_list_popup_desc(
@@ -1816,7 +1816,7 @@ static const NWidgetPart _nested_client_list_widgets[] = {
 		NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_NETWORK_COMPANY_LIST_CLIENT_LIST, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 		NWidget(WWT_STICKYBOX, COLOUR_GREY),
 	EndContainer(),
-	NWidget(WWT_PANEL, COLOUR_GREY, CLW_PANEL), SetMinimalSize(250, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM), SetResize(1, 1), EndContainer(),
+	NWidget(WWT_PANEL, COLOUR_GREY, WID_CL_PANEL), SetMinimalSize(250, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM), SetResize(1, 1), EndContainer(),
 };
 
 static const WindowDesc _client_list_desc(
@@ -1857,7 +1857,7 @@ struct NetworkClientListWindow : Window {
 
 		num *= FONT_HEIGHT_NORMAL;
 
-		int diff = (num + WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM) - (this->GetWidget<NWidgetBase>(CLW_PANEL)->current_y);
+		int diff = (num + WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM) - (this->GetWidget<NWidgetBase>(WID_CL_PANEL)->current_y);
 		/* If height is changed */
 		if (diff != 0) {
 			ResizeWindow(this, 0, diff);
@@ -1868,7 +1868,7 @@ struct NetworkClientListWindow : Window {
 
 	virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
 	{
-		if (widget != CLW_PANEL) return;
+		if (widget != WID_CL_PANEL) return;
 
 		this->server_client_width = max(GetStringBoundingBox(STR_NETWORK_SERVER).width, GetStringBoundingBox(STR_NETWORK_CLIENT).width) + WD_FRAMERECT_RIGHT;
 		this->company_icon_width = GetSpriteSize(SPR_COMPANY_ICON).width + WD_FRAMERECT_LEFT;
@@ -1892,7 +1892,7 @@ struct NetworkClientListWindow : Window {
 
 	virtual void DrawWidget(const Rect &r, int widget) const
 	{
-		if (widget != CLW_PANEL) return;
+		if (widget != WID_CL_PANEL) return;
 
 		bool rtl = _current_text_dir == TD_RTL;
 		int icon_y_offset = 1 + (FONT_HEIGHT_NORMAL - 10) / 2;
@@ -1960,9 +1960,9 @@ struct NetworkClientListWindow : Window {
 		}
 
 		/* Find the new selected item (if any) */
-		pt.y -= this->GetWidget<NWidgetBase>(CLW_PANEL)->pos_y;
+		pt.y -= this->GetWidget<NWidgetBase>(WID_CL_PANEL)->pos_y;
 		int item = -1;
-		if (IsInsideMM(pt.y, WD_FRAMERECT_TOP, this->GetWidget<NWidgetBase>(CLW_PANEL)->current_y - WD_FRAMERECT_BOTTOM)) {
+		if (IsInsideMM(pt.y, WD_FRAMERECT_TOP, this->GetWidget<NWidgetBase>(WID_CL_PANEL)->current_y - WD_FRAMERECT_BOTTOM)) {
 			item = (pt.y - WD_FRAMERECT_TOP) / FONT_HEIGHT_NORMAL;
 		}
 
@@ -1996,7 +1996,7 @@ struct NetworkJoinStatusWindow : Window {
 
 	virtual void DrawWidget(const Rect &r, int widget) const
 	{
-		if (widget != NJSW_BACKGROUND) return;
+		if (widget != WID_NJS_BACKGROUND) return;
 
 		uint8 progress; // used for progress bar
 		DrawString(r.left + 2, r.right - 2, r.top + 20, STR_NETWORK_CONNECTING_1 + _network_join_status, TC_FROMSTRING, SA_HOR_CENTER);
@@ -2029,7 +2029,7 @@ struct NetworkJoinStatusWindow : Window {
 
 	virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
 	{
-		if (widget != NJSW_BACKGROUND) return;
+		if (widget != WID_NJS_BACKGROUND) return;
 
 		size->height = 25 + 2 * FONT_HEIGHT_NORMAL;
 
@@ -2055,7 +2055,7 @@ struct NetworkJoinStatusWindow : Window {
 
 	virtual void OnClick(Point pt, int widget, int click_count)
 	{
-		if (widget == NJSW_CANCELOK) { // Disconnect button
+		if (widget == WID_NJS_CANCELOK) { // Disconnect button
 			NetworkDisconnect();
 			SwitchToMode(SM_MENU);
 			ShowNetworkGameWindow();
@@ -2081,10 +2081,10 @@ struct NetworkJoinStatusWindow : Window {
 static const NWidgetPart _nested_network_join_status_window_widgets[] = {
 	NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_NETWORK_CONNECTING_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 	NWidget(WWT_PANEL, COLOUR_GREY),
-		NWidget(WWT_EMPTY, COLOUR_GREY, NJSW_BACKGROUND),
+		NWidget(WWT_EMPTY, COLOUR_GREY, WID_NJS_BACKGROUND),
 		NWidget(NWID_HORIZONTAL),
 			NWidget(NWID_SPACER), SetMinimalSize(75, 0), SetFill(1, 0),
-			NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NJSW_CANCELOK), SetMinimalSize(101, 12), SetDataTip(STR_NETWORK_CONNECTION_DISCONNECT, STR_NULL),
+			NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, WID_NJS_CANCELOK), SetMinimalSize(101, 12), SetDataTip(STR_NETWORK_CONNECTION_DISCONNECT, STR_NULL),
 			NWidget(NWID_SPACER), SetMinimalSize(75, 0), SetFill(1, 0),
 		EndContainer(),
 		NWidget(NWID_SPACER), SetMinimalSize(0, 4),
@@ -2127,12 +2127,12 @@ struct NetworkCompanyPasswordWindow : public QueryStringBaseWindow {
 		this->parent = parent;
 		this->afilter = CS_ALPHANUMERAL;
 		InitializeTextBuffer(&this->text, this->edit_str_buf, this->edit_str_size);
-		this->SetFocusedWidget(NCPWW_PASSWORD);
+		this->SetFocusedWidget(WID_NCP_PASSWORD);
 	}
 
 	void OnOk()
 	{
-		if (this->IsWidgetLowered(NCPWW_SAVE_AS_DEFAULT_PASSWORD)) {
+		if (this->IsWidgetLowered(WID_NCP_SAVE_AS_DEFAULT_PASSWORD)) {
 			snprintf(_settings_client.network.default_company_pass, lengthof(_settings_client.network.default_company_pass), "%s", this->edit_str_buf);
 		}
 
@@ -2142,22 +2142,22 @@ struct NetworkCompanyPasswordWindow : public QueryStringBaseWindow {
 	virtual void OnPaint()
 	{
 		this->DrawWidgets();
-		this->DrawEditBox(NCPWW_PASSWORD);
+		this->DrawEditBox(WID_NCP_PASSWORD);
 	}
 
 	virtual void OnClick(Point pt, int widget, int click_count)
 	{
 		switch (widget) {
-			case NCPWW_OK:
+			case WID_NCP_OK:
 				this->OnOk();
 				/* FALL THROUGH */
 
-			case NCPWW_CANCEL:
+			case WID_NCP_CANCEL:
 				delete this;
 				break;
 
-			case NCPWW_SAVE_AS_DEFAULT_PASSWORD:
-				this->ToggleWidgetLoweredState(NCPWW_SAVE_AS_DEFAULT_PASSWORD);
+			case WID_NCP_SAVE_AS_DEFAULT_PASSWORD:
+				this->ToggleWidgetLoweredState(WID_NCP_SAVE_AS_DEFAULT_PASSWORD);
 				this->SetDirty();
 				break;
 		}
@@ -2171,7 +2171,7 @@ struct NetworkCompanyPasswordWindow : public QueryStringBaseWindow {
 	virtual EventState OnKeyPress(uint16 key, uint16 keycode)
 	{
 		EventState state = ES_NOT_HANDLED;
-		switch (this->HandleEditBoxKey(NCPWW_PASSWORD, key, keycode, state)) {
+		switch (this->HandleEditBoxKey(WID_NCP_PASSWORD, key, keycode, state)) {
 			default: break;
 
 			case HEBR_CONFIRM:
@@ -2187,7 +2187,7 @@ struct NetworkCompanyPasswordWindow : public QueryStringBaseWindow {
 
 	virtual void OnOpenOSKWindow(int wid)
 	{
-		ShowOnScreenKeyboard(this, wid, NCPWW_CANCEL, NCPWW_OK);
+		ShowOnScreenKeyboard(this, wid, WID_NCP_CANCEL, WID_NCP_OK);
 	}
 };
 
@@ -2196,22 +2196,22 @@ static const NWidgetPart _nested_network_company_password_window_widgets[] = {
 		NWidget(WWT_CLOSEBOX, COLOUR_GREY),
 		NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_COMPANY_PASSWORD_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 	EndContainer(),
-	NWidget(WWT_PANEL, COLOUR_GREY, NCPWW_BACKGROUND),
+	NWidget(WWT_PANEL, COLOUR_GREY, WID_NCP_BACKGROUND),
 		NWidget(NWID_VERTICAL), SetPIP(5, 5, 5),
 			NWidget(NWID_HORIZONTAL), SetPIP(5, 5, 5),
-				NWidget(WWT_TEXT, COLOUR_GREY, NCPWW_LABEL), SetDataTip(STR_COMPANY_VIEW_PASSWORD, STR_NULL),
-				NWidget(WWT_EDITBOX, COLOUR_GREY, NCPWW_PASSWORD), SetMinimalSize(194, 12), SetDataTip(STR_COMPANY_VIEW_SET_PASSWORD, STR_NULL),
+				NWidget(WWT_TEXT, COLOUR_GREY, WID_NCP_LABEL), SetDataTip(STR_COMPANY_VIEW_PASSWORD, STR_NULL),
+				NWidget(WWT_EDITBOX, COLOUR_GREY, WID_NCP_PASSWORD), SetMinimalSize(194, 12), SetDataTip(STR_COMPANY_VIEW_SET_PASSWORD, STR_NULL),
 			EndContainer(),
 			NWidget(NWID_HORIZONTAL), SetPIP(5, 0, 5),
 				NWidget(NWID_SPACER), SetFill(1, 0),
-				NWidget(WWT_TEXTBTN, COLOUR_GREY, NCPWW_SAVE_AS_DEFAULT_PASSWORD), SetMinimalSize(194, 12),
+				NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_NCP_SAVE_AS_DEFAULT_PASSWORD), SetMinimalSize(194, 12),
 											SetDataTip(STR_COMPANY_PASSWORD_MAKE_DEFAULT, STR_COMPANY_PASSWORD_MAKE_DEFAULT_TOOLTIP),
 			EndContainer(),
 		EndContainer(),
 	EndContainer(),
 	NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
-		NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, NCPWW_CANCEL), SetFill(1, 0), SetDataTip(STR_BUTTON_CANCEL, STR_COMPANY_PASSWORD_CANCEL),
-		NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, NCPWW_OK), SetFill(1, 0), SetDataTip(STR_BUTTON_OK, STR_COMPANY_PASSWORD_OK),
+		NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_NCP_CANCEL), SetFill(1, 0), SetDataTip(STR_BUTTON_CANCEL, STR_COMPANY_PASSWORD_CANCEL),
+		NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_NCP_OK), SetFill(1, 0), SetDataTip(STR_BUTTON_OK, STR_COMPANY_PASSWORD_OK),
 	EndContainer(),
 };
 
diff --git a/src/widgets/music_widget.h b/src/widgets/music_widget.h
index a74509c75..621577620 100644
--- a/src/widgets/music_widget.h
+++ b/src/widgets/music_widget.h
@@ -14,40 +14,40 @@
 
 /** Widgets of the WC_MUSIC_TRACK_SELECTION. */
 enum MusicTrackSelectionWidgets {
-	MTSW_LIST_LEFT,
-	MTSW_PLAYLIST,
-	MTSW_LIST_RIGHT,
-	MTSW_ALL,
-	MTSW_OLD,
-	MTSW_NEW,
-	MTSW_EZY,
-	MTSW_CUSTOM1,
-	MTSW_CUSTOM2,
-	MTSW_CLEAR,
+	WID_MTS_LIST_LEFT,  ///< Left button.
+	WID_MTS_PLAYLIST,   ///< Playlist.
+	WID_MTS_LIST_RIGHT, ///< Right button.
+	WID_MTS_ALL,        ///< All button.
+	WID_MTS_OLD,        ///< Old button.
+	WID_MTS_NEW,        ///< New button.
+	WID_MTS_EZY,        ///< Ezy button.
+	WID_MTS_CUSTOM1,    ///< Custom1 button.
+	WID_MTS_CUSTOM2,    ///< Custom2 button.
+	WID_MTS_CLEAR,      ///< Clear button.
 };
 
 /** Widgets of the WC_MUSIC_WINDOW. */
 enum MusicWidgets {
-	MW_PREV,
-	MW_NEXT,
-	MW_STOP,
-	MW_PLAY,
-	MW_SLIDERS,
-	MW_MUSIC_VOL,
-	MW_EFFECT_VOL,
-	MW_BACKGROUND,
-	MW_TRACK,
-	MW_TRACK_NR,
-	MW_TRACK_TITLE,
-	MW_TRACK_NAME,
-	MW_SHUFFLE,
-	MW_PROGRAMME,
-	MW_ALL,
-	MW_OLD,
-	MW_NEW,
-	MW_EZY,
-	MW_CUSTOM1,
-	MW_CUSTOM2,
+	WID_M_PREV,        ///< Previous button.
+	WID_M_NEXT,        ///< Next button.
+	WID_M_STOP,        ///< Stop button.
+	WID_M_PLAY,        ///< Play button.
+	WID_M_SLIDERS,     ///< Sliders.
+	WID_M_MUSIC_VOL,   ///< Music volume.
+	WID_M_EFFECT_VOL,  ///< Effect volume.
+	WID_M_BACKGROUND,  ///< Background of the window.
+	WID_M_TRACK,       ///< Track playing.
+	WID_M_TRACK_NR,    ///< Track number.
+	WID_M_TRACK_TITLE, ///< Track title.
+	WID_M_TRACK_NAME,  ///< Track name.
+	WID_M_SHUFFLE,     ///< Shuffle button.
+	WID_M_PROGRAMME,   ///< Program button.
+	WID_M_ALL,         ///< All button.
+	WID_M_OLD,         ///< Old button.
+	WID_M_NEW,         ///< New button.
+	WID_M_EZY,         ///< Ezy button.
+	WID_M_CUSTOM1,     ///< Custom1 button.
+	WID_M_CUSTOM2,     ///< Custom2 button.
 };
 
 #endif /* WIDGETS_MUSIC_WIDGET_H */
diff --git a/src/widgets/network_chat_widget.h b/src/widgets/network_chat_widget.h
index d87a2d9fa..96bd70427 100644
--- a/src/widgets/network_chat_widget.h
+++ b/src/widgets/network_chat_widget.h
@@ -14,11 +14,11 @@
 
 /** Widgets of the WC_SEND_NETWORK_MSG. */
 enum NetWorkChatWidgets {
-	NWCW_CLOSE,
-	NWCW_BACKGROUND,
-	NWCW_DESTINATION,
-	NWCW_TEXTBOX,
-	NWCW_SENDBUTTON,
+	WID_NC_CLOSE,       ///< Close button.
+	WID_NC_BACKGROUND,  ///< Background of the window.
+	WID_NC_DESTINATION, ///< Destination.
+	WID_NC_TEXTBOX,     ///< Textbox.
+	WID_NC_SENDBUTTON,  ///< Send button.
 };
 
 
diff --git a/src/widgets/network_content_widget.h b/src/widgets/network_content_widget.h
index c3a18cd9a..72e9ba6fb 100644
--- a/src/widgets/network_content_widget.h
+++ b/src/widgets/network_content_widget.h
@@ -13,35 +13,35 @@
 #define WIDGETS_NETWORK_CONTENT_WIDGET_H
 
 /** Widgets of the WC_NETWORK_STATUS_WINDOW (WC_NETWORK_STATUS_WINDOW is also used in NetworkJoinStatusWidgets). */
-enum NetworkContentDownloadStatusWindowWidgets {
-	NCDSWW_BACKGROUND, ///< Background
-	NCDSWW_CANCELOK,   ///< (Optional) Cancel/OK button
+enum NetworkContentDownloadStatusWidgets {
+	WID_NCDS_BACKGROUND, ///< Background of the window.
+	WID_NCDS_CANCELOK,   ///< (Optional) Cancel/OK button.
 };
 
 /** Widgets of the WC_NETWORK_WINDOW (WC_NETWORK_WINDOW is also used in NetworkGameWindowWidgets, NetworkStartServerWidgets, and NetworkLobbyWindowWidgets). */
-enum NetworkContentListWindowWidgets {
-	NCLWW_BACKGROUND,    ///< Resize button
+enum NetworkContentListWidgets {
+	WID_NCL_BACKGROUND,     ///< Resize button.
 
-	NCLWW_FILTER_CAPT,   ///< Caption for the filter editbox
-	NCLWW_FILTER,        ///< Filter editbox
+	WID_NCL_FILTER_CAPT,    ///< Caption for the filter editbox.
+	WID_NCL_FILTER,         ///< Filter editbox.
 
-	NCLWW_CHECKBOX,      ///< Button above checkboxes
-	NCLWW_TYPE,          ///< 'Type' button
-	NCLWW_NAME,          ///< 'Name' button
+	WID_NCL_CHECKBOX,       ///< Button above checkboxes.
+	WID_NCL_TYPE,           ///< 'Type' button.
+	WID_NCL_NAME,           ///< 'Name' button.
 
-	NCLWW_MATRIX,        ///< Panel with list of content
-	NCLWW_SCROLLBAR,     ///< Scrollbar of matrix
+	WID_NCL_MATRIX,         ///< Panel with list of content.
+	WID_NCL_SCROLLBAR,      ///< Scrollbar of matrix.
 
-	NCLWW_DETAILS,       ///< Panel with content details
+	WID_NCL_DETAILS,        ///< Panel with content details.
 
-	NCLWW_SELECT_ALL,    ///< 'Select all' button
-	NCLWW_SELECT_UPDATE, ///< 'Select updates' button
-	NCLWW_UNSELECT,      ///< 'Unselect all' button
-	NCLWW_OPEN_URL,      ///< 'Open url' button
-	NCLWW_CANCEL,        ///< 'Cancel' button
-	NCLWW_DOWNLOAD,      ///< 'Download' button
+	WID_NCL_SELECT_ALL,     ///< 'Select all' button.
+	WID_NCL_SELECT_UPDATE,  ///< 'Select updates' button.
+	WID_NCL_UNSELECT,       ///< 'Unselect all' button.
+	WID_NCL_OPEN_URL,       ///< 'Open url' button.
+	WID_NCL_CANCEL,         ///< 'Cancel' button.
+	WID_NCL_DOWNLOAD,       ///< 'Download' button.
 
-	NCLWW_SEL_ALL_UPDATE, ///< #NWID_SELECTION widget for select all/update buttons.
+	WID_NCL_SEL_ALL_UPDATE, ///< #NWID_SELECTION widget for select all/update buttons..
 };
 
 #endif /* WIDGETS_NETWORK_CONTENT_WIDGET_H */
diff --git a/src/widgets/network_widget.h b/src/widgets/network_widget.h
index 7b5e09cf1..47f95c90e 100644
--- a/src/widgets/network_widget.h
+++ b/src/widgets/network_widget.h
@@ -12,117 +12,116 @@
 #ifndef WIDGETS_NETWORK_WIDGET_H
 #define WIDGETS_NETWORK_WIDGET_H
 
-/** Widgets of the WC_NETWORK_WINDOW (WC_NETWORK_WINDOW is also used in NetworkContentListWindowWidgets, NetworkStartServerWidgets, and NetworkLobbyWindowWidgets). */
-enum NetworkGameWindowWidgets {
-	NGWW_MAIN,          ///< Main panel
-
-	NGWW_CONNECTION,    ///< Label in front of connection droplist
-	NGWW_CONN_BTN,      ///< 'Connection' droplist button
-	NGWW_CLIENT_LABEL,  ///< Label in front of client name edit box
-	NGWW_CLIENT,        ///< Panel with editbox to set client name
-
-	NGWW_HEADER,        ///< Header container of the matrix
-	NGWW_NAME,          ///< 'Name' button
-	NGWW_CLIENTS,       ///< 'Clients' button
-	NGWW_MAPSIZE,       ///< 'Map size' button
-	NGWW_DATE,          ///< 'Date' button
-	NGWW_YEARS,         ///< 'Years' button
-	NGWW_INFO,          ///< Third button in the game list panel
-
-	NGWW_MATRIX,        ///< Panel with list of games
-	NGWW_SCROLLBAR,     ///< Scrollbar of matrix
-
-	NGWW_LASTJOINED_LABEL, ///< Label "Last joined server:"
-	NGWW_LASTJOINED,    ///< Info about the last joined server
-	NGWW_LASTJOINED_SPACER, ///< Spacer after last joined server panel
-
-	NGWW_DETAILS,       ///< Panel with game details
-	NGWW_DETAILS_SPACER, ///< Spacer for game actual details
-	NGWW_JOIN,          ///< 'Join game' button
-	NGWW_REFRESH,       ///< 'Refresh server' button
-	NGWW_NEWGRF,        ///< 'NewGRF Settings' button
-	NGWW_NEWGRF_SEL,    ///< Selection 'widget' to hide the NewGRF settings
-	NGWW_NEWGRF_MISSING,     ///< 'Find missing NewGRF online' button
-	NGWW_NEWGRF_MISSING_SEL, ///< Selection widget for the above button
-
-	NGWW_FIND,          ///< 'Find server' button
-	NGWW_ADD,           ///< 'Add server' button
-	NGWW_START,         ///< 'Start server' button
-	NGWW_CANCEL,        ///< 'Cancel' button
+/** Widgets of the WC_NETWORK_WINDOW (WC_NETWORK_WINDOW is also used in NetworkContentListWidgets, NetworkStartServerWidgets, and NetworkLobbyWidgets). */
+enum NetworkGameWidgets {
+	WID_NG_MAIN,               ///< Main panel.
+
+	WID_NG_CONNECTION,         ///< Label in front of connection droplist.
+	WID_NG_CONN_BTN,           ///< 'Connection' droplist button.
+	WID_NG_CLIENT_LABEL,       ///< Label in front of client name edit box.
+	WID_NG_CLIENT,             ///< Panel with editbox to set client name.
+
+	WID_NG_HEADER,             ///< Header container of the matrix.
+	WID_NG_NAME,               ///< 'Name' button.
+	WID_NG_CLIENTS,            ///< 'Clients' button.
+	WID_NG_MAPSIZE,            ///< 'Map size' button.
+	WID_NG_DATE,               ///< 'Date' button.
+	WID_NG_YEARS,              ///< 'Years' button.
+	WID_NG_INFO,               ///< Third button in the game list panel.
+
+	WID_NG_MATRIX,             ///< Panel with list of games.
+	WID_NG_SCROLLBAR,          ///< Scrollbar of matrix.
+
+	WID_NG_LASTJOINED_LABEL,   ///< Label "Last joined server:".
+	WID_NG_LASTJOINED,         ///< Info about the last joined server.
+	WID_NG_LASTJOINED_SPACER,  ///< Spacer after last joined server panel.
+
+	WID_NG_DETAILS,            ///< Panel with game details.
+	WID_NG_DETAILS_SPACER,     ///< Spacer for game actual details.
+	WID_NG_JOIN,               ///< 'Join game' button.
+	WID_NG_REFRESH,            ///< 'Refresh server' button.
+	WID_NG_NEWGRF,             ///< 'NewGRF Settings' button.
+	WID_NG_NEWGRF_SEL,         ///< Selection 'widget' to hide the NewGRF settings.
+	WID_NG_NEWGRF_MISSING,     ///< 'Find missing NewGRF online' button.
+	WID_NG_NEWGRF_MISSING_SEL, ///< Selection widget for the above button.
+
+	WID_NG_FIND,               ///< 'Find server' button.
+	WID_NG_ADD,                ///< 'Add server' button.
+	WID_NG_START,              ///< 'Start server' button.
+	WID_NG_CANCEL,             ///< 'Cancel' button.
 };
 
-/** Widgets of the WC_NETWORK_WINDOW (WC_NETWORK_WINDOW is also used in NetworkContentListWindowWidgets, NetworkGameWindowWidgets, and NetworkLobbyWindowWidgets). */
+/** Widgets of the WC_NETWORK_WINDOW (WC_NETWORK_WINDOW is also used in NetworkContentListWidgets, NetworkGameWidgets, and NetworkLobbyWidgets). */
 enum NetworkStartServerWidgets {
-	NSSW_BACKGROUND,
-	NSSW_GAMENAME_LABEL,
-	NSSW_GAMENAME,          ///< Background for editbox to set game name
-	NSSW_SETPWD,            ///< 'Set password' button
-	NSSW_CONNTYPE_LABEL,
-	NSSW_CONNTYPE_BTN,      ///< 'Connection type' droplist button
-	NSSW_CLIENTS_LABEL,
-	NSSW_CLIENTS_BTND,      ///< 'Max clients' downarrow
-	NSSW_CLIENTS_TXT,       ///< 'Max clients' text
-	NSSW_CLIENTS_BTNU,      ///< 'Max clients' uparrow
-	NSSW_COMPANIES_LABEL,
-	NSSW_COMPANIES_BTND,    ///< 'Max companies' downarrow
-	NSSW_COMPANIES_TXT,     ///< 'Max companies' text
-	NSSW_COMPANIES_BTNU,    ///< 'Max companies' uparrow
-	NSSW_SPECTATORS_LABEL,
-	NSSW_SPECTATORS_BTND,   ///< 'Max spectators' downarrow
-	NSSW_SPECTATORS_TXT,    ///< 'Max spectators' text
-	NSSW_SPECTATORS_BTNU,   ///< 'Max spectators' uparrow
-
-	NSSW_LANGUAGE_LABEL,
-	NSSW_LANGUAGE_BTN,      ///< 'Language spoken' droplist button
-
-	NSSW_GENERATE_GAME,     ///< New game button
-	NSSW_LOAD_GAME,         ///< Load game button
-	NSSW_PLAY_SCENARIO,     ///< Play scenario button
-	NSSW_PLAY_HEIGHTMAP,    ///< Play heightmap button
-
-	NSSW_CANCEL,            ///< 'Cancel' button
+	WID_NSS_BACKGROUND,        ///< Background of the window.
+	WID_NSS_GAMENAME_LABEL,    ///< Label for the game name.
+	WID_NSS_GAMENAME,          ///< Background for editbox to set game name.
+	WID_NSS_SETPWD,            ///< 'Set password' button.
+	WID_NSS_CONNTYPE_LABEL,    ///< Label for 'connection type'.
+	WID_NSS_CONNTYPE_BTN,      ///< 'Connection type' droplist button.
+	WID_NSS_CLIENTS_LABEL,     ///< Label for 'max clients'.
+	WID_NSS_CLIENTS_BTND,      ///< 'Max clients' downarrow.
+	WID_NSS_CLIENTS_TXT,       ///< 'Max clients' text.
+	WID_NSS_CLIENTS_BTNU,      ///< 'Max clients' uparrow.
+	WID_NSS_COMPANIES_LABEL,   ///< Label for 'max companies'.
+	WID_NSS_COMPANIES_BTND,    ///< 'Max companies' downarrow.
+	WID_NSS_COMPANIES_TXT,     ///< 'Max companies' text.
+	WID_NSS_COMPANIES_BTNU,    ///< 'Max companies' uparrow.
+	WID_NSS_SPECTATORS_LABEL,  ///< Label for 'max spectators'.
+	WID_NSS_SPECTATORS_BTND,   ///< 'Max spectators' downarrow.
+	WID_NSS_SPECTATORS_TXT,    ///< 'Max spectators' text.
+	WID_NSS_SPECTATORS_BTNU,   ///< 'Max spectators' uparrow.
+
+	WID_NSS_LANGUAGE_LABEL,    ///< Label for 'language spoken'.
+	WID_NSS_LANGUAGE_BTN,      ///< 'Language spoken' droplist button.
+
+	WID_NSS_GENERATE_GAME,     ///< New game button.
+	WID_NSS_LOAD_GAME,         ///< Load game button.
+	WID_NSS_PLAY_SCENARIO,     ///< Play scenario button.
+	WID_NSS_PLAY_HEIGHTMAP,    ///< Play heightmap button.
+
+	WID_NSS_CANCEL,            ///< 'Cancel' button.
 };
 
-/** Widgets of the WC_NETWORK_WINDOW (WC_NETWORK_WINDOW is also used in NetworkContentListWindowWidgets, NetworkGameWindowWidgets, and NetworkStartServerWidgets). */
-enum NetworkLobbyWindowWidgets {
-	NLWW_BACKGROUND, ///< Background panel
-	NLWW_TEXT,       ///< Heading text
-	NLWW_HEADER,     ///< Header above list of companies
-	NLWW_MATRIX,     ///< List of companies
-	NLWW_SCROLLBAR,  ///< Scroll bar
-	NLWW_DETAILS,    ///< Company details
-	NLWW_JOIN,       ///< 'Join company' button
-	NLWW_NEW,        ///< 'New company' button
-	NLWW_SPECTATE,   ///< 'Spectate game' button
-	NLWW_REFRESH,    ///< 'Refresh server' button
-	NLWW_CANCEL,     ///< 'Cancel' button
+/** Widgets of the WC_NETWORK_WINDOW (WC_NETWORK_WINDOW is also used in NetworkContentListWidgets, NetworkGameWidgets, and NetworkStartServerWidgets). */
+enum NetworkLobbyWidgets {
+	WID_NL_BACKGROUND, ///< Background of the window.
+	WID_NL_TEXT,       ///< Heading text.
+	WID_NL_HEADER,     ///< Header above list of companies.
+	WID_NL_MATRIX,     ///< List of companies.
+	WID_NL_SCROLLBAR,  ///< Scroll bar.
+	WID_NL_DETAILS,    ///< Company details.
+	WID_NL_JOIN,       ///< 'Join company' button.
+	WID_NL_NEW,        ///< 'New company' button.
+	WID_NL_SPECTATE,   ///< 'Spectate game' button.
+	WID_NL_REFRESH,    ///< 'Refresh server' button.
+	WID_NL_CANCEL,     ///< 'Cancel' button.
 };
 
 /** Widgets of the WC_CLIENT_LIST. */
 enum ClientListWidgets {
-	CLW_PANEL,
+	WID_CL_PANEL, ///< Panel of the window.
 };
 
 /** Widgets of the WC_CLIENT_LIST_POPUP. */
 enum ClientListPopupWidgets {
-	CLPW_PANEL,
+	WID_CLP_PANEL, ///< Panel of the window.
 };
 
-/** Widgets of the WC_NETWORK_STATUS_WINDOW (WC_NETWORK_STATUS_WINDOW is also used in NetworkContentDownloadStatusWindowWidgets). */
+/** Widgets of the WC_NETWORK_STATUS_WINDOW (WC_NETWORK_STATUS_WINDOW is also used in NetworkContentDownloadStatusWidgets). */
 enum NetworkJoinStatusWidgets {
-	NJSW_BACKGROUND, ///< Background
-	NJSW_CANCELOK,   ///< Cancel/OK button
+	WID_NJS_BACKGROUND, ///< Background of the window.
+	WID_NJS_CANCELOK,   ///< Cancel / OK button.
 };
 
 /** Widgets of the WC_COMPANY_PASSWORD_WINDOW. */
-enum NetworkCompanyPasswordWindowWidgets {
-	NCPWW_BACKGROUND,               ///< The background of the interface
-	NCPWW_LABEL,                    ///< Label in front of the password field
-	NCPWW_PASSWORD,                 ///< Input field for the password
-	NCPWW_SAVE_AS_DEFAULT_PASSWORD, ///< Toggle 'button' for saving the current password as default password
-	NCPWW_CANCEL,                   ///< Close the window without changing anything
-	NCPWW_OK,                       ///< Safe the password etc.
+enum NetworkCompanyPasswordWidgets {
+	WID_NCP_BACKGROUND,               ///< Background of the window.
+	WID_NCP_LABEL,                    ///< Label in front of the password field.
+	WID_NCP_PASSWORD,                 ///< Input field for the password.
+	WID_NCP_SAVE_AS_DEFAULT_PASSWORD, ///< Toggle 'button' for saving the current password as default password.
+	WID_NCP_CANCEL,                   ///< Close the window without changing anything.
+	WID_NCP_OK,                       ///< Safe the password etc.
 };
 
-
 #endif /* WIDGETS_NETWORK_WIDGET_H */