(svn r23529) -Codechange: make all widget enum values unique and make them include the files they need to compile

12 files changed, 343 insertions, 331 deletions

diff --git a/src/newgrf_gui.cpp b/src/newgrf_gui.cpp
index ce18a1e61..8d49326a2 100644
--- a/src/newgrf_gui.cpp
+++ b/src/newgrf_gui.cpp
@@ -1918,7 +1918,7 @@ static const NWidgetPart _nested_scan_progress_widgets[] = {
 			NWidget(NWID_VERTICAL), SetPIP(11, 8, 11),
 				NWidget(WWT_LABEL, INVALID_COLOUR), SetDataTip(STR_NEWGRF_SCAN_MESSAGE, STR_NULL), SetFill(1, 0),
 				NWidget(WWT_EMPTY, INVALID_COLOUR, SPWW_PROGRESS_BAR), SetFill(1, 0),
-				NWidget(WWT_EMPTY, INVALID_COLOUR, GPWW_PROGRESS_TEXT), SetFill(1, 0),
+				NWidget(WWT_EMPTY, INVALID_COLOUR, SPWW_PROGRESS_TEXT), SetFill(1, 0),
 			EndContainer(),
 		EndContainer(),
 	EndContainer(),
@@ -1961,7 +1961,7 @@ struct ScanProgressWindow : public Window {
 				break;
 			}
 
-			case GPWW_PROGRESS_TEXT:
+			case SPWW_PROGRESS_TEXT:
 				SetDParam(0, 9999);
 				SetDParam(1, 9999);
 				/* We really don't know the width. We could determine it by scanning the NewGRFs,
@@ -1985,7 +1985,7 @@ struct ScanProgressWindow : public Window {
 				break;
 			}
 
-			case GPWW_PROGRESS_TEXT:
+			case SPWW_PROGRESS_TEXT:
 				SetDParam(0, this->scanned);
 				SetDParam(1, _settings_client.gui.last_newgrf_count);
 				DrawString(r.left, r.right, r.top, STR_NEWGRF_SCAN_STATUS, TC_FROMSTRING, SA_HOR_CENTER);
diff --git a/src/rail_gui.cpp b/src/rail_gui.cpp
index 195202d80..d093ba661 100644
--- a/src/rail_gui.cpp
+++ b/src/rail_gui.cpp
@@ -286,9 +286,9 @@ void CcBuildRailTunnel(const CommandCost &result, TileIndex tile, uint32 p1, uin
 static void ToggleRailButton_Remove(Window *w)
 {
 	DeleteWindowById(WC_SELECT_STATION, 0);
-	w->ToggleWidgetLoweredState(RTW_REMOVE);
-	w->SetWidgetDirty(RTW_REMOVE);
-	_remove_button_clicked = w->IsWidgetLowered(RTW_REMOVE);
+	w->ToggleWidgetLoweredState(RATW_REMOVE);
+	w->SetWidgetDirty(RATW_REMOVE);
+	_remove_button_clicked = w->IsWidgetLowered(RATW_REMOVE);
 	SetSelectionRed(_remove_button_clicked);
 }
 
@@ -299,11 +299,11 @@ static void ToggleRailButton_Remove(Window *w)
  */
 static bool RailToolbar_CtrlChanged(Window *w)
 {
-	if (w->IsWidgetDisabled(RTW_REMOVE)) return false;
+	if (w->IsWidgetDisabled(RATW_REMOVE)) return false;
 
 	/* allow ctrl to switch remove mode only for these widgets */
-	for (uint i = RTW_BUILD_NS; i <= RTW_BUILD_STATION; i++) {
-		if ((i <= RTW_AUTORAIL || i >= RTW_BUILD_WAYPOINT) && w->IsWidgetLowered(i)) {
+	for (uint i = RATW_BUILD_NS; i <= RATW_BUILD_STATION; i++) {
+		if ((i <= RATW_AUTORAIL || i >= RATW_BUILD_WAYPOINT) && w->IsWidgetLowered(i)) {
 			ToggleRailButton_Remove(w);
 			return true;
 		}
@@ -320,12 +320,12 @@ static bool RailToolbar_CtrlChanged(Window *w)
  */
 static void BuildRailClick_Remove(Window *w)
 {
-	if (w->IsWidgetDisabled(RTW_REMOVE)) return;
+	if (w->IsWidgetDisabled(RATW_REMOVE)) return;
 	ToggleRailButton_Remove(w);
 	SndPlayFx(SND_15_BEEP);
 
 	/* handle station builder */
-	if (w->IsWidgetLowered(RTW_BUILD_STATION)) {
+	if (w->IsWidgetLowered(RATW_BUILD_STATION)) {
 		if (_remove_button_clicked) {
 			/* starting drag & drop remove */
 			if (!_settings_client.gui.station_dragdrop) {
@@ -418,7 +418,7 @@ struct BuildRailToolbarWindow : Window {
 	{
 		this->InitNested(desc);
 		this->SetupRailToolbar(railtype);
-		this->DisableWidget(RTW_REMOVE);
+		this->DisableWidget(RATW_REMOVE);
 		this->last_user_action = WIDGET_LIST_END;
 
 		if (_settings_client.gui.link_terraform_toolbar) ShowTerraformToolbar(this);
@@ -439,14 +439,14 @@ struct BuildRailToolbarWindow : Window {
 		const RailtypeInfo *rti = GetRailTypeInfo(railtype);
 
 		assert(railtype < RAILTYPE_END);
-		this->GetWidget<NWidgetCore>(RTW_BUILD_NS)->widget_data     = rti->gui_sprites.build_ns_rail;
-		this->GetWidget<NWidgetCore>(RTW_BUILD_X)->widget_data      = rti->gui_sprites.build_x_rail;
-		this->GetWidget<NWidgetCore>(RTW_BUILD_EW)->widget_data     = rti->gui_sprites.build_ew_rail;
-		this->GetWidget<NWidgetCore>(RTW_BUILD_Y)->widget_data      = rti->gui_sprites.build_y_rail;
-		this->GetWidget<NWidgetCore>(RTW_AUTORAIL)->widget_data     = rti->gui_sprites.auto_rail;
-		this->GetWidget<NWidgetCore>(RTW_BUILD_DEPOT)->widget_data  = rti->gui_sprites.build_depot;
-		this->GetWidget<NWidgetCore>(RTW_CONVERT_RAIL)->widget_data = rti->gui_sprites.convert_rail;
-		this->GetWidget<NWidgetCore>(RTW_BUILD_TUNNEL)->widget_data = rti->gui_sprites.build_tunnel;
+		this->GetWidget<NWidgetCore>(RATW_BUILD_NS)->widget_data     = rti->gui_sprites.build_ns_rail;
+		this->GetWidget<NWidgetCore>(RATW_BUILD_X)->widget_data      = rti->gui_sprites.build_x_rail;
+		this->GetWidget<NWidgetCore>(RATW_BUILD_EW)->widget_data     = rti->gui_sprites.build_ew_rail;
+		this->GetWidget<NWidgetCore>(RATW_BUILD_Y)->widget_data      = rti->gui_sprites.build_y_rail;
+		this->GetWidget<NWidgetCore>(RATW_AUTORAIL)->widget_data     = rti->gui_sprites.auto_rail;
+		this->GetWidget<NWidgetCore>(RATW_BUILD_DEPOT)->widget_data  = rti->gui_sprites.build_depot;
+		this->GetWidget<NWidgetCore>(RATW_CONVERT_RAIL)->widget_data = rti->gui_sprites.convert_rail;
+		this->GetWidget<NWidgetCore>(RATW_BUILD_TUNNEL)->widget_data = rti->gui_sprites.build_tunnel;
 	}
 
 	/**
@@ -462,36 +462,36 @@ struct BuildRailToolbarWindow : Window {
 	void UpdateRemoveWidgetStatus(int clicked_widget)
 	{
 		switch (clicked_widget) {
-			case RTW_REMOVE:
+			case RATW_REMOVE:
 				/* If it is the removal button that has been clicked, do nothing,
 				 * as it is up to the other buttons to drive removal status */
 				return;
 
-			case RTW_BUILD_NS:
-			case RTW_BUILD_X:
-			case RTW_BUILD_EW:
-			case RTW_BUILD_Y:
-			case RTW_AUTORAIL:
-			case RTW_BUILD_WAYPOINT:
-			case RTW_BUILD_STATION:
-			case RTW_BUILD_SIGNALS:
+			case RATW_BUILD_NS:
+			case RATW_BUILD_X:
+			case RATW_BUILD_EW:
+			case RATW_BUILD_Y:
+			case RATW_AUTORAIL:
+			case RATW_BUILD_WAYPOINT:
+			case RATW_BUILD_STATION:
+			case RATW_BUILD_SIGNALS:
 				/* Removal button is enabled only if the rail/signal/waypoint/station
 				 * button is still lowered.  Once raised, it has to be disabled */
-				this->SetWidgetDisabledState(RTW_REMOVE, !this->IsWidgetLowered(clicked_widget));
+				this->SetWidgetDisabledState(RATW_REMOVE, !this->IsWidgetLowered(clicked_widget));
 				break;
 
 			default:
 				/* When any other buttons than rail/signal/waypoint/station, raise and
 				 * disable the removal button */
-				this->DisableWidget(RTW_REMOVE);
-				this->RaiseWidget(RTW_REMOVE);
+				this->DisableWidget(RATW_REMOVE);
+				this->RaiseWidget(RATW_REMOVE);
 				break;
 		}
 	}
 
 	virtual void SetStringParameters(int widget) const
 	{
-		if (widget == RTW_CAPTION) {
+		if (widget == RATW_CAPTION) {
 			const RailtypeInfo *rti = GetRailTypeInfo(this->railtype);
 			if (rti->max_speed > 0) {
 				SetDParam(0, STR_TOOLBAR_RAILTYPE_VELOCITY);
@@ -505,87 +505,87 @@ struct BuildRailToolbarWindow : Window {
 
 	virtual void OnClick(Point pt, int widget, int click_count)
 	{
-		if (widget < RTW_BUILD_NS) return;
+		if (widget < RATW_BUILD_NS) return;
 
 		_remove_button_clicked = false;
 		switch (widget) {
-			case RTW_BUILD_NS:
-				HandlePlacePushButton(this, RTW_BUILD_NS, GetRailTypeInfo(_cur_railtype)->cursor.rail_ns, HT_LINE | HT_DIR_VL);
+			case RATW_BUILD_NS:
+				HandlePlacePushButton(this, RATW_BUILD_NS, GetRailTypeInfo(_cur_railtype)->cursor.rail_ns, HT_LINE | HT_DIR_VL);
 				this->last_user_action = widget;
 				break;
 
-			case RTW_BUILD_X:
-				HandlePlacePushButton(this, RTW_BUILD_X, GetRailTypeInfo(_cur_railtype)->cursor.rail_swne, HT_LINE | HT_DIR_X);
+			case RATW_BUILD_X:
+				HandlePlacePushButton(this, RATW_BUILD_X, GetRailTypeInfo(_cur_railtype)->cursor.rail_swne, HT_LINE | HT_DIR_X);
 				this->last_user_action = widget;
 				break;
 
-			case RTW_BUILD_EW:
-				HandlePlacePushButton(this, RTW_BUILD_EW, GetRailTypeInfo(_cur_railtype)->cursor.rail_ew, HT_LINE | HT_DIR_HL);
+			case RATW_BUILD_EW:
+				HandlePlacePushButton(this, RATW_BUILD_EW, GetRailTypeInfo(_cur_railtype)->cursor.rail_ew, HT_LINE | HT_DIR_HL);
 				this->last_user_action = widget;
 				break;
 
-			case RTW_BUILD_Y:
-				HandlePlacePushButton(this, RTW_BUILD_Y, GetRailTypeInfo(_cur_railtype)->cursor.rail_nwse, HT_LINE | HT_DIR_Y);
+			case RATW_BUILD_Y:
+				HandlePlacePushButton(this, RATW_BUILD_Y, GetRailTypeInfo(_cur_railtype)->cursor.rail_nwse, HT_LINE | HT_DIR_Y);
 				this->last_user_action = widget;
 				break;
 
-			case RTW_AUTORAIL:
-				HandlePlacePushButton(this, RTW_AUTORAIL, GetRailTypeInfo(_cur_railtype)->cursor.autorail, HT_RAIL);
+			case RATW_AUTORAIL:
+				HandlePlacePushButton(this, RATW_AUTORAIL, GetRailTypeInfo(_cur_railtype)->cursor.autorail, HT_RAIL);
 				this->last_user_action = widget;
 				break;
 
-			case RTW_DEMOLISH:
-				HandlePlacePushButton(this, RTW_DEMOLISH, ANIMCURSOR_DEMOLISH, HT_RECT | HT_DIAGONAL);
+			case RATW_DEMOLISH:
+				HandlePlacePushButton(this, RATW_DEMOLISH, ANIMCURSOR_DEMOLISH, HT_RECT | HT_DIAGONAL);
 				this->last_user_action = widget;
 				break;
 
-			case RTW_BUILD_DEPOT:
-				if (HandlePlacePushButton(this, RTW_BUILD_DEPOT, GetRailTypeInfo(_cur_railtype)->cursor.depot, HT_RECT)) {
+			case RATW_BUILD_DEPOT:
+				if (HandlePlacePushButton(this, RATW_BUILD_DEPOT, GetRailTypeInfo(_cur_railtype)->cursor.depot, HT_RECT)) {
 					ShowBuildTrainDepotPicker(this);
 					this->last_user_action = widget;
 				}
 				break;
 
-			case RTW_BUILD_WAYPOINT:
+			case RATW_BUILD_WAYPOINT:
 				this->last_user_action = widget;
 				_waypoint_count = StationClass::GetCount(STAT_CLASS_WAYP);
-				if (HandlePlacePushButton(this, RTW_BUILD_WAYPOINT, SPR_CURSOR_WAYPOINT, HT_RECT) && _waypoint_count > 1) {
+				if (HandlePlacePushButton(this, RATW_BUILD_WAYPOINT, SPR_CURSOR_WAYPOINT, HT_RECT) && _waypoint_count > 1) {
 					ShowBuildWaypointPicker(this);
 				}
 				break;
 
-			case RTW_BUILD_STATION:
-				if (HandlePlacePushButton(this, RTW_BUILD_STATION, SPR_CURSOR_RAIL_STATION, HT_RECT)) {
+			case RATW_BUILD_STATION:
+				if (HandlePlacePushButton(this, RATW_BUILD_STATION, SPR_CURSOR_RAIL_STATION, HT_RECT)) {
 					ShowStationBuilder(this);
 					this->last_user_action = widget;
 				}
 				break;
 
-			case RTW_BUILD_SIGNALS: {
+			case RATW_BUILD_SIGNALS: {
 				this->last_user_action = widget;
-				bool started = HandlePlacePushButton(this, RTW_BUILD_SIGNALS, ANIMCURSOR_BUILDSIGNALS, HT_RECT);
+				bool started = HandlePlacePushButton(this, RATW_BUILD_SIGNALS, ANIMCURSOR_BUILDSIGNALS, HT_RECT);
 				if (started && _settings_client.gui.enable_signal_gui != _ctrl_pressed) {
 					ShowSignalBuilder(this);
 				}
 				break;
 			}
 
-			case RTW_BUILD_BRIDGE:
-				HandlePlacePushButton(this, RTW_BUILD_BRIDGE, SPR_CURSOR_BRIDGE, HT_RECT);
+			case RATW_BUILD_BRIDGE:
+				HandlePlacePushButton(this, RATW_BUILD_BRIDGE, SPR_CURSOR_BRIDGE, HT_RECT);
 				this->last_user_action = widget;
 				break;
 
-			case RTW_BUILD_TUNNEL:
-				HandlePlacePushButton(this, RTW_BUILD_TUNNEL, GetRailTypeInfo(_cur_railtype)->cursor.tunnel, HT_SPECIAL);
+			case RATW_BUILD_TUNNEL:
+				HandlePlacePushButton(this, RATW_BUILD_TUNNEL, GetRailTypeInfo(_cur_railtype)->cursor.tunnel, HT_SPECIAL);
 				this->last_user_action = widget;
 				break;
 
-			case RTW_REMOVE:
+			case RATW_REMOVE:
 				BuildRailClick_Remove(this);
 				break;
 
-			case RTW_CONVERT_RAIL:
-				HandlePlacePushButton(this, RTW_CONVERT_RAIL, GetRailTypeInfo(_cur_railtype)->cursor.convert, HT_RECT | HT_DIAGONAL);
+			case RATW_CONVERT_RAIL:
+				HandlePlacePushButton(this, RATW_CONVERT_RAIL, GetRailTypeInfo(_cur_railtype)->cursor.convert, HT_RECT | HT_DIAGONAL);
 				this->last_user_action = widget;
 				break;
 
@@ -607,57 +607,57 @@ struct BuildRailToolbarWindow : Window {
 	virtual void OnPlaceObject(Point pt, TileIndex tile)
 	{
 		switch (this->last_user_action) {
-			case RTW_BUILD_NS:
+			case RATW_BUILD_NS:
 				VpStartPlaceSizing(tile, VPM_FIX_VERTICAL | VPM_RAILDIRS, DDSP_PLACE_RAIL);
 				break;
 
-			case RTW_BUILD_X:
+			case RATW_BUILD_X:
 				VpStartPlaceSizing(tile, VPM_FIX_Y | VPM_RAILDIRS, DDSP_PLACE_RAIL);
 				break;
 
-			case RTW_BUILD_EW:
+			case RATW_BUILD_EW:
 				VpStartPlaceSizing(tile, VPM_FIX_HORIZONTAL | VPM_RAILDIRS, DDSP_PLACE_RAIL);
 				break;
 
-			case RTW_BUILD_Y:
+			case RATW_BUILD_Y:
 				VpStartPlaceSizing(tile, VPM_FIX_X | VPM_RAILDIRS, DDSP_PLACE_RAIL);
 				break;
 
-			case RTW_AUTORAIL:
+			case RATW_AUTORAIL:
 				VpStartPlaceSizing(tile, VPM_RAILDIRS, DDSP_PLACE_RAIL);
 				break;
 
-			case RTW_DEMOLISH:
+			case RATW_DEMOLISH:
 				PlaceProc_DemolishArea(tile);
 				break;
 
-			case RTW_BUILD_DEPOT:
+			case RATW_BUILD_DEPOT:
 				DoCommandP(tile, _cur_railtype, _build_depot_direction,
 						CMD_BUILD_TRAIN_DEPOT | CMD_MSG(STR_ERROR_CAN_T_BUILD_TRAIN_DEPOT),
 						CcRailDepot);
 				break;
 
-			case RTW_BUILD_WAYPOINT:
+			case RATW_BUILD_WAYPOINT:
 				PlaceRail_Waypoint(tile);
 				break;
 
-			case RTW_BUILD_STATION:
+			case RATW_BUILD_STATION:
 				PlaceRail_Station(tile);
 				break;
 
-			case RTW_BUILD_SIGNALS:
+			case RATW_BUILD_SIGNALS:
 				VpStartPlaceSizing(tile, VPM_SIGNALDIRS, DDSP_BUILD_SIGNALS);
 				break;
 
-			case RTW_BUILD_BRIDGE:
+			case RATW_BUILD_BRIDGE:
 				PlaceRail_Bridge(tile, this);
 				break;
 
-			case RTW_BUILD_TUNNEL:
+			case RATW_BUILD_TUNNEL:
 				DoCommandP(tile, _cur_railtype | (TRANSPORT_RAIL << 8), 0, CMD_BUILD_TUNNEL | CMD_MSG(STR_ERROR_CAN_T_BUILD_TUNNEL_HERE), CcBuildRailTunnel);
 				break;
 
-			case RTW_CONVERT_RAIL:
+			case RATW_CONVERT_RAIL:
 				VpStartPlaceSizing(tile, VPM_X_AND_Y, DDSP_CONVERT_RAIL);
 				break;
 
@@ -668,7 +668,7 @@ struct BuildRailToolbarWindow : Window {
 	virtual void OnPlaceDrag(ViewportPlaceMethod select_method, ViewportDragDropSelectionProcess select_proc, Point pt)
 	{
 		/* no dragging if you have pressed the convert button */
-		if (FindWindowById(WC_BUILD_SIGNAL, 0) != NULL && _convert_signal_button && this->IsWidgetLowered(RTW_BUILD_SIGNALS)) return;
+		if (FindWindowById(WC_BUILD_SIGNAL, 0) != NULL && _convert_signal_button && this->IsWidgetLowered(RATW_BUILD_SIGNALS)) return;
 
 		VpSelectTilesWithMethod(pt.x, pt.y, select_method);
 	}
@@ -701,7 +701,7 @@ struct BuildRailToolbarWindow : Window {
 
 				case DDSP_REMOVE_STATION:
 				case DDSP_BUILD_STATION:
-					if (this->IsWidgetLowered(RTW_BUILD_STATION)) {
+					if (this->IsWidgetLowered(RATW_BUILD_STATION)) {
 						/* Station */
 						if (_remove_button_clicked) {
 							DoCommandP(end_tile, start_tile, _ctrl_pressed ? 0 : 1, CMD_REMOVE_FROM_RAIL_STATION | CMD_MSG(STR_ERROR_CAN_T_REMOVE_PART_OF_STATION), CcPlaySound1E);
@@ -729,8 +729,8 @@ struct BuildRailToolbarWindow : Window {
 	virtual void OnPlaceObjectAbort()
 	{
 		this->RaiseButtons();
-		this->DisableWidget(RTW_REMOVE);
-		this->SetWidgetDirty(RTW_REMOVE);
+		this->DisableWidget(RATW_REMOVE);
+		this->SetWidgetDirty(RATW_REMOVE);
 
 		DeleteWindowById(WC_BUILD_SIGNAL, TRANSPORT_RAIL);
 		DeleteWindowById(WC_BUILD_STATION, TRANSPORT_RAIL);
@@ -748,7 +748,7 @@ struct BuildRailToolbarWindow : Window {
 	virtual EventState OnCTRLStateChange()
 	{
 		/* do not toggle Remove button by Ctrl when placing station */
-		if (!this->IsWidgetLowered(RTW_BUILD_STATION) && !this->IsWidgetLowered(RTW_BUILD_WAYPOINT) && RailToolbar_CtrlChanged(this)) return ES_HANDLED;
+		if (!this->IsWidgetLowered(RATW_BUILD_STATION) && !this->IsWidgetLowered(RATW_BUILD_WAYPOINT) && RailToolbar_CtrlChanged(this)) return ES_HANDLED;
 		return ES_NOT_HANDLED;
 	}
 
@@ -758,20 +758,20 @@ struct BuildRailToolbarWindow : Window {
 const uint16 _railtoolbar_autorail_keys[] = {'5', 'A' | WKC_GLOBAL_HOTKEY, 0};
 
 Hotkey<BuildRailToolbarWindow> BuildRailToolbarWindow::railtoolbar_hotkeys[] = {
-	Hotkey<BuildRailToolbarWindow>('1', "build_ns", RTW_BUILD_NS),
-	Hotkey<BuildRailToolbarWindow>('2', "build_x", RTW_BUILD_X),
-	Hotkey<BuildRailToolbarWindow>('3', "build_ew", RTW_BUILD_EW),
-	Hotkey<BuildRailToolbarWindow>('4', "build_y", RTW_BUILD_Y),
-	Hotkey<BuildRailToolbarWindow>(_railtoolbar_autorail_keys, "autorail", RTW_AUTORAIL),
-	Hotkey<BuildRailToolbarWindow>('6', "demolish", RTW_DEMOLISH),
-	Hotkey<BuildRailToolbarWindow>('7', "depot", RTW_BUILD_DEPOT),
-	Hotkey<BuildRailToolbarWindow>('8', "waypoint", RTW_BUILD_WAYPOINT),
-	Hotkey<BuildRailToolbarWindow>('9', "station", RTW_BUILD_STATION),
-	Hotkey<BuildRailToolbarWindow>('S', "signal", RTW_BUILD_SIGNALS),
-	Hotkey<BuildRailToolbarWindow>('B', "bridge", RTW_BUILD_BRIDGE),
-	Hotkey<BuildRailToolbarWindow>('T', "tunnel", RTW_BUILD_TUNNEL),
-	Hotkey<BuildRailToolbarWindow>('R', "remove", RTW_REMOVE),
-	Hotkey<BuildRailToolbarWindow>('C', "convert", RTW_CONVERT_RAIL),
+	Hotkey<BuildRailToolbarWindow>('1', "build_ns", RATW_BUILD_NS),
+	Hotkey<BuildRailToolbarWindow>('2', "build_x", RATW_BUILD_X),
+	Hotkey<BuildRailToolbarWindow>('3', "build_ew", RATW_BUILD_EW),
+	Hotkey<BuildRailToolbarWindow>('4', "build_y", RATW_BUILD_Y),
+	Hotkey<BuildRailToolbarWindow>(_railtoolbar_autorail_keys, "autorail", RATW_AUTORAIL),
+	Hotkey<BuildRailToolbarWindow>('6', "demolish", RATW_DEMOLISH),
+	Hotkey<BuildRailToolbarWindow>('7', "depot", RATW_BUILD_DEPOT),
+	Hotkey<BuildRailToolbarWindow>('8', "waypoint", RATW_BUILD_WAYPOINT),
+	Hotkey<BuildRailToolbarWindow>('9', "station", RATW_BUILD_STATION),
+	Hotkey<BuildRailToolbarWindow>('S', "signal", RATW_BUILD_SIGNALS),
+	Hotkey<BuildRailToolbarWindow>('B', "bridge", RATW_BUILD_BRIDGE),
+	Hotkey<BuildRailToolbarWindow>('T', "tunnel", RATW_BUILD_TUNNEL),
+	Hotkey<BuildRailToolbarWindow>('R', "remove", RATW_REMOVE),
+	Hotkey<BuildRailToolbarWindow>('C', "convert", RATW_CONVERT_RAIL),
 	HOTKEY_LIST_END(BuildRailToolbarWindow)
 };
 Hotkey<BuildRailToolbarWindow> *_railtoolbar_hotkeys = BuildRailToolbarWindow::railtoolbar_hotkeys;
@@ -779,40 +779,40 @@ Hotkey<BuildRailToolbarWindow> *_railtoolbar_hotkeys = BuildRailToolbarWindow::r
 static const NWidgetPart _nested_build_rail_widgets[] = {
 	NWidget(NWID_HORIZONTAL),
 		NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
-		NWidget(WWT_CAPTION, COLOUR_DARK_GREEN, RTW_CAPTION), SetDataTip(STR_WHITE_STRING, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
+		NWidget(WWT_CAPTION, COLOUR_DARK_GREEN, RATW_CAPTION), SetDataTip(STR_WHITE_STRING, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 		NWidget(WWT_STICKYBOX, COLOUR_DARK_GREEN),
 	EndContainer(),
 	NWidget(NWID_HORIZONTAL),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_NS),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RATW_BUILD_NS),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_RAIL_NS, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_RAILROAD_TRACK),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_X),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RATW_BUILD_X),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_RAIL_NE, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_RAILROAD_TRACK),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_EW),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RATW_BUILD_EW),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_RAIL_EW, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_RAILROAD_TRACK),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_Y),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RATW_BUILD_Y),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_RAIL_NW, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_RAILROAD_TRACK),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_AUTORAIL),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RATW_AUTORAIL),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_AUTORAIL, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_AUTORAIL),
 
 		NWidget(WWT_PANEL, COLOUR_DARK_GREEN), SetMinimalSize(4, 22), SetDataTip(0x0, STR_NULL), EndContainer(),
 
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_DEMOLISH),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RATW_DEMOLISH),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_DYNAMITE, STR_TOOLTIP_DEMOLISH_BUILDINGS_ETC),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_DEPOT),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RATW_BUILD_DEPOT),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_DEPOT_RAIL, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_TRAIN_DEPOT_FOR_BUILDING),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_WAYPOINT),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RATW_BUILD_WAYPOINT),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_WAYPOINT, STR_RAIL_TOOLBAR_TOOLTIP_CONVERT_RAIL_TO_WAYPOINT),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_STATION),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RATW_BUILD_STATION),
 						SetFill(0, 1), SetMinimalSize(42, 22), SetDataTip(SPR_IMG_RAIL_STATION, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_RAILROAD_STATION),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_SIGNALS),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RATW_BUILD_SIGNALS),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_RAIL_SIGNALS, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_RAILROAD_SIGNALS),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_BRIDGE),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RATW_BUILD_BRIDGE),
 						SetFill(0, 1), SetMinimalSize(42, 22), SetDataTip(SPR_IMG_BRIDGE, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_RAILROAD_BRIDGE),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_TUNNEL),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RATW_BUILD_TUNNEL),
 						SetFill(0, 1), SetMinimalSize(20, 22), SetDataTip(SPR_IMG_TUNNEL_RAIL, STR_RAIL_TOOLBAR_TOOLTIP_BUILD_RAILROAD_TUNNEL),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_REMOVE),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RATW_REMOVE),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_REMOVE, STR_RAIL_TOOLBAR_TOOLTIP_TOGGLE_BUILD_REMOVE_FOR),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_CONVERT_RAIL),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RATW_CONVERT_RAIL),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_CONVERT_RAIL, STR_RAIL_TOOLBAR_TOOLTIP_CONVERT_RAIL),
 	EndContainer(),
 };
@@ -1624,26 +1624,26 @@ struct BuildRailDepotWindow : public PickerWindowBase {
 	BuildRailDepotWindow(const WindowDesc *desc, Window *parent) : PickerWindowBase(parent)
 	{
 		this->InitNested(desc, TRANSPORT_RAIL);
-		this->LowerWidget(_build_depot_direction + BRDW_DEPOT_NE);
+		this->LowerWidget(_build_depot_direction + BRADW_DEPOT_NE);
 	}
 
 	virtual void DrawWidget(const Rect &r, int widget) const
 	{
-		if (!IsInsideMM(widget, BRDW_DEPOT_NE, BRDW_DEPOT_NW + 1)) return;
+		if (!IsInsideMM(widget, BRADW_DEPOT_NE, BRADW_DEPOT_NW + 1)) return;
 
-		DrawTrainDepotSprite(r.left - 1, r.top, widget - BRDW_DEPOT_NE + DIAGDIR_NE, _cur_railtype);
+		DrawTrainDepotSprite(r.left - 1, r.top, widget - BRADW_DEPOT_NE + DIAGDIR_NE, _cur_railtype);
 	}
 
 	virtual void OnClick(Point pt, int widget, int click_count)
 	{
 		switch (widget) {
-			case BRDW_DEPOT_NE:
-			case BRDW_DEPOT_SE:
-			case BRDW_DEPOT_SW:
-			case BRDW_DEPOT_NW:
-				this->RaiseWidget(_build_depot_direction + BRDW_DEPOT_NE);
-				_build_depot_direction = (DiagDirection)(widget - BRDW_DEPOT_NE);
-				this->LowerWidget(_build_depot_direction + BRDW_DEPOT_NE);
+			case BRADW_DEPOT_NE:
+			case BRADW_DEPOT_SE:
+			case BRADW_DEPOT_SW:
+			case BRADW_DEPOT_NW:
+				this->RaiseWidget(_build_depot_direction + BRADW_DEPOT_NE);
+				_build_depot_direction = (DiagDirection)(widget - BRADW_DEPOT_NE);
+				this->LowerWidget(_build_depot_direction + BRADW_DEPOT_NE);
 				SndPlayFx(SND_15_BEEP);
 				this->SetDirty();
 				break;
@@ -1662,18 +1662,18 @@ static const NWidgetPart _nested_build_depot_widgets[] = {
 		NWidget(NWID_HORIZONTAL_LTR),
 			NWidget(NWID_SPACER), SetMinimalSize(3, 0), SetFill(1, 0),
 			NWidget(NWID_VERTICAL),
-				NWidget(WWT_PANEL, COLOUR_GREY, BRDW_DEPOT_NW), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_TRAIN_ORIENTATION_TOOLTIP),
+				NWidget(WWT_PANEL, COLOUR_GREY, BRADW_DEPOT_NW), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_TRAIN_ORIENTATION_TOOLTIP),
 				EndContainer(),
 				NWidget(NWID_SPACER), SetMinimalSize(0, 2),
-				NWidget(WWT_PANEL, COLOUR_GREY, BRDW_DEPOT_SW), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_TRAIN_ORIENTATION_TOOLTIP),
+				NWidget(WWT_PANEL, COLOUR_GREY, BRADW_DEPOT_SW), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_TRAIN_ORIENTATION_TOOLTIP),
 				EndContainer(),
 			EndContainer(),
 			NWidget(NWID_SPACER), SetMinimalSize(2, 0),
 			NWidget(NWID_VERTICAL),
-				NWidget(WWT_PANEL, COLOUR_GREY, BRDW_DEPOT_NE), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_TRAIN_ORIENTATION_TOOLTIP),
+				NWidget(WWT_PANEL, COLOUR_GREY, BRADW_DEPOT_NE), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_TRAIN_ORIENTATION_TOOLTIP),
 				EndContainer(),
 				NWidget(NWID_SPACER), SetMinimalSize(0, 2),
-				NWidget(WWT_PANEL, COLOUR_GREY, BRDW_DEPOT_SE), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_TRAIN_ORIENTATION_TOOLTIP),
+				NWidget(WWT_PANEL, COLOUR_GREY, BRADW_DEPOT_SE), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_TRAIN_ORIENTATION_TOOLTIP),
 				EndContainer(),
 			EndContainer(),
 			NWidget(NWID_SPACER), SetMinimalSize(3, 0), SetFill(1, 0),
diff --git a/src/road_gui.cpp b/src/road_gui.cpp
index 6c67762b6..573261a32 100644
--- a/src/road_gui.cpp
+++ b/src/road_gui.cpp
@@ -278,9 +278,9 @@ typedef void OnButtonClick(Window *w);
  */
 static void ToggleRoadButton_Remove(Window *w)
 {
-	w->ToggleWidgetLoweredState(RTW_REMOVE);
-	w->SetWidgetDirty(RTW_REMOVE);
-	_remove_button_clicked = w->IsWidgetLowered(RTW_REMOVE);
+	w->ToggleWidgetLoweredState(ROTW_REMOVE);
+	w->SetWidgetDirty(ROTW_REMOVE);
+	_remove_button_clicked = w->IsWidgetLowered(ROTW_REMOVE);
 	SetSelectionRed(_remove_button_clicked);
 }
 
@@ -291,10 +291,10 @@ static void ToggleRoadButton_Remove(Window *w)
  */
 static bool RoadToolbar_CtrlChanged(Window *w)
 {
-	if (w->IsWidgetDisabled(RTW_REMOVE)) return false;
+	if (w->IsWidgetDisabled(ROTW_REMOVE)) return false;
 
 	/* allow ctrl to switch remove mode only for these widgets */
-	for (uint i = RTW_ROAD_X; i <= RTW_AUTOROAD; i++) {
+	for (uint i = ROTW_ROAD_X; i <= ROTW_AUTOROAD; i++) {
 		if (w->IsWidgetLowered(i)) {
 			ToggleRoadButton_Remove(w);
 			return true;
@@ -312,8 +312,8 @@ struct BuildRoadToolbarWindow : Window {
 	{
 		this->InitNested(desc, window_number);
 		this->SetWidgetsDisabledState(true,
-				RTW_REMOVE,
-				RTW_ONE_WAY,
+				ROTW_REMOVE,
+				ROTW_ONE_WAY,
 				WIDGET_LIST_END);
 
 		this->OnInvalidateData();
@@ -336,9 +336,9 @@ struct BuildRoadToolbarWindow : Window {
 	{
 		if (!gui_scope) return;
 		this->SetWidgetsDisabledState(!CanBuildVehicleInfrastructure(VEH_ROAD),
-				RTW_DEPOT,
-				RTW_BUS_STATION,
-				RTW_TRUCK_STATION,
+				ROTW_DEPOT,
+				ROTW_BUS_STATION,
+				ROTW_TRUCK_STATION,
 				WIDGET_LIST_END);
 	}
 
@@ -353,28 +353,28 @@ struct BuildRoadToolbarWindow : Window {
 		 * by the other buttons so they don't act on themselfs.
 		 * Both are only valid if they are able to apply as options. */
 		switch (clicked_widget) {
-			case RTW_REMOVE:
-				this->RaiseWidget(RTW_ONE_WAY);
-				this->SetWidgetDirty(RTW_ONE_WAY);
+			case ROTW_REMOVE:
+				this->RaiseWidget(ROTW_ONE_WAY);
+				this->SetWidgetDirty(ROTW_ONE_WAY);
 				break;
 
-			case RTW_ONE_WAY:
-				this->RaiseWidget(RTW_REMOVE);
-				this->SetWidgetDirty(RTW_REMOVE);
+			case ROTW_ONE_WAY:
+				this->RaiseWidget(ROTW_REMOVE);
+				this->SetWidgetDirty(ROTW_REMOVE);
 				break;
 
-			case RTW_BUS_STATION:
-			case RTW_TRUCK_STATION:
-				this->DisableWidget(RTW_ONE_WAY);
-				this->SetWidgetDisabledState(RTW_REMOVE, !this->IsWidgetLowered(clicked_widget));
+			case ROTW_BUS_STATION:
+			case ROTW_TRUCK_STATION:
+				this->DisableWidget(ROTW_ONE_WAY);
+				this->SetWidgetDisabledState(ROTW_REMOVE, !this->IsWidgetLowered(clicked_widget));
 				break;
 
-			case RTW_ROAD_X:
-			case RTW_ROAD_Y:
-			case RTW_AUTOROAD:
+			case ROTW_ROAD_X:
+			case ROTW_ROAD_Y:
+			case ROTW_AUTOROAD:
 				this->SetWidgetsDisabledState(!this->IsWidgetLowered(clicked_widget),
-						RTW_REMOVE,
-						RTW_ONE_WAY,
+						ROTW_REMOVE,
+						ROTW_ONE_WAY,
 						WIDGET_LIST_END);
 				break;
 
@@ -382,12 +382,12 @@ struct BuildRoadToolbarWindow : Window {
 				/* When any other buttons than road/station, raise and
 				 * disable the removal button */
 				this->SetWidgetsDisabledState(true,
-						RTW_REMOVE,
-						RTW_ONE_WAY,
+						ROTW_REMOVE,
+						ROTW_ONE_WAY,
 						WIDGET_LIST_END);
 				this->SetWidgetsLoweredState(false,
-						RTW_REMOVE,
-						RTW_ONE_WAY,
+						ROTW_REMOVE,
+						ROTW_ONE_WAY,
 						WIDGET_LIST_END);
 				break;
 		}
@@ -398,69 +398,69 @@ struct BuildRoadToolbarWindow : Window {
 		_remove_button_clicked = false;
 		_one_way_button_clicked = false;
 		switch (widget) {
-			case RTW_ROAD_X:
-				HandlePlacePushButton(this, RTW_ROAD_X, _road_type_infos[_cur_roadtype].cursor_nwse, HT_RECT);
+			case ROTW_ROAD_X:
+				HandlePlacePushButton(this, ROTW_ROAD_X, _road_type_infos[_cur_roadtype].cursor_nwse, HT_RECT);
 				this->last_started_action = widget;
 				break;
 
-			case RTW_ROAD_Y:
-				HandlePlacePushButton(this, RTW_ROAD_Y, _road_type_infos[_cur_roadtype].cursor_nesw, HT_RECT);
+			case ROTW_ROAD_Y:
+				HandlePlacePushButton(this, ROTW_ROAD_Y, _road_type_infos[_cur_roadtype].cursor_nesw, HT_RECT);
 				this->last_started_action = widget;
 				break;
 
-			case RTW_AUTOROAD:
-				HandlePlacePushButton(this, RTW_AUTOROAD, _road_type_infos[_cur_roadtype].cursor_autoroad, HT_RECT);
+			case ROTW_AUTOROAD:
+				HandlePlacePushButton(this, ROTW_AUTOROAD, _road_type_infos[_cur_roadtype].cursor_autoroad, HT_RECT);
 				this->last_started_action = widget;
 				break;
 
-			case RTW_DEMOLISH:
-				HandlePlacePushButton(this, RTW_DEMOLISH, ANIMCURSOR_DEMOLISH, HT_RECT | HT_DIAGONAL);
+			case ROTW_DEMOLISH:
+				HandlePlacePushButton(this, ROTW_DEMOLISH, ANIMCURSOR_DEMOLISH, HT_RECT | HT_DIAGONAL);
 				this->last_started_action = widget;
 				break;
 
-			case RTW_DEPOT:
+			case ROTW_DEPOT:
 				if (_game_mode == GM_EDITOR || !CanBuildVehicleInfrastructure(VEH_ROAD)) return;
-				if (HandlePlacePushButton(this, RTW_DEPOT, SPR_CURSOR_ROAD_DEPOT, HT_RECT)) {
+				if (HandlePlacePushButton(this, ROTW_DEPOT, SPR_CURSOR_ROAD_DEPOT, HT_RECT)) {
 					ShowRoadDepotPicker(this);
 					this->last_started_action = widget;
 				}
 				break;
 
-			case RTW_BUS_STATION:
+			case ROTW_BUS_STATION:
 				if (_game_mode == GM_EDITOR || !CanBuildVehicleInfrastructure(VEH_ROAD)) return;
-				if (HandlePlacePushButton(this, RTW_BUS_STATION, SPR_CURSOR_BUS_STATION, HT_RECT)) {
+				if (HandlePlacePushButton(this, ROTW_BUS_STATION, SPR_CURSOR_BUS_STATION, HT_RECT)) {
 					ShowRVStationPicker(this, ROADSTOP_BUS);
 					this->last_started_action = widget;
 				}
 				break;
 
-			case RTW_TRUCK_STATION:
+			case ROTW_TRUCK_STATION:
 				if (_game_mode == GM_EDITOR || !CanBuildVehicleInfrastructure(VEH_ROAD)) return;
-				if (HandlePlacePushButton(this, RTW_TRUCK_STATION, SPR_CURSOR_TRUCK_STATION, HT_RECT)) {
+				if (HandlePlacePushButton(this, ROTW_TRUCK_STATION, SPR_CURSOR_TRUCK_STATION, HT_RECT)) {
 					ShowRVStationPicker(this, ROADSTOP_TRUCK);
 					this->last_started_action = widget;
 				}
 				break;
 
-			case RTW_ONE_WAY:
-				if (this->IsWidgetDisabled(RTW_ONE_WAY)) return;
+			case ROTW_ONE_WAY:
+				if (this->IsWidgetDisabled(ROTW_ONE_WAY)) return;
 				this->SetDirty();
-				this->ToggleWidgetLoweredState(RTW_ONE_WAY);
+				this->ToggleWidgetLoweredState(ROTW_ONE_WAY);
 				SetSelectionRed(false);
 				break;
 
-			case RTW_BUILD_BRIDGE:
-				HandlePlacePushButton(this, RTW_BUILD_BRIDGE, SPR_CURSOR_BRIDGE, HT_RECT);
+			case ROTW_BUILD_BRIDGE:
+				HandlePlacePushButton(this, ROTW_BUILD_BRIDGE, SPR_CURSOR_BRIDGE, HT_RECT);
 				this->last_started_action = widget;
 				break;
 
-			case RTW_BUILD_TUNNEL:
-				HandlePlacePushButton(this, RTW_BUILD_TUNNEL, SPR_CURSOR_ROAD_TUNNEL, HT_SPECIAL);
+			case ROTW_BUILD_TUNNEL:
+				HandlePlacePushButton(this, ROTW_BUILD_TUNNEL, SPR_CURSOR_ROAD_TUNNEL, HT_SPECIAL);
 				this->last_started_action = widget;
 				break;
 
-			case RTW_REMOVE:
-				if (this->IsWidgetDisabled(RTW_REMOVE)) return;
+			case ROTW_REMOVE:
+				if (this->IsWidgetDisabled(ROTW_REMOVE)) return;
 
 				DeleteWindowById(WC_SELECT_STATION, 0);
 				ToggleRoadButton_Remove(this);
@@ -484,50 +484,50 @@ struct BuildRoadToolbarWindow : Window {
 
 	virtual void OnPlaceObject(Point pt, TileIndex tile)
 	{
-		_remove_button_clicked = this->IsWidgetLowered(RTW_REMOVE);
-		_one_way_button_clicked = this->IsWidgetLowered(RTW_ONE_WAY);
+		_remove_button_clicked = this->IsWidgetLowered(ROTW_REMOVE);
+		_one_way_button_clicked = this->IsWidgetLowered(ROTW_ONE_WAY);
 		switch (this->last_started_action) {
-			case RTW_ROAD_X:
+			case ROTW_ROAD_X:
 				_place_road_flag = RF_DIR_X;
 				if (_tile_fract_coords.x >= 8) _place_road_flag |= RF_START_HALFROAD_X;
 				VpStartPlaceSizing(tile, VPM_FIX_Y, DDSP_PLACE_ROAD_X_DIR);
 				break;
 
-			case RTW_ROAD_Y:
+			case ROTW_ROAD_Y:
 				_place_road_flag = RF_DIR_Y;
 				if (_tile_fract_coords.y >= 8) _place_road_flag |= RF_START_HALFROAD_Y;
 				VpStartPlaceSizing(tile, VPM_FIX_X, DDSP_PLACE_ROAD_Y_DIR);
 				break;
 
-			case RTW_AUTOROAD:
+			case ROTW_AUTOROAD:
 				_place_road_flag = RF_NONE;
 				if (_tile_fract_coords.x >= 8) _place_road_flag |= RF_START_HALFROAD_X;
 				if (_tile_fract_coords.y >= 8) _place_road_flag |= RF_START_HALFROAD_Y;
 				VpStartPlaceSizing(tile, VPM_X_OR_Y, DDSP_PLACE_AUTOROAD);
 				break;
 
-			case RTW_DEMOLISH:
+			case ROTW_DEMOLISH:
 				PlaceProc_DemolishArea(tile);
 				break;
 
-			case RTW_DEPOT:
+			case ROTW_DEPOT:
 				DoCommandP(tile, _cur_roadtype << 2 | _road_depot_orientation, 0,
 						CMD_BUILD_ROAD_DEPOT | CMD_MSG(_road_type_infos[_cur_roadtype].err_depot), CcRoadDepot);
 				break;
 
-			case RTW_BUS_STATION:
+			case ROTW_BUS_STATION:
 				PlaceRoad_BusStation(tile);
 				break;
 
-			case RTW_TRUCK_STATION:
+			case ROTW_TRUCK_STATION:
 				PlaceRoad_TruckStation(tile);
 				break;
 
-			case RTW_BUILD_BRIDGE:
+			case ROTW_BUILD_BRIDGE:
 				PlaceRoad_Bridge(tile, this);
 				break;
 
-			case RTW_BUILD_TUNNEL:
+			case ROTW_BUILD_TUNNEL:
 				DoCommandP(tile, RoadTypeToRoadTypes(_cur_roadtype) | (TRANSPORT_ROAD << 8), 0,
 						CMD_BUILD_TUNNEL | CMD_MSG(STR_ERROR_CAN_T_BUILD_TUNNEL_HERE), CcBuildRoadTunnel);
 				break;
@@ -540,11 +540,11 @@ struct BuildRoadToolbarWindow : Window {
 	{
 		this->RaiseButtons();
 		this->SetWidgetsDisabledState(true,
-				RTW_REMOVE,
-				RTW_ONE_WAY,
+				ROTW_REMOVE,
+				ROTW_ONE_WAY,
 				WIDGET_LIST_END);
-		this->SetWidgetDirty(RTW_REMOVE);
-		this->SetWidgetDirty(RTW_ONE_WAY);
+		this->SetWidgetDirty(ROTW_REMOVE);
+		this->SetWidgetDirty(ROTW_ONE_WAY);
 
 		DeleteWindowById(WC_BUS_STATION, TRANSPORT_ROAD);
 		DeleteWindowById(WC_TRUCK_STATION, TRANSPORT_ROAD);
@@ -664,17 +664,17 @@ struct BuildRoadToolbarWindow : Window {
 };
 
 Hotkey<BuildRoadToolbarWindow> BuildRoadToolbarWindow::roadtoolbar_hotkeys[] = {
-	Hotkey<BuildRoadToolbarWindow>('1', "build_x", RTW_ROAD_X),
-	Hotkey<BuildRoadToolbarWindow>('2', "build_y", RTW_ROAD_Y),
-	Hotkey<BuildRoadToolbarWindow>('3', "autoroad", RTW_AUTOROAD),
-	Hotkey<BuildRoadToolbarWindow>('4', "demolish", RTW_DEMOLISH),
-	Hotkey<BuildRoadToolbarWindow>('5', "depot", RTW_DEPOT),
-	Hotkey<BuildRoadToolbarWindow>('6', "bus_station", RTW_BUS_STATION),
-	Hotkey<BuildRoadToolbarWindow>('7', "truck_station", RTW_TRUCK_STATION),
-	Hotkey<BuildRoadToolbarWindow>('8', "oneway", RTW_ONE_WAY),
-	Hotkey<BuildRoadToolbarWindow>('B', "bridge", RTW_BUILD_BRIDGE),
-	Hotkey<BuildRoadToolbarWindow>('T', "tunnel", RTW_BUILD_TUNNEL),
-	Hotkey<BuildRoadToolbarWindow>('R', "remove", RTW_REMOVE),
+	Hotkey<BuildRoadToolbarWindow>('1', "build_x", ROTW_ROAD_X),
+	Hotkey<BuildRoadToolbarWindow>('2', "build_y", ROTW_ROAD_Y),
+	Hotkey<BuildRoadToolbarWindow>('3', "autoroad", ROTW_AUTOROAD),
+	Hotkey<BuildRoadToolbarWindow>('4', "demolish", ROTW_DEMOLISH),
+	Hotkey<BuildRoadToolbarWindow>('5', "depot", ROTW_DEPOT),
+	Hotkey<BuildRoadToolbarWindow>('6', "bus_station", ROTW_BUS_STATION),
+	Hotkey<BuildRoadToolbarWindow>('7', "truck_station", ROTW_TRUCK_STATION),
+	Hotkey<BuildRoadToolbarWindow>('8', "oneway", ROTW_ONE_WAY),
+	Hotkey<BuildRoadToolbarWindow>('B', "bridge", ROTW_BUILD_BRIDGE),
+	Hotkey<BuildRoadToolbarWindow>('T', "tunnel", ROTW_BUILD_TUNNEL),
+	Hotkey<BuildRoadToolbarWindow>('R', "remove", ROTW_REMOVE),
 	HOTKEY_LIST_END(BuildRoadToolbarWindow)
 };
 Hotkey<BuildRoadToolbarWindow> *_roadtoolbar_hotkeys = BuildRoadToolbarWindow::roadtoolbar_hotkeys;
@@ -687,28 +687,28 @@ static const NWidgetPart _nested_build_road_widgets[] = {
 		NWidget(WWT_STICKYBOX, COLOUR_DARK_GREEN),
 	EndContainer(),
 	NWidget(NWID_HORIZONTAL),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_ROAD_X),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_ROAD_X),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_X_DIR, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_SECTION),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_ROAD_Y),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_ROAD_Y),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_Y_DIR, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_SECTION),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_AUTOROAD),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_AUTOROAD),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_AUTOROAD, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_AUTOROAD),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_DEMOLISH),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_DEMOLISH),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_DYNAMITE, STR_TOOLTIP_DEMOLISH_BUILDINGS_ETC),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_DEPOT),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_DEPOT),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_DEPOT, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_VEHICLE_DEPOT),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUS_STATION),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_BUS_STATION),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_BUS_STATION, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_BUS_STATION),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_TRUCK_STATION),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_TRUCK_STATION),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_TRUCK_BAY, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_TRUCK_LOADING_BAY),
 		NWidget(WWT_PANEL, COLOUR_DARK_GREEN, -1), SetMinimalSize(0, 22), SetFill(1, 1), EndContainer(),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_ONE_WAY),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_ONE_WAY),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_ONE_WAY, STR_ROAD_TOOLBAR_TOOLTIP_TOGGLE_ONE_WAY_ROAD),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_BRIDGE),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_BUILD_BRIDGE),
 						SetFill(0, 1), SetMinimalSize(43, 22), SetDataTip(SPR_IMG_BRIDGE, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_BRIDGE),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_TUNNEL),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_BUILD_TUNNEL),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_TUNNEL, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_TUNNEL),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_REMOVE),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_REMOVE),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_REMOVE, STR_ROAD_TOOLBAR_TOOLTIP_TOGGLE_BUILD_REMOVE_FOR_ROAD),
 	EndContainer(),
 };
@@ -727,27 +727,27 @@ static const NWidgetPart _nested_build_tramway_widgets[] = {
 		NWidget(WWT_STICKYBOX, COLOUR_DARK_GREEN),
 	EndContainer(),
 	NWidget(NWID_HORIZONTAL),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_ROAD_X),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_ROAD_X),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_TRAMWAY_X_DIR, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_TRAMWAY_SECTION),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_ROAD_Y),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_ROAD_Y),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_TRAMWAY_Y_DIR, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_TRAMWAY_SECTION),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_AUTOROAD),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_AUTOROAD),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_AUTOTRAM, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_AUTOTRAM),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_DEMOLISH),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_DEMOLISH),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_DYNAMITE, STR_TOOLTIP_DEMOLISH_BUILDINGS_ETC),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_DEPOT),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_DEPOT),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_DEPOT, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_TRAM_VEHICLE_DEPOT),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUS_STATION),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_BUS_STATION),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_BUS_STATION, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_PASSENGER_TRAM_STATION),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_TRUCK_STATION),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_TRUCK_STATION),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_TRUCK_BAY, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_CARGO_TRAM_STATION),
 		NWidget(WWT_PANEL, COLOUR_DARK_GREEN, -1), SetMinimalSize(0, 22), SetFill(1, 1), EndContainer(),
-		NWidget(WWT_EMPTY, COLOUR_DARK_GREEN, RTW_ONE_WAY), SetMinimalSize(0, 0),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_BRIDGE),
+		NWidget(WWT_EMPTY, COLOUR_DARK_GREEN, ROTW_ONE_WAY), SetMinimalSize(0, 0),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_BUILD_BRIDGE),
 						SetFill(0, 1), SetMinimalSize(43, 22), SetDataTip(SPR_IMG_BRIDGE, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_TRAMWAY_BRIDGE),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_TUNNEL),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_BUILD_TUNNEL),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_TUNNEL, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_TRAMWAY_TUNNEL),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_REMOVE),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_REMOVE),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_REMOVE, STR_ROAD_TOOLBAR_TOOLTIP_TOGGLE_BUILD_REMOVE_FOR_TRAMWAYS),
 	EndContainer(),
 };
@@ -792,22 +792,22 @@ static const NWidgetPart _nested_build_road_scen_widgets[] = {
 		NWidget(WWT_STICKYBOX, COLOUR_DARK_GREEN),
 	EndContainer(),
 	NWidget(NWID_HORIZONTAL),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_ROAD_X),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_ROAD_X),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_X_DIR, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_SECTION),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_ROAD_Y),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_ROAD_Y),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_Y_DIR, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_SECTION),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_AUTOROAD),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_AUTOROAD),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_AUTOROAD, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_AUTOROAD),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_DEMOLISH),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_DEMOLISH),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_DYNAMITE, STR_TOOLTIP_DEMOLISH_BUILDINGS_ETC),
 		NWidget(WWT_PANEL, COLOUR_DARK_GREEN, -1), SetMinimalSize(0, 22), SetFill(1, 1), EndContainer(),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_ONE_WAY),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_ONE_WAY),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_ONE_WAY, STR_ROAD_TOOLBAR_TOOLTIP_TOGGLE_ONE_WAY_ROAD),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_BRIDGE),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_BUILD_BRIDGE),
 						SetFill(0, 1), SetMinimalSize(43, 22), SetDataTip(SPR_IMG_BRIDGE, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_BRIDGE),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_BUILD_TUNNEL),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_BUILD_TUNNEL),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_ROAD_TUNNEL, STR_ROAD_TOOLBAR_TOOLTIP_BUILD_ROAD_TUNNEL),
-		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, RTW_REMOVE),
+		NWidget(WWT_IMGBTN, COLOUR_DARK_GREEN, ROTW_REMOVE),
 						SetFill(0, 1), SetMinimalSize(22, 22), SetDataTip(SPR_IMG_REMOVE, STR_ROAD_TOOLBAR_TOOLTIP_TOGGLE_BUILD_REMOVE_FOR_ROAD),
 	EndContainer(),
 };
@@ -843,10 +843,10 @@ struct BuildRoadDepotWindow : public PickerWindowBase {
 	{
 		this->CreateNestedTree(desc);
 
-		this->LowerWidget(_road_depot_orientation + BRDW_DEPOT_NE);
+		this->LowerWidget(_road_depot_orientation + BRODW_DEPOT_NE);
 		if ( _cur_roadtype == ROADTYPE_TRAM) {
-			this->GetWidget<NWidgetCore>(BRDW_CAPTION)->widget_data = STR_BUILD_DEPOT_TRAM_ORIENTATION_CAPTION;
-			for (int i = BRDW_DEPOT_NE; i <= BRDW_DEPOT_NW; i++) this->GetWidget<NWidgetCore>(i)->tool_tip = STR_BUILD_DEPOT_TRAM_ORIENTATION_SELECT_TOOLTIP;
+			this->GetWidget<NWidgetCore>(BRODW_CAPTION)->widget_data = STR_BUILD_DEPOT_TRAM_ORIENTATION_CAPTION;
+			for (int i = BRODW_DEPOT_NE; i <= BRODW_DEPOT_NW; i++) this->GetWidget<NWidgetCore>(i)->tool_tip = STR_BUILD_DEPOT_TRAM_ORIENTATION_SELECT_TOOLTIP;
 		}
 
 		this->FinishInitNested(desc, TRANSPORT_ROAD);
@@ -854,21 +854,21 @@ struct BuildRoadDepotWindow : public PickerWindowBase {
 
 	virtual void DrawWidget(const Rect &r, int widget) const
 	{
-		if (!IsInsideMM(widget, BRDW_DEPOT_NE, BRDW_DEPOT_NW + 1)) return;
+		if (!IsInsideMM(widget, BRODW_DEPOT_NE, BRODW_DEPOT_NW + 1)) return;
 
-		DrawRoadDepotSprite(r.left - 1, r.top, (DiagDirection)(widget - BRDW_DEPOT_NE + DIAGDIR_NE), _cur_roadtype);
+		DrawRoadDepotSprite(r.left - 1, r.top, (DiagDirection)(widget - BRODW_DEPOT_NE + DIAGDIR_NE), _cur_roadtype);
 	}
 
 	virtual void OnClick(Point pt, int widget, int click_count)
 	{
 		switch (widget) {
-			case BRDW_DEPOT_NW:
-			case BRDW_DEPOT_NE:
-			case BRDW_DEPOT_SW:
-			case BRDW_DEPOT_SE:
-				this->RaiseWidget(_road_depot_orientation + BRDW_DEPOT_NE);
-				_road_depot_orientation = (DiagDirection)(widget - BRDW_DEPOT_NE);
-				this->LowerWidget(_road_depot_orientation + BRDW_DEPOT_NE);
+			case BRODW_DEPOT_NW:
+			case BRODW_DEPOT_NE:
+			case BRODW_DEPOT_SW:
+			case BRODW_DEPOT_SE:
+				this->RaiseWidget(_road_depot_orientation + BRODW_DEPOT_NE);
+				_road_depot_orientation = (DiagDirection)(widget - BRODW_DEPOT_NE);
+				this->LowerWidget(_road_depot_orientation + BRODW_DEPOT_NE);
 				SndPlayFx(SND_15_BEEP);
 				this->SetDirty();
 				break;
@@ -882,25 +882,25 @@ struct BuildRoadDepotWindow : public PickerWindowBase {
 static const NWidgetPart _nested_build_road_depot_widgets[] = {
 	NWidget(NWID_HORIZONTAL),
 		NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
-		NWidget(WWT_CAPTION, COLOUR_DARK_GREEN, BRDW_CAPTION), SetDataTip(STR_BUILD_DEPOT_ROAD_ORIENTATION_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
+		NWidget(WWT_CAPTION, COLOUR_DARK_GREEN, BRODW_CAPTION), SetDataTip(STR_BUILD_DEPOT_ROAD_ORIENTATION_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 	EndContainer(),
 	NWidget(WWT_PANEL, COLOUR_DARK_GREEN),
 		NWidget(NWID_SPACER), SetMinimalSize(0, 3),
 		NWidget(NWID_HORIZONTAL_LTR),
 			NWidget(NWID_SPACER), SetMinimalSize(3, 0), SetFill(1, 0),
 			NWidget(NWID_VERTICAL),
-				NWidget(WWT_PANEL, COLOUR_GREY, BRDW_DEPOT_NW), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_ROAD_ORIENTATION_SELECT_TOOLTIP),
+				NWidget(WWT_PANEL, COLOUR_GREY, BRODW_DEPOT_NW), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_ROAD_ORIENTATION_SELECT_TOOLTIP),
 				EndContainer(),
 				NWidget(NWID_SPACER), SetMinimalSize(0, 2),
-				NWidget(WWT_PANEL, COLOUR_GREY, BRDW_DEPOT_SW), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_ROAD_ORIENTATION_SELECT_TOOLTIP),
+				NWidget(WWT_PANEL, COLOUR_GREY, BRODW_DEPOT_SW), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_ROAD_ORIENTATION_SELECT_TOOLTIP),
 				EndContainer(),
 			EndContainer(),
 			NWidget(NWID_SPACER), SetMinimalSize(2, 0),
 			NWidget(NWID_VERTICAL),
-				NWidget(WWT_PANEL, COLOUR_GREY, BRDW_DEPOT_NE), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_ROAD_ORIENTATION_SELECT_TOOLTIP),
+				NWidget(WWT_PANEL, COLOUR_GREY, BRODW_DEPOT_NE), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_ROAD_ORIENTATION_SELECT_TOOLTIP),
 				EndContainer(),
 				NWidget(NWID_SPACER), SetMinimalSize(0, 2),
-				NWidget(WWT_PANEL, COLOUR_GREY, BRDW_DEPOT_SE), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_ROAD_ORIENTATION_SELECT_TOOLTIP),
+				NWidget(WWT_PANEL, COLOUR_GREY, BRODW_DEPOT_SE), SetMinimalSize(66, 50), SetDataTip(0x0, STR_BUILD_DEPOT_ROAD_ORIENTATION_SELECT_TOOLTIP),
 				EndContainer(),
 			EndContainer(),
 			NWidget(NWID_SPACER), SetMinimalSize(3, 0), SetFill(1, 0),
diff --git a/src/signs_gui.cpp b/src/signs_gui.cpp
index e9b025e12..00c2a5a35 100644
--- a/src/signs_gui.cpp
+++ b/src/signs_gui.cpp
@@ -147,15 +147,15 @@ enum SignListHotkeys {
 };
 
 struct SignListWindow : QueryStringBaseWindow, SignList {
-	int text_offset; ///< Offset of the sign text relative to the left edge of the SLW_LIST widget.
+	int text_offset; ///< Offset of the sign text relative to the left edge of the SILW_LIST widget.
 	Scrollbar *vscroll;
 
 	SignListWindow(const WindowDesc *desc, WindowNumber window_number) : QueryStringBaseWindow(MAX_LENGTH_SIGN_NAME_CHARS * MAX_CHAR_LENGTH, MAX_LENGTH_SIGN_NAME_CHARS)
 	{
 		this->CreateNestedTree(desc);
-		this->vscroll = this->GetScrollbar(SLW_SCROLLBAR);
+		this->vscroll = this->GetScrollbar(SILW_SCROLLBAR);
 		this->FinishInitNested(desc, window_number);
-		this->SetWidgetLoweredState(SLW_FILTER_MATCH_CASE_BTN, SignList::match_case);
+		this->SetWidgetLoweredState(SILW_FILTER_MATCH_CASE_BTN, SignList::match_case);
 
 		/* Initialize the text edit widget */
 		this->afilter = CS_ALPHANUMERAL;
@@ -180,7 +180,7 @@ struct SignListWindow : QueryStringBaseWindow, SignList {
 		this->edit_str_buf[0] = '\0';
 		UpdateTextBufferSize(&this->text);
 
-		this->SetWidgetDirty(SLW_FILTER_TEXT);
+		this->SetWidgetDirty(SILW_FILTER_TEXT);
 	}
 
 	/**
@@ -198,17 +198,17 @@ struct SignListWindow : QueryStringBaseWindow, SignList {
 
 			this->signs.SetFilterState(true);
 
-			this->EnableWidget(SLW_FILTER_CLEAR_BTN);
+			this->EnableWidget(SILW_FILTER_CLEAR_BTN);
 		} else {
 			/* There is no new string -> clear this->filter_string */
 			this->filter_string[0] = '\0';
 
 			this->signs.SetFilterState(!HasBit(_display_opt, DO_SHOW_COMPETITOR_SIGNS)); // keep sign list filtering active if competitor signs should be hidden
-			this->DisableWidget(SLW_FILTER_CLEAR_BTN);
+			this->DisableWidget(SILW_FILTER_CLEAR_BTN);
 		}
 
 		/* Repaint the clear button since its disabled state may have changed */
-		this->SetWidgetDirty(SLW_FILTER_CLEAR_BTN);
+		this->SetWidgetDirty(SILW_FILTER_CLEAR_BTN);
 
 		/* Rebuild the list of signs */
 		this->InvalidateData();
@@ -218,13 +218,13 @@ struct SignListWindow : QueryStringBaseWindow, SignList {
 	{
 		if (this->signs.NeedRebuild()) this->BuildSortSignList();
 		this->DrawWidgets();
-		if (!this->IsShaded()) this->DrawEditBox(SLW_FILTER_TEXT);
+		if (!this->IsShaded()) this->DrawEditBox(SILW_FILTER_TEXT);
 	}
 
 	virtual void DrawWidget(const Rect &r, int widget) const
 	{
 		switch (widget) {
-			case SLW_LIST: {
+			case SILW_LIST: {
 				uint y = r.top + WD_FRAMERECT_TOP; // Offset from top of widget.
 				/* No signs? */
 				if (this->vscroll->GetCount() == 0) {
@@ -255,28 +255,28 @@ struct SignListWindow : QueryStringBaseWindow, SignList {
 
 	virtual void SetStringParameters(int widget) const
 	{
-		if (widget == SLW_CAPTION) SetDParam(0, this->vscroll->GetCount());
+		if (widget == SILW_CAPTION) SetDParam(0, this->vscroll->GetCount());
 	}
 
 	virtual void OnClick(Point pt, int widget, int click_count)
 	{
 		switch (widget) {
-			case SLW_LIST: {
-				uint id_v = this->vscroll->GetScrolledRowFromWidget(pt.y, this, SLW_LIST, WD_FRAMERECT_TOP);
+			case SILW_LIST: {
+				uint id_v = this->vscroll->GetScrolledRowFromWidget(pt.y, this, SILW_LIST, WD_FRAMERECT_TOP);
 				if (id_v == INT_MAX) return;
 
 				const Sign *si = this->signs[id_v];
 				ScrollMainWindowToTile(TileVirtXY(si->x, si->y));
 				break;
 			}
-			case SLW_FILTER_CLEAR_BTN:
+			case SILW_FILTER_CLEAR_BTN:
 				this->ClearFilterTextWidget(); // Empty the text in the EditBox widget
 				this->SetFilterString("");     // Use empty text as filter text (= view all signs)
 				break;
 
-			case SLW_FILTER_MATCH_CASE_BTN:
+			case SILW_FILTER_MATCH_CASE_BTN:
 				SignList::match_case = !SignList::match_case; // Toggle match case
-				this->SetWidgetLoweredState(SLW_FILTER_MATCH_CASE_BTN, SignList::match_case); // Toggle button pushed state
+				this->SetWidgetLoweredState(SILW_FILTER_MATCH_CASE_BTN, SignList::match_case); // Toggle button pushed state
 				this->InvalidateData(); // Rebuild the list of signs
 				break;
 		}
@@ -284,13 +284,13 @@ struct SignListWindow : QueryStringBaseWindow, SignList {
 
 	virtual void OnResize()
 	{
-		this->vscroll->SetCapacityFromWidget(this, SLW_LIST, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM);
+		this->vscroll->SetCapacityFromWidget(this, SILW_LIST, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM);
 	}
 
 	virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
 	{
 		switch (widget) {
-			case SLW_LIST: {
+			case SILW_LIST: {
 				Dimension spr_dim = GetSpriteSize(SPR_COMPANY_ICON);
 				this->text_offset = WD_FRAMETEXT_LEFT + spr_dim.width + 2; // 2 pixels space between icon and the sign text.
 				resize->height = max<uint>(FONT_HEIGHT_NORMAL, spr_dim.height);
@@ -299,7 +299,7 @@ struct SignListWindow : QueryStringBaseWindow, SignList {
 				break;
 			}
 
-			case SLW_CAPTION:
+			case SILW_CAPTION:
 				SetDParam(0, max<size_t>(1000, Sign::GetPoolSize()));
 				*size = GetStringBoundingBox(STR_SIGN_LIST_CAPTION);
 				size->height += padding.height;
@@ -311,7 +311,7 @@ struct SignListWindow : QueryStringBaseWindow, SignList {
 	virtual EventState OnKeyPress(uint16 key, uint16 keycode)
 	{
 		EventState state = ES_NOT_HANDLED;
-		switch (this->HandleEditBoxKey(SLW_FILTER_TEXT, key, keycode, state)) {
+		switch (this->HandleEditBoxKey(SILW_FILTER_TEXT, key, keycode, state)) {
 			case HEBR_EDITING:
 				this->SetFilterString(this->text.buf);
 				break;
@@ -324,13 +324,13 @@ struct SignListWindow : QueryStringBaseWindow, SignList {
 				return state;
 
 			case HEBR_CANCEL: // ESC pressed, clear filter.
-				this->OnClick(Point(), SLW_FILTER_CLEAR_BTN, 1); // Simulate click on clear button.
+				this->OnClick(Point(), SILW_FILTER_CLEAR_BTN, 1); // Simulate click on clear button.
 				this->UnfocusFocusedWidget();                    // Unfocus the text box.
 				return state;
 
 			case HEBR_NOT_FOCUSED: // The filter text box is not globaly focused.
 				if (CheckHotkeyMatch(signlist_hotkeys, keycode, this) == SLHK_FOCUS_FILTER_BOX) {
-					this->SetFocusedWidget(SLW_FILTER_TEXT);
+					this->SetFocusedWidget(SILW_FILTER_TEXT);
 					SetFocusedWindow(this); // The user has asked to give focus to the text box, so make sure this window is focused.
 					state = ES_HANDLED;
 				}
@@ -340,19 +340,19 @@ struct SignListWindow : QueryStringBaseWindow, SignList {
 				NOT_REACHED();
 		}
 
-		if (state == ES_HANDLED) OnOSKInput(SLW_FILTER_TEXT);
+		if (state == ES_HANDLED) OnOSKInput(SILW_FILTER_TEXT);
 
 		return state;
 	}
 
 	virtual void OnOSKInput(int widget)
 	{
-		if (widget == SLW_FILTER_TEXT) this->SetFilterString(this->text.buf);
+		if (widget == SILW_FILTER_TEXT) this->SetFilterString(this->text.buf);
 	}
 
 	virtual void OnMouseLoop()
 	{
-		this->HandleEditBox(SLW_FILTER_TEXT);
+		this->HandleEditBox(SILW_FILTER_TEXT);
 	}
 
 	void BuildSortSignList()
@@ -360,7 +360,7 @@ struct SignListWindow : QueryStringBaseWindow, SignList {
 		if (this->signs.NeedRebuild()) {
 			this->BuildSignsList();
 			this->vscroll->SetCount(this->signs.Length());
-			this->SetWidgetDirty(SLW_CAPTION);
+			this->SetWidgetDirty(SILW_CAPTION);
 		}
 		this->SortSignsList();
 	}
@@ -406,26 +406,26 @@ Hotkey<SignListWindow> *_signlist_hotkeys = SignListWindow::signlist_hotkeys;
 static const NWidgetPart _nested_sign_list_widgets[] = {
 	NWidget(NWID_HORIZONTAL),
 		NWidget(WWT_CLOSEBOX, COLOUR_GREY),
-		NWidget(WWT_CAPTION, COLOUR_GREY, SLW_CAPTION), SetDataTip(STR_SIGN_LIST_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
+		NWidget(WWT_CAPTION, COLOUR_GREY, SILW_CAPTION), SetDataTip(STR_SIGN_LIST_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 		NWidget(WWT_SHADEBOX, COLOUR_GREY),
 		NWidget(WWT_STICKYBOX, COLOUR_GREY),
 	EndContainer(),
 	NWidget(NWID_HORIZONTAL),
 		NWidget(NWID_VERTICAL),
-			NWidget(WWT_PANEL, COLOUR_GREY, SLW_LIST), SetMinimalSize(WD_FRAMETEXT_LEFT + 16 + 255 + WD_FRAMETEXT_RIGHT, 50),
-								SetResize(1, 10), SetFill(1, 0), SetScrollbar(SLW_SCROLLBAR), EndContainer(),
+			NWidget(WWT_PANEL, COLOUR_GREY, SILW_LIST), SetMinimalSize(WD_FRAMETEXT_LEFT + 16 + 255 + WD_FRAMETEXT_RIGHT, 50),
+								SetResize(1, 10), SetFill(1, 0), SetScrollbar(SILW_SCROLLBAR), EndContainer(),
 			NWidget(NWID_HORIZONTAL),
 				NWidget(WWT_PANEL, COLOUR_GREY), SetFill(1, 1),
-					NWidget(WWT_EDITBOX, COLOUR_GREY, SLW_FILTER_TEXT), SetMinimalSize(80, 12), SetResize(1, 0), SetFill(1, 0), SetPadding(2, 2, 2, 2),
+					NWidget(WWT_EDITBOX, COLOUR_GREY, SILW_FILTER_TEXT), SetMinimalSize(80, 12), SetResize(1, 0), SetFill(1, 0), SetPadding(2, 2, 2, 2),
 							SetDataTip(STR_LIST_FILTER_OSKTITLE, STR_LIST_FILTER_TOOLTIP),
 				EndContainer(),
-				NWidget(WWT_TEXTBTN, COLOUR_GREY, SLW_FILTER_MATCH_CASE_BTN), SetDataTip(STR_SIGN_LIST_MATCH_CASE, STR_SIGN_LIST_MATCH_CASE_TOOLTIP),
-				NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, SLW_FILTER_CLEAR_BTN), SetDataTip(STR_SIGN_LIST_CLEAR, STR_SIGN_LIST_CLEAR_TOOLTIP),
+				NWidget(WWT_TEXTBTN, COLOUR_GREY, SILW_FILTER_MATCH_CASE_BTN), SetDataTip(STR_SIGN_LIST_MATCH_CASE, STR_SIGN_LIST_MATCH_CASE_TOOLTIP),
+				NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, SILW_FILTER_CLEAR_BTN), SetDataTip(STR_SIGN_LIST_CLEAR, STR_SIGN_LIST_CLEAR_TOOLTIP),
 			EndContainer(),
 		EndContainer(),
 		NWidget(NWID_VERTICAL),
 			NWidget(NWID_VERTICAL), SetFill(0, 1),
-				NWidget(NWID_VSCROLLBAR, COLOUR_GREY, SLW_SCROLLBAR),
+				NWidget(NWID_VSCROLLBAR, COLOUR_GREY, SILW_SCROLLBAR),
 			EndContainer(),
 			NWidget(WWT_RESIZEBOX, COLOUR_GREY),
 		EndContainer(),
diff --git a/src/subsidy_gui.cpp b/src/subsidy_gui.cpp
index 71bb3f2cf..4d67bd53f 100644
--- a/src/subsidy_gui.cpp
+++ b/src/subsidy_gui.cpp
@@ -32,16 +32,16 @@ struct SubsidyListWindow : Window {
 	SubsidyListWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
 	{
 		this->CreateNestedTree(desc);
-		this->vscroll = this->GetScrollbar(SLW_SCROLLBAR);
+		this->vscroll = this->GetScrollbar(SULW_SCROLLBAR);
 		this->FinishInitNested(desc, window_number);
 		this->OnInvalidateData(0);
 	}
 
 	virtual void OnClick(Point pt, int widget, int click_count)
 	{
-		if (widget != SLW_PANEL) return;
+		if (widget != SULW_PANEL) return;
 
-		int y = this->vscroll->GetScrolledRowFromWidget(pt.y, this, SLW_PANEL, WD_FRAMERECT_TOP);
+		int y = this->vscroll->GetScrolledRowFromWidget(pt.y, this, SULW_PANEL, WD_FRAMERECT_TOP);
 		int num = 0;
 		const Subsidy *s;
 		FOR_ALL_SUBSIDIES(s) {
@@ -130,7 +130,7 @@ struct SubsidyListWindow : Window {
 
 	virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
 	{
-		if (widget != SLW_PANEL) return;
+		if (widget != SULW_PANEL) return;
 		Dimension d = maxdim(GetStringBoundingBox(STR_SUBSIDIES_OFFERED_TITLE), GetStringBoundingBox(STR_SUBSIDIES_SUBSIDISED_TITLE));
 
 		resize->height = d.height;
@@ -143,7 +143,7 @@ struct SubsidyListWindow : Window {
 
 	virtual void DrawWidget(const Rect &r, int widget) const
 	{
-		if (widget != SLW_PANEL) return;
+		if (widget != SULW_PANEL) return;
 
 		YearMonthDay ymd;
 		ConvertDateToYMD(_date, &ymd);
@@ -208,7 +208,7 @@ struct SubsidyListWindow : Window {
 
 	virtual void OnResize()
 	{
-		this->vscroll->SetCapacityFromWidget(this, SLW_PANEL);
+		this->vscroll->SetCapacityFromWidget(this, SULW_PANEL);
 	}
 
 	/**
@@ -231,9 +231,9 @@ static const NWidgetPart _nested_subsidies_list_widgets[] = {
 		NWidget(WWT_STICKYBOX, COLOUR_BROWN),
 	EndContainer(),
 	NWidget(NWID_HORIZONTAL),
-		NWidget(WWT_PANEL, COLOUR_BROWN, SLW_PANEL), SetDataTip(0x0, STR_SUBSIDIES_TOOLTIP_CLICK_ON_SERVICE_TO_CENTER), SetResize(1, 1), SetScrollbar(SLW_SCROLLBAR), EndContainer(),
+		NWidget(WWT_PANEL, COLOUR_BROWN, SULW_PANEL), SetDataTip(0x0, STR_SUBSIDIES_TOOLTIP_CLICK_ON_SERVICE_TO_CENTER), SetResize(1, 1), SetScrollbar(SULW_SCROLLBAR), EndContainer(),
 		NWidget(NWID_VERTICAL),
-			NWidget(NWID_VSCROLLBAR, COLOUR_BROWN, SLW_SCROLLBAR),
+			NWidget(NWID_VSCROLLBAR, COLOUR_BROWN, SULW_SCROLLBAR),
 			NWidget(WWT_RESIZEBOX, COLOUR_BROWN),
 		EndContainer(),
 	EndContainer(),
diff --git a/src/widgets/graph_widget.h b/src/widgets/graph_widget.h
index b2d95c98a..66c637086 100644
--- a/src/widgets/graph_widget.h
+++ b/src/widgets/graph_widget.h
@@ -12,6 +12,8 @@
 #ifndef WIDGETS_GRAPH_WIDGET_H
 #define WIDGETS_GRAPH_WIDGET_H
 
+#include "../economy_type.h"
+
 /** Widgets of the WC_GRAPH_LEGEND. */
 enum GraphLegendWidgetNumbers {
 	GLW_BACKGROUND,
diff --git a/src/widgets/newgrf_widget.h b/src/widgets/newgrf_widget.h
index d76d3019b..b5d219fee 100644
--- a/src/widgets/newgrf_widget.h
+++ b/src/widgets/newgrf_widget.h
@@ -12,6 +12,8 @@
 #ifndef WIDGETS_NEWGRF_WIDGET_H
 #define WIDGETS_NEWGRF_WIDGET_H
 
+#include "../newgrf_config.h"
+
 /** Widgets of the WC_GRF_PARAMETERS. */
 enum ShowNewGRFParametersWidgets {
 	GRFPAR_WIDGET_SHOW_NUMPAR,      ///< #NWID_SELECTION to optionally display #GRFPAR_WIDGET_NUMPAR
@@ -67,7 +69,7 @@ enum ShowNewGRFStateWidgets {
 /** Widgets of the WC_MODAL_PROGRESS (WC_MODAL_PROGRESS is also used in GenerationProgressWindowWidgets). */
 enum ScanProgressWindowWidgets {
 	SPWW_PROGRESS_BAR,  ///< Simple progress bar.
-	GPWW_PROGRESS_TEXT, ///< Text explaining what is happening.
+	SPWW_PROGRESS_TEXT, ///< Text explaining what is happening.
 };
 
 #endif /* WIDGETS_NEWGRF_WIDGET_H */
diff --git a/src/widgets/news_widget.h b/src/widgets/news_widget.h
index 5326188a1..35925dff1 100644
--- a/src/widgets/news_widget.h
+++ b/src/widgets/news_widget.h
@@ -12,6 +12,8 @@
 #ifndef WIDGETS_NEWS_WIDGET_H
 #define WIDGETS_NEWS_WIDGET_H
 
+#include "../news_type.h"
+
 /** Constants in the message options window. */
 enum MessageOptionsSpace {
 	MOS_WIDG_PER_SETTING      = 4,  ///< Number of widgets needed for each news category, starting at widget #WIDGET_NEWSOPT_START_OPTION.
diff --git a/src/widgets/rail_widget.h b/src/widgets/rail_widget.h
index ebf3b2584..0a56f985f 100644
--- a/src/widgets/rail_widget.h
+++ b/src/widgets/rail_widget.h
@@ -14,21 +14,22 @@
 
 /** Widgets of the WC_BUILD_TOOLBAR (WC_BUILD_TOOLBAR is also used in others). */
 enum RailToolbarWidgets {
-	RTW_CAPTION,
-	RTW_BUILD_NS,
-	RTW_BUILD_X,
-	RTW_BUILD_EW,
-	RTW_BUILD_Y,
-	RTW_AUTORAIL,
-	RTW_DEMOLISH,
-	RTW_BUILD_DEPOT,
-	RTW_BUILD_WAYPOINT,
-	RTW_BUILD_STATION,
-	RTW_BUILD_SIGNALS,
-	RTW_BUILD_BRIDGE,
-	RTW_BUILD_TUNNEL,
-	RTW_REMOVE,
-	RTW_CONVERT_RAIL,
+	/* Name starts with RA instead of R, becuase of collision with RoadToolbarWidgets */
+	RATW_CAPTION,
+	RATW_BUILD_NS,
+	RATW_BUILD_X,
+	RATW_BUILD_EW,
+	RATW_BUILD_Y,
+	RATW_AUTORAIL,
+	RATW_DEMOLISH,
+	RATW_BUILD_DEPOT,
+	RATW_BUILD_WAYPOINT,
+	RATW_BUILD_STATION,
+	RATW_BUILD_SIGNALS,
+	RATW_BUILD_BRIDGE,
+	RATW_BUILD_TUNNEL,
+	RATW_REMOVE,
+	RATW_CONVERT_RAIL,
 };
 
 /** Widgets of the WC_BUILD_STATION (WC_BUILD_STATION is also used in others). */
@@ -96,10 +97,11 @@ enum BuildSignalWidgets {
 
 /** Widgets of the WC_BUILD_DEPOT (WC_BUILD_DEPOT is also used in others). */
 enum BuildRailDepotWidgets {
-	BRDW_DEPOT_NE,
-	BRDW_DEPOT_SE,
-	BRDW_DEPOT_SW,
-	BRDW_DEPOT_NW,
+	/* Name starts with BRA instead of BR, becuase of collision with BuildRoadDepotWidgets */
+	BRADW_DEPOT_NE,
+	BRADW_DEPOT_SE,
+	BRADW_DEPOT_SW,
+	BRADW_DEPOT_NW,
 };
 
 /** Widgets of the WC_BUILD_DEPOT (WC_BUILD_DEPOT is also used in others). */
diff --git a/src/widgets/road_widget.h b/src/widgets/road_widget.h
index f2e5f54ca..2f948dfc9 100644
--- a/src/widgets/road_widget.h
+++ b/src/widgets/road_widget.h
@@ -14,26 +14,28 @@
 
 /** Widgets of the WC_SCEN_BUILD_TOOLBAR / WC_BUILD_TOOLBAR (WC_SCEN_BUILD_TOOLBAR / WC_BUILD_TOOLBAR is also used in others). */
 enum RoadToolbarWidgets {
-	RTW_ROAD_X,
-	RTW_ROAD_Y,
-	RTW_AUTOROAD,
-	RTW_DEMOLISH,
-	RTW_DEPOT,
-	RTW_BUS_STATION,
-	RTW_TRUCK_STATION,
-	RTW_ONE_WAY,
-	RTW_BUILD_BRIDGE,
-	RTW_BUILD_TUNNEL,
-	RTW_REMOVE,
+	/* Name starts with RO instead of R, becuase of collision with RailToolbarWidgets */
+	ROTW_ROAD_X,
+	ROTW_ROAD_Y,
+	ROTW_AUTOROAD,
+	ROTW_DEMOLISH,
+	ROTW_DEPOT,
+	ROTW_BUS_STATION,
+	ROTW_TRUCK_STATION,
+	ROTW_ONE_WAY,
+	ROTW_BUILD_BRIDGE,
+	ROTW_BUILD_TUNNEL,
+	ROTW_REMOVE,
 };
 
 /** Widgets of the WC_BUILD_DEPOT (WC_BUILD_DEPOT is also used in others). */
 enum BuildRoadDepotWidgets {
-	BRDW_CAPTION,
-	BRDW_DEPOT_NE,
-	BRDW_DEPOT_SE,
-	BRDW_DEPOT_SW,
-	BRDW_DEPOT_NW,
+	/* Name starts with BRO instead of BR, becuase of collision with BuildRailDepotWidgets */
+	BRODW_CAPTION,
+	BRODW_DEPOT_NE,
+	BRODW_DEPOT_SE,
+	BRODW_DEPOT_SW,
+	BRODW_DEPOT_NW,
 };
 
 /** Widgets of the WC_BUS_STATION / WC_TRUCK_STATION. */
diff --git a/src/widgets/sign_widget.h b/src/widgets/sign_widget.h
index 0163334cc..8d65bb309 100644
--- a/src/widgets/sign_widget.h
+++ b/src/widgets/sign_widget.h
@@ -14,12 +14,13 @@
 
 /** Widgets of the WC_SIGN_LIST. */
 enum SignListWidgets {
-	SLW_CAPTION,
-	SLW_LIST,
-	SLW_SCROLLBAR,
-	SLW_FILTER_TEXT,           ///< Text box for typing a filter string
-	SLW_FILTER_MATCH_CASE_BTN, ///< Button to toggle if case sensitive filtering should be used
-	SLW_FILTER_CLEAR_BTN,      ///< Button to clear the filter
+	/* Name starts with SI instead of S, becuase of collision with StationListWidgets */
+	SILW_CAPTION,
+	SILW_LIST,
+	SILW_SCROLLBAR,
+	SILW_FILTER_TEXT,           ///< Text box for typing a filter string
+	SILW_FILTER_MATCH_CASE_BTN, ///< Button to toggle if case sensitive filtering should be used
+	SILW_FILTER_CLEAR_BTN,      ///< Button to clear the filter
 };
 
 /** Widgets of the WC_QUERY_STRING (WC_QUERY_STRING is also used in QueryStringWidgets). */
diff --git a/src/widgets/subsidy_widget.h b/src/widgets/subsidy_widget.h
index db6472c5f..656fd8604 100644
--- a/src/widgets/subsidy_widget.h
+++ b/src/widgets/subsidy_widget.h
@@ -14,8 +14,9 @@
 
 /** Widgets of the WC_SUBSIDIES_LIST. */
 enum SubsidyListWidgets {
-	SLW_PANEL,
-	SLW_SCROLLBAR,
+	/* Name starts with SU instead of S, becuase of collision with StationListWidgets */
+	SULW_PANEL,
+	SULW_SCROLLBAR,
 };
 
 #endif /* WIDGETS_SUBSIDY_WIDGET_H */