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authorrubidium <rubidium@openttd.org>2009-09-02 08:08:30 +0000
committerrubidium <rubidium@openttd.org>2009-09-02 08:08:30 +0000
commit59ac4f6b21fd6c3a8b0b81154706050af99d7848 (patch)
treecde726f9cad661d8e8805bc7d36c1ded8207fb62
parent78c9827000d3a3c42045798c66f8791b6b63b2cd (diff)
downloadopenttd-59ac4f6b21fd6c3a8b0b81154706050af99d7848.tar.xz
(svn r17370) -Codechange: make the saveload and network GUIs use the scrollbar wrappers
-rw-r--r--src/misc_gui.cpp14
-rw-r--r--src/network/network_content_gui.cpp31
-rw-r--r--src/network/network_gui.cpp55
-rw-r--r--src/window_gui.h17
4 files changed, 58 insertions, 59 deletions
diff --git a/src/misc_gui.cpp b/src/misc_gui.cpp
index f2caad7d2..4e5a1d93d 100644
--- a/src/misc_gui.cpp
+++ b/src/misc_gui.cpp
@@ -1763,7 +1763,7 @@ public:
STR_SAVELOAD_LOAD_HEIGHTMAP,
};
- this->vscroll.cap = 10;
+ this->vscroll.SetCapacity(10);
this->resize.step_width = 2;
this->resize.step_height = 10;
@@ -1779,7 +1779,7 @@ public:
case SLD_LOAD_SCENARIO:
case SLD_LOAD_HEIGHTMAP:
- this->vscroll.cap--;
+ this->vscroll.UpdateCapacity(-1);
case SLD_SAVE_GAME: this->GenerateFileName(); break;
case SLD_SAVE_SCENARIO: strecpy(this->edit_str_buf, "UNNAMED", &this->edit_str_buf[edit_str_size - 1]); break;
@@ -1845,7 +1845,7 @@ public:
{
int y;
- SetVScrollCount(this, _fios_items.Length());
+ this->vscroll.SetCount(_fios_items.Length());
this->DrawWidgets();
DrawFiosTexts(this->widget[SLWW_BACKGROUND].left, this->widget[SLWW_BACKGROUND].right);
@@ -1859,12 +1859,12 @@ public:
this->DrawSortButtonState(_savegame_sort_order & SORT_BY_NAME ? SLWW_SORT_BYNAME : SLWW_SORT_BYDATE, _savegame_sort_order & SORT_DESCENDING ? SBS_DOWN : SBS_UP);
y = widg->top + 1;
- for (uint pos = this->vscroll.pos; pos < _fios_items.Length(); pos++) {
+ for (uint pos = this->vscroll.GetPosition(); pos < _fios_items.Length(); pos++) {
const FiosItem *item = _fios_items.Get(pos);
DrawString(widg->left + 2, widg->right - 2, y, item->title, _fios_colours[item->type]);
y += 10;
- if (y >= this->vscroll.cap * 10 + widg->top + 1) break;
+ if (y >= this->vscroll.GetCapacity() * 10 + widg->top + 1) break;
}
if (_saveload_mode == SLD_SAVE_GAME || _saveload_mode == SLD_SAVE_SCENARIO) {
@@ -1898,7 +1898,7 @@ public:
case SLWW_DRIVES_DIRECTORIES_LIST: { // Click the listbox
int y = (pt.y - this->widget[widget].top - 1) / 10;
- if (y < 0 || (y += this->vscroll.pos) >= this->vscroll.count) return;
+ if (y < 0 || (y += this->vscroll.GetPosition()) >= this->vscroll.GetCount()) return;
const FiosItem *file = _fios_items.Get(y);
@@ -2014,7 +2014,7 @@ public:
this->widget[SLWW_SAVE_GAME].left += diff;
}
- this->vscroll.cap += delta.y / 10;
+ this->vscroll.UpdateCapacity(delta.y / 10);
}
virtual void OnInvalidateData(int data)
diff --git a/src/network/network_content_gui.cpp b/src/network/network_content_gui.cpp
index 8b4c88978..047d898f8 100644
--- a/src/network/network_content_gui.cpp
+++ b/src/network/network_content_gui.cpp
@@ -251,6 +251,8 @@ class NetworkContentListWindow : public QueryStringBaseWindow, ContentCallback {
this->FilterContentList();
this->content.Compact();
this->content.RebuildDone();
+
+ this->vscroll.SetCount(this->content.Length()); // Update the scrollbar
}
/** Sort content by name. */
@@ -328,13 +330,7 @@ class NetworkContentListWindow : public QueryStringBaseWindow, ContentCallback {
{
if (this->selected == NULL) return;
- if (this->list_pos < this->vscroll.pos) {
- /* scroll up to the server */
- this->vscroll.pos = this->list_pos;
- } else if (this->list_pos >= this->vscroll.pos + this->vscroll.cap) {
- /* scroll down so that the server is at the bottom */
- this->vscroll.pos = this->list_pos - this->vscroll.cap + 1;
- }
+ this->vscroll.ScrollTowards(this->list_pos);
}
public:
@@ -349,7 +345,7 @@ public:
InitializeTextBuffer(&this->text, this->edit_str_buf, this->edit_str_size, EDITBOX_MAX_LENGTH);
this->SetFocusedWidget(NCLWW_FILTER);
- this->vscroll.cap = 14;
+ this->vscroll.SetCapacity(14);
this->resize.step_height = 14;
this->resize.step_width = 2;
@@ -364,7 +360,6 @@ public:
this->FilterContentList();
this->SortContentList();
- SetVScrollCount(this, this->content.Length());
this->FindWindowPlacementAndResize(desc);
}
@@ -380,7 +375,6 @@ public:
if (this->content.NeedRebuild()) {
this->BuildContentList();
- SetVScrollCount(this, this->content.Length());
}
this->SortContentList();
@@ -428,7 +422,7 @@ public:
/* Fill the matrix with the information */
uint y = this->widget[NCLWW_MATRIX].top + 3;
int cnt = 0;
- for (ConstContentIterator iter = this->content.Get(this->vscroll.pos); iter != this->content.End() && cnt < this->vscroll.cap; iter++, cnt++) {
+ for (ConstContentIterator iter = this->content.Get(this->vscroll.GetPosition()); iter != this->content.End() && cnt < this->vscroll.GetCapacity(); iter++, cnt++) {
const ContentInfo *ci = *iter;
if (ci == this->selected) GfxFillRect(this->widget[NCLWW_CHECKBOX].left + 1, y - 2, this->widget[NCLWW_NAME].right - 1, y + 9, 10);
@@ -567,8 +561,8 @@ public:
case NCLWW_MATRIX: {
uint32 id_v = (pt.y - this->widget[NCLWW_MATRIX].top) / this->resize.step_height;
- if (id_v >= this->vscroll.cap) return; // click out of bounds
- id_v += this->vscroll.pos;
+ if (id_v >= this->vscroll.GetCapacity()) return; // click out of bounds
+ id_v += this->vscroll.GetPosition();
if (id_v >= this->content.Length()) return; // click out of bounds
@@ -641,11 +635,11 @@ public:
break;
case WKC_PAGEUP:
/* scroll up a page */
- this->list_pos = (this->list_pos < this->vscroll.cap) ? 0 : this->list_pos - this->vscroll.cap;
+ this->list_pos = (this->list_pos < this->vscroll.GetCapacity()) ? 0 : this->list_pos - this->vscroll.GetCapacity();
break;
case WKC_PAGEDOWN:
/* scroll down a page */
- this->list_pos = min(this->list_pos + this->vscroll.cap, (int)this->content.Length() - 1);
+ this->list_pos = min(this->list_pos + this->vscroll.GetCapacity(), (int)this->content.Length() - 1);
break;
case WKC_HOME:
/* jump to beginning */
@@ -700,11 +694,8 @@ public:
virtual void OnResize(Point delta)
{
- this->vscroll.cap += delta.y / (int)this->resize.step_height;
-
- this->widget[NCLWW_MATRIX].data = (this->vscroll.cap << MAT_ROW_START) + (1 << MAT_COL_START);
-
- SetVScrollCount(this, this->content.Length());
+ this->vscroll.UpdateCapacity(delta.y / (int)this->resize.step_height);
+ this->widget[NCLWW_MATRIX].data = (this->vscroll.GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
/* Make the matrix and details section grow both bigger (or smaller) */
delta.x /= 2;
diff --git a/src/network/network_gui.cpp b/src/network/network_gui.cpp
index fbb2305c5..f8ebc382a 100644
--- a/src/network/network_gui.cpp
+++ b/src/network/network_gui.cpp
@@ -151,6 +151,7 @@ protected:
this->servers.Compact();
this->servers.RebuildDone();
+ this->vscroll.SetCount(this->servers.Length());
}
/** Sort servers by name. */
@@ -303,13 +304,7 @@ protected:
void ScrollToSelectedServer()
{
if (this->list_pos == SLP_INVALID) return; // no server selected
- if (this->list_pos < this->vscroll.pos) {
- /* scroll up to the server */
- this->vscroll.pos = this->list_pos;
- } else if (this->list_pos >= this->vscroll.pos + this->vscroll.cap) {
- /* scroll down so that the server is at the bottom */
- this->vscroll.pos = this->list_pos - this->vscroll.cap + 1;
- }
+ this->vscroll.ScrollTowards(this->list_pos);
}
public:
@@ -338,7 +333,7 @@ public:
UpdateNetworkGameWindow(true);
- this->vscroll.cap = 11;
+ this->vscroll.SetCapacity(11);
this->resize.step_height = NET_PRC__SIZE_OF_ROW;
this->field = NGWW_CLIENT;
@@ -367,7 +362,6 @@ public:
if (this->servers.NeedRebuild()) {
this->BuildNetworkGameList();
- SetVScrollCount(this, this->servers.Length());
}
this->SortNetworkGameList();
@@ -405,9 +399,9 @@ public:
uint16 y = NET_PRC__OFFSET_TOP_WIDGET + 3;
- const int max = min(this->vscroll.pos + this->vscroll.cap, (int)this->servers.Length());
+ const int max = min(this->vscroll.GetPosition() + this->vscroll.GetCapacity(), (int)this->servers.Length());
- for (int i = this->vscroll.pos; i < max; ++i) {
+ for (int i = this->vscroll.GetPosition(); i < max; ++i) {
const NetworkGameList *ngl = this->servers[i];
this->DrawServerLine(ngl, y, ngl == sel);
y += NET_PRC__SIZE_OF_ROW;
@@ -517,8 +511,8 @@ public:
case NGWW_MATRIX: { // Matrix to show networkgames
uint32 id_v = (pt.y - NET_PRC__OFFSET_TOP_WIDGET) / NET_PRC__SIZE_OF_ROW;
- if (id_v >= this->vscroll.cap) return; // click out of bounds
- id_v += this->vscroll.pos;
+ if (id_v >= this->vscroll.GetCapacity()) return; // click out of bounds
+ id_v += this->vscroll.GetPosition();
this->server = (id_v < this->servers.Length()) ? this->servers[id_v] : NULL;
this->list_pos = (server == NULL) ? SLP_INVALID : id_v;
@@ -666,12 +660,12 @@ public:
case WKC_PAGEUP:
/* scroll up a page */
if (this->server == NULL) return ES_HANDLED;
- this->list_pos = (this->list_pos < this->vscroll.cap) ? 0 : this->list_pos - this->vscroll.cap;
+ this->list_pos = (this->list_pos < this->vscroll.GetCapacity()) ? 0 : this->list_pos - this->vscroll.GetCapacity();
break;
case WKC_PAGEDOWN:
/* scroll down a page */
if (this->server == NULL) return ES_HANDLED;
- this->list_pos = min(this->list_pos + this->vscroll.cap, (int)this->servers.Length() - 1);
+ this->list_pos = min(this->list_pos + this->vscroll.GetCapacity(), (int)this->servers.Length() - 1);
break;
case WKC_HOME:
/* jump to beginning */
@@ -723,11 +717,8 @@ public:
virtual void OnResize(Point delta)
{
- this->vscroll.cap += delta.y / (int)this->resize.step_height;
-
- this->widget[NGWW_MATRIX].data = (this->vscroll.cap << MAT_ROW_START) + (1 << MAT_COL_START);
-
- SetVScrollCount(this, this->servers.Length());
+ this->vscroll.UpdateCapacity(delta.y / (int)this->resize.step_height);
+ this->widget[NGWW_MATRIX].data = (this->vscroll.GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
/* Additional colums in server list */
if (this->width > NetworkGameWindow::MIN_EXTRA_COLUMNS_WIDTH + GetWidgetWidth(NGWW_MAPSIZE) +
@@ -1009,8 +1000,8 @@ struct NetworkStartServerWindow : public QueryStringBaseWindow {
_saveload_mode = SLD_NEW_GAME;
BuildFileList();
- this->vscroll.cap = 12;
- this->vscroll.count = _fios_items.Length() + 1;
+ this->vscroll.SetCapacity(12);
+ this->vscroll.SetCount(_fios_items.Length() + 1);
this->afilter = CS_ALPHANUMERAL;
InitializeTextBuffer(&this->text, this->edit_str_buf, this->edit_str_size, 160);
@@ -1043,7 +1034,7 @@ struct NetworkStartServerWindow : public QueryStringBaseWindow {
/* draw list of maps */
GfxFillRect(this->widget[NSSW_SELMAP].left + 1, this->widget[NSSW_SELMAP].top + 1, this->widget[NSSW_SELMAP].right - 1, this->widget[NSSW_SELMAP].bottom - 1, 0xD7); // black background of maps list
- for (uint pos = this->vscroll.pos; pos < _fios_items.Length() + 1; pos++) {
+ for (uint pos = this->vscroll.GetPosition(); pos < _fios_items.Length() + 1; pos++) {
item = _fios_items.Get(pos - 1);
if (item == this->map || (pos == 0 && this->map == NULL)) {
GfxFillRect(this->widget[NSSW_SELMAP].left + 1, y - 1, this->widget[NSSW_SELMAP].right - 1, y + 10, 155); // show highlighted item with a different colour
@@ -1056,7 +1047,7 @@ struct NetworkStartServerWindow : public QueryStringBaseWindow {
}
y += NSSWND_ROWSIZE;
- if (y >= this->vscroll.cap * NSSWND_ROWSIZE + NSSWND_START) break;
+ if (y >= this->vscroll.GetCapacity() * NSSWND_ROWSIZE + NSSWND_START) break;
}
}
@@ -1078,8 +1069,8 @@ struct NetworkStartServerWindow : public QueryStringBaseWindow {
case NSSW_SELMAP: { // Select map
int y = (pt.y - NSSWND_START) / NSSWND_ROWSIZE;
- y += this->vscroll.pos;
- if (y >= this->vscroll.count) return;
+ y += this->vscroll.GetPosition();
+ if (y >= this->vscroll.GetCount()) return;
this->map = (y == 0) ? NULL : _fios_items.Get(y - 1);
this->SetDirty();
@@ -1403,7 +1394,7 @@ struct NetworkLobbyWindow : public Window {
NetworkLobbyWindow(const WindowDesc *desc, NetworkGameList *ngl) :
Window(desc), company(INVALID_COMPANY), server(ngl)
{
- this->vscroll.cap = 10;
+ this->vscroll.SetCapacity(10);
this->FindWindowPlacementAndResize(desc);
}
@@ -1436,10 +1427,10 @@ struct NetworkLobbyWindow : public Window {
SetDParamStr(0, gi->server_name);
this->DrawWidgets();
- SetVScrollCount(this, gi->companies_on);
+ this->vscroll.SetCount(gi->companies_on);
/* Draw company list */
- pos = this->vscroll.pos;
+ pos = this->vscroll.GetPosition();
while (pos < gi->companies_on) {
byte company = NetworkLobbyFindCompanyIndex(pos);
bool income = false;
@@ -1456,7 +1447,7 @@ struct NetworkLobbyWindow : public Window {
pos++;
y += NET_PRC__SIZE_OF_ROW;
- if (pos >= this->vscroll.pos + this->vscroll.cap) break;
+ if (pos >= this->vscroll.GetPosition() + this->vscroll.GetCapacity()) break;
}
/* Draw info about selected company when it is selected in the left window */
@@ -1529,9 +1520,9 @@ struct NetworkLobbyWindow : public Window {
case NLWW_MATRIX: { // Company list
uint32 id_v = (pt.y - NET_PRC__OFFSET_TOP_WIDGET_COMPANY) / NET_PRC__SIZE_OF_ROW;
- if (id_v >= this->vscroll.cap) break;
+ if (id_v >= this->vscroll.GetCapacity()) break;
- id_v += this->vscroll.pos;
+ id_v += this->vscroll.GetPosition();
this->company = (id_v >= this->server->info.companies_on) ? INVALID_COMPANY : NetworkLobbyFindCompanyIndex(id_v);
this->SetDirty();
} break;
diff --git a/src/window_gui.h b/src/window_gui.h
index 312b954bf..0a2e4159e 100644
--- a/src/window_gui.h
+++ b/src/window_gui.h
@@ -289,6 +289,23 @@ public:
if (difference == 0) return;
this->SetPosition(Clamp(this->pos + difference, 0, this->count - this->cap));
}
+
+ /**
+ * Scroll towards the given position; if the item is visible nothing
+ * happens, otherwise it will be shown either at the bottom or top of
+ * the window depending on where in the list it was.
+ * @param position the position to scroll towards.
+ */
+ void ScrollTowards(int position)
+ {
+ if (position < this->GetPosition()) {
+ /* scroll up to the item */
+ this->SetPosition(position);
+ } else if (position >= this->GetPosition() + this->GetCapacity()) {
+ /* scroll down so that the item is at the bottom */
+ this->SetPosition(position - this->GetCapacity() + 1);
+ }
+ }
};
/**