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(svn r17356) -Fix: actually implement scrolling for the subsidy list instead of 'just' showing a scroll bar.

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This commit is contained in:
rubidium 2009-09-01 20:42:12 +00:00
parent c96733d191
commit a4af668986
2 changed files with 72 additions and 45 deletions
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6
src/subsidy.cpp
View File

@ -57,7 +57,7 @@ void Subsidy::AwardTo(CompanyID company)
);
AI::BroadcastNewEvent(new AIEventSubsidyAwarded(this->index));
InvalidateWindow(WC_SUBSIDIES_LIST, 0);
InvalidateWindowData(WC_SUBSIDIES_LIST, 0);
}
/**
@ -152,7 +152,7 @@ void DeleteSubsidyWith(SourceType type, SourceID index)
}
if (dirty) {
InvalidateWindow(WC_SUBSIDIES_LIST, 0);
InvalidateWindowData(WC_SUBSIDIES_LIST, 0);
RebuildSubsidisedSourceAndDestinationCache();
}
}
@ -315,7 +315,7 @@ void SubsidyMonthlyLoop()
} while (n--);
}
if (modified) InvalidateWindow(WC_SUBSIDIES_LIST, 0);
if (modified) InvalidateWindowData(WC_SUBSIDIES_LIST, 0);
}
/**

111
src/subsidy_gui.cpp
View File

@ -40,23 +40,26 @@ struct SubsidyListWindow : Window {
SubsidyListWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
{
this->InitNested(desc, window_number);
this->OnInvalidateData(0);
this->vscroll.cap = this->nested_array[SLW_PANEL]->current_y / this->resize.step_height;
}
virtual void OnClick(Point pt, int widget)
{
if (widget != SLW_PANEL) return;
int y = pt.y - this->nested_array[SLW_PANEL]->pos_y - FONT_HEIGHT_NORMAL - WD_FRAMERECT_TOP; // Skip 'subsidies on offer' line
int y = (pt.y - this->nested_array[SLW_PANEL]->pos_y - WD_FRAMERECT_TOP) / this->resize.step_height;
if (!IsInsideMM(y, 0, this->vscroll.cap)) return;
if (y < 0) return;
uint num = 0;
y += this->vscroll.pos;
y--; // Skip 'subsidies on offer' line
int num = 0;
const Subsidy *s;
FOR_ALL_SUBSIDIES(s) {
if (!s->IsAwarded()) {
y -= FONT_HEIGHT_NORMAL;
if (y < 0) {
y--;
if (y == 0) {
this->HandleClick(s);
return;
}
@ -65,17 +68,17 @@ struct SubsidyListWindow : Window {
}
if (num == 0) {
y -= FONT_HEIGHT_NORMAL; // "None"
y--; // "None"
if (y < 0) return;
}
y -= 2 * FONT_HEIGHT_NORMAL; // "Services already subsidised:"
y -= 2; // "Services already subsidised:"
if (y < 0) return;
FOR_ALL_SUBSIDIES(s) {
if (s->IsAwarded()) {
y -= FONT_HEIGHT_NORMAL;
if (y < 0) {
y--;
if (y == 0) {
this->HandleClick(s);
return;
}
@ -116,11 +119,12 @@ struct SubsidyListWindow : Window {
this->DrawWidgets();
}
virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *resize)
/**
* Count the number of lines in this window.
* @return the number of lines
*/
uint CountLines()
{
if (widget != SLW_PANEL) return;
Dimension d = maxdim(GetStringBoundingBox(STR_SUBSIDIES_OFFERED_TITLE), GetStringBoundingBox(STR_SUBSIDIES_SUBSIDISED_TITLE));
/* Count number of (non) awarded subsidies */
uint num_awarded = 0;
uint num_not_awarded = 0;
@ -137,12 +141,18 @@ struct SubsidyListWindow : Window {
if (num_awarded == 0) num_awarded = 1;
if (num_not_awarded == 0) num_not_awarded = 1;
/* Number of lines to show. */
uint lines = 3; // Offered, accepted and an empty line before the accepted ones.
/* The lines with actual subsidies with a minimum of 4 */
lines += max(num_awarded + num_not_awarded, 4U);
/* Offered, accepted and an empty line before the accepted ones. */
return 3 + num_awarded + num_not_awarded;
}
d.height *= lines;
virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *resize)
{
if (widget != SLW_PANEL) return;
Dimension d = maxdim(GetStringBoundingBox(STR_SUBSIDIES_OFFERED_TITLE), GetStringBoundingBox(STR_SUBSIDIES_SUBSIDISED_TITLE));
resize->height = d.height;
d.height *= 5;
d.width += padding.width + WD_FRAMERECT_RIGHT + WD_FRAMERECT_LEFT;
d.height += padding.height + WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
*size = maxdim(*size, d);
@ -159,50 +169,67 @@ struct SubsidyListWindow : Window {
int y = r.top + WD_FRAMERECT_TOP;
int x = r.left + WD_FRAMERECT_LEFT;
/* Section for drawing the offered subisidies */
DrawString(x, right, y, STR_SUBSIDIES_OFFERED_TITLE);
y += FONT_HEIGHT_NORMAL;
uint num = 0;
int pos = -this->vscroll.pos;
/* Section for drawing the offered subisidies */
if (IsInsideMM(pos, 0, this->vscroll.cap)) DrawString(x, right, y + pos * FONT_HEIGHT_NORMAL, STR_SUBSIDIES_OFFERED_TITLE);
pos++;
uint num = 0;
const Subsidy *s;
FOR_ALL_SUBSIDIES(s) {
if (!s->IsAwarded()) {
/* Displays the two offered towns */
SetupSubsidyDecodeParam(s, 1);
SetDParam(7, _date - ymd.day + s->remaining * 32);
DrawString(x, right, y, STR_SUBSIDIES_OFFERED_FROM_TO);
y += FONT_HEIGHT_NORMAL;
if (IsInsideMM(pos, 0, this->vscroll.cap)) {
/* Displays the two offered towns */
SetupSubsidyDecodeParam(s, 1);
SetDParam(7, _date - ymd.day + s->remaining * 32);
DrawString(x, right, y + pos * FONT_HEIGHT_NORMAL, STR_SUBSIDIES_OFFERED_FROM_TO);
}
pos++;
num++;
}
}
if (num == 0) {
DrawString(x, right, y, STR_SUBSIDIES_NONE);
y += FONT_HEIGHT_NORMAL;
if (IsInsideMM(pos, 0, this->vscroll.cap)) DrawString(x, right, y + pos * FONT_HEIGHT_NORMAL, STR_SUBSIDIES_NONE);
pos++;
}
/* Section for drawing the already granted subisidies */
y += FONT_HEIGHT_NORMAL;
DrawString(x, right, y, STR_SUBSIDIES_SUBSIDISED_TITLE);
y += FONT_HEIGHT_NORMAL;
pos++;
if (IsInsideMM(pos, 0, this->vscroll.cap)) DrawString(x, right, y + pos * FONT_HEIGHT_NORMAL, STR_SUBSIDIES_SUBSIDISED_TITLE);
pos++;
num = 0;
FOR_ALL_SUBSIDIES(s) {
if (s->IsAwarded()) {
SetupSubsidyDecodeParam(s, 1);
SetDParam(7, s->awarded);
SetDParam(8, _date - ymd.day + s->remaining * 32);
if (IsInsideMM(pos, 0, this->vscroll.cap)) {
SetupSubsidyDecodeParam(s, 1);
SetDParam(7, s->awarded);
SetDParam(8, _date - ymd.day + s->remaining * 32);
/* Displays the two connected stations */
DrawString(x, right, y, STR_SUBSIDIES_SUBSIDISED_FROM_TO);
y += FONT_HEIGHT_NORMAL;
/* Displays the two connected stations */
DrawString(x, right, y + pos * FONT_HEIGHT_NORMAL, STR_SUBSIDIES_SUBSIDISED_FROM_TO);
}
pos++;
num++;
}
}
if (num == 0) DrawString(x, right, y, STR_SUBSIDIES_NONE);
if (num == 0) {
if (IsInsideMM(pos, 0, this->vscroll.cap)) DrawString(x, right, y + pos * FONT_HEIGHT_NORMAL, STR_SUBSIDIES_NONE);
pos++;
}
}
virtual void OnResize(Point delta)
{
this->vscroll.cap += delta.y / (int)this->resize.step_height;
}
virtual void OnInvalidateData(int data)
{
SetVScrollCount(this, this->CountLines());
}
};