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gtk2 intf: repaint messages use gtk2 cliprect

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git-svn-id: trunk@14997 -
This commit is contained in:
mattias 2008-04-28 07:55:43 +00:00
parent 5b11d49d7e
commit b4f15918e5
1 changed files with 12 additions and 1 deletions
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13
lcl/interfaces/gtk/gtkcallback.inc
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@ -507,14 +507,18 @@ function gtkDrawAfterCB(Widget: PGtkWidget; area: PGDKRectangle;
data: gPointer) : GBoolean; cdecl;
function WidgetHasDrawAllBug: boolean;
{$IFDEF Gtk1}
var
WidgetStyle: PGtkStyle;
{$ENDIF}
begin
Result:=false;
{$IFDEF Gtk1}
WidgetStyle := gtk_widget_get_style(Widget);
if (WidgetStyle=nil) then exit;
if (WidgetStyle^.engine=nil) then exit;
Result:=true;
{$ENDIF}
//DebugLn(['WidgetHasDrawAllBug ',dbgs(WidgetStyle^.engine)]);
end;
@ -573,9 +577,13 @@ begin
//DebugLn(['gtkExposeEvent ',GetWidgetDebugReport(Widget),' ',dbgGRect(@Event^.Area)]);
{$IFDEF Gtk1}
// the expose area is ok, but some gtk widgets repaint everything on expose
// -> maximize the area
DeliverGtkPaintMessage(Data, Widget, @Event^.Area, True, False);
{$ELSE}
DeliverGtkPaintMessage(Data, Widget, @Event^.Area, False, False);
{$ENDIF}
end;
function gtkExposeEventAfter(Widget: PGtkWidget; Event : PGDKEventExpose;
@ -608,10 +616,13 @@ begin
//DebugLn(['gtkExposeEventAfter ',GetWidgetDebugReport(Widget),' ',dbgGRect(@Event^.Area)]);
{$IFDEF Gtk1}
// the expose area is ok, but some gtk widgets repaints everything on expose
// -> maximize the area
DeliverGtkPaintMessage(Data,Widget,@Event^.Area,true,true);
{$IFDEF GTK2}
{$ELSE}
DeliverGtkPaintMessage(Data,Widget,@Event^.Area,false,true);
// Some widgets in gtk2 don't have their own exclusive "windows" so a synthetic event must be sent
// MG: That is already done by the gtk2. For which widgets does this not work?
// Enabling this results in double painting, which is slower and