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MG: tried to xor caret, but failed :(

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git-svn-id: trunk@540 -
This commit is contained in:
lazarus 2001-12-17 12:14:40 +00:00
parent e841f8d1dd
commit 153cb141ac
1 changed files with 20 additions and 4 deletions
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24
lcl/interfaces/gtk/gtkwinapiwindow.pp
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@ -343,6 +343,9 @@ const
var
Widget: PGTKWidget;
HasFocus: boolean;
//OldGdkFunction: TGdkFunction;
ForeGroundGC: PGdkGC;
//ForeGroundGCValues: TGdkGCValues;
begin
if Client = nil then begin
WriteLn('WARNING: [GTKAPIWidgetClient_DrawCaret] Got nil client');
@ -384,6 +387,7 @@ begin
then
BackPixmap := gdk_pixmap_new(Widget^.Window, Width, Height, -1);
// undraw old caret
if (BackPixmap <> nil) and (Widget<>nil) and ((Widget^.theStyle)<>nil)
and (Width>0) and (Height>0)
then gdk_draw_pixmap(
@ -396,13 +400,22 @@ begin
if (PGTKStyle(PGTKWidget(Client)^.theStyle)<>nil)
and (PGTKWidget(Client)^.Window<>nil)
and (Width>0) and (Height>0)
and (PGTKWidget(Client)^.theStyle<>nil) then
and (PGTKWidget(Client)^.theStyle<>nil) then begin
// set draw function to xor
ForeGroundGC:=PGTKStyle(
PGTKWidget(Client)^.theStyle)^.fg_gc[GC_STATE[Integer(Pixmap) <> 1]];
//gdk_gc_get_values(ForeGroundGC,@ForeGroundGCValues);
//OldGdkFunction:=ForeGroundGCValues.thefunction;
//gdk_gc_set_function(ForeGroundGC,GDK_XOR);
// draw the caret
gdk_draw_rectangle(
PGTKWidget(Client)^.Window,
PGTKStyle(PGTKWidget(Client)^.theStyle)^.fg_gc[GC_STATE[Integer(Pixmap) <> 1]],
ForeGroundGC,
1, X, Y, Width, Height
)
else
);
// restore draw function
//gdk_gc_set_function(ForeGroundGC,OldGdkFunction);
end else
writeln('***: Draw Caret failed: Client=',HexStr(Cardinal(Client),8),' X=',X,' Y=',Y,' W=',Width,' H=',Height,' ',Pixmap<>nil,',',PGTKWidget(Client)^.Window<>nil,',',PGTKWidget(Client)^.theStyle<>nil);
IsDrawn := True;
@ -699,6 +712,9 @@ end.
{ =============================================================================
$Log$
Revision 1.19 2001/12/17 12:14:40 lazarus
MG: tried to xor caret, but failed :(
Revision 1.18 2001/12/12 14:39:26 lazarus
MG: carets will now be auto destroyed on widget destroy