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opengl: added support for carbonglcontrol delayed window embedding

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git-svn-id: trunk@27165 -
This commit is contained in:
dmitry 2010-08-22 18:40:08 +00:00
parent 0544c85136
commit d81c7d3203
1 changed files with 21 additions and 1 deletions
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22
components/opengl/glcarbonaglcontext.pas
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@ -121,12 +121,15 @@ var
r : array [0..3] of Integer;
bnd : HIRect;
str : MacOSAll.Rect;
win : WindowRef;
begin
info:=GetAGLControlInfo(AWidget.Widget);
if not Assigned(info) then Exit;
win:=HIViewGetWindow(AWidget.Widget);
if not Assigned(win) then Exit;
GetWindowBounds(win, kWindowStructureRgn, str);
HIViewGetBounds(AWidget.Widget, bnd);
HIViewConvertPoint(bnd.origin, AWidget.Widget, nil);
GetWindowBounds( HIViewGetWindow(AWidget.Widget), kWindowStructureRgn, str);
r[0]:=Round(bnd.origin.x);
r[1]:=Round((str.bottom-str.top)- bnd.origin.y-bnd.size.height);
@ -145,6 +148,18 @@ begin
ResizeOGLControl(AWidget);
end;
function CarbonGLControl_WindowChange(ANextHandler: EventHandlerCallRef;
AEvent: EventRef;
AWidget: TCarbonWidget): OSStatus; {$IFDEF darwin}mwpascal;{$ENDIF}
var
win : WindowRef;
begin
Result:=CallNextEventHandler(ANextHandler, AEvent);
if GetEventParameter(AEvent, kEventParamControlCurrentOwningWindow, typeWindowRef,
nil, sizeof(win), nil, @win) = noErr then
if Assigned(win) then ResizeOGLControl(AWidget);
end;
function LOpenGLCreateContext(AWinControl: TWinControl;
WSPrivate: TWSPrivateClass; SharedControl: TWinControl;
DoubleBuffered, RGBA: boolean;
@ -191,6 +206,11 @@ begin
TempSpec:=MakeEventSpec(kEventClassControl, kEventControlBoundsChanged);
InstallControlEventHandler(Control.Widget, RegisterEventHandler(@CarbonGLControl_Resize),
1, @TempSpec, Control, nil);
TempSpec:=MakeEventSpec(kEventClassControl, kEventControlOwningWindowChanged);
// The control might be embeded into a window, after the its creation
// the example of the situation is give at bug report #17244
InstallControlEventHandler(Control.Widget, RegisterEventHandler(@CarbonGLControl_WindowChange),
1, @TempSpec, Control, nil);
Result:=HWnd(Control);
//debugln(['LOpenGLCreateContext ',dbgs(Result)]);