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LCL: Window, fixed SetCursor to no longer delay action to next mouse-move

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git-svn-id: trunk@21090 -
This commit is contained in:
martin 2009-08-03 15:16:39 +00:00
parent 4956fbac7b
commit 344ca971c9
1 changed files with 23 additions and 2 deletions
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25
lcl/interfaces/win32/win32wscontrols.pp
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@ -38,7 +38,7 @@ uses
//////////////////////////////////////////////////// ////////////////////////////////////////////////////
WSControls, WSLCLClasses, SysUtils, Win32Proc, Win32Extra, WSProc, WSControls, WSLCLClasses, SysUtils, Win32Proc, Win32Extra, WSProc,
{ LCL } { LCL }
InterfaceBase, LCLType, LCLIntf, LCLProc, Themes; InterfaceBase, LCLType, LCLIntf, LCLProc, Themes, Forms;
type type
{ TWin32WSDragImageList } { TWin32WSDragImageList }
@ -473,10 +473,31 @@ end;
class procedure TWin32WSWinControl.SetCursor(const AWinControl: TWinControl; class procedure TWin32WSWinControl.SetCursor(const AWinControl: TWinControl;
const ACursor: HCursor); const ACursor: HCursor);
var
P: TPoint;
BoundsOffset: TRect;
Hnd: HWND;
lControl: TControl;
begin begin
// in win32 controls have no cursor property. they can change their cursor // in win32 controls have no cursor property. they can change their cursor
// by listening WM_SETCURSOR and adjusting global cursor // by listening WM_SETCURSOR and adjusting global cursor
if csDesigning in AWinControl.ComponentState then if csDesigning in AWinControl.ComponentState then begin
Windows.SetCursor(ACursor);
exit;
end;
if Screen.Cursor <> crDefault then exit;
Windows.GetCursorPos(Windows.POINT(P));
Windows.ScreenToClient(AWinControl.Handle, Windows.POINT(P));
if (P.X < 0) or (P.Y < 0) or
(P.X >= AWinControl.Width) or (P.Y > AWinControl.Height)
then
exit;
lControl := AWinControl.ControlAtPos(P, [capfOnlyClientAreas,
capfAllowWinControls, capfRecursive]);
if (lControl = nil) or (lControl = AWinControl) then
Windows.SetCursor(ACursor); Windows.SetCursor(ACursor);
end; end;