FGFS-4.1/OpenSceneGraph
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From Jason Beverage, "The following changes fix the flickering issue I'm seeing when trying to externally manage my cursor in Win32. If you set the cursor to InheritCursor, GraphicsWindowWin32 ignores WM_SETCURSOR and assumes you will set the cursor yourself."

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This commit is contained in:
Robert Osfield
2008-04-15 19:46:29 +00:00
parent 9724303f38
commit d2196c02bc
1 changed files with 12 additions and 5 deletions
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17
src/osgViewer/GraphicsWindowWin32.cpp
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@@ -1841,6 +1841,7 @@ void GraphicsWindowWin32::useCursor( bool cursorOn )
void GraphicsWindowWin32::setCursor( MouseCursor mouseCursor )
{
_mouseCursor = mouseCursor;
HCURSOR newCursor = getOrCreateCursor( mouseCursor);
if (newCursor == _currentCursor) return;
@@ -2176,11 +2177,17 @@ LRESULT GraphicsWindowWin32::handleNativeWindowingEvent( HWND hwnd, UINT uMsg, W
///////////////////
case WM_SETCURSOR :
///////////////////
if (_traits->useCursor)
::SetCursor( _currentCursor);
else
::SetCursor(NULL);
return TRUE;
//The cursor is only modified in response to the WM_SETCURSOR message if the mouse cursor isn't set to
//InheritCursor. InheritCursor lets the user manage the cursor externally.
if (_mouseCursor != InheritCursor)
{
if (_traits->useCursor)
::SetCursor( _currentCursor);
else
::SetCursor(NULL);
return TRUE;
}
break;
/////////////////
case WM_CLOSE :