Static control [05/10]: Better STM_GETIMAGE
Michael Kaufmann
hallo at michael-kaufmann.ch
Wed Jan 11 16:27:05 CST 2006
Changelog:
- STM_GETIMAGE returns NULL if the given image type doesn't match the
control's style
-------------- next part --------------
--- static-old.c 2006-01-11 22:41:02.000000000 +0100
+++ static.c 2006-01-11 22:42:26.000000000 +0100
@@ -201,6 +201,32 @@
}
/***********************************************************************
+ * STATIC_GetImage
+ *
+ * Gets the bitmap for an SS_BITMAP control, the icon/cursor for an
+ * SS_ICON control or the enhanced metafile for an SS_ENHMETAFILE control.
+ */
+static HANDLE STATIC_GetImage( HWND hwnd, WPARAM wParam, DWORD style )
+{
+ switch(style & SS_TYPEMASK)
+ {
+ case SS_ICON:
+ if ((wParam != IMAGE_ICON) &&
+ (wParam != IMAGE_CURSOR)) return NULL;
+ break;
+ case SS_BITMAP:
+ if (wParam != IMAGE_BITMAP) return NULL;
+ break;
+ case SS_ENHMETAFILE:
+ if (wParam != IMAGE_ENHMETAFILE) return NULL;
+ break;
+ default:
+ return NULL;
+ }
+ return (HANDLE)GetWindowLongPtrW( hwnd, HICON_GWL_OFFSET );
+}
+
+/***********************************************************************
* STATIC_LoadIconA
*
* Load the icon for an SS_ICON control.
@@ -473,13 +499,11 @@
return 0;
case STM_GETIMAGE:
- /* FIXME: Return NULL if wParam doesn't match the control's style.
- wParam is IMAGE_BITMAP, IMAGE_CURSOR, IMAGE_ENHMETAFILE
- or IMAGE_ICON */
+ return (LRESULT)STATIC_GetImage( hwnd, wParam, full_style );
+
case STM_GETICON16:
case STM_GETICON:
- /* FIXME: Return NULL if this control doesn't show an icon */
- return GetWindowLongPtrW( hwnd, HICON_GWL_OFFSET );
+ return (LRESULT)STATIC_GetImage( hwnd, IMAGE_ICON, full_style );
case STM_SETIMAGE:
switch(wParam) {
More information about the wine-patches
mailing list