Alexandre Julliard : user32: Add a helper to retrieve the dimensions of an icon.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 62ac036bc6148dffc53543a0184f6248bfbcc390
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=62ac036bc6148dffc53543a018...

Author: Alexandre Julliard <julliard(a)winehq.org>
Date:   Thu Oct 15 19:44:45 2009 +0200

user32: Add a helper to retrieve the dimensions of an icon.

---

 dlls/user32/cursoricon.c   |   14 ++++++++++++++
 dlls/user32/static.c       |   32 ++++++++++++++++----------------
 dlls/user32/uitools.c      |    9 ++-------
 dlls/user32/user_private.h |    1 +
 4 files changed, 33 insertions(+), 23 deletions(-)

diff --git a/dlls/user32/cursoricon.c b/dlls/user32/cursoricon.c
index 1ae33aa..3872c8a 100644
--- a/dlls/user32/cursoricon.c
+++ b/dlls/user32/cursoricon.c
@@ -473,6 +473,20 @@ void CURSORICON_FreeModuleIcons( HMODULE16 hMod16 )
     LeaveCriticalSection( &IconCrst );
 }
 
+/**********************************************************************
+ *              get_icon_size
+ */
+BOOL get_icon_size( HICON handle, SIZE *size )
+{
+    CURSORICONINFO *info;
+
+    if (!(info = GlobalLock16( HICON_16(handle) ))) return FALSE;
+    size->cx = info->nWidth;
+    size->cy = info->nHeight;
+    GlobalUnlock16( HICON_16(handle) );
+    return TRUE;
+}
+
 /*
  *  The following macro functions account for the irregularities of
  *   accessing cursor and icon resources in files and resource entries.
diff --git a/dlls/user32/static.c b/dlls/user32/static.c
index 69acbc5..6c61db2 100644
--- a/dlls/user32/static.c
+++ b/dlls/user32/static.c
@@ -148,12 +148,12 @@ static void restore_clipping(HDC hdc, HRGN hrgn)
 static HICON STATIC_SetIcon( HWND hwnd, HICON hicon, DWORD style )
 {
     HICON prevIcon;
-    CURSORICONINFO * info;
+    SIZE size;
 
     if ((style & SS_TYPEMASK) != SS_ICON) return 0;
-    info = hicon ? GlobalLock16(HICON_16(hicon)) : NULL;
-    if (hicon && !info) {
-        WARN("hicon != 0, but info == 0\n");
+    if (hicon && !get_icon_size( hicon, &size ))
+    {
+        WARN("hicon != 0, but invalid\n");
         return 0;
     }
     prevIcon = (HICON)SetWindowLongPtrW( hwnd, HICON_GWL_OFFSET, (LONG_PTR)hicon );
@@ -170,11 +170,9 @@ static HICON STATIC_SetIcon( HWND hwnd, HICON hicon, DWORD style )
         }
         else */
         {
-            SetWindowPos( hwnd, 0, 0, 0, info->nWidth, info->nHeight,
-                          SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOZORDER );
+            SetWindowPos( hwnd, 0, 0, 0, size.cx, size.cy, SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOZORDER );
         }
     }
-    if (info) GlobalUnlock16(HICON_16(hicon));
     return prevIcon;
 }
 
@@ -573,8 +571,10 @@ static LRESULT StaticWndProc_common( HWND hwnd, UINT uMsg, WPARAM wParam,
 
     case STM_GETIMAGE:
         return (LRESULT)STATIC_GetImage( hwnd, wParam, full_style );
-    
+
     case STM_GETICON16:
+        return HICON_16(STATIC_GetImage( hwnd, IMAGE_ICON, full_style ));
+
     case STM_GETICON:
         return (LRESULT)STATIC_GetImage( hwnd, IMAGE_ICON, full_style );
 
@@ -598,6 +598,8 @@ static LRESULT StaticWndProc_common( HWND hwnd, UINT uMsg, WPARAM wParam,
 	break;
 
     case STM_SETICON16:
+        wParam = (WPARAM)HICON_32( (HICON16)wParam );
+        /* fall through */
     case STM_SETICON:
         lResult = (LRESULT)STATIC_SetIcon( hwnd, (HICON)wParam, full_style );
         STATIC_TryPaintFcn( hwnd, full_style );
@@ -800,13 +802,12 @@ static void STATIC_PaintIconfn( HWND hwnd, HDC hdc, DWORD style )
     RECT rc, iconRect;
     HBRUSH hbrush;
     HICON hIcon;
-    CURSORICONINFO * info;
+    SIZE size;
 
     GetClientRect( hwnd, &rc );
     hbrush = STATIC_SendWmCtlColorStatic(hwnd, hdc);
     hIcon = (HICON)GetWindowLongPtrW( hwnd, HICON_GWL_OFFSET );
-    info = hIcon ? GlobalLock16(HICON_16(hIcon)) : NULL;
-    if (!hIcon || !info)
+    if (!hIcon || !get_icon_size( hIcon, &size ))
     {
         FillRect(hdc, &rc, hbrush);
     }
@@ -814,10 +815,10 @@ static void STATIC_PaintIconfn( HWND hwnd, HDC hdc, DWORD style )
     {
         if (style & SS_CENTERIMAGE)
         {
-            iconRect.left = (rc.right - rc.left) / 2 - info->nWidth / 2;
-            iconRect.top = (rc.bottom - rc.top) / 2 - info->nHeight / 2;
-            iconRect.right = iconRect.left + info->nWidth;
-            iconRect.bottom = iconRect.top + info->nHeight;
+            iconRect.left = (rc.right - rc.left) / 2 - size.cx / 2;
+            iconRect.top = (rc.bottom - rc.top) / 2 - size.cy / 2;
+            iconRect.right = iconRect.left + size.cx;
+            iconRect.bottom = iconRect.top + size.cy;
         }
         else
             iconRect = rc;
@@ -825,7 +826,6 @@ static void STATIC_PaintIconfn( HWND hwnd, HDC hdc, DWORD style )
         DrawIconEx( hdc, iconRect.left, iconRect.top, hIcon, iconRect.right - iconRect.left,
                     iconRect.bottom - iconRect.top, 0, NULL, DI_NORMAL );
     }
-    if (info) GlobalUnlock16(HICON_16(hIcon));
 }
 
 static void STATIC_PaintBitmapfn(HWND hwnd, HDC hdc, DWORD style )
diff --git a/dlls/user32/uitools.c b/dlls/user32/uitools.c
index a401fc3..c8e9580 100644
--- a/dlls/user32/uitools.c
+++ b/dlls/user32/uitools.c
@@ -22,8 +22,8 @@
 #include <stdarg.h>
 
 #include "windef.h"
+#include "winbase.h"
 #include "wingdi.h"
-#include "wine/winuser16.h"
 #include "winuser.h"
 #include "user_private.h"
 #include "wine/unicode.h"
@@ -1597,7 +1597,6 @@ static BOOL UITOOLS_DrawState(HDC hdc, HBRUSH hbr, DRAWSTATEPROC func, LPARAM lp
     if(!cx || !cy)
     {
         SIZE s;
-        CURSORICONINFO *ici;
         BITMAP bm;
 
         switch(opcode)
@@ -1612,11 +1611,7 @@ static BOOL UITOOLS_DrawState(HDC hdc, HBRUSH hbr, DRAWSTATEPROC func, LPARAM lp
             break;
 
         case DST_ICON:
-            ici = GlobalLock16((HGLOBAL16)lp);
-            if(!ici) return FALSE;
-            s.cx = ici->nWidth;
-            s.cy = ici->nHeight;
-            GlobalUnlock16((HGLOBAL16)lp);
+            if (!get_icon_size( (HICON)lp, &s )) return FALSE;
             break;
 
         case DST_BITMAP:
diff --git a/dlls/user32/user_private.h b/dlls/user32/user_private.h
index 8c49ad3..67fdbb6 100644
--- a/dlls/user32/user_private.h
+++ b/dlls/user32/user_private.h
@@ -328,6 +328,7 @@ typedef struct
 #include "poppack.h"
 
 extern void CURSORICON_FreeModuleIcons( HMODULE16 hModule ) DECLSPEC_HIDDEN;
+extern BOOL get_icon_size( HICON handle, SIZE *size ) DECLSPEC_HIDDEN;
 
 /* Mingw's assert() imports MessageBoxA and gets confused by user32 exporting it */
 #ifdef __MINGW32__