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static control: Separate WM_NCCREATE and WM_SETTEXT. 

- Separate WM_NCCREATE and WM_SETTEXT.
- WM_SETTEXT and WM_SETFONT are ignored for static controls that don't
  display text.
- WM_SETTEXT must not be used to change the icon/bitmap/metafile.
- Immediately repaint the control on all occasions.
This commit is contained in:
Michael Kaufmann 2006-01-17 16:08:59 +01:00 committed by Alexandre Julliard
parent 97be4fa91d
commit 6ca3e6365a
1 changed files with 80 additions and 61 deletions
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141
dlls/user/static.c
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@ -335,6 +335,27 @@ static VOID STATIC_InitColours(void)
color_3dhighlight = GetSysColor(COLOR_3DHIGHLIGHT);
}
/***********************************************************************
* hasTextStyle
*
* Tests if the control displays text.
*/
static BOOL hasTextStyle( DWORD style )
{
switch(style & SS_TYPEMASK)
{
case SS_SIMPLE:
case SS_LEFT:
case SS_LEFTNOWORDWRAP:
case SS_CENTER:
case SS_RIGHT:
case SS_OWNERDRAW:
return TRUE;
}
return FALSE;
}
/***********************************************************************
* StaticWndProc_common
*/
@ -402,76 +423,74 @@ static LRESULT StaticWndProc_common( HWND hwnd, UINT uMsg, WPARAM wParam,
break;
case WM_NCCREATE:
if (full_style & SS_SUNKEN)
SetWindowLongW( hwnd, GWL_EXSTYLE,
GetWindowLongW( hwnd, GWL_EXSTYLE ) | WS_EX_STATICEDGE );
{
LPCSTR textA;
LPCWSTR textW;
if (full_style & SS_SUNKEN)
SetWindowLongW( hwnd, GWL_EXSTYLE,
GetWindowLongW( hwnd, GWL_EXSTYLE ) | WS_EX_STATICEDGE );
if(unicode)
{
textA = NULL;
textW = ((LPCREATESTRUCTW)lParam)->lpszName;
}
else
{
textA = ((LPCREATESTRUCTA)lParam)->lpszName;
textW = NULL;
}
switch (style) {
case SS_ICON:
{
HICON hIcon;
if(unicode)
hIcon = STATIC_LoadIconW(hwnd, textW, full_style);
else
hIcon = STATIC_LoadIconA(hwnd, textA, full_style);
STATIC_SetIcon(hwnd, hIcon, full_style);
}
break;
case SS_BITMAP:
{
HBITMAP hBitmap;
if(unicode)
hBitmap = STATIC_LoadBitmapW(hwnd, textW);
else
hBitmap = STATIC_LoadBitmapA(hwnd, textA);
STATIC_SetBitmap(hwnd, hBitmap, full_style);
}
break;
}
/* SS_ENHMETAFILE: Despite what MSDN says, Windows does not load
the enhanced metafile that was specified as the window text. */
}
return unicode ? DefWindowProcW(hwnd, uMsg, wParam, lParam) :
DefWindowProcA(hwnd, uMsg, wParam, lParam);
if(unicode)
lParam = (LPARAM)(((LPCREATESTRUCTW)lParam)->lpszName);
else
lParam = (LPARAM)(((LPCREATESTRUCTA)lParam)->lpszName);
/* fall through */
case WM_SETTEXT:
switch (style) {
case SS_ICON:
{
HICON hIcon;
if(unicode)
hIcon = STATIC_LoadIconW(hwnd, (LPCWSTR)lParam, full_style);
else
hIcon = STATIC_LoadIconA(hwnd, (LPCSTR)lParam, full_style);
/* FIXME : should we also return the previous hIcon here ??? */
STATIC_SetIcon(hwnd, hIcon, full_style);
break;
}
case SS_BITMAP:
{
HBITMAP hBitmap;
if(unicode)
hBitmap = STATIC_LoadBitmapW(hwnd, (LPCWSTR)lParam);
else
hBitmap = STATIC_LoadBitmapA(hwnd, (LPCSTR)lParam);
STATIC_SetBitmap(hwnd, hBitmap, full_style);
break;
}
/* SS_ENHMETAFILE: Despite what MSDN says, Windows does not load
the enhanced metafile that was specified as the window text. */
case SS_LEFT:
case SS_CENTER:
case SS_RIGHT:
case SS_SIMPLE:
case SS_LEFTNOWORDWRAP:
if (hasTextStyle( full_style ))
{
if (HIWORD(lParam))
{
if(unicode)
lResult = DefWindowProcW( hwnd, WM_SETTEXT, wParam, lParam );
else
lResult = DefWindowProcA( hwnd, WM_SETTEXT, wParam, lParam );
if(unicode)
lResult = DefWindowProcW( hwnd, uMsg, wParam, lParam );
else
lResult = DefWindowProcA( hwnd, uMsg, wParam, lParam );
STATIC_TryPaintFcn( hwnd, full_style );
}
if (uMsg == WM_SETTEXT)
STATIC_TryPaintFcn( hwnd, full_style );
break;
}
default:
if (HIWORD(lParam))
{
if(unicode)
lResult = DefWindowProcW( hwnd, WM_SETTEXT, wParam, lParam );
else
lResult = DefWindowProcA( hwnd, WM_SETTEXT, wParam, lParam );
}
if(uMsg == WM_SETTEXT)
InvalidateRect(hwnd, NULL, TRUE);
}
return 1; /* success. FIXME: check text length */
break;
case WM_SETFONT:
if ((style == SS_ICON) || (style == SS_BITMAP)) return 0;
SetWindowLongPtrW( hwnd, HFONT_GWL_OFFSET, wParam );
if (LOWORD(lParam))
InvalidateRect( hwnd, NULL, TRUE );
if (hasTextStyle( full_style ))
{
SetWindowLongPtrW( hwnd, HFONT_GWL_OFFSET, wParam );
if (LOWORD(lParam))
STATIC_TryPaintFcn( hwnd, full_style );
}
break;
case WM_GETFONT: