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Clear an old button text in WM_SETTEXT as Windows does.

This commit is contained in:
Dmitry Timoshkov 2002-05-20 18:21:29 +00:00 committed by Alexandre Julliard
parent 4344c368cb
commit a081e2380f
1 changed files with 25 additions and 1 deletions
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26
controls/button.c
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@ -47,6 +47,7 @@
#define BUTTON_UNKNOWN2 0x20
#define BUTTON_UNKNOWN3 0x10
static UINT BUTTON_CalcLabelRect( HWND hwnd, HDC hdc, RECT *rc );
static void PB_Paint( HWND hwnd, HDC hDC, UINT action );
static void CB_Paint( HWND hwnd, HDC hDC, UINT action );
static void GB_Paint( HWND hwnd, HDC hDC, UINT action );
@ -301,10 +302,33 @@ static LRESULT WINAPI ButtonWndProc_common(HWND hWnd, UINT uMsg,
break;
case WM_SETTEXT:
{
/* Clear an old text here as Windows does */
HDC hdc = GetDC(hWnd);
HBRUSH hbrush;
RECT client, rc;
hbrush = SendMessageW(GetParent(hWnd), WM_CTLCOLORSTATIC, hdc, (LPARAM)hWnd);
if (!hbrush) /* did the app forget to call DefWindowProc ? */
hbrush = DefWindowProcW(GetParent(hWnd), WM_CTLCOLORSTATIC, hdc, (LPARAM)hWnd);
GetClientRect(hWnd, &client);
rc = client;
BUTTON_CalcLabelRect(hWnd, hdc, &rc);
/* Clip by client rect bounds */
if (rc.right > client.right) rc.right = client.right;
if (rc.bottom > client.bottom) rc.bottom = client.bottom;
FillRect(hdc, &rc, hbrush);
ReleaseDC(hWnd, hdc);
if (unicode) DefWindowProcW( hWnd, WM_SETTEXT, wParam, lParam );
else DefWindowProcA( hWnd, WM_SETTEXT, wParam, lParam );
paint_button( hWnd, btn_type, ODA_DRAWENTIRE );
if (btn_type == BS_GROUPBOX) /* Yes, only for BS_GROUPBOX */
InvalidateRect( hWnd, NULL, TRUE );
else
paint_button( hWnd, btn_type, ODA_DRAWENTIRE );
return 1; /* success. FIXME: check text length */
}
case WM_SETFONT:
set_button_font( hWnd, wParam );