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Implement transparency in the text control.

oldstable
Mike McCormack 2005-06-24 11:34:43 +00:00 committed by Alexandre Julliard
parent 261a8b5e9a
commit 2250fce60f
1 changed files with 61 additions and 3 deletions
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64
dlls/msi/dialog.c
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@ -380,9 +380,9 @@ static msi_control *msi_dialog_add_control( msi_dialog *dialog,
name = MSI_RecordGetString( rec, 2 );
attributes = MSI_RecordGetInteger( rec, 8 );
text = MSI_RecordGetString( rec, 10 );
if( attributes & 1 )
if( attributes & msidbControlAttributesVisible )
style |= WS_VISIBLE;
if( ~attributes & 2 )
if( ~attributes & msidbControlAttributesEnabled )
style |= WS_DISABLED;
msi_dialog_map_events(dialog, name);
@ -391,11 +391,65 @@ static msi_control *msi_dialog_add_control( msi_dialog *dialog,
style, dialog->hwnd );
}
struct msi_text_info
{
WNDPROC oldproc;
DWORD attributes;
};
static LRESULT WINAPI
MSIText_WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
struct msi_text_info *info;
HRESULT r = 0;
TRACE("%p %04x %08x %08lx\n", hWnd, msg, wParam, lParam);
info = GetPropW(hWnd, szButtonData);
if( msg == WM_CTLCOLORSTATIC &&
( info->attributes & msidbControlAttributesTransparent ) )
{
SetBkMode( (HDC)wParam, TRANSPARENT );
return (LRESULT) GetStockObject(NULL_BRUSH);
}
r = CallWindowProcW(info->oldproc, hWnd, msg, wParam, lParam);
switch( msg )
{
case WM_NCDESTROY:
HeapFree( GetProcessHeap(), 0, info );
RemovePropW( hWnd, szButtonData );
break;
}
return r;
}
static UINT msi_dialog_text_control( msi_dialog *dialog, MSIRECORD *rec )
{
msi_control *control;
struct msi_text_info *info;
TRACE("%p %p\n", dialog, rec);
msi_dialog_add_control( dialog, rec, szStatic, 0 );
control = msi_dialog_add_control( dialog, rec, szStatic, SS_LEFT | WS_GROUP );
if( !control )
return ERROR_FUNCTION_FAILED;
info = HeapAlloc( GetProcessHeap(), 0, sizeof *info );
if( !info )
return ERROR_SUCCESS;
info->attributes = MSI_RecordGetInteger( rec, 8 );
if( info->attributes & msidbControlAttributesTransparent )
SetWindowLongPtrW( control->hwnd, GWL_EXSTYLE, WS_EX_TRANSPARENT );
info->oldproc = (WNDPROC) SetWindowLongPtrW( control->hwnd, GWLP_WNDPROC,
(LONG_PTR)MSIText_WndProc );
SetPropW( control->hwnd, szButtonData, info );
return ERROR_SUCCESS;
}
@ -1559,6 +1613,10 @@ static LRESULT WINAPI MSIDialog_WndProc( HWND hwnd, UINT msg,
case WM_COMMAND:
return msi_dialog_oncommand( dialog, wParam, (HWND)lParam );
/* bounce back to our subclassed static control */
case WM_CTLCOLORSTATIC:
return SendMessageW( (HWND) lParam, WM_CTLCOLORSTATIC, wParam, lParam );
case WM_DESTROY:
dialog->hwnd = NULL;
return 0;