[PATCH] msi: Set first dialog as parent in subsequent dialogs

[Fabian Maurer]

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=51576
Signed-off-by: Fabian Maurer 
---
 dlls/msi/dialog.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/dlls/msi/dialog.c b/dlls/msi/dialog.c
index 703f9d43957..144d7308b3f 100644
--- a/dlls/msi/dialog.c
+++ b/dlls/msi/dialog.c
@@ -139,6 +139,7 @@ typedef struct

static DWORD uiThreadId;
 static HWND hMsiHiddenWindow;
+static HANDLE hPrevious = NULL;

static LPWSTR msi_get_window_text( HWND hwnd )
 {
@@ -3881,6 +3882,8 @@ static LRESULT WINAPI MSIDialog_WndProc( HWND hwnd, UINT msg,
         return SendMessageW( (HWND) lParam, WM_CTLCOLORSTATIC, wParam, lParam );

case WM_DESTROY:
+        if (dialog->hwnd == hPrevious)
+            hPrevious = NULL;
         dialog->hwnd = NULL;
         return 0;
     case WM_NOTIFY:
@@ -3919,13 +3922,16 @@ static UINT dialog_run_message_loop( msi_dialog *dialog )

hwnd = CreateWindowW( L"MsiDialogCloseClass", dialog->name, style,
                      CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
-                     NULL, NULL, NULL, dialog );
+                     hPrevious, NULL, NULL, dialog );
     if( !hwnd )
     {
         ERR("Failed to create dialog %s\n", debugstr_w( dialog->name ));
         return ERROR_FUNCTION_FAILED;
     }

+    if (!hPrevious)
+        hPrevious = hwnd;
+
     ShowWindow( hwnd, SW_SHOW );
     /* UpdateWindow( hwnd ); - and causes the transparent static controls not to paint */

--
2.32.0

[Chip Davis]

August 8, 2021 5:12 PM, "Fabian Maurer"  wrote:
> diff --git a/dlls/msi/dialog.c b/dlls/msi/dialog.c
> index 703f9d43957..144d7308b3f 100644
> --- a/dlls/msi/dialog.c
> +++ b/dlls/msi/dialog.c
> @@ -139,6 +139,7 @@ typedef struct
>
> static DWORD uiThreadId;
>  static HWND hMsiHiddenWindow;
> +static HANDLE hPrevious = NULL;

This is a fairly minor issue, but I don't think using generic 'HANDLE' as the type instead of specific 'HWND' here is a good idea. Also, Hungarian notation is discouraged in Wine now. You don't have to change the other variables; just please don't use Hungarian on new variables that you add.

Chip

[Fabian Maurer]

Hello Chip,

thanks for your reply. I sent an updated version.

Regards,
Fabian Maurer