Related: tdf#117068 inform salframe that there's a modal dialog running

Change-Id: Ie95fbc1586e11396271fb43e6117f39f4f61cb0e
Reviewed-on: https://gerrit.libreoffice.org/53086Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

include/vcl/window.hxx

@@ -603,8 +603,8 @@ public:
     SAL_DLLPRIVATE void                 ImplCallResize();
     SAL_DLLPRIVATE void                 ImplCallMove();
 
-    SAL_DLLPRIVATE void                 ImplIncModalCount();
-    SAL_DLLPRIVATE void                 ImplDecModalCount();
+                   void                 IncModalCount();
+                   void                 DecModalCount();
 
     SAL_DLLPRIVATE static void          ImplCalcSymbolRect( tools::Rectangle& rRect );
 

vcl/source/window/dialog.cxx

@@ -1169,7 +1169,7 @@ void Dialog::ImplSetModalInputMode( bool bModal )
             // #115933# disable the whole frame hierarchy, useful if our parent
             // is a modeless dialog
             mpDialogParent = pParent->mpWindowImpl->mpFrameWindow;
-            mpDialogParent->ImplIncModalCount();
+            mpDialogParent->IncModalCount();
         }
     }
     else
@@ -1179,7 +1179,7 @@ void Dialog::ImplSetModalInputMode( bool bModal )
             // #115933# re-enable the whole frame hierarchy again (see above)
             // note that code in getfocus assures that we do not accidentally enable
             // windows that were disabled before
-            mpDialogParent->ImplDecModalCount();
+            mpDialogParent->DecModalCount();
         }
 
         // Enable the prev Modal Dialog

vcl/source/window/menufloatingwindow.cxx

@@ -398,7 +398,7 @@ void MenuFloatingWindow::Start()
         return;
     bInExecute = true;
     if (GetParent())
-        GetParent()->ImplIncModalCount();
+        GetParent()->IncModalCount();
 }
 
 void MenuFloatingWindow::End()
@@ -407,7 +407,7 @@ void MenuFloatingWindow::End()
         return;
 
     if (GetParent() && !GetParent()->IsDisposed())
-        GetParent()->ImplDecModalCount();
+        GetParent()->DecModalCount();
 
     // restore focus to previous window if we still have the focus
     VclPtr<vcl::Window> xFocusId(xSaveFocusId);

vcl/source/window/window.cxx

@@ -3518,7 +3518,7 @@ bool Window::IsInModalMode() const
     return (mpWindowImpl->mpFrameWindow->mpWindowImpl->mpFrameData->mnModalMode != 0);
 }
 
-void Window::ImplIncModalCount()
+void Window::IncModalCount()
 {
     vcl::Window* pFrameWindow = mpWindowImpl->mpFrameWindow;
     vcl::Window* pParent = pFrameWindow;
@@ -3532,7 +3532,7 @@ void Window::ImplIncModalCount()
         pFrameWindow = pParent ? pParent->mpWindowImpl->mpFrameWindow.get() : nullptr;
     }
 }
-void Window::ImplDecModalCount()
+void Window::DecModalCount()
 {
     vcl::Window* pFrameWindow = mpWindowImpl->mpFrameWindow;
     vcl::Window* pParent = pFrameWindow;

vcl/unx/gtk3/gtk3gtkinst.cxx

@@ -1947,9 +1947,16 @@ public:
     {
         sort_native_button_order(GTK_BOX(gtk_dialog_get_action_area(m_pDialog)));
         int ret;
+        GtkWindow* pParent = gtk_window_get_transient_for(GTK_WINDOW(m_pDialog));
+        GtkSalFrame* pFrame = GtkSalFrame::getFromWindow(pParent);
+        vcl::Window* pFrameWindow = pFrame ? pFrame->GetWindow() : nullptr;
         while (true)
         {
+            if (pFrameWindow)
+                pFrameWindow->IncModalCount();
             ret = gtk_dialog_run(m_pDialog);
+            if (pFrameWindow)
+                pFrameWindow->DecModalCount();
             if (ret == GTK_RESPONSE_HELP)
             {
                 help();

vcl/win/window/salframe.cxx

@@ -5647,7 +5647,7 @@ LRESULT CALLBACK SalFrameWndProc( HWND hWnd, UINT nMsg, WPARAM wParam, LPARAM lP
                     if( pWin )
                     {
                         pWin->EnableInput( false, nullptr );
-                        pWin->ImplIncModalCount();  // #106303# support frame based modal count
+                        pWin->IncModalCount();  // #106303# support frame based modal count
                     }
                 }
                 else
@@ -5656,7 +5656,7 @@ LRESULT CALLBACK SalFrameWndProc( HWND hWnd, UINT nMsg, WPARAM wParam, LPARAM lP
                     if( pWin )
                     {
                         pWin->EnableInput( true, nullptr );
-                        pWin->ImplDecModalCount();  // #106303# support frame based modal count
+                        pWin->DecModalCount();  // #106303# support frame based modal count
                     }
                 }
             }