libreofficekit: send show/hide messages for dialogs

Change-Id: I2b3ff5e5122b2be099be500ac544bf81f8d1b2ae
Reviewed-on: https://gerrit.libreoffice.org/71544
Tested-by: Jenkins
Reviewed-by: Jan Holesovsky <kendy@collabora.com>
Reviewed-on: https://gerrit.libreoffice.org/71545Tested-by: Jan Holesovsky <kendy@collabora.com>

include/LibreOfficeKit/LibreOfficeKitEnums.h

@@ -605,6 +605,8 @@ typedef enum
      * - "cursor_visible" - cursor visible status is changed. Status is available
      *    in "visible" field
      * - "close" - window is closed
+     * - "show" - show the window
+     * - "hide" - hide the window
      */
     LOK_CALLBACK_WINDOW = 36,
 

vcl/source/window/dialog.cxx

@@ -763,6 +763,13 @@ void Dialog::StateChanged( StateChangedType nType )
         aObject.EventName = "ModelessDialogVisible";
         xEventBroadcaster->documentEventOccured(aObject);
         UITestLogger::getInstance().log("Modeless Dialog Visible");
+
+        if (const vcl::ILibreOfficeKitNotifier* pNotifier = GetLOKNotifier())
+        {
+            std::vector<vcl::LOKPayloadItem> aPayload;
+            aPayload.emplace_back("title", GetText().toUtf8());
+            pNotifier->notifyWindow(GetLOKWindowId(), IsVisible()? OUString("show"): OUString("hide"), aPayload);
+        }
     }
 }