widget/gtk/nsGTKToolkit.h

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim:expandtab:shiftwidth=4:tabstop=4:
   3  */
   4 /* This Source Code Form is subject to the terms of the Mozilla Public
   5  * License, v. 2.0. If a copy of the MPL was not distributed with this
   6  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   7
   8 #ifndef GTKTOOLKIT_H
   9 #define GTKTOOLKIT_H
  10
  11 #include "nsString.h"
  12 #include <gtk/gtk.h>
  13
  14 /**
  15  * Wrapper around the thread running the message pump.
  16  * The toolkit abstraction is necessary because the message pump must
  17  * execute within the same thread that created the widget under Win32.
  18  */
  19
  20 class nsGTKToolkit {
  21  public:
  22   nsGTKToolkit();
  23
  24   static nsGTKToolkit* GetToolkit();
  25
  26   static void Shutdown() {
  27     delete gToolkit;
  28     gToolkit = nullptr;
  29   }
  30
  31   /**
  32    * Get/set our value of DESKTOP_STARTUP_ID. When non-empty, this is applied
  33    * to the next toplevel window to be shown or focused (and then immediately
  34    * cleared).
  35    */
  36   void SetDesktopStartupID(const nsACString& aID) { mDesktopStartupID = aID; }
  37   void GetDesktopStartupID(nsACString* aID) { *aID = mDesktopStartupID; }
  38
  39   /**
  40    * Get/set the timestamp value to be used, if non-zero, to focus the
  41    * next top-level window to be shown or focused (upon which it is cleared).
  42    */
  43   void SetFocusTimestamp(uint32_t aTimestamp) { mFocusTimestamp = aTimestamp; }
  44   uint32_t GetFocusTimestamp() { return mFocusTimestamp; }
  45
  46  private:
  47   static nsGTKToolkit* gToolkit;
  48
  49   nsCString mDesktopStartupID;
  50   uint32_t mFocusTimestamp;
  51 };
  52
  53 #endif  // GTKTOOLKIT_H