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 final {
  21  public:
  22   nsGTKToolkit() = default;
  23
  24   static nsGTKToolkit* GetToolkit();
  25   static void Shutdown() {
  26     delete gToolkit;
  27     gToolkit = nullptr;
  28   }
  29
  30   /**
  31    * Get/set our startup token value. (XDG_ACTIVATION_TOKEN/DESKTOP_STARTUP_ID)
  32    * When non-empty, this is applied to the next toplevel window to be shown or
  33    * focused (and then immediately cleared).
  34    */
  35   void SetStartupToken(const nsACString& aToken) { mStartupToken = aToken; }
  36   const nsCString& GetStartupToken() const { return mStartupToken; }
  37
  38   /**
  39    * Get/set the timestamp value to be used, if non-zero, to focus the
  40    * next top-level window to be shown or focused (upon which it is cleared).
  41    */
  42   void SetFocusTimestamp(uint32_t aTimestamp) { mFocusTimestamp = aTimestamp; }
  43   uint32_t GetFocusTimestamp() const { return mFocusTimestamp; }
  44
  45  private:
  46   static nsGTKToolkit* gToolkit;
  47
  48   nsCString mStartupToken;
  49   uint32_t mFocusTimestamp = 0;
  50 };
  51
  52 #endif  // GTKTOOLKIT_H