The GtkRadiant sources as originally released under the GPL license.

libs/gtkutil/accelerator.h

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+/*
+Copyright (C) 2001-2006, William Joseph.
+All Rights Reserved.
+
+This file is part of GtkRadiant.
+
+GtkRadiant is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+GtkRadiant is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GtkRadiant; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+#if !defined(INCLUDED_GTKUTIL_ACCELERATOR_H)
+#define INCLUDED_GTKUTIL_ACCELERATOR_H
+
+#include <gdk/gdktypes.h>
+#include <gdk/gdkkeysyms.h>
+
+#include "generic/callback.h"
+
+
+struct Accelerator
+{
+  Accelerator(guint _key)
+    : key(_key), modifiers((GdkModifierType)0)
+  {
+  }
+  Accelerator(guint _key, GdkModifierType _modifiers)
+    : key(_key), modifiers(_modifiers)
+  {
+  }
+  bool operator<(const Accelerator& other) const
+  {
+    return key < other.key || (!(other.key < key) && modifiers < other.modifiers);
+  }
+  guint key;
+  GdkModifierType modifiers;
+};
+
+inline Accelerator accelerator_null()
+{
+  return Accelerator(0, (GdkModifierType)0);
+}
+
+
+void keydown_accelerators_add(Accelerator accelerator, const Callback& callback);
+void keydown_accelerators_remove(Accelerator accelerator);
+void keyup_accelerators_add(Accelerator accelerator, const Callback& callback);
+void keyup_accelerators_remove(Accelerator accelerator);
+
+typedef struct _GtkWidget GtkWidget;
+typedef struct _GtkWindow GtkWindow;
+void global_accel_connect_window(GtkWindow* window);
+void global_accel_disconnect_window(GtkWindow* window);
+
+void GlobalPressedKeys_releaseAll();
+
+typedef struct _GtkAccelGroup GtkAccelGroup;
+extern GtkAccelGroup* global_accel;
+void global_accel_init();
+void global_accel_destroy();
+
+GClosure* global_accel_group_find(Accelerator accelerator);
+
+void command_connect_accelerator(const Accelerator& accelerator, const Callback& callback);
+void command_disconnect_accelerator(const Accelerator& accelerator, const Callback& callback);
+
+
+class Command
+{
+public:
+  Callback m_callback;
+  const Accelerator& m_accelerator;
+  Command(const Callback& callback, const Accelerator& accelerator) : m_callback(callback), m_accelerator(accelerator)
+  {
+  }
+};
+
+class Toggle
+{
+public:
+  Command m_command;
+  BoolExportCallback m_exportCallback;
+  Toggle(const Callback& callback, const Accelerator& accelerator, const BoolExportCallback& exportCallback) : m_command(callback, accelerator), m_exportCallback(exportCallback)
+  {
+  }
+};
+
+class KeyEvent
+{
+public:
+  const Accelerator& m_accelerator;
+  Callback m_keyDown;
+  Callback m_keyUp;
+  KeyEvent(const Accelerator& accelerator, const Callback& keyDown, const Callback& keyUp) : m_accelerator(accelerator), m_keyDown(keyDown), m_keyUp(keyUp)
+  {
+  }
+};
+
+
+
+struct PressedButtons;
+typedef struct _GtkWidget GtkWidget;
+void PressedButtons_connect(PressedButtons& pressedButtons, GtkWidget* widget);
+
+extern PressedButtons g_pressedButtons;
+
+#endif