/* GTK - The GIMP Toolkit
 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library. If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef _GTK3PRIVATES_H_
#define _GTK3PRIVATES_H_

#include "../global.h"

#if GTK_MAJOR_VERSION == 3
#include <gtk/gtk.h>

/* What could possibly go wrong if I just pull all those privates here? */
typedef enum
{
  GTK_DIRECTION_LEFT,
  GTK_DIRECTION_RIGHT
} GtkSubmenuDirection;

typedef enum
{
  GTK_TOP_BOTTOM,
  GTK_LEFT_RIGHT
} GtkSubmenuPlacement;

typedef struct _GtkMenuTracker GtkMenuTracker;
typedef struct _GtkMnemnonicHash GtkMnemonicHash;
typedef struct _GtkKeyHash GtkKeyHash;
typedef struct _GtkActionHelper GtkActionHelper;

struct _GtkMenuPrivate
{
	GtkWidget *parent_menu_item;
	GtkWidget *old_active_menu_item;

	GtkAccelGroup *accel_group;
	gchar         *accel_path;

	GtkMenuPositionFunc position_func;
	gpointer            position_func_data;
	GDestroyNotify      position_func_data_destroy;
	gint                position_x;
	gint                position_y;

	guint toggle_size;
	guint accel_size;

	/* Do _not_ touch these widgets directly. We hide the reference
	 * count from the toplevel to the menu, so it must be restored
	 * before operating on these widgets
	 */
	GtkWidget *toplevel;

	GtkWidget     *tearoff_window;
	GtkWidget     *tearoff_hbox;
	GtkWidget     *tearoff_scrollbar;
	GtkAdjustment *tearoff_adjustment;

	GdkWindow *view_window;
	GdkWindow *bin_window;

	gint scroll_offset;
	gint saved_scroll_offset;
	gint scroll_step;

	guint scroll_timeout;

	guint needs_destruction_ref : 1;
	guint torn_off              : 1;
	/* The tearoff is active when it is torn off and the not-torn-off
	 * menu is not popped up.
	 */
	guint tearoff_active        : 1;
	guint scroll_fast           : 1;

	guint upper_arrow_visible   : 1;
	guint lower_arrow_visible   : 1;
	guint upper_arrow_prelight  : 1;
	guint lower_arrow_prelight  : 1;

	guint have_position         : 1;
	guint have_layout           : 1;
	guint seen_item_enter       : 1;
	guint ignore_button_release : 1;
	guint no_toggle_size        : 1;
	guint drag_already_pressed  : 1;
	guint drag_scroll_started   : 1;

	/* info used for the table */
	guint *heights;
	gint heights_length;
	gint requested_height;

	gboolean initially_pushed_in;
	gint monitor_num;

	/* Cached layout information */
	gint n_rows;
	gint n_columns;

	gchar *title;

	/* Arrow states */
	GtkStateFlags lower_arrow_state;
	GtkStateFlags upper_arrow_state;

	/* navigation region */
	gint navigation_x;
	gint navigation_y;
	gint navigation_width;
	gint navigation_height;

	guint navigation_timeout;

	gdouble drag_start_y;
	gint initial_drag_offset;
};

struct _GtkMenuShellPrivate
{
	GList *children;

	GtkWidget *active_menu_item; /* This is not an "active" menu item
								  * (there is no such thing) but rather,
								  * the selected menu item in that MenuShell,
								  * if there is one.
								  */
	GtkWidget *parent_menu_shell;
	GtkMenuTracker *tracker;    // if bound to a GMenuModel

	guint button;
	guint32 activate_time;

	guint active               : 1;
	guint have_grab            : 1;
	guint have_xgrab           : 1;
	guint ignore_enter         : 1;
	guint keyboard_mode        : 1;

	guint take_focus           : 1;
	guint activated_submenu    : 1;
	guint in_unselectable_item : 1; /* This flag is a crutch to keep
									 * mnemonics in the same menu if
									 * the user moves the mouse over
									 * an unselectable menuitem.
									 */
	GtkMnemonicHash *mnemonic_hash;
	GtkKeyHash *key_hash;

	GdkDevice *grab_pointer;
};

struct _GtkMenuItemPrivate
{
	GtkWidget *submenu;
	GdkWindow *event_window;

	guint16 toggle_size;
	guint16 accelerator_width;

	guint timer;

	gchar  *accel_path;

	GtkAction *action;
	GtkActionHelper *action_helper;

	guint show_submenu_indicator : 1;
	guint submenu_placement      : 1;
	guint submenu_direction      : 1;
	guint right_justify          : 1;
	guint timer_from_keypress    : 1;
	guint from_menubar           : 1;
	guint use_action_appearance  : 1;
	guint reserve_indicator      : 1;
};

#endif /* GTK_MAJOR_VERSION == 3 */

#endif /* _GTK3PRIVATES_H_ */