 436a34e318
			
		
	
	436a34e318
	
	
	
		
			
			2007-06-29 Matthias Clasen <mclasen@redhat.com> * gdk/gdk.symbols: * gdk/gdkkeys.h: * gdk/x11/gdkkeys-x11.c (gdk_keymap_have_bidi_layouts): New function to determine if keyboard layouts for both LTR and LTR languages are in use. Refactor the direction caching code to make this information available. (#451575, Behnam Esfahbod) svn path=/trunk/; revision=18301
		
			
				
	
	
		
			125 lines
		
	
	
		
			4.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			125 lines
		
	
	
		
			4.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* GDK - The GIMP Drawing Kit
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|  * Copyright (C) 2000 Red Hat, Inc.
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|  *
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|  * This library is free software; you can redistribute it and/or
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|  * modify it under the terms of the GNU Lesser General Public
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|  * License as published by the Free Software Foundation; either
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|  * version 2 of the License, or (at your option) any later version.
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|  *
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|  * This library is distributed in the hope that it will be useful,
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|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the GNU
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|  * Lesser General Public License for more details.
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|  *
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|  * You should have received a copy of the GNU Lesser General Public
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|  * License along with this library; if not, write to the
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|  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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|  * Boston, MA 02111-1307, USA.
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|  */
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| 
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| /*
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|  * Modified by the GTK+ Team and others 1997-2000.  See the AUTHORS
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|  * file for a list of people on the GTK+ Team.  See the ChangeLog
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|  * files for a list of changes.  These files are distributed with
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|  * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
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|  */
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| 
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| #ifndef __GDK_KEYS_H__
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| #define __GDK_KEYS_H__
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| 
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| #include <gdk/gdktypes.h>
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| 
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| G_BEGIN_DECLS
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| 
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| typedef struct _GdkKeymapKey GdkKeymapKey;
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| 
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| /* GdkKeymapKey is a hardware key that can be mapped to a keyval */
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| struct _GdkKeymapKey
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| {
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|   guint keycode;
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|   gint  group;
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|   gint  level;
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| };
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| 
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| /* A GdkKeymap defines the translation from keyboard state
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|  * (including a hardware key, a modifier mask, and active keyboard group)
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|  * to a keyval. This translation has two phases. The first phase is
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|  * to determine the effective keyboard group and level for the keyboard
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|  * state; the second phase is to look up the keycode/group/level triplet
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|  * in the keymap and see what keyval it corresponds to.
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|  */
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| 
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| typedef struct _GdkKeymap      GdkKeymap;
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| typedef struct _GdkKeymapClass GdkKeymapClass;
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| 
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| #define GDK_TYPE_KEYMAP              (gdk_keymap_get_type ())
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| #define GDK_KEYMAP(object)           (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_KEYMAP, GdkKeymap))
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| #define GDK_KEYMAP_CLASS(klass)      (G_TYPE_CHECK_CLASS_CAST ((klass), GDK_TYPE_KEYMAP, GdkKeymapClass))
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| #define GDK_IS_KEYMAP(object)        (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_KEYMAP))
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| #define GDK_IS_KEYMAP_CLASS(klass)   (G_TYPE_CHECK_CLASS_TYPE ((klass), GDK_TYPE_KEYMAP))
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| #define GDK_KEYMAP_GET_CLASS(obj)    (G_TYPE_INSTANCE_GET_CLASS ((obj), GDK_TYPE_KEYMAP, GdkKeymapClass))
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| 
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| struct _GdkKeymap
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| {
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|   GObject     parent_instance;
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|   GdkDisplay *display;
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| };
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| 
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| struct _GdkKeymapClass
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| {
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|   GObjectClass parent_class;
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| 
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|   void (*direction_changed) (GdkKeymap *keymap);
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|   void (*keys_changed)      (GdkKeymap *keymap);
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| };
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| 
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| GType gdk_keymap_get_type (void) G_GNUC_CONST;
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| 
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| #ifndef GDK_MULTIHEAD_SAFE
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| GdkKeymap* gdk_keymap_get_default     (void);
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| #endif
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| GdkKeymap* gdk_keymap_get_for_display (GdkDisplay *display);
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| 
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| 
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| guint          gdk_keymap_lookup_key               (GdkKeymap           *keymap,
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| 						    const GdkKeymapKey  *key);
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| gboolean       gdk_keymap_translate_keyboard_state (GdkKeymap           *keymap,
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| 						    guint                hardware_keycode,
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| 						    GdkModifierType      state,
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| 						    gint                 group,
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| 						    guint               *keyval,
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| 						    gint                *effective_group,
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| 						    gint                *level,
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| 						    GdkModifierType     *consumed_modifiers);
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| gboolean       gdk_keymap_get_entries_for_keyval   (GdkKeymap           *keymap,
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| 						    guint                keyval,
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| 						    GdkKeymapKey       **keys,
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| 						    gint                *n_keys);
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| gboolean       gdk_keymap_get_entries_for_keycode  (GdkKeymap           *keymap,
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| 						    guint                hardware_keycode,
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| 						    GdkKeymapKey       **keys,
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| 						    guint              **keyvals,
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| 						    gint                *n_entries);
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| PangoDirection gdk_keymap_get_direction            (GdkKeymap           *keymap);
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| gboolean       gdk_keymap_have_bidi_layouts        (GdkKeymap           *keymap);
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| 
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| /* Key values
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|  */
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| gchar*   gdk_keyval_name         (guint        keyval) G_GNUC_CONST;
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| guint    gdk_keyval_from_name    (const gchar *keyval_name);
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| void     gdk_keyval_convert_case (guint        symbol,
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| 				  guint       *lower,
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| 				  guint       *upper);
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| guint    gdk_keyval_to_upper     (guint        keyval) G_GNUC_CONST;
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| guint    gdk_keyval_to_lower     (guint        keyval) G_GNUC_CONST;
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| gboolean gdk_keyval_is_upper     (guint        keyval) G_GNUC_CONST;
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| gboolean gdk_keyval_is_lower     (guint        keyval) G_GNUC_CONST;
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| 
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| guint32  gdk_keyval_to_unicode   (guint        keyval) G_GNUC_CONST;
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| guint    gdk_unicode_to_keyval   (guint32      wc) G_GNUC_CONST;
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| 
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| 
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| G_END_DECLS
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| 
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| #endif /* __GDK_KEYS_H__ */
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