125 lines
6.0 KiB
C
125 lines
6.0 KiB
C
/* GDK - The GIMP Drawing Kit
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* Copyright (C) 2010 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, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include "gdkkeys.h"
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#include "gdkenums.h"
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G_BEGIN_DECLS
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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_IS_KEYMAP(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_KEYMAP))
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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_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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typedef struct _GdkKeymap GdkKeymap;
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typedef struct _GdkKeymapClass GdkKeymapClass;
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struct _GdkKeymapClass
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{
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GObjectClass parent_class;
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PangoDirection (* get_direction) (GdkKeymap *keymap);
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gboolean (* have_bidi_layouts) (GdkKeymap *keymap);
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gboolean (* get_caps_lock_state) (GdkKeymap *keymap);
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gboolean (* get_num_lock_state) (GdkKeymap *keymap);
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gboolean (* get_scroll_lock_state) (GdkKeymap *keymap);
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gboolean (* get_entries_for_keyval) (GdkKeymap *keymap,
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guint keyval,
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GArray *array);
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gboolean (* 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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int *n_entries);
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guint (* lookup_key) (GdkKeymap *keymap,
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const GdkKeymapKey *key);
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gboolean (* translate_keyboard_state) (GdkKeymap *keymap,
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guint hardware_keycode,
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GdkModifierType state,
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int group,
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guint *keyval,
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int *effective_group,
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int *level,
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GdkModifierType *consumed_modifiers);
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guint (* get_modifier_state) (GdkKeymap *keymap);
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/* Signals */
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void (*direction_changed) (GdkKeymap *keymap);
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void (*keys_changed) (GdkKeymap *keymap);
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void (*state_changed) (GdkKeymap *keymap);
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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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/* We cache an array of GdkKeymapKey entries for keyval -> keycode
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* lookup. Position 0 is unused.
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*
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* The hash table maps keyvals to values that have the number of keys
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* in the low 8 bits, and the position in the array in the rest.
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*
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* The cache is cleared before ::keys-changed is emitted.
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*/
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GArray *cached_keys;
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GHashTable *cache;
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};
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GType gdk_keymap_get_type (void) G_GNUC_CONST;
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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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int group,
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guint *keyval,
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int *effective_group,
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int *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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int *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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int *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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gboolean gdk_keymap_get_caps_lock_state (GdkKeymap *keymap);
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gboolean gdk_keymap_get_num_lock_state (GdkKeymap *keymap);
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gboolean gdk_keymap_get_scroll_lock_state (GdkKeymap *keymap);
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guint gdk_keymap_get_modifier_state (GdkKeymap *keymap);
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void gdk_keymap_get_cached_entries_for_keyval (GdkKeymap *keymap,
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guint keyval,
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GdkKeymapKey **keys,
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guint *n_keys);
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G_END_DECLS
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