forked from AuroraMiddleware/gtk
5f72b51105
This allows to maintain the correct a11y hierarchy even when it contains objects which are only GtkAccessibles.
196 lines
11 KiB
C
196 lines
11 KiB
C
/* gtkatcontextprivate.h: Private header for GtkATContext
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*
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* Copyright 2020 GNOME Foundation
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*
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* SPDX-License-Identifier: LGPL-2.1-or-later
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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 2.1 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 "gtkatcontext.h"
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#include "gtkaccessibleprivate.h"
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#include "gtkaccessibleattributesetprivate.h"
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G_BEGIN_DECLS
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typedef enum {
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GTK_ACCESSIBLE_PROPERTY_CHANGE_AUTOCOMPLETE = 1 << GTK_ACCESSIBLE_PROPERTY_AUTOCOMPLETE,
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GTK_ACCESSIBLE_PROPERTY_CHANGE_DESCRIPTION = 1 << GTK_ACCESSIBLE_PROPERTY_DESCRIPTION,
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GTK_ACCESSIBLE_PROPERTY_CHANGE_HAS_POPUP = 1 << GTK_ACCESSIBLE_PROPERTY_HAS_POPUP,
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GTK_ACCESSIBLE_PROPERTY_CHANGE_KEY_SHORTCUTS = 1 << GTK_ACCESSIBLE_PROPERTY_KEY_SHORTCUTS,
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GTK_ACCESSIBLE_PROPERTY_CHANGE_LABEL = 1 << GTK_ACCESSIBLE_PROPERTY_LABEL,
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GTK_ACCESSIBLE_PROPERTY_CHANGE_LEVEL = 1 << GTK_ACCESSIBLE_PROPERTY_LEVEL,
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GTK_ACCESSIBLE_PROPERTY_CHANGE_MODAL = 1 << GTK_ACCESSIBLE_PROPERTY_MODAL,
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GTK_ACCESSIBLE_PROPERTY_CHANGE_MULTI_LINE = 1 << GTK_ACCESSIBLE_PROPERTY_MULTI_LINE,
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GTK_ACCESSIBLE_PROPERTY_CHANGE_MULTI_SELECTABLE = 1 << GTK_ACCESSIBLE_PROPERTY_MULTI_SELECTABLE,
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GTK_ACCESSIBLE_PROPERTY_CHANGE_ORIENTATION = 1 << GTK_ACCESSIBLE_PROPERTY_ORIENTATION,
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GTK_ACCESSIBLE_PROPERTY_CHANGE_PLACEHOLDER = 1 << GTK_ACCESSIBLE_PROPERTY_PLACEHOLDER,
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GTK_ACCESSIBLE_PROPERTY_CHANGE_READ_ONLY = 1 << GTK_ACCESSIBLE_PROPERTY_READ_ONLY,
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GTK_ACCESSIBLE_PROPERTY_CHANGE_REQUIRED = 1 << GTK_ACCESSIBLE_PROPERTY_REQUIRED,
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GTK_ACCESSIBLE_PROPERTY_CHANGE_ROLE_DESCRIPTION = 1 << GTK_ACCESSIBLE_PROPERTY_ROLE_DESCRIPTION,
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GTK_ACCESSIBLE_PROPERTY_CHANGE_SORT = 1 << GTK_ACCESSIBLE_PROPERTY_SORT,
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GTK_ACCESSIBLE_PROPERTY_CHANGE_VALUE_MAX = 1 << GTK_ACCESSIBLE_PROPERTY_VALUE_MAX,
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GTK_ACCESSIBLE_PROPERTY_CHANGE_VALUE_MIN = 1 << GTK_ACCESSIBLE_PROPERTY_VALUE_MIN,
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GTK_ACCESSIBLE_PROPERTY_CHANGE_VALUE_NOW = 1 << GTK_ACCESSIBLE_PROPERTY_VALUE_NOW,
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GTK_ACCESSIBLE_PROPERTY_CHANGE_VALUE_TEXT = 1 << GTK_ACCESSIBLE_PROPERTY_VALUE_TEXT
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} GtkAccessiblePropertyChange;
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typedef enum {
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GTK_ACCESSIBLE_RELATION_CHANGE_ACTIVE_DESCENDANT = 1 << GTK_ACCESSIBLE_RELATION_ACTIVE_DESCENDANT,
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GTK_ACCESSIBLE_RELATION_CHANGE_COL_COUNT = 1 << GTK_ACCESSIBLE_RELATION_COL_COUNT,
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GTK_ACCESSIBLE_RELATION_CHANGE_COL_INDEX = 1 << GTK_ACCESSIBLE_RELATION_COL_INDEX,
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GTK_ACCESSIBLE_RELATION_CHANGE_COL_INDEX_TEXT = 1 << GTK_ACCESSIBLE_RELATION_COL_INDEX_TEXT,
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GTK_ACCESSIBLE_RELATION_CHANGE_COL_SPAN = 1 << GTK_ACCESSIBLE_RELATION_COL_SPAN,
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GTK_ACCESSIBLE_RELATION_CHANGE_CONTROLS = 1 << GTK_ACCESSIBLE_RELATION_CONTROLS,
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GTK_ACCESSIBLE_RELATION_CHANGE_DESCRIBED_BY = 1 << GTK_ACCESSIBLE_RELATION_DESCRIBED_BY,
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GTK_ACCESSIBLE_RELATION_CHANGE_DETAILS = 1 << GTK_ACCESSIBLE_RELATION_DETAILS,
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GTK_ACCESSIBLE_RELATION_CHANGE_ERROR_MESSAGE = 1 << GTK_ACCESSIBLE_RELATION_ERROR_MESSAGE,
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GTK_ACCESSIBLE_RELATION_CHANGE_FLOW_TO = 1 << GTK_ACCESSIBLE_RELATION_FLOW_TO,
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GTK_ACCESSIBLE_RELATION_CHANGE_LABELLED_BY = 1 << GTK_ACCESSIBLE_RELATION_LABELLED_BY,
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GTK_ACCESSIBLE_RELATION_CHANGE_OWNS = 1 << GTK_ACCESSIBLE_RELATION_OWNS,
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GTK_ACCESSIBLE_RELATION_CHANGE_POS_IN_SET = 1 << GTK_ACCESSIBLE_RELATION_POS_IN_SET,
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GTK_ACCESSIBLE_RELATION_CHANGE_ROW_COUNT = 1 << GTK_ACCESSIBLE_RELATION_ROW_COUNT,
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GTK_ACCESSIBLE_RELATION_CHANGE_ROW_INDEX = 1 << GTK_ACCESSIBLE_RELATION_ROW_INDEX,
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GTK_ACCESSIBLE_RELATION_CHANGE_ROW_INDEX_TEXT = 1 << GTK_ACCESSIBLE_RELATION_ROW_INDEX_TEXT,
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GTK_ACCESSIBLE_RELATION_CHANGE_ROW_SPAN = 1 << GTK_ACCESSIBLE_RELATION_ROW_SPAN,
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GTK_ACCESSIBLE_RELATION_CHANGE_SET_SIZE = 1 << GTK_ACCESSIBLE_RELATION_SET_SIZE
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} GtkAccessibleRelationChange;
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typedef enum {
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GTK_ACCESSIBLE_STATE_CHANGE_BUSY = 1 << GTK_ACCESSIBLE_STATE_BUSY,
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GTK_ACCESSIBLE_STATE_CHANGE_CHECKED = 1 << GTK_ACCESSIBLE_STATE_CHECKED,
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GTK_ACCESSIBLE_STATE_CHANGE_DISABLED = 1 << GTK_ACCESSIBLE_STATE_DISABLED,
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GTK_ACCESSIBLE_STATE_CHANGE_EXPANDED = 1 << GTK_ACCESSIBLE_STATE_EXPANDED,
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GTK_ACCESSIBLE_STATE_CHANGE_HIDDEN = 1 << GTK_ACCESSIBLE_STATE_HIDDEN,
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GTK_ACCESSIBLE_STATE_CHANGE_INVALID = 1 << GTK_ACCESSIBLE_STATE_INVALID,
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GTK_ACCESSIBLE_STATE_CHANGE_PRESSED = 1 << GTK_ACCESSIBLE_STATE_PRESSED,
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GTK_ACCESSIBLE_STATE_CHANGE_SELECTED = 1 << GTK_ACCESSIBLE_STATE_SELECTED
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} GtkAccessibleStateChange;
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struct _GtkATContext
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{
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GObject parent_instance;
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GtkAccessibleRole accessible_role;
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GtkAccessible *accessible;
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GtkAccessible *accessible_parent;
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GtkAccessible *next_accessible_sibling;
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GdkDisplay *display;
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GtkAccessibleAttributeSet *states;
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GtkAccessibleAttributeSet *properties;
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GtkAccessibleAttributeSet *relations;
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GtkAccessibleStateChange updated_states;
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GtkAccessiblePropertyChange updated_properties;
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GtkAccessibleRelationChange updated_relations;
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GtkAccessiblePlatformChange updated_platform;
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guint realized : 1;
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};
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struct _GtkATContextClass
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{
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GObjectClass parent_class;
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void (* state_change) (GtkATContext *self,
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GtkAccessibleStateChange changed_states,
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GtkAccessiblePropertyChange changed_properties,
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GtkAccessibleRelationChange changed_relations,
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GtkAccessibleAttributeSet *states,
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GtkAccessibleAttributeSet *properties,
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GtkAccessibleAttributeSet *relations);
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void (* platform_change) (GtkATContext *self,
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GtkAccessiblePlatformChange changed_platform);
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void (* bounds_change) (GtkATContext *self);
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void (* child_change) (GtkATContext *self,
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GtkAccessibleChildChange changed_child,
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GtkAccessible *child);
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void (* realize) (GtkATContext *self);
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void (* unrealize) (GtkATContext *self);
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};
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GtkATContext * gtk_at_context_clone (GtkATContext *self,
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GtkAccessibleRole role,
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GtkAccessible *accessible,
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GdkDisplay *display);
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void gtk_at_context_set_display (GtkATContext *self,
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GdkDisplay *display);
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GdkDisplay * gtk_at_context_get_display (GtkATContext *self);
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void gtk_at_context_set_accessible_role (GtkATContext *self,
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GtkAccessibleRole role);
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void gtk_at_context_realize (GtkATContext *self);
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void gtk_at_context_unrealize (GtkATContext *self);
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gboolean gtk_at_context_is_realized (GtkATContext *self);
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void gtk_at_context_update (GtkATContext *self);
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void gtk_at_context_set_accessible_state (GtkATContext *self,
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GtkAccessibleState state,
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GtkAccessibleValue *value);
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gboolean gtk_at_context_has_accessible_state (GtkATContext *self,
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GtkAccessibleState state);
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GtkAccessibleValue * gtk_at_context_get_accessible_state (GtkATContext *self,
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GtkAccessibleState state);
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void gtk_at_context_set_accessible_property (GtkATContext *self,
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GtkAccessibleProperty property,
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GtkAccessibleValue *value);
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gboolean gtk_at_context_has_accessible_property (GtkATContext *self,
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GtkAccessibleProperty property);
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GtkAccessibleValue * gtk_at_context_get_accessible_property (GtkATContext *self,
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GtkAccessibleProperty property);
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void gtk_at_context_set_accessible_relation (GtkATContext *self,
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GtkAccessibleRelation property,
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GtkAccessibleValue *value);
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gboolean gtk_at_context_has_accessible_relation (GtkATContext *self,
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GtkAccessibleRelation relation);
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GtkAccessibleValue * gtk_at_context_get_accessible_relation (GtkATContext *self,
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GtkAccessibleRelation relation);
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char * gtk_at_context_get_name (GtkATContext *self);
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char * gtk_at_context_get_description (GtkATContext *self);
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void gtk_at_context_platform_changed (GtkATContext *self,
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GtkAccessiblePlatformChange change);
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void gtk_at_context_bounds_changed (GtkATContext *self);
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void gtk_at_context_child_changed (GtkATContext *self,
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GtkAccessibleChildChange change,
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GtkAccessible *child);
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const char * gtk_accessible_property_get_attribute_name (GtkAccessibleProperty property);
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const char * gtk_accessible_relation_get_attribute_name (GtkAccessibleRelation relation);
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const char * gtk_accessible_state_get_attribute_name (GtkAccessibleState state);
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GtkAccessible *
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gtk_at_context_get_accessible_parent (GtkATContext *self);
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void
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gtk_at_context_set_accessible_parent (GtkATContext *self,
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GtkAccessible *parent);
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GtkAccessible *
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gtk_at_context_get_next_accessible_sibling (GtkATContext *self);
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void
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gtk_at_context_set_next_accessible_sibling (GtkATContext *self,
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GtkAccessible *sibling);
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G_END_DECLS
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