forked from AuroraMiddleware/gtk
dfabe74c59
Make functions like gtk_custom_filter_new() return the actual type they construct. Update all callers.
466 lines
13 KiB
C
466 lines
13 KiB
C
/*
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* Copyright (c) 2020 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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#include "config.h"
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#include <glib/gi18n-lib.h>
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#include "a11y.h"
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#include "window.h"
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#include "gtktypebuiltins.h"
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#include "gtklabel.h"
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#include "gtkstack.h"
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#include "gtkbinlayout.h"
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#include "gtkaccessibleprivate.h"
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#include "gtkaccessiblevalueprivate.h"
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#include "gtkatcontextprivate.h"
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#include "gtkcolumnview.h"
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#include "gtksignallistitemfactory.h"
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#include "gtklistitem.h"
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#include "gtknoselection.h"
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#include "gtkfilterlistmodel.h"
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#include "gtkboolfilter.h"
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typedef enum {
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STATE,
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PROPERTY,
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RELATION
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} AttributeKind;
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typedef struct _AccessibleAttribute AccessibleAttribute;
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typedef struct _AccessibleAttributeClass AccessibleAttributeClass;
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struct _AccessibleAttribute
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{
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GObject parent_instance;
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AttributeKind kind;
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int attribute;
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char *name;
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gboolean is_default;
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GtkAccessibleValue *value;
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};
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struct _AccessibleAttributeClass
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{
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GObjectClass parent_class;
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};
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enum {
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PROP_KIND = 1,
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PROP_ATTRIBUTE,
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PROP_NAME,
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PROP_IS_DEFAULT,
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PROP_VALUE
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};
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static GType accessible_attribute_get_type (void);
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G_DEFINE_TYPE (AccessibleAttribute, accessible_attribute, G_TYPE_OBJECT);
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static void
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accessible_attribute_init (AccessibleAttribute *object)
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{
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}
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static void
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accessible_attribute_finalize (GObject *object)
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{
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AccessibleAttribute *self = (AccessibleAttribute *)object;
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g_free (self->name);
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gtk_accessible_value_unref (self->value);
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G_OBJECT_CLASS (accessible_attribute_parent_class)->finalize (object);
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}
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static void
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accessible_attribute_set_property (GObject *object,
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guint prop_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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AccessibleAttribute *self = (AccessibleAttribute *)object;
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switch (prop_id)
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{
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case PROP_KIND:
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self->kind = g_value_get_uint (value);
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break;
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case PROP_ATTRIBUTE:
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self->attribute = g_value_get_uint (value);
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break;
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case PROP_NAME:
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g_clear_pointer (&self->name, g_free);
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self->name = g_value_dup_string (value);
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break;
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case PROP_IS_DEFAULT:
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self->is_default = g_value_get_boolean (value);
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break;
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case PROP_VALUE:
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g_clear_pointer (&self->value, gtk_accessible_value_unref);
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self->value = g_value_dup_boxed (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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}
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}
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static void
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accessible_attribute_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec)
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{
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AccessibleAttribute *self = (AccessibleAttribute *)object;
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switch (prop_id)
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{
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case PROP_KIND:
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g_value_set_uint (value, self->kind);
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break;
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case PROP_ATTRIBUTE:
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g_value_set_uint (value, self->attribute);
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break;
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case PROP_NAME:
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g_value_set_string (value, self->name);
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break;
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case PROP_IS_DEFAULT:
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g_value_set_boolean (value, self->is_default);
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break;
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case PROP_VALUE:
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g_value_set_boxed (value, self->value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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}
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}
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static void
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accessible_attribute_class_init (AccessibleAttributeClass *class)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (class);
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object_class->finalize = accessible_attribute_finalize;
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object_class->set_property = accessible_attribute_set_property;
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object_class->get_property = accessible_attribute_get_property;
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g_object_class_install_property (object_class, PROP_KIND,
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g_param_spec_uint ("kind", "kind", "kind",
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0, 2, 0,
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G_PARAM_READWRITE));
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g_object_class_install_property (object_class, PROP_ATTRIBUTE,
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g_param_spec_uint ("attribute", "attribute", "attribute",
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0, G_MAXUINT, 0,
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G_PARAM_READWRITE));
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g_object_class_install_property (object_class, PROP_NAME,
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g_param_spec_string ("name", "name", "name",
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NULL,
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G_PARAM_READWRITE));
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g_object_class_install_property (object_class, PROP_IS_DEFAULT,
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g_param_spec_boolean ("is-default", "is-default", "is-default",
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FALSE,
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G_PARAM_READWRITE));
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g_object_class_install_property (object_class, PROP_VALUE,
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g_param_spec_boxed ("value", "value", "value",
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GTK_TYPE_ACCESSIBLE_VALUE,
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G_PARAM_READWRITE));
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}
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struct _GtkInspectorA11y
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{
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GtkWidget parent;
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GObject *object;
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GtkWidget *box;
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GtkWidget *role;
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GtkWidget *attributes;
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};
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typedef struct _GtkInspectorA11yClass
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{
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GtkWidgetClass parent_class;
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} GtkInspectorA11yClass;
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G_DEFINE_TYPE (GtkInspectorA11y, gtk_inspector_a11y, GTK_TYPE_WIDGET)
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static void
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update_role (GtkInspectorA11y *sl)
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{
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GtkAccessibleRole role;
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GEnumClass *eclass;
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GEnumValue *value;
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role = gtk_accessible_get_accessible_role (GTK_ACCESSIBLE (sl->object));
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eclass = g_type_class_ref (GTK_TYPE_ACCESSIBLE_ROLE);
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value = g_enum_get_value (eclass, role);
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gtk_label_set_label (GTK_LABEL (sl->role), value->value_nick);
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g_type_class_unref (eclass);
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}
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extern GType gtk_string_pair_get_type (void);
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static void
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update_attributes (GtkInspectorA11y *sl)
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{
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GtkATContext *context;
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GListStore *store;
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GtkBoolFilter *filter;
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GtkFilterListModel *filter_model;
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GtkNoSelection *selection;
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GObject *obj;
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GEnumClass *eclass;
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guint i;
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const char *name;
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GtkAccessibleState state;
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GtkAccessibleProperty prop;
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GtkAccessibleRelation rel;
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GtkAccessibleValue *value;
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gboolean has_value;
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context = gtk_accessible_get_at_context (GTK_ACCESSIBLE (sl->object));
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store = g_list_store_new (G_TYPE_OBJECT);
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eclass = g_type_class_ref (GTK_TYPE_ACCESSIBLE_STATE);
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for (i = 0; i < eclass->n_values; i++)
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{
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state = eclass->values[i].value;
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name = eclass->values[i].value_nick;
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has_value = gtk_at_context_has_accessible_state (context, state);
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value = gtk_at_context_get_accessible_state (context, state);
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obj = g_object_new (accessible_attribute_get_type (),
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"kind", STATE,
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"attribute", state,
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"name", name,
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"is-default", !has_value,
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"value", value,
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NULL);
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g_list_store_append (store, obj);
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g_object_unref (obj);
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}
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g_type_class_unref (eclass);
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eclass = g_type_class_ref (GTK_TYPE_ACCESSIBLE_PROPERTY);
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for (i = 0; i < eclass->n_values; i++)
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{
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prop = eclass->values[i].value;
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name = eclass->values[i].value_nick;
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has_value = gtk_at_context_has_accessible_property (context, prop);
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value = gtk_at_context_get_accessible_property (context, prop);
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obj = g_object_new (accessible_attribute_get_type (),
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"kind", PROPERTY,
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"attribute", prop,
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"name", name,
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"is-default", !has_value,
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"value", value,
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NULL);
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g_list_store_append (store, obj);
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g_object_unref (obj);
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}
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g_type_class_unref (eclass);
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eclass = g_type_class_ref (GTK_TYPE_ACCESSIBLE_RELATION);
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for (i = 0; i < eclass->n_values; i++)
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{
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rel = eclass->values[i].value;
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name = eclass->values[i].value_nick;
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has_value = gtk_at_context_has_accessible_relation (context, rel);
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value = gtk_at_context_get_accessible_relation (context, rel);
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obj = g_object_new (accessible_attribute_get_type (),
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"kind", RELATION,
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"attribute", rel,
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"name", name,
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"is-default", !has_value,
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"value", value,
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NULL);
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g_list_store_append (store, obj);
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g_object_unref (obj);
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}
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g_type_class_unref (eclass);
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filter = gtk_bool_filter_new (gtk_property_expression_new (accessible_attribute_get_type (), NULL, "is-default"));
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gtk_bool_filter_set_invert (filter, TRUE);
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filter_model = gtk_filter_list_model_new (G_LIST_MODEL (store), GTK_FILTER (filter));
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selection = gtk_no_selection_new (G_LIST_MODEL (filter_model));
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gtk_column_view_set_model (GTK_COLUMN_VIEW (sl->attributes), GTK_SELECTION_MODEL (selection));
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g_object_unref (selection);
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if (g_list_model_get_n_items (G_LIST_MODEL (filter_model)) > 0)
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gtk_widget_show (sl->attributes);
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else
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gtk_widget_hide (sl->attributes);
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}
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static void
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setup_cell_cb (GtkSignalListItemFactory *factory,
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GtkListItem *list_item)
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{
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GtkWidget *label;
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label = gtk_label_new (NULL);
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gtk_label_set_xalign (GTK_LABEL (label), 0.0);
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gtk_widget_set_margin_start (label, 6);
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gtk_widget_set_margin_end (label, 6);
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gtk_list_item_set_child (list_item, label);
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}
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static void
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bind_name_cb (GtkSignalListItemFactory *factory,
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GtkListItem *list_item)
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{
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AccessibleAttribute *item;
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GtkWidget *label;
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item = gtk_list_item_get_item (list_item);
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label = gtk_list_item_get_child (list_item);
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if (item->is_default)
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gtk_widget_add_css_class (label, "dim-label");
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else
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gtk_widget_remove_css_class (label, "dim-label");
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gtk_label_set_label (GTK_LABEL (label), item->name);
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}
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static void
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bind_value_cb (GtkSignalListItemFactory *factory,
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GtkListItem *list_item)
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{
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AccessibleAttribute *item;
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GtkWidget *label;
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char *string;
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item = gtk_list_item_get_item (list_item);
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label = gtk_list_item_get_child (list_item);
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if (item->is_default)
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gtk_widget_add_css_class (label, "dim-label");
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else
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gtk_widget_remove_css_class (label, "dim-label");
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string = gtk_accessible_value_to_string (item->value);
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gtk_label_set_label (GTK_LABEL (label), string);
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g_free (string);
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}
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static void
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refresh_all (GtkInspectorA11y *sl)
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{
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update_role (sl);
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update_attributes (sl);
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}
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void
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gtk_inspector_a11y_set_object (GtkInspectorA11y *sl,
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GObject *object)
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{
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GtkWidget *stack;
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GtkStackPage *page;
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GtkATContext *context;
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if (sl->object && GTK_IS_ACCESSIBLE (sl->object))
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{
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context = gtk_accessible_get_at_context (GTK_ACCESSIBLE (sl->object));
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g_signal_handlers_disconnect_by_func (context, refresh_all, sl);
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}
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g_set_object (&sl->object, object);
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stack = gtk_widget_get_parent (GTK_WIDGET (sl));
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page = gtk_stack_get_page (GTK_STACK (stack), GTK_WIDGET (sl));
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if (GTK_IS_ACCESSIBLE (object))
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{
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context = gtk_accessible_get_at_context (GTK_ACCESSIBLE (sl->object));
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g_signal_connect_swapped (context, "state-change", G_CALLBACK (refresh_all), sl);
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gtk_stack_page_set_visible (page, TRUE);
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update_role (sl);
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update_attributes (sl);
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}
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else
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{
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gtk_stack_page_set_visible (page, FALSE);
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}
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}
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static void
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gtk_inspector_a11y_init (GtkInspectorA11y *sl)
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{
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gtk_widget_init_template (GTK_WIDGET (sl));
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}
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static void
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dispose (GObject *o)
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{
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GtkInspectorA11y *sl = GTK_INSPECTOR_A11Y (o);
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if (sl->object && GTK_IS_ACCESSIBLE (sl->object))
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{
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GtkATContext *context;
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context = gtk_accessible_get_at_context (GTK_ACCESSIBLE (sl->object));
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g_signal_handlers_disconnect_by_func (context, refresh_all, sl);
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}
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g_clear_object (&sl->object);
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g_clear_pointer (&sl->box, gtk_widget_unparent);
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G_OBJECT_CLASS (gtk_inspector_a11y_parent_class)->dispose (o);
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}
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static void
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gtk_inspector_a11y_class_init (GtkInspectorA11yClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
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object_class->dispose = dispose;
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gtk_widget_class_set_template_from_resource (widget_class, "/org/gtk/libgtk/inspector/a11y.ui");
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gtk_widget_class_bind_template_child (widget_class, GtkInspectorA11y, box);
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gtk_widget_class_bind_template_child (widget_class, GtkInspectorA11y, role);
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gtk_widget_class_bind_template_child (widget_class, GtkInspectorA11y, attributes);
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gtk_widget_class_bind_template_callback (widget_class, setup_cell_cb);
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gtk_widget_class_bind_template_callback (widget_class, bind_name_cb);
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gtk_widget_class_bind_template_callback (widget_class, bind_value_cb);
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gtk_widget_class_set_layout_manager_type (widget_class, GTK_TYPE_BIN_LAYOUT);
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}
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// vim: set et sw=2 ts=2:
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