forked from AuroraMiddleware/gtk
a11y: Make GtkSearchEntryAccessible a full GtkWidgetAccessible
We should not inherit from GtkEntryAccessible, given that GtkSearchEntry is *not* a GtkEntry.
This commit is contained in:
Emmanuele Bassi
parent
7c2c795681
commit
428bb09a35
@ -22,14 +22,164 @@
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#include "gtksearchentryaccessible.h"
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#include "gtkeditable.h"
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#include "gtkimage.h"
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#include "gtkintl.h"
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#include "gtklabel.h"
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#include "gtkpango.h"
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#include "gtksearchentryprivate.h"
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#include "gtkstylecontextprivate.h"
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#include "gtktextprivate.h"
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struct _GtkSearchEntryAccessible
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{
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GtkEntryAccessible parent_instance;
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GtkWidgetAccessible parent_instance;
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int cursor_position;
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int selection_bound;
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};
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G_DEFINE_TYPE (GtkSearchEntryAccessible, gtk_search_entry_accessible, GTK_TYPE_ENTRY_ACCESSIBLE)
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static void atk_editable_text_interface_init (AtkEditableTextIface *iface);
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static void atk_text_interface_init (AtkTextIface *iface);
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static void atk_action_interface_init (AtkActionIface *iface);
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G_DEFINE_TYPE_WITH_CODE (GtkSearchEntryAccessible, gtk_search_entry_accessible, GTK_TYPE_WIDGET_ACCESSIBLE,
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G_IMPLEMENT_INTERFACE (ATK_TYPE_EDITABLE_TEXT, atk_editable_text_interface_init)
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G_IMPLEMENT_INTERFACE (ATK_TYPE_TEXT, atk_text_interface_init)
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G_IMPLEMENT_INTERFACE (ATK_TYPE_ACTION, atk_action_interface_init))
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static inline GtkText *
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get_text_widget (GtkAccessible *accessible)
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{
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GtkSearchEntry *search_entry =
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GTK_SEARCH_ENTRY (gtk_accessible_get_widget (accessible));
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if (search_entry == NULL)
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return NULL;
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return gtk_search_entry_get_text_widget (search_entry);
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}
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static gboolean
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check_for_selection_change (GtkSearchEntryAccessible *self,
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GtkEditable *editable)
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{
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gboolean ret_val = FALSE;
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gint start, end;
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if (gtk_editable_get_selection_bounds (editable, &start, &end))
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{
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if (end != self->cursor_position ||
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start != self->selection_bound)
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/*
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* This check is here as this function can be called
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* for notification of selection_bound and current_pos.
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* The values of current_pos and selection_bound may be the same
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* for both notifications and we only want to generate one
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* text_selection_changed signal.
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*/
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ret_val = TRUE;
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}
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else
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{
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/* We had a selection */
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ret_val = (self->cursor_position != self->selection_bound);
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}
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self->cursor_position = end;
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self->selection_bound = start;
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return ret_val;
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}
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static void
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insert_text_cb (GtkEditable *editable,
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gchar *new_text,
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gint new_text_length,
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gint *position,
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GtkSearchEntryAccessible *self)
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{
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int length;
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if (new_text_length == 0)
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return;
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length = g_utf8_strlen (new_text, new_text_length);
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g_signal_emit_by_name (self,
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"text-changed::insert",
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*position - length,
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length);
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}
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static void
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delete_text_cb (GtkEditable *editable,
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gint start,
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gint end,
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GtkSearchEntryAccessible *self)
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{
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GtkText *text;
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text = get_text_widget (GTK_ACCESSIBLE (self));
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if (text == NULL)
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return;
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if (end < 0)
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{
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char *contents;
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contents = gtk_text_get_display_text (text, 0, -1);
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end = g_utf8_strlen (contents, -1);
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g_free (contents);
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}
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if (end == start)
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return;
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g_signal_emit_by_name (self,
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"text-changed::delete",
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start,
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end - start);
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}
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static int
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gtk_search_entry_accessible_get_n_children (AtkObject *object)
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{
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GtkWidget *widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (object));
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if (widget == NULL)
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return 0;
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int count = 0;
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for (GtkWidget *child = gtk_widget_get_first_child (widget);
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child != NULL;
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child = gtk_widget_get_next_sibling (child))
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{
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if (GTK_IS_IMAGE (child) && gtk_widget_get_child_visible (child))
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count += 1;
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}
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return count;
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}
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static AtkObject *
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gtk_search_entry_accessible_ref_child (AtkObject *obj,
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int i)
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{
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GtkWidget *widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (obj));
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if (widget == NULL)
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return NULL;
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for (GtkWidget *child = gtk_widget_get_first_child (widget);
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child != NULL;
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child = gtk_widget_get_next_sibling (child))
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{
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if (GTK_IS_IMAGE (child) && gtk_widget_get_child_visible (child))
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return g_object_ref (gtk_widget_get_accessible (child));
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}
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return NULL;
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}
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static AtkAttributeSet *
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gtk_search_entry_accessible_get_attributes (AtkObject *accessible)
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@ -58,12 +208,65 @@ gtk_search_entry_accessible_get_attributes (AtkObject *accessible)
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return attributes;
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}
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static void
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on_cursor_position_changed (GObject *gobject,
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GParamSpec *pspec,
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gpointer data)
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{
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GtkSearchEntryAccessible *self = data;
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GtkEditable *editable = GTK_EDITABLE (gobject);
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if (check_for_selection_change (self, editable))
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g_signal_emit_by_name (self, "text-selection-changed");
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// The entry cursor position has moved so generate the signal
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g_signal_emit_by_name (self, "text-caret-moved",
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gtk_editable_get_position (editable));
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}
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static void
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on_selection_bound_changed (GObject *gobject,
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GParamSpec *pspec,
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gpointer data)
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{
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GtkSearchEntryAccessible *self = data;
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GtkEditable *editable = GTK_EDITABLE (gobject);
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if (check_for_selection_change (self, editable))
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g_signal_emit_by_name (self, "text-selection-changed");
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}
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static void
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gtk_search_entry_accessible_initialize (AtkObject *object,
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gpointer data)
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{
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GtkSearchEntryAccessible *self = GTK_SEARCH_ENTRY_ACCESSIBLE (object);
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GtkEditable *editable = data;
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GtkWidget *widget = data;
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int start_pos, end_pos;
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gtk_editable_get_selection_bounds (editable, &start_pos, &end_pos);
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self->cursor_position = end_pos;
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self->selection_bound = start_pos;
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/* Set up signal callbacks */
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g_signal_connect_after (widget, "insert-text", G_CALLBACK (insert_text_cb), self);
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g_signal_connect (widget, "delete-text", G_CALLBACK (delete_text_cb), self);
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g_signal_connect (widget, "notify::cursor-position",
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G_CALLBACK (on_cursor_position_changed), self);
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g_signal_connect (widget, "notify::selection-bound",
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G_CALLBACK (on_selection_bound_changed), self);
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}
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static void
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gtk_search_entry_accessible_class_init (GtkSearchEntryAccessibleClass *klass)
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{
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AtkObjectClass *class = ATK_OBJECT_CLASS (klass);
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class->initialize = gtk_search_entry_accessible_initialize;
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class->get_attributes = gtk_search_entry_accessible_get_attributes;
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class->get_n_children = gtk_search_entry_accessible_get_n_children;
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class->ref_child = gtk_search_entry_accessible_ref_child;
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}
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static void
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@ -74,3 +277,734 @@ gtk_search_entry_accessible_init (GtkSearchEntryAccessible *self)
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atk_obj->role = ATK_ROLE_TEXT;
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atk_object_set_name (atk_obj, _("Search"));
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}
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static gchar *
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gtk_search_entry_accessible_get_text (AtkText *atk_text,
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gint start_pos,
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gint end_pos)
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{
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GtkText *text = get_text_widget (GTK_ACCESSIBLE (atk_text));
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if (text == NULL)
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return NULL;
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return gtk_text_get_display_text (text, start_pos, end_pos);
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}
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static gchar *
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gtk_search_entry_accessible_get_text_before_offset (AtkText *atk_text,
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gint offset,
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AtkTextBoundary boundary_type,
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gint *start_offset,
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gint *end_offset)
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{
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GtkText *text = get_text_widget (GTK_ACCESSIBLE (atk_text));
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if (text == NULL)
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return NULL;
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return _gtk_pango_get_text_before (gtk_text_get_layout (text),
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boundary_type, offset,
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start_offset, end_offset);
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}
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static gchar *
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gtk_search_entry_accessible_get_text_at_offset (AtkText *atk_text,
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gint offset,
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AtkTextBoundary boundary_type,
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gint *start_offset,
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gint *end_offset)
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{
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GtkText *text = get_text_widget (GTK_ACCESSIBLE (atk_text));
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if (text == NULL)
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return NULL;
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return _gtk_pango_get_text_at (gtk_text_get_layout (text),
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boundary_type, offset,
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start_offset, end_offset);
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}
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static gchar *
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gtk_search_entry_accessible_get_text_after_offset (AtkText *atk_text,
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gint offset,
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AtkTextBoundary boundary_type,
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gint *start_offset,
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gint *end_offset)
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{
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GtkText *text = get_text_widget (GTK_ACCESSIBLE (atk_text));
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if (text == NULL)
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return NULL;
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return _gtk_pango_get_text_after (gtk_text_get_layout (text),
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boundary_type, offset,
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start_offset, end_offset);
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}
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static gint
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gtk_search_entry_accessible_get_character_count (AtkText *atk_text)
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{
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GtkText *text = get_text_widget (GTK_ACCESSIBLE (atk_text));
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if (text == NULL)
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return 0;
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char *display_text = gtk_text_get_display_text (text, 0, -1);
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int char_count = 0;
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if (display_text)
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{
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char_count = g_utf8_strlen (display_text, -1);
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g_free (display_text);
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}
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return char_count;
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}
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static gint
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gtk_search_entry_accessible_get_caret_offset (AtkText *atk_text)
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{
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GtkWidget *widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (atk_text));
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if (widget == NULL)
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return -1;
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int cursor_position = 0;
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gboolean result = gtk_editable_get_selection_bounds (GTK_EDITABLE (widget), NULL, &cursor_position);
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if (!result)
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return -1;
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return cursor_position;
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}
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static gboolean
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gtk_search_entry_accessible_set_caret_offset (AtkText *atk_text,
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gint offset)
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{
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GtkWidget *widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (atk_text));
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if (widget == NULL)
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return FALSE;
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gtk_editable_set_position (GTK_EDITABLE (widget), offset);
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return TRUE;
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}
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static AtkAttributeSet *
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add_text_attribute (AtkAttributeSet *attributes,
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AtkTextAttribute attr,
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gint i)
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{
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AtkAttribute *at;
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at = g_new (AtkAttribute, 1);
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at->name = g_strdup (atk_text_attribute_get_name (attr));
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at->value = g_strdup (atk_text_attribute_get_value (attr, i));
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return g_slist_prepend (attributes, at);
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}
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static AtkAttributeSet *
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gtk_search_entry_accessible_get_run_attributes (AtkText *atk_text,
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gint offset,
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gint *start_offset,
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gint *end_offset)
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{
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GtkText *text = get_text_widget (GTK_ACCESSIBLE (atk_text));
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if (text == NULL)
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return NULL;
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AtkAttributeSet *attributes = NULL;
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attributes = add_text_attribute (attributes, ATK_TEXT_ATTR_DIRECTION,
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gtk_widget_get_direction (GTK_WIDGET (text)));
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attributes = _gtk_pango_get_run_attributes (attributes,
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gtk_text_get_layout (text),
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offset,
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start_offset,
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end_offset);
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return attributes;
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}
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static AtkAttributeSet *
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gtk_search_entry_accessible_get_default_attributes (AtkText *atk_text)
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{
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GtkText *text = get_text_widget (GTK_ACCESSIBLE (atk_text));
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if (text == NULL)
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return NULL;
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AtkAttributeSet *attributes = NULL;
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attributes = add_text_attribute (attributes, ATK_TEXT_ATTR_DIRECTION,
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gtk_widget_get_direction (GTK_WIDGET (text)));
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attributes = _gtk_pango_get_default_attributes (attributes,
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gtk_text_get_layout (text));
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attributes = _gtk_style_context_get_attributes (attributes,
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gtk_widget_get_style_context (GTK_WIDGET (text)));
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return attributes;
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}
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static void
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gtk_search_entry_accessible_get_character_extents (AtkText *atk_text,
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gint offset,
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gint *x,
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gint *y,
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gint *width,
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gint *height,
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AtkCoordType coords)
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{
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GtkText *text = get_text_widget (GTK_ACCESSIBLE (atk_text));
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PangoRectangle char_rect;
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char *entry_text;
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int index, x_layout, y_layout;
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GtkAllocation allocation;
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if (text == NULL)
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return;
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gtk_text_get_layout_offsets (text, &x_layout, &y_layout);
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entry_text = gtk_text_get_display_text (text, 0, -1);
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index = g_utf8_offset_to_pointer (entry_text, offset) - entry_text;
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g_free (entry_text);
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pango_layout_index_to_pos (gtk_text_get_layout (text), index, &char_rect);
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pango_extents_to_pixels (&char_rect, NULL);
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gtk_widget_get_allocation (GTK_WIDGET (text), &allocation);
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*x = allocation.x + x_layout + char_rect.x;
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*y = allocation.y + y_layout + char_rect.y;
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*width = char_rect.width;
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*height = char_rect.height;
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}
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static gint
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gtk_search_entry_accessible_get_offset_at_point (AtkText *atk_text,
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gint x,
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gint y,
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AtkCoordType coords)
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{
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GtkText *text = get_text_widget (GTK_ACCESSIBLE (atk_text));
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int index, x_layout, y_layout;
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int x_local, y_local;
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glong offset;
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if (text == NULL)
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return 1;
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gtk_text_get_layout_offsets (text, &x_layout, &y_layout);
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x_local = x - x_layout;
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y_local = y - y_layout;
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if (!pango_layout_xy_to_index (gtk_text_get_layout (text),
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x_local * PANGO_SCALE,
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y_local * PANGO_SCALE,
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&index, NULL))
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{
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if (x_local < 0 || y_local < 0)
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index = 0;
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else
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index = -1;
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}
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offset = -1;
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if (index != -1)
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{
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char *entry_text = gtk_text_get_display_text (text, 0, -1);
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offset = g_utf8_pointer_to_offset (entry_text, entry_text + index);
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g_free (entry_text);
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}
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return offset;
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}
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static gint
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gtk_search_entry_accessible_get_n_selections (AtkText *text)
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{
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GtkWidget *widget;
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gint start, end;
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widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
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if (widget == NULL)
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return 0;
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if (gtk_editable_get_selection_bounds (GTK_EDITABLE (widget), &start, &end))
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return 1;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static gchar *
|
||||
gtk_search_entry_accessible_get_selection (AtkText *text,
|
||||
gint selection_num,
|
||||
gint *start_pos,
|
||||
gint *end_pos)
|
||||
{
|
||||
GtkEditable *editable;
|
||||
GtkWidget *widget;
|
||||
int start, end;
|
||||
|
||||
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
|
||||
if (widget == NULL)
|
||||
return NULL;
|
||||
|
||||
if (selection_num != 0)
|
||||
return NULL;
|
||||
|
||||
editable = GTK_EDITABLE (widget);
|
||||
if (gtk_editable_get_selection_bounds (editable, &start, &end))
|
||||
{
|
||||
if (start_pos != NULL)
|
||||
*start_pos = start;
|
||||
if (end_pos != NULL)
|
||||
*end_pos = end;
|
||||
|
||||
return gtk_editable_get_chars (editable, start, end);
|
||||
}
|
||||
|
||||
return NULL;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gtk_search_entry_accessible_add_selection (AtkText *text,
|
||||
gint start_pos,
|
||||
gint end_pos)
|
||||
{
|
||||
GtkEntry *entry;
|
||||
GtkWidget *widget;
|
||||
int start, end;
|
||||
|
||||
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
|
||||
if (widget == NULL)
|
||||
return FALSE;
|
||||
|
||||
entry = GTK_ENTRY (widget);
|
||||
|
||||
if (!gtk_editable_get_selection_bounds (GTK_EDITABLE (entry), &start, &end))
|
||||
{
|
||||
gtk_editable_select_region (GTK_EDITABLE (entry), start_pos, end_pos);
|
||||
return TRUE;
|
||||
}
|
||||
else
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gtk_search_entry_accessible_remove_selection (AtkText *text,
|
||||
gint selection_num)
|
||||
{
|
||||
GtkWidget *widget;
|
||||
gint start, end;
|
||||
|
||||
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
|
||||
if (widget == NULL)
|
||||
return FALSE;
|
||||
|
||||
if (selection_num != 0)
|
||||
return FALSE;
|
||||
|
||||
if (gtk_editable_get_selection_bounds (GTK_EDITABLE (widget), &start, &end))
|
||||
{
|
||||
gtk_editable_select_region (GTK_EDITABLE (widget), end, end);
|
||||
return TRUE;
|
||||
}
|
||||
else
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gtk_search_entry_accessible_set_selection (AtkText *text,
|
||||
gint selection_num,
|
||||
gint start_pos,
|
||||
gint end_pos)
|
||||
{
|
||||
GtkWidget *widget;
|
||||
gint start, end;
|
||||
|
||||
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
|
||||
if (widget == NULL)
|
||||
return FALSE;
|
||||
|
||||
if (selection_num != 0)
|
||||
return FALSE;
|
||||
|
||||
if (gtk_editable_get_selection_bounds (GTK_EDITABLE (widget), &start, &end))
|
||||
{
|
||||
gtk_editable_select_region (GTK_EDITABLE (widget), start_pos, end_pos);
|
||||
return TRUE;
|
||||
}
|
||||
else
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
static gunichar
|
||||
gtk_search_entry_accessible_get_character_at_offset (AtkText *atk_text,
|
||||
gint offset)
|
||||
{
|
||||
GtkText *text;
|
||||
char *contents;
|
||||
char *index;
|
||||
gunichar result;
|
||||
|
||||
result = '\0';
|
||||
|
||||
text = get_text_widget (GTK_ACCESSIBLE (atk_text));
|
||||
if (text == NULL)
|
||||
return 0;
|
||||
|
||||
if (!gtk_text_get_visibility (text))
|
||||
return result;
|
||||
|
||||
contents = gtk_text_get_display_text (text, 0, -1);
|
||||
if (offset < g_utf8_strlen (contents, -1))
|
||||
{
|
||||
index = g_utf8_offset_to_pointer (contents, offset);
|
||||
result = g_utf8_get_char (index);
|
||||
g_free (contents);
|
||||
}
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
static void
|
||||
atk_text_interface_init (AtkTextIface *iface)
|
||||
{
|
||||
iface->get_text = gtk_search_entry_accessible_get_text;
|
||||
iface->get_character_at_offset = gtk_search_entry_accessible_get_character_at_offset;
|
||||
iface->get_text_before_offset = gtk_search_entry_accessible_get_text_before_offset;
|
||||
iface->get_text_at_offset = gtk_search_entry_accessible_get_text_at_offset;
|
||||
iface->get_text_after_offset = gtk_search_entry_accessible_get_text_after_offset;
|
||||
iface->get_caret_offset = gtk_search_entry_accessible_get_caret_offset;
|
||||
iface->set_caret_offset = gtk_search_entry_accessible_set_caret_offset;
|
||||
iface->get_character_count = gtk_search_entry_accessible_get_character_count;
|
||||
iface->get_n_selections = gtk_search_entry_accessible_get_n_selections;
|
||||
iface->get_selection = gtk_search_entry_accessible_get_selection;
|
||||
iface->add_selection = gtk_search_entry_accessible_add_selection;
|
||||
iface->remove_selection = gtk_search_entry_accessible_remove_selection;
|
||||
iface->set_selection = gtk_search_entry_accessible_set_selection;
|
||||
iface->get_run_attributes = gtk_search_entry_accessible_get_run_attributes;
|
||||
iface->get_default_attributes = gtk_search_entry_accessible_get_default_attributes;
|
||||
iface->get_character_extents = gtk_search_entry_accessible_get_character_extents;
|
||||
iface->get_offset_at_point = gtk_search_entry_accessible_get_offset_at_point;
|
||||
}
|
||||
|
||||
static void
|
||||
gtk_search_entry_accessible_set_text_contents (AtkEditableText *text,
|
||||
const gchar *string)
|
||||
{
|
||||
GtkWidget *widget;
|
||||
|
||||
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
|
||||
if (widget == NULL)
|
||||
return;
|
||||
|
||||
if (!gtk_editable_get_editable (GTK_EDITABLE (widget)))
|
||||
return;
|
||||
|
||||
gtk_editable_set_text (GTK_EDITABLE (widget), string);
|
||||
}
|
||||
|
||||
static void
|
||||
gtk_search_entry_accessible_insert_text (AtkEditableText *text,
|
||||
const gchar *string,
|
||||
gint length,
|
||||
gint *position)
|
||||
{
|
||||
GtkWidget *widget;
|
||||
GtkEditable *editable;
|
||||
int pos = 0;
|
||||
|
||||
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
|
||||
if (widget == NULL)
|
||||
return;
|
||||
|
||||
editable = GTK_EDITABLE (widget);
|
||||
if (!gtk_editable_get_editable (editable))
|
||||
return;
|
||||
|
||||
if (position != NULL)
|
||||
pos = *position;
|
||||
|
||||
gtk_editable_insert_text (editable, string, length, &pos);
|
||||
gtk_editable_set_position (editable, pos);
|
||||
|
||||
if (position != NULL)
|
||||
*position = pos;
|
||||
}
|
||||
|
||||
static void
|
||||
gtk_search_entry_accessible_copy_text (AtkEditableText *text,
|
||||
gint start_pos,
|
||||
gint end_pos)
|
||||
{
|
||||
GtkWidget *widget;
|
||||
GtkEditable *editable;
|
||||
GdkClipboard *clipboard;
|
||||
char *str;
|
||||
|
||||
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
|
||||
if (widget == NULL)
|
||||
return;
|
||||
|
||||
editable = GTK_EDITABLE (widget);
|
||||
str = gtk_editable_get_chars (editable, start_pos, end_pos);
|
||||
clipboard = gtk_widget_get_clipboard (widget);
|
||||
gdk_clipboard_set_text (clipboard, str);
|
||||
g_free (str);
|
||||
}
|
||||
|
||||
static void
|
||||
gtk_search_entry_accessible_cut_text (AtkEditableText *text,
|
||||
gint start_pos,
|
||||
gint end_pos)
|
||||
{
|
||||
GtkWidget *widget;
|
||||
GtkEditable *editable;
|
||||
GdkClipboard *clipboard;
|
||||
char *str;
|
||||
|
||||
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
|
||||
if (widget == NULL)
|
||||
return;
|
||||
|
||||
editable = GTK_EDITABLE (widget);
|
||||
if (!gtk_editable_get_editable (editable))
|
||||
return;
|
||||
|
||||
str = gtk_editable_get_chars (editable, start_pos, end_pos);
|
||||
clipboard = gtk_widget_get_clipboard (widget);
|
||||
gdk_clipboard_set_text (clipboard, str);
|
||||
gtk_editable_delete_text (editable, start_pos, end_pos);
|
||||
}
|
||||
|
||||
static void
|
||||
gtk_search_entry_accessible_delete_text (AtkEditableText *text,
|
||||
gint start_pos,
|
||||
gint end_pos)
|
||||
{
|
||||
GtkWidget *widget;
|
||||
GtkEditable *editable;
|
||||
|
||||
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
|
||||
if (widget == NULL)
|
||||
return;
|
||||
|
||||
editable = GTK_EDITABLE (widget);
|
||||
if (!gtk_editable_get_editable (editable))
|
||||
return;
|
||||
|
||||
gtk_editable_delete_text (editable, start_pos, end_pos);
|
||||
}
|
||||
|
||||
typedef struct
|
||||
{
|
||||
GtkEditable *entry;
|
||||
int position;
|
||||
} PasteData;
|
||||
|
||||
static void
|
||||
paste_received_cb (GObject *clipboard,
|
||||
GAsyncResult *result,
|
||||
gpointer data)
|
||||
{
|
||||
PasteData *paste = data;
|
||||
char *text;
|
||||
|
||||
text = gdk_clipboard_read_text_finish (GDK_CLIPBOARD (clipboard), result, NULL);
|
||||
if (text != NULL)
|
||||
gtk_editable_insert_text (paste->entry,
|
||||
text, -1,
|
||||
&(paste->position));
|
||||
|
||||
g_object_unref (paste->entry);
|
||||
g_free (paste);
|
||||
g_free (text);
|
||||
}
|
||||
|
||||
static void
|
||||
gtk_search_entry_accessible_paste_text (AtkEditableText *text,
|
||||
gint position)
|
||||
{
|
||||
GtkWidget *widget;
|
||||
GtkEditable *editable;
|
||||
PasteData *paste;
|
||||
GdkClipboard *clipboard;
|
||||
|
||||
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
|
||||
if (widget == NULL)
|
||||
return;
|
||||
|
||||
editable = GTK_EDITABLE (widget);
|
||||
if (!gtk_editable_get_editable (editable))
|
||||
return;
|
||||
|
||||
paste = g_new0 (PasteData, 1);
|
||||
paste->entry = GTK_EDITABLE (widget);
|
||||
paste->position = position;
|
||||
|
||||
g_object_ref (paste->entry);
|
||||
clipboard = gtk_widget_get_clipboard (widget);
|
||||
gdk_clipboard_read_text_async (clipboard, NULL, paste_received_cb, paste);
|
||||
}
|
||||
|
||||
static void
|
||||
atk_editable_text_interface_init (AtkEditableTextIface *iface)
|
||||
{
|
||||
iface->set_text_contents = gtk_search_entry_accessible_set_text_contents;
|
||||
iface->insert_text = gtk_search_entry_accessible_insert_text;
|
||||
iface->copy_text = gtk_search_entry_accessible_copy_text;
|
||||
iface->cut_text = gtk_search_entry_accessible_cut_text;
|
||||
iface->delete_text = gtk_search_entry_accessible_delete_text;
|
||||
iface->paste_text = gtk_search_entry_accessible_paste_text;
|
||||
iface->set_run_attributes = NULL;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gtk_search_entry_accessible_do_action (AtkAction *action,
|
||||
gint i)
|
||||
{
|
||||
GtkWidget *widget;
|
||||
|
||||
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (action));
|
||||
if (widget == NULL)
|
||||
return FALSE;
|
||||
|
||||
if (!gtk_widget_get_sensitive (widget) || !gtk_widget_get_visible (widget))
|
||||
return FALSE;
|
||||
|
||||
if (i == 0)
|
||||
{
|
||||
gtk_widget_activate (widget);
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
if (i == 1)
|
||||
{
|
||||
gtk_editable_set_text (GTK_EDITABLE (widget), "");
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
static gint
|
||||
gtk_search_entry_accessible_get_n_actions (AtkAction *action)
|
||||
{
|
||||
GtkAccessible *accessible = GTK_ACCESSIBLE (action);
|
||||
|
||||
GtkWidget *widget = gtk_accessible_get_widget (accessible);
|
||||
if (widget == NULL)
|
||||
return 0;
|
||||
|
||||
// If the SearchEntry widget contains text, we have a second action
|
||||
// to clear its contents
|
||||
int n_actions = 1;
|
||||
const char *str = gtk_editable_get_text (GTK_EDITABLE (widget));
|
||||
if (str != NULL && *str != '\0')
|
||||
n_actions += 1;
|
||||
|
||||
return n_actions;
|
||||
}
|
||||
|
||||
static const gchar *
|
||||
gtk_search_entry_accessible_get_keybinding (AtkAction *action,
|
||||
gint i)
|
||||
{
|
||||
GtkWidget *widget;
|
||||
GtkWidget *label;
|
||||
AtkRelationSet *set;
|
||||
AtkRelation *relation;
|
||||
GPtrArray *target;
|
||||
gpointer target_object;
|
||||
guint key_val;
|
||||
|
||||
if (i != 0)
|
||||
return NULL;
|
||||
|
||||
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (action));
|
||||
if (widget == NULL)
|
||||
return NULL;
|
||||
|
||||
set = atk_object_ref_relation_set (ATK_OBJECT (action));
|
||||
if (!set)
|
||||
return NULL;
|
||||
|
||||
label = NULL;
|
||||
relation = atk_relation_set_get_relation_by_type (set, ATK_RELATION_LABELLED_BY);
|
||||
if (relation)
|
||||
{
|
||||
target = atk_relation_get_target (relation);
|
||||
|
||||
target_object = g_ptr_array_index (target, 0);
|
||||
label = gtk_accessible_get_widget (GTK_ACCESSIBLE (target_object));
|
||||
}
|
||||
|
||||
g_object_unref (set);
|
||||
|
||||
if (GTK_IS_LABEL (label))
|
||||
{
|
||||
key_val = gtk_label_get_mnemonic_keyval (GTK_LABEL (label));
|
||||
if (key_val != GDK_KEY_VoidSymbol)
|
||||
return gtk_accelerator_name (key_val, GDK_ALT_MASK);
|
||||
}
|
||||
|
||||
return NULL;
|
||||
}
|
||||
|
||||
static const gchar *
|
||||
gtk_search_entry_accessible_action_get_name (AtkAction *action,
|
||||
gint i)
|
||||
{
|
||||
switch (i)
|
||||
{
|
||||
case 0:
|
||||
return "activate";
|
||||
|
||||
case 1:
|
||||
return "clear";
|
||||
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
return NULL;
|
||||
}
|
||||
|
||||
static const gchar*
|
||||
gtk_search_entry_accessible_action_get_localized_name (AtkAction *action,
|
||||
gint i)
|
||||
{
|
||||
if (i == 0)
|
||||
return C_("Action name", "Activate");
|
||||
if (i == 1)
|
||||
return C_("Action name", "Clear");
|
||||
|
||||
return NULL;
|
||||
}
|
||||
|
||||
static const gchar *
|
||||
gtk_search_entry_accessible_action_get_description (AtkAction *action,
|
||||
gint i)
|
||||
{
|
||||
if (i == 0)
|
||||
return C_("Action description", "Activates the entry");
|
||||
|
||||
if (i == 1)
|
||||
return C_("Action description", "Clears the entry");
|
||||
|
||||
return NULL;
|
||||
}
|
||||
|
||||
static void
|
||||
atk_action_interface_init (AtkActionIface *iface)
|
||||
{
|
||||
iface->do_action = gtk_search_entry_accessible_do_action;
|
||||
iface->get_n_actions = gtk_search_entry_accessible_get_n_actions;
|
||||
iface->get_keybinding = gtk_search_entry_accessible_get_keybinding;
|
||||
iface->get_name = gtk_search_entry_accessible_action_get_name;
|
||||
iface->get_localized_name = gtk_search_entry_accessible_action_get_localized_name;
|
||||
iface->get_description = gtk_search_entry_accessible_action_get_description;
|
||||
}
|
||||
|
||||
@ -37,7 +37,7 @@ typedef struct _GtkSearchEntryAccessibleClass GtkSearchEntryAccessibleClass;
|
||||
|
||||
struct _GtkSearchEntryAccessibleClass
|
||||
{
|
||||
GtkEntryAccessibleClass parent_class;
|
||||
GtkWidgetAccessibleClass parent_class;
|
||||
};
|
||||
|
||||
GDK_AVAILABLE_IN_ALL
|
||||
|
||||
Loading…
Reference in New Issue
Block a user