static gint
gail_statusbar_notify (GObject *obj,
GParamSpec *pspec,
gpointer user_data)
{
AtkObject *atk_obj = ATK_OBJECT (user_data);
GtkLabel *label;
GailStatusbar *statusbar;
if (strcmp (pspec->name, "label") == 0)
{
const gchar* label_text;
label = GTK_LABEL (obj);
label_text = gtk_label_get_text (label);
statusbar = GAIL_STATUSBAR (atk_obj);
gail_text_util_text_setup (statusbar->textutil, label_text);
if (atk_obj->name == NULL)
{
/*
* The label has changed so notify a change in accessible-name
*/
g_object_notify (G_OBJECT (atk_obj), "accessible-name");
}
/*
* The label is the only property which can be changed
*/
g_signal_emit_by_name (atk_obj, "visible_data_changed");
}
return 1;
}
static void
gail_item_notify_label_gtk (GObject *obj,
GParamSpec *pspec,
gpointer data)
{
AtkObject* atk_obj = ATK_OBJECT (data);
GtkLabel *label;
GailItem *gail_item;
if (strcmp (pspec->name, "label") == 0)
{
const gchar* label_text;
label = GTK_LABEL (obj);
label_text = gtk_label_get_text (label);
gail_item = GAIL_ITEM (atk_obj);
gail_text_util_text_setup (gail_item->textutil, label_text);
if (atk_obj->name == NULL)
{
/*
* The label has changed so notify a change in accessible-name
*/
g_object_notify (G_OBJECT (atk_obj), "accessible-name");
}
/*
* The label is the only property which can be changed
*/
g_signal_emit_by_name (atk_obj, "visible_data_changed");
}
}
static void
gail_scale_notify (GObject *obj,
GParamSpec *pspec)
{
GailScale *scale = GAIL_SCALE (obj);
if (strcmp (pspec->name, "accessible-value") == 0)
{
GtkWidget *widget;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (obj));
if (widget)
{
GtkScale *gtk_scale;
PangoLayout *layout;
const gchar *txt;
gtk_scale = GTK_SCALE (widget);
layout = gtk_scale_get_layout (gtk_scale);
if (layout)
{
txt = pango_layout_get_text (layout);
if (txt)
{
g_signal_emit_by_name (obj, "text_changed::delete", 0,
gtk_text_buffer_get_char_count (scale->textutil->buffer));
gail_text_util_text_setup (scale->textutil, txt);
g_signal_emit_by_name (obj, "text_changed::insert", 0,
g_utf8_strlen (txt, -1));
}
}
}
}
G_OBJECT_CLASS (gail_scale_parent_class)->notify (obj, pspec);
}
static gint
gail_button_real_add_gtk (GtkContainer *container,
GtkWidget *widget,
gpointer data)
{
GtkLabel *label;
GailButton *button;
if (GTK_IS_LABEL (widget))
{
const gchar* label_text;
label = GTK_LABEL (widget);
button = GAIL_BUTTON (data);
if (!button->textutil)
gail_button_init_textutil (button, widget);
else
{
label_text = gtk_label_get_text (label);
gail_text_util_text_setup (button->textutil, label_text);
}
}
return 1;
}
static void
gail_expander_init_textutil (GailExpander *expander,
GtkExpander *widget)
{
const gchar *label_text;
expander->textutil = gail_text_util_new ();
label_text = gail_expander_get_full_text (widget);
gail_text_util_text_setup (expander->textutil, label_text);
}
static void
gail_statusbar_init_textutil (GailStatusbar *statusbar,
GtkWidget *label)
{
const gchar *label_text;
statusbar->textutil = gail_text_util_new ();
label_text = gtk_label_get_text (GTK_LABEL (label));
gail_text_util_text_setup (statusbar->textutil, label_text);
g_signal_connect (label,
"notify",
(GCallback) gail_statusbar_notify,
statusbar);
}
static void
gail_item_init_textutil (GailItem *item,
GtkWidget *label)
{
const gchar *label_text;
if (item->textutil == NULL)
{
item->textutil = gail_text_util_new ();
g_signal_connect (label,
"notify",
(GCallback) gail_item_notify_label_gtk,
item);
}
label_text = gtk_label_get_text (GTK_LABEL (label));
gail_text_util_text_setup (item->textutil, label_text);
}
static void
gail_notebook_page_init_textutil (GailNotebookPage *page,
GtkWidget *label)
{
const gchar *label_text;
if (page->textutil == NULL)
{
page->textutil = gail_text_util_new ();
g_signal_connect (label,
"notify",
(GCallback) gail_notebook_page_notify,
page);
}
label_text = gtk_label_get_text (GTK_LABEL (label));
gail_text_util_text_setup (page->textutil, label_text);
}
static void
gail_expander_real_notify_gtk (GObject *obj,
GParamSpec *pspec)
{
AtkObject* atk_obj;
GtkExpander *expander;
GailExpander *gail_expander;
expander = GTK_EXPANDER (obj);
atk_obj = gtk_widget_get_accessible (GTK_WIDGET (expander));
;
if (strcmp (pspec->name, "label") == 0)
{
const gchar* label_text;
label_text = gail_expander_get_full_text (expander);
gail_expander = GAIL_EXPANDER (atk_obj);
if (gail_expander->textutil)
gail_text_util_text_setup (gail_expander->textutil, label_text);
if (atk_obj->name == NULL)
{
/*
* The label has changed so notify a change in accessible-name
*/
g_object_notify (G_OBJECT (atk_obj), "accessible-name");
}
/*
* The label is the only property which can be changed
*/
g_signal_emit_by_name (atk_obj, "visible_data_changed");
}
else if (strcmp (pspec->name, "expanded") == 0)
{
atk_object_notify_state_change (atk_obj, ATK_STATE_CHECKED,
gtk_expander_get_expanded (expander));
atk_object_notify_state_change (atk_obj, ATK_STATE_EXPANDED,
gtk_expander_get_expanded (expander));
g_signal_emit_by_name (atk_obj, "visible_data_changed");
}
else
GAIL_WIDGET_CLASS (gail_expander_parent_class)->notify_gtk (obj, pspec);
}
static void
gail_label_init_text_util (GailLabel *gail_label,
GtkWidget *widget)
{
GtkLabel *label;
const gchar *label_text;
if (gail_label->textutil == NULL)
gail_label->textutil = gail_text_util_new ();
label = GTK_LABEL (widget);
label_text = gtk_label_get_text (label);
gail_text_util_text_setup (gail_label->textutil, label_text);
if (label_text == NULL)
gail_label->label_length = 0;
else
gail_label->label_length = g_utf8_strlen (label_text, -1);
}
static void
gail_button_init_textutil (GailButton *button,
GtkWidget *label)
{
const gchar *label_text;
if (button->textutil)
g_object_unref (button->textutil);
button->textutil = gail_text_util_new ();
label_text = gtk_label_get_text (GTK_LABEL (label));
gail_text_util_text_setup (button->textutil, label_text);
g_object_weak_ref (G_OBJECT (button),
gail_button_notify_weak_ref, label);
g_object_weak_ref (G_OBJECT (label),
gail_button_notify_label_weak_ref, button);
g_signal_connect (label,
"notify",
(GCallback) gail_button_notify_label_gtk,
button);
}
static void
gail_scale_real_initialize (AtkObject *obj,
gpointer data)
{
GailScale *gail_scale;
const gchar *txt;
PangoLayout *layout;
ATK_OBJECT_CLASS (gail_scale_parent_class)->initialize (obj, data);
gail_scale = GAIL_SCALE (obj);
gail_scale->textutil = gail_text_util_new ();
layout = gtk_scale_get_layout (GTK_SCALE (data));
if (layout)
{
txt = pango_layout_get_text (layout);
if (txt)
{
gail_text_util_text_setup (gail_scale->textutil, txt);
}
}
}
static gboolean
gail_text_cell_update_cache (GailRendererCell *cell,
gboolean emit_change_signal)
{
GailTextCell *text_cell = GAIL_TEXT_CELL (cell);
AtkObject *obj = ATK_OBJECT (cell);
gboolean rv = FALSE;
gint temp_length;
gchar *new_cache;
g_object_get (G_OBJECT (cell->renderer), "text", &new_cache, NULL);
if (text_cell->cell_text)
{
/*
* If the new value is NULL and the old value isn't NULL, then the
* value has changed.
*/
if (new_cache == NULL ||
strcmp (text_cell->cell_text, new_cache))
{
g_free (text_cell->cell_text);
temp_length = text_cell->cell_length;
text_cell->cell_text = NULL;
text_cell->cell_length = 0;
if (emit_change_signal)
{
g_signal_emit_by_name (cell, "text_changed::delete", 0, temp_length);
if (obj->name == NULL)
g_object_notify (G_OBJECT (obj), "accessible-name");
}
if (new_cache)
rv = TRUE;
}
}
else
rv = TRUE;
if (rv)
{
if (new_cache == NULL)
{
text_cell->cell_text = g_strdup ("");
text_cell->cell_length = 0;
}
else
{
text_cell->cell_text = g_strdup (new_cache);
text_cell->cell_length = g_utf8_strlen (new_cache, -1);
}
}
g_free (new_cache);
gail_text_util_text_setup (text_cell->textutil, text_cell->cell_text);
if (rv)
{
if (emit_change_signal)
{
g_signal_emit_by_name (cell, "text_changed::insert",
0, text_cell->cell_length);
if (obj->name == NULL)
g_object_notify (G_OBJECT (obj), "accessible-name");
}
}
return rv;
}
