static gint
gail_notebook_page_get_offset_at_point (AtkText *text,
gint x,
gint y,
AtkCoordType coords)
{
GtkWidget *label;
GailNotebookPage *notebook_page;
gint index, x_layout, y_layout;
const gchar *label_text;
notebook_page = GAIL_NOTEBOOK_PAGE (text);
label = get_label_from_notebook_page (notebook_page);
if (!GTK_IS_LABEL(label))
return -1;
gtk_label_get_layout_offsets (GTK_LABEL (label), &x_layout, &y_layout);
index = gail_misc_get_index_at_point_in_layout (label,
gtk_label_get_layout (GTK_LABEL (label)),
x_layout, y_layout, x, y, coords);
label_text = gtk_label_get_text (GTK_LABEL (label));
if (index == -1)
{
if (coords == ATK_XY_WINDOW || coords == ATK_XY_SCREEN)
return g_utf8_strlen (label_text, -1);
return index;
}
else
return g_utf8_pointer_to_offset (label_text, label_text + index);
}
static gchar*
gail_notebook_page_get_text (AtkText *text,
gint start_pos,
gint end_pos)
{
GtkWidget *label;
GailNotebookPage *notebook_page;
const gchar *label_text;
notebook_page = GAIL_NOTEBOOK_PAGE (text);
label = get_label_from_notebook_page (notebook_page);
if (!GTK_IS_LABEL (label))
return NULL;
if (!notebook_page->textutil)
gail_notebook_page_init_textutil (notebook_page, label);
label_text = gtk_label_get_text (GTK_LABEL (label));
if (label_text == NULL)
return NULL;
else
{
return gail_text_util_get_substring (notebook_page->textutil,
start_pos, end_pos);
}
}
static void
gail_notebook_page_get_character_extents (AtkText *text,
gint offset,
gint *x,
gint *y,
gint *width,
gint *height,
AtkCoordType coords)
{
GtkWidget *label;
GailNotebookPage *notebook_page;
PangoRectangle char_rect;
gint index, x_layout, y_layout;
const gchar *label_text;
notebook_page = GAIL_NOTEBOOK_PAGE (text);
label = get_label_from_notebook_page (notebook_page);
if (!GTK_IS_LABEL(label))
return;
gtk_label_get_layout_offsets (GTK_LABEL (label), &x_layout, &y_layout);
label_text = gtk_label_get_text (GTK_LABEL (label));
index = g_utf8_offset_to_pointer (label_text, offset) - label_text;
pango_layout_index_to_pos (gtk_label_get_layout (GTK_LABEL (label)), index, &char_rect);
gail_misc_get_extents_from_pango_rectangle (label, &char_rect,
x_layout, y_layout, x, y, width, height, coords);
}
static AtkObject*
_gail_notebook_page_get_tab_label (GailNotebookPage *page)
{
GtkWidget *label;
label = get_label_from_notebook_page (page);
if (label)
return gtk_widget_get_accessible (label);
else
return NULL;
}
AtkObject*
gail_notebook_page_new (GtkNotebook *notebook,
gint pagenum)
{
GObject *object;
AtkObject *atk_object;
GailNotebookPage *page;
GtkWidget *child;
GtkWidget *label;
GList *list;
g_return_val_if_fail (GTK_IS_NOTEBOOK (notebook), NULL);
child = gtk_notebook_get_nth_page (notebook, pagenum);
if (!child)
return NULL;
object = g_object_new (GAIL_TYPE_NOTEBOOK_PAGE, NULL);
g_return_val_if_fail (object != NULL, NULL);
page = GAIL_NOTEBOOK_PAGE (object);
page->notebook = notebook;
g_object_add_weak_pointer (G_OBJECT (page->notebook), (gpointer *)&page->notebook);
page->index = pagenum;
list = g_list_nth (notebook->children, pagenum);
page->page = list->data;
page->textutil = NULL;
atk_object = ATK_OBJECT (page);
atk_object->role = ATK_ROLE_PAGE_TAB;
atk_object->layer = ATK_LAYER_WIDGET;
page->notify_child_added_id = gdk_threads_add_idle (notify_child_added, atk_object);
/*
* We get notified of changes to the label
*/
label = get_label_from_notebook_page (page);
if (GTK_IS_LABEL (label))
{
if (gtk_widget_get_mapped (label))
gail_notebook_page_init_textutil (page, label);
else
g_signal_connect (label,
"map",
G_CALLBACK (gail_notebook_page_label_map_gtk),
page);
}
return atk_object;
}
static gint
gail_notebook_page_get_character_count (AtkText *text)
{
GtkWidget *label;
GailNotebookPage *notebook_page;
notebook_page = GAIL_NOTEBOOK_PAGE (text);
label = get_label_from_notebook_page (notebook_page);
if (!GTK_IS_LABEL(label))
return 0;
return g_utf8_strlen (gtk_label_get_text (GTK_LABEL (label)), -1);
}
static const gchar *
gtk_notebook_page_accessible_get_name (AtkObject *accessible)
{
GtkWidget *label;
if (accessible->name != NULL)
return accessible->name;
label = get_label_from_notebook_page (GTK_NOTEBOOK_PAGE_ACCESSIBLE (accessible));
if (GTK_IS_LABEL (label))
return gtk_label_get_text (GTK_LABEL (label));
return NULL;
}
static AtkAttributeSet*
gail_notebook_page_get_default_attributes (AtkText *text)
{
GtkWidget *label;
GailNotebookPage *notebook_page;
AtkAttributeSet *at_set = NULL;
notebook_page = GAIL_NOTEBOOK_PAGE (text);
label = get_label_from_notebook_page (notebook_page);
if (!GTK_IS_LABEL(label))
return NULL;
at_set = gail_misc_get_default_attributes (at_set,
gtk_label_get_layout (GTK_LABEL (label)),
label);
return at_set;
}
static const gchar*
gail_notebook_page_get_name (AtkObject *accessible)
{
g_return_val_if_fail (GAIL_IS_NOTEBOOK_PAGE (accessible), NULL);
if (accessible->name != NULL)
return accessible->name;
else
{
GtkWidget *label;
label = get_label_from_notebook_page (GAIL_NOTEBOOK_PAGE (accessible));
if (GTK_IS_LABEL (label))
return gtk_label_get_text (GTK_LABEL (label));
else
return NULL;
}
}
static AtkAttributeSet*
gail_notebook_page_get_run_attributes (AtkText *text,
gint offset,
gint *start_offset,
gint *end_offset)
{
GtkWidget *label;
GailNotebookPage *notebook_page;
AtkAttributeSet *at_set = NULL;
GtkJustification justify;
GtkTextDirection dir;
notebook_page = GAIL_NOTEBOOK_PAGE (text);
label = get_label_from_notebook_page (notebook_page);
if (!GTK_IS_LABEL(label))
return NULL;
/* Get values set for entire label, if any */
justify = gtk_label_get_justify (GTK_LABEL (label));
if (justify != GTK_JUSTIFY_CENTER)
{
at_set = gail_misc_add_attribute (at_set,
ATK_TEXT_ATTR_JUSTIFICATION,
g_strdup (atk_text_attribute_get_value (ATK_TEXT_ATTR_JUSTIFICATION, justify)));
}
dir = gtk_widget_get_direction (label);
if (dir == GTK_TEXT_DIR_RTL)
{
at_set = gail_misc_add_attribute (at_set,
ATK_TEXT_ATTR_DIRECTION,
g_strdup (atk_text_attribute_get_value (ATK_TEXT_ATTR_DIRECTION, dir)));
}
at_set = gail_misc_layout_get_run_attributes (at_set,
gtk_label_get_layout (GTK_LABEL (label)),
(gchar *) gtk_label_get_text (GTK_LABEL (label)),
offset,
start_offset,
end_offset);
return at_set;
}
static AtkStateSet *
gtk_notebook_page_accessible_ref_state_set (AtkObject *accessible)
{
AtkStateSet *state_set, *label_state_set, *merged_state_set;
AtkObject *atk_label;
GtkWidget *label;
state_set = ATK_OBJECT_CLASS (_gtk_notebook_page_accessible_parent_class)->ref_state_set (accessible);
label = get_label_from_notebook_page (GTK_NOTEBOOK_PAGE_ACCESSIBLE (accessible));
if (label)
{
atk_label = gtk_widget_get_accessible (label);
label_state_set = atk_object_ref_state_set (atk_label);
merged_state_set = atk_state_set_or_sets (state_set, label_state_set);
g_object_unref (label_state_set);
g_object_unref (state_set);
}
else
{
AtkObject *child;
child = atk_object_ref_accessible_child (accessible, 0);
if (!child)
return state_set;
merged_state_set = state_set;
state_set = atk_object_ref_state_set (child);
if (atk_state_set_contains_state (state_set, ATK_STATE_VISIBLE))
{
atk_state_set_add_state (merged_state_set, ATK_STATE_VISIBLE);
if (atk_state_set_contains_state (state_set, ATK_STATE_ENABLED))
atk_state_set_add_state (merged_state_set, ATK_STATE_ENABLED);
if (atk_state_set_contains_state (state_set, ATK_STATE_SHOWING))
atk_state_set_add_state (merged_state_set, ATK_STATE_SHOWING);
}
g_object_unref (state_set);
g_object_unref (child);
}
return merged_state_set;
}
static gunichar
gail_notebook_page_get_character_at_offset (AtkText *text,
gint offset)
{
GtkWidget *label;
GailNotebookPage *notebook_page;
const gchar *string;
gchar *index;
notebook_page = GAIL_NOTEBOOK_PAGE (text);
label = get_label_from_notebook_page (notebook_page);
if (!GTK_IS_LABEL(label))
return '\0';
string = gtk_label_get_text (GTK_LABEL (label));
if (offset >= g_utf8_strlen (string, -1))
return '\0';
index = g_utf8_offset_to_pointer (string, offset);
return g_utf8_get_char (index);
}
static gchar*
gail_notebook_page_get_text_after_offset (AtkText *text,
gint offset,
AtkTextBoundary boundary_type,
gint *start_offset,
gint *end_offset)
{
GtkWidget *label;
GailNotebookPage *notebook_page;
notebook_page = GAIL_NOTEBOOK_PAGE (text);
label = get_label_from_notebook_page (notebook_page);
if (!GTK_IS_LABEL(label))
return NULL;
if (!notebook_page->textutil)
gail_notebook_page_init_textutil (notebook_page, label);
return gail_text_util_get_text (notebook_page->textutil,
gtk_label_get_layout (GTK_LABEL (label)), GAIL_AFTER_OFFSET,
boundary_type, offset, start_offset, end_offset);
}