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gtk2/gtk/a11y/gtktextviewaccessible.c
Matthias Clasen 5f6ed88b7a GtkTextViewAccessible: get rid of GailTextUtil usage 
Instead, use the newly added GtkTextBuffer functions.
2011-07-05 16:08:53 -04:00

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/* GAIL - The GNOME Accessibility Implementation Library
* Copyright 2001, 2002, 2003 Sun Microsystems Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include <sys/types.h>
#include <unistd.h>
#include <string.h>
#include <stdlib.h>
#include <glib-object.h>
#include <glib/gstdio.h>
#include <gtk/gtk.h>
#include "gtktextviewaccessible.h"
#include "gailmisc.h"
static void setup_buffer (GtkTextView *view,GtkTextViewAccessible *accessible);
static void insert_text_cb (GtkTextBuffer *buffer,
GtkTextIter *arg1,
gchar *arg2,
gint arg3,
gpointer user_data);
static void delete_range_cb (GtkTextBuffer *buffer,
GtkTextIter *arg1,
GtkTextIter *arg2,
gpointer user_data);
static void changed_cb (GtkTextBuffer *buffer,
gpointer user_data);
static void mark_set_cb (GtkTextBuffer *buffer,
GtkTextIter *arg1,
GtkTextMark *arg2,
gpointer user_data);
static gint insert_idle_handler (gpointer data);
static void atk_editable_text_interface_init (AtkEditableTextIface *iface);
static void atk_text_interface_init (AtkTextIface *iface);
static void atk_streamable_content_interface_init (AtkStreamableContentIface *iface);
G_DEFINE_TYPE_WITH_CODE (GtkTextViewAccessible, gtk_text_view_accessible, GAIL_TYPE_CONTAINER,
G_IMPLEMENT_INTERFACE (ATK_TYPE_EDITABLE_TEXT, atk_editable_text_interface_init)
G_IMPLEMENT_INTERFACE (ATK_TYPE_TEXT, atk_text_interface_init)
G_IMPLEMENT_INTERFACE (ATK_TYPE_STREAMABLE_CONTENT, atk_streamable_content_interface_init))
static void
gtk_text_view_accessible_initialize (AtkObject *obj,
gpointer data)
{
ATK_OBJECT_CLASS (gtk_text_view_accessible_parent_class)->initialize (obj, data);
setup_buffer (GTK_TEXT_VIEW (data), GTK_TEXT_VIEW_ACCESSIBLE (obj));
obj->role = ATK_ROLE_TEXT;
}
static void
gtk_text_view_accessible_finalize (GObject *object)
{
GtkTextViewAccessible *text_view = GTK_TEXT_VIEW_ACCESSIBLE (object);
if (text_view->insert_notify_handler)
g_source_remove (text_view->insert_notify_handler);
G_OBJECT_CLASS (gtk_text_view_accessible_parent_class)->finalize (object);
}
static void
gtk_text_view_accessible_notify_gtk (GObject *obj,
GParamSpec *pspec)
{
AtkObject *atk_obj;
atk_obj = gtk_widget_get_accessible (GTK_WIDGET (obj));
if (!strcmp (pspec->name, "editable"))
{
gboolean editable;
editable = gtk_text_view_get_editable (GTK_TEXT_VIEW (obj));
atk_object_notify_state_change (atk_obj, ATK_STATE_EDITABLE, editable);
}
else if (!strcmp (pspec->name, "buffer"))
{
setup_buffer (GTK_TEXT_VIEW (obj), GTK_TEXT_VIEW_ACCESSIBLE (atk_obj));
}
else
GAIL_WIDGET_CLASS (gtk_text_view_accessible_parent_class)->notify_gtk (obj, pspec);
}
static AtkStateSet*
gtk_text_view_accessible_ref_state_set (AtkObject *accessible)
{
AtkStateSet *state_set;
GtkWidget *widget;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (accessible));
if (widget == NULL)
return NULL;
state_set = ATK_OBJECT_CLASS (gtk_text_view_accessible_parent_class)->ref_state_set (accessible);
if (gtk_text_view_get_editable (GTK_TEXT_VIEW (widget)))
atk_state_set_add_state (state_set, ATK_STATE_EDITABLE);
atk_state_set_add_state (state_set, ATK_STATE_MULTI_LINE);
return state_set;
}
static void
gtk_text_view_accessible_class_init (GtkTextViewAccessibleClass *klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
AtkObjectClass *class = ATK_OBJECT_CLASS (klass);
GailWidgetClass *widget_class;
widget_class = (GailWidgetClass*)klass;
gobject_class->finalize = gtk_text_view_accessible_finalize;
class->ref_state_set = gtk_text_view_accessible_ref_state_set;
class->initialize = gtk_text_view_accessible_initialize;
widget_class->notify_gtk = gtk_text_view_accessible_notify_gtk;
}
static void
gtk_text_view_accessible_init (GtkTextViewAccessible *accessible)
{
accessible->signal_name = NULL;
accessible->previous_insert_offset = -1;
accessible->previous_selection_bound = -1;
accessible->insert_notify_handler = 0;
}
static void
setup_buffer (GtkTextView *view,
GtkTextViewAccessible *accessible)
{
GtkTextBuffer *buffer;
buffer = gtk_text_view_get_buffer (view);
/* Set up signal callbacks */
g_signal_connect_data (buffer, "insert-text",
(GCallback) insert_text_cb, view, NULL, 0);
g_signal_connect_data (buffer, "delete-range",
(GCallback) delete_range_cb, view, NULL, 0);
g_signal_connect_data (buffer, "mark-set",
(GCallback) mark_set_cb, view, NULL, 0);
g_signal_connect_data (buffer, "changed",
(GCallback) changed_cb, view, NULL, 0);
}
static gchar *
gtk_text_view_accessible_get_text (AtkText *text,
gint start_offset,
gint end_offset)
{
GtkTextView *view;
GtkTextBuffer *buffer;
GtkTextIter start, end;
GtkWidget *widget;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
return NULL;
view = GTK_TEXT_VIEW (widget);
buffer = gtk_text_view_get_buffer (view);
gtk_text_buffer_get_iter_at_offset (buffer, &start, start_offset);
gtk_text_buffer_get_iter_at_offset (buffer, &end, end_offset);
return gtk_text_buffer_get_text (buffer, &start, &end, FALSE);
}
static gchar *
gtk_text_view_accessible_get_text_after_offset (AtkText *text,
gint offset,
AtkTextBoundary boundary_type,
gint *start_offset,
gint *end_offset)
{
GtkWidget *widget;
GtkTextBuffer *buffer;
GtkTextIter pos;
GtkTextIter start, end;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
return NULL;
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget));
gtk_text_buffer_get_iter_at_offset (buffer, &pos, offset);
_gtk_text_buffer_get_text_after (buffer, boundary_type,
&pos, &start, &end);
*start_offset = gtk_text_iter_get_offset (&start);
*end_offset = gtk_text_iter_get_offset (&end);
return gtk_text_buffer_get_slice (buffer, &start, &end, FALSE);
}
static gchar *
gtk_text_view_accessible_get_text_at_offset (AtkText *text,
gint offset,
AtkTextBoundary boundary_type,
gint *start_offset,
gint *end_offset)
{
GtkWidget *widget;
GtkTextBuffer *buffer;
GtkTextIter pos;
GtkTextIter start, end;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
return NULL;
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget));
gtk_text_buffer_get_iter_at_offset (buffer, &pos, offset);
_gtk_text_buffer_get_text_at (buffer, boundary_type,
&pos, &start, &end);
*start_offset = gtk_text_iter_get_offset (&start);
*end_offset = gtk_text_iter_get_offset (&end);
return gtk_text_buffer_get_slice (buffer, &start, &end, FALSE);
}
static gchar *
gtk_text_view_accessible_get_text_before_offset (AtkText *text,
gint offset,
AtkTextBoundary boundary_type,
gint *start_offset,
gint *end_offset)
{
GtkWidget *widget;
GtkTextBuffer *buffer;
GtkTextIter pos;
GtkTextIter start, end;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
return NULL;
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget));
gtk_text_buffer_get_iter_at_offset (buffer, &pos, offset);
_gtk_text_buffer_get_text_before (buffer, boundary_type,
&pos, &start, &end);
*start_offset = gtk_text_iter_get_offset (&start);
*end_offset = gtk_text_iter_get_offset (&end);
return gtk_text_buffer_get_slice (buffer, &start, &end, FALSE);
}
static gunichar
gtk_text_view_accessible_get_character_at_offset (AtkText *text,
gint offset)
{
GtkWidget *widget;
GtkTextIter start, end;
GtkTextBuffer *buffer;
gchar *string;
gunichar unichar;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
return '\0';
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget));
if (offset >= gtk_text_buffer_get_char_count (buffer))
return '\0';
gtk_text_buffer_get_iter_at_offset (buffer, &start, offset);
end = start;
gtk_text_iter_forward_char (&end);
string = gtk_text_buffer_get_slice (buffer, &start, &end, FALSE);
unichar = g_utf8_get_char (string);
g_free (string);
return unichar;
}
static gint
gtk_text_view_accessible_get_character_count (AtkText *text)
{
GtkWidget *widget;
GtkTextBuffer *buffer;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
return 0;
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget));
return gtk_text_buffer_get_char_count (buffer);
}
static gint
get_insert_offset (GtkTextBuffer *buffer)
{
GtkTextMark *insert;
GtkTextIter iter;
insert = gtk_text_buffer_get_insert (buffer);
gtk_text_buffer_get_iter_at_mark (buffer, &iter, insert);
return gtk_text_iter_get_offset (&iter);
}
static gint
gtk_text_view_accessible_get_caret_offset (AtkText *text)
{
GtkWidget *widget;
GtkTextBuffer *buffer;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
return 0;
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget));
return get_insert_offset (buffer);
}
static gboolean
gtk_text_view_accessible_set_caret_offset (AtkText *text,
gint offset)
{
GtkTextView *view;
GtkWidget *widget;
GtkTextBuffer *buffer;
GtkTextIter iter;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
return FALSE;
view = GTK_TEXT_VIEW (widget);
buffer = gtk_text_view_get_buffer (view);
gtk_text_buffer_get_iter_at_offset (buffer, &iter, offset);
gtk_text_buffer_place_cursor (buffer, &iter);
gtk_text_view_scroll_to_iter (view, &iter, 0, FALSE, 0, 0);
return TRUE;
}
static gint
gtk_text_view_accessible_get_offset_at_point (AtkText *text,
gint x,
gint y,
AtkCoordType coords)
{
GtkTextView *view;
GtkTextIter iter;
gint x_widget, y_widget, x_window, y_window, buff_x, buff_y;
GtkWidget *widget;
GdkWindow *window;
GdkRectangle rect;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
return -1;
view = GTK_TEXT_VIEW (widget);
window = gtk_text_view_get_window (view, GTK_TEXT_WINDOW_WIDGET);
gdk_window_get_origin (window, &x_widget, &y_widget);
if (coords == ATK_XY_SCREEN)
{
x = x - x_widget;
y = y - y_widget;
}
else if (coords == ATK_XY_WINDOW)
{
window = gdk_window_get_toplevel (window);
gdk_window_get_origin (window, &x_window, &y_window);
x = x - x_widget + x_window;
y = y - y_widget + y_window;
}
else
return -1;
gtk_text_view_window_to_buffer_coords (view, GTK_TEXT_WINDOW_WIDGET,
x, y, &buff_x, &buff_y);
gtk_text_view_get_visible_rect (view, &rect);
/* Clamp point to visible rectangle */
buff_x = CLAMP (buff_x, rect.x, rect.x + rect.width - 1);
buff_y = CLAMP (buff_y, rect.y, rect.y + rect.height - 1);
gtk_text_view_get_iter_at_location (view, &iter, buff_x, buff_y);
/* The iter at a location sometimes points to the next character.
* See bug 111031. We work around that
*/
gtk_text_view_get_iter_location (view, &iter, &rect);
if (buff_x < rect.x)
gtk_text_iter_backward_char (&iter);
return gtk_text_iter_get_offset (&iter);
}
static void
gtk_text_view_accessible_get_character_extents (AtkText *text,
gint offset,
gint *x,
gint *y,
gint *width,
gint *height,
AtkCoordType coords)
{
GtkTextView *view;
GtkTextBuffer *buffer;
GtkTextIter iter;
GtkWidget *widget;
GdkRectangle rectangle;
GdkWindow *window;
gint x_widget, y_widget, x_window, y_window;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
return;
view = GTK_TEXT_VIEW (widget);
buffer = gtk_text_view_get_buffer (view);
gtk_text_buffer_get_iter_at_offset (buffer, &iter, offset);
gtk_text_view_get_iter_location (view, &iter, &rectangle);
window = gtk_text_view_get_window (view, GTK_TEXT_WINDOW_WIDGET);
gdk_window_get_origin (window, &x_widget, &y_widget);
*height = rectangle.height;
*width = rectangle.width;
gtk_text_view_buffer_to_window_coords (view, GTK_TEXT_WINDOW_WIDGET,
rectangle.x, rectangle.y, x, y);
if (coords == ATK_XY_WINDOW)
{
window = gdk_window_get_toplevel (window);
gdk_window_get_origin (window, &x_window, &y_window);
*x += x_widget - x_window;
*y += y_widget - y_window;
}
else if (coords == ATK_XY_SCREEN)
{
*x += x_widget;
*y += y_widget;
}
else
{
*x = 0;
*y = 0;
*height = 0;
*width = 0;
}
}
static AtkAttributeSet *
gtk_text_view_accessible_get_run_attributes (AtkText *text,
gint offset,
gint *start_offset,
gint *end_offset)
{
GtkTextView *view;
GtkTextBuffer *buffer;
GtkWidget *widget;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
return NULL;
view = GTK_TEXT_VIEW (widget);
buffer = gtk_text_view_get_buffer (view);
return gail_misc_buffer_get_run_attributes (buffer, offset,
start_offset, end_offset);
}
static AtkAttributeSet *
add_text_attribute (AtkAttributeSet *attributes,
AtkTextAttribute attr,
gint i)
{
AtkAttribute *at;
at = g_new (AtkAttribute, 1);
at->name = g_strdup (atk_text_attribute_get_name (attr));
at->value = g_strdup (atk_text_attribute_get_value (attr, i));
return g_slist_prepend (attributes, at);
}
static AtkAttributeSet *
gtk_text_view_accessible_get_default_attributes (AtkText *text)
{
GtkTextView *view;
GtkWidget *widget;
GtkTextAttributes *text_attrs;
AtkAttributeSet *attributes;
PangoFontDescription *font;
gchar *value;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
return NULL;
view = GTK_TEXT_VIEW (widget);
text_attrs = gtk_text_view_get_default_attributes (view);
attributes = NULL;
font = text_attrs->font;
if (font)
{
attributes = add_text_attribute (attributes, ATK_TEXT_ATTR_STYLE,
pango_font_description_get_style (font));
attributes = add_text_attribute (attributes, ATK_TEXT_ATTR_VARIANT,
pango_font_description_get_variant (font));
attributes = add_text_attribute (attributes, ATK_TEXT_ATTR_STRETCH,
pango_font_description_get_stretch (font));
value = g_strdup (pango_font_description_get_family (font));
attributes = gail_misc_add_attribute (attributes, ATK_TEXT_ATTR_FAMILY_NAME, value);
value = g_strdup_printf ("%d", pango_font_description_get_weight (font));
attributes = gail_misc_add_attribute (attributes, ATK_TEXT_ATTR_WEIGHT, value);
value = g_strdup_printf ("%i", pango_font_description_get_size (font) / PANGO_SCALE);
attributes = gail_misc_add_attribute (attributes, ATK_TEXT_ATTR_SIZE, value);
}
attributes = add_text_attribute (attributes, ATK_TEXT_ATTR_JUSTIFICATION, text_attrs->justification);
attributes = add_text_attribute (attributes, ATK_TEXT_ATTR_DIRECTION, text_attrs->direction);
attributes = add_text_attribute (attributes, ATK_TEXT_ATTR_WRAP_MODE, text_attrs->wrap_mode);
attributes = add_text_attribute (attributes, ATK_TEXT_ATTR_EDITABLE, text_attrs->editable);
attributes = add_text_attribute (attributes, ATK_TEXT_ATTR_INVISIBLE, text_attrs->invisible);
attributes = add_text_attribute (attributes, ATK_TEXT_ATTR_BG_FULL_HEIGHT, text_attrs->bg_full_height);
attributes = add_text_attribute (attributes, ATK_TEXT_ATTR_STRIKETHROUGH,
text_attrs->appearance.strikethrough);
attributes = add_text_attribute (attributes, ATK_TEXT_ATTR_UNDERLINE,
text_attrs->appearance.underline);
value = g_strdup_printf ("%u,%u,%u",
text_attrs->appearance.bg_color.red,
text_attrs->appearance.bg_color.green,
text_attrs->appearance.bg_color.blue);
attributes = gail_misc_add_attribute (attributes, ATK_TEXT_ATTR_BG_COLOR, value);
value = g_strdup_printf ("%u,%u,%u",
text_attrs->appearance.fg_color.red,
text_attrs->appearance.fg_color.green,
text_attrs->appearance.fg_color.blue);
attributes = gail_misc_add_attribute (attributes, ATK_TEXT_ATTR_FG_COLOR, value);
value = g_strdup_printf ("%g", text_attrs->font_scale);
attributes = gail_misc_add_attribute (attributes, ATK_TEXT_ATTR_SCALE, value);
value = g_strdup ((gchar *)(text_attrs->language));
attributes = gail_misc_add_attribute (attributes, ATK_TEXT_ATTR_LANGUAGE, value);
value = g_strdup_printf ("%i", text_attrs->appearance.rise);
attributes = gail_misc_add_attribute (attributes, ATK_TEXT_ATTR_RISE, value);
value = g_strdup_printf ("%i", text_attrs->pixels_inside_wrap);
attributes = gail_misc_add_attribute (attributes, ATK_TEXT_ATTR_PIXELS_INSIDE_WRAP, value);
value = g_strdup_printf ("%i", text_attrs->pixels_below_lines);
attributes = gail_misc_add_attribute (attributes, ATK_TEXT_ATTR_PIXELS_BELOW_LINES, value);
value = g_strdup_printf ("%i", text_attrs->pixels_above_lines);
attributes = gail_misc_add_attribute (attributes, ATK_TEXT_ATTR_PIXELS_ABOVE_LINES, value);
value = g_strdup_printf ("%i", text_attrs->indent);
attributes = gail_misc_add_attribute (attributes, ATK_TEXT_ATTR_INDENT, value);
value = g_strdup_printf ("%i", text_attrs->left_margin);
attributes = gail_misc_add_attribute (attributes, ATK_TEXT_ATTR_LEFT_MARGIN, value);
value = g_strdup_printf ("%i", text_attrs->right_margin);
attributes = gail_misc_add_attribute (attributes, ATK_TEXT_ATTR_RIGHT_MARGIN, value);
gtk_text_attributes_unref (text_attrs);
return attributes;
}
static gint
gtk_text_view_accessible_get_n_selections (AtkText *text)
{
GtkWidget *widget;
GtkTextBuffer *buffer;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
return 0;
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget));
if (gtk_text_buffer_get_selection_bounds (buffer, NULL, NULL))
return 1;
return 0;
}
static gchar *
gtk_text_view_accessible_get_selection (AtkText *atk_text,
gint selection_num,
gint *start_pos,
gint *end_pos)
{
GtkTextView *view;
GtkWidget *widget;
GtkTextBuffer *buffer;
GtkTextIter start, end;
gchar *text;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (atk_text));
if (widget == NULL)
return NULL;
if (selection_num != 0)
return NULL;
view = GTK_TEXT_VIEW (widget);
buffer = gtk_text_view_get_buffer (view);
if (gtk_text_buffer_get_selection_bounds (buffer, &start, &end))
text = gtk_text_buffer_get_text (buffer, &start, &end, FALSE);
else
text = NULL;
*start_pos = gtk_text_iter_get_offset (&start);
*end_pos = gtk_text_iter_get_offset (&end);
return text;
}
static gboolean
gtk_text_view_accessible_add_selection (AtkText *text,
gint start_pos,
gint end_pos)
{
GtkWidget *widget;
GtkTextBuffer *buffer;
GtkTextIter start, end;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
return FALSE;
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget));
if (!gtk_text_buffer_get_selection_bounds (buffer, NULL, NULL))
{
gtk_text_buffer_get_iter_at_offset (buffer, &start, start_pos);
gtk_text_buffer_get_iter_at_offset (buffer, &end, end_pos);
gtk_text_buffer_select_range (buffer, &end, &start);
return TRUE;
}
else
return FALSE;
}
static gboolean
gtk_text_view_accessible_remove_selection (AtkText *text,
gint selection_num)
{
GtkWidget *widget;
GtkTextBuffer *buffer;
GtkTextMark *insert;
GtkTextIter iter;
GtkTextIter start, end;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
return FALSE;
if (selection_num != 0)
return FALSE;
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget));
if (gtk_text_buffer_get_selection_bounds (buffer, &start, &end))
{
insert = gtk_text_buffer_get_insert (buffer);
gtk_text_buffer_get_iter_at_mark (buffer, &iter, insert);
gtk_text_buffer_place_cursor (buffer, &iter);
return TRUE;
}
else
return FALSE;
}
static gboolean
gtk_text_view_accessible_set_selection (AtkText *text,
gint selection_num,
gint start_pos,
gint end_pos)
{
GtkWidget *widget;
GtkTextBuffer *buffer;
GtkTextIter start, end;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
return FALSE;
if (selection_num != 0)
return FALSE;
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget));
if (gtk_text_buffer_get_selection_bounds (buffer, &start, &end))
{
gtk_text_buffer_get_iter_at_offset (buffer, &start, start_pos);
gtk_text_buffer_get_iter_at_offset (buffer, &end, end_pos);
gtk_text_buffer_select_range (buffer, &end, &start);
return TRUE;
}
else
return FALSE;
}
static void
atk_text_interface_init (AtkTextIface *iface)
{
iface->get_text = gtk_text_view_accessible_get_text;
iface->get_text_after_offset = gtk_text_view_accessible_get_text_after_offset;
iface->get_text_at_offset = gtk_text_view_accessible_get_text_at_offset;
iface->get_text_before_offset = gtk_text_view_accessible_get_text_before_offset;
iface->get_character_at_offset = gtk_text_view_accessible_get_character_at_offset;
iface->get_character_count = gtk_text_view_accessible_get_character_count;
iface->get_caret_offset = gtk_text_view_accessible_get_caret_offset;
iface->set_caret_offset = gtk_text_view_accessible_set_caret_offset;
iface->get_offset_at_point = gtk_text_view_accessible_get_offset_at_point;
iface->get_character_extents = gtk_text_view_accessible_get_character_extents;
iface->get_n_selections = gtk_text_view_accessible_get_n_selections;
iface->get_selection = gtk_text_view_accessible_get_selection;
iface->add_selection = gtk_text_view_accessible_add_selection;
iface->remove_selection = gtk_text_view_accessible_remove_selection;
iface->set_selection = gtk_text_view_accessible_set_selection;
iface->get_run_attributes = gtk_text_view_accessible_get_run_attributes;
iface->get_default_attributes = gtk_text_view_accessible_get_default_attributes;
}
/* atkeditabletext.h */
static gboolean
gtk_text_view_accessible_set_run_attributes (AtkEditableText *text,
AtkAttributeSet *attributes,
gint start_offset,
gint end_offset)
{
GtkTextView *view;
GtkTextBuffer *buffer;
GtkWidget *widget;
GtkTextTag *tag;
GtkTextIter start;
GtkTextIter end;
gint j;
GdkColor *color;
gchar** RGB_vals;
GSList *l;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
return FALSE;
view = GTK_TEXT_VIEW (widget);
if (!gtk_text_view_get_editable (view))
return FALSE;
buffer = gtk_text_view_get_buffer (view);
if (attributes == NULL)
return FALSE;
gtk_text_buffer_get_iter_at_offset (buffer, &start, start_offset);
gtk_text_buffer_get_iter_at_offset (buffer, &end, end_offset);
tag = gtk_text_buffer_create_tag (buffer, NULL, NULL);
for (l = attributes; l; l = l->next)
{
gchar *name;
gchar *value;
AtkAttribute *at;
at = l->data;
name = at->name;
value = at->value;
if (!strcmp (name, atk_text_attribute_get_name (ATK_TEXT_ATTR_LEFT_MARGIN)))
g_object_set (G_OBJECT (tag), "left_margin", atoi (value), NULL);
else if (!strcmp (name, atk_text_attribute_get_name (ATK_TEXT_ATTR_RIGHT_MARGIN)))
g_object_set (G_OBJECT (tag), "right_margin", atoi (value), NULL);
else if (!strcmp (name, atk_text_attribute_get_name (ATK_TEXT_ATTR_INDENT)))
g_object_set (G_OBJECT (tag), "indent", atoi (value), NULL);
else if (!strcmp (name, atk_text_attribute_get_name (ATK_TEXT_ATTR_PIXELS_ABOVE_LINES)))
g_object_set (G_OBJECT (tag), "pixels_above_lines", atoi (value), NULL);
else if (!strcmp(name, atk_text_attribute_get_name (ATK_TEXT_ATTR_PIXELS_BELOW_LINES)))
g_object_set (G_OBJECT (tag), "pixels_below_lines", atoi (value), NULL);
else if (!strcmp (name, atk_text_attribute_get_name (ATK_TEXT_ATTR_PIXELS_INSIDE_WRAP)))
g_object_set (G_OBJECT (tag), "pixels_inside_wrap", atoi (value), NULL);
else if (!strcmp (name, atk_text_attribute_get_name (ATK_TEXT_ATTR_SIZE)))
g_object_set (G_OBJECT (tag), "size", atoi (value), NULL);
else if (!strcmp (name, atk_text_attribute_get_name (ATK_TEXT_ATTR_RISE)))
g_object_set (G_OBJECT (tag), "rise", atoi (value), NULL);
else if (!strcmp (name, atk_text_attribute_get_name (ATK_TEXT_ATTR_WEIGHT)))
g_object_set (G_OBJECT (tag), "weight", atoi (value), NULL);
else if (!strcmp (name, atk_text_attribute_get_name (ATK_TEXT_ATTR_BG_FULL_HEIGHT)))
{
g_object_set (G_OBJECT (tag), "bg_full_height",
(strcmp (value, atk_text_attribute_get_value (ATK_TEXT_ATTR_BG_FULL_HEIGHT, 0))),
NULL);
}
else if (!strcmp (name, atk_text_attribute_get_name (ATK_TEXT_ATTR_LANGUAGE)))
g_object_set (G_OBJECT (tag), "language", value, NULL);
else if (!strcmp (name, atk_text_attribute_get_name (ATK_TEXT_ATTR_FAMILY_NAME)))
g_object_set (G_OBJECT (tag), "family", value, NULL);
else if (!strcmp (name, atk_text_attribute_get_name (ATK_TEXT_ATTR_EDITABLE)))
{
g_object_set (G_OBJECT (tag), "editable",
(strcmp (value, atk_text_attribute_get_value (ATK_TEXT_ATTR_EDITABLE, 0))),
NULL);
}
else if (!strcmp (name, atk_text_attribute_get_name (ATK_TEXT_ATTR_INVISIBLE)))
{
g_object_set (G_OBJECT (tag), "invisible",
(strcmp (value, atk_text_attribute_get_value (ATK_TEXT_ATTR_EDITABLE, 0))),
NULL);
}
else if (!strcmp (name, atk_text_attribute_get_name (ATK_TEXT_ATTR_UNDERLINE)))
{
for (j = 0; j < 3; j++)
{
if (!strcmp (value, atk_text_attribute_get_value (ATK_TEXT_ATTR_UNDERLINE, j)))
{
g_object_set (G_OBJECT (tag), "underline", j, NULL);
break;
}
}
}
else if (!strcmp (name, atk_text_attribute_get_name (ATK_TEXT_ATTR_STRIKETHROUGH)))
{
g_object_set (G_OBJECT (tag), "strikethrough",
(strcmp (value, atk_text_attribute_get_value (ATK_TEXT_ATTR_STRIKETHROUGH, 0))),
NULL);
}
else if (!strcmp (name, atk_text_attribute_get_name (ATK_TEXT_ATTR_BG_COLOR)))
{
RGB_vals = g_strsplit (value, ",", 3);
color = g_malloc (sizeof (GdkColor));
color->red = atoi (RGB_vals[0]);
color->green = atoi (RGB_vals[1]);
color->blue = atoi (RGB_vals[2]);
g_object_set (G_OBJECT (tag), "background_gdk", color, NULL);
}
else if (!strcmp (name, atk_text_attribute_get_name (ATK_TEXT_ATTR_FG_COLOR)))
{
RGB_vals = g_strsplit (value, ",", 3);
color = g_malloc (sizeof (GdkColor));
color->red = atoi (RGB_vals[0]);
color->green = atoi (RGB_vals[1]);
color->blue = atoi (RGB_vals[2]);
g_object_set (G_OBJECT (tag), "foreground_gdk", color, NULL);
}
else if (!strcmp (name, atk_text_attribute_get_name (ATK_TEXT_ATTR_STRETCH)))
{
for (j = 0; j < 9; j++)
{
if (!strcmp (value, atk_text_attribute_get_value (ATK_TEXT_ATTR_STRETCH, j)))
{
g_object_set (G_OBJECT (tag), "stretch", j, NULL);
break;
}
}
}
else if (!strcmp (name, atk_text_attribute_get_name (ATK_TEXT_ATTR_JUSTIFICATION)))
{
for (j = 0; j < 4; j++)
{
if (!strcmp (value, atk_text_attribute_get_value (ATK_TEXT_ATTR_JUSTIFICATION, j)))
{
g_object_set (G_OBJECT (tag), "justification", j, NULL);
break;
}
}
}
else if (!strcmp (name, atk_text_attribute_get_name (ATK_TEXT_ATTR_DIRECTION)))
{
for (j = 0; j < 3; j++)
{
if (!strcmp (value, atk_text_attribute_get_value (ATK_TEXT_ATTR_DIRECTION, j)))
{
g_object_set (G_OBJECT (tag), "direction", j, NULL);
break;
}
}
}
else if (!strcmp (name, atk_text_attribute_get_name (ATK_TEXT_ATTR_VARIANT)))
{
for (j = 0; j < 2; j++)
{
if (!strcmp (value, atk_text_attribute_get_value (ATK_TEXT_ATTR_VARIANT, j)))
{
g_object_set (G_OBJECT (tag), "variant", j, NULL);
break;
}
}
}
else if (!strcmp (name, atk_text_attribute_get_name (ATK_TEXT_ATTR_WRAP_MODE)))
{
for (j = 0; j < 3; j++)
{
if (!strcmp (value, atk_text_attribute_get_value (ATK_TEXT_ATTR_WRAP_MODE, j)))
{
g_object_set (G_OBJECT (tag), "wrap_mode", j, NULL);
break;
}
}
}
else if (!strcmp (name, atk_text_attribute_get_name (ATK_TEXT_ATTR_STYLE)))
{
for (j = 0; j < 3; j++)
{
if (!strcmp (value, atk_text_attribute_get_value (ATK_TEXT_ATTR_STYLE, j)))
{
g_object_set (G_OBJECT (tag), "style", j, NULL);
break;
}
}
}
else
return FALSE;
}
gtk_text_buffer_apply_tag (buffer, tag, &start, &end);
return TRUE;
}
static void
gtk_text_view_accessible_set_text_contents (AtkEditableText *text,
const gchar *string)
{
GtkTextView *view;
GtkWidget *widget;
GtkTextBuffer *buffer;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
return;
view = GTK_TEXT_VIEW (widget);
if (!gtk_text_view_get_editable (view))
return;
buffer = gtk_text_view_get_buffer (view);
gtk_text_buffer_set_text (buffer, string, -1);
}
static void
gtk_text_view_accessible_insert_text (AtkEditableText *text,
const gchar *string,
gint length,
gint *position)
{
GtkTextView *view;
GtkWidget *widget;
GtkTextBuffer *buffer;
GtkTextIter iter;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
return;
view = GTK_TEXT_VIEW (widget);
if (!gtk_text_view_get_editable (view))
return;
buffer = gtk_text_view_get_buffer (view);
gtk_text_buffer_get_iter_at_offset (buffer, &iter, *position);
gtk_text_buffer_insert (buffer, &iter, string, length);
}
static void
gtk_text_view_accessible_copy_text (AtkEditableText *text,
gint start_pos,
gint end_pos)
{
GtkWidget *widget;
GtkTextBuffer *buffer;
GtkTextIter start, end;
gchar *str;
GtkClipboard *clipboard;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
return;
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget));
gtk_text_buffer_get_iter_at_offset (buffer, &start, start_pos);
gtk_text_buffer_get_iter_at_offset (buffer, &end, end_pos);
str = gtk_text_buffer_get_text (buffer, &start, &end, FALSE);
clipboard = gtk_widget_get_clipboard (widget, GDK_SELECTION_CLIPBOARD);
gtk_clipboard_set_text (clipboard, str, -1);
}
static void
gtk_text_view_accessible_cut_text (AtkEditableText *text,
gint start_pos,
gint end_pos)
{
GtkTextView *view;
GtkWidget *widget;
GtkTextBuffer *buffer;
GtkTextIter start, end;
gchar *str;
GtkClipboard *clipboard;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
return;
view = GTK_TEXT_VIEW (widget);
if (!gtk_text_view_get_editable (view))
return;
buffer = gtk_text_view_get_buffer (view);
gtk_text_buffer_get_iter_at_offset (buffer, &start, start_pos);
gtk_text_buffer_get_iter_at_offset (buffer, &end, end_pos);
str = gtk_text_buffer_get_text (buffer, &start, &end, FALSE);
clipboard = gtk_widget_get_clipboard (widget, GDK_SELECTION_CLIPBOARD);
gtk_clipboard_set_text (clipboard, str, -1);
gtk_text_buffer_delete (buffer, &start, &end);
}
static void
gtk_text_view_accessible_delete_text (AtkEditableText *text,
gint start_pos,
gint end_pos)
{
GtkTextView *view;
GtkWidget *widget;
GtkTextBuffer *buffer;
GtkTextIter start_itr;
GtkTextIter end_itr;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
return;
view = GTK_TEXT_VIEW (widget);
if (!gtk_text_view_get_editable (view))
return;
buffer = gtk_text_view_get_buffer (view);
gtk_text_buffer_get_iter_at_offset (buffer, &start_itr, start_pos);
gtk_text_buffer_get_iter_at_offset (buffer, &end_itr, end_pos);
gtk_text_buffer_delete (buffer, &start_itr, &end_itr);
}
typedef struct
{
GtkTextBuffer* buffer;
gint position;
} PasteData;
static void
paste_received (GtkClipboard *clipboard,
const gchar *text,
gpointer data)
{
PasteData* paste = data;
GtkTextIter pos_itr;
if (text)
{
gtk_text_buffer_get_iter_at_offset (paste->buffer, &pos_itr, paste->position);
gtk_text_buffer_insert (paste->buffer, &pos_itr, text, -1);
}
g_object_unref (paste->buffer);
}
static void
gtk_text_view_accessible_paste_text (AtkEditableText *text,
gint position)
{
GtkTextView *view;
GtkWidget *widget;
GtkTextBuffer *buffer;
PasteData paste;
GtkClipboard *clipboard;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (text));
if (widget == NULL)
return;
view = GTK_TEXT_VIEW (widget);
if (!gtk_text_view_get_editable (view))
return;
buffer = gtk_text_view_get_buffer (view);
paste.buffer = buffer;
paste.position = position;
g_object_ref (paste.buffer);
clipboard = gtk_widget_get_clipboard (widget, GDK_SELECTION_CLIPBOARD);
gtk_clipboard_request_text (clipboard, paste_received, &paste);
}
static void
atk_editable_text_interface_init (AtkEditableTextIface *iface)
{
iface->set_text_contents = gtk_text_view_accessible_set_text_contents;
iface->insert_text = gtk_text_view_accessible_insert_text;
iface->copy_text = gtk_text_view_accessible_copy_text;
iface->cut_text = gtk_text_view_accessible_cut_text;
iface->delete_text = gtk_text_view_accessible_delete_text;
iface->paste_text = gtk_text_view_accessible_paste_text;
iface->set_run_attributes = gtk_text_view_accessible_set_run_attributes;
}
/* Callbacks */
static void
insert_text_cb (GtkTextBuffer *buffer,
GtkTextIter *iter,
gchar *text,
gint len,
gpointer data)
{
GtkTextView *view = data;
GtkTextViewAccessible *accessible;
gint position;
gint length;
accessible = GTK_TEXT_VIEW_ACCESSIBLE (gtk_widget_get_accessible (GTK_WIDGET (view)));
accessible->signal_name = "text_changed::insert";
position = gtk_text_iter_get_offset (iter);
length = g_utf8_strlen (text, len);
if (accessible->length == 0)
{
accessible->position = position;
accessible->length = length;
}
else if (accessible->position + accessible->length == position)
{
accessible->length += length;
}
else
{
/*
* We have a non-contiguous insert so report what we have
*/
if (accessible->insert_notify_handler)
{
g_source_remove (accessible->insert_notify_handler);
}
accessible->insert_notify_handler = 0;
insert_idle_handler (accessible);
accessible->position = position;
accessible->length = length;
}
}
static void
delete_range_cb (GtkTextBuffer *buffer,
GtkTextIter *start,
GtkTextIter *end,
gpointer data)
{
GtkTextView *text = data;
GtkTextViewAccessible *accessible;
gint offset;
gint length;
offset = gtk_text_iter_get_offset (start);
length = gtk_text_iter_get_offset (end) - offset;
accessible = GTK_TEXT_VIEW_ACCESSIBLE (gtk_widget_get_accessible (GTK_WIDGET (text)));
if (accessible->insert_notify_handler)
{
g_source_remove (accessible->insert_notify_handler);
accessible->insert_notify_handler = 0;
if (accessible->position == offset &&
accessible->length == length)
{
/*
* Do not bother with insert and delete notifications
*/
accessible->signal_name = NULL;
accessible->position = 0;
accessible->length = 0;
return;
}
insert_idle_handler (accessible);
}
g_signal_emit_by_name (accessible, "text_changed::delete", offset, length);
}
static gint
get_selection_bound (GtkTextBuffer *buffer)
{
GtkTextMark *bound;
GtkTextIter iter;
bound = gtk_text_buffer_get_selection_bound (buffer);
gtk_text_buffer_get_iter_at_mark (buffer, &iter, bound);
return gtk_text_iter_get_offset (&iter);
}
static void
emit_text_caret_moved (GtkTextViewAccessible *accessible,
gint offset)
{
/*
* If we have text which has been inserted notify the user
*/
if (accessible->insert_notify_handler)
{
g_source_remove (accessible->insert_notify_handler);
accessible->insert_notify_handler = 0;
insert_idle_handler (accessible);
}
if (offset != accessible->previous_insert_offset)
{
/*
* If the caret position has not changed then don't bother notifying
*
* When mouse click is used to change caret position, notification
* is received on button down and button up.
*/
g_signal_emit_by_name (accessible, "text_caret_moved", offset);
accessible->previous_insert_offset = offset;
}
}
static void
mark_set_cb (GtkTextBuffer *buffer,
GtkTextIter *location,
GtkTextMark *mark,
gpointer data)
{
GtkTextView *text = data;
GtkTextViewAccessible *accessible;
const char *mark_name;
mark_name = gtk_text_mark_get_name (mark);
accessible = GTK_TEXT_VIEW_ACCESSIBLE (gtk_widget_get_accessible (GTK_WIDGET (text)));
/*
* Only generate the signal for the "insert" mark, which
* represents the cursor.
*/
if (g_strcmp0 (mark_name, "insert") == 0)
{
gint insert_offset, selection_bound;
gboolean selection_changed;
insert_offset = gtk_text_iter_get_offset (location);
selection_bound = get_selection_bound (buffer);
if (selection_bound != insert_offset)
{
if (selection_bound != accessible->previous_selection_bound ||
insert_offset != accessible->previous_insert_offset)
selection_changed = TRUE;
else
selection_changed = FALSE;
}
else if (accessible->previous_selection_bound != accessible->previous_insert_offset)
selection_changed = TRUE;
else
selection_changed = FALSE;
emit_text_caret_moved (accessible, insert_offset);
/*
* insert and selection_bound marks are different to a selection
* has changed
*/
if (selection_changed)
g_signal_emit_by_name (accessible, "text_selection_changed");
accessible->previous_selection_bound = selection_bound;
}
}
static void
changed_cb (GtkTextBuffer *buffer,
gpointer data)
{
GtkTextView *text = data;
GtkTextViewAccessible *accessible;
accessible = GTK_TEXT_VIEW_ACCESSIBLE (gtk_widget_get_accessible (GTK_WIDGET (text)));
if (accessible->signal_name)
{
if (!accessible->insert_notify_handler)
{
accessible->insert_notify_handler = gdk_threads_add_idle (insert_idle_handler, accessible);
}
return;
}
emit_text_caret_moved (accessible, get_insert_offset (buffer));
accessible->previous_selection_bound = get_selection_bound (buffer);
}
static gint
insert_idle_handler (gpointer data)
{
GtkTextViewAccessible *accessible = data;
GtkWidget *widget;
GtkTextBuffer *buffer;
g_signal_emit_by_name (data,
accessible->signal_name,
accessible->position,
accessible->length);
accessible->signal_name = NULL;
accessible->position = 0;
accessible->length = 0;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (accessible));
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget));
if (accessible->insert_notify_handler)
{
/*
* If called from idle handler notify caret moved
*/
accessible->insert_notify_handler = 0;
emit_text_caret_moved (accessible, get_insert_offset (buffer));
accessible->previous_selection_bound = get_selection_bound (buffer);
}
return FALSE;
}
static gint
gail_streamable_content_get_n_mime_types (AtkStreamableContent *streamable)
{
GtkWidget *widget;
GtkTextBuffer *buffer;
gint n_mime_types = 0;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (streamable));
if (widget == NULL)
return 0;
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget));
if (buffer)
{
gint i;
gboolean advertises_plaintext = FALSE;
GdkAtom *atoms;
atoms = gtk_text_buffer_get_serialize_formats (buffer, &n_mime_types);
for (i = 0; i < n_mime_types-1; ++i)
if (!strcmp ("text/plain", gdk_atom_name (atoms[i])))
advertises_plaintext = TRUE;
if (!advertises_plaintext)
n_mime_types++;
}
return n_mime_types;
}
static const gchar *
gail_streamable_content_get_mime_type (AtkStreamableContent *streamable,
gint i)
{
GtkWidget *widget;
GtkTextBuffer *buffer;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (streamable));
if (widget == NULL)
return 0;
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget));
if (buffer)
{
gint n_mime_types = 0;
GdkAtom *atoms;
atoms = gtk_text_buffer_get_serialize_formats (buffer, &n_mime_types);
if (i < n_mime_types)
return gdk_atom_name (atoms [i]);
else if (i == n_mime_types)
return "text/plain";
}
return NULL;
}
static GIOChannel *
gail_streamable_content_get_stream (AtkStreamableContent *streamable,
const gchar *mime_type)
{
GtkWidget *widget;
GtkTextBuffer *buffer;
gint i, n_mime_types = 0;
GdkAtom *atoms;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (streamable));
if (widget == NULL)
return 0;
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget));
if (!buffer)
return NULL;
atoms = gtk_text_buffer_get_serialize_formats (buffer, &n_mime_types);
for (i = 0; i < n_mime_types; ++i)
{
if (!strcmp ("text/plain", mime_type) ||
!strcmp (gdk_atom_name (atoms[i]), mime_type))
{
guint8 *cbuf;
GError *err = NULL;
gsize len, written;
gchar tname[80];
GtkTextIter start, end;
GIOChannel *gio = NULL;
int fd;
gtk_text_buffer_get_iter_at_offset (buffer, &start, 0);
gtk_text_buffer_get_iter_at_offset (buffer, &end, -1);
if (!strcmp ("text/plain", mime_type))
{
cbuf = (guint8*) gtk_text_buffer_get_text (buffer, &start, &end, FALSE);
len = strlen ((const char *) cbuf);
}
else
{
cbuf = gtk_text_buffer_serialize (buffer, buffer, atoms[i], &start, &end, &len);
}
g_snprintf (tname, 20, "streamXXXXXX");
fd = g_mkstemp (tname);
gio = g_io_channel_unix_new (fd);
g_io_channel_set_encoding (gio, NULL, &err);
if (!err)
g_io_channel_write_chars (gio, (const char *) cbuf, (gssize) len, &written, &err);
else
g_message ("%s", err->message);
if (!err)
g_io_channel_seek_position (gio, 0, G_SEEK_SET, &err);
else
g_message ("%s", err->message);
if (!err)
g_io_channel_flush (gio, &err);
else
g_message ("%s", err->message);
if (err)
{
g_message ("<error writing to stream [%s]>", tname);
g_error_free (err);
}
/* make sure the file is removed on unref of the giochannel */
else
{
g_unlink (tname);
return gio;
}
}
}
return NULL;
}
static void
atk_streamable_content_interface_init (AtkStreamableContentIface *iface)
{
iface->get_n_mime_types = gail_streamable_content_get_n_mime_types;
iface->get_mime_type = gail_streamable_content_get_mime_type;
iface->get_stream = gail_streamable_content_get_stream;
}
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