gtk2/gtk/a11y/gtkcellaccessibleparent.c
2018-12-14 19:25:27 +00:00

256 lines
8.0 KiB
C

/* GTK+ - accessibility implementations
* Copyright 2001 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, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <gtk/gtk.h>
#include "gtkcellaccessibleparent.h"
GType
gtk_cell_accessible_parent_get_type (void)
{
static volatile gsize g_define_type_id__volatile = 0;
if (g_once_init_enter (&g_define_type_id__volatile))
{
GType g_define_type_id =
g_type_register_static_simple (G_TYPE_INTERFACE,
g_intern_static_string ("GtkCellAccessibleParent"),
sizeof (GtkCellAccessibleParentIface),
NULL,
0,
NULL,
0);
g_once_init_leave (&g_define_type_id__volatile, g_define_type_id);
}
return g_define_type_id__volatile;
}
void
gtk_cell_accessible_parent_get_cell_extents (GtkCellAccessibleParent *parent,
GtkCellAccessible *cell,
gint *x,
gint *y,
gint *width,
gint *height,
AtkCoordType coord_type)
{
GtkCellAccessibleParentIface *iface;
g_return_if_fail (GTK_IS_CELL_ACCESSIBLE_PARENT (parent));
iface = GTK_CELL_ACCESSIBLE_PARENT_GET_IFACE (parent);
if (iface->get_cell_extents)
(iface->get_cell_extents) (parent, cell, x, y, width, height, coord_type);
}
void
gtk_cell_accessible_parent_get_cell_area (GtkCellAccessibleParent *parent,
GtkCellAccessible *cell,
GdkRectangle *cell_rect)
{
GtkCellAccessibleParentIface *iface;
g_return_if_fail (GTK_IS_CELL_ACCESSIBLE_PARENT (parent));
g_return_if_fail (cell_rect);
iface = GTK_CELL_ACCESSIBLE_PARENT_GET_IFACE (parent);
if (iface->get_cell_area)
(iface->get_cell_area) (parent, cell, cell_rect);
}
gboolean
gtk_cell_accessible_parent_grab_focus (GtkCellAccessibleParent *parent,
GtkCellAccessible *cell)
{
GtkCellAccessibleParentIface *iface;
g_return_val_if_fail (GTK_IS_CELL_ACCESSIBLE_PARENT (parent), FALSE);
iface = GTK_CELL_ACCESSIBLE_PARENT_GET_IFACE (parent);
if (iface->grab_focus)
return (iface->grab_focus) (parent, cell);
else
return FALSE;
}
int
gtk_cell_accessible_parent_get_child_index (GtkCellAccessibleParent *parent,
GtkCellAccessible *cell)
{
GtkCellAccessibleParentIface *iface;
g_return_val_if_fail (GTK_IS_CELL_ACCESSIBLE_PARENT (parent), FALSE);
iface = GTK_CELL_ACCESSIBLE_PARENT_GET_IFACE (parent);
if (iface->get_child_index)
return (iface->get_child_index) (parent, cell);
else
return -1;
}
GtkCellRendererState
gtk_cell_accessible_parent_get_renderer_state (GtkCellAccessibleParent *parent,
GtkCellAccessible *cell)
{
GtkCellAccessibleParentIface *iface;
g_return_val_if_fail (GTK_IS_CELL_ACCESSIBLE_PARENT (parent), 0);
g_return_val_if_fail (GTK_IS_CELL_ACCESSIBLE (cell), 0);
iface = GTK_CELL_ACCESSIBLE_PARENT_GET_IFACE (parent);
if (iface->get_renderer_state)
return (iface->get_renderer_state) (parent, cell);
else
return 0;
}
void
gtk_cell_accessible_parent_expand_collapse (GtkCellAccessibleParent *parent,
GtkCellAccessible *cell)
{
GtkCellAccessibleParentIface *iface;
g_return_if_fail (GTK_IS_CELL_ACCESSIBLE_PARENT (parent));
g_return_if_fail (GTK_IS_CELL_ACCESSIBLE (cell));
iface = GTK_CELL_ACCESSIBLE_PARENT_GET_IFACE (parent);
if (iface->expand_collapse)
(iface->expand_collapse) (parent, cell);
}
void
gtk_cell_accessible_parent_activate (GtkCellAccessibleParent *parent,
GtkCellAccessible *cell)
{
GtkCellAccessibleParentIface *iface;
g_return_if_fail (GTK_IS_CELL_ACCESSIBLE_PARENT (parent));
g_return_if_fail (GTK_IS_CELL_ACCESSIBLE (cell));
iface = GTK_CELL_ACCESSIBLE_PARENT_GET_IFACE (parent);
if (iface->activate)
(iface->activate) (parent, cell);
}
void
gtk_cell_accessible_parent_edit (GtkCellAccessibleParent *parent,
GtkCellAccessible *cell)
{
GtkCellAccessibleParentIface *iface;
g_return_if_fail (GTK_IS_CELL_ACCESSIBLE_PARENT (parent));
g_return_if_fail (GTK_IS_CELL_ACCESSIBLE (cell));
iface = GTK_CELL_ACCESSIBLE_PARENT_GET_IFACE (parent);
if (iface->edit)
(iface->edit) (parent, cell);
}
void
gtk_cell_accessible_parent_update_relationset (GtkCellAccessibleParent *parent,
GtkCellAccessible *cell,
AtkRelationSet *relationset)
{
GtkCellAccessibleParentIface *iface;
g_return_if_fail (GTK_IS_CELL_ACCESSIBLE_PARENT (parent));
g_return_if_fail (GTK_IS_CELL_ACCESSIBLE (cell));
g_return_if_fail (ATK_IS_RELATION_SET (relationset));
iface = GTK_CELL_ACCESSIBLE_PARENT_GET_IFACE (parent);
if (iface->update_relationset)
(iface->update_relationset) (parent, cell, relationset);
}
void
gtk_cell_accessible_parent_get_cell_position (GtkCellAccessibleParent *parent,
GtkCellAccessible *cell,
gint *row,
gint *column)
{
GtkCellAccessibleParentIface *iface;
g_return_if_fail (GTK_IS_CELL_ACCESSIBLE_PARENT (parent));
g_return_if_fail (GTK_IS_CELL_ACCESSIBLE (cell));
iface = GTK_CELL_ACCESSIBLE_PARENT_GET_IFACE (parent);
if (iface->get_cell_position)
(iface->get_cell_position) (parent, cell, row, column);
else
{
if (row)
*row = -1;
if (column)
*column = -1;
}
}
/**
* gtk_cell_accessible_parent_get_column_header_cells:
* Returns: (transfer full) (element-type AtkObject)
*/
GPtrArray *
gtk_cell_accessible_parent_get_column_header_cells (GtkCellAccessibleParent *parent,
GtkCellAccessible *cell)
{
GtkCellAccessibleParentIface *iface;
g_return_val_if_fail (GTK_IS_CELL_ACCESSIBLE_PARENT (parent), NULL);
g_return_val_if_fail (GTK_IS_CELL_ACCESSIBLE (cell), NULL);
iface = GTK_CELL_ACCESSIBLE_PARENT_GET_IFACE (parent);
if (iface->get_column_header_cells)
return (iface->get_column_header_cells) (parent, cell);
else
return NULL;
}
/**
* gtk_cell_accessible_parent_get_row_header_cells:
* Returns: (transfer full) (element-type AtkObject)
*/
GPtrArray *
gtk_cell_accessible_parent_get_row_header_cells (GtkCellAccessibleParent *parent,
GtkCellAccessible *cell)
{
GtkCellAccessibleParentIface *iface;
g_return_val_if_fail (GTK_IS_CELL_ACCESSIBLE_PARENT (parent), NULL);
g_return_val_if_fail (GTK_IS_CELL_ACCESSIBLE (cell), NULL);
iface = GTK_CELL_ACCESSIBLE_PARENT_GET_IFACE (parent);
if (iface->get_row_header_cells)
return (iface->get_row_header_cells) (parent, cell);
else
return NULL;
}