forked from AuroraMiddleware/gtk
d97cdbdf53
2008-06-21 Johan Dahlin <jdahlin@async.com.br>
* *.[ch]: Include "config.h" instead of <config.h>
Command used:
find -name \*.[ch]|xargs perl -p -i -e 's/^#include <config.h>/#include "config.h"/g'
Rubberstamped by Mitch and Tim
svn path=/trunk/; revision=20669
446 lines
13 KiB
C
446 lines
13 KiB
C
/* gtkcelllayout.c
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* Copyright (C) 2003 Kristian Rietveld <kris@gtk.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#include "config.h"
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#include <string.h>
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#include <stdlib.h>
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#include <errno.h>
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#include "gtkcelllayout.h"
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#include "gtkintl.h"
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#include "gtkalias.h"
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GType
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gtk_cell_layout_get_type (void)
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{
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static GType cell_layout_type = 0;
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if (! cell_layout_type)
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{
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const GTypeInfo cell_layout_info =
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{
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sizeof (GtkCellLayoutIface),
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NULL,
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NULL,
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NULL,
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NULL,
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NULL,
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0,
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0,
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NULL
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};
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cell_layout_type =
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g_type_register_static (G_TYPE_INTERFACE, I_("GtkCellLayout"),
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&cell_layout_info, 0);
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g_type_interface_add_prerequisite (cell_layout_type, G_TYPE_OBJECT);
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}
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return cell_layout_type;
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}
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/**
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* gtk_cell_layout_pack_start:
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* @cell_layout: A #GtkCellLayout.
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* @cell: A #GtkCellRenderer.
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* @expand: %TRUE if @cell is to be given extra space allocated to @cell_layout.
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*
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* Packs the @cell into the beginning of @cell_layout. If @expand is %FALSE,
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* then the @cell is allocated no more space than it needs. Any unused space
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* is divided evenly between cells for which @expand is %TRUE.
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*
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* Note that reusing the same cell renderer is not supported.
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*
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* Since: 2.4
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*/
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void
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gtk_cell_layout_pack_start (GtkCellLayout *cell_layout,
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GtkCellRenderer *cell,
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gboolean expand)
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{
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g_return_if_fail (GTK_IS_CELL_LAYOUT (cell_layout));
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g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
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(* GTK_CELL_LAYOUT_GET_IFACE (cell_layout)->pack_start) (cell_layout,
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cell,
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expand);
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}
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/**
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* gtk_cell_layout_pack_end:
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* @cell_layout: A #GtkCellLayout.
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* @cell: A #GtkCellRenderer.
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* @expand: %TRUE if @cell is to be given extra space allocated to @cell_layout.
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*
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* Adds the @cell to the end of @cell_layout. If @expand is %FALSE, then the
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* @cell is allocated no more space than it needs. Any unused space is
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* divided evenly between cells for which @expand is %TRUE.
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*
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* Note that reusing the same cell renderer is not supported.
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*
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* Since: 2.4
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*/
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void
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gtk_cell_layout_pack_end (GtkCellLayout *cell_layout,
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GtkCellRenderer *cell,
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gboolean expand)
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{
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g_return_if_fail (GTK_IS_CELL_LAYOUT (cell_layout));
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g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
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(* GTK_CELL_LAYOUT_GET_IFACE (cell_layout)->pack_end) (cell_layout,
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cell,
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expand);
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}
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/**
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* gtk_cell_layout_clear:
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* @cell_layout: A #GtkCellLayout.
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*
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* Unsets all the mappings on all renderers on @cell_layout and
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* removes all renderers from @cell_layout.
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*
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* Since: 2.4
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*/
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void
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gtk_cell_layout_clear (GtkCellLayout *cell_layout)
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{
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g_return_if_fail (GTK_IS_CELL_LAYOUT (cell_layout));
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(* GTK_CELL_LAYOUT_GET_IFACE (cell_layout)->clear) (cell_layout);
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}
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static void
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gtk_cell_layout_set_attributesv (GtkCellLayout *cell_layout,
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GtkCellRenderer *cell,
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va_list args)
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{
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gchar *attribute;
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gint column;
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GtkCellLayoutIface *iface;
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attribute = va_arg (args, gchar *);
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iface = GTK_CELL_LAYOUT_GET_IFACE (cell_layout);
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(* iface->clear_attributes) (cell_layout, cell);
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while (attribute != NULL)
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{
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column = va_arg (args, gint);
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(* iface->add_attribute) (cell_layout, cell, attribute, column);
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attribute = va_arg (args, gchar *);
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}
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}
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/**
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* gtk_cell_layout_set_attributes:
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* @cell_layout: A #GtkCellLayout.
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* @cell: A #GtkCellRenderer.
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* @Varargs: A %NULL-terminated list of attributes.
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*
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* Sets the attributes in list as the attributes of @cell_layout. The
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* attributes should be in attribute/column order, as in
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* gtk_cell_layout_add_attribute(). All existing attributes are removed, and
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* replaced with the new attributes.
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*
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* Since: 2.4
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*/
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void
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gtk_cell_layout_set_attributes (GtkCellLayout *cell_layout,
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GtkCellRenderer *cell,
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...)
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{
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va_list args;
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g_return_if_fail (GTK_IS_CELL_LAYOUT (cell_layout));
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g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
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va_start (args, cell);
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gtk_cell_layout_set_attributesv (cell_layout, cell, args);
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va_end (args);
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}
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/**
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* gtk_cell_layout_add_attribute:
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* @cell_layout: A #GtkCellLayout.
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* @cell: A #GtkCellRenderer.
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* @attribute: An attribute on the renderer.
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* @column: The column position on the model to get the attribute from.
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*
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* Adds an attribute mapping to the list in @cell_layout. The @column is the
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* column of the model to get a value from, and the @attribute is the
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* parameter on @cell to be set from the value. So for example if column 2
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* of the model contains strings, you could have the "text" attribute of a
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* #GtkCellRendererText get its values from column 2.
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*
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* Since: 2.4
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*/
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void
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gtk_cell_layout_add_attribute (GtkCellLayout *cell_layout,
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GtkCellRenderer *cell,
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const gchar *attribute,
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gint column)
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{
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g_return_if_fail (GTK_IS_CELL_LAYOUT (cell_layout));
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g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
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g_return_if_fail (attribute != NULL);
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g_return_if_fail (column >= 0);
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(* GTK_CELL_LAYOUT_GET_IFACE (cell_layout)->add_attribute) (cell_layout,
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cell,
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attribute,
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column);
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}
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/**
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* gtk_cell_layout_set_cell_data_func:
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* @cell_layout: A #GtkCellLayout.
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* @cell: A #GtkCellRenderer.
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* @func: The #GtkCellLayoutDataFunc to use.
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* @func_data: The user data for @func.
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* @destroy: The destroy notification for @func_data.
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*
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* Sets the #GtkCellLayoutDataFunc to use for @cell_layout. This function
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* is used instead of the standard attributes mapping for setting the
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* column value, and should set the value of @cell_layout's cell renderer(s)
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* as appropriate. @func may be %NULL to remove and older one.
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*
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* Since: 2.4
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*/
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void
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gtk_cell_layout_set_cell_data_func (GtkCellLayout *cell_layout,
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GtkCellRenderer *cell,
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GtkCellLayoutDataFunc func,
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gpointer func_data,
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GDestroyNotify destroy)
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{
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g_return_if_fail (GTK_IS_CELL_LAYOUT (cell_layout));
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g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
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(* GTK_CELL_LAYOUT_GET_IFACE (cell_layout)->set_cell_data_func) (cell_layout,
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cell,
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func,
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func_data,
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destroy);
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}
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/**
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* gtk_cell_layout_clear_attributes:
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* @cell_layout: A #GtkCellLayout.
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* @cell: A #GtkCellRenderer to clear the attribute mapping on.
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*
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* Clears all existing attributes previously set with
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* gtk_cell_layout_set_attributes().
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*
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* Since: 2.4
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*/
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void
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gtk_cell_layout_clear_attributes (GtkCellLayout *cell_layout,
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GtkCellRenderer *cell)
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{
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g_return_if_fail (GTK_IS_CELL_LAYOUT (cell_layout));
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g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
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(* GTK_CELL_LAYOUT_GET_IFACE (cell_layout)->clear_attributes) (cell_layout,
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cell);
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}
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/**
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* gtk_cell_layout_reorder:
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* @cell_layout: A #GtkCellLayout.
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* @cell: A #GtkCellRenderer to reorder.
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* @position: New position to insert @cell at.
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*
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* Re-inserts @cell at @position. Note that @cell has already to be packed
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* into @cell_layout for this to function properly.
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*
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* Since: 2.4
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*/
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void
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gtk_cell_layout_reorder (GtkCellLayout *cell_layout,
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GtkCellRenderer *cell,
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gint position)
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{
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g_return_if_fail (GTK_IS_CELL_LAYOUT (cell_layout));
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g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
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(* GTK_CELL_LAYOUT_GET_IFACE (cell_layout)->reorder) (cell_layout,
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cell,
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position);
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}
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/**
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* gtk_cell_layout_get_cells:
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* @cell_layout: a #GtkCellLayout
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*
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* Returns the cell renderers which have been added to @cell_layout.
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*
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* Return value: a list of cell renderers. The list, but not the
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* renderers has been newly allocated and should be freed with
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* g_list_free() when no longer needed.
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*
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* Since: 2.12
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*/
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GList *
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gtk_cell_layout_get_cells (GtkCellLayout *cell_layout)
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{
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GtkCellLayoutIface *iface;
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g_return_val_if_fail (GTK_IS_CELL_LAYOUT (cell_layout), NULL);
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iface = GTK_CELL_LAYOUT_GET_IFACE (cell_layout);
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if (iface->get_cells)
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return iface->get_cells (cell_layout);
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return NULL;
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}
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typedef struct {
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GtkCellLayout *cell_layout;
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GtkCellRenderer *renderer;
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gchar *attr_name;
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} AttributesSubParserData;
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static void
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attributes_start_element (GMarkupParseContext *context,
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const gchar *element_name,
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const gchar **names,
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const gchar **values,
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gpointer user_data,
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GError **error)
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{
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AttributesSubParserData *parser_data = (AttributesSubParserData*)user_data;
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guint i;
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if (strcmp (element_name, "attribute") == 0)
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for (i = 0; names[i]; i++)
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if (strcmp (names[i], "name") == 0)
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parser_data->attr_name = g_strdup (values[i]);
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else if (strcmp (element_name, "attributes") == 0)
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return;
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else
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g_warning ("Unsupported tag for GtkCellLayout: %s\n", element_name);
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}
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static void
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attributes_text_element (GMarkupParseContext *context,
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const gchar *text,
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gsize text_len,
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gpointer user_data,
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GError **error)
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{
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AttributesSubParserData *parser_data = (AttributesSubParserData*)user_data;
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glong l;
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gchar *endptr;
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gchar *string;
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if (!parser_data->attr_name)
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return;
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errno = 0;
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string = g_strndup (text, text_len);
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l = strtol (string, &endptr, 0);
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if (errno || endptr == string)
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{
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g_set_error (error,
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GTK_BUILDER_ERROR,
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GTK_BUILDER_ERROR_INVALID_VALUE,
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"Could not parse integer `%s'",
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string);
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g_free (string);
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return;
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}
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g_free (string);
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gtk_cell_layout_add_attribute (parser_data->cell_layout,
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parser_data->renderer,
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parser_data->attr_name, l);
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g_free (parser_data->attr_name);
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parser_data->attr_name = NULL;
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}
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static const GMarkupParser attributes_parser =
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{
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attributes_start_element,
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NULL,
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attributes_text_element,
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};
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gboolean
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_gtk_cell_layout_buildable_custom_tag_start (GtkBuildable *buildable,
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GtkBuilder *builder,
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GObject *child,
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const gchar *tagname,
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GMarkupParser *parser,
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gpointer *data)
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{
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AttributesSubParserData *parser_data;
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if (!child)
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return FALSE;
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if (strcmp (tagname, "attributes") == 0)
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{
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parser_data = g_slice_new0 (AttributesSubParserData);
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parser_data->cell_layout = GTK_CELL_LAYOUT (buildable);
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parser_data->renderer = GTK_CELL_RENDERER (child);
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parser_data->attr_name = NULL;
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*parser = attributes_parser;
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*data = parser_data;
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return TRUE;
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}
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return FALSE;
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}
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void
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_gtk_cell_layout_buildable_custom_tag_end (GtkBuildable *buildable,
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GtkBuilder *builder,
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GObject *child,
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const gchar *tagname,
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gpointer *data)
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{
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AttributesSubParserData *parser_data;
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parser_data = (AttributesSubParserData*)data;
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g_assert (!parser_data->attr_name);
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g_slice_free (AttributesSubParserData, parser_data);
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}
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void
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_gtk_cell_layout_buildable_add_child (GtkBuildable *buildable,
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GtkBuilder *builder,
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GObject *child,
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const gchar *type)
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{
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GtkCellLayoutIface *iface;
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g_return_if_fail (GTK_IS_CELL_LAYOUT (buildable));
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g_return_if_fail (GTK_IS_CELL_RENDERER (child));
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iface = GTK_CELL_LAYOUT_GET_IFACE (buildable);
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g_return_if_fail (iface->pack_start != NULL);
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iface->pack_start (GTK_CELL_LAYOUT (buildable), GTK_CELL_RENDERER (child), FALSE);
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}
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#define __GTK_CELL_LAYOUT_C__
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#include "gtkaliasdef.c"
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