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/*
* e-cell-renderer-combo.c
*
* Author: Mike Kestner <mkestner@ximian.com>
*
* Copyright (C) 2003 Ximian Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
* License as published by the Free Software Foundation.
*
* This program 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include <config.h>
#include <gtk/gtkcellrenderertext.h>
#include <gtk/gtkarrow.h>
#include <gtk/gtkbutton.h>
#include <gal/util/e-util.h>
#include "e-combo-cell-editable.h"
#include "e-cell-renderer-combo.h"
enum {
PROP_0,
PROP_LIST
};
struct _ECellRendererComboPriv {
EComboCellEditable *editable;
gchar *path;
GList *list;
};
static GtkCellRendererTextClass *parent_class;
static void
ecrc_editing_done (GtkCellEditable *editable, ECellRendererCombo *cell)
{
const gchar *new_text;
if (e_combo_cell_editable_cancelled (E_COMBO_CELL_EDITABLE (editable)))
return;
new_text = e_combo_cell_editable_get_text (E_COMBO_CELL_EDITABLE (editable));
g_signal_emit_by_name (cell, "edited", cell->priv->path, new_text);
g_free (cell->priv->path);
cell->priv->path = NULL;
}
static GtkCellEditable *
ecrc_start_editing (GtkCellRenderer *cell, GdkEvent *event, GtkWidget *widget, const gchar *path,
GdkRectangle *bg_area, GdkRectangle *cell_area, GtkCellRendererState flags)
{
ECellRendererCombo *combo_cell = E_CELL_RENDERER_COMBO (cell);
GtkCellRendererText *text_cell = GTK_CELL_RENDERER_TEXT (cell);
EComboCellEditable *editable;
if (!text_cell->editable)
return NULL;
editable = E_COMBO_CELL_EDITABLE (e_combo_cell_editable_new ());
e_combo_cell_editable_set_text (editable, text_cell->text);
e_combo_cell_editable_set_list (editable, combo_cell->priv->list);
gtk_widget_show (GTK_WIDGET (editable));
g_signal_connect (editable, "editing-done", G_CALLBACK (ecrc_editing_done), combo_cell);
combo_cell->priv->editable = g_object_ref (editable);
combo_cell->priv->path = g_strdup (path);
return GTK_CELL_EDITABLE (editable);
}
static void
ecrc_get_size (GtkCellRenderer *cell, GtkWidget *widget, GdkRectangle *cell_area,
gint *x_offset, gint *y_offset, gint *width, gint *height)
{
GtkWidget *btn;
GtkRequisition req;
if (GTK_CELL_RENDERER_CLASS (parent_class)->get_size)
GTK_CELL_RENDERER_CLASS (parent_class)->get_size (cell, widget, cell_area, x_offset, y_offset, width, height);
btn = gtk_button_new ();
gtk_container_add (GTK_CONTAINER (btn), gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_OUT));
gtk_widget_size_request (btn, &req);
*width += req.width;
gtk_widget_destroy (btn);
}
static void
ecrc_get_prop (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)
{
ECellRendererCombo *ecrc = E_CELL_RENDERER_COMBO (object);
switch (prop_id) {
case PROP_LIST:
g_value_set_pointer (value, ecrc->priv->list);
break;
default:
break;
}
}
static void
ecrc_set_prop (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec)
{
ECellRendererCombo *ecrc = E_CELL_RENDERER_COMBO (object);
switch (prop_id) {
case PROP_LIST:
ecrc->priv->list = g_value_get_pointer (value);
break;
default:
break;
}
}
static void
ecrc_finalize (GObject *obj)
{
ECellRendererCombo *cell = (ECellRendererCombo *) obj;
if (cell->priv->editable)
g_object_unref (cell->priv->editable);
cell->priv->editable = NULL;
if (cell->priv->path)
g_free (cell->priv->path);
cell->priv->path = NULL;
g_free (cell->priv);
if (G_OBJECT_CLASS (parent_class)->finalize)
G_OBJECT_CLASS (parent_class)->finalize (obj);
}
static void
ecrc_init (ECellRendererCombo *cell)
{
cell->priv = g_new0 (ECellRendererComboPriv, 1);
}
static void
ecrc_class_init (ECellRendererComboClass *class)
{
GtkCellRendererClass *cell_class = GTK_CELL_RENDERER_CLASS (class);
GObjectClass *obj_class = G_OBJECT_CLASS (class);
parent_class = GTK_CELL_RENDERER_TEXT_CLASS (g_type_class_peek_parent (class));
obj_class->get_property = ecrc_get_prop;
obj_class->set_property = ecrc_set_prop;
obj_class->finalize = ecrc_finalize;
cell_class->start_editing = ecrc_start_editing;
cell_class->get_size = ecrc_get_size;
g_object_class_install_property (obj_class, PROP_LIST,
g_param_spec_pointer ("list", "List", "List of items to popup.", G_PARAM_READWRITE));
}
E_MAKE_TYPE (e_cell_renderer_combo, "ECellRendererCombo", ECellRendererCombo, ecrc_class_init, ecrc_init, GTK_TYPE_CELL_RENDERER_TEXT)
GtkCellRenderer *
e_cell_renderer_combo_new (void)
{
return GTK_CELL_RENDERER (g_object_new (E_TYPE_CELL_RENDERER_COMBO, NULL));
}
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