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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* E-tree-scrolled.c: A graphical view of a Tree.
*
* Author:
* Chris Lahey <clahey@ximian.com>
* Miguel de Icaza (miguel@ximian.com)
*
* Copyright 2000, 1999, Ximian, Inc
*/
#include <config.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <stdio.h>
#include <libgnomeui/gnome-canvas.h>
#include <gtk/gtksignal.h>
#include <gnome-xml/parser.h>
#include <gnome-xml/xmlmemory.h>
#include <gal/util/e-util.h>
#include "e-tree-scrolled.h"
#define COLUMN_HEADER_HEIGHT 16
#define PARENT_TYPE e_scroll_frame_get_type ()
static GtkObjectClass *parent_class;
enum {
ARG_0,
ARG_TREE,
};
static void
e_tree_scrolled_init (GtkObject *object)
{
ETreeScrolled *ets;
EScrollFrame *scroll_frame;
ets = E_TREE_SCROLLED (object);
scroll_frame = E_SCROLL_FRAME (object);
GTK_WIDGET_SET_FLAGS (ets, GTK_CAN_FOCUS);
ets->tree = gtk_type_new(e_tree_get_type());
e_scroll_frame_set_policy (scroll_frame, GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
e_scroll_frame_set_shadow_type (scroll_frame, GTK_SHADOW_IN);
}
static void
e_tree_scrolled_real_construct (ETreeScrolled *ets)
{
gtk_container_add(GTK_CONTAINER(ets), GTK_WIDGET(ets->tree));
gtk_widget_show(GTK_WIDGET(ets->tree));
}
ETreeScrolled *e_tree_scrolled_construct (ETreeScrolled *ets,
ETreeModel *etm,
ETableExtras *ete,
const char *spec,
const char *state)
{
g_return_val_if_fail(ets != NULL, NULL);
g_return_val_if_fail(E_IS_TREE_SCROLLED(ets), NULL);
g_return_val_if_fail(etm != NULL, NULL);
g_return_val_if_fail(E_IS_TREE_MODEL(etm), NULL);
g_return_val_if_fail(ete == NULL || E_IS_TABLE_EXTRAS(ete), NULL);
g_return_val_if_fail(spec != NULL, NULL);
e_tree_construct(ets->tree, etm, ete, spec, state);
e_tree_scrolled_real_construct(ets);
return ets;
}
GtkWidget *e_tree_scrolled_new (ETreeModel *etm,
ETableExtras *ete,
const char *spec,
const char *state)
{
ETreeScrolled *ets;
g_return_val_if_fail(etm != NULL, NULL);
g_return_val_if_fail(E_IS_TREE_MODEL(etm), NULL);
g_return_val_if_fail(ete == NULL || E_IS_TABLE_EXTRAS(ete), NULL);
g_return_val_if_fail(spec != NULL, NULL);
ets = E_TREE_SCROLLED (gtk_widget_new (e_tree_scrolled_get_type (),
"hadjustment", NULL,
"vadjustment", NULL,
NULL));
ets = e_tree_scrolled_construct (ets, etm, ete, spec, state);
return GTK_WIDGET (ets);
}
ETreeScrolled *e_tree_scrolled_construct_from_spec_file (ETreeScrolled *ets,
ETreeModel *etm,
ETableExtras *ete,
const char *spec_fn,
const char *state_fn)
{
g_return_val_if_fail(ets != NULL, NULL);
g_return_val_if_fail(E_IS_TREE_SCROLLED(ets), NULL);
g_return_val_if_fail(etm != NULL, NULL);
g_return_val_if_fail(E_IS_TREE_MODEL(etm), NULL);
g_return_val_if_fail(ete == NULL || E_IS_TABLE_EXTRAS(ete), NULL);
g_return_val_if_fail(spec_fn != NULL, NULL);
e_tree_construct_from_spec_file(ets->tree, etm, ete, spec_fn, state_fn);
e_tree_scrolled_real_construct(ets);
return ets;
}
GtkWidget *e_tree_scrolled_new_from_spec_file (ETreeModel *etm,
ETableExtras *ete,
const char *spec_fn,
const char *state_fn)
{
ETreeScrolled *ets;
g_return_val_if_fail(etm != NULL, NULL);
g_return_val_if_fail(E_IS_TREE_MODEL(etm), NULL);
g_return_val_if_fail(ete == NULL || E_IS_TABLE_EXTRAS(ete), NULL);
g_return_val_if_fail(spec_fn != NULL, NULL);
ets = E_TREE_SCROLLED (gtk_widget_new (e_tree_scrolled_get_type (),
"hadjustment", NULL,
"vadjustment", NULL,
NULL));
ets = e_tree_scrolled_construct_from_spec_file (ets, etm, ete, spec_fn, state_fn);
return GTK_WIDGET (ets);
}
ETree *
e_tree_scrolled_get_tree (ETreeScrolled *ets)
{
return ets->tree;
}
static void
ets_get_arg (GtkObject *o, GtkArg *arg, guint arg_id)
{
ETreeScrolled *ets = E_TREE_SCROLLED (o);
switch (arg_id){
case ARG_TREE:
if (ets->tree)
GTK_VALUE_OBJECT (*arg) = GTK_OBJECT(ets->tree);
else
GTK_VALUE_OBJECT (*arg) = NULL;
break;
}
}
/* Grab_focus handler for the scrolled ETree */
static void
ets_grab_focus (GtkWidget *widget)
{
ETreeScrolled *ets;
ets = E_TREE_SCROLLED (widget);
gtk_widget_grab_focus (GTK_WIDGET (ets->tree));
}
/* Focus handler for the scrolled ETree */
static gint
ets_focus (GtkContainer *container, GtkDirectionType direction)
{
ETreeScrolled *ets;
ets = E_TREE_SCROLLED (container);
return gtk_container_focus (GTK_CONTAINER (ets->tree), direction);
}
static void
e_tree_scrolled_class_init (ETreeScrolledClass *class)
{
GtkObjectClass *object_class;
GtkWidgetClass *widget_class;
GtkContainerClass *container_class;
object_class = (GtkObjectClass *) class;
widget_class = (GtkWidgetClass *) class;
container_class = (GtkContainerClass *) class;
parent_class = gtk_type_class (PARENT_TYPE);
object_class->get_arg = ets_get_arg;
widget_class->grab_focus = ets_grab_focus;
container_class->focus = ets_focus;
gtk_object_add_arg_type ("ETreeScrolled::tree", GTK_TYPE_OBJECT,
GTK_ARG_READABLE, ARG_TREE);
}
E_MAKE_TYPE(e_tree_scrolled, "ETreeScrolled", ETreeScrolled, e_tree_scrolled_class_init, e_tree_scrolled_init, PARENT_TYPE);
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