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#define __SP_XMLVIEW_ATTR_LIST_C__
/*
* Specialization of GtkCList for the XML tree view
*
* Authors:
* MenTaLguY <mental@rydia.net>
*
* Copyright (C) 2002 MenTaLguY
*
* Released under the GNU GPL; see COPYING for details
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "helper/sp-marshal.h"
#include <glibmm/i18n.h>
#include "../xml/node-event-vector.h"
#include "sp-xmlview-attr-list.h"
static void sp_xmlview_attr_list_class_init (SPXMLViewAttrListClass * klass);
static void sp_xmlview_attr_list_init (SPXMLViewAttrList * list);
static void sp_xmlview_attr_list_destroy (GtkObject * object);
static void event_attr_changed (Inkscape::XML::Node * repr, const gchar * name, const gchar * old_value, const gchar * new_value, bool is_interactive, gpointer data);
static GtkCListClass * parent_class = NULL;
static Inkscape::XML::NodeEventVector repr_events = {
NULL, /* child_added */
NULL, /* child_removed */
event_attr_changed,
NULL, /* content_changed */
NULL /* order_changed */
};
GtkWidget *
sp_xmlview_attr_list_new (Inkscape::XML::Node * repr)
{
SPXMLViewAttrList * list;
list = (SPXMLViewAttrList*)g_object_new (SP_TYPE_XMLVIEW_ATTR_LIST, "n_columns", 2, NULL);
gtk_clist_set_column_title (GTK_CLIST (list), 0, _("Attribute"));
gtk_clist_set_column_title (GTK_CLIST (list), 1, _("Value"));
gtk_clist_column_titles_show (GTK_CLIST (list));
gtk_clist_column_titles_passive (GTK_CLIST (list));
gtk_clist_set_column_auto_resize (GTK_CLIST (list), 0, TRUE);
gtk_clist_set_column_auto_resize (GTK_CLIST (list), 1, TRUE);
gtk_clist_set_sort_column (GTK_CLIST (list), 0);
gtk_clist_set_auto_sort (GTK_CLIST (list), TRUE);
sp_xmlview_attr_list_set_repr (list, repr);
return (GtkWidget *) list;
}
void
sp_xmlview_attr_list_set_repr (SPXMLViewAttrList * list, Inkscape::XML::Node * repr)
{
if ( repr == list->repr ) return;
gtk_clist_freeze (GTK_CLIST (list));
if (list->repr) {
gtk_clist_clear (GTK_CLIST (list));
sp_repr_remove_listener_by_data (list->repr, list);
Inkscape::GC::release(list->repr);
}
list->repr = repr;
if (repr) {
Inkscape::GC::anchor(repr);
sp_repr_add_listener (repr, &repr_events, list);
sp_repr_synthesize_events (repr, &repr_events, list);
}
gtk_clist_thaw (GTK_CLIST (list));
}
GtkType
sp_xmlview_attr_list_get_type (void)
{
static GtkType type = 0;
if (!type) {
static const GtkTypeInfo info = {
"SPXMLViewAttrList",
sizeof (SPXMLViewAttrList),
sizeof (SPXMLViewAttrListClass),
(GtkClassInitFunc) sp_xmlview_attr_list_class_init,
(GtkObjectInitFunc) sp_xmlview_attr_list_init,
NULL, NULL, NULL
};
type = gtk_type_unique (GTK_TYPE_CLIST, &info);
}
return type;
}
void
sp_xmlview_attr_list_class_init (SPXMLViewAttrListClass * klass)
{
GtkObjectClass * object_class;
object_class = (GtkObjectClass *) klass;
object_class->destroy = sp_xmlview_attr_list_destroy;
parent_class = (GtkCListClass*)gtk_type_class (GTK_TYPE_CLIST);
g_signal_new ( "row-value-changed",
G_TYPE_FROM_CLASS(klass),
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET (SPXMLViewAttrListClass, row_changed),
NULL, NULL,
sp_marshal_NONE__UINT,
G_TYPE_NONE, 1,
G_TYPE_UINT);
}
void
sp_xmlview_attr_list_init (SPXMLViewAttrList * list)
{
list->repr = NULL;
}
void
sp_xmlview_attr_list_destroy (GtkObject * object)
{
SPXMLViewAttrList * list;
list = SP_XMLVIEW_ATTR_LIST (object);
sp_xmlview_attr_list_set_repr (list, NULL);
GTK_OBJECT_CLASS (parent_class)->destroy (object);
}
void
event_attr_changed (Inkscape::XML::Node * repr, const gchar * name, const gchar * old_value, const gchar * new_value, bool is_interactive, gpointer data)
{
gint row;
SPXMLViewAttrList * list;
gchar new_text[128 + 4];
gchar *gtktext;
list = SP_XMLVIEW_ATTR_LIST (data);
gtk_clist_freeze (GTK_CLIST (list));
if (new_value) {
strncpy (new_text, new_value, 128);
if (strlen (new_value) >= 128) {
strcpy (new_text + 128, "...");
}
gtktext = new_text;
} else {
gtktext = NULL;
}
row = gtk_clist_find_row_from_data (GTK_CLIST (list), GINT_TO_POINTER (g_quark_from_string (name)));
if (row != -1) {
if (new_value) {
gtk_clist_set_text (GTK_CLIST (list), row, 1, gtktext);
} else {
gtk_clist_remove (GTK_CLIST (list), row);
}
} else if (new_value != NULL) {
const gchar * text[2];
text[0] = name;
text[1] = gtktext;
row = gtk_clist_append (GTK_CLIST (list), (gchar **)text);
gtk_clist_set_row_data (GTK_CLIST (list), row, GINT_TO_POINTER (g_quark_from_string (name)));
}
gtk_clist_thaw (GTK_CLIST (list));
// send a "changed" signal so widget owners will know I've updated
g_signal_emit_by_name(G_OBJECT (list), "row-value-changed", row );
}
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