/** xgtkctree.c **/
#include <gnome.h>

gint eventDelete(GtkWidget *widget,
        GdkEvent *event,gpointer data);
gint eventDestroy(GtkWidget *widget,
        GdkEvent *event,gpointer data);
static GtkWidget *makeWidget();
static GtkCTreeNode *makeNode(GtkWidget *widget,
        GtkCTreeNode *parent,GtkCTreeNode *sibling,
        gint level,gint count);

int main(int argc,char *argv[])
{
    GtkWidget *app;
    GtkWidget *widget;

    gnome_init("xgtkctree","1.0",argc,argv);
    app = gnome_app_new("xgtkctree","GtkCTree");
    gtk_container_set_border_width(GTK_CONTAINER(app),20);
    gtk_signal_connect(GTK_OBJECT(app),"delete_event",
            GTK_SIGNAL_FUNC(eventDelete),NULL);
    gtk_signal_connect(GTK_OBJECT(app),"destroy",
            GTK_SIGNAL_FUNC(eventDestroy),NULL);

    widget = makeWidget();

    gnome_app_set_contents(GNOME_APP(app),widget);
    gtk_widget_show_all(app);
    gtk_main();
    exit(0);
}
gint eventDelete(GtkWidget *widget,
        GdkEvent *event,gpointer data) {
    return(FALSE);
}
gint eventDestroy(GtkWidget *widget,
        GdkEvent *event,gpointer data) {
    gtk_main_quit();
    return(0);
}
static GtkWidget *makeWidget()
{
    GtkCTreeNode *node1_1;
    GtkCTreeNode *node1_3;
    GtkWidget *widget;
    static gchar *titles[] = {
        "First Column",
        "Second Column"
    };

    widget = gtk_ctree_new_with_titles(2,0,titles);
    node1_1 = makeNode(widget,NULL,NULL,1,1);
    makeNode(widget,NULL,node1_1,1,2);
    node1_3 = makeNode(widget,NULL,node1_1,1,3);
    makeNode(widget,NULL,node1_1,1,4);
    makeNode(widget,node1_1,NULL,2,1);
    makeNode(widget,node1_1,NULL,2,2);
    makeNode(widget,node1_3,NULL,2,1);
    makeNode(widget,node1_3,NULL,2,2);
    return(widget);
}
static GtkCTreeNode *makeNode(GtkWidget *widget,
        GtkCTreeNode *parent,GtkCTreeNode *sibling,
        gint level,gint count)
{
    GtkCTreeNode *node;
    gchar *text[2];
    gchar line1[20];
    gchar line2[20];
    text[0] = line1;
    text[1] = line2;

    sprintf(line1,"Level %d",level);
    sprintf(line2,"Number %d",count);

    node = gtk_ctree_insert_node(GTK_CTREE(widget),
            parent,
            sibling,
            text,
            0,
            NULL,NULL,NULL,NULL,
            FALSE,TRUE);
    return(node);
}