#include <gtk/gtk.h>
#include <dirent.h>
#include <stdlib.h>
#include <string.h>

#define PATH "/home/herbert/bin/rat"

enum
{
	SESSION_COLUMN,
	N_COLUMNS
};

static gboolean delete_event (GtkWidget*, GdkEvent*, gpointer);
static gboolean key_press (GtkWidget*, GdkEventKey*, gpointer);
static void selected (GtkTreeView *tree_view, GtkTreePath *path, GtkTreeViewColumn *column, gpointer data);

int main (int argc, char *argv[])
{
	GtkWidget *window, *vbox, *label, *treeview;
	GtkListStore *store;
	GtkTreePath *path;
	GtkTreeIter iter;
	GtkTreeViewColumn *column;
	GtkCellRenderer *renderer;
	GtkTreeSelection *select;
	GDir *dp;
	gchar *file_name;

//	system ("ratpoison -c only");

	gtk_init (&argc, &argv);

	window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
	gtk_window_set_title (GTK_WINDOW (window), "Rat Poison menu");
	gtk_container_set_border_width (GTK_CONTAINER (window), 2);

	g_signal_connect (G_OBJECT (window), "delete_event", G_CALLBACK (delete_event), NULL);
	g_signal_connect (G_OBJECT (window), "key-press-event", G_CALLBACK (key_press), NULL);

	vbox = gtk_vbox_new (FALSE, 2);

	label = gtk_label_new ("Pick a session to start:");
	gtk_misc_set_alignment (GTK_MISC (label), 0, .5);
	gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 2);

	// Start filling the list
	store = gtk_list_store_new ( N_COLUMNS, G_TYPE_STRING);
	dp = g_dir_open (PATH , 0, NULL);
	while ( ( file_name = g_dir_read_name (dp) ) != NULL)
	{
		gtk_list_store_append (store, &iter);
		gtk_list_store_set (store, &iter, SESSION_COLUMN, file_name, -1);

	}
	treeview = gtk_tree_view_new_with_model (GTK_TREE_MODEL (store));
	renderer = gtk_cell_renderer_text_new ();
	column = gtk_tree_view_column_new_with_attributes ("Session",renderer, "text", SESSION_COLUMN,NULL);
	gtk_tree_view_append_column (GTK_TREE_VIEW (treeview), column);
	gtk_box_pack_start (GTK_BOX (vbox), treeview, TRUE, TRUE, 2);
	select = gtk_tree_view_get_selection (GTK_TREE_VIEW (treeview));
	gtk_tree_selection_set_mode (select, GTK_SELECTION_SINGLE);
	g_signal_connect (G_OBJECT (treeview), "row-activated", G_CALLBACK (selected), NULL);

	//sort
	gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (store), SESSION_COLUMN,GTK_SORT_ASCENDING);


	gtk_container_add (GTK_CONTAINER (window), vbox);

	gtk_widget_show_all (window);

	gtk_main ();

	return 0;

}

static gboolean key_press (GtkWidget *widget, GdkEventKey *key, gpointer data)
{
	if ( key->keyval == 65307 )
		gtk_main_quit ();

	return FALSE;
}

static void selected (GtkTreeView *tree_view, GtkTreePath *path, GtkTreeViewColumn *column, gpointer data)
{
	GtkTreeIter iter;
	GtkTreeModel *model;
	gchar *filename;
	GtkTreeSelection *selection;
	gchar execute[128];

	selection = gtk_tree_view_get_selection (tree_view);

	if (gtk_tree_selection_get_selected (selection, &model, &iter))
	{
		gtk_tree_model_get (model, &iter, SESSION_COLUMN, &filename, -1);
		gtk_main_quit();

		strcpy (execute, "\"");
		strncat (execute, PATH, 126);
		strcat (execute, "/");
		strncat (execute, filename, 96);
	
		strcat (execute, "\"");

		system (execute);	
		printf ("%s\n", execute);	

		g_free (filename);
	}
}

static gboolean delete_event (GtkWidget *widget, GdkEvent *event, gpointer data)
{
	gtk_main_quit();
}