requires 2.0.16

%privateheader{
#include <gdk/gdk.h>
%}

%h{
#include <gtk/gtk.h>
%}

enum GTK_INFO_POPUP {
	FILE,
	DIRECTORY
} Gtk:Info:Popup:File:Type;

class Gtk:Info:Popup from Gtk:Window {
	private GtkWidget *parent;

	init(self)
	{
		GtkWidget *vbox;

		//gtk_window_set_gravity(GTK_WINDOW(self), GDK_GRAVITY_SOUTH_WEST);
		gtk_container_set_border_width(GTK_CONTAINER(self), 10);

		vbox = gtk_vbox_new(FALSE, 5);
		gtk_container_set_resize_mode(GTK_CONTAINER(vbox), GTK_RESIZE_PARENT);
		gtk_container_add(GTK_CONTAINER(self), vbox);
		gtk_widget_show(vbox);
	}

	public GtkWidget *
	new(Gtk:Widget *parent)
	{
		Self *widget;
		GtkWidget *toplevel;

		widget = GET_NEW_VARG("type", GTK_WINDOW_POPUP, NULL);
		widget->_priv->parent = parent;

		g_signal_connect(parent, "size-allocate",
				 G_CALLBACK(self_size_allocate_cb), widget);
		toplevel = gtk_widget_get_toplevel(parent);
		g_signal_connect(toplevel, "configure-event",
				 G_CALLBACK(self_configure_cb), widget);

		return GTK_WIDGET(widget);
	}

	private void
	position(self)
	{
		GdkWindow *window = gtk_widget_get_window(self->_priv->parent);
		gint x, y;
		gint w, h;

		if (!window)
			return;

		gdk_window_get_origin(window, &x, &y);
		gtk_window_get_size(GTK_WINDOW(self), &w, &h);

		gtk_window_move(GTK_WINDOW(self), x, y - h);
	}

	private void
	size_allocate_cb(Gtk:Widget *parent,
			 Gtk:Allocation *alloc, gpointer user_data)
	{
		self_position(SELF(user_data));
	}

	private gboolean
	configure_cb(Gtk:Widget *toplevel,
		     Gdk:Event:Configure *event, gpointer user_data)
	{
		self_position(SELF(user_data));
		return FALSE;
	}

	override (Gtk:Widget) void
	show(Gtk:Widget *self)
	{
		GtkRequisition req;

		gtk_widget_size_request(self, &req);
		gtk_window_resize(GTK_WINDOW(self), req.width, req.height);
		self_position(SELF(self));

		PARENT_HANDLER(self);
	}

	public void
	add_filename(self, Gtk:Info:Popup:File:Type type, const gchar *filename,
		     gboolean highlight)
	{
		static const gchar *type2stock[] = {
			[GTK_INFO_POPUP_FILE]		= GTK_STOCK_FILE,
			[GTK_INFO_POPUP_DIRECTORY]	= GTK_STOCK_DIRECTORY
		};

		GtkWidget *vbox = gtk_bin_get_child(GTK_BIN(self));

		GtkWidget *hbox;
		GtkWidget *image, *label;
		gchar *markup;

		hbox = gtk_hbox_new(FALSE, 5);
		image = gtk_image_new_from_stock(type2stock[type],
						 GTK_ICON_SIZE_MENU);
		gtk_box_pack_start(GTK_BOX(hbox), image, FALSE, FALSE, 0);

		/*
		 * FIXME: setting Pango attributes directly would be
		 * much more efficient
		 */
		label = gtk_label_new(NULL);
		markup = g_markup_printf_escaped("<span weight=\"%s\">%s</span>",
						 highlight ? "bold" : "normal",
						 filename);
		gtk_label_set_markup(GTK_LABEL(label), markup);
		g_free(markup);
		gtk_misc_set_alignment(GTK_MISC(label), 0., 0.5);
		gtk_box_pack_start(GTK_BOX(hbox), label, TRUE, TRUE, 0);

		gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
		gtk_widget_show_all(hbox);
	}

	public void
	clear(self)
	{
		GtkWidget *vbox = gtk_bin_get_child(GTK_BIN(self));
		GList *children;

		children = gtk_container_get_children(GTK_CONTAINER(vbox));
		for (GList *cur = g_list_first(children);
		     cur != NULL;
		     cur = g_list_next(cur))
			gtk_widget_destroy(GTK_WIDGET(cur->data));
		g_list_free(children);
	}
}