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// -*- Mode: vala; indent-tabs-mode: nil; tab-width: 4 -*-
//
// Copyright (C) 2011-2012 Giulio Collura
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//
public class Slingshot.Widgets.CategoryView : Gtk.EventBox {
private Gtk.Grid container;
public Sidebar category_switcher;
public Gtk.Separator separator;
public Widgets.Grid app_view;
private SlingshotView view;
private Gtk.Grid page_switcher;
private const string ALL_APPLICATIONS = _("All Applications");
private const string NEW_FILTER = _("Create a new Filter");
private const string SWITCHBOARD_CATEGORY = "switchboard";
private int current_position = 0;
public Gee.HashMap<int, string> category_ids = new Gee.HashMap<int, string> ();
public CategoryView (SlingshotView parent) {
view = parent;
set_visible_window (false);
setup_ui ();
setup_sidebar ();
connect_events ();
}
private void setup_ui () {
container = new Gtk.Grid ();
separator = new Gtk.Separator (Gtk.Orientation.VERTICAL);
app_view = new Widgets.Grid (view.rows, view.columns - 1);
app_view.margin_left = Pixels.SIDEBAR_GRID_PADDING;
container.attach (separator, 1, 0, 1, 2);
container.attach (app_view, 2, 0, 1, 1);
add (container);
}
public void setup_sidebar () {
if (category_switcher != null)
category_switcher.destroy ();
category_switcher = new Sidebar ();
category_switcher.can_focus = false;
// Fill the sidebar
int n = 0;
foreach (string cat_name in view.apps.keys) {
if (cat_name == SWITCHBOARD_CATEGORY)
continue;
category_ids.set (n, cat_name);
category_switcher.add_category (GLib.dgettext ("gnome-menus-3.0", cat_name).dup ());
n++;
}
container.attach (category_switcher, 0, 0, 1, 2);
category_switcher.selection_changed.connect ((name, nth) => {
view.reset_category_focus ();
string category = category_ids.get (nth);
show_filtered_apps (category);
});
category_switcher.show_all ();
}
private void connect_events () {
category_switcher.selected = 0; //Must be after everything else
}
private void add_app (Backend.App app) {
var app_entry = new AppEntry (app);
app_entry.app_launched.connect (() => view.hide ());
app_view.append (app_entry);
app_view.show_all ();
}
public void show_filtered_apps (string category) {
app_view.clear ();
foreach (Backend.App app in view.apps[category])
add_app (app);
current_position = 0;
}
public void show_page_switcher (bool show) {
if (page_switcher.get_parent () == null)
container.attach (page_switcher, 2, 1, 1, 1);
if (show) {
page_switcher.show_all ();
}
else
page_switcher.hide ();
view.search_entry.grab_focus ();
}
}
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