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/* -*- mode: js2; js2-basic-offset: 4; -*- */
const Signals = imports.signals;
const Clutter = imports.gi.Clutter;
const Gio = imports.gi.Gio;
const Pango = imports.gi.Pango;
const Gtk = imports.gi.Gtk;
const Tidy = imports.gi.Tidy;
const Meta = imports.gi.Meta;
const Shell = imports.gi.Shell;
// TODO - move this into GConf once we're not a plugin anymore
// but have taken over metacity
// This list is taken from GNOME Online popular applications
// http://online.gnome.org/applications
// but with nautilus removed
const DEFAULT_APPLICATIONS = [
'mozilla-firefox.desktop',
'gnome-terminal.desktop',
'evolution.desktop',
'evince.desktop',
'gedit.desktop',
'mozilla-thunderbird.desktop',
'totem.desktop',
'gnome-file-roller.desktop',
'rhythmbox.desktop',
'epiphany.desktop',
'xchat.desktop',
'openoffice.org-1.9-writer.desktop',
'emacs.desktop',
'gnome-system-monitor.desktop',
'openoffice.org-1.9-calc.desktop',
'eclipse.desktop',
'openoffice.org-1.9-impress.desktop',
'vncviewer.desktop'
];
const APPDISPLAY_NAME_COLOR = new Clutter.Color();
APPDISPLAY_NAME_COLOR.from_pixel(0xffffffff);
const APPDISPLAY_COMMENT_COLOR = new Clutter.Color();
APPDISPLAY_COMMENT_COLOR.from_pixel(0xffffffbb);
const APPDISPLAY_BACKGROUND_COLOR = new Clutter.Color();
APPDISPLAY_BACKGROUND_COLOR.from_pixel(0x000000ff);
const APPDISPLAY_HEIGHT = 50;
const APPDISPLAY_PADDING = 4;
function AppDisplayItem(node, width) {
this._init(node, width);
}
AppDisplayItem.prototype = {
_init: function(appinfo, width) {
let me = this;
this._appinfo = appinfo;
let name = appinfo.get_name();
let icontheme = Gtk.IconTheme.get_default();
this._group = new Clutter.Group({reactive: true,
width: width,
height: APPDISPLAY_HEIGHT});
this._group.connect('button-press-event', function(group, e) {
me.emit('launch');
return true;
});
this._bg = new Clutter.Rectangle({ color: APPDISPLAY_BACKGROUND_COLOR,
x: 0, y: 0 });
this._group.add_actor(this._bg);
this._icon = new Clutter.Texture({ width: 48, height: 48, x: 0, y: 0 });
let gicon = appinfo.get_icon();
let path = null;
if (gicon != null) {
let iconinfo = icontheme.lookup_by_gicon(gicon, 48, Gtk.IconLookupFlags.NO_SVG);
if (iconinfo)
path = iconinfo.get_filename();
}
if (path)
this._icon.set_from_file(path);
this._group.add_actor(this._icon);
let comment = appinfo.get_description();
let text_width = width - me._icon.width + 4;
this._name = new Clutter.Label({ color: APPDISPLAY_NAME_COLOR,
font_name: "Sans 14px",
width: text_width,
ellipsize: Pango.EllipsizeMode.END,
text: name,
x: this._icon.width + 4,
y: 0});
this._group.add_actor(this._name);
this._comment = new Clutter.Label({ color: APPDISPLAY_COMMENT_COLOR,
font_name: "Sans 12px",
width: text_width,
ellipsize: Pango.EllipsizeMode.END,
text: comment,
x: this._name.x,
y: this._name.height + 4})
this._group.add_actor(this._comment);
this.actor = this._group;
}
}
Signals.addSignalMethods(AppDisplayItem.prototype);
function AppDisplay(x, y, width, height) {
this._init(x, y, width, height);
}
AppDisplay.prototype = {
_init : function(x, y, width, height) {
let me = this;
let global = Shell.Global.get();
this._search = '';
this._x = x;
this._y = y;
this._width = width;
this._height = height;
this._appmonitor = new Shell.AppMonitor();
this._appsStale = true;
this._appmonitor.connect('changed', function(mon) {
me._appsStale = true;
});
this._grid = new Tidy.Grid({x: x, y: y, width: width, height: height});
global.stage.add_actor(this._grid);
this._appset = {}; // Map<appid, appinfo>
this._displayed = {} // Map<appid, AppDisplay>
this._max_items = this._height / (APPDISPLAY_HEIGHT + APPDISPLAY_PADDING);
},
_refreshCache: function() {
let me = this;
if (!this._appsStale)
return;
for (id in this._displayed)
this._displayed[id].destroy();
this._appset = {};
this._displayed = {};
let apps = Gio.app_info_get_all();
let i = 0;
for (i = 0; i < apps.length; i++) {
let appinfo = apps[i];
let appid = appinfo.get_id();
this._appset[appid] = appinfo;
}
this._appsStale = false;
},
_removeItem: function(appid) {
let item = this._displayed[appid];
let group = item.actor;
group.destroy();
delete this._displayed[appid];
},
_removeAll: function() {
for (appid in this._displayed)
this._removeItem(appid);
},
_setDefaultList: function() {
this._removeAll();
let added = 0;
for (let i = 0; i < DEFAULT_APPLICATIONS.length && added < this._max_items; i++) {
let appid = DEFAULT_APPLICATIONS[i];
let appinfo = this._appset[appid];
if (appinfo) {
this._filterAdd(appid);
added += 1;
}
}
},
_filterAdd: function(appid) {
let me = this;
let appinfo = this._appset[appid];
let name = appinfo.get_name();
let index = 0; for (i in this._displayed) { index += 1; }
let appdisplay = new AppDisplayItem(appinfo, this._width);
appdisplay.connect('launch', function() {
appinfo.launch([], null);
me.emit('activated');
});
let group = appdisplay.actor;
this._grid.add_actor(group);
this._displayed[appid] = appdisplay;
},
_filterRemove: function(appid) {
// In the future, do some sort of fade out or other effect here
let item = this._displayed[appid];
this._removeItem(item);
},
_appinfoMatches: function(appinfo, search) {
if (search == null || search == '')
return true;
let name = appinfo.get_name().toLowerCase();
if (name.indexOf(search) >= 0)
return true;
let description = appinfo.get_description();
if (description) {
description = description.toLowerCase();
if (description.indexOf(search) >= 0)
return true;
}
let exec = appinfo.get_executable().toLowerCase();
if (exec.indexOf(search) >= 0)
return true;
return false;
},
_sortApps: function(appids) {
let me = this;
return appids.sort(function (a,b) {
let appA = me._appset[a];
let appB = me._appset[b];
return appA.get_name().localeCompare(appB.get_name());
});
},
_doSearchFilter: function() {
this._removeAll();
let matchedApps = [];
for (appid in this._appset) {
if (matchedApps.length >= this._max_items)
break;
if (appid in this._displayed)
continue;
let app = this._appset[appid];
if (this._appinfoMatches(app, this._search))
matchedApps.push(appid);
}
this._sortApps(matchedApps);
for (let i = 0; i < matchedApps.length; i++) {
this._filterAdd(matchedApps[i]);
}
},
_redisplay: function() {
this._refreshCache();
if (!this._search)
this._setDefaultList();
else
this._doSearchFilter();
},
setSearch: function(text) {
this._search = text.toLowerCase();
this._redisplay();
},
show: function() {
this._redisplay();
this._grid.show();
},
hide: function() {
this._grid.hide();
}
}
Signals.addSignalMethods(AppDisplay.prototype);
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