gnome-shell/js/ui/runDialog.js

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/* -*- mode: js2; js2-basic-offset: 4; indent-tabs-mode: nil -*- */
const Big = imports.gi.Big;
const Clutter = imports.gi.Clutter;
const GLib = imports.gi.GLib;
const Lang = imports.lang;
const Mainloop = imports.mainloop;
const Shell = imports.gi.Shell;
const Signals = imports.signals;
const Gettext = imports.gettext.domain('gnome-shell');
const _ = Gettext.gettext;
const Main = imports.ui.main;
const OVERLAY_COLOR = new Clutter.Color();
OVERLAY_COLOR.from_pixel(0x00000044);
const BOX_BACKGROUND_COLOR = new Clutter.Color();
BOX_BACKGROUND_COLOR.from_pixel(0x000000cc);
const BOX_TEXT_COLOR = new Clutter.Color();
BOX_TEXT_COLOR.from_pixel(0xffffffff);
const BOX_WIDTH = 320;
const BOX_HEIGHT = 56;
function RunDialog() {
this._init();
};
RunDialog.prototype = {
_init : function() {
let global = Shell.Global.get();
this._isOpen = false;
this._internalCommands = { 'lg':
Lang.bind(this, function() {
// Run in an idle to avoid recursive key grab problems
Mainloop.idle_add(function() { Main.createLookingGlass().open(); });
}),
'r': Lang.bind(this, function() {
let global = Shell.Global.get();
global.reexec_self();
}),
// Developer brain backwards compatibility
'restart': Lang.bind(this, function() {
let global = Shell.Global.get();
global.reexec_self();
})
};
// All actors are inside _group. We create it initially
// hidden then show it in show()
this._group = new Clutter.Group({ visible: false });
global.stage.add_actor(this._group);
this._overlay = new Clutter.Rectangle({ color: OVERLAY_COLOR,
width: global.screen_width,
height: global.screen_height,
border_width: 0,
reactive: true });
this._group.add_actor(this._overlay);
let boxGroup = new Clutter.Group();
boxGroup.set_position((global.screen_width - BOX_WIDTH) / 2,
(global.screen_height - BOX_HEIGHT) / 2);
this._group.add_actor(boxGroup);
let box = new Big.Box({ background_color: BOX_BACKGROUND_COLOR,
corner_radius: 4,
reactive: false,
width: BOX_WIDTH,
height: BOX_HEIGHT
});
boxGroup.add_actor(box);
let label = new Clutter.Text({ color: BOX_TEXT_COLOR,
font_name: '18px Sans',
text: _("Please enter a command:") });
label.set_position(6, 6);
boxGroup.add_actor(label);
this._entry = new Clutter.Text({ color: BOX_TEXT_COLOR,
font_name: '20px Sans Bold',
editable: true,
activatable: true,
singleLineMode: true,
text: '',
width: BOX_WIDTH - 12,
height: BOX_HEIGHT - 12 });
// TODO: Implement relative positioning using Tidy.
this._entry.set_position(6, 30);
boxGroup.add_actor(this._entry);
this._entry.connect('activate', Lang.bind(this, function (o, e) {
this._run(o.get_text());
this.close();
return false;
}));
this._entry.connect('key-press-event', Lang.bind(this, function(o, e) {
let symbol = Shell.get_event_key_symbol(e);
if (symbol == Clutter.Escape) {
this.close();
return true;
}
return false;
}));
},
_run : function(command) {
let f = this._internalCommands[command];
if (f) {
f();
} else if (command) {
try {
let [ok, len, args] = GLib.shell_parse_argv(command);
let p = new Shell.Process({'args' : args});
p.run();
} catch (e) {
// TODO: Give the user direct feedback.
log('Could not run command ' + command + ': ' + e);
}
}
},
open : function() {
if (this._isOpen) // Already shown
return;
if (!Main.beginModal())
return;
this._isOpen = true;
this._group.show();
let global = Shell.Global.get();
global.stage.set_key_focus(this._entry);
},
close : function() {
if (!this._isOpen)
return;
this._isOpen = false;
this._group.hide();
this._entry.text = '';
Main.endModal();
}
};
Signals.addSignalMethods(RunDialog.prototype);