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// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
const Gio = imports.gi.Gio;
const Lang = imports.lang;
const St = imports.gi.St;
const Main = imports.ui.main;
const A11Y_APPLICATIONS_SCHEMA = 'org.gnome.desktop.a11y.applications';
function OnScreenKeyboardButton() {
this._init();
}
OnScreenKeyboardButton.prototype = {
_init: function() {
this.actor = new St.Button ({ label: 'Show Keyboard' });
this.actor.connect("clicked", Lang.bind(this, this._toggleShowOnScreenKeyboard));
this._onScreenKeyboardShown = false;
this._keyboardVisibleId = Main.layoutManager.connect('keyboard-visible-changed',
Lang.bind(this,
this._onKeyboardVisibleChanged));
},
_onKeyboardVisibleChanged: function (layoutManager, visible) {
if (visible) {
this.actor.set_label("Hide keyboard");
this._onScreenKeyboardShown = true;
} else {
this.actor.set_label("Show keyboard");
this._onScreenKeyboardShown = false;
}
},
_activateOnScreenKeyboard: function () {
let settings = new Gio.Settings({ schema: A11Y_APPLICATIONS_SCHEMA });
let key = 'screen-keyboard-enabled';
if (!settings.get_boolean(key) &&
settings.is_writable(key)) {
settings.set_boolean(key, true);
}
},
_toggleShowOnScreenKeyboard: function() {
if (this._onScreenKeyboardShown) {
Main.keyboard.hide();
} else {
this._activateOnScreenKeyboard();
Main.keyboard.show();
}
},
enable: function() {
let _children = Main.panel._centerBox.get_children();
Main.panel._centerBox.insert_child_at_index(this.actor, _children.length - 1);
Main.panel._centerBox.add(this.actor);
},
disable: function() {
Main.layoutManager.connect(this._keyboardVisibleId);
Main.panel._centerBox.remove_actor(_button.actor);
},
};
let _button;
function init() {
/* do nothing */
}
function enable() {
_button = new OnScreenKeyboardButton();
_button.enable();
}
function disable() {
_button.disable();
}
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