activate_gnome/activate_gnome@isjerryxiao/extension.js

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/* extension.js
*
* 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
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* the Free Software Foundation, either version 3 of the License, or
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* (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
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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* SPDX-License-Identifier: GPL-3.0-or-later
* /
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/* exported init */
const St = imports.gi.St;
const Main = imports.ui.main;
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const Mainloop = imports.mainloop;
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const ExtensionUtils = imports.misc.extensionUtils
const Me = ExtensionUtils.getCurrentExtension()
class Extension {
constructor() {
this.label_1 = null
this.label_2 = null
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this.loaded = 0
this.settings = null
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}
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update() {
if (this.label_1 && this.label_2) {
let [text1, text2, vl2, hl2] = this.settings
let monitor = Main.layoutManager.primaryMonitor
let h = Math.floor(monitor.height * vl2 - this.label_2.height)
let w = Math.floor(monitor.width * hl2 - this.label_2.width)
this.label_2.set_position(w, h)
this.label_1.set_position(w, h - this.label_1.height)
if (this.loaded++ < 4) Mainloop.timeout_add(1000, () => this.update())
}
}
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enable() {
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let settings = ExtensionUtils.getSettings(Me.metadata['settings-schema'])
let text1 = settings.get_string('text-l1') || settings.get_default().get_string('text-l1')
let text2 = settings.get_string('text-l2') || settings.get_default().get_string('text-l2')
let vl2 = settings.get_double('l2-vertical') || settings.get_default().get_double('l2-vertical')
let hl2 = settings.get_double('l2-horizontal') || settings.get_default().get_double('l2-horizontal')
this.settings = [text1, text2, vl2, hl2]
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this.label_2 = new St.Label({ style_class: 'label-2', text: text2 })
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this.label_1 = new St.Label({ style_class: 'label-1', text: text1 })
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Main.layoutManager.addTopChrome(this.label_2, {"trackFullscreen": false})
Main.layoutManager.addTopChrome(this.label_1, {"trackFullscreen": false})
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this.update()
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}
disable() {
Main.layoutManager.removeChrome(this.label_1)
Main.layoutManager.removeChrome(this.label_2)
this.label_1.destroy()
this.label_2.destroy()
this.label_1 = null
this.label_2 = null
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this.settings = null
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}
}
function init() {
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log(`initializing ${Me.metadata.name}`);
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return new Extension()
}