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Mini Shell
Mini Shell
// This file is part of the AppIndicator/KStatusNotifierItem GNOME Shell extension
//
// 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 2
// 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, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
import Clutter from 'gi://Clutter';
import Gio from 'gi://Gio';
import GObject from 'gi://GObject';
import St from 'gi://St';
import * as AppDisplay from 'resource:///org/gnome/shell/ui/appDisplay.js';
import * as Main from 'resource:///org/gnome/shell/ui/main.js';
import * as Panel from 'resource:///org/gnome/shell/ui/panel.js';
import * as PanelMenu from 'resource:///org/gnome/shell/ui/panelMenu.js';
import * as AppIndicator from './appIndicator.js';
import * as PromiseUtils from './promiseUtils.js';
import * as SettingsManager from './settingsManager.js';
import * as Util from './util.js';
import * as DBusMenu from './dbusMenu.js';
const DEFAULT_ICON_SIZE = Panel.PANEL_ICON_SIZE || 16;
export function addIconToPanel(statusIcon) {
if (!(statusIcon instanceof BaseStatusIcon))
throw TypeError(`Unexpected icon type: ${statusIcon}`);
const settings = SettingsManager.getDefaultGSettings();
const indicatorId = `appindicator-${statusIcon.uniqueId}`;
const currentIcon = Main.panel.statusArea[indicatorId];
if (currentIcon) {
if (currentIcon !== statusIcon)
currentIcon.destroy();
Main.panel.statusArea[indicatorId] = null;
}
Main.panel.addToStatusArea(indicatorId, statusIcon, 1,
settings.get_string('tray-pos'));
Util.connectSmart(settings, 'changed::tray-pos', statusIcon, () =>
addIconToPanel(statusIcon));
}
export function getTrayIcons() {
return Object.values(Main.panel.statusArea).filter(
i => i instanceof IndicatorStatusTrayIcon);
}
export function getAppIndicatorIcons() {
return Object.values(Main.panel.statusArea).filter(
i => i instanceof IndicatorStatusIcon);
}
export const BaseStatusIcon = GObject.registerClass(
class IndicatorBaseStatusIcon extends PanelMenu.Button {
_init(menuAlignment, nameText, iconActor, dontCreateMenu) {
super._init(menuAlignment, nameText, dontCreateMenu);
const settings = SettingsManager.getDefaultGSettings();
Util.connectSmart(settings, 'changed::icon-opacity', this, this._updateOpacity);
this.connect('notify::hover', () => this._onHoverChanged());
if (!super._onDestroy)
this.connect('destroy', () => this._onDestroy());
this._box = new St.BoxLayout({style_class: 'panel-status-indicators-box'});
this.add_child(this._box);
this._setIconActor(iconActor);
this._showIfReady();
}
_setIconActor(icon) {
if (!(icon instanceof Clutter.Actor))
throw new Error(`${icon} is not a valid actor`);
if (this._icon && this._icon !== icon)
this._icon.destroy();
this._icon = icon;
this._updateEffects();
this._monitorIconEffects();
if (this._icon) {
this._box.add_child(this._icon);
const id = this._icon.connect('destroy', () => {
this._icon.disconnect(id);
this._icon = null;
this._monitorIconEffects();
});
}
}
_onDestroy() {
if (this._icon)
this._icon.destroy();
if (super._onDestroy)
super._onDestroy();
}
isReady() {
throw new GObject.NotImplementedError('isReady() in %s'.format(this.constructor.name));
}
get icon() {
return this._icon;
}
get uniqueId() {
throw new GObject.NotImplementedError('uniqueId in %s'.format(this.constructor.name));
}
_showIfReady() {
this.visible = this.isReady();
}
_onHoverChanged() {
if (this.hover) {
this.opacity = 255;
if (this._icon)
this._icon.remove_effect_by_name('desaturate');
} else {
this._updateEffects();
}
}
_updateOpacity() {
const settings = SettingsManager.getDefaultGSettings();
const userValue = settings.get_user_value('icon-opacity');
if (userValue)
this.opacity = userValue.unpack();
else
this.opacity = 255;
}
_updateEffects() {
this._updateOpacity();
if (this._icon) {
this._updateSaturation();
this._updateBrightnessContrast();
}
}
_monitorIconEffects() {
const settings = SettingsManager.getDefaultGSettings();
const monitoring = !!this._iconSaturationIds;
if (!this._icon && monitoring) {
Util.disconnectSmart(settings, this, this._iconSaturationIds);
delete this._iconSaturationIds;
Util.disconnectSmart(settings, this, this._iconBrightnessIds);
delete this._iconBrightnessIds;
Util.disconnectSmart(settings, this, this._iconContrastIds);
delete this._iconContrastIds;
} else if (this._icon && !monitoring) {
this._iconSaturationIds =
Util.connectSmart(settings, 'changed::icon-saturation', this,
this._updateSaturation);
this._iconBrightnessIds =
Util.connectSmart(settings, 'changed::icon-brightness', this,
this._updateBrightnessContrast);
this._iconContrastIds =
Util.connectSmart(settings, 'changed::icon-contrast', this,
this._updateBrightnessContrast);
}
}
_updateSaturation() {
const settings = SettingsManager.getDefaultGSettings();
const desaturationValue = settings.get_double('icon-saturation');
let desaturateEffect = this._icon.get_effect('desaturate');
if (desaturationValue > 0) {
if (!desaturateEffect) {
desaturateEffect = new Clutter.DesaturateEffect();
this._icon.add_effect_with_name('desaturate', desaturateEffect);
}
desaturateEffect.set_factor(desaturationValue);
} else if (desaturateEffect) {
this._icon.remove_effect(desaturateEffect);
}
}
_updateBrightnessContrast() {
const settings = SettingsManager.getDefaultGSettings();
const brightnessValue = settings.get_double('icon-brightness');
const contrastValue = settings.get_double('icon-contrast');
let brightnessContrastEffect = this._icon.get_effect('brightness-contrast');
if (brightnessValue !== 0 | contrastValue !== 0) {
if (!brightnessContrastEffect) {
brightnessContrastEffect = new Clutter.BrightnessContrastEffect();
this._icon.add_effect_with_name('brightness-contrast', brightnessContrastEffect);
}
brightnessContrastEffect.set_brightness(brightnessValue);
brightnessContrastEffect.set_contrast(contrastValue);
} else if (brightnessContrastEffect) {
this._icon.remove_effect(brightnessContrastEffect);
}
}
});
/*
* IndicatorStatusIcon implements an icon in the system status area
*/
export const IndicatorStatusIcon = GObject.registerClass(
class IndicatorStatusIcon extends BaseStatusIcon {
_init(indicator) {
super._init(0.5, indicator.accessibleName,
new AppIndicator.IconActor(indicator, DEFAULT_ICON_SIZE));
this._indicator = indicator;
this._lastClickTime = -1;
this._lastClickX = -1;
this._lastClickY = -1;
this._box.add_style_class_name('appindicator-box');
Util.connectSmart(this._indicator, 'ready', this, this._showIfReady);
Util.connectSmart(this._indicator, 'menu', this, this._updateMenu);
Util.connectSmart(this._indicator, 'label', this, this._updateLabel);
Util.connectSmart(this._indicator, 'status', this, this._updateStatus);
Util.connectSmart(this._indicator, 'reset', this, () => {
this._updateStatus();
this._updateLabel();
});
Util.connectSmart(this._indicator, 'accessible-name', this, () =>
this.set_accessible_name(this._indicator.accessibleName));
Util.connectSmart(this._indicator, 'destroy', this, () => this.destroy());
this.connect('notify::visible', () => this._updateMenu());
this._showIfReady();
}
_onDestroy() {
if (this._menuClient) {
this._menuClient.disconnect(this._menuReadyId);
this._menuClient.destroy();
this._menuClient = null;
}
super._onDestroy();
}
get uniqueId() {
return this._indicator.uniqueId;
}
isReady() {
return this._indicator && this._indicator.isReady;
}
_updateLabel() {
const {label} = this._indicator;
if (label) {
if (!this._label || !this._labelBin) {
this._labelBin = new St.Bin({
yAlign: Clutter.ActorAlign.CENTER,
});
this._label = new St.Label();
Util.addActor(this._labelBin, this._label);
Util.addActor(this._box, this._labelBin);
}
this._label.set_text(label);
if (!this._box.contains(this._labelBin))
Util.addActor(this._box, this._labelBin); // FIXME: why is it suddenly necessary?
} else if (this._label) {
this._labelBin.destroy_all_children();
Util.removeActor(this._box, this._labelBin);
this._labelBin.destroy();
delete this._labelBin;
delete this._label;
}
}
_updateStatus() {
const wasVisible = this.visible;
this.visible = this._indicator.status !== AppIndicator.SNIStatus.PASSIVE;
if (this.visible !== wasVisible)
this._indicator.checkAlive().catch(logError);
}
_updateMenu() {
if (this._menuClient) {
this._menuClient.disconnect(this._menuReadyId);
this._menuClient.destroy();
this._menuClient = null;
this.menu.removeAll();
}
if (this.visible && this._indicator.menuPath) {
this._menuClient = new DBusMenu.Client(this._indicator.busName,
this._indicator.menuPath, this._indicator);
if (this._menuClient.isReady)
this._menuClient.attachToMenu(this.menu);
this._menuReadyId = this._menuClient.connect('ready-changed', () => {
if (this._menuClient.isReady)
this._menuClient.attachToMenu(this.menu);
else
this._updateMenu();
});
}
}
_showIfReady() {
if (!this.isReady())
return;
this._updateLabel();
this._updateStatus();
this._updateMenu();
}
_updateClickCount(event) {
const [x, y] = event.get_coords();
const time = event.get_time();
const {doubleClickDistance, doubleClickTime} =
Clutter.Settings.get_default();
if (time > (this._lastClickTime + doubleClickTime) ||
(Math.abs(x - this._lastClickX) > doubleClickDistance) ||
(Math.abs(y - this._lastClickY) > doubleClickDistance))
this._clickCount = 0;
this._lastClickTime = time;
this._lastClickX = x;
this._lastClickY = y;
this._clickCount = (this._clickCount % 2) + 1;
return this._clickCount;
}
_maybeHandleDoubleClick(event) {
if (this._indicator.supportsActivation === false)
return Clutter.EVENT_PROPAGATE;
if (event.get_button() !== Clutter.BUTTON_PRIMARY)
return Clutter.EVENT_PROPAGATE;
if (this._updateClickCount(event) === 2) {
this._indicator.open(...event.get_coords(), event.get_time());
return Clutter.EVENT_STOP;
}
return Clutter.EVENT_PROPAGATE;
}
async _waitForDoubleClick() {
const {doubleClickTime} = Clutter.Settings.get_default();
this._waitDoubleClickPromise = new PromiseUtils.TimeoutPromise(
doubleClickTime);
try {
await this._waitDoubleClickPromise;
this.menu.toggle();
} catch (e) {
if (!e.matches(Gio.IOErrorEnum, Gio.IOErrorEnum.CANCELLED))
throw e;
} finally {
delete this._waitDoubleClickPromise;
}
}
vfunc_event(event) {
if (this.menu.numMenuItems && event.type() === Clutter.EventType.TOUCH_BEGIN)
this.menu.toggle();
return Clutter.EVENT_PROPAGATE;
}
vfunc_button_press_event(event) {
if (this._waitDoubleClickPromise)
this._waitDoubleClickPromise.cancel();
// if middle mouse button clicked send SecondaryActivate dbus event and do not show appindicator menu
if (event.get_button() === Clutter.BUTTON_MIDDLE) {
if (Main.panel.menuManager.activeMenu)
Main.panel.menuManager._closeMenu(true, Main.panel.menuManager.activeMenu);
this._indicator.secondaryActivate(event.get_time(), ...event.get_coords());
return Clutter.EVENT_STOP;
}
if (event.get_button() === Clutter.BUTTON_SECONDARY) {
this.menu.toggle();
return Clutter.EVENT_PROPAGATE;
}
const doubleClickHandled = this._maybeHandleDoubleClick(event);
if (doubleClickHandled === Clutter.EVENT_PROPAGATE &&
event.get_button() === Clutter.BUTTON_PRIMARY &&
this.menu.numMenuItems) {
if (this._indicator.supportsActivation !== false)
this._waitForDoubleClick().catch(logError);
else
this.menu.toggle();
}
return Clutter.EVENT_PROPAGATE;
}
vfunc_scroll_event(event) {
// Since Clutter 1.10, clutter will always send a smooth scrolling event
// with explicit deltas, no matter what input device is used
// In fact, for every scroll there will be a smooth and non-smooth scroll
// event, and we can choose which one we interpret.
if (event.get_scroll_direction() === Clutter.ScrollDirection.SMOOTH) {
const [dx, dy] = event.get_scroll_delta();
this._indicator.scroll(dx, dy);
return Clutter.EVENT_STOP;
}
return Clutter.EVENT_PROPAGATE;
}
});
export const IndicatorStatusTrayIcon = GObject.registerClass(
class IndicatorTrayIcon extends BaseStatusIcon {
_init(icon) {
super._init(0.5, icon.wm_class, icon, {dontCreateMenu: true});
Util.Logger.debug(`Adding legacy tray icon ${this.uniqueId}`);
this._box.add_style_class_name('appindicator-trayicons-box');
this.add_style_class_name('appindicator-icon');
this.add_style_class_name('tray-icon');
this.connect('button-press-event', (_actor, _event) => {
this.add_style_pseudo_class('active');
return Clutter.EVENT_PROPAGATE;
});
this.connect('button-release-event', (_actor, event) => {
this._icon.click(event);
this.remove_style_pseudo_class('active');
return Clutter.EVENT_PROPAGATE;
});
this.connect('key-press-event', (_actor, event) => {
this.add_style_pseudo_class('active');
this._icon.click(event);
return Clutter.EVENT_PROPAGATE;
});
this.connect('key-release-event', (_actor, event) => {
this._icon.click(event);
this.remove_style_pseudo_class('active');
return Clutter.EVENT_PROPAGATE;
});
Util.connectSmart(this._icon, 'destroy', this, () => {
icon.clear_effects();
this.destroy();
});
const settings = SettingsManager.getDefaultGSettings();
Util.connectSmart(settings, 'changed::icon-size', this, this._updateIconSize);
const themeContext = St.ThemeContext.get_for_stage(global.stage);
Util.connectSmart(themeContext, 'notify::scale-factor', this, () =>
this._updateIconSize());
this._updateIconSize();
}
_onDestroy() {
Util.Logger.debug(`Destroying legacy tray icon ${this.uniqueId}`);
if (this._waitDoubleClickPromise)
this._waitDoubleClickPromise.cancel();
super._onDestroy();
}
isReady() {
return !!this._icon;
}
get uniqueId() {
return `legacy:${this._icon.wm_class}:${this._icon.pid}`;
}
vfunc_navigate_focus(from, direction) {
this.grab_key_focus();
return super.vfunc_navigate_focus(from, direction);
}
_getSimulatedButtonEvent(touchEvent) {
const event = Clutter.Event.new(Clutter.EventType.BUTTON_RELEASE);
event.set_button(1);
event.set_time(touchEvent.get_time());
event.set_flags(touchEvent.get_flags());
event.set_stage(global.stage);
event.set_source(touchEvent.get_source());
event.set_coords(...touchEvent.get_coords());
event.set_state(touchEvent.get_state());
return event;
}
vfunc_touch_event(event) {
// Under X11 we rely on emulated pointer events
if (!imports.gi.Meta.is_wayland_compositor())
return Clutter.EVENT_PROPAGATE;
const slot = event.get_event_sequence().get_slot();
if (!this._touchPressSlot &&
event.get_type() === Clutter.EventType.TOUCH_BEGIN) {
this.add_style_pseudo_class('active');
this._touchButtonEvent = this._getSimulatedButtonEvent(event);
this._touchPressSlot = slot;
this._touchDelayPromise = new PromiseUtils.TimeoutPromise(
AppDisplay.MENU_POPUP_TIMEOUT);
this._touchDelayPromise.then(() => {
delete this._touchDelayPromise;
delete this._touchPressSlot;
this._touchButtonEvent.set_button(3);
this._icon.click(this._touchButtonEvent);
this.remove_style_pseudo_class('active');
});
} else if (event.get_type() === Clutter.EventType.TOUCH_END &&
this._touchPressSlot === slot) {
delete this._touchPressSlot;
delete this._touchButtonEvent;
if (this._touchDelayPromise) {
this._touchDelayPromise.cancel();
delete this._touchDelayPromise;
}
this._icon.click(this._getSimulatedButtonEvent(event));
this.remove_style_pseudo_class('active');
} else if (event.get_type() === Clutter.EventType.TOUCH_UPDATE &&
this._touchPressSlot === slot) {
this.add_style_pseudo_class('active');
this._touchButtonEvent = this._getSimulatedButtonEvent(event);
}
return Clutter.EVENT_PROPAGATE;
}
vfunc_leave_event(event) {
this.remove_style_pseudo_class('active');
if (this._touchDelayPromise) {
this._touchDelayPromise.cancel();
delete this._touchDelayPromise;
}
return super.vfunc_leave_event(event);
}
_updateIconSize() {
const settings = SettingsManager.getDefaultGSettings();
const {scaleFactor} = St.ThemeContext.get_for_stage(global.stage);
let iconSize = settings.get_int('icon-size');
if (iconSize <= 0)
iconSize = DEFAULT_ICON_SIZE;
this.height = -1;
this._icon.set({
width: iconSize * scaleFactor,
height: iconSize * scaleFactor,
xAlign: Clutter.ActorAlign.CENTER,
yAlign: Clutter.ActorAlign.CENTER,
});
}
});
Zerion Mini Shell 1.0