1412 lines
42 KiB
JavaScript
1412 lines
42 KiB
JavaScript
// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
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/* exported PopupMenuItem, PopupSeparatorMenuItem, Switch, PopupSwitchMenuItem,
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PopupImageMenuItem, PopupMenu, PopupDummyMenu, PopupSubMenu,
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PopupMenuSection, PopupSubMenuMenuItem, PopupMenuManager */
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const { Atk, Clutter, Gio, GObject, Graphene, Shell, St } = imports.gi;
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const Signals = imports.signals;
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const BoxPointer = imports.ui.boxpointer;
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const GrabHelper = imports.ui.grabHelper;
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const Main = imports.ui.main;
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const Params = imports.misc.params;
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var Ornament = {
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NONE: 0,
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DOT: 1,
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CHECK: 2,
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HIDDEN: 3,
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};
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function isPopupMenuItemVisible(child) {
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if (child._delegate instanceof PopupMenuSection) {
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if (child._delegate.isEmpty())
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return false;
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}
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return child.visible;
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}
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/**
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* arrowIcon
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* @param {St.Side} side - Side to which the arrow points.
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* @returns {St.Icon} a new arrow icon
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*/
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function arrowIcon(side) {
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let iconName;
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switch (side) {
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case St.Side.TOP:
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iconName = 'pan-up-symbolic';
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break;
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case St.Side.RIGHT:
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iconName = 'pan-end-symbolic';
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break;
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case St.Side.BOTTOM:
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iconName = 'pan-down-symbolic';
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break;
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case St.Side.LEFT:
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iconName = 'pan-start-symbolic';
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break;
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}
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let arrow = new St.Icon({ style_class: 'popup-menu-arrow',
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icon_name: iconName,
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accessible_role: Atk.Role.ARROW,
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y_expand: true,
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y_align: Clutter.ActorAlign.CENTER });
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return arrow;
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}
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var PopupBaseMenuItem = GObject.registerClass({
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Properties: {
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'active': GObject.ParamSpec.boolean('active', 'active', 'active',
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GObject.ParamFlags.READWRITE,
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false),
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'sensitive': GObject.ParamSpec.boolean('sensitive', 'sensitive', 'sensitive',
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GObject.ParamFlags.READWRITE,
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true),
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},
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Signals: {
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'activate': { param_types: [Clutter.Event.$gtype] },
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},
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}, class PopupBaseMenuItem extends St.BoxLayout {
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_init(params) {
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params = Params.parse(params, {
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reactive: true,
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activate: true,
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hover: true,
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style_class: null,
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can_focus: true,
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});
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super._init({ style_class: 'popup-menu-item',
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reactive: params.reactive,
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track_hover: params.reactive,
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can_focus: params.can_focus,
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accessible_role: Atk.Role.MENU_ITEM });
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this._delegate = this;
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this._ornament = Ornament.NONE;
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this._ornamentLabel = new St.Label({ style_class: 'popup-menu-ornament' });
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this.add(this._ornamentLabel);
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this._parent = null;
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this._active = false;
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this._activatable = params.reactive && params.activate;
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this._sensitive = true;
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if (!this._activatable)
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this.add_style_class_name('popup-inactive-menu-item');
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if (params.style_class)
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this.add_style_class_name(params.style_class);
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if (params.reactive && params.hover)
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this.bind_property('hover', this, 'active', GObject.BindingFlags.SYNC_CREATE);
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}
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get actor() {
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/* This is kept for compatibility with current implementation, and we
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don't want to warn here yet since PopupMenu depends on this */
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return this;
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}
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_getTopMenu() {
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if (this._parent)
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return this._parent._getTopMenu();
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else
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return this;
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}
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_setParent(parent) {
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this._parent = parent;
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}
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vfunc_button_press_event() {
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if (!this._activatable)
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return Clutter.EVENT_PROPAGATE;
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// This is the CSS active state
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this.add_style_pseudo_class('active');
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return Clutter.EVENT_PROPAGATE;
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}
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vfunc_button_release_event() {
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if (!this._activatable)
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return Clutter.EVENT_PROPAGATE;
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this.remove_style_pseudo_class('active');
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this.activate(Clutter.get_current_event());
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return Clutter.EVENT_STOP;
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}
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vfunc_touch_event(touchEvent) {
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if (!this._activatable)
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return Clutter.EVENT_PROPAGATE;
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if (touchEvent.type == Clutter.EventType.TOUCH_END) {
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this.remove_style_pseudo_class('active');
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this.activate(Clutter.get_current_event());
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return Clutter.EVENT_STOP;
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} else if (touchEvent.type == Clutter.EventType.TOUCH_BEGIN) {
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// This is the CSS active state
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this.add_style_pseudo_class('active');
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}
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return Clutter.EVENT_PROPAGATE;
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}
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vfunc_key_press_event(keyEvent) {
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if (!this._activatable)
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return super.vfunc_key_press_event(keyEvent);
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let state = keyEvent.modifier_state;
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// if user has a modifier down (except capslock and numlock)
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// then don't handle the key press here
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state &= ~Clutter.ModifierType.LOCK_MASK;
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state &= ~Clutter.ModifierType.MOD2_MASK;
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state &= Clutter.ModifierType.MODIFIER_MASK;
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if (state)
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return Clutter.EVENT_PROPAGATE;
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let symbol = keyEvent.keyval;
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if (symbol == Clutter.KEY_space || symbol == Clutter.KEY_Return) {
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this.activate(Clutter.get_current_event());
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return Clutter.EVENT_STOP;
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}
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return Clutter.EVENT_PROPAGATE;
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}
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vfunc_key_focus_in() {
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super.vfunc_key_focus_in();
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this.active = true;
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}
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vfunc_key_focus_out() {
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super.vfunc_key_focus_out();
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this.active = false;
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}
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activate(event) {
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this.emit('activate', event);
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}
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get active() {
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return this._active;
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}
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set active(active) {
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let activeChanged = active != this.active;
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if (activeChanged) {
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this._active = active;
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if (active) {
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this.add_style_class_name('selected');
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if (this.can_focus)
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this.grab_key_focus();
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} else {
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this.remove_style_class_name('selected');
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// Remove the CSS active state if the user press the button and
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// while holding moves to another menu item, so we don't paint all items.
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// The correct behaviour would be to set the new item with the CSS
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// active state as well, but button-press-event is not triggered,
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// so we should track it in our own, which would involve some work
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// in the container
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this.remove_style_pseudo_class('active');
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}
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this.notify('active');
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}
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}
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syncSensitive() {
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let sensitive = this.sensitive;
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this.reactive = sensitive;
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this.can_focus = sensitive;
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this.notify('sensitive');
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return sensitive;
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}
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getSensitive() {
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let parentSensitive = this._parent ? this._parent.sensitive : true;
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return this._activatable && this._sensitive && parentSensitive;
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}
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setSensitive(sensitive) {
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if (this._sensitive == sensitive)
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return;
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this._sensitive = sensitive;
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this.syncSensitive();
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}
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get sensitive() {
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return this.getSensitive();
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}
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set sensitive(sensitive) {
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this.setSensitive(sensitive);
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}
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setOrnament(ornament) {
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if (ornament == this._ornament)
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return;
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this._ornament = ornament;
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if (ornament == Ornament.DOT) {
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this._ornamentLabel.text = '\u2022';
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this.add_accessible_state(Atk.StateType.CHECKED);
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} else if (ornament == Ornament.CHECK) {
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this._ornamentLabel.text = '\u2713';
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this.add_accessible_state(Atk.StateType.CHECKED);
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} else if (ornament == Ornament.NONE || ornament == Ornament.HIDDEN) {
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this._ornamentLabel.text = '';
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this.remove_accessible_state(Atk.StateType.CHECKED);
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}
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this._ornamentLabel.visible = ornament != Ornament.HIDDEN;
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}
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});
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var PopupMenuItem = GObject.registerClass(
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class PopupMenuItem extends PopupBaseMenuItem {
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_init(text, params) {
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super._init(params);
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this.label = new St.Label({ text });
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this.add_child(this.label);
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this.label_actor = this.label;
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}
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});
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var PopupSeparatorMenuItem = GObject.registerClass(
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class PopupSeparatorMenuItem extends PopupBaseMenuItem {
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_init(text) {
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super._init({
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style_class: 'popup-separator-menu-item',
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reactive: false,
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can_focus: false,
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});
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this.label = new St.Label({ text: text || '' });
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this.add(this.label);
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this.label_actor = this.label;
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this.label.connect('notify::text',
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this._syncVisibility.bind(this));
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this._syncVisibility();
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this._separator = new St.Widget({
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style_class: 'popup-separator-menu-item-separator',
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x_expand: true,
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y_expand: true,
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y_align: Clutter.ActorAlign.CENTER,
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});
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this.add_child(this._separator);
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}
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_syncVisibility() {
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this.label.visible = this.label.text != '';
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}
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});
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var Switch = GObject.registerClass({
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Properties: {
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'state': GObject.ParamSpec.boolean(
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'state', 'state', 'state',
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GObject.ParamFlags.READWRITE,
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false),
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},
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}, class Switch extends St.Bin {
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_init(state) {
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this._state = false;
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super._init({
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style_class: 'toggle-switch',
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accessible_role: Atk.Role.CHECK_BOX,
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can_focus: true,
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state,
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});
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}
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get state() {
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return this._state;
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}
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set state(state) {
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if (this._state === state)
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return;
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if (state)
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this.add_style_pseudo_class('checked');
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else
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this.remove_style_pseudo_class('checked');
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this._state = state;
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this.notify('state');
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}
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toggle() {
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this.state = !this.state;
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}
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});
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var PopupSwitchMenuItem = GObject.registerClass({
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Signals: { 'toggled': { param_types: [GObject.TYPE_BOOLEAN] } },
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}, class PopupSwitchMenuItem extends PopupBaseMenuItem {
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_init(text, active, params) {
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super._init(params);
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this.label = new St.Label({ text });
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this._switch = new Switch(active);
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this.accessible_role = Atk.Role.CHECK_MENU_ITEM;
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this.checkAccessibleState();
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this.label_actor = this.label;
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this.add_child(this.label);
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this._statusBin = new St.Bin({
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x_align: Clutter.ActorAlign.END,
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x_expand: true,
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});
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this.add_child(this._statusBin);
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this._statusLabel = new St.Label({
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text: '',
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style_class: 'popup-status-menu-item',
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});
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this._statusBin.child = this._switch;
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}
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setStatus(text) {
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if (text != null) {
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this._statusLabel.text = text;
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this._statusBin.child = this._statusLabel;
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this.reactive = false;
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this.accessible_role = Atk.Role.MENU_ITEM;
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} else {
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this._statusBin.child = this._switch;
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this.reactive = true;
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this.accessible_role = Atk.Role.CHECK_MENU_ITEM;
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}
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this.checkAccessibleState();
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}
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activate(event) {
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if (this._switch.mapped)
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this.toggle();
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// we allow pressing space to toggle the switch
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// without closing the menu
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if (event.type() == Clutter.EventType.KEY_PRESS &&
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event.get_key_symbol() == Clutter.KEY_space)
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return;
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super.activate(event);
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}
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toggle() {
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this._switch.toggle();
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this.emit('toggled', this._switch.state);
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this.checkAccessibleState();
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}
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get state() {
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return this._switch.state;
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}
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setToggleState(state) {
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this._switch.state = state;
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this.checkAccessibleState();
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}
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checkAccessibleState() {
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switch (this.accessible_role) {
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case Atk.Role.CHECK_MENU_ITEM:
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if (this._switch.state)
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this.add_accessible_state(Atk.StateType.CHECKED);
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else
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this.remove_accessible_state(Atk.StateType.CHECKED);
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break;
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default:
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this.remove_accessible_state(Atk.StateType.CHECKED);
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}
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}
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});
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var PopupImageMenuItem = GObject.registerClass(
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class PopupImageMenuItem extends PopupBaseMenuItem {
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_init(text, icon, params) {
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super._init(params);
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this._icon = new St.Icon({ style_class: 'popup-menu-icon',
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x_align: Clutter.ActorAlign.END });
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this.add_child(this._icon);
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this.label = new St.Label({ text });
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this.add_child(this.label);
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this.label_actor = this.label;
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this.setIcon(icon);
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}
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setIcon(icon) {
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// The 'icon' parameter can be either a Gio.Icon or a string.
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if (icon instanceof GObject.Object && GObject.type_is_a(icon, Gio.Icon))
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this._icon.gicon = icon;
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else
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this._icon.icon_name = icon;
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}
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});
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var PopupMenuBase = class {
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constructor(sourceActor, styleClass) {
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if (this.constructor === PopupMenuBase)
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throw new TypeError('Cannot instantiate abstract class %s'.format(this.constructor.name));
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this.sourceActor = sourceActor;
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this.focusActor = sourceActor;
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this._parent = null;
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this.box = new St.BoxLayout({
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vertical: true,
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x_expand: true,
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y_expand: true,
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});
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if (styleClass !== undefined)
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this.box.style_class = styleClass;
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this.length = 0;
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this.isOpen = false;
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// If set, we don't send events (including crossing events) to the source actor
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// for the menu which causes its prelight state to freeze
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this.blockSourceEvents = false;
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this._activeMenuItem = null;
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this._settingsActions = { };
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this._sensitive = true;
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this._sessionUpdatedId = Main.sessionMode.connect('updated', this._sessionUpdated.bind(this));
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}
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_getTopMenu() {
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if (this._parent)
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return this._parent._getTopMenu();
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else
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return this;
|
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}
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_setParent(parent) {
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this._parent = parent;
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}
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getSensitive() {
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let parentSensitive = this._parent ? this._parent.sensitive : true;
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return this._sensitive && parentSensitive;
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}
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setSensitive(sensitive) {
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this._sensitive = sensitive;
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this.emit('notify::sensitive');
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}
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get sensitive() {
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return this.getSensitive();
|
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}
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set sensitive(sensitive) {
|
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this.setSensitive(sensitive);
|
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}
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_sessionUpdated() {
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this._setSettingsVisibility(Main.sessionMode.allowSettings);
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this.close();
|
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}
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addAction(title, callback, icon) {
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let menuItem;
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if (icon != undefined)
|
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menuItem = new PopupImageMenuItem(title, icon);
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else
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menuItem = new PopupMenuItem(title);
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this.addMenuItem(menuItem);
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menuItem.connect('activate', (o, event) => {
|
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callback(event);
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});
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return menuItem;
|
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}
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addSettingsAction(title, desktopFile) {
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let menuItem = this.addAction(title, () => {
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let app = Shell.AppSystem.get_default().lookup_app(desktopFile);
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if (!app) {
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log('Settings panel for desktop file %s could not be loaded!'.format(desktopFile));
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return;
|
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}
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Main.overview.hide();
|
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app.activate();
|
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});
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menuItem.visible = Main.sessionMode.allowSettings;
|
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this._settingsActions[desktopFile] = menuItem;
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return menuItem;
|
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}
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_setSettingsVisibility(visible) {
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for (let id in this._settingsActions) {
|
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let item = this._settingsActions[id];
|
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item.visible = visible;
|
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}
|
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}
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isEmpty() {
|
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let hasVisibleChildren = this.box.get_children().some(child => {
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if (child._delegate instanceof PopupSeparatorMenuItem)
|
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return false;
|
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return isPopupMenuItemVisible(child);
|
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});
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return !hasVisibleChildren;
|
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}
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|
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itemActivated(animate) {
|
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if (animate == undefined)
|
|
animate = BoxPointer.PopupAnimation.FULL;
|
|
|
|
this._getTopMenu().close(animate);
|
|
}
|
|
|
|
_subMenuActiveChanged(submenu, submenuItem) {
|
|
if (this._activeMenuItem && this._activeMenuItem != submenuItem)
|
|
this._activeMenuItem.active = false;
|
|
this._activeMenuItem = submenuItem;
|
|
this.emit('active-changed', submenuItem);
|
|
}
|
|
|
|
_connectItemSignals(menuItem) {
|
|
menuItem._activeChangeId = menuItem.connect('notify::active', () => {
|
|
let active = menuItem.active;
|
|
if (active && this._activeMenuItem != menuItem) {
|
|
if (this._activeMenuItem)
|
|
this._activeMenuItem.active = false;
|
|
this._activeMenuItem = menuItem;
|
|
this.emit('active-changed', menuItem);
|
|
} else if (!active && this._activeMenuItem == menuItem) {
|
|
this._activeMenuItem = null;
|
|
this.emit('active-changed', null);
|
|
}
|
|
});
|
|
menuItem._sensitiveChangeId = menuItem.connect('notify::sensitive', () => {
|
|
let sensitive = menuItem.sensitive;
|
|
if (!sensitive && this._activeMenuItem == menuItem) {
|
|
if (!this.actor.navigate_focus(menuItem.actor,
|
|
St.DirectionType.TAB_FORWARD,
|
|
true))
|
|
this.actor.grab_key_focus();
|
|
} else if (sensitive && this._activeMenuItem == null) {
|
|
if (global.stage.get_key_focus() == this.actor)
|
|
menuItem.actor.grab_key_focus();
|
|
}
|
|
});
|
|
menuItem._activateId = menuItem.connect_after('activate', () => {
|
|
this.emit('activate', menuItem);
|
|
this.itemActivated(BoxPointer.PopupAnimation.FULL);
|
|
});
|
|
|
|
menuItem._parentSensitiveChangeId = this.connect('notify::sensitive', () => {
|
|
menuItem.syncSensitive();
|
|
});
|
|
|
|
// the weird name is to avoid a conflict with some random property
|
|
// the menuItem may have, called destroyId
|
|
// (FIXME: in the future it may make sense to have container objects
|
|
// like PopupMenuManager does)
|
|
menuItem._popupMenuDestroyId = menuItem.connect('destroy', () => {
|
|
menuItem.disconnect(menuItem._popupMenuDestroyId);
|
|
menuItem.disconnect(menuItem._activateId);
|
|
menuItem.disconnect(menuItem._activeChangeId);
|
|
menuItem.disconnect(menuItem._sensitiveChangeId);
|
|
this.disconnect(menuItem._parentSensitiveChangeId);
|
|
if (menuItem == this._activeMenuItem)
|
|
this._activeMenuItem = null;
|
|
});
|
|
}
|
|
|
|
_updateSeparatorVisibility(menuItem) {
|
|
if (menuItem.label.text)
|
|
return;
|
|
|
|
let children = this.box.get_children();
|
|
|
|
let index = children.indexOf(menuItem.actor);
|
|
|
|
if (index < 0)
|
|
return;
|
|
|
|
let childBeforeIndex = index - 1;
|
|
|
|
while (childBeforeIndex >= 0 && !isPopupMenuItemVisible(children[childBeforeIndex]))
|
|
childBeforeIndex--;
|
|
|
|
if (childBeforeIndex < 0 ||
|
|
children[childBeforeIndex]._delegate instanceof PopupSeparatorMenuItem) {
|
|
menuItem.actor.hide();
|
|
return;
|
|
}
|
|
|
|
let childAfterIndex = index + 1;
|
|
|
|
while (childAfterIndex < children.length && !isPopupMenuItemVisible(children[childAfterIndex]))
|
|
childAfterIndex++;
|
|
|
|
if (childAfterIndex >= children.length ||
|
|
children[childAfterIndex]._delegate instanceof PopupSeparatorMenuItem) {
|
|
menuItem.actor.hide();
|
|
return;
|
|
}
|
|
|
|
menuItem.show();
|
|
}
|
|
|
|
moveMenuItem(menuItem, position) {
|
|
let items = this._getMenuItems();
|
|
let i = 0;
|
|
|
|
while (i < items.length && position > 0) {
|
|
if (items[i] != menuItem)
|
|
position--;
|
|
i++;
|
|
}
|
|
|
|
if (i < items.length) {
|
|
if (items[i] != menuItem)
|
|
this.box.set_child_below_sibling(menuItem.actor, items[i].actor);
|
|
} else {
|
|
this.box.set_child_above_sibling(menuItem.actor, null);
|
|
}
|
|
}
|
|
|
|
addMenuItem(menuItem, position) {
|
|
let beforeItem = null;
|
|
if (position == undefined) {
|
|
this.box.add(menuItem.actor);
|
|
} else {
|
|
let items = this._getMenuItems();
|
|
if (position < items.length) {
|
|
beforeItem = items[position].actor;
|
|
this.box.insert_child_below(menuItem.actor, beforeItem);
|
|
} else {
|
|
this.box.add(menuItem.actor);
|
|
}
|
|
}
|
|
|
|
if (menuItem instanceof PopupMenuSection) {
|
|
let activeChangeId = menuItem.connect('active-changed', this._subMenuActiveChanged.bind(this));
|
|
|
|
let parentOpenStateChangedId = this.connect('open-state-changed', (self, open) => {
|
|
if (open)
|
|
menuItem.open();
|
|
else
|
|
menuItem.close();
|
|
});
|
|
let parentClosingId = this.connect('menu-closed', () => {
|
|
menuItem.emit('menu-closed');
|
|
});
|
|
let subMenuSensitiveChangedId = this.connect('notify::sensitive', () => {
|
|
menuItem.emit('notify::sensitive');
|
|
});
|
|
|
|
menuItem.connect('destroy', () => {
|
|
menuItem.disconnect(activeChangeId);
|
|
this.disconnect(subMenuSensitiveChangedId);
|
|
this.disconnect(parentOpenStateChangedId);
|
|
this.disconnect(parentClosingId);
|
|
this.length--;
|
|
});
|
|
} else if (menuItem instanceof PopupSubMenuMenuItem) {
|
|
if (beforeItem == null)
|
|
this.box.add(menuItem.menu.actor);
|
|
else
|
|
this.box.insert_child_below(menuItem.menu.actor, beforeItem);
|
|
|
|
this._connectItemSignals(menuItem);
|
|
let subMenuActiveChangeId = menuItem.menu.connect('active-changed', this._subMenuActiveChanged.bind(this));
|
|
let closingId = this.connect('menu-closed', () => {
|
|
menuItem.menu.close(BoxPointer.PopupAnimation.NONE);
|
|
});
|
|
|
|
menuItem.connect('destroy', () => {
|
|
menuItem.menu.disconnect(subMenuActiveChangeId);
|
|
this.disconnect(closingId);
|
|
});
|
|
} else if (menuItem instanceof PopupSeparatorMenuItem) {
|
|
this._connectItemSignals(menuItem);
|
|
|
|
// updateSeparatorVisibility needs to get called any time the
|
|
// separator's adjacent siblings change visibility or position.
|
|
// open-state-changed isn't exactly that, but doing it in more
|
|
// precise ways would require a lot more bookkeeping.
|
|
let openStateChangeId = this.connect('open-state-changed', () => {
|
|
this._updateSeparatorVisibility(menuItem);
|
|
});
|
|
let destroyId = menuItem.connect('destroy', () => {
|
|
this.disconnect(openStateChangeId);
|
|
menuItem.disconnect(destroyId);
|
|
});
|
|
} else if (menuItem instanceof PopupBaseMenuItem) {
|
|
this._connectItemSignals(menuItem);
|
|
} else {
|
|
throw TypeError("Invalid argument to PopupMenuBase.addMenuItem()");
|
|
}
|
|
|
|
menuItem._setParent(this);
|
|
|
|
this.length++;
|
|
}
|
|
|
|
_getMenuItems() {
|
|
return this.box.get_children().map(a => a._delegate).filter(item => {
|
|
return item instanceof PopupBaseMenuItem || item instanceof PopupMenuSection;
|
|
});
|
|
}
|
|
|
|
get firstMenuItem() {
|
|
let items = this._getMenuItems();
|
|
if (items.length)
|
|
return items[0];
|
|
else
|
|
return null;
|
|
}
|
|
|
|
get numMenuItems() {
|
|
return this._getMenuItems().length;
|
|
}
|
|
|
|
removeAll() {
|
|
let children = this._getMenuItems();
|
|
for (let i = 0; i < children.length; i++) {
|
|
let item = children[i];
|
|
item.destroy();
|
|
}
|
|
}
|
|
|
|
toggle() {
|
|
if (this.isOpen)
|
|
this.close(BoxPointer.PopupAnimation.FULL);
|
|
else
|
|
this.open(BoxPointer.PopupAnimation.FULL);
|
|
}
|
|
|
|
destroy() {
|
|
this.close();
|
|
this.removeAll();
|
|
this.actor.destroy();
|
|
|
|
this.emit('destroy');
|
|
|
|
Main.sessionMode.disconnect(this._sessionUpdatedId);
|
|
this._sessionUpdatedId = 0;
|
|
}
|
|
};
|
|
Signals.addSignalMethods(PopupMenuBase.prototype);
|
|
|
|
var PopupMenu = class extends PopupMenuBase {
|
|
constructor(sourceActor, arrowAlignment, arrowSide) {
|
|
super(sourceActor, 'popup-menu-content');
|
|
|
|
this._arrowAlignment = arrowAlignment;
|
|
this._arrowSide = arrowSide;
|
|
|
|
this._boxPointer = new BoxPointer.BoxPointer(arrowSide);
|
|
this.actor = this._boxPointer;
|
|
this.actor._delegate = this;
|
|
this.actor.style_class = 'popup-menu-boxpointer';
|
|
|
|
this._boxPointer.bin.set_child(this.box);
|
|
this.actor.add_style_class_name('popup-menu');
|
|
|
|
global.focus_manager.add_group(this.actor);
|
|
this.actor.reactive = true;
|
|
|
|
if (this.sourceActor) {
|
|
this._keyPressId = this.sourceActor.connect('key-press-event',
|
|
this._onKeyPress.bind(this));
|
|
this._notifyMappedId = this.sourceActor.connect('notify::mapped',
|
|
() => {
|
|
if (!this.sourceActor.mapped)
|
|
this.close();
|
|
});
|
|
}
|
|
|
|
this._systemModalOpenedId = 0;
|
|
this._openedSubMenu = null;
|
|
}
|
|
|
|
_setOpenedSubMenu(submenu) {
|
|
if (this._openedSubMenu)
|
|
this._openedSubMenu.close(true);
|
|
|
|
this._openedSubMenu = submenu;
|
|
}
|
|
|
|
_onKeyPress(actor, event) {
|
|
// Disable toggling the menu by keyboard
|
|
// when it cannot be toggled by pointer
|
|
if (!actor.reactive)
|
|
return Clutter.EVENT_PROPAGATE;
|
|
|
|
let navKey;
|
|
switch (this._boxPointer.arrowSide) {
|
|
case St.Side.TOP:
|
|
navKey = Clutter.KEY_Down;
|
|
break;
|
|
case St.Side.BOTTOM:
|
|
navKey = Clutter.KEY_Up;
|
|
break;
|
|
case St.Side.LEFT:
|
|
navKey = Clutter.KEY_Right;
|
|
break;
|
|
case St.Side.RIGHT:
|
|
navKey = Clutter.KEY_Left;
|
|
break;
|
|
}
|
|
|
|
let state = event.get_state();
|
|
|
|
// if user has a modifier down (except capslock and numlock)
|
|
// then don't handle the key press here
|
|
state &= ~Clutter.ModifierType.LOCK_MASK;
|
|
state &= ~Clutter.ModifierType.MOD2_MASK;
|
|
state &= Clutter.ModifierType.MODIFIER_MASK;
|
|
|
|
if (state)
|
|
return Clutter.EVENT_PROPAGATE;
|
|
|
|
let symbol = event.get_key_symbol();
|
|
if (symbol == Clutter.KEY_space || symbol == Clutter.KEY_Return) {
|
|
this.toggle();
|
|
return Clutter.EVENT_STOP;
|
|
} else if (symbol == Clutter.KEY_Escape && this.isOpen) {
|
|
this.close();
|
|
return Clutter.EVENT_STOP;
|
|
} else if (symbol == navKey) {
|
|
if (!this.isOpen)
|
|
this.toggle();
|
|
this.actor.navigate_focus(null, St.DirectionType.TAB_FORWARD, false);
|
|
return Clutter.EVENT_STOP;
|
|
} else {
|
|
return Clutter.EVENT_PROPAGATE;
|
|
}
|
|
}
|
|
|
|
setArrowOrigin(origin) {
|
|
this._boxPointer.setArrowOrigin(origin);
|
|
}
|
|
|
|
setSourceAlignment(alignment) {
|
|
this._boxPointer.setSourceAlignment(alignment);
|
|
}
|
|
|
|
open(animate) {
|
|
if (this.isOpen)
|
|
return;
|
|
|
|
if (this.isEmpty())
|
|
return;
|
|
|
|
if (!this._systemModalOpenedId) {
|
|
this._systemModalOpenedId =
|
|
Main.layoutManager.connect('system-modal-opened', () => this.close());
|
|
}
|
|
|
|
this.isOpen = true;
|
|
|
|
this._boxPointer.setPosition(this.sourceActor, this._arrowAlignment);
|
|
this._boxPointer.open(animate);
|
|
|
|
this.actor.get_parent().set_child_above_sibling(this.actor, null);
|
|
|
|
this.emit('open-state-changed', true);
|
|
}
|
|
|
|
close(animate) {
|
|
if (this._activeMenuItem)
|
|
this._activeMenuItem.active = false;
|
|
|
|
if (this._boxPointer.visible) {
|
|
this._boxPointer.close(animate, () => {
|
|
this.emit('menu-closed');
|
|
});
|
|
}
|
|
|
|
if (!this.isOpen)
|
|
return;
|
|
|
|
this.isOpen = false;
|
|
this.emit('open-state-changed', false);
|
|
}
|
|
|
|
destroy() {
|
|
if (this._keyPressId)
|
|
this.sourceActor.disconnect(this._keyPressId);
|
|
|
|
if (this._notifyMappedId)
|
|
this.sourceActor.disconnect(this._notifyMappedId);
|
|
|
|
if (this._systemModalOpenedId)
|
|
Main.layoutManager.disconnect(this._systemModalOpenedId);
|
|
this._systemModalOpenedId = 0;
|
|
|
|
super.destroy();
|
|
}
|
|
};
|
|
|
|
var PopupDummyMenu = class {
|
|
constructor(sourceActor) {
|
|
this.sourceActor = sourceActor;
|
|
this.actor = sourceActor;
|
|
this.actor._delegate = this;
|
|
}
|
|
|
|
getSensitive() {
|
|
return true;
|
|
}
|
|
|
|
get sensitive() {
|
|
return this.getSensitive();
|
|
}
|
|
|
|
open() {
|
|
this.emit('open-state-changed', true);
|
|
}
|
|
|
|
close() {
|
|
this.emit('open-state-changed', false);
|
|
}
|
|
|
|
toggle() {}
|
|
|
|
destroy() {
|
|
this.emit('destroy');
|
|
}
|
|
};
|
|
Signals.addSignalMethods(PopupDummyMenu.prototype);
|
|
|
|
var PopupSubMenu = class extends PopupMenuBase {
|
|
constructor(sourceActor, sourceArrow) {
|
|
super(sourceActor);
|
|
|
|
this._arrow = sourceArrow;
|
|
|
|
// Since a function of a submenu might be to provide a "More.." expander
|
|
// with long content, we make it scrollable - the scrollbar will only take
|
|
// effect if a CSS max-height is set on the top menu.
|
|
this.actor = new St.ScrollView({ style_class: 'popup-sub-menu',
|
|
hscrollbar_policy: St.PolicyType.NEVER,
|
|
vscrollbar_policy: St.PolicyType.NEVER });
|
|
|
|
this.actor.add_actor(this.box);
|
|
this.actor._delegate = this;
|
|
this.actor.clip_to_allocation = true;
|
|
this.actor.connect('key-press-event', this._onKeyPressEvent.bind(this));
|
|
this.actor.hide();
|
|
}
|
|
|
|
_needsScrollbar() {
|
|
let topMenu = this._getTopMenu();
|
|
let [, topNaturalHeight] = topMenu.actor.get_preferred_height(-1);
|
|
let topThemeNode = topMenu.actor.get_theme_node();
|
|
|
|
let topMaxHeight = topThemeNode.get_max_height();
|
|
return topMaxHeight >= 0 && topNaturalHeight >= topMaxHeight;
|
|
}
|
|
|
|
getSensitive() {
|
|
return this._sensitive && this.sourceActor.sensitive;
|
|
}
|
|
|
|
get sensitive() {
|
|
return this.getSensitive();
|
|
}
|
|
|
|
open(animate) {
|
|
if (this.isOpen)
|
|
return;
|
|
|
|
if (this.isEmpty())
|
|
return;
|
|
|
|
this.isOpen = true;
|
|
this.emit('open-state-changed', true);
|
|
|
|
this.actor.show();
|
|
|
|
let needsScrollbar = this._needsScrollbar();
|
|
|
|
// St.ScrollView always requests space horizontally for a possible vertical
|
|
// scrollbar if in AUTOMATIC mode. Doing better would require implementation
|
|
// of width-for-height in St.BoxLayout and St.ScrollView. This looks bad
|
|
// when we *don't* need it, so turn off the scrollbar when that's true.
|
|
// Dynamic changes in whether we need it aren't handled properly.
|
|
this.actor.vscrollbar_policy =
|
|
needsScrollbar ? St.PolicyType.AUTOMATIC : St.PolicyType.NEVER;
|
|
|
|
if (needsScrollbar)
|
|
this.actor.add_style_pseudo_class('scrolled');
|
|
else
|
|
this.actor.remove_style_pseudo_class('scrolled');
|
|
|
|
// It looks funny if we animate with a scrollbar (at what point is
|
|
// the scrollbar added?) so just skip that case
|
|
if (animate && needsScrollbar)
|
|
animate = false;
|
|
|
|
let targetAngle = this.actor.text_direction == Clutter.TextDirection.RTL ? -90 : 90;
|
|
|
|
if (animate) {
|
|
let [, naturalHeight] = this.actor.get_preferred_height(-1);
|
|
this.actor.height = 0;
|
|
this.actor.ease({
|
|
height: naturalHeight,
|
|
duration: 250,
|
|
mode: Clutter.AnimationMode.EASE_OUT_EXPO,
|
|
onComplete: () => this.actor.set_height(-1),
|
|
});
|
|
this._arrow.ease({
|
|
rotation_angle_z: targetAngle,
|
|
duration: 250,
|
|
mode: Clutter.AnimationMode.EASE_OUT_EXPO,
|
|
});
|
|
} else {
|
|
this._arrow.rotation_angle_z = targetAngle;
|
|
}
|
|
}
|
|
|
|
close(animate) {
|
|
if (!this.isOpen)
|
|
return;
|
|
|
|
this.isOpen = false;
|
|
this.emit('open-state-changed', false);
|
|
|
|
if (this._activeMenuItem)
|
|
this._activeMenuItem.active = false;
|
|
|
|
if (animate && this._needsScrollbar())
|
|
animate = false;
|
|
|
|
if (animate) {
|
|
this.actor.ease({
|
|
height: 0,
|
|
duration: 250,
|
|
mode: Clutter.AnimationMode.EASE_OUT_EXPO,
|
|
onComplete: () => {
|
|
this.actor.hide();
|
|
this.actor.set_height(-1);
|
|
},
|
|
});
|
|
this._arrow.ease({
|
|
rotation_angle_z: 0,
|
|
duration: 250,
|
|
mode: Clutter.AnimationMode.EASE_OUT_EXPO,
|
|
});
|
|
} else {
|
|
this._arrow.rotation_angle_z = 0;
|
|
this.actor.hide();
|
|
}
|
|
}
|
|
|
|
_onKeyPressEvent(actor, event) {
|
|
// Move focus back to parent menu if the user types Left.
|
|
|
|
if (this.isOpen && event.get_key_symbol() == Clutter.KEY_Left) {
|
|
this.close(BoxPointer.PopupAnimation.FULL);
|
|
this.sourceActor._delegate.active = true;
|
|
return Clutter.EVENT_STOP;
|
|
}
|
|
|
|
return Clutter.EVENT_PROPAGATE;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* PopupMenuSection:
|
|
*
|
|
* A section of a PopupMenu which is handled like a submenu
|
|
* (you can add and remove items, you can destroy it, you
|
|
* can add it to another menu), but is completely transparent
|
|
* to the user
|
|
*/
|
|
var PopupMenuSection = class extends PopupMenuBase {
|
|
constructor() {
|
|
super();
|
|
|
|
this.actor = this.box;
|
|
this.actor._delegate = this;
|
|
this.isOpen = true;
|
|
}
|
|
|
|
// deliberately ignore any attempt to open() or close(), but emit the
|
|
// corresponding signal so children can still pick it up
|
|
open() {
|
|
this.emit('open-state-changed', true);
|
|
}
|
|
|
|
close() {
|
|
this.emit('open-state-changed', false);
|
|
}
|
|
};
|
|
|
|
var PopupSubMenuMenuItem = GObject.registerClass(
|
|
class PopupSubMenuMenuItem extends PopupBaseMenuItem {
|
|
_init(text, wantIcon) {
|
|
super._init();
|
|
|
|
this.add_style_class_name('popup-submenu-menu-item');
|
|
|
|
if (wantIcon) {
|
|
this.icon = new St.Icon({ style_class: 'popup-menu-icon' });
|
|
this.add_child(this.icon);
|
|
}
|
|
|
|
this.label = new St.Label({ text,
|
|
y_expand: true,
|
|
y_align: Clutter.ActorAlign.CENTER });
|
|
this.add_child(this.label);
|
|
this.label_actor = this.label;
|
|
|
|
let expander = new St.Bin({
|
|
style_class: 'popup-menu-item-expander',
|
|
x_expand: true,
|
|
});
|
|
this.add_child(expander);
|
|
|
|
this._triangle = arrowIcon(St.Side.RIGHT);
|
|
this._triangle.pivot_point = new Graphene.Point({ x: 0.5, y: 0.6 });
|
|
|
|
this._triangleBin = new St.Widget({ y_expand: true,
|
|
y_align: Clutter.ActorAlign.CENTER });
|
|
this._triangleBin.add_child(this._triangle);
|
|
|
|
this.add_child(this._triangleBin);
|
|
this.add_accessible_state(Atk.StateType.EXPANDABLE);
|
|
|
|
this.menu = new PopupSubMenu(this, this._triangle);
|
|
this.menu.connect('open-state-changed', this._subMenuOpenStateChanged.bind(this));
|
|
this.connect('destroy', () => this.menu.destroy());
|
|
}
|
|
|
|
_setParent(parent) {
|
|
super._setParent(parent);
|
|
this.menu._setParent(parent);
|
|
}
|
|
|
|
syncSensitive() {
|
|
let sensitive = super.syncSensitive();
|
|
this._triangle.visible = sensitive;
|
|
if (!sensitive)
|
|
this.menu.close(false);
|
|
}
|
|
|
|
_subMenuOpenStateChanged(menu, open) {
|
|
if (open) {
|
|
this.add_style_pseudo_class('open');
|
|
this._getTopMenu()._setOpenedSubMenu(this.menu);
|
|
this.add_accessible_state(Atk.StateType.EXPANDED);
|
|
this.add_style_pseudo_class('checked');
|
|
} else {
|
|
this.remove_style_pseudo_class('open');
|
|
this._getTopMenu()._setOpenedSubMenu(null);
|
|
this.remove_accessible_state(Atk.StateType.EXPANDED);
|
|
this.remove_style_pseudo_class('checked');
|
|
}
|
|
}
|
|
|
|
setSubmenuShown(open) {
|
|
if (open)
|
|
this.menu.open(BoxPointer.PopupAnimation.FULL);
|
|
else
|
|
this.menu.close(BoxPointer.PopupAnimation.FULL);
|
|
}
|
|
|
|
_setOpenState(open) {
|
|
this.setSubmenuShown(open);
|
|
}
|
|
|
|
_getOpenState() {
|
|
return this.menu.isOpen;
|
|
}
|
|
|
|
vfunc_key_press_event(keyPressEvent) {
|
|
let symbol = keyPressEvent.keyval;
|
|
|
|
if (symbol == Clutter.KEY_Right) {
|
|
this._setOpenState(true);
|
|
this.menu.actor.navigate_focus(null, St.DirectionType.DOWN, false);
|
|
return Clutter.EVENT_STOP;
|
|
} else if (symbol == Clutter.KEY_Left && this._getOpenState()) {
|
|
this._setOpenState(false);
|
|
return Clutter.EVENT_STOP;
|
|
}
|
|
|
|
return super.vfunc_key_press_event(keyPressEvent);
|
|
}
|
|
|
|
activate(_event) {
|
|
this._setOpenState(true);
|
|
}
|
|
|
|
vfunc_button_release_event() {
|
|
// Since we override the parent, we need to manage what the parent does
|
|
// with the active style class
|
|
this.remove_style_pseudo_class('active');
|
|
this._setOpenState(!this._getOpenState());
|
|
return Clutter.EVENT_PROPAGATE;
|
|
}
|
|
|
|
vfunc_touch_event(touchEvent) {
|
|
if (touchEvent.type == Clutter.EventType.TOUCH_END) {
|
|
// Since we override the parent, we need to manage what the parent does
|
|
// with the active style class
|
|
this.remove_style_pseudo_class('active');
|
|
this._setOpenState(!this._getOpenState());
|
|
}
|
|
return Clutter.EVENT_PROPAGATE;
|
|
}
|
|
});
|
|
|
|
/* Basic implementation of a menu manager.
|
|
* Call addMenu to add menus
|
|
*/
|
|
var PopupMenuManager = class {
|
|
constructor(owner, grabParams) {
|
|
grabParams = Params.parse(grabParams,
|
|
{ actionMode: Shell.ActionMode.POPUP });
|
|
this._grabHelper = new GrabHelper.GrabHelper(owner, grabParams);
|
|
this._menus = [];
|
|
}
|
|
|
|
addMenu(menu, position) {
|
|
if (this._findMenu(menu) > -1)
|
|
return;
|
|
|
|
let menudata = {
|
|
menu,
|
|
openStateChangeId: menu.connect('open-state-changed', this._onMenuOpenState.bind(this)),
|
|
destroyId: menu.connect('destroy', this._onMenuDestroy.bind(this)),
|
|
enterId: 0,
|
|
focusInId: 0,
|
|
};
|
|
|
|
let source = menu.sourceActor;
|
|
if (source) {
|
|
if (!menu.blockSourceEvents)
|
|
this._grabHelper.addActor(source);
|
|
menudata.enterId = source.connect('enter-event',
|
|
() => this._onMenuSourceEnter(menu));
|
|
menudata.focusInId = source.connect('key-focus-in', () => {
|
|
this._onMenuSourceEnter(menu);
|
|
});
|
|
}
|
|
|
|
if (position == undefined)
|
|
this._menus.push(menudata);
|
|
else
|
|
this._menus.splice(position, 0, menudata);
|
|
}
|
|
|
|
removeMenu(menu) {
|
|
if (menu == this.activeMenu)
|
|
this._grabHelper.ungrab({ actor: menu.actor });
|
|
|
|
let position = this._findMenu(menu);
|
|
if (position == -1) // not a menu we manage
|
|
return;
|
|
|
|
let menudata = this._menus[position];
|
|
menu.disconnect(menudata.openStateChangeId);
|
|
menu.disconnect(menudata.destroyId);
|
|
|
|
if (menudata.enterId)
|
|
menu.sourceActor.disconnect(menudata.enterId);
|
|
if (menudata.focusInId)
|
|
menu.sourceActor.disconnect(menudata.focusInId);
|
|
|
|
if (menu.sourceActor)
|
|
this._grabHelper.removeActor(menu.sourceActor);
|
|
this._menus.splice(position, 1);
|
|
}
|
|
|
|
get activeMenu() {
|
|
let firstGrab = this._grabHelper.grabStack[0];
|
|
if (firstGrab)
|
|
return firstGrab.actor._delegate;
|
|
else
|
|
return null;
|
|
}
|
|
|
|
ignoreRelease() {
|
|
return this._grabHelper.ignoreRelease();
|
|
}
|
|
|
|
_onMenuOpenState(menu, open) {
|
|
if (open) {
|
|
if (this.activeMenu)
|
|
this.activeMenu.close(BoxPointer.PopupAnimation.FADE);
|
|
this._grabHelper.grab({
|
|
actor: menu.actor,
|
|
focus: menu.focusActor,
|
|
onUngrab: isUser => this._closeMenu(isUser, menu),
|
|
});
|
|
} else {
|
|
this._grabHelper.ungrab({ actor: menu.actor });
|
|
}
|
|
}
|
|
|
|
_changeMenu(newMenu) {
|
|
newMenu.open(this.activeMenu
|
|
? BoxPointer.PopupAnimation.FADE
|
|
: BoxPointer.PopupAnimation.FULL);
|
|
}
|
|
|
|
_onMenuSourceEnter(menu) {
|
|
if (!this._grabHelper.grabbed)
|
|
return Clutter.EVENT_PROPAGATE;
|
|
|
|
if (this._grabHelper.isActorGrabbed(menu.actor))
|
|
return Clutter.EVENT_PROPAGATE;
|
|
|
|
this._changeMenu(menu);
|
|
return Clutter.EVENT_PROPAGATE;
|
|
}
|
|
|
|
_onMenuDestroy(menu) {
|
|
this.removeMenu(menu);
|
|
}
|
|
|
|
_findMenu(item) {
|
|
for (let i = 0; i < this._menus.length; i++) {
|
|
let menudata = this._menus[i];
|
|
if (item == menudata.menu)
|
|
return i;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
_closeMenu(isUser, menu) {
|
|
// If this isn't a user action, we called close()
|
|
// on the BoxPointer ourselves, so we shouldn't
|
|
// reanimate.
|
|
if (isUser)
|
|
menu.close(BoxPointer.PopupAnimation.FULL);
|
|
}
|
|
};
|