f4237a4ae7
Commit 28ca96064b added support for setting PopupImageMenuItem's icons
via GIcons as well as via strings. However as the check whether an object
implements the GIcon interface only works on GObjects, specifying an icon
name was broken. Fix that to actually allow both strings and GIcons.
https://bugzilla.gnome.org/show_bug.cgi?id=789018
1329 lines
43 KiB
JavaScript
1329 lines
43 KiB
JavaScript
// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
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const Clutter = imports.gi.Clutter;
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const Gtk = imports.gi.Gtk;
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const Gio = imports.gi.Gio;
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const GObject = imports.gi.GObject;
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const Lang = imports.lang;
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const Shell = imports.gi.Shell;
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const Signals = imports.signals;
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const St = imports.gi.St;
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const Atk = imports.gi.Atk;
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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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const Tweener = imports.ui.tweener;
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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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};
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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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return child.visible;
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}
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/**
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* @side Side to which the arrow points.
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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 = new Lang.Class({
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Name: 'PopupBaseMenuItem',
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_init: function (params) {
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params = Params.parse (params, { 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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this.actor = new St.BoxLayout({ 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.actor._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.actor.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.actor.add_style_class_name('popup-inactive-menu-item');
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if (params.style_class)
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this.actor.add_style_class_name(params.style_class);
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if (this._activatable) {
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this.actor.connect('button-press-event', Lang.bind(this, this._onButtonPressEvent));
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this.actor.connect('button-release-event', Lang.bind(this, this._onButtonReleaseEvent));
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this.actor.connect('touch-event', Lang.bind(this, this._onTouchEvent));
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this.actor.connect('key-press-event', Lang.bind(this, this._onKeyPressEvent));
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}
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if (params.reactive && params.hover)
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this.actor.connect('notify::hover', Lang.bind(this, this._onHoverChanged));
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this.actor.connect('key-focus-in', Lang.bind(this, this._onKeyFocusIn));
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this.actor.connect('key-focus-out', Lang.bind(this, this._onKeyFocusOut));
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this.actor.connect('destroy', Lang.bind(this, this._onDestroy));
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},
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_getTopMenu: function() {
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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: function(parent) {
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this._parent = parent;
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},
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_onButtonPressEvent: function (actor, event) {
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// This is the CSS active state
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this.actor.add_style_pseudo_class ('active');
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return Clutter.EVENT_PROPAGATE;
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},
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_onButtonReleaseEvent: function (actor, event) {
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this.actor.remove_style_pseudo_class ('active');
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this.activate(event);
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return Clutter.EVENT_STOP;
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},
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_onTouchEvent: function (actor, event) {
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if (event.type() == Clutter.EventType.TOUCH_END) {
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this.actor.remove_style_pseudo_class ('active');
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this.activate(event);
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return Clutter.EVENT_STOP;
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} else if (event.type() == Clutter.EventType.TOUCH_BEGIN) {
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// This is the CSS active state
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this.actor.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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_onKeyPressEvent: function (actor, event) {
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let symbol = event.get_key_symbol();
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if (symbol == Clutter.KEY_space || symbol == Clutter.KEY_Return) {
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this.activate(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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_onKeyFocusIn: function (actor) {
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this.setActive(true);
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},
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_onKeyFocusOut: function (actor) {
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this.setActive(false);
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},
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_onHoverChanged: function (actor) {
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this.setActive(actor.hover);
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},
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activate: function (event) {
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this.emit('activate', event);
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},
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setActive: function (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.actor.add_style_class_name('selected');
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this.actor.grab_key_focus();
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} else {
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this.actor.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 trigered,
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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.actor.remove_style_pseudo_class ('active');
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}
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this.emit('active-changed', active);
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}
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},
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syncSensitive: function() {
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let sensitive = this.getSensitive();
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this.actor.reactive = sensitive;
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this.actor.can_focus = sensitive;
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this.emit('sensitive-changed');
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return sensitive;
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},
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getSensitive: function() {
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let parentSensitive = this._parent ? this._parent.getSensitive() : true;
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return this._activatable && this._sensitive && parentSensitive;
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},
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setSensitive: function(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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destroy: function() {
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this.actor.destroy();
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},
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_onDestroy: function() {
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this.emit('destroy');
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},
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setOrnament: function(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.actor.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.actor.add_accessible_state(Atk.StateType.CHECKED);
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} else if (ornament == Ornament.NONE) {
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this._ornamentLabel.text = '';
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this.actor.remove_accessible_state(Atk.StateType.CHECKED);
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}
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}
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});
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Signals.addSignalMethods(PopupBaseMenuItem.prototype);
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var PopupMenuItem = new Lang.Class({
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Name: 'PopupMenuItem',
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Extends: PopupBaseMenuItem,
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_init: function (text, params) {
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this.parent(params);
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this.label = new St.Label({ text: text });
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this.actor.add_child(this.label);
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this.actor.label_actor = this.label
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}
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});
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var PopupSeparatorMenuItem = new Lang.Class({
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Name: 'PopupSeparatorMenuItem',
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Extends: PopupBaseMenuItem,
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_init: function (text) {
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this.parent({ reactive: false,
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can_focus: false});
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this.label = new St.Label({ text: text || '' });
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this.actor.add(this.label);
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this.actor.label_actor = this.label;
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this.label.connect('notify::text',
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Lang.bind(this, this._syncVisibility));
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this._syncVisibility();
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this._separator = new St.Widget({ style_class: 'popup-separator-menu-item',
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y_expand: true,
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y_align: Clutter.ActorAlign.CENTER });
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this.actor.add(this._separator, { expand: true });
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},
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_syncVisibility: function() {
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this.label.visible = this.label.text != '';
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}
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});
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var Switch = new Lang.Class({
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Name: 'Switch',
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_init: function(state) {
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this.actor = new St.Bin({ 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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// Translators: this MUST be either "toggle-switch-us"
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// (for toggle switches containing the English words
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// "ON" and "OFF") or "toggle-switch-intl" (for toggle
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// switches containing "◯" and "|"). Other values will
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// simply result in invisible toggle switches.
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this.actor.add_style_class_name(_("toggle-switch-us"));
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this.setToggleState(state);
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},
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setToggleState: function(state) {
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if (state)
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this.actor.add_style_pseudo_class('checked');
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else
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this.actor.remove_style_pseudo_class('checked');
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this.state = state;
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},
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toggle: function() {
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this.setToggleState(!this.state);
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}
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});
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var PopupSwitchMenuItem = new Lang.Class({
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Name: 'PopupSwitchMenuItem',
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Extends: PopupBaseMenuItem,
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_init: function(text, active, params) {
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this.parent(params);
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this.label = new St.Label({ text: text });
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this._switch = new Switch(active);
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this.actor.accessible_role = Atk.Role.CHECK_MENU_ITEM;
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this.checkAccessibleState();
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this.actor.label_actor = this.label;
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this.actor.add_child(this.label);
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this._statusBin = new St.Bin({ x_align: St.Align.END });
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this.actor.add(this._statusBin, { expand: true, x_align: St.Align.END });
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this._statusLabel = new St.Label({ text: '',
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style_class: 'popup-status-menu-item'
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});
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this._statusBin.child = this._switch.actor;
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},
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setStatus: function(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.actor.reactive = false;
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this.actor.accessible_role = Atk.Role.MENU_ITEM;
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} else {
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this._statusBin.child = this._switch.actor;
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this.actor.reactive = true;
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this.actor.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: function(event) {
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if (this._switch.actor.mapped) {
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this.toggle();
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}
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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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this.parent(event);
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},
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toggle: function() {
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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: function(state) {
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this._switch.setToggleState(state);
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this.checkAccessibleState();
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},
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checkAccessibleState: function() {
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switch (this.actor.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.actor.add_accessible_state (Atk.StateType.CHECKED);
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else
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this.actor.remove_accessible_state (Atk.StateType.CHECKED);
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break;
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default:
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this.actor.remove_accessible_state (Atk.StateType.CHECKED);
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}
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}
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});
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var PopupImageMenuItem = new Lang.Class({
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Name: 'PopupImageMenuItem',
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Extends: PopupBaseMenuItem,
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_init: function (text, icon, params) {
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this.parent(params);
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this._icon = new St.Icon({ style_class: 'popup-menu-icon' });
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this.actor.add_child(this._icon, { align: St.Align.END });
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this.label = new St.Label({ text: text });
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this.actor.add_child(this.label);
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this.actor.label_actor = this.label;
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this.setIcon(icon);
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},
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setIcon: function(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 = new Lang.Class({
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Name: 'PopupMenuBase',
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Abstract: true,
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_init: function(sourceActor, styleClass) {
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this.sourceActor = sourceActor;
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this._parent = null;
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if (styleClass !== undefined) {
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this.box = new St.BoxLayout({ style_class: styleClass,
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vertical: true });
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} else {
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this.box = new St.BoxLayout({ vertical: true });
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}
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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', Lang.bind(this, this._sessionUpdated));
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},
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_getTopMenu: function() {
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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: function(parent) {
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this._parent = parent;
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},
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getSensitive: function() {
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let parentSensitive = this._parent ? this._parent.getSensitive() : true;
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return this._sensitive && parentSensitive;
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},
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setSensitive: function(sensitive) {
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this._sensitive = sensitive;
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this.emit('sensitive-changed');
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},
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_sessionUpdated: function() {
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this._setSettingsVisibility(Main.sessionMode.allowSettings);
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this.close();
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},
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addAction: function(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', Lang.bind(this, function (menuItem, 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: function(title, desktopFile) {
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let menuItem = this.addAction(title, function() {
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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 ' + desktopFile + ' could not be loaded!');
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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.actor.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: function(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.actor.visible = visible;
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}
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},
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isEmpty: function() {
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let hasVisibleChildren = this.box.get_children().some(function(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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itemActivated: function(animate) {
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if (animate == undefined)
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animate = BoxPointer.PopupAnimation.FULL;
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this._getTopMenu().close(animate);
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},
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_subMenuActiveChanged: function(submenu, submenuItem) {
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if (this._activeMenuItem && this._activeMenuItem != submenuItem)
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this._activeMenuItem.setActive(false);
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this._activeMenuItem = submenuItem;
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this.emit('active-changed', submenuItem);
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},
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_connectItemSignals: function(menuItem) {
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menuItem._activeChangeId = menuItem.connect('active-changed', Lang.bind(this, function (menuItem, active) {
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if (active && this._activeMenuItem != menuItem) {
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if (this._activeMenuItem)
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this._activeMenuItem.setActive(false);
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this._activeMenuItem = menuItem;
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this.emit('active-changed', menuItem);
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} else if (!active && this._activeMenuItem == menuItem) {
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this._activeMenuItem = null;
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this.emit('active-changed', null);
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}
|
|
}));
|
|
menuItem._sensitiveChangeId = menuItem.connect('sensitive-changed', Lang.bind(this, function() {
|
|
let sensitive = menuItem.getSensitive();
|
|
if (!sensitive && this._activeMenuItem == menuItem) {
|
|
if (!this.actor.navigate_focus(menuItem.actor,
|
|
Gtk.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('activate', Lang.bind(this, function (menuItem, event) {
|
|
this.emit('activate', menuItem);
|
|
this.itemActivated(BoxPointer.PopupAnimation.FULL);
|
|
}));
|
|
|
|
menuItem._parentSensitiveChangeId = this.connect('sensitive-changed', Lang.bind(this, function() {
|
|
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', Lang.bind(this, function(menuItem) {
|
|
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: function(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.actor.show();
|
|
},
|
|
|
|
moveMenuItem: function(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: function(menuItem, position) {
|
|
let before_item = null;
|
|
if (position == undefined) {
|
|
this.box.add(menuItem.actor);
|
|
} else {
|
|
let items = this._getMenuItems();
|
|
if (position < items.length) {
|
|
before_item = items[position].actor;
|
|
this.box.insert_child_below(menuItem.actor, before_item);
|
|
} else {
|
|
this.box.add(menuItem.actor);
|
|
}
|
|
}
|
|
|
|
if (menuItem instanceof PopupMenuSection) {
|
|
let activeChangeId = menuItem.connect('active-changed', Lang.bind(this, this._subMenuActiveChanged));
|
|
|
|
let parentOpenStateChangedId = this.connect('open-state-changed', function(self, open) {
|
|
if (open)
|
|
menuItem.open();
|
|
else
|
|
menuItem.close();
|
|
});
|
|
let parentClosingId = this.connect('menu-closed', function() {
|
|
menuItem.emit('menu-closed');
|
|
});
|
|
let subMenuSensitiveChangedId = this.connect('sensitive-changed', Lang.bind(this, function() {
|
|
menuItem.emit('sensitive-changed');
|
|
}));
|
|
|
|
menuItem.connect('destroy', Lang.bind(this, function() {
|
|
menuItem.disconnect(activeChangeId);
|
|
this.disconnect(subMenuSensitiveChangedId);
|
|
this.disconnect(parentOpenStateChangedId);
|
|
this.disconnect(parentClosingId);
|
|
this.length--;
|
|
}));
|
|
} else if (menuItem instanceof PopupSubMenuMenuItem) {
|
|
if (before_item == null)
|
|
this.box.add(menuItem.menu.actor);
|
|
else
|
|
this.box.insert_child_below(menuItem.menu.actor, before_item);
|
|
|
|
this._connectItemSignals(menuItem);
|
|
let subMenuActiveChangeId = menuItem.menu.connect('active-changed', Lang.bind(this, this._subMenuActiveChanged));
|
|
let closingId = this.connect('menu-closed', function() {
|
|
menuItem.menu.close(BoxPointer.PopupAnimation.NONE);
|
|
});
|
|
|
|
menuItem.connect('destroy', Lang.bind(this, function() {
|
|
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', Lang.bind(this, function() { this._updateSeparatorVisibility(menuItem); }));
|
|
let destroyId = menuItem.connect('destroy', Lang.bind(this, function() {
|
|
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: function() {
|
|
return this.box.get_children().map(function (actor) {
|
|
return actor._delegate;
|
|
}).filter(function(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: function() {
|
|
let children = this._getMenuItems();
|
|
for (let i = 0; i < children.length; i++) {
|
|
let item = children[i];
|
|
item.destroy();
|
|
}
|
|
},
|
|
|
|
toggle: function() {
|
|
if (this.isOpen)
|
|
this.close(BoxPointer.PopupAnimation.FULL);
|
|
else
|
|
this.open(BoxPointer.PopupAnimation.FULL);
|
|
},
|
|
|
|
destroy: function() {
|
|
this.close();
|
|
this.removeAll();
|
|
this.actor.destroy();
|
|
|
|
this.emit('destroy');
|
|
|
|
Main.sessionMode.disconnect(this._sessionUpdatedId);
|
|
this._sessionUpdatedId = 0;
|
|
}
|
|
});
|
|
Signals.addSignalMethods(PopupMenuBase.prototype);
|
|
|
|
var PopupMenu = new Lang.Class({
|
|
Name: 'PopupMenu',
|
|
Extends: PopupMenuBase,
|
|
|
|
_init: function(sourceActor, arrowAlignment, arrowSide) {
|
|
this.parent(sourceActor, 'popup-menu-content');
|
|
|
|
this._arrowAlignment = arrowAlignment;
|
|
this._arrowSide = arrowSide;
|
|
|
|
this._boxPointer = new BoxPointer.BoxPointer(arrowSide,
|
|
{ x_fill: true,
|
|
y_fill: true,
|
|
x_align: St.Align.START });
|
|
this.actor = this._boxPointer.actor;
|
|
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',
|
|
Lang.bind(this, this._onKeyPress));
|
|
|
|
this._openedSubMenu = null;
|
|
},
|
|
|
|
_setOpenedSubMenu: function(submenu) {
|
|
if (this._openedSubMenu)
|
|
this._openedSubMenu.close(true);
|
|
|
|
this._openedSubMenu = submenu;
|
|
},
|
|
|
|
_onKeyPress: function(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)
|
|
// then don't handle the key press here
|
|
state &= ~Clutter.ModifierType.LOCK_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, Gtk.DirectionType.TAB_FORWARD, false);
|
|
return Clutter.EVENT_STOP;
|
|
} else
|
|
return Clutter.EVENT_PROPAGATE;
|
|
},
|
|
|
|
|
|
setArrowOrigin: function(origin) {
|
|
this._boxPointer.setArrowOrigin(origin);
|
|
},
|
|
|
|
setSourceAlignment: function(alignment) {
|
|
this._boxPointer.setSourceAlignment(alignment);
|
|
},
|
|
|
|
open: function(animate) {
|
|
if (this.isOpen)
|
|
return;
|
|
|
|
if (this.isEmpty())
|
|
return;
|
|
|
|
this.isOpen = true;
|
|
|
|
this._boxPointer.setPosition(this.sourceActor, this._arrowAlignment);
|
|
this._boxPointer.show(animate);
|
|
|
|
this.actor.raise_top();
|
|
|
|
this.emit('open-state-changed', true);
|
|
},
|
|
|
|
close: function(animate) {
|
|
if (this._activeMenuItem)
|
|
this._activeMenuItem.setActive(false);
|
|
|
|
if (this._boxPointer.actor.visible) {
|
|
this._boxPointer.hide(animate, Lang.bind(this, function() {
|
|
this.emit('menu-closed');
|
|
}));
|
|
}
|
|
|
|
if (!this.isOpen)
|
|
return;
|
|
|
|
this.isOpen = false;
|
|
this.emit('open-state-changed', false);
|
|
},
|
|
|
|
destroy: function() {
|
|
if (this._keyPressId)
|
|
this.sourceActor.disconnect(this._keyPressId);
|
|
this.parent();
|
|
}
|
|
});
|
|
|
|
var PopupDummyMenu = new Lang.Class({
|
|
Name: 'PopupDummyMenu',
|
|
|
|
_init: function(sourceActor) {
|
|
this.sourceActor = sourceActor;
|
|
this.actor = sourceActor;
|
|
this.actor._delegate = this;
|
|
},
|
|
|
|
getSensitive: function() {
|
|
return true;
|
|
},
|
|
|
|
open: function() { this.emit('open-state-changed', true); },
|
|
close: function() { this.emit('open-state-changed', false); },
|
|
toggle: function() {},
|
|
destroy: function() {
|
|
this.emit('destroy');
|
|
},
|
|
});
|
|
Signals.addSignalMethods(PopupDummyMenu.prototype);
|
|
|
|
var PopupSubMenu = new Lang.Class({
|
|
Name: 'PopupSubMenu',
|
|
Extends: PopupMenuBase,
|
|
|
|
_init: function(sourceActor, sourceArrow) {
|
|
this.parent(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: Gtk.PolicyType.NEVER,
|
|
vscrollbar_policy: Gtk.PolicyType.NEVER });
|
|
|
|
this.actor.add_actor(this.box);
|
|
this.actor._delegate = this;
|
|
this.actor.clip_to_allocation = true;
|
|
this.actor.connect('key-press-event', Lang.bind(this, this._onKeyPressEvent));
|
|
this.actor.hide();
|
|
},
|
|
|
|
_needsScrollbar: function() {
|
|
let topMenu = this._getTopMenu();
|
|
let [topMinHeight, 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: function() {
|
|
return this._sensitive && this.sourceActor._delegate.getSensitive();
|
|
},
|
|
|
|
open: function(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 ? Gtk.PolicyType.AUTOMATIC : Gtk.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 [minHeight, naturalHeight] = this.actor.get_preferred_height(-1);
|
|
this.actor.height = 0;
|
|
this.actor._arrowRotation = this._arrow.rotation_angle_z;
|
|
Tweener.addTween(this.actor,
|
|
{ _arrowRotation: targetAngle,
|
|
height: naturalHeight,
|
|
time: 0.25,
|
|
onUpdateScope: this,
|
|
onUpdate: function() {
|
|
this._arrow.rotation_angle_z = this.actor._arrowRotation;
|
|
},
|
|
onCompleteScope: this,
|
|
onComplete: function() {
|
|
this.actor.set_height(-1);
|
|
}
|
|
});
|
|
} else {
|
|
this._arrow.rotation_angle_z = targetAngle;
|
|
}
|
|
},
|
|
|
|
close: function(animate) {
|
|
if (!this.isOpen)
|
|
return;
|
|
|
|
this.isOpen = false;
|
|
this.emit('open-state-changed', false);
|
|
|
|
if (this._activeMenuItem)
|
|
this._activeMenuItem.setActive(false);
|
|
|
|
if (animate && this._needsScrollbar())
|
|
animate = false;
|
|
|
|
if (animate) {
|
|
this.actor._arrowRotation = this._arrow.rotation_angle_z;
|
|
Tweener.addTween(this.actor,
|
|
{ _arrowRotation: 0,
|
|
height: 0,
|
|
time: 0.25,
|
|
onUpdateScope: this,
|
|
onUpdate: function() {
|
|
this._arrow.rotation_angle_z = this.actor._arrowRotation;
|
|
},
|
|
onCompleteScope: this,
|
|
onComplete: function() {
|
|
this.actor.hide();
|
|
this.actor.set_height(-1);
|
|
},
|
|
});
|
|
} else {
|
|
this._arrow.rotation_angle_z = 0;
|
|
this.actor.hide();
|
|
}
|
|
},
|
|
|
|
_onKeyPressEvent: function(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.setActive(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 = new Lang.Class({
|
|
Name: 'PopupMenuSection',
|
|
Extends: PopupMenuBase,
|
|
|
|
_init: function() {
|
|
this.parent();
|
|
|
|
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: function() { this.emit('open-state-changed', true); },
|
|
close: function() { this.emit('open-state-changed', false); },
|
|
});
|
|
|
|
var PopupSubMenuMenuItem = new Lang.Class({
|
|
Name: 'PopupSubMenuMenuItem',
|
|
Extends: PopupBaseMenuItem,
|
|
|
|
_init: function(text, wantIcon) {
|
|
this.parent();
|
|
|
|
this.actor.add_style_class_name('popup-submenu-menu-item');
|
|
|
|
if (wantIcon) {
|
|
this.icon = new St.Icon({ style_class: 'popup-menu-icon' });
|
|
this.actor.add_child(this.icon);
|
|
}
|
|
|
|
this.label = new St.Label({ text: text,
|
|
y_expand: true,
|
|
y_align: Clutter.ActorAlign.CENTER });
|
|
this.actor.add_child(this.label);
|
|
this.actor.label_actor = this.label;
|
|
|
|
let expander = new St.Bin({ style_class: 'popup-menu-item-expander' });
|
|
this.actor.add(expander, { expand: true });
|
|
|
|
this._triangle = arrowIcon(St.Side.RIGHT);
|
|
this._triangle.pivot_point = new Clutter.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.actor.add_child(this._triangleBin);
|
|
this.actor.add_accessible_state (Atk.StateType.EXPANDABLE);
|
|
|
|
this.menu = new PopupSubMenu(this.actor, this._triangle);
|
|
this.menu.connect('open-state-changed', Lang.bind(this, this._subMenuOpenStateChanged));
|
|
},
|
|
|
|
_setParent: function(parent) {
|
|
this.parent(parent);
|
|
this.menu._setParent(parent);
|
|
},
|
|
|
|
syncSensitive: function() {
|
|
let sensitive = this.parent();
|
|
this._triangle.visible = sensitive;
|
|
if (!sensitive)
|
|
this.menu.close(false);
|
|
},
|
|
|
|
_subMenuOpenStateChanged: function(menu, open) {
|
|
if (open) {
|
|
this.actor.add_style_pseudo_class('open');
|
|
this._getTopMenu()._setOpenedSubMenu(this.menu);
|
|
this.actor.add_accessible_state (Atk.StateType.EXPANDED);
|
|
this.actor.add_style_pseudo_class('checked');
|
|
} else {
|
|
this.actor.remove_style_pseudo_class('open');
|
|
this._getTopMenu()._setOpenedSubMenu(null);
|
|
this.actor.remove_accessible_state (Atk.StateType.EXPANDED);
|
|
this.actor.remove_style_pseudo_class('checked');
|
|
}
|
|
},
|
|
|
|
destroy: function() {
|
|
this.menu.destroy();
|
|
|
|
this.parent();
|
|
},
|
|
|
|
setSubmenuShown: function(open) {
|
|
if (open)
|
|
this.menu.open(BoxPointer.PopupAnimation.FULL);
|
|
else
|
|
this.menu.close(BoxPointer.PopupAnimation.FULL);
|
|
},
|
|
|
|
_setOpenState: function(open) {
|
|
this.setSubmenuShown(open);
|
|
},
|
|
|
|
_getOpenState: function() {
|
|
return this.menu.isOpen;
|
|
},
|
|
|
|
_onKeyPressEvent: function(actor, event) {
|
|
let symbol = event.get_key_symbol();
|
|
|
|
if (symbol == Clutter.KEY_Right) {
|
|
this._setOpenState(true);
|
|
this.menu.actor.navigate_focus(null, Gtk.DirectionType.DOWN, false);
|
|
return Clutter.EVENT_STOP;
|
|
} else if (symbol == Clutter.KEY_Left && this._getOpenState()) {
|
|
this._setOpenState(false);
|
|
return Clutter.EVENT_STOP;
|
|
}
|
|
|
|
return this.parent(actor, event);
|
|
},
|
|
|
|
activate: function(event) {
|
|
this._setOpenState(true);
|
|
},
|
|
|
|
_onButtonReleaseEvent: function(actor) {
|
|
// Since we override the parent, we need to manage what the parent does
|
|
// with the active style class
|
|
this.actor.remove_style_pseudo_class ('active');
|
|
this._setOpenState(!this._getOpenState());
|
|
return Clutter.EVENT_PROPAGATE;
|
|
},
|
|
|
|
_onTouchEvent: function(actor, event) {
|
|
if (event.type() == Clutter.EventType.TOUCH_END) {
|
|
// Since we override the parent, we need to manage what the parent does
|
|
// with the active style class
|
|
this.actor.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 = new Lang.Class({
|
|
Name: 'PopupMenuManager',
|
|
|
|
_init: function(owner, grabParams) {
|
|
grabParams = Params.parse(grabParams,
|
|
{ actionMode: Shell.ActionMode.POPUP });
|
|
this._owner = owner;
|
|
this._grabHelper = new GrabHelper.GrabHelper(owner.actor, grabParams);
|
|
this._menus = [];
|
|
},
|
|
|
|
addMenu: function(menu, position) {
|
|
if (this._findMenu(menu) > -1)
|
|
return;
|
|
|
|
let menudata = {
|
|
menu: menu,
|
|
openStateChangeId: menu.connect('open-state-changed', Lang.bind(this, this._onMenuOpenState)),
|
|
destroyId: menu.connect('destroy', Lang.bind(this, this._onMenuDestroy)),
|
|
enterId: 0,
|
|
focusInId: 0
|
|
};
|
|
|
|
let source = menu.sourceActor;
|
|
if (source) {
|
|
if (!menu.blockSourceEvents)
|
|
this._grabHelper.addActor(source);
|
|
menudata.enterId = source.connect('enter-event', Lang.bind(this, function() { return this._onMenuSourceEnter(menu); }));
|
|
menudata.focusInId = source.connect('key-focus-in', Lang.bind(this, function() { this._onMenuSourceEnter(menu); }));
|
|
}
|
|
|
|
if (position == undefined)
|
|
this._menus.push(menudata);
|
|
else
|
|
this._menus.splice(position, 0, menudata);
|
|
},
|
|
|
|
removeMenu: function(menu) {
|
|
if (menu == this.activeMenu)
|
|
this._closeMenu(false, menu);
|
|
|
|
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: function() {
|
|
return this._grabHelper.ignoreRelease();
|
|
},
|
|
|
|
_onMenuOpenState: function(menu, open) {
|
|
if (open) {
|
|
if (this.activeMenu)
|
|
this.activeMenu.close(BoxPointer.PopupAnimation.FADE);
|
|
this._grabHelper.grab({ actor: menu.actor, focus: menu.sourceActor,
|
|
onUngrab: Lang.bind(this, this._closeMenu, menu) });
|
|
} else {
|
|
this._grabHelper.ungrab({ actor: menu.actor });
|
|
}
|
|
},
|
|
|
|
_changeMenu: function(newMenu) {
|
|
newMenu.open(this.activeMenu ? BoxPointer.PopupAnimation.FADE
|
|
: BoxPointer.PopupAnimation.FULL);
|
|
},
|
|
|
|
_onMenuSourceEnter: function(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: function(menu) {
|
|
this.removeMenu(menu);
|
|
},
|
|
|
|
_findMenu: function(item) {
|
|
for (let i = 0; i < this._menus.length; i++) {
|
|
let menudata = this._menus[i];
|
|
if (item == menudata.menu)
|
|
return i;
|
|
}
|
|
return -1;
|
|
},
|
|
|
|
_closeMenu: function(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);
|
|
}
|
|
});
|