942 lines
30 KiB
JavaScript
942 lines
30 KiB
JavaScript
/* -*- mode: js2; js2-basic-offset: 4; indent-tabs-mode: nil -*- */
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const Cairo = imports.cairo;
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const Clutter = imports.gi.Clutter;
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const Gtk = imports.gi.Gtk;
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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 BoxPointer = imports.ui.boxpointer;
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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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const Gettext = imports.gettext.domain('gnome-shell');
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const _ = Gettext.gettext;
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function Switch() {
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this._init.apply(this, arguments);
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}
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Switch.prototype = {
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_init: function(state) {
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this.actor = new St.Bin({ style_class: 'toggle-switch' });
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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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function PopupBaseMenuItem(params) {
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this._init(params);
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}
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PopupBaseMenuItem.prototype = {
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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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this.actor = new St.Bin({ style_class: 'popup-menu-item',
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reactive: params.reactive,
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track_hover: params.reactive,
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x_fill: true,
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y_fill: true,
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x_align: St.Align.START });
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this.actor._delegate = this;
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this.active = false;
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if (params.reactive && params.activate) {
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this.actor.connect('button-release-event', Lang.bind(this, function (actor, event) {
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this.emit('activate', event);
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}));
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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._hoverChanged));
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},
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_hoverChanged: 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_pseudo_class('active');
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else
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this.actor.remove_style_pseudo_class('active');
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this.emit('active-changed', active);
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}
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},
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destroy: function() {
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this.actor.destroy();
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this.emit('destroy');
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},
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handleKeyPress: function(event) {
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return false;
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},
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// true if non descendant content includes @actor
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contains: function(actor) {
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return false;
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}
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};
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Signals.addSignalMethods(PopupBaseMenuItem.prototype);
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function PopupMenuItem(text) {
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this._init(text);
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}
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PopupMenuItem.prototype = {
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__proto__: PopupBaseMenuItem.prototype,
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_init: function (text) {
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PopupBaseMenuItem.prototype._init.call(this);
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this.label = new St.Label({ text: text });
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this.actor.set_child(this.label);
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}
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};
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function PopupSeparatorMenuItem() {
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this._init();
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}
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PopupSeparatorMenuItem.prototype = {
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__proto__: PopupBaseMenuItem.prototype,
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_init: function () {
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PopupBaseMenuItem.prototype._init.call(this, { reactive: false });
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this._drawingArea = new St.DrawingArea({ style_class: 'popup-separator-menu-item' });
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this.actor.set_child(this._drawingArea);
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this._drawingArea.connect('repaint', Lang.bind(this, this._onRepaint));
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},
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_onRepaint: function(area) {
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let cr = area.get_context();
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let themeNode = area.get_theme_node();
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let [width, height] = area.get_surface_size();
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let found, margin, gradientHeight;
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[found, margin] = themeNode.get_length('-margin-horizontal', false);
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[found, gradientHeight] = themeNode.get_length('-gradient-height', false);
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let startColor = new Clutter.Color();
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themeNode.get_color('-gradient-start', false, startColor);
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let endColor = new Clutter.Color();
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themeNode.get_color('-gradient-end', false, endColor);
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let gradientWidth = (width - margin * 2);
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let gradientOffset = (height - gradientHeight) / 2;
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let pattern = new Cairo.LinearGradient(margin, gradientOffset, width - margin, gradientOffset + gradientHeight);
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pattern.addColorStopRGBA(0, startColor.red / 255, startColor.green / 255, startColor.blue / 255, startColor.alpha / 255);
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pattern.addColorStopRGBA(0.5, endColor.red / 255, endColor.green / 255, endColor.blue / 255, endColor.alpha / 255);
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pattern.addColorStopRGBA(1, startColor.red / 255, startColor.green / 255, startColor.blue / 255, startColor.alpha / 255);
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cr.setSource(pattern);
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cr.rectangle(margin, gradientOffset, gradientWidth, gradientHeight);
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cr.fill();
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}
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};
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function PopupSliderMenuItem() {
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this._init.apply(this, arguments);
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}
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PopupSliderMenuItem.prototype = {
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__proto__: PopupBaseMenuItem.prototype,
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_init: function(value) {
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PopupBaseMenuItem.prototype._init.call(this, { activate: false });
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if (isNaN(value))
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// Avoid spreading NaNs around
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throw TypeError('The slider value must be a number');
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this._displayValue = this._value = Math.max(Math.min(value, 1), 0);
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this._slider = new St.DrawingArea({ style_class: 'popup-slider-menu-item', reactive: true });
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this.actor.set_child(this._slider);
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this._slider.connect('repaint', Lang.bind(this, this._sliderRepaint));
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this._slider.connect('button-press-event', Lang.bind(this, this._startDragging));
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this._releaseId = this._motionId = 0;
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this._dragging = false;
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},
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setValue: function(value) {
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if (isNaN(value))
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throw TypeError('The slider value must be a number');
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this._displayValue = this._value = Math.max(Math.min(value, 1), 0);
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this._slider.queue_repaint();
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},
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_sliderRepaint: function(area) {
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let cr = area.get_context();
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let themeNode = area.get_theme_node();
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let [width, height] = area.get_surface_size();
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let found, handleRadius;
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[found, handleRadius] = themeNode.get_length('-slider-handle-radius', false);
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let sliderWidth = width - 2 * handleRadius;
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let sliderHeight;
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[found, sliderHeight] = themeNode.get_length('-slider-height', false);
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let sliderBorderWidth;
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[found, sliderBorderWidth] = themeNode.get_length('-slider-border-width', false);
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let sliderBorderColor = new Clutter.Color();
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themeNode.get_color('-slider-border-color', false, sliderBorderColor);
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let sliderColor = new Clutter.Color();
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themeNode.get_color('-slider-background-color', false, sliderColor);
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cr.setSourceRGBA (
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sliderColor.red / 255,
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sliderColor.green / 255,
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sliderColor.blue / 255,
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sliderColor.alpha / 255);
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cr.rectangle(handleRadius, (height - sliderHeight) / 2, sliderWidth, sliderHeight);
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cr.fillPreserve();
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cr.setSourceRGBA (
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sliderBorderColor.red / 255,
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sliderBorderColor.green / 255,
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sliderBorderColor.blue / 255,
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sliderBorderColor.alpha / 255);
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cr.setLineWidth(sliderBorderWidth);
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cr.stroke();
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let handleY = height / 2;
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let handleX = handleRadius + (width - 2 * handleRadius) * this._displayValue;
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let color = new Clutter.Color();
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themeNode.get_foreground_color(color);
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cr.setSourceRGBA (
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color.red / 255,
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color.green / 255,
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color.blue / 255,
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color.alpha / 255);
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cr.arc(handleX, handleY, handleRadius, 0, 2 * Math.PI);
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cr.fill();
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},
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_startDragging: function(actor, event) {
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if (this._dragging) // don't allow two drags at the same time
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return;
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this._dragging = true;
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// FIXME: we should only grab the specific device that originated
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// the event, but for some weird reason events are still delivered
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// outside the slider if using clutter_grab_pointer_for_device
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Clutter.grab_pointer(this._slider);
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this._releaseId = this._slider.connect('button-release-event', Lang.bind(this, this._endDragging));
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this._motionId = this._slider.connect('motion-event', Lang.bind(this, this._motionEvent));
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let absX, absY;
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[absX, absY] = event.get_coords();
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this._moveHandle(absX, absY);
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},
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_endDragging: function() {
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if (this._dragging) {
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this._slider.disconnect(this._releaseId);
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this._slider.disconnect(this._motionId);
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Clutter.ungrab_pointer();
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this._dragging = false;
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this._value = this._displayValue;
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this.emit('value-changed', this._value);
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}
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return true;
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},
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_motionEvent: function(actor, event) {
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let absX, absY;
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[absX, absY] = event.get_coords();
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this._moveHandle(absX, absY)
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return true;
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},
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_moveHandle: function(absX, absY) {
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let relX, relY, sliderX, sliderY;
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[sliderX, sliderY] = this._slider.get_transformed_position();
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relX = absX - sliderX;
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relY = absY - sliderY;
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let width = this._slider.width;
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let found, handleRadius;
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[found, handleRadius] = this._slider.get_theme_node().get_length('-slider-handle-radius', false);
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let newvalue;
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if (relX < handleRadius)
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newvalue = 0;
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else if (relX > width - handleRadius)
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newvalue = 1;
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else
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newvalue = (relX - handleRadius) / (width - 2 * handleRadius);
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this._displayValue = newvalue;
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this._slider.queue_repaint();
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},
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get value() {
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return this._value;
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},
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handleKeyPress: function(event) {
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let key = event.get_key_symbol();
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if (key == Clutter.Right || key == Clutter.Left) {
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let delta = key == Clutter.Right ? 0.1 : -0.1;
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this._value = this._displayValue = Math.max(0, Math.min(this._value + delta, 1));
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this._slider.queue_repaint();
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this.emit('value-changed', this._value);
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return true;
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}
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return false;
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}
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}
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function PopupSwitchMenuItem() {
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this._init.apply(this, arguments);
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}
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PopupSwitchMenuItem.prototype = {
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__proto__: PopupBaseMenuItem.prototype,
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_init: function(text, active) {
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PopupBaseMenuItem.prototype._init.call(this);
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this.active = !!active;
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this.label = new St.Label({ text: text });
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this._switch = new Switch(this.active);
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this._box = new St.BoxLayout({ style_class: 'popup-switch-menu-item' });
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this._box.add(this.label, { expand: true, y_fill: false });
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this._box.add(this._switch.actor, { y_fill: false });
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this.actor.set_child(this._box);
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this.connect('activate', Lang.bind(this,function(from) {
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this.toggle();
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}));
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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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},
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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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}
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}
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function PopupImageMenuItem(text, iconName, alwaysShowImage) {
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this._init(text, iconName, alwaysShowImage);
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}
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// We need to instantiate a GtkImageMenuItem so it
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// hooks up its properties on the GtkSettings
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var _gtkImageMenuItemCreated = false;
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PopupImageMenuItem.prototype = {
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__proto__: PopupBaseMenuItem.prototype,
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_init: function (text, iconName, alwaysShowImage) {
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PopupBaseMenuItem.prototype._init.call(this);
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if (!_gtkImageMenuItemCreated) {
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let menuItem = new Gtk.ImageMenuItem();
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menuItem.destroy();
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_gtkImageMenuItemCreated = true;
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}
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this._alwaysShowImage = alwaysShowImage;
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this._iconName = iconName;
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this._size = 16;
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let box = new St.BoxLayout({ style_class: 'popup-image-menu-item' });
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this.actor.set_child(box);
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this._imageBin = new St.Bin({ width: this._size, height: this._size });
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box.add(this._imageBin, { y_fill: false });
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this.label = new St.Label({ text: text });
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box.add(this.label, { expand: true });
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if (!alwaysShowImage) {
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let settings = Gtk.Settings.get_default();
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settings.connect('notify::gtk-menu-images', Lang.bind(this, this._onMenuImagesChanged));
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}
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this._onMenuImagesChanged();
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},
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_onMenuImagesChanged: function() {
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let show;
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if (this._alwaysShowImage) {
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show = true;
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} else {
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let settings = Gtk.Settings.get_default();
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show = settings.gtk_menu_images;
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}
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if (!show) {
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this._imageBin.hide();
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} else {
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let img = St.TextureCache.get_default().load_icon_name(this._iconName, St.IconType.SYMBOLIC, this._size);
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this._imageBin.set_child(img);
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this._imageBin.show();
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}
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},
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setIcon: function(name) {
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this._iconName = name;
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this._onMenuImagesChanged();
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}
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};
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function mod(a, b) {
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return (a + b) % b;
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}
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function findNextInCycle(items, current, direction) {
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let cur;
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if (items.length == 0)
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return current;
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else if (items.length == 1)
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return items[0];
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if (current)
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cur = items.indexOf(current);
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else if (direction == 1)
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cur = items.length - 1;
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else
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cur = 0;
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return items[mod(cur + direction, items.length)];
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}
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function PopupMenu() {
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this._init.apply(this, arguments);
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}
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PopupMenu.prototype = {
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_init: function(sourceActor, alignment, arrowSide, gap) {
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this.sourceActor = sourceActor;
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this._alignment = alignment;
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this._arrowSide = arrowSide;
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this._gap = gap;
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this._boxPointer = new BoxPointer.BoxPointer(arrowSide,
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{ x_fill: true,
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y_fill: true,
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x_align: St.Align.START });
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this.actor = this._boxPointer.actor;
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this.actor.style_class = 'popup-menu-boxpointer';
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this._box = new St.BoxLayout({ style_class: 'popup-menu-content',
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vertical: true });
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this._boxPointer.bin.set_child(this._box);
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this.actor.add_style_class_name('popup-menu');
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this.isOpen = false;
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this._activeMenuItem = null;
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},
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addAction: function(title, callback) {
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var 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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},
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addMenuItem: function(menuItem) {
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this._box.add(menuItem.actor);
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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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}
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}));
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menuItem._activateId = menuItem.connect('activate', Lang.bind(this, function (menuItem, event) {
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this.emit('activate', menuItem);
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this.close();
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}));
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menuItem.connect('destroy', Lang.bind(this, function(emitter) {
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menuItem.disconnect(menuItem._activateId);
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menuItem.disconnect(menuItem._activeChangeId);
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if (menuItem == this._activeMenuItem)
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this._activeMenuItem = null;
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}));
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},
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addActor: function(actor) {
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this._box.add(actor);
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},
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getMenuItems: function() {
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return this._box.get_children().map(function (actor) { return actor._delegate; });
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},
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removeAll: function() {
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let children = this.getMenuItems();
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for (let i = 0; i < children.length; i++) {
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let item = children[i];
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item.destroy();
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}
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},
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setArrowOrigin: function(origin) {
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this._boxPointer.setArrowOrigin(origin);
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},
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activateFirst: function() {
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let children = this._box.get_children();
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for (let i = 0; i < children.length; i++) {
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let actor = children[i];
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if (actor._delegate && actor.visible && actor.reactive) {
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actor._delegate.setActive(true);
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break;
|
|
}
|
|
}
|
|
},
|
|
|
|
open: function(submenu) {
|
|
if (this.isOpen)
|
|
return;
|
|
|
|
this.emit('opening');
|
|
|
|
let primary = global.get_primary_monitor();
|
|
|
|
// We need to show it now to force an allocation,
|
|
// so that we can query the correct size.
|
|
this.actor.show();
|
|
|
|
// Position correctly relative to the sourceActor
|
|
let [sourceX, sourceY] = this.sourceActor.get_transformed_position();
|
|
let [sourceWidth, sourceHeight] = this.sourceActor.get_transformed_size();
|
|
|
|
let [minWidth, minHeight, natWidth, natHeight] = this.actor.get_preferred_size();
|
|
|
|
let menuWidth = natWidth, menuHeight = natHeight;
|
|
|
|
// Position the non-pointing axis
|
|
if (submenu) {
|
|
if (this._arrowSide == St.Side.TOP || this._arrowSide == St.Side.BOTTOM) {
|
|
// vertical submenu
|
|
if (sourceY + sourceHeigth + menuHeight + this._gap < primary.y + primary.height)
|
|
this._boxPointer._arrowSide = this._arrowSide = St.Side.TOP;
|
|
else if (primary.y + menuHeight + this._gap < sourceY)
|
|
this._boxPointer._arrowSide = this._arrowSide = St.Side.BOTTOM;
|
|
else
|
|
this._boxPointer._arrowSide = this._arrowSide = St.Side.TOP;
|
|
} else {
|
|
// horizontal submenu
|
|
if (sourceX + sourceWidth + menuWidth + this._gap < primary.x + primary.width)
|
|
this._boxPointer._arrowSide = this._arrowSide = St.Side.LEFT;
|
|
else if (primary.x + menuWidth + this._gap < sourceX)
|
|
this._boxPointer._arrowSide = this._arrowSide = St.Side.RIGHT;
|
|
else
|
|
this._boxPointer._arrowSide = this._arrowSide = St.Side.LEFT;
|
|
}
|
|
}
|
|
|
|
this._boxPointer.setPosition(this.sourceActor, this._gap, this._alignment);
|
|
|
|
// Now show it
|
|
this.actor.reactive = true;
|
|
this._boxPointer.animateAppear();
|
|
this.isOpen = true;
|
|
this.emit('open-state-changed', true);
|
|
},
|
|
|
|
close: function() {
|
|
if (!this.isOpen)
|
|
return;
|
|
|
|
this.emit('closing');
|
|
|
|
if (this._activeMenuItem)
|
|
this._activeMenuItem.setActive(false);
|
|
this.actor.reactive = false;
|
|
this._boxPointer.animateDisappear();
|
|
this.isOpen = false;
|
|
this.emit('open-state-changed', false);
|
|
},
|
|
|
|
|
|
toggle: function() {
|
|
if (this.isOpen)
|
|
this.close();
|
|
else
|
|
this.open();
|
|
},
|
|
|
|
handleKeyPress: function(event, submenu) {
|
|
if (!this.isOpen || (submenu && !this._activeMenuItem))
|
|
return false;
|
|
if (this._activeMenuItem && this._activeMenuItem.handleKeyPress(event))
|
|
return true;
|
|
switch (event.get_key_symbol()) {
|
|
case Clutter.space:
|
|
case Clutter.Return:
|
|
if (this._activeMenuItem)
|
|
this._activeMenuItem.activate(event);
|
|
return true;
|
|
case Clutter.Down:
|
|
case Clutter.Up:
|
|
let items = this._box.get_children().filter(function (child) { return child.visible && child.reactive; });
|
|
let current = this._activeMenuItem ? this._activeMenuItem.actor : null;
|
|
let direction = event.get_key_symbol() == Clutter.Down ? 1 : -1;
|
|
|
|
let next = findNextInCycle(items, current, direction);
|
|
if (next) {
|
|
next._delegate.setActive(true);
|
|
return true;
|
|
}
|
|
break;
|
|
case Clutter.Left:
|
|
if (submenu) {
|
|
this._activeMenuItem.setActive(false);
|
|
return true;
|
|
}
|
|
break;
|
|
}
|
|
|
|
return false;
|
|
},
|
|
|
|
// return true if the actor is inside the menu or
|
|
// any actor related to the active submenu
|
|
contains: function(actor) {
|
|
if (this.actor.contains(actor))
|
|
return true;
|
|
if (this._activeMenuItem)
|
|
return this._activeMenuItem.contains(actor);
|
|
return false;
|
|
},
|
|
|
|
destroy: function() {
|
|
this.removeAll();
|
|
this.actor.destroy();
|
|
|
|
this.emit('destroy');
|
|
}
|
|
};
|
|
Signals.addSignalMethods(PopupMenu.prototype);
|
|
|
|
function PopupSubMenuMenuItem() {
|
|
this._init.apply(this, arguments);
|
|
}
|
|
|
|
PopupSubMenuMenuItem.prototype = {
|
|
__proto__: PopupBaseMenuItem.prototype,
|
|
|
|
_init: function(text) {
|
|
PopupBaseMenuItem.prototype._init.call(this, { activate: false, hover: false });
|
|
this.actor.connect('enter-event', Lang.bind(this, this._mouseEnter));
|
|
|
|
this.label = new St.Label({ text: text });
|
|
this._container = new St.BoxLayout();
|
|
this._container.add(this.label, { fill: true, expand: true });
|
|
this._container.add(new St.Label({ text: '>' }));
|
|
this.actor.set_child(this._container);
|
|
|
|
this.menu = new PopupMenu(this.actor, St.Align.MIDDLE, St.Side.LEFT, 0, true);
|
|
Main.chrome.addActor(this.menu.actor, { visibleInOverview: true,
|
|
affectsStruts: false });
|
|
this.menu.actor.hide();
|
|
|
|
this._openStateChangedId = this.menu.connect('open-state-changed', Lang.bind(this, this._subMenuOpenStateChanged));
|
|
this._activateId = this.menu.connect('activate', Lang.bind(this, this._subMenuActivate));
|
|
},
|
|
|
|
_subMenuOpenStateChanged: function(menu, open) {
|
|
PopupBaseMenuItem.prototype.setActive.call(this, open);
|
|
},
|
|
|
|
_subMenuActivate: function(menu, menuItem) {
|
|
this.emit('activate', null);
|
|
},
|
|
|
|
setMenu: function(newmenu) {
|
|
if (this.menu) {
|
|
this.menu.close();
|
|
this.menu.disconnect(this._openStateChangedId);
|
|
this.menu.disconnect(this._activateId);
|
|
}
|
|
if (newmenu) {
|
|
this._openStateChangedId = newmenu.connect('open-state-changed', Lang.bind(this, this._subMenuOpenStateChanged));
|
|
this._activateId = newmenu.connect('activate', Lang.bind(this, this._subMenuActivate));
|
|
}
|
|
this.menu = newmenu;
|
|
},
|
|
|
|
destroy: function() {
|
|
if (this.menu)
|
|
this.menu.destroy();
|
|
PopupBaseMenuItem.prototype.destroy.call(this);
|
|
},
|
|
|
|
setActive: function(active) {
|
|
if (this.menu) {
|
|
if (active)
|
|
this.menu.open(true);
|
|
else
|
|
this.menu.close();
|
|
}
|
|
|
|
PopupBaseMenuItem.prototype.setActive.call(this, active);
|
|
},
|
|
|
|
handleKeyPress: function(event) {
|
|
if (!this.menu)
|
|
return false;
|
|
if (event.get_key_symbol() == Clutter.Right) {
|
|
this.menu.activateFirst();
|
|
return true;
|
|
}
|
|
return this.menu.handleKeyPress(event, true);
|
|
},
|
|
|
|
contains: function(actor) {
|
|
return this.menu && this.menu.contains(actor);
|
|
},
|
|
|
|
_mouseEnter: function(event) {
|
|
this.setActive(true);
|
|
}
|
|
};
|
|
|
|
|
|
/* Basic implementation of a menu manager.
|
|
* Call addMenu to add menus
|
|
*/
|
|
function PopupMenuManager(owner) {
|
|
this._init(owner);
|
|
}
|
|
|
|
PopupMenuManager.prototype = {
|
|
_init: function(owner) {
|
|
this._owner = owner;
|
|
this.grabbed = false;
|
|
|
|
this._eventCaptureId = 0;
|
|
this._enterEventId = 0;
|
|
this._leaveEventId = 0;
|
|
this._activeMenu = null;
|
|
this._menus = [];
|
|
this._delayedMenus = [];
|
|
},
|
|
|
|
addMenu: function(menu, noGrab, position) {
|
|
let menudata = {
|
|
menu: menu,
|
|
openStateChangeId: menu.connect('open-state-changed', Lang.bind(this, this._onMenuOpenState)),
|
|
activateId: menu.connect('activate', Lang.bind(this, this._onMenuActivated)),
|
|
destroyId: menu.connect('destroy', Lang.bind(this, this._onMenuDestroy)),
|
|
enterId: 0,
|
|
buttonPressId: 0
|
|
};
|
|
|
|
let source = menu.sourceActor;
|
|
if (source) {
|
|
menudata.enterId = source.connect('enter-event', Lang.bind(this, this._onMenuSourceEnter, menu));
|
|
if (!noGrab)
|
|
menudata.buttonPressId = source.connect('button-press-event', Lang.bind(this, this._onMenuSourcePress, menu));
|
|
}
|
|
|
|
if (position == undefined)
|
|
this._menus.push(menudata);
|
|
else
|
|
this._menus.splice(position, 0, menudata);
|
|
},
|
|
|
|
removeMenu: function(menu) {
|
|
if (menu == this._activeMenu)
|
|
this._closeMenu();
|
|
|
|
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.activateId);
|
|
menu.disconnect(menudata.destroyId);
|
|
|
|
if (menudata.enterId)
|
|
menu.sourceActor.disconnect(menudata.enterId);
|
|
if (menudata.buttonPressId)
|
|
menu.sourceActor.disconnect(menudata.buttonPressId);
|
|
|
|
this._menus.splice(position, 1);
|
|
},
|
|
|
|
grab: function() {
|
|
Main.pushModal(this._owner.actor);
|
|
|
|
this._eventCaptureId = global.stage.connect('captured-event', Lang.bind(this, this._onEventCapture));
|
|
// captured-event doesn't see enter/leave events
|
|
this._enterEventId = global.stage.connect('enter-event', Lang.bind(this, this._onEventCapture));
|
|
this._leaveEventId = global.stage.connect('leave-event', Lang.bind(this, this._onEventCapture));
|
|
|
|
this.grabbed = true;
|
|
},
|
|
|
|
ungrab: function() {
|
|
global.stage.disconnect(this._eventCaptureId);
|
|
this._eventCaptureId = 0;
|
|
global.stage.disconnect(this._enterEventId);
|
|
this._enterEventId = 0;
|
|
global.stage.disconnect(this._leaveEventId);
|
|
this._leaveEventId = 0;
|
|
|
|
Main.popModal(this._owner.actor);
|
|
|
|
this.grabbed = false;
|
|
},
|
|
|
|
_onMenuOpenState: function(menu, open) {
|
|
if (!open && menu == this._activeMenu)
|
|
this._activeMenu = null;
|
|
else if (open)
|
|
this._activeMenu = menu;
|
|
},
|
|
|
|
_onMenuSourceEnter: function(actor, event, menu) {
|
|
if (!this.grabbed || menu == this._activeMenu)
|
|
return false;
|
|
|
|
if (this._activeMenu != null)
|
|
this._activeMenu.close();
|
|
menu.open();
|
|
return false;
|
|
},
|
|
|
|
_onMenuSourcePress: function(actor, event, menu) {
|
|
if (this.grabbed)
|
|
return false;
|
|
this.grab();
|
|
return false;
|
|
},
|
|
|
|
_onMenuActivated: function(menu, item) {
|
|
if (this.grabbed)
|
|
this.ungrab();
|
|
},
|
|
|
|
_onMenuDestroy: function(menu) {
|
|
this.removeMenu(menu);
|
|
},
|
|
|
|
_eventIsOnActiveMenu: function(event) {
|
|
let src = event.get_source();
|
|
return this._activeMenu != null
|
|
&& (this._activeMenu.contains(src) ||
|
|
(this._activeMenu.sourceActor && this._activeMenu.sourceActor.contains(src)));
|
|
},
|
|
|
|
_eventIsOnAnyMenuSource: function(event) {
|
|
let src = event.get_source();
|
|
for (let i = 0; i < this._menus.length; i++) {
|
|
let menu = this._menus[i].menu;
|
|
if (menu.sourceActor && menu.sourceActor.contains(src))
|
|
return true;
|
|
}
|
|
return false;
|
|
},
|
|
|
|
_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;
|
|
},
|
|
|
|
_onEventCapture: function(actor, event) {
|
|
if (!this.grabbed)
|
|
return false;
|
|
|
|
if (this._owner.menuEventFilter &&
|
|
this._owner.menuEventFilter(event))
|
|
return true;
|
|
|
|
let activeMenuContains = this._eventIsOnActiveMenu(event);
|
|
let eventType = event.type();
|
|
if (eventType == Clutter.EventType.BUTTON_RELEASE) {
|
|
if (activeMenuContains) {
|
|
return false;
|
|
} else {
|
|
this._closeMenu();
|
|
return true;
|
|
}
|
|
} else if ((eventType == Clutter.EventType.BUTTON_PRESS && !activeMenuContains)
|
|
|| (eventType == Clutter.EventType.KEY_PRESS && event.get_key_symbol() == Clutter.Escape)) {
|
|
this._closeMenu();
|
|
return true;
|
|
} else if (eventType == Clutter.EventType.KEY_PRESS
|
|
&& this._activeMenu != null
|
|
&& this._activeMenu.handleKeyPress(event, false)) {
|
|
return true;
|
|
} else if (eventType == Clutter.EventType.KEY_PRESS
|
|
&& this._activeMenu != null
|
|
&& (event.get_key_symbol() == Clutter.Left
|
|
|| event.get_key_symbol() == Clutter.Right)) {
|
|
let direction = event.get_key_symbol() == Clutter.Right ? 1 : -1;
|
|
let pos = this._findMenu(this._activeMenu);
|
|
let next = this._menus[mod(pos + direction, this._menus.length)].menu;
|
|
if (next != this._activeMenu) {
|
|
this._activeMenu.close();
|
|
next.open(false);
|
|
next.activateFirst();
|
|
}
|
|
return true;
|
|
} else if (activeMenuContains || this._eventIsOnAnyMenuSource(event)) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
},
|
|
|
|
_closeMenu: function() {
|
|
if (this._activeMenu != null)
|
|
this._activeMenu.close();
|
|
this.ungrab();
|
|
}
|
|
};
|