113 lines
4.7 KiB
JavaScript
113 lines
4.7 KiB
JavaScript
/* -*- mode: js2; js2-basic-offset: 4; indent-tabs-mode: nil -*- */
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const Big = imports.gi.Big;
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const Clutter = imports.gi.Clutter;
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const GLib = imports.gi.GLib;
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const Pango = imports.gi.Pango;
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const Shell = imports.gi.Shell;
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const Lang = imports.lang;
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const GenericDisplay = imports.ui.genericDisplay;
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const Main = imports.ui.main;
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const GLOW_COLOR = new Clutter.Color();
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GLOW_COLOR.from_pixel(0x4f6ba4ff);
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const GLOW_PADDING_HORIZONTAL = 3;
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const GLOW_PADDING_VERTICAL = 3;
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const APP_ICON_SIZE = 48;
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function AppIcon(appInfo) {
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this._init(appInfo);
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}
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AppIcon.prototype = {
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_init : function(appInfo) {
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this.appInfo = appInfo;
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this.actor = new Big.Box({ orientation: Big.BoxOrientation.VERTICAL,
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corner_radius: 2,
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border: 0,
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padding: 1,
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border_color: GenericDisplay.ITEM_DISPLAY_SELECTED_BACKGROUND_COLOR,
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reactive: true });
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this.actor._delegate = this;
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let iconBox = new Big.Box({ orientation: Big.BoxOrientation.VERTICAL,
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x_align: Big.BoxAlignment.CENTER,
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y_align: Big.BoxAlignment.CENTER });
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this._icon = appInfo.create_icon_texture(APP_ICON_SIZE);
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iconBox.append(this._icon, Big.BoxPackFlags.NONE);
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this.actor.append(iconBox, Big.BoxPackFlags.EXPAND);
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this._windows = Shell.AppMonitor.get_default().get_windows_for_app(appInfo.get_id());
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let nameBox = new Shell.GenericContainer();
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nameBox.connect('get-preferred-width', Lang.bind(this, this._nameBoxGetPreferredWidth));
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nameBox.connect('get-preferred-height', Lang.bind(this, this._nameBoxGetPreferredHeight));
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nameBox.connect('allocate', Lang.bind(this, this._nameBoxAllocate));
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this._nameBox = nameBox;
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this._name = new Clutter.Text({ color: GenericDisplay.ITEM_DISPLAY_NAME_COLOR,
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font_name: "Sans 12px",
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line_alignment: Pango.Alignment.CENTER,
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ellipsize: Pango.EllipsizeMode.END,
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text: appInfo.get_name() });
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nameBox.add_actor(this._name);
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this._glowBox = new Big.Box({ orientation: Big.BoxOrientation.HORIZONTAL });
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let glowPath = GLib.filename_to_uri(Shell.Global.get().imagedir + 'app-well-glow.png', '');
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for (let i = 0; i < this._windows.length && i < 3; i++) {
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let glow = Shell.TextureCache.get_default().load_uri_sync(Shell.TextureCachePolicy.FOREVER,
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glowPath, -1, -1);
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glow.keep_aspect_ratio = false;
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this._glowBox.append(glow, Big.BoxPackFlags.EXPAND);
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}
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this._nameBox.add_actor(this._glowBox);
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this._glowBox.lower(this._name);
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this.actor.append(nameBox, Big.BoxPackFlags.NONE);
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},
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_nameBoxGetPreferredWidth: function (nameBox, forHeight, alloc) {
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let [min, natural] = this._name.get_preferred_width(forHeight);
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alloc.min_size = min + GLOW_PADDING_HORIZONTAL * 2;
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alloc.natural_size = natural + GLOW_PADDING_HORIZONTAL * 2;
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},
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_nameBoxGetPreferredHeight: function (nameBox, forWidth, alloc) {
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let [min, natural] = this._name.get_preferred_height(forWidth);
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alloc.min_size = min + GLOW_PADDING_VERTICAL * 2;
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alloc.natural_size = natural + GLOW_PADDING_VERTICAL * 2;
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},
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_nameBoxAllocate: function (nameBox, box, flags) {
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let childBox = new Clutter.ActorBox();
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let [minWidth, naturalWidth] = this._name.get_preferred_width(-1);
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let [minHeight, naturalHeight] = this._name.get_preferred_height(-1);
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let availWidth = box.x2 - box.x1;
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let availHeight = box.y2 - box.y1;
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let targetWidth = availWidth;
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let xPadding = 0;
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if (naturalWidth < availWidth) {
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xPadding = Math.floor((availWidth - naturalWidth) / 2);
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}
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childBox.x1 = xPadding;
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childBox.x2 = availWidth - xPadding;
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childBox.y1 = GLOW_PADDING_VERTICAL;
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childBox.y2 = availHeight - GLOW_PADDING_VERTICAL;
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this._name.allocate(childBox, flags);
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// Now the glow
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if (this._glowBox != null) {
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let glowPaddingHoriz = Math.max(0, xPadding - GLOW_PADDING_HORIZONTAL);
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glowPaddingHoriz = Math.max(GLOW_PADDING_HORIZONTAL, glowPaddingHoriz);
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childBox.x1 = glowPaddingHoriz;
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childBox.x2 = availWidth - glowPaddingHoriz;
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childBox.y1 = 0;
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childBox.y2 = availHeight;
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this._glowBox.allocate(childBox, flags);
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}
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}
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};
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