761 lines
30 KiB
JavaScript
761 lines
30 KiB
JavaScript
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/**
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* Vertical Workspaces
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* workspaceThumbnail.js
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*
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* @author GdH <G-dH@github.com>
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* @copyright 2022 - 2023
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* @license GPL-3.0
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*
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*/
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'use strict';
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const { Clutter, Graphene, Meta, Shell, St } = imports.gi;
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const DND = imports.ui.dnd;
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const Main = imports.ui.main;
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const Background = imports.ui.background;
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const WorkspaceThumbnail = imports.ui.workspaceThumbnail;
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const ThumbnailState = WorkspaceThumbnail.ThumbnailState;
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const ControlsState = imports.ui.overviewControls.ControlsState;
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const ExtensionUtils = imports.misc.extensionUtils;
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const Me = ExtensionUtils.getCurrentExtension();
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const _Util = Me.imports.util;
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let _overrides;
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const WORKSPACE_CUT_SIZE = 10;
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const original_MAX_THUMBNAIL_SCALE = WorkspaceThumbnail.MAX_THUMBNAIL_SCALE;
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let MAX_THUMBNAIL_SCALE;
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var opt = null;
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function update(reset = false) {
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if (_overrides) {
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_overrides.removeAll();
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}
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if (reset) {
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if (original_MAX_THUMBNAIL_SCALE)
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WorkspaceThumbnail.MAX_THUMBNAIL_SCALE = original_MAX_THUMBNAIL_SCALE;
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_overrides = null;
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opt = null;
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return;
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}
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opt = Me.imports.settings.opt;
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MAX_THUMBNAIL_SCALE = opt.MAX_THUMBNAIL_SCALE;
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WorkspaceThumbnail.MAX_THUMBNAIL_SCALE = MAX_THUMBNAIL_SCALE;
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_overrides = new _Util.Overrides();
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_overrides.addOverride('WorkspaceThumbnail', WorkspaceThumbnail.WorkspaceThumbnail.prototype, WorkspaceThumbnailCommon);
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if (opt.ORIENTATION === Clutter.Orientation.VERTICAL) {
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_overrides.addOverride('ThumbnailsBox', WorkspaceThumbnail.ThumbnailsBox.prototype, ThumbnailsBoxVertical);
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} else {
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_overrides.addOverride('ThumbnailsBox', WorkspaceThumbnail.ThumbnailsBox.prototype, ThumbnailsBoxHorizontal);
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}
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}
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var WorkspaceThumbnailCommon = {
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after__init: function () {
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//radius of ws thumbnail background
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this.add_style_class_name('ws-tmb');
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// add workspace thumbnails labels if enabled
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if (opt.SHOW_WST_LABELS) { // 0 - disable
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// layout manager allows aligning widget children
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this.layout_manager = new Clutter.BinLayout();
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// adding layout manager to tmb widget breaks wallpaper background aligning and rounded corners
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// unless border is removed
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if (opt.SHOW_WS_TMB_BG)
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this.add_style_class_name('ws-tmb-labeled');
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const getLabel = function() {
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const wsIndex = this.metaWorkspace.index();
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let label = `${wsIndex + 1}`;
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if (opt.SHOW_WST_LABELS === 2) { // 2 - index + workspace name
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const settings = ExtensionUtils.getSettings('org.gnome.desktop.wm.preferences');
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const wsLabels = settings.get_strv('workspace-names');
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if (wsLabels.length > wsIndex && wsLabels[wsIndex]) {
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label += `: ${wsLabels[wsIndex]}`;
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}
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} else if (opt.SHOW_WST_LABELS === 3) { // 3- index + app name
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// global.display.get_tab_list offers workspace filtering using the second argument, but...
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// ... it sometimes includes windows from other workspaces, like minimized VBox machines, after Shell restarts
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const metaWin = global.display.get_tab_list(0, null).filter(
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w => w.get_monitor() === this.monitorIndex && w.get_workspace().index() === wsIndex)[0];
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if (metaWin) {
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let tracker = Shell.WindowTracker.get_default();
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label += `: ${tracker.get_window_app(metaWin).get_name()}`;
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}
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} else if (opt.SHOW_WST_LABELS === 4) {
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const metaWin = global.display.get_tab_list(0, null).filter(
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w => w.get_monitor() === this.monitorIndex && w.get_workspace().index() === wsIndex)[0];
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if (metaWin) {
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label += `: ${metaWin.title}`;
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}
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}
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return label;
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}.bind(this);
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const label = getLabel();
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this._wsLabel = new St.Label({
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text: label,
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style_class: 'ws-tmb-label',
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x_align: Clutter.ActorAlign.FILL,
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y_align: Clutter.ActorAlign.END,
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x_expand: true,
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y_expand: true,
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});
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this._wsLabel._maxOpacity = 255;
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this._wsLabel.opacity = this._wsLabel._maxOpacity;
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this.add_child(this._wsLabel);
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this.set_child_above_sibling(this._wsLabel, null);
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this._wsIndexSigId = this.metaWorkspace.connect('notify::workspace-index', () => {
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const newLabel = getLabel();
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this._wsLabel.text = newLabel;
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});
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this.connect('destroy', () => this.metaWorkspace.disconnect(this._wsIndexSigId));
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if (opt.SHOW_WST_LABELS_ON_HOVER) {
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this._wsLabel.opacity = 0;
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this.reactive = true;
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this.connect('enter-event', ()=> this._wsLabel.ease({
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duration: 100,
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mode: Clutter.AnimationMode.EASE_OUT_QUAD,
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opacity: this._wsLabel._maxOpacity
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}));
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this.connect('leave-event', ()=> this._wsLabel.ease({
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duration: 100,
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mode: Clutter.AnimationMode.EASE_OUT_QUAD,
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opacity: 0
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}));
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}
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}
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if (opt.SHOW_WS_TMB_BG) {
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this._bgManager = new Background.BackgroundManager({
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monitorIndex: this.monitorIndex,
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container: this._viewport,
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vignette: false,
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controlPosition: false,
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});
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this._viewport.set_child_below_sibling(this._bgManager.backgroundActor, null);
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this.connect('destroy', function () {
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if (this._bgManager)
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this._bgManager.destroy();
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this._bgManager = null;
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}.bind(this));
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this._bgManager.backgroundActor.opacity = 220;
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// this all is just for the small border radius...
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/*const { scaleFactor } = St.ThemeContext.get_for_stage(global.stage);
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const cornerRadius = scaleFactor * BACKGROUND_CORNER_RADIUS_PIXELS;
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const backgroundContent = this._bgManager.backgroundActor.content;
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backgroundContent.rounded_clip_radius = cornerRadius;
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// the original clip has some addition at the bottom
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const rect = new Graphene.Rect();
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rect.origin.x = this._viewport.x;
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rect.origin.y = this._viewport.y;
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rect.size.width = this._viewport.width;
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rect.size.height = this._viewport.height;
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this._bgManager.backgroundActor.content.set_rounded_clip_bounds(rect);*/
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}
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},
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activate: function(time) {
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if (this.state > ThumbnailState.NORMAL)
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return;
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// if Static Workspace overview mode active, a click on the already active workspace should activate the window picker mode
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const wsIndex = this.metaWorkspace.index();
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const lastWsIndex = global.display.get_workspace_manager().get_n_workspaces() - 1;
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const stateAdjustment = Main.overview._overview.controls._stateAdjustment;
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if (stateAdjustment.value === ControlsState.APP_GRID) {
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if (this.metaWorkspace.active) {
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Main.overview._overview.controls._shiftState(Meta.MotionDirection.DOWN);
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// if searchActive, hide it immediately
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Main.overview.searchEntry.set_text('');
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} else {
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this.metaWorkspace.activate(time);
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}
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} else {
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if (opt.OVERVIEW_MODE2 && !opt.WORKSPACE_MODE && wsIndex < lastWsIndex) {
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if (stateAdjustment.value > 1) {
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stateAdjustment.value = 1;
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}
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// spread windows
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// in OVERVIEW MODE 2 windows are not spread and workspace is not scaled
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// we need to repeat transition to the overview state 1 (window picker), but with spreading windows animation
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if (this.metaWorkspace.active) {
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opt.WORKSPACE_MODE = 1;
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const stateAdjustment = Main.overview._overview.controls._stateAdjustment
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// setting value to 0 would reset WORKSPACE_MODE
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stateAdjustment.value = 0.01;
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stateAdjustment.ease(1, {
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duration: 200,
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mode: Clutter.AnimationMode.EASE_OUT_QUAD,
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});
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/*const adjustment = Main.overview._overview.controls._workspacesDisplay._workspacesViews[0]._workspaces[wsIndex].stateAdjustment;
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adjustment.value = 0;
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adjustment.ease(1, {
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duration: 200,
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mode: Clutter.AnimationMode.EASE_OUT_QUAD,
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});*/
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} else {
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// switch ws
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this.metaWorkspace.activate(time);
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}
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// a click on the current workspace should go back to the main view
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} else if (this.metaWorkspace.active) {
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Main.overview.hide();
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} else {
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this.metaWorkspace.activate(time);
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}
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}
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}
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}
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// ThumbnailsBox Vertical
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var ThumbnailsBoxVertical = {
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_activateThumbnailAtPoint: function(stageX, stageY, time) {
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const [r_, x, y] = this.transform_stage_point(stageX, stageY);
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const thumbnail = this._thumbnails.find(t => y >= t.y && y <= t.y + t.height);
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if (thumbnail) {
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thumbnail.activate(time);
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}
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},
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_getPlaceholderTarget: function(index, spacing, rtl) {
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const workspace = this._thumbnails[index];
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let targetY1;
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let targetY2;
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if (rtl) {
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const baseY = workspace.y + workspace.height;
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targetY1 = baseY - WORKSPACE_CUT_SIZE;
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targetY2 = baseY + spacing + WORKSPACE_CUT_SIZE;
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} else {
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targetY1 = workspace.y - spacing - WORKSPACE_CUT_SIZE;
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targetY2 = workspace.y + WORKSPACE_CUT_SIZE;
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}
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if (index === 0) {
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if (rtl)
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targetY2 -= spacing + WORKSPACE_CUT_SIZE;
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else
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targetY1 += spacing + WORKSPACE_CUT_SIZE;
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}
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if (index === this._dropPlaceholderPos) {
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const placeholderHeight = this._dropPlaceholder.get_height() + spacing;
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if (rtl)
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targetY2 += placeholderHeight;
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else
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targetY1 -= placeholderHeight;
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}
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return [targetY1, targetY2];
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},
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_withinWorkspace: function(y, index, rtl) {
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const length = this._thumbnails.length;
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const workspace = this._thumbnails[index];
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let workspaceY1 = workspace.y + WORKSPACE_CUT_SIZE;
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let workspaceY2 = workspace.y + workspace.height - WORKSPACE_CUT_SIZE;
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if (index === length - 1) {
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if (rtl)
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workspaceY1 -= WORKSPACE_CUT_SIZE;
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else
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workspaceY2 += WORKSPACE_CUT_SIZE;
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}
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return y > workspaceY1 && y <= workspaceY2;
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},
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handleDragOver: function(source, actor, x, y, time) {
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if (!source.metaWindow &&
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(!source.app || !source.app.can_open_new_window()) &&
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(source.app || !source.shellWorkspaceLaunch) &&
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source != Main.xdndHandler)
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return DND.DragMotionResult.CONTINUE;
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const rtl = Clutter.get_default_text_direction() === Clutter.TextDirection.RTL;
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let canCreateWorkspaces = Meta.prefs_get_dynamic_workspaces();
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let spacing = this.get_theme_node().get_length('spacing');
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this._dropWorkspace = -1;
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let placeholderPos = -1;
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let length = this._thumbnails.length;
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for (let i = 0; i < length; i++) {
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const index = rtl ? length - i - 1 : i;
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if (canCreateWorkspaces && source !== Main.xdndHandler) {
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const [targetStart, targetEnd] =
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this._getPlaceholderTarget(index, spacing, rtl);
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if (y > targetStart && y <= targetEnd) {
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placeholderPos = index;
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break;
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}
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}
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if (this._withinWorkspace(y, index, rtl)) {
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this._dropWorkspace = index;
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break;
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}
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}
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if (this._dropPlaceholderPos != placeholderPos) {
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this._dropPlaceholderPos = placeholderPos;
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this.queue_relayout();
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}
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if (this._dropWorkspace != -1)
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return this._thumbnails[this._dropWorkspace].handleDragOverInternal(source, actor, time);
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else if (this._dropPlaceholderPos != -1)
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return source.metaWindow ? DND.DragMotionResult.MOVE_DROP : DND.DragMotionResult.COPY_DROP;
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else
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return DND.DragMotionResult.CONTINUE;
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},
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//vfunc_get_preferred_width: function(forHeight) {
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// override of this vfunc doesn't work for some reason (tested on Ubuntu and Fedora), it's not reachable
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get_preferred_custom_width: function(forHeight) {
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if (forHeight === -1)
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return this.get_preferred_custom_height(forHeight);
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let themeNode = this.get_theme_node();
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forHeight = themeNode.adjust_for_width(forHeight);
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let spacing = themeNode.get_length('spacing');
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let nWorkspaces = this._thumbnails.length;
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let totalSpacing = (nWorkspaces - 1) * spacing;
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const avail = forHeight - totalSpacing;
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||
|
|
let scale = (avail / nWorkspaces) / this._porthole.height;
|
||
|
|
scale = Math.min(scale, MAX_THUMBNAIL_SCALE);
|
||
|
|
|
||
|
|
const width = Math.round(this._porthole.width * scale);
|
||
|
|
|
||
|
|
return themeNode.adjust_preferred_width(width, width);
|
||
|
|
},
|
||
|
|
|
||
|
|
get_preferred_custom_height: function(_forWidth) {
|
||
|
|
// Note that for getPreferredHeight/Width we cheat a bit and skip propagating
|
||
|
|
// the size request to our children because we know how big they are and know
|
||
|
|
// that the actors aren't depending on the virtual functions being called.
|
||
|
|
let themeNode = this.get_theme_node();
|
||
|
|
|
||
|
|
let spacing = themeNode.get_length('spacing');
|
||
|
|
let nWorkspaces = this._thumbnails.length;
|
||
|
|
|
||
|
|
let totalSpacing = (nWorkspaces - 1) * spacing;
|
||
|
|
|
||
|
|
const ratio = this._porthole.width / this._porthole.height;
|
||
|
|
const tmbHeight = _forWidth / ratio;
|
||
|
|
|
||
|
|
const naturalheight = this._thumbnails.reduce((accumulator, thumbnail, index) => {
|
||
|
|
//let workspaceSpacing = 0;
|
||
|
|
|
||
|
|
const progress = 1 - thumbnail.collapse_fraction;
|
||
|
|
//const height = (this._porthole.height * MAX_THUMBNAIL_SCALE + workspaceSpacing) * progress;
|
||
|
|
const height = (tmbHeight) * progress;
|
||
|
|
return accumulator + height;
|
||
|
|
}, 0);
|
||
|
|
|
||
|
|
//return themeNode.adjust_preferred_height(totalSpacing, naturalheight);
|
||
|
|
// we need to calculate the height precisely as it need to align with the workspacesDisplay because of transition animation
|
||
|
|
// This works perfectly for fullHD monitor, for some reason 5:4 aspect ratio monitor adds unnecessary pixels to the final height of the thumbnailsBox
|
||
|
|
return [totalSpacing, naturalheight];
|
||
|
|
},
|
||
|
|
|
||
|
|
// removes extra space (extraWidth in the original function), we need the box as accurate as possible
|
||
|
|
// for precise app grid transition animation
|
||
|
|
vfunc_allocate: function(box) {
|
||
|
|
this.set_allocation(box);
|
||
|
|
|
||
|
|
let rtl = Clutter.get_default_text_direction() == Clutter.TextDirection.RTL;
|
||
|
|
|
||
|
|
if (this._thumbnails.length == 0) // not visible
|
||
|
|
return;
|
||
|
|
|
||
|
|
let themeNode = this.get_theme_node();
|
||
|
|
box = themeNode.get_content_box(box);
|
||
|
|
|
||
|
|
const portholeWidth = this._porthole.width;
|
||
|
|
const portholeHeight = this._porthole.height;
|
||
|
|
const spacing = themeNode.get_length('spacing');
|
||
|
|
|
||
|
|
const nWorkspaces = this._thumbnails.length;
|
||
|
|
|
||
|
|
// Compute the scale we'll need once everything is updated,
|
||
|
|
// unless we are currently transitioning
|
||
|
|
if (this._expandFraction === 1) {
|
||
|
|
const totalSpacing = (nWorkspaces - 1) * spacing;
|
||
|
|
const availableHeight = (box.get_height() - totalSpacing) / nWorkspaces;
|
||
|
|
|
||
|
|
const hScale = box.get_width() / portholeWidth;
|
||
|
|
const vScale = availableHeight / portholeHeight;
|
||
|
|
const newScale = Math.min(hScale, vScale);
|
||
|
|
|
||
|
|
if (newScale !== this._targetScale) {
|
||
|
|
if (this._targetScale > 0) {
|
||
|
|
// We don't ease immediately because we need to observe the
|
||
|
|
// ordering in queueUpdateStates - if workspaces have been
|
||
|
|
// removed we need to slide them out as the first thing.
|
||
|
|
this._targetScale = newScale;
|
||
|
|
this._pendingScaleUpdate = true;
|
||
|
|
} else {
|
||
|
|
this._targetScale = this._scale = newScale;
|
||
|
|
}
|
||
|
|
|
||
|
|
this._queueUpdateStates();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
const ratio = portholeWidth / portholeHeight;
|
||
|
|
const thumbnailFullHeight = Math.round(portholeHeight * this._scale);
|
||
|
|
const thumbnailWidth = Math.round(thumbnailFullHeight * ratio);
|
||
|
|
const thumbnailHeight = thumbnailFullHeight * this._expandFraction;
|
||
|
|
const roundedVScale = thumbnailHeight / portholeHeight;
|
||
|
|
|
||
|
|
let indicatorValue = this._scrollAdjustment.value;
|
||
|
|
let indicatorUpperWs = Math.ceil(indicatorValue);
|
||
|
|
let indicatorLowerWs = Math.floor(indicatorValue);
|
||
|
|
|
||
|
|
let indicatorLowerY1 = 0;
|
||
|
|
let indicatorLowerY2 = 0;
|
||
|
|
let indicatorUpperY1 = 0;
|
||
|
|
let indicatorUpperY2 = 0;
|
||
|
|
|
||
|
|
let indicatorThemeNode = this._indicator.get_theme_node();
|
||
|
|
let indicatorTopFullBorder = indicatorThemeNode.get_padding(St.Side.TOP) + indicatorThemeNode.get_border_width(St.Side.TOP);
|
||
|
|
let indicatorBottomFullBorder = indicatorThemeNode.get_padding(St.Side.BOTTOM) + indicatorThemeNode.get_border_width(St.Side.BOTTOM);
|
||
|
|
let indicatorLeftFullBorder = indicatorThemeNode.get_padding(St.Side.LEFT) + indicatorThemeNode.get_border_width(St.Side.LEFT);
|
||
|
|
let indicatorRightFullBorder = indicatorThemeNode.get_padding(St.Side.RIGHT) + indicatorThemeNode.get_border_width(St.Side.RIGHT);
|
||
|
|
|
||
|
|
let y = box.y1;
|
||
|
|
|
||
|
|
if (this._dropPlaceholderPos == -1) {
|
||
|
|
this._dropPlaceholder.allocate_preferred_size(
|
||
|
|
...this._dropPlaceholder.get_position());
|
||
|
|
|
||
|
|
Meta.later_add(Meta.LaterType.BEFORE_REDRAW, () => {
|
||
|
|
this._dropPlaceholder.hide();
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
let childBox = new Clutter.ActorBox();
|
||
|
|
|
||
|
|
for (let i = 0; i < this._thumbnails.length; i++) {
|
||
|
|
const thumbnail = this._thumbnails[i];
|
||
|
|
if (i > 0)
|
||
|
|
y += spacing - Math.round(thumbnail.collapse_fraction * spacing);
|
||
|
|
|
||
|
|
const x1 = box.x1;
|
||
|
|
const x2 = x1 + thumbnailWidth;
|
||
|
|
|
||
|
|
if (i === this._dropPlaceholderPos) {
|
||
|
|
let [, placeholderHeight] = this._dropPlaceholder.get_preferred_height(-1);
|
||
|
|
childBox.x1 = x1;
|
||
|
|
childBox.x2 = x2;
|
||
|
|
|
||
|
|
if (rtl) {
|
||
|
|
childBox.y2 = box.y2 - Math.round(y);
|
||
|
|
childBox.y1 = box.y2 - Math.round(y + placeholderHeight);
|
||
|
|
} else {
|
||
|
|
childBox.y1 = Math.round(y);
|
||
|
|
childBox.y2 = Math.round(y + placeholderHeight);
|
||
|
|
}
|
||
|
|
|
||
|
|
this._dropPlaceholder.allocate(childBox);
|
||
|
|
|
||
|
|
Meta.later_add(Meta.LaterType.BEFORE_REDRAW, () => {
|
||
|
|
this._dropPlaceholder.show();
|
||
|
|
});
|
||
|
|
y += placeholderHeight + spacing;
|
||
|
|
}
|
||
|
|
|
||
|
|
// We might end up with thumbnailWidth being something like 99.33
|
||
|
|
// pixels. To make this work and not end up with a gap at the end,
|
||
|
|
// we need some thumbnails to be 99 pixels and some 100 pixels width;
|
||
|
|
// we compute an actual scale separately for each thumbnail.
|
||
|
|
const y1 = Math.round(y);
|
||
|
|
const y2 = Math.round(y + thumbnailHeight);
|
||
|
|
const roundedHScale = (y2 - y1) / portholeHeight;
|
||
|
|
|
||
|
|
// Allocating a scaled actor is funny - x1/y1 correspond to the origin
|
||
|
|
// of the actor, but x2/y2 are increased by the *unscaled* size.
|
||
|
|
if (rtl) {
|
||
|
|
childBox.y2 = box.y2 - y1;
|
||
|
|
childBox.y1 = box.y2 - (y1 + thumbnailHeight);
|
||
|
|
} else {
|
||
|
|
childBox.y1 = y1;
|
||
|
|
childBox.y2 = y1 + thumbnailHeight;
|
||
|
|
}
|
||
|
|
childBox.x1 = x1;
|
||
|
|
childBox.x2 = x1 + thumbnailWidth;
|
||
|
|
|
||
|
|
thumbnail.setScale(roundedHScale, roundedVScale);
|
||
|
|
thumbnail.allocate(childBox);
|
||
|
|
|
||
|
|
if (i === indicatorUpperWs) {
|
||
|
|
indicatorUpperY1 = childBox.y1;
|
||
|
|
indicatorUpperY2 = childBox.y2;
|
||
|
|
}
|
||
|
|
if (i === indicatorLowerWs) {
|
||
|
|
indicatorLowerY1 = childBox.y1;
|
||
|
|
indicatorLowerY2 = childBox.y2;
|
||
|
|
}
|
||
|
|
|
||
|
|
// We round the collapsing portion so that we don't get thumbnails resizing
|
||
|
|
// during an animation due to differences in rounded, but leave the uncollapsed
|
||
|
|
// portion unrounded so that non-animating we end up with the right total
|
||
|
|
y += thumbnailHeight - Math.round(thumbnailHeight * thumbnail.collapse_fraction);
|
||
|
|
}
|
||
|
|
|
||
|
|
childBox.x1 = box.x1;
|
||
|
|
childBox.x2 = box.x1 + thumbnailWidth;
|
||
|
|
|
||
|
|
const indicatorY1 = indicatorLowerY1 +
|
||
|
|
(indicatorUpperY1 - indicatorLowerY1) * (indicatorValue % 1);
|
||
|
|
const indicatorY2 = indicatorLowerY2 +
|
||
|
|
(indicatorUpperY2 - indicatorLowerY2) * (indicatorValue % 1);
|
||
|
|
|
||
|
|
childBox.y1 = indicatorY1 - indicatorTopFullBorder;
|
||
|
|
childBox.y2 = indicatorY2 + indicatorBottomFullBorder;
|
||
|
|
childBox.x1 -= indicatorLeftFullBorder;
|
||
|
|
childBox.x2 += indicatorRightFullBorder;
|
||
|
|
this._indicator.allocate(childBox);
|
||
|
|
},
|
||
|
|
|
||
|
|
_updateShouldShow: function() {
|
||
|
|
// set current workspace indicator border radius
|
||
|
|
// here just 'cause it's easier than adding to init
|
||
|
|
this._indicator.add_style_class_name('ws-tmb');
|
||
|
|
|
||
|
|
const shouldShow = opt.SHOW_WS_TMB;
|
||
|
|
if (this._shouldShow === shouldShow)
|
||
|
|
return;
|
||
|
|
|
||
|
|
this._shouldShow = shouldShow;
|
||
|
|
this.notify('should-show');
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// ThumbnailsBox Horizontal
|
||
|
|
|
||
|
|
var ThumbnailsBoxHorizontal = {
|
||
|
|
get_preferred_custom_width: function(_forHeight) {
|
||
|
|
// Note that for getPreferredHeight/Width we cheat a bit and skip propagating
|
||
|
|
// the size request to our children because we know how big they are and know
|
||
|
|
// that the actors aren't depending on the virtual functions being called.
|
||
|
|
let themeNode = this.get_theme_node();
|
||
|
|
|
||
|
|
let spacing = themeNode.get_length('spacing');
|
||
|
|
let nWorkspaces = this._thumbnails.length;
|
||
|
|
let totalSpacing = (nWorkspaces - 1) * spacing;
|
||
|
|
|
||
|
|
const ratio = this._porthole.height / this._porthole.width;
|
||
|
|
const tmbWidth = (_forHeight - 2 * spacing) / ratio;
|
||
|
|
|
||
|
|
const naturalWidth = this._thumbnails.reduce((accumulator, thumbnail, index) => {
|
||
|
|
const progress = 1 - thumbnail.collapse_fraction;
|
||
|
|
const width = tmbWidth * progress;
|
||
|
|
return accumulator + width;
|
||
|
|
}, 0);
|
||
|
|
|
||
|
|
return themeNode.adjust_preferred_width(totalSpacing, naturalWidth);
|
||
|
|
},
|
||
|
|
|
||
|
|
vfunc_allocate(box) {
|
||
|
|
this.set_allocation(box);
|
||
|
|
|
||
|
|
let rtl = Clutter.get_default_text_direction() == Clutter.TextDirection.RTL;
|
||
|
|
|
||
|
|
if (this._thumbnails.length == 0) // not visible
|
||
|
|
return;
|
||
|
|
|
||
|
|
let themeNode = this.get_theme_node();
|
||
|
|
box = themeNode.get_content_box(box);
|
||
|
|
|
||
|
|
const portholeWidth = this._porthole.width;
|
||
|
|
const portholeHeight = this._porthole.height;
|
||
|
|
const spacing = themeNode.get_length('spacing');
|
||
|
|
|
||
|
|
const nWorkspaces = this._thumbnails.length;
|
||
|
|
|
||
|
|
// Compute the scale we'll need once everything is updated,
|
||
|
|
// unless we are currently transitioning
|
||
|
|
if (this._expandFraction === 1) {
|
||
|
|
const totalSpacing = (nWorkspaces - 1) * spacing;
|
||
|
|
const availableWidth = (box.get_width() - totalSpacing) / nWorkspaces;
|
||
|
|
|
||
|
|
const hScale = availableWidth / portholeWidth;
|
||
|
|
const vScale = box.get_height() / portholeHeight;
|
||
|
|
const newScale = Math.min(hScale, vScale);
|
||
|
|
|
||
|
|
if (newScale !== this._targetScale) {
|
||
|
|
if (this._targetScale > 0) {
|
||
|
|
// We don't ease immediately because we need to observe the
|
||
|
|
// ordering in queueUpdateStates - if workspaces have been
|
||
|
|
// removed we need to slide them out as the first thing.
|
||
|
|
this._targetScale = newScale;
|
||
|
|
this._pendingScaleUpdate = true;
|
||
|
|
} else {
|
||
|
|
this._targetScale = this._scale = newScale;
|
||
|
|
}
|
||
|
|
|
||
|
|
this._queueUpdateStates();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
const ratio = portholeWidth / portholeHeight;
|
||
|
|
const thumbnailFullHeight = Math.round(portholeHeight * this._scale);
|
||
|
|
const thumbnailWidth = Math.round(thumbnailFullHeight * ratio);
|
||
|
|
const thumbnailHeight = thumbnailFullHeight * this._expandFraction;
|
||
|
|
const roundedVScale = thumbnailHeight / portholeHeight;
|
||
|
|
|
||
|
|
let indicatorValue = this._scrollAdjustment.value;
|
||
|
|
let indicatorUpperWs = Math.ceil(indicatorValue);
|
||
|
|
let indicatorLowerWs = Math.floor(indicatorValue);
|
||
|
|
|
||
|
|
let indicatorLowerX1 = 0;
|
||
|
|
let indicatorLowerX2 = 0;
|
||
|
|
let indicatorUpperX1 = 0;
|
||
|
|
let indicatorUpperX2 = 0;
|
||
|
|
|
||
|
|
let indicatorThemeNode = this._indicator.get_theme_node();
|
||
|
|
let indicatorTopFullBorder = indicatorThemeNode.get_padding(St.Side.TOP) + indicatorThemeNode.get_border_width(St.Side.TOP);
|
||
|
|
let indicatorBottomFullBorder = indicatorThemeNode.get_padding(St.Side.BOTTOM) + indicatorThemeNode.get_border_width(St.Side.BOTTOM);
|
||
|
|
let indicatorLeftFullBorder = indicatorThemeNode.get_padding(St.Side.LEFT) + indicatorThemeNode.get_border_width(St.Side.LEFT);
|
||
|
|
let indicatorRightFullBorder = indicatorThemeNode.get_padding(St.Side.RIGHT) + indicatorThemeNode.get_border_width(St.Side.RIGHT);
|
||
|
|
|
||
|
|
let x = box.x1;
|
||
|
|
|
||
|
|
if (this._dropPlaceholderPos == -1) {
|
||
|
|
this._dropPlaceholder.allocate_preferred_size(
|
||
|
|
...this._dropPlaceholder.get_position());
|
||
|
|
|
||
|
|
Meta.later_add(Meta.LaterType.BEFORE_REDRAW, () => {
|
||
|
|
this._dropPlaceholder.hide();
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
let childBox = new Clutter.ActorBox();
|
||
|
|
|
||
|
|
for (let i = 0; i < this._thumbnails.length; i++) {
|
||
|
|
const thumbnail = this._thumbnails[i];
|
||
|
|
if (i > 0)
|
||
|
|
x += spacing - Math.round(thumbnail.collapse_fraction * spacing);
|
||
|
|
|
||
|
|
const y1 = box.y1;
|
||
|
|
const y2 = y1 + thumbnailHeight;
|
||
|
|
|
||
|
|
if (i === this._dropPlaceholderPos) {
|
||
|
|
const [, placeholderWidth] = this._dropPlaceholder.get_preferred_width(-1);
|
||
|
|
childBox.y1 = y1;
|
||
|
|
childBox.y2 = y2;
|
||
|
|
|
||
|
|
if (rtl) {
|
||
|
|
childBox.x2 = box.x2 - Math.round(x);
|
||
|
|
childBox.x1 = box.x2 - Math.round(x + placeholderWidth);
|
||
|
|
} else {
|
||
|
|
childBox.x1 = Math.round(x);
|
||
|
|
childBox.x2 = Math.round(x + placeholderWidth);
|
||
|
|
}
|
||
|
|
|
||
|
|
this._dropPlaceholder.allocate(childBox);
|
||
|
|
|
||
|
|
Meta.later_add(Meta.LaterType.BEFORE_REDRAW, () => {
|
||
|
|
this._dropPlaceholder.show();
|
||
|
|
});
|
||
|
|
x += placeholderWidth + spacing;
|
||
|
|
}
|
||
|
|
|
||
|
|
// We might end up with thumbnailWidth being something like 99.33
|
||
|
|
// pixels. To make this work and not end up with a gap at the end,
|
||
|
|
// we need some thumbnails to be 99 pixels and some 100 pixels width;
|
||
|
|
// we compute an actual scale separately for each thumbnail.
|
||
|
|
const x1 = Math.round(x);
|
||
|
|
const x2 = Math.round(x + thumbnailWidth);
|
||
|
|
const roundedHScale = (x2 - x1) / portholeWidth;
|
||
|
|
|
||
|
|
// Allocating a scaled actor is funny - x1/y1 correspond to the origin
|
||
|
|
// of the actor, but x2/y2 are increased by the *unscaled* size.
|
||
|
|
if (rtl) {
|
||
|
|
childBox.x2 = box.x2 - x1;
|
||
|
|
childBox.x1 = box.x2 - (x1 + thumbnailWidth);
|
||
|
|
} else {
|
||
|
|
childBox.x1 = x1;
|
||
|
|
childBox.x2 = x1 + thumbnailWidth;
|
||
|
|
}
|
||
|
|
childBox.y1 = y1;
|
||
|
|
childBox.y2 = y1 + thumbnailHeight;
|
||
|
|
|
||
|
|
thumbnail.setScale(roundedHScale, roundedVScale);
|
||
|
|
thumbnail.allocate(childBox);
|
||
|
|
|
||
|
|
if (i === indicatorUpperWs) {
|
||
|
|
indicatorUpperX1 = childBox.x1;
|
||
|
|
indicatorUpperX2 = childBox.x2;
|
||
|
|
}
|
||
|
|
if (i === indicatorLowerWs) {
|
||
|
|
indicatorLowerX1 = childBox.x1;
|
||
|
|
indicatorLowerX2 = childBox.x2;
|
||
|
|
}
|
||
|
|
|
||
|
|
// We round the collapsing portion so that we don't get thumbnails resizing
|
||
|
|
// during an animation due to differences in rounded, but leave the uncollapsed
|
||
|
|
// portion unrounded so that non-animating we end up with the right total
|
||
|
|
x += thumbnailWidth - Math.round(thumbnailWidth * thumbnail.collapse_fraction);
|
||
|
|
}
|
||
|
|
|
||
|
|
childBox.y1 = box.y1;
|
||
|
|
childBox.y2 = box.y1 + thumbnailHeight;
|
||
|
|
|
||
|
|
const indicatorX1 = indicatorLowerX1 +
|
||
|
|
(indicatorUpperX1 - indicatorLowerX1) * (indicatorValue % 1);
|
||
|
|
const indicatorX2 = indicatorLowerX2 +
|
||
|
|
(indicatorUpperX2 - indicatorLowerX2) * (indicatorValue % 1);
|
||
|
|
|
||
|
|
childBox.x1 = indicatorX1 - indicatorLeftFullBorder;
|
||
|
|
childBox.x2 = indicatorX2 + indicatorRightFullBorder;
|
||
|
|
childBox.y1 -= indicatorTopFullBorder;
|
||
|
|
childBox.y2 += indicatorBottomFullBorder;
|
||
|
|
this._indicator.allocate(childBox);
|
||
|
|
},
|
||
|
|
|
||
|
|
_updateShouldShow: ThumbnailsBoxVertical._updateShouldShow
|
||
|
|
}
|