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gnome-shell-extensions-extra/extensions/47/vertical-workspaces/lib/workspaceAnimation.js
Daniel Baumann af3a3f3a8f
Merging upstream version 20240916 (Closes: #1079257).
Signed-off-by: Daniel Baumann <daniel@debian.org>
2025-02-09 23:20:06 +01:00

262 lines
11 KiB
JavaScript

/**
* V-Shell (Vertical Workspaces)
* workspacesAnimation.js
*
* @author GdH <G-dH@github.com>
* @copyright 2022 - 2024
* @license GPL-3.0
*
*/
'use strict';
import Clutter from 'gi://Clutter';
import GObject from 'gi://GObject';
import St from 'gi://St';
import * as Main from 'resource:///org/gnome/shell/ui/main.js';
import * as Layout from 'resource:///org/gnome/shell/ui/layout.js';
import * as WorkspaceSwitcherPopup from 'resource:///org/gnome/shell/ui/workspaceSwitcherPopup.js';
import * as WorkspaceAnimation from 'resource:///org/gnome/shell/ui/workspaceAnimation.js';
import * as Util from 'resource:///org/gnome/shell/misc/util.js';
let Me;
let opt;
export const WorkspaceAnimationModule = class {
constructor(me) {
Me = me;
opt = Me.opt;
this._firstActivation = true;
this.moduleEnabled = false;
this._overrides = null;
this._origBaseDistance = null;
this._wsAnimationSwipeBeginId = 0;
this._wsAnimationSwipeUpdateId = 0;
this._wsAnimationSwipeEndId = 0;
}
cleanGlobals() {
Me = null;
opt = null;
}
update(reset) {
this.moduleEnabled = opt.get('workspaceAnimationModule');
const conflict = !WorkspaceAnimation.MonitorGroup;
if (conflict)
console.warn(`[${Me.metadata.name}] Warning: "WorkspaceAnimation" module disabled due to compatibility - GNOME Shell 45.1 or later is required`);
reset = reset || !this.moduleEnabled || conflict;
// don't touch the original code if module disabled
if (reset && !this._firstActivation) {
this._disableModule();
} else if (!reset) {
this._firstActivation = false;
this._activateModule();
}
if (reset && this._firstActivation)
console.debug(' WorkspaceAnimationModule - Keeping untouched');
}
_activateModule() {
if (!this._overrides)
this._overrides = new Me.Util.Overrides();
this._overrides.addOverride('MonitorGroup', WorkspaceAnimation.MonitorGroup.prototype, MonitorGroup);
this._connectWsAnimationSwipeTracker();
console.debug(' WorkspaceAnimationModule - Activated');
}
_disableModule() {
if (this._overrides)
this._overrides.removeAll();
this._overrides = null;
const reset = true;
this._connectWsAnimationSwipeTracker(reset);
console.debug(' WorkspaceAnimationModule - Disabled');
}
_connectWsAnimationSwipeTracker(reset = false) {
if (reset) {
if (this._wsAnimationSwipeBeginId) {
Main.wm._workspaceAnimation._swipeTracker.disconnect(this._wsAnimationSwipeBeginId);
this._wsAnimationSwipeBeginId = 0;
}
if (this._wsAnimationSwipeEndId) {
Main.wm._workspaceAnimation._swipeTracker.disconnect(this._wsAnimationSwipeEndId);
this._wsAnimationSwipeEndId = 0;
}
} else if (!this._wsAnimationSwipeBeginId) {
// display ws switcher popup when gesture begins and connect progress
this._wsAnimationSwipeBeginId = Main.wm._workspaceAnimation._swipeTracker.connect('begin', () => this._connectWsAnimationProgress(true));
// we want to be sure that popup with the final ws index show up when gesture ends
this._wsAnimationSwipeEndId = Main.wm._workspaceAnimation._swipeTracker.connect('end', (tracker, duration, endProgress) => this._connectWsAnimationProgress(false, endProgress));
}
}
_connectWsAnimationProgress(connect, endProgress = null) {
if (Main.overview.visible)
return;
if (connect && !this._wsAnimationSwipeUpdateId) {
this._wsAnimationSwipeUpdateId = Main.wm._workspaceAnimation._swipeTracker.connect('update', (tracker, progress) => this._showWsSwitcherPopup(progress));
} else if (!connect && this._wsAnimationSwipeUpdateId) {
Main.wm._workspaceAnimation._swipeTracker.disconnect(this._wsAnimationSwipeUpdateId);
this._wsAnimationSwipeUpdateId = 0;
this._showWsSwitcherPopup(Math.round(endProgress));
}
}
_showWsSwitcherPopup(progress) {
if (Main.overview.visible)
return;
const wsIndex = Math.round(progress);
if (Main.wm._workspaceSwitcherPopup === null) {
Main.wm._workspaceSwitcherPopup = new WorkspaceSwitcherPopup.WorkspaceSwitcherPopup();
Main.wm._workspaceSwitcherPopup.connect('destroy', () => {
Main.wm._workspaceSwitcherPopup = null;
});
}
Main.wm._workspaceSwitcherPopup.display(wsIndex);
}
};
const MonitorGroup = {
_init(monitor, workspaceIndices, movingWindow) {
St.Widget.prototype._init.bind(this)({
clip_to_allocation: true,
style_class: 'workspace-animation',
});
this._monitor = monitor;
const constraint = new Layout.MonitorConstraint({ index: monitor.index });
this.add_constraint(constraint);
this._container = new Clutter.Actor();
this.add_child(this._container);
const stickyGroup = new WorkspaceAnimation.WorkspaceGroup(null, monitor, movingWindow);
stickyGroup._windowRecords.forEach(r => {
const metaWin = r.windowActor.metaWindow;
// conky is sticky but should never get above other windows during ws animation
// so we hide it from the overlay group, we will see the original if not covered by other windows
if (metaWin.wm_class === 'conky')
r.clone.opacity = 0;
});
this.add_child(stickyGroup);
this._workspaceGroups = [];
const workspaceManager = global.workspace_manager;
const vertical = workspaceManager.layout_rows === -1;
const activeWorkspace = workspaceManager.get_active_workspace();
let x = 0;
let y = 0;
for (const i of workspaceIndices) {
const ws = workspaceManager.get_workspace_by_index(i);
const fullscreen = ws.list_windows().some(w => w.get_monitor() === monitor.index && w.is_fullscreen());
if (i > 0 && vertical && !fullscreen && monitor.index === Main.layoutManager.primaryIndex) {
// We have to shift windows up or down by the height of the panel to prevent having a
// visible gap between the windows while switching workspaces. Since fullscreen windows
// hide the panel, they don't need to be shifted up or down.
y -= Main.panel.height;
}
const group = new WorkspaceAnimation.WorkspaceGroup(ws, monitor, movingWindow);
this._workspaceGroups.push(group);
this._container.add_child(group);
group.set_position(x, y);
if (vertical)
y += this.baseDistance;
else if (Clutter.get_default_text_direction() === Clutter.TextDirection.RTL)
x -= this.baseDistance;
else
x += this.baseDistance;
}
this.progress = this.getWorkspaceProgress(activeWorkspace);
if (monitor.index === Main.layoutManager.primaryIndex) {
this._workspacesAdjustment = Main.createWorkspacesAdjustment(this);
this.bind_property_full('progress',
this._workspacesAdjustment, 'value',
GObject.BindingFlags.SYNC_CREATE,
(bind, source) => {
const indices = [
workspaceIndices[Math.floor(source)],
workspaceIndices[Math.ceil(source)],
];
return [true, Util.lerp(...indices, source % 1.0)];
},
null);
this.connect('destroy', () => {
// for some reason _workspaceAdjustment bound to the progress property in V-Shell
// causes the adjustment doesn't reach a whole number
// when switching ws up and that breaks the showing overview animation
// as a workaround round workspacesDisplay._scrollAdjustment value on destroy
// but it should be handled elsewhere as this workaround doesn't work when this module is disabled
const workspacesAdj = Main.overview._overview.controls._workspacesDisplay._scrollAdjustment;
workspacesAdj.value = Math.round(workspacesAdj.value);
delete this._workspacesAdjustment;
});
}
if (!opt.STATIC_WS_SWITCHER_BG)
return;
// we have two options to implement static bg feature
// one is adding background to monitorGroup
// but this one has disadvantage - sticky windows will be always on top of animated windows
// which is bad for conky, for example, that window should be always below
/* this._bgManager = new Background.BackgroundManager({
container: this,
monitorIndex: this._monitor.index,
controlPosition: false,
});*/
// the second option is to make background of the monitorGroup transparent so the real desktop content will stay visible,
// hide windows that should be animated and keep only sticky windows
// we can keep certain sticky windows bellow and also extensions like DING (icons on desktop) will stay visible
this.set_style('background-color: transparent;');
// stickyGroup holds the Always on Visible Workspace windows to keep them static and above other windows during animation
this._hiddenWindows = [];
// remove (hide) background wallpaper from the animation, we will see the original one
this._workspaceGroups.forEach(w => {
w._background.opacity = 0;
});
// hide (scale to 0) all non-sticky windows, their clones will be animated
global.get_window_actors().forEach(actor => {
const metaWin = actor.metaWindow;
if (metaWin?.get_monitor() === this._monitor.index &&
!(metaWin?.wm_class === 'conky' && metaWin?.is_on_all_workspaces()) &&
!(metaWin?.wm_class === 'Gjs' && metaWin?.is_on_all_workspaces())) { // DING extension uses window with Gjs class
// hide original window. we cannot use opacity since it also affects clones.
// scaling them to 0 works well
actor.scale_x = 0;
this._hiddenWindows.push(actor);
}
});
// restore all hidden windows at the end of animation
// todo - actors removed during transition need to be removed from the list to avoid access to destroyed actor
this.connect('destroy', () => {
this._hiddenWindows.forEach(actor => {
actor.scale_x = 1;
});
});
},
};