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const { Clutter, GLib, GObject, Graphene, Meta, St } = imports.gi;
const Background = imports.ui.background;
const DND = imports.ui.dnd;
const Main = imports.ui.main;
const OverviewControls = imports.ui.overviewControls;
const Params = imports.misc.params;
const Util = imports.misc.util;
const { WindowPreview } = imports.ui.windowPreview;
var WINDOW_PREVIEW_MAXIMUM_SCALE = 0.95;
var WINDOW_REPOSITIONING_DELAY = 750;
var LAYOUT_SCALE_WEIGHT = 1;
var LAYOUT_SPACE_WEIGHT = 0.1;
const BACKGROUND_CORNER_RADIUS_PIXELS = 30;
const BACKGROUND_MARGIN = 12;
const Workspace = imports.ui.workspace;
const Self = imports.misc.extensionUtils.getCurrentExtension();
const _Util = Self.imports.util;
const animateAllocation = imports.ui.workspace.animateAllocation;
var staticBackgroundEnabled = false;
function staticBackgroundOverride() {
if (!staticBackgroundEnabled) {
let set_backgrounds = function() {
if (global.vertical_overview.bgManagers) {
for (var bg of global.vertical_overview.bgManagers) {
Main.overview._overview._controls._stateAdjustment.disconnectObject(bg._fadeSignal);
bg.destroy();
}
}
global.vertical_overview.bgManagers = [];
for (var monitor of Main.layoutManager.monitors) {
let bgManager = new Background.BackgroundManager({
monitorIndex: monitor.index,
container: Main.layoutManager.overviewGroup,
vignette: true,
});
bgManager._fadeSignal = Main.overview._overview._controls._stateAdjustment.connectObject('notify::value', (v) => {
bgManager.backgroundActor.content.vignette_sharpness = Util.lerp(0, 0.6, Math.min(v.value, 1));
bgManager.backgroundActor.content.brightness = Util.lerp(1, 0.75, Math.min(v.value, 1));
});
global.vertical_overview.bgManagers.push(bgManager);
}
}
set_backgrounds();
global.vertical_overview.bgMonitorsChangedID = Main.layoutManager.connectObject('monitors-changed', set_backgrounds)
staticBackgroundEnabled = true;
}
}
function staticBackgroundReset() {
if (staticBackgroundEnabled) {
Main.layoutManager.disconnectObject(global.vertical_overview.bgMonitorChangedID);
global.vertical_overview.bgMonitorChangedID = null;
for (var bg of global.vertical_overview.bgManagers) {
Main.overview._overview._controls._stateAdjustment.disconnectObject(bg._fadeSignal);
bg.destroy();
}
delete global.vertical_overview.bgManagers;
staticBackgroundEnabled = false;
}
}
var scalingWorkspaceBackgroundEnabled = false;
function scalingWorkspaceBackgroundOverride() {
if (!scalingWorkspaceBackgroundEnabled) {
global.vertical_overview.GSFunctions['Workspace'] = _Util.overrideProto(Workspace.Workspace.prototype, WorkspaceOverride);
scalingWorkspaceBackgroundEnabled = true;
}
}
function scalingWorkspaceBackgroundReset() {
if (scalingWorkspaceBackgroundEnabled) {
_Util.overrideProto(Workspace.Workspace.prototype, global.vertical_overview.GSFunctions['Workspace']);
scalingWorkspaceBackgroundEnabled = false;
// Ensure that variables used by overview entry / exit animation have their proper values when the animation is disabled
let controlsManager = Main.overview._overview._controls;
controlsManager.dash.translation_x = 0;
controlsManager._searchEntry.opacity = 255;
controlsManager._thumbnailsBox.translation_x = 0;
}
}
function override() {
global.vertical_overview.GSFunctions["WorkspaceLayout"] = _Util.overrideProto(Workspace.WorkspaceLayout.prototype, WorkspaceLayoutOverride);
}
function reset() {
staticBackgroundReset();
scalingWorkspaceBackgroundReset();
_Util.overrideProto(Workspace.WorkspaceLayout.prototype, global.vertical_overview.GSFunctions["WorkspaceLayout"]);
}
WorkspaceOverride = {
_init: function (metaWorkspace, monitorIndex, overviewAdjustment) {
St.Widget.prototype._init.call(this, {
style_class: 'window-picker',
pivot_point: new Graphene.Point({ x: 0.5, y: 0.5 }),
layout_manager: new Clutter.BinLayout(),
});
const layoutManager = new Workspace.WorkspaceLayout(metaWorkspace, monitorIndex,
overviewAdjustment);
// Window previews
this._container = new Clutter.Actor({
reactive: true,
x_expand: true,
y_expand: true,
});
this._container.layout_manager = layoutManager;
this.add_child(this._container);
this.metaWorkspace = metaWorkspace;
this._overviewAdjustment = overviewAdjustment;
this.monitorIndex = monitorIndex;
this._monitor = Main.layoutManager.monitors[this.monitorIndex];
if (monitorIndex != Main.layoutManager.primaryIndex)
this.add_style_class_name('external-monitor');
const clickAction = new Clutter.ClickAction();
clickAction.connectObject('clicked', action => {
// Switch to the workspace when not the active one, leave the
// overview otherwise.
if (action.get_button() === 1 || action.get_button() === 0) {
const leaveOverview = this._shouldLeaveOverview();
this.metaWorkspace?.activate(global.get_current_time());
if (leaveOverview)
Main.overview.hide();
}
});
this.bind_property('mapped', clickAction, 'enabled', GObject.BindingFlags.SYNC_CREATE);
this._container.add_action(clickAction);
this.connectObject('style-changed', this._onStyleChanged.bind(this));
this.connectObject('destroy', this._onDestroy.bind(this));
this._skipTaskbarSignals = new Map();
const windows = global.get_window_actors().map(a => a.meta_window)
.filter(this._isMyWindow, this);
// Create clones for windows that should be
// visible in the Overview
this._windows = [];
for (let i = 0; i < windows.length; i++) {
if (this._isOverviewWindow(windows[i]))
this._addWindowClone(windows[i]);
}
// Track window changes, but let the window tracker process them first
this.metaWorkspace?.connectObject(
'window-added', this._windowAdded.bind(this), GObject.ConnectFlags.AFTER,
'window-removed', this._windowRemoved.bind(this), GObject.ConnectFlags.AFTER,
'notify::active', () => layoutManager.syncOverlays(), this);
global.display.connectObject(
'window-entered-monitor', this._windowEnteredMonitor.bind(this), GObject.ConnectFlags.AFTER,
'window-left-monitor', this._windowLeftMonitor.bind(this), GObject.ConnectFlags.AFTER,
this);
this._layoutFrozenId = 0;
// DND requires this to be set
this._delegate = this;
},
}
let WorkspaceLayoutOverride = {
_adjustSpacingAndPadding(rowSpacing, colSpacing, containerBox) {
if (this._sortedWindows.length === 0)
return [rowSpacing, colSpacing, containerBox];
// All of the overlays have the same chrome sizes,
// so just pick the first one.
const window = this._sortedWindows[0];
const [topOversize, bottomOversize] = window.chromeHeights();
const [leftOversize, rightOversize] = window.chromeWidths();
const oversize =
Math.max(topOversize, bottomOversize, leftOversize, rightOversize);
if (rowSpacing !== null)
rowSpacing += oversize;
if (colSpacing !== null)
colSpacing += oversize;
return [rowSpacing, colSpacing, containerBox];
},
}
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