gnome-shell/js/ui/appDisplay.js
Alexander Mikhaylenko 6895592a7b appDisplay: Lower scroll timeout
Looks like 250ms is too high, lower it to 150ms.

https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/2602
2020-05-09 19:27:33 +05:00

2610 lines
82 KiB
JavaScript
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// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
/* exported AppDisplay, AppSearchProvider */
const { Clutter, Gio, GLib, GObject, Graphene, Meta, Shell, St } = imports.gi;
const Signals = imports.signals;
const AppFavorites = imports.ui.appFavorites;
const DND = imports.ui.dnd;
const GrabHelper = imports.ui.grabHelper;
const IconGrid = imports.ui.iconGrid;
const Main = imports.ui.main;
const PageIndicators = imports.ui.pageIndicators;
const ParentalControlsManager = imports.misc.parentalControlsManager;
const PopupMenu = imports.ui.popupMenu;
const Search = imports.ui.search;
const SwipeTracker = imports.ui.swipeTracker;
const Params = imports.misc.params;
const Util = imports.misc.util;
const SystemActions = imports.misc.systemActions;
var MENU_POPUP_TIMEOUT = 600;
var MAX_COLUMNS = 6;
var MIN_COLUMNS = 4;
var MIN_ROWS = 4;
var INACTIVE_GRID_OPACITY = 77;
// This time needs to be less than IconGrid.EXTRA_SPACE_ANIMATION_TIME
// to not clash with other animations
var INACTIVE_GRID_OPACITY_ANIMATION_TIME = 240;
var FOLDER_SUBICON_FRACTION = .4;
var MIN_FREQUENT_APPS_COUNT = 3;
var VIEWS_SWITCH_TIME = 400;
var VIEWS_SWITCH_ANIMATION_DELAY = 100;
var PAGE_SWITCH_TIME = 250;
var SCROLL_TIMEOUT_TIME = 150;
var APP_ICON_SCALE_IN_TIME = 500;
var APP_ICON_SCALE_IN_DELAY = 700;
const FOLDER_DIALOG_ANIMATION_TIME = 200;
const OVERSHOOT_THRESHOLD = 20;
const OVERSHOOT_TIMEOUT = 1000;
let discreteGpuAvailable = false;
function _getCategories(info) {
let categoriesStr = info.get_categories();
if (!categoriesStr)
return [];
return categoriesStr.split(';');
}
function _listsIntersect(a, b) {
for (let itemA of a) {
if (b.includes(itemA))
return true;
}
return false;
}
function _getFolderName(folder) {
let name = folder.get_string('name');
if (folder.get_boolean('translate')) {
let translated = Shell.util_get_translated_folder_name(name);
if (translated !== null)
return translated;
}
return name;
}
function clamp(value, min, max) {
return Math.max(min, Math.min(max, value));
}
function _getViewFromIcon(icon) {
for (let parent = icon.get_parent(); parent; parent = parent.get_parent()) {
if (parent instanceof BaseAppView)
return parent;
}
return null;
}
function _findBestFolderName(apps) {
let appInfos = apps.map(app => app.get_app_info());
let categoryCounter = {};
let commonCategories = [];
appInfos.reduce((categories, appInfo) => {
for (let category of _getCategories(appInfo)) {
if (!(category in categoryCounter))
categoryCounter[category] = 0;
categoryCounter[category] += 1;
// If a category is present in all apps, its counter will
// reach appInfos.length
if (category.length > 0 &&
categoryCounter[category] == appInfos.length)
categories.push(category);
}
return categories;
}, commonCategories);
for (let category of commonCategories) {
const directory = '%s.directory'.format(category);
const translated = Shell.util_get_translated_folder_name(directory);
if (translated !== null)
return translated;
}
return null;
}
var BaseAppView = GObject.registerClass({
GTypeFlags: GObject.TypeFlags.ABSTRACT,
Properties: {
'use-pagination': GObject.ParamSpec.boolean(
'use-pagination', 'use-pagination', 'use-pagination',
GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY,
false),
},
Signals: {
'view-loaded': {},
},
}, class BaseAppView extends St.Widget {
_init(params = {}, gridParams) {
super._init(params);
gridParams = Params.parse(gridParams, {
columnLimit: MAX_COLUMNS,
minRows: MIN_ROWS,
minColumns: MIN_COLUMNS,
padWithSpacing: true,
}, true);
if (this.use_pagination)
this._grid = new IconGrid.PaginatedIconGrid(gridParams);
else
this._grid = new IconGrid.IconGrid(gridParams);
this._grid.connect('child-focused', (grid, actor) => {
this._childFocused(actor);
});
// Standard hack for ClutterBinLayout
this._grid.x_expand = true;
this._items = new Map();
this._orderedItems = [];
this._animateLaterId = 0;
this._viewLoadedHandlerId = 0;
this._viewIsReady = false;
// Filter the apps through the users parental controls.
this._parentalControlsManager = ParentalControlsManager.getDefault();
this._parentalControlsManager.connect('app-filter-changed', () => {
this._redisplay();
});
}
_childFocused(_actor) {
// Nothing by default
}
_redisplay() {
let oldApps = this._orderedItems.slice();
let oldAppIds = oldApps.map(icon => icon.id);
let newApps = this._loadApps().sort(this._compareItems);
let newAppIds = newApps.map(icon => icon.id);
let addedApps = newApps.filter(icon => !oldAppIds.includes(icon.id));
let removedApps = oldApps.filter(icon => !newAppIds.includes(icon.id));
// Remove old app icons
removedApps.forEach(icon => {
let iconIndex = this._orderedItems.indexOf(icon);
let id = icon.id;
this._orderedItems.splice(iconIndex, 1);
icon.destroy();
this._items.delete(id);
});
// Add new app icons
addedApps.forEach(icon => {
let iconIndex = newApps.indexOf(icon);
this._orderedItems.splice(iconIndex, 0, icon);
this._grid.addItem(icon, iconIndex);
this._items.set(icon.id, icon);
});
this._viewIsReady = true;
this.emit('view-loaded');
}
getAllItems() {
return this._orderedItems;
}
_compareItems(a, b) {
return a.name.localeCompare(b.name);
}
_selectAppInternal(id) {
if (this._items.has(id))
this._items.get(id).navigate_focus(null, St.DirectionType.TAB_FORWARD, false);
else
log('No such application %s'.format(id));
}
selectApp(id) {
if (this._items.has(id)) {
let item = this._items.get(id);
if (item.mapped) {
this._selectAppInternal(id);
} else {
// Need to wait until the view is mapped
let signalId = item.connect('notify::mapped', actor => {
if (actor.mapped) {
actor.disconnect(signalId);
this._selectAppInternal(id);
}
});
}
} else {
// Need to wait until the view is built
let signalId = this.connect('view-loaded', () => {
this.disconnect(signalId);
this.selectApp(id);
});
}
}
_doSpringAnimation(animationDirection) {
this._grid.opacity = 255;
this._grid.animateSpring(
animationDirection,
Main.overview.dash.showAppsButton);
}
_clearAnimateLater() {
if (this._animateLaterId) {
Meta.later_remove(this._animateLaterId);
this._animateLaterId = 0;
}
if (this._viewLoadedHandlerId) {
this.disconnect(this._viewLoadedHandlerId);
this._viewLoadedHandlerId = 0;
}
this._grid.opacity = 255;
}
animate(animationDirection, onComplete) {
if (onComplete) {
let animationDoneId = this._grid.connect('animation-done', () => {
this._grid.disconnect(animationDoneId);
onComplete();
});
}
this._clearAnimateLater();
if (animationDirection == IconGrid.AnimationDirection.IN) {
const doSpringAnimationLater = laterType => {
this._animateLaterId = Meta.later_add(laterType,
() => {
this._animateLaterId = 0;
this._doSpringAnimation(animationDirection);
return GLib.SOURCE_REMOVE;
});
};
if (this._viewIsReady) {
this._grid.opacity = 0;
doSpringAnimationLater(Meta.LaterType.IDLE);
} else {
this._viewLoadedHandlerId = this.connect('view-loaded',
() => {
this._clearAnimateLater();
doSpringAnimationLater(Meta.LaterType.BEFORE_REDRAW);
});
}
} else {
this._doSpringAnimation(animationDirection);
}
}
vfunc_unmap() {
this._clearAnimateLater();
super.vfunc_unmap();
}
animateSwitch(animationDirection) {
this.remove_all_transitions();
this._grid.remove_all_transitions();
let params = {
duration: VIEWS_SWITCH_TIME,
mode: Clutter.AnimationMode.EASE_OUT_QUAD,
};
if (animationDirection == IconGrid.AnimationDirection.IN) {
this.show();
params.opacity = 255;
params.delay = VIEWS_SWITCH_ANIMATION_DELAY;
} else {
params.opacity = 0;
params.delay = 0;
params.onComplete = () => this.hide();
}
this._grid.ease(params);
}
adaptToSize(_width, _height) {
throw new GObject.NotImplementedError('adaptToSize in %s'.format(this.constructor.name));
}
});
var AllView = GObject.registerClass({
}, class AllView extends BaseAppView {
_init() {
super._init({
layout_manager: new Clutter.BinLayout(),
x_expand: true,
y_expand: true,
use_pagination: true,
});
this._grid._delegate = this;
this._stack = new St.Widget({
layout_manager: new Clutter.BinLayout(),
x_expand: true,
y_expand: true,
});
this.add_actor(this._stack);
let box = new St.BoxLayout({
vertical: true,
y_align: Clutter.ActorAlign.START,
});
box.add_child(this._grid);
this._scrollView = new St.ScrollView({
style_class: 'all-apps',
x_expand: true,
y_expand: true,
reactive: true,
});
this._scrollView.add_actor(box);
this._stack.add_actor(this._scrollView);
this._eventBlocker = new St.Widget({
x_expand: true,
y_expand: true,
reactive: true,
visible: false,
});
this._stack.add_actor(this._eventBlocker);
this._scrollView.set_policy(St.PolicyType.NEVER,
St.PolicyType.EXTERNAL);
this._adjustment = this._scrollView.vscroll.adjustment;
this._adjustment.connect('notify::value', adj => {
this._pageIndicators.setCurrentPosition(adj.value / adj.page_size);
});
this._pageIndicators = new PageIndicators.AnimatedPageIndicators();
this._pageIndicators.connect('page-activated',
(indicators, pageIndex) => {
this.goToPage(pageIndex);
});
this._pageIndicators.connect('scroll-event', (actor, event) => {
this._scrollView.event(event, false);
});
this.add_actor(this._pageIndicators);
this._folderIcons = [];
this._grid.currentPage = 0;
this._scrollView.connect('scroll-event', this._onScroll.bind(this));
this._swipeTracker = new SwipeTracker.SwipeTracker(
this._scrollView, Shell.ActionMode.OVERVIEW);
this._swipeTracker.connect('begin', this._swipeBegin.bind(this));
this._swipeTracker.connect('update', this._swipeUpdate.bind(this));
this._swipeTracker.connect('end', this._swipeEnd.bind(this));
this._clickAction = new Clutter.ClickAction();
this._clickAction.connect('clicked', () => {
if (!this._currentDialog)
return;
let [x, y] = this._clickAction.get_coords();
let actor = global.stage.get_actor_at_pos(Clutter.PickMode.ALL, x, y);
if (!this._currentDialog.contains(actor))
this._currentDialog.popdown();
});
this._eventBlocker.add_action(this._clickAction);
this._currentDialog = null;
this._displayingDialog = false;
this._currentDialogDestroyId = 0;
this._canScroll = true; // limiting scrolling speed
this._scrollTimeoutId = 0;
this._availWidth = 0;
this._availHeight = 0;
this._lastOvershootY = -1;
this._lastOvershootTimeoutId = 0;
Main.overview.connect('hidden', () => this.goToPage(0));
this._redisplayWorkId = Main.initializeDeferredWork(this, this._redisplay.bind(this));
Shell.AppSystem.get_default().connect('installed-changed', () => {
this._viewIsReady = false;
Main.queueDeferredWork(this._redisplayWorkId);
});
this._folderSettings = new Gio.Settings({ schema_id: 'org.gnome.desktop.app-folders' });
this._folderSettings.connect('changed::folder-children', () => {
this._viewIsReady = false;
Main.queueDeferredWork(this._redisplayWorkId);
});
Main.overview.connect('item-drag-begin', this._onDragBegin.bind(this));
Main.overview.connect('item-drag-end', this._onDragEnd.bind(this));
this.connect('destroy', this._onDestroy.bind(this));
}
_onDestroy() {
if (this._scrollTimeoutId !== 0) {
GLib.source_remove(this._scrollTimeoutId);
this._scrollTimeoutId = 0;
}
}
vfunc_map() {
this._keyPressEventId =
global.stage.connect('key-press-event',
this._onKeyPressEvent.bind(this));
this._swipeTracker.enabled = true;
super.vfunc_map();
}
vfunc_unmap() {
if (this._keyPressEventId) {
global.stage.disconnect(this._keyPressEventId);
this._keyPressEventId = 0;
}
this._swipeTracker.enabled = false;
super.vfunc_unmap();
}
_redisplay() {
super._redisplay();
this._folderIcons.forEach(icon => {
icon.view._redisplay();
});
this._refilterApps();
}
_itemNameChanged(item) {
// If an item's name changed, we can pluck it out of where it's
// supposed to be and reinsert it where it's sorted.
let oldIdx = this._orderedItems.indexOf(item);
this._orderedItems.splice(oldIdx, 1);
let newIdx = Util.insertSorted(this._orderedItems, item, this._compareItems);
this._grid.removeItem(item);
this._grid.addItem(item, newIdx);
this.selectApp(item.id);
}
_refilterApps() {
let filteredApps = this._orderedItems.filter(icon => !icon.visible);
this._orderedItems.forEach(icon => {
if (icon instanceof AppIcon)
icon.visible = true;
});
this._folderIcons.forEach(folder => {
let folderApps = folder.getAppIds();
folderApps.forEach(appId => {
let appIcon = this._items.get(appId);
appIcon.visible = false;
});
});
// Scale in app icons that weren't visible, but now are
filteredApps.filter(icon => icon.visible).forEach(icon => {
if (icon instanceof AppIcon)
icon.scaleIn();
});
}
getAppInfos() {
return this._appInfoList;
}
_loadApps() {
let appIcons = [];
this._appInfoList = Shell.AppSystem.get_default().get_installed().filter(appInfo => {
try {
appInfo.get_id(); // catch invalid file encodings
} catch (e) {
return false;
}
return this._parentalControlsManager.shouldShowApp(appInfo);
});
let apps = this._appInfoList.map(app => app.get_id());
let appSys = Shell.AppSystem.get_default();
this._folderIcons = [];
let folders = this._folderSettings.get_strv('folder-children');
folders.forEach(id => {
let path = '%sfolders/%s/'.format(this._folderSettings.path, id);
let icon = this._items.get(id);
if (!icon) {
icon = new FolderIcon(id, path, this);
icon.connect('name-changed', this._itemNameChanged.bind(this));
icon.connect('apps-changed', this._redisplay.bind(this));
}
appIcons.push(icon);
this._folderIcons.push(icon);
});
// Allow dragging of the icon only if the Dash would accept a drop to
// change favorite-apps. There are no other possible drop targets from
// the app picker, so there's no other need for a drag to start,
// at least on single-monitor setups.
// This also disables drag-to-launch on multi-monitor setups,
// but we hope that is not used much.
let favoritesWritable = global.settings.is_writable('favorite-apps');
apps.forEach(appId => {
let icon = this._items.get(appId);
if (!icon) {
let app = appSys.lookup_app(appId);
icon = new AppIcon(app, {
isDraggable: favoritesWritable,
});
}
appIcons.push(icon);
});
return appIcons;
}
// Overridden from BaseAppView
animate(animationDirection, onComplete) {
this._scrollView.reactive = false;
this._swipeTracker.enabled = false;
let completionFunc = () => {
this._scrollView.reactive = true;
this._swipeTracker.enabled = this.mapped;
if (onComplete)
onComplete();
};
if (animationDirection == IconGrid.AnimationDirection.OUT &&
this._displayingDialog && this._currentDialog) {
this._currentDialog.popdown();
let spaceClosedId = this._grid.connect('space-closed', () => {
this._grid.disconnect(spaceClosedId);
super.animate(animationDirection, completionFunc);
});
} else {
super.animate(animationDirection, completionFunc);
if (animationDirection == IconGrid.AnimationDirection.OUT)
this._pageIndicators.animateIndicators(animationDirection);
}
}
animateSwitch(animationDirection) {
super.animateSwitch(animationDirection);
if (this._currentDialog && this._displayingDialog &&
animationDirection == IconGrid.AnimationDirection.OUT) {
this._currentDialog.ease({
opacity: 0,
duration: VIEWS_SWITCH_TIME,
mode: Clutter.AnimationMode.EASE_OUT_QUAD,
onComplete: () => (this.opacity = 255),
});
}
if (animationDirection == IconGrid.AnimationDirection.OUT)
this._pageIndicators.animateIndicators(animationDirection);
}
goToPage(pageNumber, animate = true) {
pageNumber = clamp(pageNumber, 0, this._grid.nPages() - 1);
if (this._grid.currentPage === pageNumber &&
this._displayingDialog &&
this._currentDialog)
return;
if (this._displayingDialog && this._currentDialog)
this._currentDialog.popdown();
if (!this.mapped) {
this._adjustment.value = this._grid.getPageY(pageNumber);
this._pageIndicators.setCurrentPosition(pageNumber);
this._grid.currentPage = pageNumber;
return;
}
if (this._grid.currentPage === pageNumber)
return;
this._grid.currentPage = pageNumber;
// Animate the change between pages.
this._adjustment.ease(this._grid.getPageY(this._grid.currentPage), {
mode: Clutter.AnimationMode.EASE_OUT_CUBIC,
duration: animate ? PAGE_SWITCH_TIME : 0,
});
}
_onScroll(actor, event) {
if (this._displayingDialog || !this._scrollView.reactive)
return Clutter.EVENT_STOP;
if (this._swipeTracker.canHandleScrollEvent(event))
return Clutter.EVENT_PROPAGATE;
if (!this._canScroll)
return Clutter.EVENT_STOP;
let direction = event.get_scroll_direction();
if (direction == Clutter.ScrollDirection.UP)
this.goToPage(this._grid.currentPage - 1);
else if (direction == Clutter.ScrollDirection.DOWN)
this.goToPage(this._grid.currentPage + 1);
else
return Clutter.EVENT_STOP;
this._canScroll = false;
this._scrollTimeoutId = GLib.timeout_add(GLib.PRIORITY_DEFAULT,
SCROLL_TIMEOUT_TIME, () => {
this._canScroll = true;
this._scrollTimeoutId = 0;
return GLib.SOURCE_REMOVE;
});
return Clutter.EVENT_STOP;
}
_swipeBegin(tracker, monitor) {
if (monitor !== Main.layoutManager.primaryIndex)
return;
let adjustment = this._adjustment;
adjustment.remove_transition('value');
let progress = adjustment.value / adjustment.page_size;
let points = Array.from({ length: this._grid.nPages() }, (v, i) => i);
tracker.confirmSwipe(this._scrollView.height,
points, progress, Math.round(progress));
}
_swipeUpdate(tracker, progress) {
let adjustment = this._adjustment;
adjustment.value = progress * adjustment.page_size;
}
_swipeEnd(tracker, duration, endProgress) {
let adjustment = this._adjustment;
let value = endProgress * adjustment.page_size;
adjustment.ease(value, {
mode: Clutter.AnimationMode.EASE_OUT_CUBIC,
duration,
onComplete: () => {
this.goToPage(endProgress, false);
},
});
}
_onKeyPressEvent(actor, event) {
if (this._displayingDialog)
return Clutter.EVENT_STOP;
if (event.get_key_symbol() === Clutter.KEY_Page_Up) {
this.goToPage(this._grid.currentPage - 1);
return Clutter.EVENT_STOP;
} else if (event.get_key_symbol() === Clutter.KEY_Page_Down) {
this.goToPage(this._grid.currentPage + 1);
return Clutter.EVENT_STOP;
}
return Clutter.EVENT_PROPAGATE;
}
addFolderDialog(dialog) {
this.add_child(dialog);
dialog.connect('open-state-changed', (o, isOpen) => {
this._eventBlocker.visible = isOpen;
if (this._currentDialog) {
this._currentDialog.disconnect(this._currentDialogDestroyId);
this._currentDialogDestroyId = 0;
}
this._currentDialog = null;
if (isOpen) {
this._currentDialog = dialog;
this._currentDialogDestroyId = dialog.connect('destroy', () => {
this._currentDialog = null;
this._currentDialogDestroyId = 0;
this._eventBlocker.visible = false;
});
}
this._updateIconOpacities(isOpen);
// Toggle search entry
Main.overview.searchEntry.reactive = !isOpen;
this._displayingPopup = isOpen;
});
}
_childFocused(icon) {
let itemPage = this._grid.getItemPage(icon);
this.goToPage(itemPage);
}
_updateIconOpacities(folderOpen) {
for (let icon of this._items.values()) {
let opacity;
if (folderOpen && !icon.checked)
opacity = INACTIVE_GRID_OPACITY;
else
opacity = 255;
icon.ease({
opacity,
duration: INACTIVE_GRID_OPACITY_ANIMATION_TIME,
mode: Clutter.AnimationMode.EASE_OUT_QUAD,
});
}
}
// Called before allocation to calculate dynamic spacing
adaptToSize(width, height) {
let box = new Clutter.ActorBox();
box.x1 = 0;
box.x2 = width;
box.y1 = 0;
box.y2 = height;
box = this.get_theme_node().get_content_box(box);
box = this._scrollView.get_theme_node().get_content_box(box);
box = this._grid.get_theme_node().get_content_box(box);
let availWidth = box.x2 - box.x1;
let availHeight = box.y2 - box.y1;
let oldNPages = this._grid.nPages();
this._grid.adaptToSize(availWidth, availHeight);
let fadeOffset = Math.min(this._grid.topPadding,
this._grid.bottomPadding);
this._scrollView.update_fade_effect(fadeOffset, 0);
if (fadeOffset > 0)
this._scrollView.get_effect('fade').fade_edges = true;
if (this._availWidth != availWidth || this._availHeight != availHeight || oldNPages != this._grid.nPages()) {
Meta.later_add(Meta.LaterType.BEFORE_REDRAW, () => {
this._adjustment.value = 0;
this._grid.currentPage = 0;
this._pageIndicators.setNPages(this._grid.nPages());
this._pageIndicators.setCurrentPosition(0);
return GLib.SOURCE_REMOVE;
});
}
this._availWidth = availWidth;
this._availHeight = availHeight;
}
_resetOvershoot() {
if (this._lastOvershootTimeoutId)
GLib.source_remove(this._lastOvershootTimeoutId);
this._lastOvershootTimeoutId = 0;
this._lastOvershootY = -1;
}
_handleDragOvershoot(dragEvent) {
let [, gridY] = this.get_transformed_position();
let [, gridHeight] = this.get_transformed_size();
let gridBottom = gridY + gridHeight;
// Already animating
if (this._adjustment.get_transition('value') !== null)
return;
// Within the grid boundaries
if (dragEvent.y > gridY && dragEvent.y < gridBottom) {
// Check whether we moved out the area of the last switch
if (Math.abs(this._lastOvershootY - dragEvent.y) > OVERSHOOT_THRESHOLD)
this._resetOvershoot();
return;
}
// Still in the area of the previous page switch
if (this._lastOvershootY >= 0)
return;
let currentY = this._adjustment.value;
let maxY = this._adjustment.upper - this._adjustment.page_size;
if (dragEvent.y <= gridY && currentY > 0)
this.goToPage(this._grid.currentPage - 1);
else if (dragEvent.y >= gridBottom && currentY < maxY)
this.goToPage(this._grid.currentPage + 1);
else
return; // don't go beyond first/last page
this._lastOvershootY = dragEvent.y;
if (this._lastOvershootTimeoutId > 0)
GLib.source_remove(this._lastOvershootTimeoutId);
this._lastOvershootTimeoutId =
GLib.timeout_add(GLib.PRIORITY_DEFAULT, OVERSHOOT_TIMEOUT, () => {
this._resetOvershoot();
this._handleDragOvershoot(dragEvent);
return GLib.SOURCE_REMOVE;
});
GLib.Source.set_name_by_id(this._lastOvershootTimeoutId,
'[gnome-shell] this._lastOvershootTimeoutId');
}
_onDragBegin() {
this._dragMonitor = {
dragMotion: this._onDragMotion.bind(this),
};
DND.addDragMonitor(this._dragMonitor);
this._eventBlocker.visible = false;
}
_onDragMotion(dragEvent) {
if (!(dragEvent.source instanceof AppIcon))
return DND.DragMotionResult.CONTINUE;
let appIcon = dragEvent.source;
// Handle the drag overshoot. When dragging to above the
// icon grid, move to the page above; when dragging below,
// move to the page below.
if (this._grid.contains(appIcon))
this._handleDragOvershoot(dragEvent);
return DND.DragMotionResult.CONTINUE;
}
_onDragEnd() {
if (this._dragMonitor) {
DND.removeDragMonitor(this._dragMonitor);
this._dragMonitor = null;
}
this._eventBlocker.visible = this._currentDialog !== null;
this._resetOvershoot();
}
_canAccept(source) {
if (!(source instanceof AppIcon))
return false;
let view = _getViewFromIcon(source);
if (!(view instanceof FolderView))
return false;
return true;
}
handleDragOver(source) {
if (!this._canAccept(source))
return DND.DragMotionResult.NO_DROP;
return DND.DragMotionResult.MOVE_DROP;
}
acceptDrop(source) {
if (!this._canAccept(source))
return false;
let view = _getViewFromIcon(source);
view.removeApp(source.app);
if (this._currentDialog)
this._currentDialog.popdown();
return true;
}
createFolder(apps) {
let newFolderId = GLib.uuid_string_random();
let folders = this._folderSettings.get_strv('folder-children');
folders.push(newFolderId);
this._folderSettings.set_strv('folder-children', folders);
// Create the new folder
let newFolderPath = this._folderSettings.path.concat('folders/', newFolderId, '/');
let newFolderSettings = new Gio.Settings({
schema_id: 'org.gnome.desktop.app-folders.folder',
path: newFolderPath,
});
if (!newFolderSettings) {
log('Error creating new folder');
return false;
}
let appItems = apps.map(id => this._items.get(id).app);
let folderName = _findBestFolderName(appItems);
if (!folderName)
folderName = _("Unnamed Folder");
newFolderSettings.delay();
newFolderSettings.set_string('name', folderName);
newFolderSettings.set_strv('apps', apps);
newFolderSettings.apply();
this.selectApp(newFolderId);
return true;
}
});
var FrequentView = GObject.registerClass(
class FrequentView extends BaseAppView {
_init() {
super._init({
style_class: 'frequent-apps',
layout_manager: new Clutter.BinLayout(),
x_expand: true,
y_expand: true,
}, { fillParent: true });
this._noFrequentAppsLabel = new St.Label({ text: _("Frequently used applications will appear here"),
style_class: 'no-frequent-applications-label',
x_align: Clutter.ActorAlign.CENTER,
x_expand: true,
y_align: Clutter.ActorAlign.CENTER,
y_expand: true });
this._grid.y_expand = true;
this.add_actor(this._grid);
this.add_actor(this._noFrequentAppsLabel);
this._noFrequentAppsLabel.hide();
this._usage = Shell.AppUsage.get_default();
}
vfunc_map() {
this._redisplay();
super.vfunc_map();
}
hasUsefulData() {
return this._usage.get_most_used().length >= MIN_FREQUENT_APPS_COUNT;
}
_compareItems() {
// The FrequentView does not need to be sorted alphabetically
return 0;
}
_loadApps() {
let apps = [];
let mostUsed = this._usage.get_most_used();
let hasUsefulData = this.hasUsefulData();
this._noFrequentAppsLabel.visible = !hasUsefulData;
if (!hasUsefulData)
return [];
// Allow dragging of the icon only if the Dash would accept a drop to
// change favorite-apps. There are no other possible drop targets from
// the app picker, so there's no other need for a drag to start,
// at least on single-monitor setups.
// This also disables drag-to-launch on multi-monitor setups,
// but we hope that is not used much.
let favoritesWritable = global.settings.is_writable('favorite-apps');
for (let i = 0; i < mostUsed.length; i++) {
if (!this._parentalControlsManager.shouldShowApp(mostUsed[i].get_app_info()))
continue;
let appIcon = this._items.get(mostUsed[i].get_id());
if (!appIcon) {
appIcon = new AppIcon(mostUsed[i], {
isDraggable: favoritesWritable,
});
}
apps.push(appIcon);
}
return apps;
}
// Called before allocation to calculate dynamic spacing
adaptToSize(width, height) {
let box = new Clutter.ActorBox();
box.x1 = box.y1 = 0;
box.x2 = width;
box.y2 = height;
box = this.get_theme_node().get_content_box(box);
box = this._grid.get_theme_node().get_content_box(box);
let availWidth = box.x2 - box.x1;
let availHeight = box.y2 - box.y1;
this._grid.adaptToSize(availWidth, availHeight);
}
});
var Views = {
FREQUENT: 0,
ALL: 1,
};
var ControlsBoxLayout = GObject.registerClass(
class ControlsBoxLayout extends Clutter.BoxLayout {
/*
* Override the BoxLayout behavior to use the maximum preferred width of all
* buttons for each child
*/
vfunc_get_preferred_width(container, forHeight) {
let maxMinWidth = 0;
let maxNaturalWidth = 0;
for (let child = container.get_first_child();
child;
child = child.get_next_sibling()) {
let [minWidth, natWidth] = child.get_preferred_width(forHeight);
maxMinWidth = Math.max(maxMinWidth, minWidth);
maxNaturalWidth = Math.max(maxNaturalWidth, natWidth);
}
let childrenCount = container.get_n_children();
let totalSpacing = this.spacing * (childrenCount - 1);
return [maxMinWidth * childrenCount + totalSpacing,
maxNaturalWidth * childrenCount + totalSpacing];
}
});
var ViewStackLayout = GObject.registerClass({
Signals: { 'allocated-size-changed': { param_types: [GObject.TYPE_INT,
GObject.TYPE_INT] } },
}, class ViewStackLayout extends Clutter.BinLayout {
vfunc_allocate(actor, box, flags) {
let availWidth = box.x2 - box.x1;
let availHeight = box.y2 - box.y1;
// Prepare children of all views for the upcoming allocation, calculate all
// the needed values to adapt available size
this.emit('allocated-size-changed', availWidth, availHeight);
super.vfunc_allocate(actor, box, flags);
}
});
var AppDisplay = GObject.registerClass(
class AppDisplay extends St.BoxLayout {
_init() {
super._init({
style_class: 'app-display',
vertical: true,
x_expand: true,
y_expand: true,
});
this._privacySettings = new Gio.Settings({ schema_id: 'org.gnome.desktop.privacy' });
this._privacySettings.connect('changed::remember-app-usage',
this._updateFrequentVisibility.bind(this));
this._views = [];
let view, button;
view = new FrequentView();
button = new St.Button({ label: _("Frequent"),
style_class: 'app-view-control button',
can_focus: true,
x_expand: true });
this._views[Views.FREQUENT] = { view, 'control': button };
view = new AllView();
button = new St.Button({ label: _("All"),
style_class: 'app-view-control button',
can_focus: true,
x_expand: true });
this._views[Views.ALL] = { view, 'control': button };
this._viewStackLayout = new ViewStackLayout();
this._viewStack = new St.Widget({ x_expand: true, y_expand: true,
layout_manager: this._viewStackLayout });
this._viewStackLayout.connect('allocated-size-changed', this._onAllocatedSizeChanged.bind(this));
this.add_actor(this._viewStack);
let layout = new ControlsBoxLayout({ homogeneous: true });
this._controls = new St.Widget({
style_class: 'app-view-controls',
layout_manager: layout,
x_align: Clutter.ActorAlign.CENTER,
});
this._controls.connect('notify::mapped', () => {
// controls are faded either with their parent or
// explicitly in animate(); we can't know how they'll be
// shown next, so make sure to restore their opacity
// when they are hidden
if (this._controls.mapped)
return;
this._controls.remove_all_transitions();
this._controls.opacity = 255;
});
layout.hookup_style(this._controls);
this.add_actor(new St.Bin({ child: this._controls }));
for (let i = 0; i < this._views.length; i++) {
this._viewStack.add_actor(this._views[i].view);
this._controls.add_actor(this._views[i].control);
let viewIndex = i;
this._views[i].control.connect('clicked', () => {
this._showView(viewIndex);
global.settings.set_uint('app-picker-view', viewIndex);
});
}
let initialView = Math.min(global.settings.get_uint('app-picker-view'),
this._views.length - 1);
let frequentUseful = this._views[Views.FREQUENT].view.hasUsefulData();
if (initialView == Views.FREQUENT && !frequentUseful)
initialView = Views.ALL;
this._showView(initialView);
this._updateFrequentVisibility();
this._switcherooNotifyId = global.connect('notify::switcheroo-control',
() => this._updateDiscreteGpuAvailable());
this._updateDiscreteGpuAvailable();
}
_updateDiscreteGpuAvailable() {
this._switcherooProxy = global.get_switcheroo_control();
if (this._switcherooProxy) {
let prop = this._switcherooProxy.get_cached_property('HasDualGpu');
discreteGpuAvailable = prop ? prop.unpack() : false;
} else {
discreteGpuAvailable = false;
}
}
animate(animationDirection, onComplete) {
let currentView = this._views.filter(v => v.control.has_style_pseudo_class('checked')).pop().view;
// Animate controls opacity using iconGrid animation time, since
// it will be the time the AllView or FrequentView takes to show
// it entirely.
let finalOpacity;
if (animationDirection == IconGrid.AnimationDirection.IN) {
this._controls.opacity = 0;
finalOpacity = 255;
} else {
finalOpacity = 0;
}
this._controls.ease({
opacity: finalOpacity,
duration: IconGrid.ANIMATION_TIME_IN,
mode: Clutter.AnimationMode.EASE_IN_OUT_QUAD,
});
currentView.animate(animationDirection, onComplete);
}
_showView(activeIndex) {
for (let i = 0; i < this._views.length; i++) {
if (i == activeIndex)
this._views[i].control.add_style_pseudo_class('checked');
else
this._views[i].control.remove_style_pseudo_class('checked');
let animationDirection = i == activeIndex
? IconGrid.AnimationDirection.IN
: IconGrid.AnimationDirection.OUT;
this._views[i].view.animateSwitch(animationDirection);
}
}
_updateFrequentVisibility() {
let enabled = this._privacySettings.get_boolean('remember-app-usage');
this._views[Views.FREQUENT].control.visible = enabled;
let visibleViews = this._views.filter(v => v.control.visible);
this._controls.visible = visibleViews.length > 1;
if (!enabled && this._views[Views.FREQUENT].view.visible)
this._showView(Views.ALL);
}
selectApp(id) {
this._showView(Views.ALL);
this._views[Views.ALL].view.selectApp(id);
}
_onAllocatedSizeChanged(actor, width, height) {
let box = new Clutter.ActorBox();
box.x1 = box.y1 = 0;
box.x2 = width;
box.y2 = height;
box = this._viewStack.get_theme_node().get_content_box(box);
let availWidth = box.x2 - box.x1;
let availHeight = box.y2 - box.y1;
for (let i = 0; i < this._views.length; i++)
this._views[i].view.adaptToSize(availWidth, availHeight);
}
});
var AppSearchProvider = class AppSearchProvider {
constructor() {
this._appSys = Shell.AppSystem.get_default();
this.id = 'applications';
this.isRemoteProvider = false;
this.canLaunchSearch = false;
this._systemActions = new SystemActions.getDefault();
this._parentalControlsManager = ParentalControlsManager.getDefault();
}
getResultMetas(apps, callback) {
let metas = [];
for (let id of apps) {
if (id.endsWith('.desktop')) {
let app = this._appSys.lookup_app(id);
metas.push({
id: app.get_id(),
name: app.get_name(),
createIcon: size => app.create_icon_texture(size),
});
} else {
let name = this._systemActions.getName(id);
let iconName = this._systemActions.getIconName(id);
let createIcon = size => new St.Icon({ icon_name: iconName,
width: size,
height: size,
style_class: 'system-action-icon' });
metas.push({ id, name, createIcon });
}
}
callback(metas);
}
filterResults(results, maxNumber) {
return results.slice(0, maxNumber);
}
getInitialResultSet(terms, callback, _cancellable) {
// Defer until the parental controls manager is initialised, so the
// results can be filtered correctly.
if (!this._parentalControlsManager.initialized) {
let initializedId = this._parentalControlsManager.connect('app-filter-changed', () => {
if (this._parentalControlsManager.initialized) {
this._parentalControlsManager.disconnect(initializedId);
this.getInitialResultSet(terms, callback, _cancellable);
}
});
return;
}
let query = terms.join(' ');
let groups = Shell.AppSystem.search(query);
let usage = Shell.AppUsage.get_default();
let results = [];
groups.forEach(group => {
group = group.filter(appID => {
const app = this._appSys.lookup_app(appID);
return app && this._parentalControlsManager.shouldShowApp(app.app_info);
});
results = results.concat(group.sort(
(a, b) => usage.compare(a, b)));
});
results = results.concat(this._systemActions.getMatchingActions(terms));
callback(results);
}
getSubsearchResultSet(previousResults, terms, callback, cancellable) {
this.getInitialResultSet(terms, callback, cancellable);
}
createResultObject(resultMeta) {
if (resultMeta.id.endsWith('.desktop'))
return new AppIcon(this._appSys.lookup_app(resultMeta['id']));
else
return new SystemActionIcon(this, resultMeta);
}
};
var FolderView = GObject.registerClass(
class FolderView extends BaseAppView {
_init(folder, id, parentView) {
super._init({
layout_manager: new Clutter.BinLayout(),
x_expand: true,
y_expand: true,
}, {
minRows: 1,
});
// If it not expand, the parent doesn't take into account its preferred_width when allocating
// the second time it allocates, so we apply the "Standard hack for ClutterBinLayout"
this._grid.x_expand = true;
this._id = id;
this._folder = folder;
this._parentView = parentView;
this._grid._delegate = this;
this._scrollView = new St.ScrollView({
overlay_scrollbars: true,
x_expand: true,
y_expand: true,
});
this._scrollView.set_policy(St.PolicyType.NEVER, St.PolicyType.EXTERNAL);
this.add_actor(this._scrollView);
let scrollableContainer = new St.BoxLayout({
vertical: true,
reactive: true,
x_expand: true,
y_expand: true,
});
scrollableContainer.add_actor(this._grid);
this._scrollView.add_actor(scrollableContainer);
let action = new Clutter.PanAction({ interpolate: true });
action.connect('pan', this._onPan.bind(this));
this._scrollView.add_action(action);
this._redisplay();
}
_childFocused(actor) {
Util.ensureActorVisibleInScrollView(this._scrollView, actor);
}
// Overridden from BaseAppView
animate(animationDirection) {
this._grid.animatePulse(animationDirection);
}
createFolderIcon(size) {
let layout = new Clutter.GridLayout();
let icon = new St.Widget({
layout_manager: layout,
style_class: 'app-folder-icon',
x_align: Clutter.ActorAlign.CENTER,
});
layout.hookup_style(icon);
let subSize = Math.floor(FOLDER_SUBICON_FRACTION * size);
let numItems = this._orderedItems.length;
let rtl = icon.get_text_direction() == Clutter.TextDirection.RTL;
for (let i = 0; i < 4; i++) {
const style = 'width: %dpx; height: %dpx;'.format(subSize, subSize);
let bin = new St.Bin({ style });
if (i < numItems)
bin.child = this._orderedItems[i].app.create_icon_texture(subSize);
layout.attach(bin, rtl ? (i + 1) % 2 : i % 2, Math.floor(i / 2), 1, 1);
}
return icon;
}
_onPan(action) {
let [dist_, dx_, dy] = action.get_motion_delta(0);
let adjustment = this._scrollView.vscroll.adjustment;
adjustment.value -= (dy / this._scrollView.height) * adjustment.page_size;
return false;
}
adaptToSize(width, height) {
this._parentAvailableWidth = width;
this._parentAvailableHeight = height;
this._grid.adaptToSize(width, height);
// To avoid the fade effect being applied to the unscrolled grid,
// the offset would need to be applied after adjusting the padding;
// however the final padding is expected to be too small for the
// effect to look good, so use the unadjusted padding
let fadeOffset = Math.min(this._grid.topPadding,
this._grid.bottomPadding);
this._scrollView.update_fade_effect(fadeOffset, 0);
// Set extra padding to avoid popup or close button being cut off
this._grid.topPadding = Math.max(this._grid.topPadding, 0);
this._grid.bottomPadding = Math.max(this._grid.bottomPadding, 0);
this._grid.leftPadding = Math.max(this._grid.leftPadding, 0);
this._grid.rightPadding = Math.max(this._grid.rightPadding, 0);
}
_loadApps() {
let apps = [];
let excludedApps = this._folder.get_strv('excluded-apps');
let appSys = Shell.AppSystem.get_default();
let addAppId = appId => {
if (excludedApps.includes(appId))
return;
let app = appSys.lookup_app(appId);
if (!app)
return;
if (!this._parentalControlsManager.shouldShowApp(app.get_app_info()))
return;
if (apps.some(appIcon => appIcon.id == appId))
return;
let icon = this._items.get(appId);
if (!icon)
icon = new AppIcon(app);
apps.push(icon);
};
let folderApps = this._folder.get_strv('apps');
folderApps.forEach(addAppId);
let folderCategories = this._folder.get_strv('categories');
let appInfos = this._parentView.getAppInfos();
appInfos.forEach(appInfo => {
let appCategories = _getCategories(appInfo);
if (!_listsIntersect(folderCategories, appCategories))
return;
addAppId(appInfo.get_id());
});
return apps;
}
addApp(app) {
let folderApps = this._folder.get_strv('apps');
folderApps.push(app.id);
this._folder.set_strv('apps', folderApps);
// Also remove from 'excluded-apps' if the app id is listed
// there. This is only possible on categories-based folders.
let excludedApps = this._folder.get_strv('excluded-apps');
let index = excludedApps.indexOf(app.id);
if (index >= 0) {
excludedApps.splice(index, 1);
this._folder.set_strv('excluded-apps', excludedApps);
}
}
removeApp(app) {
let folderApps = this._folder.get_strv('apps');
let index = folderApps.indexOf(app.id);
if (index >= 0)
folderApps.splice(index, 1);
// If this is a categories-based folder, also add it to
// the list of excluded apps
let categories = this._folder.get_strv('categories');
if (categories.length > 0) {
let excludedApps = this._folder.get_strv('excluded-apps');
excludedApps.push(app.id);
this._folder.set_strv('excluded-apps', excludedApps);
}
// Remove the folder if this is the last app icon; otherwise,
// just remove the icon
if (folderApps.length == 0) {
// Resetting all keys deletes the relocatable schema
let keys = this._folder.settings_schema.list_keys();
for (let key of keys)
this._folder.reset(key);
let settings = new Gio.Settings({ schema_id: 'org.gnome.desktop.app-folders' });
let folders = settings.get_strv('folder-children');
folders.splice(folders.indexOf(this._id), 1);
settings.set_strv('folder-children', folders);
} else {
this._folder.set_strv('apps', folderApps);
}
}
});
var FolderIcon = GObject.registerClass({
Signals: {
'apps-changed': {},
'name-changed': {},
},
}, class FolderIcon extends St.Button {
_init(id, path, parentView) {
super._init({
style_class: 'app-well-app app-folder',
button_mask: St.ButtonMask.ONE,
toggle_mode: true,
can_focus: true,
});
this.id = id;
this.name = '';
this._parentView = parentView;
this._folder = new Gio.Settings({ schema_id: 'org.gnome.desktop.app-folders.folder',
path });
this._delegate = this;
this.icon = new IconGrid.BaseIcon('', {
createIcon: this._createIcon.bind(this),
setSizeManually: true,
});
this.set_child(this.icon);
this.label_actor = this.icon.label;
this.view = new FolderView(this._folder, id, parentView);
this._iconIsHovering = false;
this.connect('destroy', this._onDestroy.bind(this));
this._folderChangedId = this._folder.connect(
'changed', this._sync.bind(this));
this._sync();
}
_onDestroy() {
if (this._dragMonitor) {
DND.removeDragMonitor(this._dragMonitor);
this._dragMonitor = null;
}
this.view.destroy();
if (this._folderChangedId) {
this._folder.disconnect(this._folderChangedId);
delete this._folderChangedId;
}
if (this._dialog)
this._dialog.destroy();
}
vfunc_clicked() {
this.open();
}
vfunc_unmap() {
if (this._dialog)
this._dialog.popdown();
super.vfunc_unmap();
}
open() {
this._ensureFolderDialog();
this.view._scrollView.vscroll.adjustment.value = 0;
this._dialog.popup();
}
getAppIds() {
return this.view.getAllItems().map(item => item.id);
}
_setHoveringByDnd(hovering) {
if (this._iconIsHovering == hovering)
return;
this._iconIsHovering = hovering;
if (hovering) {
this._dragMonitor = {
dragMotion: this._onDragMotion.bind(this),
};
DND.addDragMonitor(this._dragMonitor);
this.add_style_pseudo_class('drop');
} else {
DND.removeDragMonitor(this._dragMonitor);
this.remove_style_pseudo_class('drop');
}
}
_onDragMotion(dragEvent) {
if (!this.contains(dragEvent.targetActor) ||
!this._canAccept(dragEvent.source))
this._setHoveringByDnd(false);
return DND.DragMotionResult.CONTINUE;
}
_canAccept(source) {
if (!(source instanceof AppIcon))
return false;
let view = _getViewFromIcon(source);
if (!view || !(view instanceof AllView))
return false;
if (this._folder.get_strv('apps').includes(source.id))
return false;
return true;
}
handleDragOver(source) {
if (!this._canAccept(source))
return DND.DragMotionResult.NO_DROP;
this._setHoveringByDnd(true);
return DND.DragMotionResult.MOVE_DROP;
}
acceptDrop(source) {
this._setHoveringByDnd(false);
if (!this._canAccept(source))
return false;
this.view.addApp(source.app);
return true;
}
_updateName() {
let name = _getFolderName(this._folder);
if (this.name == name)
return;
this.name = name;
this.icon.label.text = this.name;
this.emit('name-changed');
}
_sync() {
this.emit('apps-changed');
this._updateName();
this.visible = this.view.getAllItems().length > 0;
this.icon.update();
}
_createIcon(iconSize) {
return this.view.createFolderIcon(iconSize, this);
}
_ensureFolderDialog() {
if (this._dialog)
return;
if (!this._dialog) {
this._dialog = new AppFolderDialog(this, this._folder);
this._parentView.addFolderDialog(this._dialog);
this._dialog.connect('open-state-changed', (popup, isOpen) => {
if (!isOpen)
this.checked = false;
});
}
}
});
var AppFolderDialog = GObject.registerClass({
Signals: {
'open-state-changed': { param_types: [GObject.TYPE_BOOLEAN] },
},
}, class AppFolderDialog extends St.Widget {
_init(source, folder) {
super._init({
layout_manager: new Clutter.BinLayout(),
style_class: 'app-folder-dialog-container',
visible: false,
x_expand: true,
y_expand: true,
x_align: Clutter.ActorAlign.CENTER,
y_align: Clutter.ActorAlign.CENTER,
});
this._source = source;
this._folder = folder;
this._view = source.view;
this._isOpen = false;
this.parentOffset = 0;
this._viewBox = new St.BoxLayout({
style_class: 'app-folder-dialog',
x_expand: true,
y_expand: true,
x_align: Clutter.ActorAlign.FILL,
y_align: Clutter.ActorAlign.FILL,
vertical: true,
});
this.add_child(this._viewBox);
this._addFolderNameEntry();
this._viewBox.add_child(this._view);
global.focus_manager.add_group(this);
this._grabHelper = new GrabHelper.GrabHelper(this, {
actionMode: Shell.ActionMode.POPUP,
});
this._grabHelper.addActor(Main.layoutManager.overviewGroup);
this.connect('destroy', this._onDestroy.bind(this));
this._sourceMappedId = 0;
this._needsZoomAndFade = false;
}
_addFolderNameEntry() {
this._entryBox = new St.BoxLayout({
style_class: 'folder-name-container',
});
this._viewBox.add_child(this._entryBox);
// Empty actor to center the title
let ghostButton = new Clutter.Actor();
this._entryBox.add_child(ghostButton);
let stack = new Shell.Stack({
x_expand: true,
x_align: Clutter.ActorAlign.CENTER,
});
this._entryBox.add_child(stack);
// Folder name label
this._folderNameLabel = new St.Label({
style_class: 'folder-name-label',
x_expand: true,
y_expand: true,
x_align: Clutter.ActorAlign.CENTER,
y_align: Clutter.ActorAlign.CENTER,
});
stack.add_child(this._folderNameLabel);
// Folder name entry
this._entry = new St.Entry({
style_class: 'folder-name-entry',
opacity: 0,
reactive: false,
});
this._entry.clutter_text.set({
x_expand: true,
x_align: Clutter.ActorAlign.CENTER,
});
this._entry.clutter_text.connect('activate', () => {
this._showFolderLabel();
});
stack.add_child(this._entry);
// Edit button
this._editButton = new St.Button({
style_class: 'edit-folder-button',
button_mask: St.ButtonMask.ONE,
toggle_mode: true,
reactive: true,
can_focus: true,
x_align: Clutter.ActorAlign.END,
y_align: Clutter.ActorAlign.CENTER,
child: new St.Icon({
icon_name: 'document-edit-symbolic',
icon_size: 16,
}),
});
this._editButton.connect('notify::checked', () => {
if (this._editButton.checked)
this._showFolderEntry();
else
this._showFolderLabel();
});
this._entryBox.add_child(this._editButton);
ghostButton.add_constraint(new Clutter.BindConstraint({
source: this._editButton,
coordinate: Clutter.BindCoordinate.SIZE,
}));
this._folder.connect('changed::name', () => this._syncFolderName());
this._syncFolderName();
}
_syncFolderName() {
let newName = _getFolderName(this._folder);
this._folderNameLabel.text = newName;
this._entry.text = newName;
}
_switchActor(from, to) {
to.reactive = true;
to.ease({
opacity: 255,
duration: 300,
mode: Clutter.AnimationMode.EASE_OUT_QUAD,
});
from.ease({
opacity: 0,
duration: 300,
mode: Clutter.AnimationMode.EASE_OUT_QUAD,
onComplete: () => {
from.reactive = false;
},
});
}
_showFolderLabel() {
if (this._editButton.checked)
this._editButton.checked = false;
this._maybeUpdateFolderName();
this._switchActor(this._entry, this._folderNameLabel);
}
_showFolderEntry() {
this._switchActor(this._folderNameLabel, this._entry);
this._entry.clutter_text.set_selection(0, -1);
this._entry.clutter_text.grab_key_focus();
}
_maybeUpdateFolderName() {
let folderName = _getFolderName(this._folder);
let newFolderName = this._entry.text.trim();
if (newFolderName.length === 0 || newFolderName === folderName)
return;
this._folder.set_string('name', newFolderName);
this._folder.set_boolean('translate', false);
}
_zoomAndFadeIn() {
let [sourceX, sourceY] =
this._source.get_transformed_position();
let [dialogX, dialogY] =
this.get_transformed_position();
this.set({
translation_x: sourceX - dialogX,
translation_y: sourceY - dialogY,
scale_x: this._source.width / this.width,
scale_y: this._source.height / this.height,
opacity: 0,
});
this.ease({
translation_x: 0,
translation_y: 0,
scale_x: 1,
scale_y: 1,
opacity: 255,
duration: FOLDER_DIALOG_ANIMATION_TIME,
mode: Clutter.AnimationMode.EASE_OUT_QUAD,
});
this._needsZoomAndFade = false;
if (this._sourceMappedId === 0) {
this._sourceMappedId = this._source.connect(
'notify::mapped', this._zoomAndFadeOut.bind(this));
}
}
_zoomAndFadeOut() {
if (!this._isOpen)
return;
if (!this._source.mapped) {
this.hide();
return;
}
let [sourceX, sourceY] =
this._source.get_transformed_position();
let [dialogX, dialogY] =
this.get_transformed_position();
this.ease({
translation_x: sourceX - dialogX,
translation_y: sourceY - dialogY,
scale_x: this._source.width / this.width,
scale_y: this._source.height / this.height,
opacity: 0,
duration: FOLDER_DIALOG_ANIMATION_TIME,
mode: Clutter.AnimationMode.EASE_OUT_QUAD,
onComplete: () => {
this.set({
translation_x: 0,
translation_y: 0,
scale_x: 1,
scale_y: 1,
opacity: 255,
});
this.hide();
},
});
this._needsZoomAndFade = false;
}
_onDestroy() {
if (this._isOpen) {
this._isOpen = false;
this._grabHelper.ungrab({ actor: this });
this._grabHelper = null;
}
if (this._sourceMappedId) {
this._source.disconnect(this._sourceMappedId);
this._sourceMappedId = 0;
}
}
vfunc_allocate(box, flags) {
let contentBox = this.get_theme_node().get_content_box(box);
contentBox = this._viewBox.get_theme_node().get_content_box(contentBox);
let [, entryBoxHeight] = this._entryBox.get_size();
let spacing = this._viewBox.layout_manager.spacing;
this._view.adaptToSize(
contentBox.get_width(),
contentBox.get_height() - entryBoxHeight - spacing);
this._view._grid.topPadding = 0;
super.vfunc_allocate(box, flags);
// We can only start zooming after receiving an allocation
if (this._needsZoomAndFade)
this._zoomAndFadeIn();
}
vfunc_key_press_event(keyEvent) {
if (global.stage.get_key_focus() != this)
return Clutter.EVENT_PROPAGATE;
// Since we need to only grab focus on one item child when the user
// actually press a key we don't use navigate_focus when opening
// the popup.
// Instead of that, grab the focus on the AppFolderPopup actor
// and actually moves the focus to a child only when the user
// actually press a key.
// It should work with just grab_key_focus on the AppFolderPopup
// actor, but since the arrow keys are not wrapping_around the focus
// is not grabbed by a child when the widget that has the current focus
// is the same that is requesting focus, so to make it works with arrow
// keys we need to connect to the key-press-event and navigate_focus
// when that happens using TAB_FORWARD or TAB_BACKWARD instead of arrow
// keys
// Use TAB_FORWARD for down key and right key
// and TAB_BACKWARD for up key and left key on ltr
// languages
let direction;
let isLtr = Clutter.get_default_text_direction() == Clutter.TextDirection.LTR;
switch (keyEvent.keyval) {
case Clutter.KEY_Down:
direction = St.DirectionType.TAB_FORWARD;
break;
case Clutter.KEY_Right:
direction = isLtr
? St.DirectionType.TAB_FORWARD
: St.DirectionType.TAB_BACKWARD;
break;
case Clutter.KEY_Up:
direction = St.DirectionType.TAB_BACKWARD;
break;
case Clutter.KEY_Left:
direction = isLtr
? St.DirectionType.TAB_BACKWARD
: St.DirectionType.TAB_FORWARD;
break;
default:
return Clutter.EVENT_PROPAGATE;
}
return this.navigate_focus(null, direction, false);
}
toggle() {
if (this._isOpen)
this.popdown();
else
this.popup();
}
popup() {
if (this._isOpen)
return;
this._isOpen = this._grabHelper.grab({ actor: this,
onUngrab: this.popdown.bind(this) });
if (!this._isOpen)
return;
this._needsZoomAndFade = true;
this.show();
this.emit('open-state-changed', true);
}
popdown() {
if (!this._isOpen)
return;
this._zoomAndFadeOut();
this._showFolderLabel();
this._grabHelper.ungrab({ actor: this });
this._isOpen = false;
this.emit('open-state-changed', false);
}
});
var AppIcon = GObject.registerClass({
Signals: {
'menu-state-changed': { param_types: [GObject.TYPE_BOOLEAN] },
'sync-tooltip': {},
},
}, class AppIcon extends St.Button {
_init(app, iconParams = {}) {
super._init({
style_class: 'app-well-app',
pivot_point: new Graphene.Point({ x: 0.5, y: 0.5 }),
reactive: true,
button_mask: St.ButtonMask.ONE | St.ButtonMask.TWO,
can_focus: true,
});
this.app = app;
this.id = app.get_id();
this.name = app.get_name();
this._iconContainer = new St.Widget({ layout_manager: new Clutter.BinLayout(),
x_expand: true, y_expand: true });
this.set_child(this._iconContainer);
this._delegate = this;
this._folderPreviewId = 0;
// Get the isDraggable property without passing it on to the BaseIcon:
let appIconParams = Params.parse(iconParams, { isDraggable: true }, true);
let isDraggable = appIconParams['isDraggable'];
delete iconParams['isDraggable'];
iconParams['createIcon'] = this._createIcon.bind(this);
iconParams['setSizeManually'] = true;
this.icon = new IconGrid.BaseIcon(app.get_name(), iconParams);
this._iconContainer.add_child(this.icon);
this._dot = new St.Widget({
style_class: 'app-well-app-running-dot',
layout_manager: new Clutter.BinLayout(),
x_expand: true,
y_expand: true,
x_align: Clutter.ActorAlign.CENTER,
y_align: Clutter.ActorAlign.END,
});
this._iconContainer.add_child(this._dot);
this.label_actor = this.icon.label;
this.connect('popup-menu', this._onKeyboardPopupMenu.bind(this));
this._menu = null;
this._menuManager = new PopupMenu.PopupMenuManager(this);
if (isDraggable) {
this._draggable = DND.makeDraggable(this);
this._draggable.connect('drag-begin', () => {
this._dragging = true;
this.scaleAndFade();
this._removeMenuTimeout();
Main.overview.beginItemDrag(this);
});
this._draggable.connect('drag-cancelled', () => {
this._dragging = false;
Main.overview.cancelledItemDrag(this);
});
this._draggable.connect('drag-end', () => {
this._dragging = false;
this.undoScaleAndFade();
Main.overview.endItemDrag(this);
});
}
this._otherIconIsHovering = false;
this._menuTimeoutId = 0;
this._stateChangedId = this.app.connect('notify::state', () => {
this._updateRunningStyle();
});
this._updateRunningStyle();
this.connect('destroy', this._onDestroy.bind(this));
}
_onDestroy() {
if (this._folderPreviewId > 0) {
GLib.source_remove(this._folderPreviewId);
this._folderPreviewId = 0;
}
if (this._stateChangedId > 0)
this.app.disconnect(this._stateChangedId);
if (this._dragMonitor) {
DND.removeDragMonitor(this._dragMonitor);
this._dragMonitor = null;
}
if (this._draggable) {
if (this._dragging)
Main.overview.endItemDrag(this);
this._draggable = null;
}
this._stateChangedId = 0;
this._removeMenuTimeout();
}
_createIcon(iconSize) {
return this.app.create_icon_texture(iconSize);
}
_removeMenuTimeout() {
if (this._menuTimeoutId > 0) {
GLib.source_remove(this._menuTimeoutId);
this._menuTimeoutId = 0;
}
}
_updateRunningStyle() {
if (this.app.state != Shell.AppState.STOPPED)
this._dot.show();
else
this._dot.hide();
}
_setPopupTimeout() {
this._removeMenuTimeout();
this._menuTimeoutId = GLib.timeout_add(GLib.PRIORITY_DEFAULT, MENU_POPUP_TIMEOUT, () => {
this._menuTimeoutId = 0;
this.popupMenu();
return GLib.SOURCE_REMOVE;
});
GLib.Source.set_name_by_id(this._menuTimeoutId, '[gnome-shell] this.popupMenu');
}
vfunc_leave_event(crossingEvent) {
const ret = super.vfunc_leave_event(crossingEvent);
this.fake_release();
this._removeMenuTimeout();
return ret;
}
vfunc_button_press_event(buttonEvent) {
const ret = super.vfunc_button_press_event(buttonEvent);
if (buttonEvent.button == 1) {
this._setPopupTimeout();
} else if (buttonEvent.button == 3) {
this.popupMenu();
return Clutter.EVENT_STOP;
}
return ret;
}
vfunc_touch_event(touchEvent) {
const ret = super.vfunc_touch_event(touchEvent);
if (touchEvent.type == Clutter.EventType.TOUCH_BEGIN)
this._setPopupTimeout();
return ret;
}
vfunc_clicked(button) {
this._removeMenuTimeout();
this.activate(button);
}
_onKeyboardPopupMenu() {
this.popupMenu();
this._menu.actor.navigate_focus(null, St.DirectionType.TAB_FORWARD, false);
}
getId() {
return this.app.get_id();
}
popupMenu() {
this._removeMenuTimeout();
this.fake_release();
if (this._draggable)
this._draggable.fakeRelease();
if (!this._menu) {
this._menu = new AppIconMenu(this);
this._menu.connect('activate-window', (menu, window) => {
this.activateWindow(window);
});
this._menu.connect('open-state-changed', (menu, isPoppedUp) => {
if (!isPoppedUp)
this._onMenuPoppedDown();
});
let id = Main.overview.connect('hiding', () => {
this._menu.close();
});
this.connect('destroy', () => {
Main.overview.disconnect(id);
});
this._menuManager.addMenu(this._menu);
}
this.emit('menu-state-changed', true);
this.set_hover(true);
this._menu.popup();
this._menuManager.ignoreRelease();
this.emit('sync-tooltip');
return false;
}
activateWindow(metaWindow) {
if (metaWindow)
Main.activateWindow(metaWindow);
else
Main.overview.hide();
}
_onMenuPoppedDown() {
this.sync_hover();
this.emit('menu-state-changed', false);
}
activate(button) {
let event = Clutter.get_current_event();
let modifiers = event ? event.get_state() : 0;
let isMiddleButton = button && button == Clutter.BUTTON_MIDDLE;
let isCtrlPressed = (modifiers & Clutter.ModifierType.CONTROL_MASK) != 0;
let openNewWindow = this.app.can_open_new_window() &&
this.app.state == Shell.AppState.RUNNING &&
(isCtrlPressed || isMiddleButton);
if (this.app.state == Shell.AppState.STOPPED || openNewWindow)
this.animateLaunch();
if (openNewWindow)
this.app.open_new_window(-1);
else
this.app.activate();
Main.overview.hide();
}
animateLaunch() {
this.icon.animateZoomOut();
}
animateLaunchAtPos(x, y) {
this.icon.animateZoomOutAtPos(x, y);
}
scaleIn() {
this.scale_x = 0;
this.scale_y = 0;
this.ease({
scale_x: 1,
scale_y: 1,
duration: APP_ICON_SCALE_IN_TIME,
delay: APP_ICON_SCALE_IN_DELAY,
mode: Clutter.AnimationMode.EASE_OUT_QUINT,
});
}
shellWorkspaceLaunch(params) {
let { stack } = new Error();
log('shellWorkspaceLaunch is deprecated, use app.open_new_window() instead\n%s'.format(stack));
params = Params.parse(params, { workspace: -1,
timestamp: 0 });
this.app.open_new_window(params.workspace);
}
getDragActor() {
return this.app.create_icon_texture(Main.overview.dash.iconSize);
}
// Returns the original actor that should align with the actor
// we show as the item is being dragged.
getDragActorSource() {
return this.icon.icon;
}
shouldShowTooltip() {
return this.hover && (!this._menu || !this._menu.isOpen);
}
scaleAndFade() {
this.reactive = false;
this.ease({
scale_x: 0.75,
scale_y: 0.75,
opacity: 128,
});
}
undoScaleAndFade() {
this.reactive = true;
this.ease({
scale_x: 1.0,
scale_y: 1.0,
opacity: 255,
});
}
_showFolderPreview() {
this.icon.label.opacity = 0;
this.icon.icon.ease({
scale_x: FOLDER_SUBICON_FRACTION,
scale_y: FOLDER_SUBICON_FRACTION,
});
}
_hideFolderPreview() {
this.icon.label.opacity = 255;
this.icon.icon.ease({
scale_x: 1.0,
scale_y: 1.0,
});
}
_canAccept(source) {
let view = _getViewFromIcon(source);
return source != this &&
(source instanceof this.constructor) &&
(view instanceof AllView);
}
_setHoveringByDnd(hovering) {
if (this._otherIconIsHovering == hovering)
return;
this._otherIconIsHovering = hovering;
if (hovering) {
this._dragMonitor = {
dragMotion: this._onDragMotion.bind(this),
};
DND.addDragMonitor(this._dragMonitor);
if (this._folderPreviewId > 0)
return;
this._folderPreviewId =
GLib.timeout_add(GLib.PRIORITY_DEFAULT, 500, () => {
this.add_style_pseudo_class('drop');
this._showFolderPreview();
this._folderPreviewId = 0;
return GLib.SOURCE_REMOVE;
});
} else {
DND.removeDragMonitor(this._dragMonitor);
if (this._folderPreviewId > 0) {
GLib.source_remove(this._folderPreviewId);
this._folderPreviewId = 0;
}
this._hideFolderPreview();
this.remove_style_pseudo_class('drop');
}
}
_onDragMotion(dragEvent) {
if (!this.contains(dragEvent.targetActor))
this._setHoveringByDnd(false);
return DND.DragMotionResult.CONTINUE;
}
handleDragOver(source) {
if (source == this)
return DND.DragMotionResult.NO_DROP;
if (!this._canAccept(source))
return DND.DragMotionResult.CONTINUE;
this._setHoveringByDnd(true);
return DND.DragMotionResult.MOVE_DROP;
}
acceptDrop(source) {
this._setHoveringByDnd(false);
if (!this._canAccept(source))
return false;
let view = _getViewFromIcon(this);
let apps = [this.id, source.id];
return view.createFolder(apps);
}
});
var AppIconMenu = class AppIconMenu extends PopupMenu.PopupMenu {
constructor(source) {
let side = St.Side.LEFT;
if (Clutter.get_default_text_direction() == Clutter.TextDirection.RTL)
side = St.Side.RIGHT;
super(source, 0.5, side);
// We want to keep the item hovered while the menu is up
this.blockSourceEvents = true;
this._source = source;
this.actor.add_style_class_name('app-well-menu');
// Chain our visibility and lifecycle to that of the source
this._sourceMappedId = source.connect('notify::mapped', () => {
if (!source.mapped)
this.close();
});
source.connect('destroy', () => {
source.disconnect(this._sourceMappedId);
this.destroy();
});
Main.uiGroup.add_actor(this.actor);
}
_rebuildMenu() {
this.removeAll();
let windows = this._source.app.get_windows().filter(
w => !w.skip_taskbar);
if (windows.length > 0) {
this.addMenuItem(
/* Translators: This is the heading of a list of open windows */
new PopupMenu.PopupSeparatorMenuItem(_('Open Windows')));
}
windows.forEach(window => {
let title = window.title
? window.title : this._source.app.get_name();
let item = this._appendMenuItem(title);
item.connect('activate', () => {
this.emit('activate-window', window);
});
});
if (!this._source.app.is_window_backed()) {
this._appendSeparator();
let appInfo = this._source.app.get_app_info();
let actions = appInfo.list_actions();
if (this._source.app.can_open_new_window() &&
!actions.includes('new-window')) {
this._newWindowMenuItem = this._appendMenuItem(_("New Window"));
this._newWindowMenuItem.connect('activate', () => {
this._source.animateLaunch();
this._source.app.open_new_window(-1);
this.emit('activate-window', null);
});
this._appendSeparator();
}
if (discreteGpuAvailable &&
this._source.app.state == Shell.AppState.STOPPED) {
const appPrefersNonDefaultGPU = appInfo.get_boolean('PrefersNonDefaultGPU');
const gpuPref = appPrefersNonDefaultGPU
? Shell.AppLaunchGpu.DEFAULT
: Shell.AppLaunchGpu.DISCRETE;
this._onGpuMenuItem = this._appendMenuItem(appPrefersNonDefaultGPU
? _('Launch using Integrated Graphics Card')
: _('Launch using Discrete Graphics Card'));
this._onGpuMenuItem.connect('activate', () => {
this._source.animateLaunch();
this._source.app.launch(0, -1, gpuPref);
this.emit('activate-window', null);
});
}
for (let i = 0; i < actions.length; i++) {
let action = actions[i];
let item = this._appendMenuItem(appInfo.get_action_name(action));
item.connect('activate', (emitter, event) => {
if (action == 'new-window')
this._source.animateLaunch();
this._source.app.launch_action(action, event.get_time(), -1);
this.emit('activate-window', null);
});
}
let canFavorite = global.settings.is_writable('favorite-apps');
if (canFavorite) {
this._appendSeparator();
let isFavorite = AppFavorites.getAppFavorites().isFavorite(this._source.app.get_id());
if (isFavorite) {
let item = this._appendMenuItem(_("Remove from Favorites"));
item.connect('activate', () => {
let favs = AppFavorites.getAppFavorites();
favs.removeFavorite(this._source.app.get_id());
});
} else {
let item = this._appendMenuItem(_("Add to Favorites"));
item.connect('activate', () => {
let favs = AppFavorites.getAppFavorites();
favs.addFavorite(this._source.app.get_id());
});
}
}
if (Shell.AppSystem.get_default().lookup_app('org.gnome.Software.desktop')) {
this._appendSeparator();
let item = this._appendMenuItem(_("Show Details"));
item.connect('activate', async () => {
let id = this._source.app.get_id();
let args = GLib.Variant.new('(ss)', [id, '']);
const bus = await Gio.DBus.get(Gio.BusType.SESSION, null);
bus.call(
'org.gnome.Software',
'/org/gnome/Software',
'org.gtk.Actions', 'Activate',
new GLib.Variant.new(
'(sava{sv})', ['details', [args], null]),
null, 0, -1, null);
Main.overview.hide();
});
}
}
}
_appendSeparator() {
let separator = new PopupMenu.PopupSeparatorMenuItem();
this.addMenuItem(separator);
}
_appendMenuItem(labelText) {
// FIXME: app-well-menu-item style
let item = new PopupMenu.PopupMenuItem(labelText);
this.addMenuItem(item);
return item;
}
popup(_activatingButton) {
this._rebuildMenu();
this.open();
}
};
Signals.addSignalMethods(AppIconMenu.prototype);
var SystemActionIcon = GObject.registerClass(
class SystemActionIcon extends Search.GridSearchResult {
activate() {
SystemActions.getDefault().activateAction(this.metaInfo['id']);
Main.overview.hide();
}
});