gnome-shell/js/ui/appDisplay.js
Georges Basile Stavracas Neto ebf2610140
folderView: Move DnD functions to BaseAppView
It will be much easier to handle Drag n' Drop with BaseAppView
implementing default handlers for it.

Move handleDragOver() and acceptDrop() to BaseAppView.

https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/603
2019-08-02 16:33:01 -03:00

2163 lines
74 KiB
JavaScript

// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
/* exported AppDisplay, AppSearchProvider */
const { Clutter, Gio, GLib, GObject, Meta, Shell, St } = imports.gi;
const Signals = imports.signals;
const Mainloop = imports.mainloop;
const AppFavorites = imports.ui.appFavorites;
const BoxPointer = imports.ui.boxpointer;
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 PopupMenu = imports.ui.popupMenu;
const Tweener = imports.ui.tweener;
const Search = imports.ui.search;
const Params = imports.misc.params;
const Util = imports.misc.util;
const SystemActions = imports.misc.systemActions;
const { loadInterfaceXML } = imports.misc.fileUtils;
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 = 0.24;
var FOLDER_SUBICON_FRACTION = .4;
var MIN_FREQUENT_APPS_COUNT = 3;
var VIEWS_SWITCH_TIME = 0.4;
var VIEWS_SWITCH_ANIMATION_DELAY = 0.1;
var PAGE_SWITCH_TIME = 0.3;
var APP_ICON_SCALE_IN_TIME = 0.5;
var APP_ICON_SCALE_IN_DELAY = 0.7;
const SWITCHEROO_BUS_NAME = 'net.hadess.SwitcherooControl';
const SWITCHEROO_OBJECT_PATH = '/net/hadess/SwitcherooControl';
const SwitcherooProxyInterface = loadInterfaceXML('net.hadess.SwitcherooControl');
const SwitcherooProxy = Gio.DBusProxy.makeProxyWrapper(SwitcherooProxyInterface);
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 keyfile = new GLib.KeyFile();
let path = 'desktop-directories/' + name;
try {
keyfile.load_from_data_dirs(path, GLib.KeyFileFlags.NONE);
name = keyfile.get_locale_string('Desktop Entry', 'Name', null);
} catch (e) {
return name;
}
}
return name;
}
function clamp(value, min, max) {
return Math.max(min, Math.min(max, value));
}
class BaseAppView {
constructor(params, gridParams) {
if (this.constructor === BaseAppView)
throw new TypeError(`Cannot instantiate abstract class ${this.constructor.name}`);
gridParams = Params.parse(gridParams, { xAlign: St.Align.MIDDLE,
columnLimit: MAX_COLUMNS,
minRows: MIN_ROWS,
minColumns: MIN_COLUMNS,
fillParent: false,
padWithSpacing: true });
params = Params.parse(params, { usePagination: false });
if (params.usePagination)
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 = {};
this._allItems = [];
}
_childFocused(_actor) {
// Nothing by default
}
_redisplay() {
let oldApps = this._allItems.slice();
let oldAppIds = oldApps.map(icon => icon.id);
let newApps = this._loadApps();
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._allItems.indexOf(icon);
this._allItems.splice(iconIndex, 1);
this._grid.removeItem(icon);
delete this._items[icon.id];
});
// Add new app icons
addedApps.forEach(icon => {
let iconIndex = newApps.indexOf(icon);
this._allItems.splice(iconIndex, 0, icon);
this._items[icon.id] = icon;
});
this._loadGrid();
}
getAllItems() {
return this._allItems;
}
_loadGrid() {
this._allItems.forEach((item, index) => {
// Don't readd already added items
if (item.actor.get_parent())
return;
this._grid.addItem(item, index);
});
this.emit('view-loaded');
}
moveItem(item, newPosition) {
let itemIndex = this._allItems.indexOf(item);
if (itemIndex == -1) {
log('Trying to move item %s that is not in this app view'.format(item.id));
return;
}
let visibleItems = this._allItems.filter(item => item.actor.visible);
let visibleIndex = visibleItems.indexOf(item);
if (newPosition > visibleIndex)
newPosition -= 1;
// Remove from the old position
this._allItems.splice(itemIndex, 1);
let realPosition = this._grid.moveItem(item, newPosition);
this._allItems.splice(realPosition, 0, item);
return realPosition;
}
_selectAppInternal(id) {
if (this._items[id])
this._items[id].actor.navigate_focus(null, St.DirectionType.TAB_FORWARD, false);
else
log(`No such application ${id}`);
}
handleDragOver(source, actor, x, y, time) {
return DND.DragMotionResult.NO_DROP;
}
acceptDrop(source, actor, x, y, time) {
return false;
}
selectApp(id) {
if (this._items[id] && this._items[id].actor.mapped) {
this._selectAppInternal(id);
} else if (this._items[id]) {
// Need to wait until the view is mapped
let signalId = this._items[id].actor.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.getShowAppsButton());
}
animate(animationDirection, onComplete) {
if (onComplete) {
let animationDoneId = this._grid.connect('animation-done', () => {
this._grid.disconnect(animationDoneId);
onComplete();
});
}
if (animationDirection == IconGrid.AnimationDirection.IN) {
let id = this._grid.connect('paint', () => {
this._grid.disconnect(id);
this._doSpringAnimation(animationDirection);
});
} else {
this._doSpringAnimation(animationDirection);
}
}
animateSwitch(animationDirection) {
Tweener.removeTweens(this.actor);
Tweener.removeTweens(this._grid);
let params = { time: VIEWS_SWITCH_TIME,
transition: 'easeOutQuad' };
if (animationDirection == IconGrid.AnimationDirection.IN) {
this.actor.show();
params.opacity = 255;
params.delay = VIEWS_SWITCH_ANIMATION_DELAY;
} else {
params.opacity = 0;
params.delay = 0;
params.onComplete = () => this.actor.hide();
}
Tweener.addTween(this._grid, params);
}
canDropAt(x, y) {
return this._grid.canDropAt(x, y);
}
nudgeItemsAtIndex(index, dragLocation) {
this._grid.nudgeItemsAtIndex(index, dragLocation);
}
removeNudges() {
this._grid.removeNudges();
}
}
Signals.addSignalMethods(BaseAppView.prototype);
var AllView = class AllView extends BaseAppView {
constructor() {
super({ usePagination: true }, null);
this._scrollView = new St.ScrollView({ style_class: 'all-apps',
x_expand: true,
y_expand: true,
x_fill: true,
y_fill: false,
reactive: true,
y_align: St.Align.START });
this.actor = new St.Widget({ layout_manager: new Clutter.BinLayout(),
x_expand: true, y_expand: true });
this.actor.add_actor(this._scrollView);
this._grid._delegate = this;
this._scrollView.set_policy(St.PolicyType.NEVER,
St.PolicyType.EXTERNAL);
this._adjustment = this._scrollView.vscroll.adjustment;
this._pageIndicators = new PageIndicators.AnimatedPageIndicators();
this._pageIndicators.connect('page-activated',
(indicators, pageIndex) => {
this.goToPage(pageIndex);
});
this._pageIndicators.connect('scroll-event', this._onScroll.bind(this));
this.actor.add_actor(this._pageIndicators);
this.folderIcons = [];
this._stack = new St.Widget({ layout_manager: new Clutter.BinLayout() });
let box = new St.BoxLayout({ vertical: true });
this._grid.currentPage = 0;
this._stack.add_actor(this._grid);
this._eventBlocker = new St.Widget({ x_expand: true, y_expand: true });
this._stack.add_actor(this._eventBlocker);
box.add_actor(this._stack);
this._scrollView.add_actor(box);
this._scrollView.connect('scroll-event', this._onScroll.bind(this));
let panAction = new Clutter.PanAction({ interpolate: false });
panAction.connect('pan', this._onPan.bind(this));
panAction.connect('gesture-cancel', this._onPanEnd.bind(this));
panAction.connect('gesture-end', this._onPanEnd.bind(this));
this._panAction = panAction;
this._scrollView.add_action(panAction);
this._panning = false;
this._clickAction = new Clutter.ClickAction();
this._clickAction.connect('clicked', () => {
if (!this._currentPopup)
return;
let [x, y] = this._clickAction.get_coords();
let actor = global.stage.get_actor_at_pos(Clutter.PickMode.ALL, x, y);
if (!this._currentPopup.actor.contains(actor))
this._currentPopup.popdown();
});
this._eventBlocker.add_action(this._clickAction);
this._displayingPopup = false;
this._currentPopupDestroyId = 0;
this._availWidth = 0;
this._availHeight = 0;
Main.overview.connect('hidden', () => this.goToPage(0));
this._grid.connect('space-opened', () => {
let fadeEffect = this._scrollView.get_effect('fade');
if (fadeEffect)
fadeEffect.enabled = false;
this.emit('space-ready');
});
this._grid.connect('space-closed', () => {
this._displayingPopup = false;
});
this.actor.connect('notify::mapped', () => {
if (this.actor.mapped) {
this._keyPressEventId =
global.stage.connect('key-press-event',
this._onKeyPressEvent.bind(this));
} else {
if (this._keyPressEventId)
global.stage.disconnect(this._keyPressEventId);
this._keyPressEventId = 0;
}
});
this._redisplayWorkId = Main.initializeDeferredWork(this.actor, this._redisplay.bind(this));
Shell.AppSystem.get_default().connect('installed-changed', () => {
Main.queueDeferredWork(this._redisplayWorkId);
});
this._folderSettings = new Gio.Settings({ schema_id: 'org.gnome.desktop.app-folders' });
this._folderSettings.connect('changed::folder-children', () => {
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._nEventBlockerInhibits = 0;
}
_refilterApps() {
let filteredApps = this._allItems.filter(icon => !icon.actor.visible);
this._allItems.forEach(icon => {
if (icon instanceof AppIcon)
icon.actor.visible = true;
});
this.folderIcons.forEach(folder => {
let folderApps = folder.getAppIds();
folderApps.forEach(appId => {
let appIcon = this._items[appId];
appIcon.actor.visible = false;
});
});
// Scale in app icons that weren't visible, but now are
this._allItems.filter(icon => {
return icon.actor.visible && filteredApps.includes(icon);
}).forEach(icon => {
if (icon instanceof AppIcon)
icon.scheduleScaleIn();
});
}
getAppInfos() {
return this._appInfoList;
}
_loadApps() {
let newApps = [];
this._appInfoList = Shell.AppSystem.get_default().get_installed().filter(appInfo => {
try {
(appInfo.get_id()); // catch invalid file encodings
} catch (e) {
return false;
}
return appInfo.should_show();
});
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 = this._folderSettings.path + 'folders/' + id + '/';
let icon = this._items[id];
if (!icon) {
icon = new FolderIcon(id, path, this);
icon.connect('apps-changed', this._redisplay.bind(this));
}
newApps.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 app = appSys.lookup_app(appId);
let icon = new AppIcon(app, this,
{ isDraggable: favoritesWritable });
newApps.push(icon);
});
return newApps;
}
_loadGrid() {
super._loadGrid();
this._refilterApps();
}
// Overridden from BaseAppView
animate(animationDirection, onComplete) {
this._scrollView.reactive = false;
let completionFunc = () => {
this._scrollView.reactive = true;
if (onComplete)
onComplete();
};
if (animationDirection == IconGrid.AnimationDirection.OUT &&
this._displayingPopup && this._currentPopup) {
this._currentPopup.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._currentPopup && this._displayingPopup &&
animationDirection == IconGrid.AnimationDirection.OUT)
Tweener.addTween(this._currentPopup.actor,
{ time: VIEWS_SWITCH_TIME,
transition: 'easeOutQuad',
opacity: 0,
onComplete() {
this.opacity = 255;
} });
if (animationDirection == IconGrid.AnimationDirection.OUT)
this._pageIndicators.animateIndicators(animationDirection);
}
getCurrentPageY() {
return this._grid.getPageY(this._grid.currentPage);
}
goToPage(pageNumber) {
pageNumber = clamp(pageNumber, 0, this._grid.nPages() - 1);
if (this._grid.currentPage == pageNumber && this._displayingPopup && this._currentPopup)
return;
if (this._displayingPopup && this._currentPopup)
this._currentPopup.popdown();
let velocity;
if (!this._panning)
velocity = 0;
else
velocity = Math.abs(this._panAction.get_velocity(0)[2]);
// Tween the change between pages.
// If velocity is not specified (i.e. scrolling with mouse wheel),
// use the same speed regardless of original position
// if velocity is specified, it's in pixels per milliseconds
let diffToPage = this._diffToPage(pageNumber);
let childBox = this._scrollView.get_allocation_box();
let totalHeight = childBox.y2 - childBox.y1;
let time;
// Only take the velocity into account on page changes, otherwise
// return smoothly to the current page using the default velocity
if (this._grid.currentPage != pageNumber) {
let minVelocity = totalHeight / (PAGE_SWITCH_TIME * 1000);
velocity = Math.max(minVelocity, velocity);
time = (diffToPage / velocity) / 1000;
} else {
time = PAGE_SWITCH_TIME * diffToPage / totalHeight;
}
// When changing more than one page, make sure to not take
// longer than PAGE_SWITCH_TIME
time = Math.min(time, PAGE_SWITCH_TIME);
this._grid.currentPage = pageNumber;
Tweener.addTween(this._adjustment,
{ value: this._grid.getPageY(this._grid.currentPage),
time: time,
transition: 'easeOutQuad' });
this._pageIndicators.setCurrentPage(pageNumber);
}
_diffToPage(pageNumber) {
let currentScrollPosition = this._adjustment.value;
return Math.abs(currentScrollPosition - this._grid.getPageY(pageNumber));
}
openSpaceForPopup(item, side, nRows) {
this._updateIconOpacities(true);
this._displayingPopup = true;
this._grid.openExtraSpace(item, side, nRows);
}
_closeSpaceForPopup() {
this._updateIconOpacities(false);
let fadeEffect = this._scrollView.get_effect('fade');
if (fadeEffect)
fadeEffect.enabled = true;
this._grid.closeExtraSpace();
}
_onScroll(actor, event) {
if (this._displayingPopup || !this._scrollView.reactive)
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);
return Clutter.EVENT_STOP;
}
_onPan(action) {
if (this._displayingPopup)
return false;
this._panning = true;
this._clickAction.release();
let [dist_, dx_, dy] = action.get_motion_delta(0);
let adjustment = this._adjustment;
adjustment.value -= (dy / this._scrollView.height) * adjustment.page_size;
return false;
}
_onPanEnd(action) {
if (this._displayingPopup)
return;
let pageHeight = this._grid.getPageHeight();
// Calculate the scroll value we'd be at, which is our current
// scroll plus any velocity the user had when they released
// their finger.
let velocity = -action.get_velocity(0)[2];
let endPanValue = this._adjustment.value + velocity;
let closestPage = Math.round(endPanValue / pageHeight);
this.goToPage(closestPage);
this._panning = false;
}
_onKeyPressEvent(actor, event) {
if (this._displayingPopup)
return Clutter.EVENT_STOP;
if (event.get_key_symbol() == Clutter.Page_Up) {
this.goToPage(this._grid.currentPage - 1);
return Clutter.EVENT_STOP;
} else if (event.get_key_symbol() == Clutter.Page_Down) {
this.goToPage(this._grid.currentPage + 1);
return Clutter.EVENT_STOP;
}
return Clutter.EVENT_PROPAGATE;
}
addFolderPopup(popup) {
this._stack.add_actor(popup.actor);
popup.connect('open-state-changed', (popup, isOpen) => {
this._eventBlocker.reactive = isOpen;
if (this._currentPopup) {
this._currentPopup.actor.disconnect(this._currentPopupDestroyId);
this._currentPopupDestroyId = 0;
}
this._currentPopup = null;
if (isOpen) {
this._currentPopup = popup;
this._currentPopupDestroyId = popup.actor.connect('destroy', () => {
this._currentPopup = null;
this._currentPopupDestroyId = 0;
this._eventBlocker.reactive = false;
});
}
this._updateIconOpacities(isOpen);
if (!isOpen)
this._closeSpaceForPopup();
});
}
_childFocused(icon) {
let itemPage = this._grid.getItemPage(icon);
this.goToPage(itemPage);
}
_updateIconOpacities(folderOpen) {
for (let id in this._items) {
let params, opacity;
if (folderOpen && !this._items[id].actor.checked)
opacity = INACTIVE_GRID_OPACITY;
else
opacity = 255;
params = { opacity: opacity,
time: INACTIVE_GRID_OPACITY_ANIMATION_TIME,
transition: 'easeOutQuad' };
Tweener.addTween(this._items[id].actor, params);
}
}
// 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.actor.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.setCurrentPage(0);
return GLib.SOURCE_REMOVE;
});
}
this._availWidth = availWidth;
this._availHeight = availHeight;
// Update folder views
for (let i = 0; i < this.folderIcons.length; i++)
this.folderIcons[i].adaptToSize(availWidth, availHeight);
}
_handleDragOvershoot(dragEvent) {
let [gridX, gridY] = this.actor.get_transformed_position();
let [gridWidth, gridHeight] = this.actor.get_transformed_size();
let gridBottom = gridY + gridHeight;
// Within the grid boundaries, or already animating
if (dragEvent.y > gridY && dragEvent.y < gridBottom ||
Tweener.isTweening(this._adjustment)) {
return;
}
// Moving above the grid
let currentY = this._adjustment.value;
if (dragEvent.y <= gridY && currentY > 0) {
this.goToPage(this._grid.currentPage - 1);
return;
}
// Moving below the grid
let maxY = this._adjustment.upper - this._adjustment.page_size;
if (dragEvent.y >= gridBottom && currentY < maxY) {
this.goToPage(this._grid.currentPage + 1);
return;
}
}
_onDragBegin() {
this._dragMonitor = {
dragMotion: this._onDragMotion.bind(this)
};
DND.addDragMonitor(this._dragMonitor);
}
_onDragMotion(dragEvent) {
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 (appIcon.view == this)
this._handleDragOvershoot(dragEvent);
return DND.DragMotionResult.CONTINUE;
}
_onDragEnd() {
if (this._dragMonitor) {
DND.removeDragMonitor(this._dragMonitor);
this._dragMonitor = null;
}
}
_canDropAt(source) {
if (!(source instanceof AppIcon))
return false;
if (!global.settings.is_writable('favorite-apps'))
return false;
if (!(source.view instanceof FolderView))
return false;
return true;
}
handleDragOver(source, actor, x, y, time) {
if (!this._canDropAt(source))
return DND.DragMotionResult.NO_DROP;
return DND.DragMotionResult.MOVE_DROP;
}
acceptDrop(source, actor, x, y, time) {
if (!this._canDropAt(source))
return false;
source.view.removeApp(source.app);
if (this._currentPopup)
this._currentPopup.popdown();
return true;
}
inhibitEventBlocker() {
this._nEventBlockerInhibits++;
this._eventBlocker.visible = this._nEventBlockerInhibits == 0;
}
uninhibitEventBlocker() {
this._nEventBlockerInhibits--;
this._eventBlocker.visible = this._nEventBlockerInhibits == 0;
}
};
Signals.addSignalMethods(AllView.prototype);
var FrequentView = class FrequentView extends BaseAppView {
constructor() {
super(null, { fillParent: true });
this.actor = new St.Widget({ style_class: 'frequent-apps',
layout_manager: new Clutter.BinLayout(),
x_expand: true, y_expand: 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.actor.add_actor(this._grid);
this.actor.add_actor(this._noFrequentAppsLabel);
this._noFrequentAppsLabel.hide();
this._usage = Shell.AppUsage.get_default();
this.actor.connect('notify::mapped', () => {
if (this.actor.mapped)
this._redisplay();
});
}
hasUsefulData() {
return this._usage.get_most_used().length >= MIN_FREQUENT_APPS_COUNT;
}
_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 (!mostUsed[i].get_app_info().should_show())
continue;
let appIcon = new AppIcon(mostUsed[i], this,
{ 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.actor.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 = class AppDisplay {
constructor() {
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': 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': view, 'control': button };
this.actor = new St.BoxLayout ({ style_class: 'app-display',
x_expand: true, y_expand: true,
vertical: true });
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.actor.add_actor(this._viewStack);
let layout = new ControlsBoxLayout({ homogeneous: true });
this._controls = new St.Widget({ style_class: 'app-view-controls',
layout_manager: layout });
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;
Tweener.removeTweens(this._controls);
this._controls.opacity = 255;
});
layout.hookup_style(this._controls);
this.actor.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.actor);
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();
Gio.DBus.system.watch_name(SWITCHEROO_BUS_NAME,
Gio.BusNameWatcherFlags.NONE,
this._switcherooProxyAppeared.bind(this),
() => {
this._switcherooProxy = null;
this._updateDiscreteGpuAvailable();
});
}
_updateDiscreteGpuAvailable() {
if (!this._switcherooProxy)
discreteGpuAvailable = false;
else
discreteGpuAvailable = this._switcherooProxy.HasDualGpu;
}
_switcherooProxyAppeared() {
this._switcherooProxy = new SwitcherooProxy(Gio.DBus.system, SWITCHEROO_BUS_NAME, SWITCHEROO_OBJECT_PATH,
(proxy, error) => {
if (error) {
log(error.message);
return;
}
this._updateDiscreteGpuAvailable();
});
}
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;
}
Tweener.addTween(this._controls,
{ time: IconGrid.ANIMATION_TIME_IN,
transition: 'easeInOutQuad',
opacity: finalOpacity,
});
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.actor.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();
}
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) {
return 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) {
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 => {
let app = Gio.DesktopAppInfo.new(appID);
return app && app.should_show();
});
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']), null);
else
return new SystemActionIcon(this, resultMeta);
}
};
var FolderView = class FolderView extends BaseAppView {
constructor(folder, parentView) {
super(null, null);
// 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._folder = folder;
this._parentView = parentView;
this.actor = new St.ScrollView({ overlay_scrollbars: true });
this.actor.set_policy(St.PolicyType.NEVER, St.PolicyType.AUTOMATIC);
let scrollableContainer = new St.BoxLayout({ vertical: true, reactive: true });
scrollableContainer.add_actor(this._grid);
this.actor.add_actor(scrollableContainer);
let action = new Clutter.PanAction({ interpolate: true });
action.connect('pan', this._onPan.bind(this));
this.actor.add_action(action);
this._folder.connect('changed', this._redisplay.bind(this));
this._redisplay();
}
_childFocused(actor) {
Util.ensureActorVisibleInScrollView(this.actor, 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' });
layout.hookup_style(icon);
let subSize = Math.floor(FOLDER_SUBICON_FRACTION * size);
let scale = St.ThemeContext.get_for_stage(global.stage).scale_factor;
let numItems = this._allItems.length;
let rtl = icon.get_text_direction() == Clutter.TextDirection.RTL;
for (let i = 0; i < 4; i++) {
let bin = new St.Bin({ width: subSize * scale, height: subSize * scale });
if (i < numItems)
bin.child = this._allItems[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.actor.vscroll.adjustment;
adjustment.value -= (dy / this.actor.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.actor.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 - this._offsetForEachSide, 0);
this._grid.bottomPadding = Math.max(this._grid.bottomPadding - this._offsetForEachSide, 0);
this._grid.leftPadding = Math.max(this._grid.leftPadding - this._offsetForEachSide, 0);
this._grid.rightPadding = Math.max(this._grid.rightPadding - this._offsetForEachSide, 0);
this.actor.set_width(this.usedWidth());
this.actor.set_height(this.usedHeight());
}
_getPageAvailableSize() {
let pageBox = new Clutter.ActorBox();
pageBox.x1 = pageBox.y1 = 0;
pageBox.x2 = this._parentAvailableWidth;
pageBox.y2 = this._parentAvailableHeight;
let contentBox = this.actor.get_theme_node().get_content_box(pageBox);
// We only can show icons inside the collection view boxPointer
// so we have to subtract the required padding etc of the boxpointer
return [(contentBox.x2 - contentBox.x1) - 2 * this._offsetForEachSide, (contentBox.y2 - contentBox.y1) - 2 * this._offsetForEachSide];
}
usedWidth() {
let [availWidthPerPage] = this._getPageAvailableSize();
return this._grid.usedWidth(availWidthPerPage);
}
usedHeight() {
return this._grid.usedHeightForNRows(this.nRowsDisplayedAtOnce());
}
nRowsDisplayedAtOnce() {
let [availWidthPerPage, availHeightPerPage] = this._getPageAvailableSize();
let maxRows = this._grid.rowsForHeight(availHeightPerPage) - 1;
return Math.min(this._grid.nRows(availWidthPerPage), maxRows);
}
setPaddingOffsets(offset) {
this._offsetForEachSide = offset;
}
_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 (!app.get_app_info().should_show())
return;
if (apps.some(appIcon => appIcon.id == appId))
return;
let icon = new AppIcon(app, this);
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;
}
removeApp(app) {
let folderApps = this._folder.get_strv('apps');
let index = folderApps.indexOf(app.id);
if (index < 0)
return false;
folderApps.splice(index, 1);
this._folder.set_strv('apps', folderApps);
return true;
}
};
var FolderIcon = class FolderIcon {
constructor(id, path, parentView) {
this.id = id;
this.name = '';
this._parentView = parentView;
this._folder = new Gio.Settings({ schema_id: 'org.gnome.desktop.app-folders.folder',
path: path });
this.actor = new St.Button({ style_class: 'app-well-app app-folder',
button_mask: St.ButtonMask.ONE,
toggle_mode: true,
can_focus: true,
x_fill: true,
y_fill: true });
this.actor._delegate = this;
// whether we need to update arrow side, position etc.
this._popupInvalidated = false;
this.icon = new IconGrid.BaseIcon('', {
createIcon: this._createIcon.bind(this),
setSizeManually: true
});
this.actor.set_child(this.icon);
this.actor.label_actor = this.icon.label;
this.view = new FolderView(this._folder, parentView);
Main.overview.connect('item-drag-begin',
this._onDragBegin.bind(this));
Main.overview.connect('item-drag-end',
this._onDragEnd.bind(this));
this.actor.connect('clicked', this.open.bind(this));
this.actor.connect('destroy', this.onDestroy.bind(this));
this.actor.connect('notify::mapped', () => {
if (!this.actor.mapped && this._popup)
this._popup.popdown();
});
this._folder.connect('changed', this._redisplay.bind(this));
this._redisplay();
}
onDestroy() {
this.view.actor.destroy();
if (this._spaceReadySignalId) {
this._parentView.disconnect(this._spaceReadySignalId);
this._spaceReadySignalId = 0;
}
if (this._popup)
this._popup.actor.destroy();
}
open() {
this._ensurePopup();
this.view.actor.vscroll.adjustment.value = 0;
this._openSpaceForPopup();
}
getAppIds() {
return this.view.getAllItems().map(item => item.id);
}
_onDragBegin() {
this._dragMonitor = {
dragMotion: this._onDragMotion.bind(this),
};
DND.addDragMonitor(this._dragMonitor);
this._parentView.inhibitEventBlocker();
}
_onDragMotion(dragEvent) {
let target = dragEvent.targetActor;
if (!this.actor.contains(target) || !this._canDropAt(dragEvent.source))
this.actor.remove_style_pseudo_class('drop');
else
this.actor.add_style_pseudo_class('drop');
return DND.DragMotionResult.CONTINUE;
}
_onDragEnd() {
this.actor.remove_style_pseudo_class('drop');
this._parentView.uninhibitEventBlocker();
DND.removeDragMonitor(this._dragMonitor);
}
_canDropAt(source) {
if (!(source instanceof AppIcon))
return false;
if (!global.settings.is_writable('favorite-apps'))
return false;
if (this._folder.get_strv('apps').includes(source.id))
return false
return true;
}
handleDragOver(source, actor, x, y, time) {
if (!this._canDropAt(source))
return DND.DragMotionResult.NO_DROP;
return DND.DragMotionResult.MOVE_DROP;
}
acceptDrop(source, actor, x, y, time) {
if (!this._canDropAt(source))
return true;
let app = source.app;
let folderApps = this._folder.get_strv('apps');
folderApps.push(app.id);
this._folder.set_strv('apps', folderApps);
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');
}
_redisplay() {
this._updateName();
this.actor.visible = this.view.getAllItems().length > 0;
this.icon.update();
this.emit('apps-changed');
}
_createIcon(iconSize) {
return this.view.createFolderIcon(iconSize, this);
}
_popupHeight() {
let usedHeight = this.view.usedHeight() + this._popup.getOffset(St.Side.TOP) + this._popup.getOffset(St.Side.BOTTOM);
return usedHeight;
}
_openSpaceForPopup() {
this._spaceReadySignalId = this._parentView.connect('space-ready', () => {
this._parentView.disconnect(this._spaceReadySignalId);
this._spaceReadySignalId = 0;
this._popup.popup();
this._updatePopupPosition();
});
this._parentView.openSpaceForPopup(this, this._boxPointerArrowside, this.view.nRowsDisplayedAtOnce());
}
_calculateBoxPointerArrowSide() {
let spaceTop = this.actor.y - this._parentView.getCurrentPageY();
let spaceBottom = this._parentView.actor.height - (spaceTop + this.actor.height);
return spaceTop > spaceBottom ? St.Side.BOTTOM : St.Side.TOP;
}
_updatePopupSize() {
// StWidget delays style calculation until needed, make sure we use the correct values
this.view._grid.ensure_style();
let offsetForEachSide = Math.ceil((this._popup.getOffset(St.Side.TOP) +
this._popup.getOffset(St.Side.BOTTOM) -
this._popup.getCloseButtonOverlap()) / 2);
// Add extra padding to prevent boxpointer decorations and close button being cut off
this.view.setPaddingOffsets(offsetForEachSide);
this.view.adaptToSize(this._parentAvailableWidth, this._parentAvailableHeight);
}
_updatePopupPosition() {
if (!this._popup)
return;
if (this._boxPointerArrowside == St.Side.BOTTOM)
this._popup.actor.y = this.actor.allocation.y1 + this.actor.translation_y - this._popupHeight();
else
this._popup.actor.y = this.actor.allocation.y1 + this.actor.translation_y + this.actor.height;
}
_ensurePopup() {
if (this._popup && !this._popupInvalidated)
return;
this._boxPointerArrowside = this._calculateBoxPointerArrowSide();
if (!this._popup) {
this._popup = new AppFolderPopup(this, this._boxPointerArrowside);
this._parentView.addFolderPopup(this._popup);
this._popup.connect('open-state-changed', (popup, isOpen) => {
if (!isOpen)
this.actor.checked = false;
});
} else {
this._popup.updateArrowSide(this._boxPointerArrowside);
}
this._updatePopupSize();
this._updatePopupPosition();
this._popupInvalidated = false;
}
adaptToSize(width, height) {
this._parentAvailableWidth = width;
this._parentAvailableHeight = height;
if (this._popup)
this.view.adaptToSize(width, height);
this._popupInvalidated = true;
}
};
Signals.addSignalMethods(FolderIcon.prototype);
var AppFolderPopup = class AppFolderPopup {
constructor(source, side) {
this._source = source;
this._view = source.view;
this._arrowSide = side;
this._isOpen = false;
this.parentOffset = 0;
this.actor = new St.Widget({ layout_manager: new Clutter.BinLayout(),
visible: false,
// We don't want to expand really, but look
// at the layout manager of our parent...
//
// DOUBLE HACK: if you set one, you automatically
// get the effect for the other direction too, so
// we need to set the y_align
x_expand: true,
y_expand: true,
x_align: Clutter.ActorAlign.CENTER,
y_align: Clutter.ActorAlign.START });
this._boxPointer = new BoxPointer.BoxPointer(this._arrowSide,
{ style_class: 'app-folder-popup-bin',
x_fill: true,
y_fill: true,
x_expand: true,
x_align: St.Align.START });
this._boxPointer.style_class = 'app-folder-popup';
this.actor.add_actor(this._boxPointer);
this._boxPointer.bin.set_child(this._view.actor);
this.closeButton = Util.makeCloseButton(this._boxPointer);
this.closeButton.connect('clicked', this.popdown.bind(this));
this.actor.add_actor(this.closeButton);
this._boxPointer.bind_property('opacity', this.closeButton, 'opacity',
GObject.BindingFlags.SYNC_CREATE);
global.focus_manager.add_group(this.actor);
this._grabHelper = new GrabHelper.GrabHelper(this.actor, {
actionMode: Shell.ActionMode.POPUP
});
this._grabHelper.addActor(Main.layoutManager.overviewGroup);
this.actor.connect('key-press-event', this._onKeyPress.bind(this));
this.actor.connect('destroy', this._onDestroy.bind(this));
}
_onDestroy() {
if (this._isOpen) {
this._isOpen = false;
this._grabHelper.ungrab({ actor: this.actor });
this._grabHelper = null;
}
}
_onKeyPress(actor, event) {
if (global.stage.get_key_focus() != actor)
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 (event.get_key_symbol()) {
case Clutter.Down:
direction = St.DirectionType.TAB_FORWARD;
break;
case Clutter.Right:
direction = isLtr ? St.DirectionType.TAB_FORWARD :
St.DirectionType.TAB_BACKWARD;
break;
case Clutter.Up:
direction = St.DirectionType.TAB_BACKWARD;
break;
case Clutter.Left:
direction = isLtr ? St.DirectionType.TAB_BACKWARD :
St.DirectionType.TAB_FORWARD;
break;
default:
return Clutter.EVENT_PROPAGATE;
}
return actor.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.actor,
onUngrab: this.popdown.bind(this) });
if (!this._isOpen)
return;
this.actor.show();
this._boxPointer.setArrowActor(this._source.actor);
// We need to hide the icons of the view until the boxpointer animation
// is completed so we can animate the icons after as we like without
// showing them while boxpointer is animating.
this._view.actor.opacity = 0;
this._boxPointer.open(BoxPointer.PopupAnimation.FADE |
BoxPointer.PopupAnimation.SLIDE,
() => {
this._view.actor.opacity = 255;
this._view.animate(IconGrid.AnimationDirection.IN);
});
this.emit('open-state-changed', true);
}
popdown() {
if (!this._isOpen)
return;
this._grabHelper.ungrab({ actor: this.actor });
this._boxPointer.close(BoxPointer.PopupAnimation.FADE |
BoxPointer.PopupAnimation.SLIDE);
this._isOpen = false;
this.emit('open-state-changed', false);
}
getCloseButtonOverlap() {
return this.closeButton.get_theme_node().get_length('-shell-close-overlap-y');
}
getOffset(side) {
let offset = this._boxPointer.getPadding(side);
if (this._arrowSide == side)
offset += this._boxPointer.getArrowHeight();
return offset;
}
updateArrowSide(side) {
this._arrowSide = side;
this._boxPointer.updateArrowSide(side);
}
};
Signals.addSignalMethods(AppFolderPopup.prototype);
var AppIcon = class AppIcon {
constructor(app, view, iconParams = {}) {
this.app = app;
this.id = app.get_id();
this.name = app.get_name();
this._view = view;
this.actor = new St.Button({ style_class: 'app-well-app',
reactive: true,
button_mask: St.ButtonMask.ONE | St.ButtonMask.TWO,
can_focus: true,
x_fill: true,
y_fill: true });
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 = new St.Widget({ layout_manager: new Clutter.BinLayout(),
x_expand: true, y_expand: true });
this.actor.set_child(this._iconContainer);
this._iconContainer.add_child(this._dot);
this.actor._delegate = this;
this._scaleInId = 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.actor.label_actor = this.icon.label;
this.actor.connect('leave-event', this._onLeaveEvent.bind(this));
this.actor.connect('button-press-event', this._onButtonPress.bind(this));
this.actor.connect('touch-event', this._onTouchEvent.bind(this));
this.actor.connect('clicked', this._onClicked.bind(this));
this.actor.connect('popup-menu', this._onKeyboardPopupMenu.bind(this));
this._menu = null;
this._menuManager = new PopupMenu.PopupMenuManager(this.actor);
if (isDraggable) {
this._draggable = DND.makeDraggable(this.actor);
this._draggable.connect('drag-begin', () => {
this._dragging = true;
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;
Main.overview.endItemDrag(this);
});
}
this.actor.connect('destroy', this._onDestroy.bind(this));
this._menuTimeoutId = 0;
this._stateChangedId = this.app.connect('notify::state', () => {
this._updateRunningStyle();
});
this._updateRunningStyle();
}
_onDestroy() {
if (this._stateChangedId > 0)
this.app.disconnect(this._stateChangedId);
if (this._draggable && 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) {
Mainloop.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 = Mainloop.timeout_add(MENU_POPUP_TIMEOUT, () => {
this._menuTimeoutId = 0;
this.popupMenu();
return GLib.SOURCE_REMOVE;
});
GLib.Source.set_name_by_id(this._menuTimeoutId, '[gnome-shell] this.popupMenu');
}
_onLeaveEvent(_actor, _event) {
this.actor.fake_release();
this._removeMenuTimeout();
}
_onButtonPress(_actor, event) {
let button = event.get_button();
if (button == 1) {
this._setPopupTimeout();
} else if (button == 3) {
this.popupMenu();
return Clutter.EVENT_STOP;
}
return Clutter.EVENT_PROPAGATE;
}
_onTouchEvent(actor, event) {
if (event.type() == Clutter.EventType.TOUCH_BEGIN)
this._setPopupTimeout();
return Clutter.EVENT_PROPAGATE;
}
_onClicked(actor, 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.actor.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.actor.connect('destroy', () => {
Main.overview.disconnect(id);
});
this._menuManager.addMenu(this._menu);
}
this.emit('menu-state-changed', true);
this.actor.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.actor.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();
}
_scaleIn() {
this.actor.scale_x = 0;
this.actor.scale_y = 0;
this.actor.pivot_point = new Clutter.Point({ x: 0.5, y: 0.5 });
Tweener.addTween(this.actor, {
scale_x: 1,
scale_y: 1,
time: APP_ICON_SCALE_IN_TIME,
delay: APP_ICON_SCALE_IN_DELAY,
transition: (t, b, c, d) => {
// Similar to easeOutElastic, but less aggressive.
t /= d;
let p = 0.5;
return b + c * (Math.pow(2, -11 * t) * Math.sin(2 * Math.PI * (t - p / 4) / p) + 1);
}
});
}
_unscheduleScaleIn() {
if (this._scaleInId != 0) {
this.actor.disconnect(this._scaleInId);
this._scaleInId = 0;
}
}
scheduleScaleIn() {
if (this._scaleInId != 0)
return;
if (this.actor.mapped) {
this._scaleIn();
} else {
this._scaleInId = this.actor.connect('notify::mapped', () => {
this._unscheduleScaleIn();
this._scaleIn();
})
}
}
shellWorkspaceLaunch(params) {
params = Params.parse(params, { workspace: -1,
timestamp: 0 });
this.app.open_new_window(params.workspace);
}
getDragActor() {
return this.app.create_icon_texture(Main.overview.dashIconSize);
}
// 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.actor.hover && (!this._menu || !this._menu.isOpen);
}
get view() {
return this._view;
}
};
Signals.addSignalMethods(AppIcon.prototype);
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.actor, 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.actor.connect('notify::mapped', () => {
if (!source.actor.mapped)
this.close();
});
source.actor.connect('destroy', () => {
source.actor.disconnect(this._sourceMappedId);
this.destroy();
});
Main.uiGroup.add_actor(this.actor);
}
_redisplay() {
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', () => {
if (this._source.app.state == Shell.AppState.STOPPED)
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 &&
!actions.includes('activate-discrete-gpu')) {
this._onDiscreteGpuMenuItem = this._appendMenuItem(_("Launch using Dedicated Graphics Card"));
this._onDiscreteGpuMenuItem.connect('activate', () => {
if (this._source.app.state == Shell.AppState.STOPPED)
this._source.animateLaunch();
this._source.app.launch(0, -1, true);
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) => {
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', () => {
let id = this._source.app.get_id();
let args = GLib.Variant.new('(ss)', [id, '']);
Gio.DBus.get(Gio.BusType.SESSION, null, (o, res) => {
let bus = Gio.DBus.get_finish(res);
bus.call('org.gnome.Software',
'/org/gnome/Software',
'org.gtk.Actions', 'Activate',
GLib.Variant.new('(sava{sv})',
['details', [args], null]),
null, 0, -1, null, 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._redisplay();
this.open();
}
};
Signals.addSignalMethods(AppIconMenu.prototype);
var SystemActionIcon = class SystemActionIcon extends Search.GridSearchResult {
activate() {
SystemActions.getDefault().activateAction(this.metaInfo['id']);
Main.overview.hide();
}
};