1003 lines
32 KiB
JavaScript
1003 lines
32 KiB
JavaScript
// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
|
|
|
|
import Clutter from 'gi://Clutter';
|
|
import GLib from 'gi://GLib';
|
|
import GObject from 'gi://GObject';
|
|
import Graphene from 'gi://Graphene';
|
|
import Meta from 'gi://Meta';
|
|
import Shell from 'gi://Shell';
|
|
import St from 'gi://St';
|
|
|
|
import * as AppDisplay from './appDisplay.js';
|
|
import * as AppFavorites from './appFavorites.js';
|
|
import * as DND from './dnd.js';
|
|
import * as IconGrid from './iconGrid.js';
|
|
import * as Main from './main.js';
|
|
import * as Overview from './overview.js';
|
|
|
|
const DASH_ANIMATION_TIME = 200;
|
|
const DASH_ITEM_LABEL_SHOW_TIME = 150;
|
|
const DASH_ITEM_LABEL_HIDE_TIME = 100;
|
|
const DASH_ITEM_HOVER_TIMEOUT = 300;
|
|
|
|
/**
|
|
* @param {AppDisplay.AppIcon} source
|
|
*/
|
|
function getAppFromSource(source) {
|
|
if (source instanceof AppDisplay.AppIcon)
|
|
return source.app;
|
|
else
|
|
return null;
|
|
}
|
|
|
|
export const DashIcon = GObject.registerClass(
|
|
class DashIcon extends AppDisplay.AppIcon {
|
|
_init(app) {
|
|
super._init(app, {
|
|
setSizeManually: true,
|
|
showLabel: false,
|
|
});
|
|
}
|
|
|
|
popupMenu() {
|
|
super.popupMenu(St.Side.BOTTOM);
|
|
}
|
|
|
|
// Disable scale-n-fade methods used during DND by parent
|
|
scaleAndFade() {
|
|
}
|
|
|
|
undoScaleAndFade() {
|
|
}
|
|
|
|
handleDragOver() {
|
|
return DND.DragMotionResult.CONTINUE;
|
|
}
|
|
|
|
acceptDrop() {
|
|
return false;
|
|
}
|
|
});
|
|
|
|
// A container like StBin, but taking the child's scale into account
|
|
// when requesting a size
|
|
export const DashItemContainer = GObject.registerClass(
|
|
class DashItemContainer extends St.Widget {
|
|
_init() {
|
|
super._init({
|
|
style_class: 'dash-item-container',
|
|
pivot_point: new Graphene.Point({ x: .5, y: .5 }),
|
|
layout_manager: new Clutter.BinLayout(),
|
|
scale_x: 0,
|
|
scale_y: 0,
|
|
opacity: 0,
|
|
x_expand: true,
|
|
x_align: Clutter.ActorAlign.CENTER,
|
|
});
|
|
|
|
this._labelText = "";
|
|
this.label = new St.Label({ style_class: 'dash-label' });
|
|
this.label.hide();
|
|
Main.layoutManager.addChrome(this.label);
|
|
this.label.connectObject('destroy', () => (this.label = null), this);
|
|
this.label_actor = this.label;
|
|
|
|
this.child = null;
|
|
this.animatingOut = false;
|
|
|
|
this.connect('notify::scale-x', () => this.queue_relayout());
|
|
this.connect('notify::scale-y', () => this.queue_relayout());
|
|
|
|
this.connect('destroy', () => {
|
|
if (this.child != null)
|
|
this.child.destroy();
|
|
this.label?.destroy();
|
|
});
|
|
}
|
|
|
|
vfunc_get_preferred_height(forWidth) {
|
|
let themeNode = this.get_theme_node();
|
|
forWidth = themeNode.adjust_for_width(forWidth);
|
|
let [minHeight, natHeight] = super.vfunc_get_preferred_height(forWidth);
|
|
return themeNode.adjust_preferred_height(minHeight * this.scale_y,
|
|
natHeight * this.scale_y);
|
|
}
|
|
|
|
vfunc_get_preferred_width(forHeight) {
|
|
let themeNode = this.get_theme_node();
|
|
forHeight = themeNode.adjust_for_height(forHeight);
|
|
let [minWidth, natWidth] = super.vfunc_get_preferred_width(forHeight);
|
|
return themeNode.adjust_preferred_width(minWidth * this.scale_x,
|
|
natWidth * this.scale_x);
|
|
}
|
|
|
|
showLabel() {
|
|
if (!this._labelText)
|
|
return;
|
|
|
|
this.label.set_text(this._labelText);
|
|
this.label.opacity = 0;
|
|
this.label.show();
|
|
|
|
let [stageX, stageY] = this.get_transformed_position();
|
|
|
|
const itemWidth = this.allocation.get_width();
|
|
|
|
const labelWidth = this.label.get_width();
|
|
const xOffset = Math.floor((itemWidth - labelWidth) / 2);
|
|
const x = Math.clamp(stageX + xOffset, 0, global.stage.width - labelWidth);
|
|
|
|
let node = this.label.get_theme_node();
|
|
const yOffset = node.get_length('-y-offset');
|
|
|
|
const y = stageY - this.label.height - yOffset;
|
|
|
|
this.label.set_position(x, y);
|
|
this.label.ease({
|
|
opacity: 255,
|
|
duration: DASH_ITEM_LABEL_SHOW_TIME,
|
|
mode: Clutter.AnimationMode.EASE_OUT_QUAD,
|
|
});
|
|
}
|
|
|
|
setLabelText(text) {
|
|
this._labelText = text;
|
|
this.child.accessible_name = text;
|
|
}
|
|
|
|
hideLabel() {
|
|
this.label.ease({
|
|
opacity: 0,
|
|
duration: DASH_ITEM_LABEL_HIDE_TIME,
|
|
mode: Clutter.AnimationMode.EASE_OUT_QUAD,
|
|
onComplete: () => this.label.hide(),
|
|
});
|
|
}
|
|
|
|
setChild(actor) {
|
|
if (this.child == actor)
|
|
return;
|
|
|
|
this.destroy_all_children();
|
|
|
|
this.child = actor;
|
|
this.child.y_expand = true;
|
|
this.add_actor(this.child);
|
|
}
|
|
|
|
show(animate) {
|
|
if (this.child == null)
|
|
return;
|
|
|
|
let time = animate ? DASH_ANIMATION_TIME : 0;
|
|
this.ease({
|
|
scale_x: 1,
|
|
scale_y: 1,
|
|
opacity: 255,
|
|
duration: time,
|
|
mode: Clutter.AnimationMode.EASE_OUT_QUAD,
|
|
});
|
|
}
|
|
|
|
animateOutAndDestroy() {
|
|
this.label.hide();
|
|
|
|
if (this.child == null) {
|
|
this.destroy();
|
|
return;
|
|
}
|
|
|
|
this.animatingOut = true;
|
|
this.ease({
|
|
scale_x: 0,
|
|
scale_y: 0,
|
|
opacity: 0,
|
|
duration: DASH_ANIMATION_TIME,
|
|
mode: Clutter.AnimationMode.EASE_OUT_QUAD,
|
|
onComplete: () => this.destroy(),
|
|
});
|
|
}
|
|
});
|
|
|
|
export const ShowAppsIcon = GObject.registerClass(
|
|
class ShowAppsIcon extends DashItemContainer {
|
|
_init() {
|
|
super._init();
|
|
|
|
this.toggleButton = new St.Button({
|
|
style_class: 'show-apps',
|
|
track_hover: true,
|
|
can_focus: true,
|
|
toggle_mode: true,
|
|
});
|
|
this._iconActor = null;
|
|
this.icon = new IconGrid.BaseIcon(_('Show Apps'), {
|
|
setSizeManually: true,
|
|
showLabel: false,
|
|
createIcon: this._createIcon.bind(this),
|
|
});
|
|
this.icon.y_align = Clutter.ActorAlign.CENTER;
|
|
|
|
this.toggleButton.add_actor(this.icon);
|
|
this.toggleButton._delegate = this;
|
|
|
|
this.setChild(this.toggleButton);
|
|
this.setDragApp(null);
|
|
}
|
|
|
|
_createIcon(size) {
|
|
this._iconActor = new St.Icon({
|
|
icon_name: 'view-app-grid-symbolic',
|
|
icon_size: size,
|
|
style_class: 'show-apps-icon',
|
|
track_hover: true,
|
|
});
|
|
return this._iconActor;
|
|
}
|
|
|
|
_canRemoveApp(app) {
|
|
if (app == null)
|
|
return false;
|
|
|
|
if (!global.settings.is_writable('favorite-apps'))
|
|
return false;
|
|
|
|
let id = app.get_id();
|
|
let isFavorite = AppFavorites.getAppFavorites().isFavorite(id);
|
|
return isFavorite;
|
|
}
|
|
|
|
setDragApp(app) {
|
|
let canRemove = this._canRemoveApp(app);
|
|
|
|
this.toggleButton.set_hover(canRemove);
|
|
if (this._iconActor)
|
|
this._iconActor.set_hover(canRemove);
|
|
|
|
if (canRemove)
|
|
this.setLabelText(_('Unpin'));
|
|
else
|
|
this.setLabelText(_('Show Apps'));
|
|
}
|
|
|
|
handleDragOver(source, _actor, _x, _y, _time) {
|
|
if (!this._canRemoveApp(getAppFromSource(source)))
|
|
return DND.DragMotionResult.NO_DROP;
|
|
|
|
return DND.DragMotionResult.MOVE_DROP;
|
|
}
|
|
|
|
acceptDrop(source, _actor, _x, _y, _time) {
|
|
let app = getAppFromSource(source);
|
|
if (!this._canRemoveApp(app))
|
|
return false;
|
|
|
|
let id = app.get_id();
|
|
|
|
const laters = global.compositor.get_laters();
|
|
laters.add(Meta.LaterType.BEFORE_REDRAW, () => {
|
|
AppFavorites.getAppFavorites().removeFavorite(id);
|
|
return false;
|
|
});
|
|
|
|
return true;
|
|
}
|
|
});
|
|
|
|
const DragPlaceholderItem = GObject.registerClass(
|
|
class DragPlaceholderItem extends DashItemContainer {
|
|
_init() {
|
|
super._init();
|
|
this.setChild(new St.Bin({ style_class: 'placeholder' }));
|
|
}
|
|
});
|
|
|
|
const EmptyDropTargetItem = GObject.registerClass(
|
|
class EmptyDropTargetItem extends DashItemContainer {
|
|
_init() {
|
|
super._init();
|
|
this.setChild(new St.Bin({ style_class: 'empty-dash-drop-target' }));
|
|
}
|
|
});
|
|
|
|
const DashIconsLayout = GObject.registerClass(
|
|
class DashIconsLayout extends Clutter.BoxLayout {
|
|
_init() {
|
|
super._init({
|
|
orientation: Clutter.Orientation.HORIZONTAL,
|
|
});
|
|
}
|
|
|
|
vfunc_get_preferred_width(container, forHeight) {
|
|
const [, natWidth] = super.vfunc_get_preferred_width(container, forHeight);
|
|
return [0, natWidth];
|
|
}
|
|
});
|
|
|
|
const baseIconSizes = [16, 22, 24, 32, 48, 64];
|
|
|
|
export const Dash = GObject.registerClass({
|
|
Signals: { 'icon-size-changed': {} },
|
|
}, class Dash extends St.Widget {
|
|
_init() {
|
|
this._maxWidth = -1;
|
|
this._maxHeight = -1;
|
|
this.iconSize = 64;
|
|
this._shownInitially = false;
|
|
|
|
this._separator = null;
|
|
this._dragPlaceholder = null;
|
|
this._dragPlaceholderPos = -1;
|
|
this._animatingPlaceholdersCount = 0;
|
|
this._showLabelTimeoutId = 0;
|
|
this._resetHoverTimeoutId = 0;
|
|
this._labelShowing = false;
|
|
|
|
super._init({
|
|
name: 'dash',
|
|
offscreen_redirect: Clutter.OffscreenRedirect.ALWAYS,
|
|
layout_manager: new Clutter.BinLayout(),
|
|
});
|
|
|
|
this._dashContainer = new St.BoxLayout({
|
|
x_align: Clutter.ActorAlign.CENTER,
|
|
y_expand: true,
|
|
});
|
|
|
|
this._box = new St.Widget({
|
|
clip_to_allocation: true,
|
|
layout_manager: new DashIconsLayout(),
|
|
y_expand: true,
|
|
});
|
|
this._box._delegate = this;
|
|
|
|
this._dashContainer.add_child(this._box);
|
|
|
|
this._showAppsIcon = new ShowAppsIcon();
|
|
this._showAppsIcon.show(false);
|
|
this._showAppsIcon.icon.setIconSize(this.iconSize);
|
|
this._hookUpLabel(this._showAppsIcon);
|
|
this._dashContainer.add_child(this._showAppsIcon);
|
|
|
|
this.showAppsButton = this._showAppsIcon.toggleButton;
|
|
|
|
this._background = new St.Widget({
|
|
style_class: 'dash-background',
|
|
});
|
|
|
|
const sizerBox = new Clutter.Actor();
|
|
sizerBox.add_constraint(new Clutter.BindConstraint({
|
|
source: this._showAppsIcon.icon,
|
|
coordinate: Clutter.BindCoordinate.HEIGHT,
|
|
}));
|
|
sizerBox.add_constraint(new Clutter.BindConstraint({
|
|
source: this._dashContainer,
|
|
coordinate: Clutter.BindCoordinate.WIDTH,
|
|
}));
|
|
this._background.add_child(sizerBox);
|
|
|
|
this.add_child(this._background);
|
|
this.add_child(this._dashContainer);
|
|
|
|
this._workId = Main.initializeDeferredWork(this._box, this._redisplay.bind(this));
|
|
|
|
this._appSystem = Shell.AppSystem.get_default();
|
|
|
|
this._appSystem.connect('installed-changed', () => {
|
|
AppFavorites.getAppFavorites().reload();
|
|
this._queueRedisplay();
|
|
});
|
|
AppFavorites.getAppFavorites().connect('changed', this._queueRedisplay.bind(this));
|
|
this._appSystem.connect('app-state-changed', this._queueRedisplay.bind(this));
|
|
|
|
Main.overview.connect('item-drag-begin',
|
|
this._onItemDragBegin.bind(this));
|
|
Main.overview.connect('item-drag-end',
|
|
this._onItemDragEnd.bind(this));
|
|
Main.overview.connect('item-drag-cancelled',
|
|
this._onItemDragCancelled.bind(this));
|
|
Main.overview.connect('window-drag-begin',
|
|
this._onWindowDragBegin.bind(this));
|
|
Main.overview.connect('window-drag-cancelled',
|
|
this._onWindowDragEnd.bind(this));
|
|
Main.overview.connect('window-drag-end',
|
|
this._onWindowDragEnd.bind(this));
|
|
|
|
// Translators: this is the name of the dock/favorites area on
|
|
// the left of the overview
|
|
Main.ctrlAltTabManager.addGroup(this, _("Dash"), 'user-bookmarks-symbolic');
|
|
}
|
|
|
|
_onItemDragBegin() {
|
|
this._dragCancelled = false;
|
|
this._dragMonitor = {
|
|
dragMotion: this._onItemDragMotion.bind(this),
|
|
};
|
|
DND.addDragMonitor(this._dragMonitor);
|
|
|
|
if (this._box.get_n_children() == 0) {
|
|
this._emptyDropTarget = new EmptyDropTargetItem();
|
|
this._box.insert_child_at_index(this._emptyDropTarget, 0);
|
|
this._emptyDropTarget.show(true);
|
|
}
|
|
}
|
|
|
|
_onItemDragCancelled() {
|
|
this._dragCancelled = true;
|
|
this._endItemDrag();
|
|
}
|
|
|
|
_onItemDragEnd() {
|
|
if (this._dragCancelled)
|
|
return;
|
|
|
|
this._endItemDrag();
|
|
}
|
|
|
|
_endItemDrag() {
|
|
this._clearDragPlaceholder();
|
|
this._clearEmptyDropTarget();
|
|
this._showAppsIcon.setDragApp(null);
|
|
DND.removeDragMonitor(this._dragMonitor);
|
|
}
|
|
|
|
_onItemDragMotion(dragEvent) {
|
|
let app = getAppFromSource(dragEvent.source);
|
|
if (app == null)
|
|
return DND.DragMotionResult.CONTINUE;
|
|
|
|
let showAppsHovered =
|
|
this._showAppsIcon.contains(dragEvent.targetActor);
|
|
|
|
if (!this._box.contains(dragEvent.targetActor) || showAppsHovered)
|
|
this._clearDragPlaceholder();
|
|
|
|
if (showAppsHovered)
|
|
this._showAppsIcon.setDragApp(app);
|
|
else
|
|
this._showAppsIcon.setDragApp(null);
|
|
|
|
return DND.DragMotionResult.CONTINUE;
|
|
}
|
|
|
|
_onWindowDragBegin() {
|
|
this.ease({
|
|
opacity: 128,
|
|
duration: Overview.ANIMATION_TIME / 2,
|
|
mode: Clutter.AnimationMode.EASE_OUT_QUAD,
|
|
});
|
|
}
|
|
|
|
_onWindowDragEnd() {
|
|
this.ease({
|
|
opacity: 255,
|
|
duration: Overview.ANIMATION_TIME / 2,
|
|
mode: Clutter.AnimationMode.EASE_IN_QUAD,
|
|
});
|
|
}
|
|
|
|
_appIdListToHash(apps) {
|
|
let ids = {};
|
|
for (let i = 0; i < apps.length; i++)
|
|
ids[apps[i].get_id()] = apps[i];
|
|
return ids;
|
|
}
|
|
|
|
_queueRedisplay() {
|
|
Main.queueDeferredWork(this._workId);
|
|
}
|
|
|
|
_hookUpLabel(item, appIcon) {
|
|
item.child.connect('notify::hover', () => {
|
|
this._syncLabel(item, appIcon);
|
|
});
|
|
|
|
item.child.connect('clicked', () => {
|
|
this._labelShowing = false;
|
|
item.hideLabel();
|
|
});
|
|
|
|
Main.overview.connectObject('hiding', () => {
|
|
this._labelShowing = false;
|
|
item.hideLabel();
|
|
}, item.child);
|
|
|
|
if (appIcon) {
|
|
appIcon.connect('sync-tooltip', () => {
|
|
this._syncLabel(item, appIcon);
|
|
});
|
|
}
|
|
}
|
|
|
|
_createAppItem(app) {
|
|
let appIcon = new DashIcon(app);
|
|
|
|
appIcon.connect('menu-state-changed',
|
|
(o, opened) => {
|
|
this._itemMenuStateChanged(item, opened);
|
|
});
|
|
|
|
let item = new DashItemContainer();
|
|
item.setChild(appIcon);
|
|
|
|
// Override default AppIcon label_actor, now the
|
|
// accessible_name is set at DashItemContainer.setLabelText
|
|
appIcon.label_actor = null;
|
|
item.setLabelText(app.get_name());
|
|
|
|
appIcon.icon.setIconSize(this.iconSize);
|
|
this._hookUpLabel(item, appIcon);
|
|
|
|
return item;
|
|
}
|
|
|
|
_itemMenuStateChanged(item, opened) {
|
|
// When the menu closes, it calls sync_hover, which means
|
|
// that the notify::hover handler does everything we need to.
|
|
if (opened) {
|
|
if (this._showLabelTimeoutId > 0) {
|
|
GLib.source_remove(this._showLabelTimeoutId);
|
|
this._showLabelTimeoutId = 0;
|
|
}
|
|
|
|
item.hideLabel();
|
|
}
|
|
}
|
|
|
|
_syncLabel(item, appIcon) {
|
|
let shouldShow = appIcon ? appIcon.shouldShowTooltip() : item.child.get_hover();
|
|
|
|
if (shouldShow) {
|
|
if (this._showLabelTimeoutId == 0) {
|
|
let timeout = this._labelShowing ? 0 : DASH_ITEM_HOVER_TIMEOUT;
|
|
this._showLabelTimeoutId = GLib.timeout_add(GLib.PRIORITY_DEFAULT, timeout,
|
|
() => {
|
|
this._labelShowing = true;
|
|
item.showLabel();
|
|
this._showLabelTimeoutId = 0;
|
|
return GLib.SOURCE_REMOVE;
|
|
});
|
|
GLib.Source.set_name_by_id(this._showLabelTimeoutId, '[gnome-shell] item.showLabel');
|
|
if (this._resetHoverTimeoutId > 0) {
|
|
GLib.source_remove(this._resetHoverTimeoutId);
|
|
this._resetHoverTimeoutId = 0;
|
|
}
|
|
}
|
|
} else {
|
|
if (this._showLabelTimeoutId > 0)
|
|
GLib.source_remove(this._showLabelTimeoutId);
|
|
this._showLabelTimeoutId = 0;
|
|
item.hideLabel();
|
|
if (this._labelShowing) {
|
|
this._resetHoverTimeoutId = GLib.timeout_add(GLib.PRIORITY_DEFAULT, DASH_ITEM_HOVER_TIMEOUT,
|
|
() => {
|
|
this._labelShowing = false;
|
|
this._resetHoverTimeoutId = 0;
|
|
return GLib.SOURCE_REMOVE;
|
|
});
|
|
GLib.Source.set_name_by_id(this._resetHoverTimeoutId, '[gnome-shell] this._labelShowing');
|
|
}
|
|
}
|
|
}
|
|
|
|
_adjustIconSize() {
|
|
// For the icon size, we only consider children which are "proper"
|
|
// icons (i.e. ignoring drag placeholders) and which are not
|
|
// animating out (which means they will be destroyed at the end of
|
|
// the animation)
|
|
let iconChildren = this._box.get_children().filter(actor => {
|
|
return actor.child &&
|
|
actor.child._delegate &&
|
|
actor.child._delegate.icon &&
|
|
!actor.animatingOut;
|
|
});
|
|
|
|
iconChildren.push(this._showAppsIcon);
|
|
|
|
if (this._maxWidth === -1 || this._maxHeight === -1)
|
|
return;
|
|
|
|
const themeNode = this.get_theme_node();
|
|
const maxAllocation = new Clutter.ActorBox({
|
|
x1: 0,
|
|
y1: 0,
|
|
x2: this._maxWidth,
|
|
y2: 42, /* whatever */
|
|
});
|
|
let maxContent = themeNode.get_content_box(maxAllocation);
|
|
let availWidth = maxContent.x2 - maxContent.x1;
|
|
let spacing = themeNode.get_length('spacing');
|
|
|
|
let firstButton = iconChildren[0].child;
|
|
let firstIcon = firstButton._delegate.icon;
|
|
|
|
// Enforce valid spacings during the size request
|
|
firstIcon.icon.ensure_style();
|
|
const [, , iconWidth, iconHeight] = firstIcon.icon.get_preferred_size();
|
|
const [, , buttonWidth, buttonHeight] = firstButton.get_preferred_size();
|
|
|
|
// Subtract icon padding and box spacing from the available width
|
|
availWidth -= iconChildren.length * (buttonWidth - iconWidth) +
|
|
(iconChildren.length - 1) * spacing;
|
|
|
|
let availHeight = this._maxHeight;
|
|
availHeight -= this.margin_top + this.margin_bottom;
|
|
availHeight -= this._background.get_theme_node().get_vertical_padding();
|
|
availHeight -= themeNode.get_vertical_padding();
|
|
availHeight -= buttonHeight - iconHeight;
|
|
|
|
const maxIconSize = Math.min(availWidth / iconChildren.length, availHeight);
|
|
|
|
let scaleFactor = St.ThemeContext.get_for_stage(global.stage).scale_factor;
|
|
let iconSizes = baseIconSizes.map(s => s * scaleFactor);
|
|
|
|
let newIconSize = baseIconSizes[0];
|
|
for (let i = 0; i < iconSizes.length; i++) {
|
|
if (iconSizes[i] <= maxIconSize)
|
|
newIconSize = baseIconSizes[i];
|
|
}
|
|
|
|
if (newIconSize == this.iconSize)
|
|
return;
|
|
|
|
let oldIconSize = this.iconSize;
|
|
this.iconSize = newIconSize;
|
|
this.emit('icon-size-changed');
|
|
|
|
let scale = oldIconSize / newIconSize;
|
|
for (let i = 0; i < iconChildren.length; i++) {
|
|
let icon = iconChildren[i].child._delegate.icon;
|
|
|
|
// Set the new size immediately, to keep the icons' sizes
|
|
// in sync with this.iconSize
|
|
icon.setIconSize(this.iconSize);
|
|
|
|
// Don't animate the icon size change when the overview
|
|
// is transitioning, not visible or when initially filling
|
|
// the dash
|
|
if (!Main.overview.visible || Main.overview.animationInProgress ||
|
|
!this._shownInitially)
|
|
continue;
|
|
|
|
let [targetWidth, targetHeight] = icon.icon.get_size();
|
|
|
|
// Scale the icon's texture to the previous size and
|
|
// tween to the new size
|
|
icon.icon.set_size(icon.icon.width * scale,
|
|
icon.icon.height * scale);
|
|
|
|
icon.icon.ease({
|
|
width: targetWidth,
|
|
height: targetHeight,
|
|
duration: DASH_ANIMATION_TIME,
|
|
mode: Clutter.AnimationMode.EASE_OUT_QUAD,
|
|
});
|
|
}
|
|
|
|
if (this._separator) {
|
|
this._separator.ease({
|
|
height: this.iconSize,
|
|
duration: DASH_ANIMATION_TIME,
|
|
mode: Clutter.AnimationMode.EASE_OUT_QUAD,
|
|
});
|
|
}
|
|
}
|
|
|
|
_redisplay() {
|
|
let favorites = AppFavorites.getAppFavorites().getFavoriteMap();
|
|
|
|
let running = this._appSystem.get_running();
|
|
|
|
let children = this._box.get_children().filter(actor => {
|
|
return actor.child &&
|
|
actor.child._delegate &&
|
|
actor.child._delegate.app;
|
|
});
|
|
// Apps currently in the dash
|
|
let oldApps = children.map(actor => actor.child._delegate.app);
|
|
// Apps supposed to be in the dash
|
|
let newApps = [];
|
|
|
|
for (let id in favorites)
|
|
newApps.push(favorites[id]);
|
|
|
|
for (let i = 0; i < running.length; i++) {
|
|
let app = running[i];
|
|
if (app.get_id() in favorites)
|
|
continue;
|
|
newApps.push(app);
|
|
}
|
|
|
|
// Figure out the actual changes to the list of items; we iterate
|
|
// over both the list of items currently in the dash and the list
|
|
// of items expected there, and collect additions and removals.
|
|
// Moves are both an addition and a removal, where the order of
|
|
// the operations depends on whether we encounter the position
|
|
// where the item has been added first or the one from where it
|
|
// was removed.
|
|
// There is an assumption that only one item is moved at a given
|
|
// time; when moving several items at once, everything will still
|
|
// end up at the right position, but there might be additional
|
|
// additions/removals (e.g. it might remove all the launchers
|
|
// and add them back in the new order even if a smaller set of
|
|
// additions and removals is possible).
|
|
// If above assumptions turns out to be a problem, we might need
|
|
// to use a more sophisticated algorithm, e.g. Longest Common
|
|
// Subsequence as used by diff.
|
|
let addedItems = [];
|
|
let removedActors = [];
|
|
|
|
let newIndex = 0;
|
|
let oldIndex = 0;
|
|
while (newIndex < newApps.length || oldIndex < oldApps.length) {
|
|
let oldApp = oldApps.length > oldIndex ? oldApps[oldIndex] : null;
|
|
let newApp = newApps.length > newIndex ? newApps[newIndex] : null;
|
|
|
|
// No change at oldIndex/newIndex
|
|
if (oldApp == newApp) {
|
|
oldIndex++;
|
|
newIndex++;
|
|
continue;
|
|
}
|
|
|
|
// App removed at oldIndex
|
|
if (oldApp && !newApps.includes(oldApp)) {
|
|
removedActors.push(children[oldIndex]);
|
|
oldIndex++;
|
|
continue;
|
|
}
|
|
|
|
// App added at newIndex
|
|
if (newApp && !oldApps.includes(newApp)) {
|
|
addedItems.push({
|
|
app: newApp,
|
|
item: this._createAppItem(newApp),
|
|
pos: newIndex,
|
|
});
|
|
newIndex++;
|
|
continue;
|
|
}
|
|
|
|
// App moved
|
|
let nextApp = newApps.length > newIndex + 1
|
|
? newApps[newIndex + 1] : null;
|
|
let insertHere = nextApp && nextApp == oldApp;
|
|
let alreadyRemoved = removedActors.reduce((result, actor) => {
|
|
let removedApp = actor.child._delegate.app;
|
|
return result || removedApp == newApp;
|
|
}, false);
|
|
|
|
if (insertHere || alreadyRemoved) {
|
|
let newItem = this._createAppItem(newApp);
|
|
addedItems.push({
|
|
app: newApp,
|
|
item: newItem,
|
|
pos: newIndex + removedActors.length,
|
|
});
|
|
newIndex++;
|
|
} else {
|
|
removedActors.push(children[oldIndex]);
|
|
oldIndex++;
|
|
}
|
|
}
|
|
|
|
for (let i = 0; i < addedItems.length; i++) {
|
|
this._box.insert_child_at_index(addedItems[i].item,
|
|
addedItems[i].pos);
|
|
}
|
|
|
|
for (let i = 0; i < removedActors.length; i++) {
|
|
let item = removedActors[i];
|
|
|
|
// Don't animate item removal when the overview is transitioning
|
|
// or hidden
|
|
if (Main.overview.visible && !Main.overview.animationInProgress)
|
|
item.animateOutAndDestroy();
|
|
else
|
|
item.destroy();
|
|
}
|
|
|
|
this._adjustIconSize();
|
|
|
|
// Skip animations on first run when adding the initial set
|
|
// of items, to avoid all items zooming in at once
|
|
|
|
let animate = this._shownInitially && Main.overview.visible &&
|
|
!Main.overview.animationInProgress;
|
|
|
|
if (!this._shownInitially)
|
|
this._shownInitially = true;
|
|
|
|
for (let i = 0; i < addedItems.length; i++)
|
|
addedItems[i].item.show(animate);
|
|
|
|
// Update separator
|
|
const nFavorites = Object.keys(favorites).length;
|
|
const nIcons = children.length + addedItems.length - removedActors.length;
|
|
if (nFavorites > 0 && nFavorites < nIcons) {
|
|
if (!this._separator) {
|
|
this._separator = new St.Widget({
|
|
style_class: 'dash-separator',
|
|
y_align: Clutter.ActorAlign.CENTER,
|
|
height: this.iconSize,
|
|
});
|
|
this._box.add_child(this._separator);
|
|
}
|
|
let pos = nFavorites + this._animatingPlaceholdersCount;
|
|
if (this._dragPlaceholder)
|
|
pos++;
|
|
this._box.set_child_at_index(this._separator, pos);
|
|
} else if (this._separator) {
|
|
this._separator.destroy();
|
|
this._separator = null;
|
|
}
|
|
|
|
// Workaround for https://bugzilla.gnome.org/show_bug.cgi?id=692744
|
|
// Without it, StBoxLayout may use a stale size cache
|
|
this._box.queue_relayout();
|
|
}
|
|
|
|
_clearDragPlaceholder() {
|
|
if (this._dragPlaceholder) {
|
|
this._animatingPlaceholdersCount++;
|
|
this._dragPlaceholder.connect('destroy', () => {
|
|
this._animatingPlaceholdersCount--;
|
|
});
|
|
this._dragPlaceholder.animateOutAndDestroy();
|
|
this._dragPlaceholder = null;
|
|
}
|
|
this._dragPlaceholderPos = -1;
|
|
}
|
|
|
|
_clearEmptyDropTarget() {
|
|
if (this._emptyDropTarget) {
|
|
this._emptyDropTarget.animateOutAndDestroy();
|
|
this._emptyDropTarget = null;
|
|
}
|
|
}
|
|
|
|
handleDragOver(source, actor, x, _y, _time) {
|
|
let app = getAppFromSource(source);
|
|
|
|
// Don't allow favoriting of transient apps
|
|
if (app == null || app.is_window_backed())
|
|
return DND.DragMotionResult.NO_DROP;
|
|
|
|
if (!global.settings.is_writable('favorite-apps'))
|
|
return DND.DragMotionResult.NO_DROP;
|
|
|
|
let favorites = AppFavorites.getAppFavorites().getFavorites();
|
|
let numFavorites = favorites.length;
|
|
|
|
let favPos = favorites.indexOf(app);
|
|
|
|
let children = this._box.get_children();
|
|
let numChildren = children.length;
|
|
let boxWidth = this._box.width;
|
|
|
|
// Keep the placeholder out of the index calculation; assuming that
|
|
// the remove target has the same size as "normal" items, we don't
|
|
// need to do the same adjustment there.
|
|
if (this._dragPlaceholder) {
|
|
boxWidth -= this._dragPlaceholder.width;
|
|
numChildren--;
|
|
}
|
|
|
|
// Same with the separator
|
|
if (this._separator) {
|
|
boxWidth -= this._separator.width;
|
|
numChildren--;
|
|
}
|
|
|
|
let pos;
|
|
if (this._emptyDropTarget)
|
|
pos = 0; // always insert at the start when dash is empty
|
|
else if (this.text_direction === Clutter.TextDirection.RTL)
|
|
pos = numChildren - Math.floor(x * numChildren / boxWidth);
|
|
else
|
|
pos = Math.floor(x * numChildren / boxWidth);
|
|
|
|
// Put the placeholder after the last favorite if we are not
|
|
// in the favorites zone
|
|
if (pos > numFavorites)
|
|
pos = numFavorites;
|
|
|
|
if (pos !== this._dragPlaceholderPos && this._animatingPlaceholdersCount === 0) {
|
|
this._dragPlaceholderPos = pos;
|
|
|
|
// Don't allow positioning before or after self
|
|
if (favPos != -1 && (pos == favPos || pos == favPos + 1)) {
|
|
this._clearDragPlaceholder();
|
|
return DND.DragMotionResult.CONTINUE;
|
|
}
|
|
|
|
// If the placeholder already exists, we just move
|
|
// it, but if we are adding it, expand its size in
|
|
// an animation
|
|
let fadeIn;
|
|
if (this._dragPlaceholder) {
|
|
this._dragPlaceholder.destroy();
|
|
fadeIn = false;
|
|
} else {
|
|
fadeIn = true;
|
|
}
|
|
|
|
this._dragPlaceholder = new DragPlaceholderItem();
|
|
this._dragPlaceholder.child.set_width(this.iconSize);
|
|
this._dragPlaceholder.child.set_height(this.iconSize / 2);
|
|
this._box.insert_child_at_index(this._dragPlaceholder,
|
|
this._dragPlaceholderPos);
|
|
this._dragPlaceholder.show(fadeIn);
|
|
}
|
|
|
|
if (!this._dragPlaceholder)
|
|
return DND.DragMotionResult.NO_DROP;
|
|
|
|
let srcIsFavorite = favPos != -1;
|
|
|
|
if (srcIsFavorite)
|
|
return DND.DragMotionResult.MOVE_DROP;
|
|
|
|
return DND.DragMotionResult.COPY_DROP;
|
|
}
|
|
|
|
// Draggable target interface
|
|
acceptDrop(source, _actor, _x, _y, _time) {
|
|
let app = getAppFromSource(source);
|
|
|
|
// Don't allow favoriting of transient apps
|
|
if (app == null || app.is_window_backed())
|
|
return false;
|
|
|
|
if (!global.settings.is_writable('favorite-apps'))
|
|
return false;
|
|
|
|
let id = app.get_id();
|
|
|
|
let favorites = AppFavorites.getAppFavorites().getFavoriteMap();
|
|
|
|
let srcIsFavorite = id in favorites;
|
|
|
|
let favPos = 0;
|
|
let children = this._box.get_children();
|
|
for (let i = 0; i < this._dragPlaceholderPos; i++) {
|
|
if (this._dragPlaceholder &&
|
|
children[i] == this._dragPlaceholder)
|
|
continue;
|
|
|
|
let childId = children[i].child._delegate.app.get_id();
|
|
if (childId == id)
|
|
continue;
|
|
if (childId in favorites)
|
|
favPos++;
|
|
}
|
|
|
|
// No drag placeholder means we don't want to favorite the app
|
|
// and we are dragging it to its original position
|
|
if (!this._dragPlaceholder)
|
|
return true;
|
|
|
|
const laters = global.compositor.get_laters();
|
|
laters.add(Meta.LaterType.BEFORE_REDRAW, () => {
|
|
let appFavorites = AppFavorites.getAppFavorites();
|
|
if (srcIsFavorite)
|
|
appFavorites.moveFavoriteToPos(id, favPos);
|
|
else
|
|
appFavorites.addFavoriteAtPos(id, favPos);
|
|
return false;
|
|
});
|
|
|
|
return true;
|
|
}
|
|
|
|
setMaxSize(maxWidth, maxHeight) {
|
|
if (this._maxWidth === maxWidth &&
|
|
this._maxHeight === maxHeight)
|
|
return;
|
|
|
|
this._maxWidth = maxWidth;
|
|
this._maxHeight = maxHeight;
|
|
this._queueRedisplay();
|
|
}
|
|
});
|