/* -*- mode: js2; js2-basic-offset: 4; indent-tabs-mode: nil -*- */ const Cairo = imports.cairo; const Clutter = imports.gi.Clutter; const Gtk = imports.gi.Gtk; const Lang = imports.lang; const Mainloop = imports.mainloop; const Meta = imports.gi.Meta; const Pango = imports.gi.Pango; const Shell = imports.gi.Shell; const St = imports.gi.St; const Tweener = imports.ui.tweener; const Signals = imports.signals; const DBus = imports.dbus; const Gettext = imports.gettext.domain('gnome-shell'); const _ = Gettext.gettext; const AppDisplay = imports.ui.appDisplay; const Calendar = imports.ui.calendar; const Overview = imports.ui.overview; const Main = imports.ui.main; const BoxPointer = imports.ui.boxpointer; const PANEL_HEIGHT = 26; const POPUP_ANIMATION_TIME = 0.1; const PANEL_ICON_SIZE = 24; const HOT_CORNER_ACTIVATION_TIMEOUT = 0.5; const STANDARD_TRAY_ICON_ORDER = ['keyboard', 'volume', 'bluetooth', 'network', 'battery']; const STANDARD_TRAY_ICON_IMPLEMENTATIONS = { 'bluetooth-applet': 'bluetooth', 'gnome-volume-control-applet': 'volume', 'nm-applet': 'network', 'gnome-power-manager': 'battery' }; const CLOCK_FORMAT_KEY = 'clock/format'; const CLOCK_CUSTOM_FORMAT_KEY = 'clock/custom_format'; const CLOCK_SHOW_DATE_KEY = 'clock/show_date'; const CLOCK_SHOW_SECONDS_KEY = 'clock/show_seconds'; function TextShadower() { this._init(); } TextShadower.prototype = { _init: function() { this.actor = new Shell.GenericContainer(); this.actor.connect('get-preferred-width', Lang.bind(this, this._getPreferredWidth)); this.actor.connect('get-preferred-height', Lang.bind(this, this._getPreferredHeight)); this.actor.connect('allocate', Lang.bind(this, this._allocate)); this._label = new St.Label(); this.actor.add_actor(this._label); for (let i = 0; i < 4; i++) { let actor = new St.Label({ style_class: 'label-shadow' }); actor.clutter_text.ellipsize = Pango.EllipsizeMode.END; this.actor.add_actor(actor); } this._label.raise_top(); }, setText: function(text) { let children = this.actor.get_children(); for (let i = 0; i < children.length; i++) children[i].set_text(text); }, _getPreferredWidth: function(actor, forHeight, alloc) { let [minWidth, natWidth] = this._label.get_preferred_width(forHeight); alloc.min_size = minWidth + 2; alloc.natural_size = natWidth + 2; }, _getPreferredHeight: function(actor, forWidth, alloc) { let [minHeight, natHeight] = this._label.get_preferred_height(forWidth); alloc.min_size = minHeight + 2; alloc.natural_size = natHeight + 2; }, _allocate: function(actor, box, flags) { let children = this.actor.get_children(); let availWidth = box.x2 - box.x1; let availHeight = box.y2 - box.y1; let [minChildWidth, minChildHeight, natChildWidth, natChildHeight] = this._label.get_preferred_size(); let childWidth = Math.min(natChildWidth, availWidth - 2); let childHeight = Math.min(natChildHeight, availHeight - 2); for (let i = 0; i < children.length; i++) { let child = children[i]; let childBox = new Clutter.ActorBox(); // The order of the labels here is arbitrary, except // we know the "real" label is at the end because Clutter.Group // sorts by Z order switch (i) { case 0: // top childBox.x1 = 1; childBox.y1 = 0; break; case 1: // right childBox.x1 = 2; childBox.y1 = 1; break; case 2: // bottom childBox.x1 = 1; childBox.y1 = 2; break; case 3: // left childBox.x1 = 0; childBox.y1 = 1; break; case 4: // center childBox.x1 = 1; childBox.y1 = 1; break; } childBox.x2 = childBox.x1 + childWidth; childBox.y2 = childBox.y1 + childHeight; child.allocate(childBox, flags); } } }; function PanelBaseMenuItem(reactive) { this._init(reactive); } PanelBaseMenuItem.prototype = { _init: function (reactive) { this.actor = new St.Bin({ style_class: 'panel-menu-item', reactive: reactive, track_hover: reactive, x_fill: true, y_fill: true, x_align: St.Align.START }); this.actor._delegate = this; this.active = false; if (reactive) { this.actor.connect('button-release-event', Lang.bind(this, function (actor, event) { this.emit('activate', event); })); this.actor.connect('notify::hover', Lang.bind(this, this._hoverChanged)); } }, _hoverChanged: function (actor) { this.setActive(actor.hover); }, activate: function (event) { this.emit('activate', event); }, setActive: function (active) { let activeChanged = active != this.active; if (activeChanged) { this.active = active; if (active) this.actor.add_style_pseudo_class('active'); else this.actor.remove_style_pseudo_class('active'); this.emit('active-changed', active); } } }; Signals.addSignalMethods(PanelBaseMenuItem.prototype); function PanelMenuItem(text) { this._init(text); } PanelMenuItem.prototype = { __proto__: PanelBaseMenuItem.prototype, _init: function (text) { PanelBaseMenuItem.prototype._init.call(this, true); this.label = new St.Label({ text: text }); this.actor.set_child(this.label); } }; function PanelSeparatorMenuItem() { this._init(); } PanelSeparatorMenuItem.prototype = { __proto__: PanelBaseMenuItem.prototype, _init: function () { PanelBaseMenuItem.prototype._init.call(this, false); this._drawingArea = new St.DrawingArea({ style_class: 'panel-separator-menu-item' }); this.actor.set_child(this._drawingArea); this._drawingArea.connect('repaint', Lang.bind(this, this._onRepaint)); }, _onRepaint: function(area) { let cr = area.get_context(); let themeNode = area.get_theme_node(); let [width, height] = area.get_surface_size(); let found, margin, gradientHeight; [found, margin] = themeNode.get_length('-margin-horizontal', false); [found, gradientHeight] = themeNode.get_length('-gradient-height', false); let startColor = new Clutter.Color(); themeNode.get_color('-gradient-start', false, startColor); let endColor = new Clutter.Color(); themeNode.get_color('-gradient-end', false, endColor); let gradientWidth = (width - margin * 2); let gradientOffset = (height - gradientHeight) / 2; let pattern = new Cairo.LinearGradient(margin, gradientOffset, width - margin, gradientOffset + gradientHeight); pattern.addColorStopRGBA(0, startColor.red / 255, startColor.green / 255, startColor.blue / 255, startColor.alpha / 255); pattern.addColorStopRGBA(0.5, endColor.red / 255, endColor.green / 255, endColor.blue / 255, endColor.alpha / 0xFF); pattern.addColorStopRGBA(1, startColor.red / 255, startColor.green / 255, startColor.blue / 255, startColor.alpha / 255); cr.setSource(pattern); cr.rectangle(margin, gradientOffset, gradientWidth, gradientHeight); cr.fill(); } }; function PanelImageMenuItem(text, iconName, alwaysShowImage) { this._init(text, iconName, alwaysShowImage); } // We need to instantiate a GtkImageMenuItem so it // hooks up its properties on the GtkSettings var _gtkImageMenuItemCreated = false; PanelImageMenuItem.prototype = { __proto__: PanelBaseMenuItem.prototype, _init: function (text, iconName, alwaysShowImage) { PanelBaseMenuItem.prototype._init.call(this, true); if (!_gtkImageMenuItemCreated) { let menuItem = new Gtk.ImageMenuItem(); menuItem.destroy(); _gtkImageMenuItemCreated = true; } this._alwaysShowImage = alwaysShowImage; this._iconName = iconName; this._size = 16; let box = new St.BoxLayout({ style_class: 'panel-image-menu-item' }); this.actor.set_child(box); this._imageBin = new St.Bin({ width: this._size, height: this._size }); box.add(this._imageBin, { y_fill: false }); box.add(new St.Label({ text: text }), { expand: true }); if (!alwaysShowImage) { let settings = Gtk.Settings.get_default(); settings.connect('notify::gtk-menu-images', Lang.bind(this, this._onMenuImagesChanged)); } this._onMenuImagesChanged(); }, _onMenuImagesChanged: function() { let show; if (this._alwaysShowImage) { show = true; } else { let settings = Gtk.Settings.get_default(); show = settings.gtk_menu_images; } if (!show) { this._imageBin.hide(); } else { let img = St.TextureCache.get_default().load_icon_name(this._iconName, this._size); this._imageBin.set_child(img); this._imageBin.show(); } } }; function mod(a, b) { return (a + b) % b; } function findNextInCycle(items, current, direction) { let cur; if (items.length == 0) return current; else if (items.length == 1) return items[0]; if (current) cur = items.indexOf(current); else if (direction == 1) cur = items.length - 1; else cur = 0; return items[mod(cur + direction, items.length)]; } function PanelMenu(sourceButton) { this._init(sourceButton); } PanelMenu.prototype = { _init: function(sourceButton) { this._sourceButton = sourceButton; this._boxPointer = new BoxPointer.BoxPointer(St.Side.TOP, { x_fill: true, y_fill: true, x_align: St.Align.START }); this.actor = this._boxPointer.actor; this.actor.style_class = 'panel-menu-boxpointer'; this._box = new St.BoxLayout({ style_class: 'panel-menu-content', vertical: true }); this._boxPointer.bin.set_child(this._box); this.actor.add_style_class_name('panel-menu'); this._activeMenuItem = null; }, addAction: function(title, callback) { var menuItem = new PanelMenuItem(title); this.addMenuItem(menuItem); menuItem.connect('activate', Lang.bind(this, function (menuItem, event) { callback(event); })); }, addMenuItem: function(menuItem) { this._box.add(menuItem.actor); menuItem.connect('active-changed', Lang.bind(this, function (menuItem, active) { if (active && this._activeMenuItem != menuItem) { if (this._activeMenuItem) this._activeMenuItem.setActive(false); this._activeMenuItem = menuItem; } else if (!active && this._activeMenuItem == menuItem) { this._activeMenuItem = null; } })); menuItem.connect('activate', Lang.bind(this, function (menuItem, event) { this.emit('activate'); })); }, addActor: function(actor) { this._box.add(actor); }, setArrowOrigin: function(origin) { this._boxPointer.setArrowOrigin(origin); }, open: function() { let panelActor = Main.panel.actor; this.actor.lower(panelActor); this.actor.show(); this.actor.opacity = 0; this.actor.reactive = true; Tweener.addTween(this.actor, { opacity: 255, transition: "easeOutQuad", time: POPUP_ANIMATION_TIME }); }, close: function() { this.actor.reactive = false; Tweener.addTween(this.actor, { opacity: 0, transition: "easeOutQuad", time: POPUP_ANIMATION_TIME, onComplete: Lang.bind(this, function () { this.actor.hide(); })}); if (this._activeMenuItem) this._activeMenuItem.setActive(false); }, handleKeyPress: function(event) { if (event.get_key_symbol() == Clutter.space || event.get_key_symbol() == Clutter.Return) { if (this._activeMenuItem) this._activeMenuItem.activate(event); return true; } else if (event.get_key_symbol() == Clutter.Down || event.get_key_symbol() == Clutter.Up) { let items = this._box.get_children().filter(function (child) { return child.visible && child.reactive; }); let current = this._activeMenuItem ? this._activeMenuItem.actor : null; let direction = event.get_key_symbol() == Clutter.Down ? 1 : -1; let next = findNextInCycle(items, current, direction); if (next) { next._delegate.setActive(true); return true; } } return false; } }; Signals.addSignalMethods(PanelMenu.prototype); function PanelMenuButton(menuAlignment) { this._init(menuAlignment); } PanelMenuButton.prototype = { State: { OPEN: 0, TRANSITIONING: 1, CLOSED: 2 }, _init: function(menuAlignment) { this._menuAlignment = menuAlignment; this.actor = new St.Bin({ style_class: 'panel-button', reactive: true, x_fill: true, y_fill: true, track_hover: true }); this.actor._delegate = this; this.actor.connect('button-press-event', Lang.bind(this, this._onButtonPress)); this._state = this.State.CLOSED; this.menu = new PanelMenu(this.actor); this.menu.connect('activate', Lang.bind(this, this._onActivated)); Main.chrome.addActor(this.menu.actor, { visibleInOverview: true, affectsStruts: false }); this.menu.actor.hide(); }, open: function() { if (this._state != this.State.CLOSED) return; this._state = this.State.OPEN; this.menu.open(); this._repositionMenu(); this.actor.add_style_pseudo_class('pressed'); this.emit('open-state-changed', true); }, _onActivated: function(button) { this.emit('activate'); this.close(); }, _onButtonPress: function(actor, event) { this.toggle(); }, _repositionMenu: function() { let primary = global.get_primary_monitor(); // Positioning for the source button let [buttonX, buttonY] = this.actor.get_transformed_position(); let [buttonWidth, buttonHeight] = this.actor.get_transformed_size(); let [minWidth, minHeight, natWidth, natHeight] = this.menu.actor.get_preferred_size(); // Adjust X position for alignment let stageX = buttonX; switch (this._menuAlignment) { case St.Align.END: stageX -= (natWidth - buttonWidth); break; case St.Align.MIDDLE: stageX -= Math.floor((natWidth - buttonWidth) / 2); break; } // Ensure we fit on the x position stageX = Math.min(stageX, primary.x + primary.width - natWidth); stageX = Math.max(stageX, primary.x); // Actually set the position let panelActor = Main.panel.actor; this.menu.actor.x = stageX; this.menu.actor.y = Math.floor(panelActor.y + panelActor.height); // And adjust the arrow this.menu.setArrowOrigin((buttonX - stageX) + Math.floor(buttonWidth / 2)); }, close: function() { if (this._state != this.State.OPEN) return; this._state = this.State.CLOSED; this.menu.close(); this.actor.remove_style_pseudo_class('pressed'); this.emit('open-state-changed', false); }, toggle: function() { if (this._state == this.State.OPEN) this.close(); else this.open(); } }; Signals.addSignalMethods(PanelMenuButton.prototype); /* Basic implementation of a menu container. * Call _addMenu to add menu buttons. */ function PanelMenuBar() { this._init(); } PanelMenuBar.prototype = { _init: function() { this.actor = new St.BoxLayout({ style_class: 'menu-bar', reactive: true }); this.isMenuOpen = false; // these are more "private" this._eventCaptureId = 0; this._activeMenuButton = null; this._menus = []; }, _addMenu: function(button) { this._menus.push(button); button.actor.connect('enter-event', Lang.bind(this, this._onMenuEnter, button)); button.actor.connect('leave-event', Lang.bind(this, this._onMenuLeave, button)); button.actor.connect('button-press-event', Lang.bind(this, this._onMenuPress, button)); button.connect('open-state-changed', Lang.bind(this, this._onMenuOpenState)); button.connect('activate', Lang.bind(this, this._onMenuActivated)); }, _onMenuOpenState: function(button, isOpen) { if (!isOpen && button == this._activeMenuButton) { this._activeMenuButton = null; } else if (isOpen) { this._activeMenuButton = button; } }, _onMenuEnter: function(actor, event, button) { if (!this.isMenuOpen || button == this._activeMenuButton) return false; if (this._activeMenuButton != null) this._activeMenuButton.close(); button.open(); return false; }, _onMenuLeave: function(actor, event, button) { return false; }, _onMenuPress: function(actor, event, button) { if (this.isMenuOpen) return false; Main.pushModal(this.actor); this._eventCaptureId = global.stage.connect('captured-event', Lang.bind(this, this._onEventCapture)); this.isMenuOpen = true; return false; }, _onMenuActivated: function(button) { if (this.isMenuOpen) this._closeMenu(); }, _containsActor: function(container, actor) { let parent = actor; while (parent != null) { if (parent == container) return true; parent = parent.get_parent(); } return false; }, _eventIsOnActiveMenu: function(event) { let src = event.get_source(); return this._activeMenuButton != null && (this._containsActor(this._activeMenuButton.actor, src) || this._containsActor(this._activeMenuButton.menu.actor, src)); }, _eventIsOnAnyMenuButton: function(event) { let src = event.get_source(); for (let i = 0; i < this._menus.length; i++) { let actor = this._menus[i].actor; if (this._containsActor(actor, src)) return true; } return false; }, _onEventCapture: function(actor, event) { if (!this.isMenuOpen) return false; let activeMenuContains = this._eventIsOnActiveMenu(event); let eventType = event.type(); if (eventType == Clutter.EventType.BUTTON_RELEASE) { if (activeMenuContains) { return false; } else { if (this._activeMenuButton != null) this._activeMenuButton.close(); this._closeMenu(); return true; } } else if ((eventType == Clutter.EventType.BUTTON_PRESS && !activeMenuContains) || (eventType == Clutter.EventType.KEY_PRESS && event.get_key_symbol() == Clutter.Escape)) { if (this._activeMenuButton != null) this._activeMenuButton.close(); this._closeMenu(); return true; } else if (eventType == Clutter.EventType.KEY_PRESS && this._activeMenuButton != null && this._activeMenuButton.menu.handleKeyPress(event)) { return true; } else if (eventType == Clutter.EventType.KEY_PRESS && this._activeMenuButton != null && (event.get_key_symbol() == Clutter.Left || event.get_key_symbol() == Clutter.Right)) { let direction = event.get_key_symbol() == Clutter.Right ? 1 : -1; let next = findNextInCycle(this._menus, this._activeMenuButton, direction); if (next != this._activeMenuButton) { this._activeMenuButton.close(); next.open(); } return true; } else if (activeMenuContains || this._eventIsOnAnyMenuButton(event)) { return false; } return true; }, _closeMenu: function() { global.stage.disconnect(this._eventCaptureId); this._eventCaptureId = 0; Main.popModal(this.actor); this.isMenuOpen = false; } }; /** * AppMenuButton: * * This class manages the "application menu" component. It tracks the * currently focused application. However, when an app is launched, * this menu also handles startup notification for it. So when we * have an active startup notification, we switch modes to display that. */ function AppMenuButton() { this._init(); } AppMenuButton.prototype = { __proto__: PanelMenuButton.prototype, _init: function() { PanelMenuButton.prototype._init.call(this, St.Align.START); this._metaDisplay = global.screen.get_display(); this._focusedApp = null; let bin = new St.Bin({ name: 'appMenu' }); this.actor.set_child(bin); this._container = new Shell.GenericContainer(); bin.set_child(this._container); this._container.connect('get-preferred-width', Lang.bind(this, this._getContentPreferredWidth)); this._container.connect('get-preferred-height', Lang.bind(this, this._getContentPreferredHeight)); this._container.connect('allocate', Lang.bind(this, this._contentAllocate)); this._iconBox = new Shell.Slicer({ name: 'appMenuIcon' }); this._container.add_actor(this._iconBox); this._label = new TextShadower(); this._container.add_actor(this._label.actor); this._quitMenu = new PanelMenuItem(''); this.menu.addMenuItem(this._quitMenu); this._quitMenu.connect('activate', Lang.bind(this, this._onQuit)); this._visible = !Main.overview.visible; if (!this._visible) this.hide(); Main.overview.connect('hiding', Lang.bind(this, function () { this.show(); })); Main.overview.connect('showing', Lang.bind(this, function () { this.hide(); })); let tracker = Shell.WindowTracker.get_default(); tracker.connect('notify::focus-app', Lang.bind(this, this._sync)); // For now just resync on all running state changes; this is mainly to handle // cases where the focused window's application changes without the focus // changing. An example case is how we map Firefox based on the window // title which is a dynamic property. tracker.connect('app-running-changed', Lang.bind(this, this._sync)); this._sync(); }, show: function() { if (this._visible) return; this.actor.show(); Tweener.addTween(this.actor, { opacity: 255, time: Overview.ANIMATION_TIME, transition: 'easeOutQuad', onComplete: function() { this._visible = true; }, onCompleteScope: this }); }, hide: function() { if (!this._visible) return; Tweener.addTween(this.actor, { opacity: 0, time: Overview.ANIMATION_TIME, transition: 'easeOutQuad', onComplete: function() { this.actor.hide(); this._visible = false; }, onCompleteScope: this }); }, _getContentPreferredWidth: function(actor, forHeight, alloc) { let [minSize, naturalSize] = this._iconBox.get_preferred_width(forHeight); alloc.min_size = minSize; alloc.natural_size = naturalSize; [minSize, naturalSize] = this._label.actor.get_preferred_width(forHeight); alloc.min_size = alloc.min_size + Math.max(0, minSize - Math.floor(alloc.min_size / 2)); alloc.natural_size = alloc.natural_size + Math.max(0, naturalSize - Math.floor(alloc.natural_size / 2)); }, _getContentPreferredHeight: function(actor, forWidth, alloc) { let [minSize, naturalSize] = this._iconBox.get_preferred_height(forWidth); alloc.min_size = minSize; alloc.natural_size = naturalSize; [minSizfe, naturalSize] = this._label.actor.get_preferred_height(forWidth); if (minSize > alloc.min_size) alloc.min_size = minSize; if (naturalSize > alloc.natural_size) alloc.natural_size = naturalSize; }, _contentAllocate: function(actor, box, flags) { let allocWidth = box.x2 - box.x1; let allocHeight = box.y2 - box.y1; let childBox = new Clutter.ActorBox(); let [minWidth, minHeight, naturalWidth, naturalHeight] = this._iconBox.get_preferred_size(); let direction = this.actor.get_direction(); let yPadding = Math.floor(Math.max(0, allocHeight - naturalHeight) / 2); childBox.y1 = yPadding; childBox.y2 = childBox.y1 + Math.min(naturalHeight, allocHeight); if (direction == St.TextDirection.LTR) { childBox.x1 = 0; childBox.x2 = childBox.x1 + Math.min(naturalWidth, allocWidth); } else { childBox.x1 = Math.max(0, allocWidth - naturalWidth); childBox.x2 = allocWidth; } this._iconBox.allocate(childBox, flags); let iconWidth = childBox.x2 - childBox.x1; [minWidth, minHeight, naturalWidth, naturalHeight] = this._label.actor.get_preferred_size(); yPadding = Math.floor(Math.max(0, allocHeight - naturalHeight) / 2); childBox.y1 = yPadding; childBox.y2 = childBox.y1 + Math.min(naturalHeight, allocHeight); if (direction == St.TextDirection.LTR) { childBox.x1 = Math.floor(iconWidth / 2); childBox.x2 = Math.min(childBox.x1 + naturalWidth, allocWidth); } else { childBox.x2 = allocWidth - Math.floor(iconWidth / 2); childBox.x1 = Math.max(0, childBox.x2 - naturalWidth); } this._label.actor.allocate(childBox, flags); }, _onQuit: function() { if (this._focusedApp == null) return; this._focusedApp.request_quit(); }, _sync: function() { let tracker = Shell.WindowTracker.get_default(); let focusedApp = tracker.focus_app; if (focusedApp == this._focusedApp) return; if (this._iconBox.child != null) this._iconBox.child.destroy(); this._iconBox.hide(); this._label.setText(''); this._focusedApp = focusedApp; if (this._focusedApp != null) { let icon = this._focusedApp.get_faded_icon(AppDisplay.APPICON_SIZE); let appName = this._focusedApp.get_name(); this._label.setText(appName); this._quitMenu.label.set_text(_('Quit %s').format(appName)); this._iconBox.set_child(icon); this._iconBox.show(); } this.emit('changed'); } }; Signals.addSignalMethods(AppMenuButton.prototype); function Panel() { this._init(); } Panel.prototype = { __proto__: PanelMenuBar.prototype, _init : function() { PanelMenuBar.prototype._init.call(this); this.actor.name = 'panel'; this.actor._delegate = this; this._leftBox = new St.BoxLayout({ name: 'panelLeft' }); this._centerBox = new St.BoxLayout({ name: 'panelCenter' }); this._rightBox = new St.BoxLayout({ name: 'panelRight' }); /* This box container ensures that the centerBox is positioned in the *absolute* * center, but can be pushed aside if necessary. */ this._boxContainer = new Shell.GenericContainer(); this.actor.add(this._boxContainer, { expand: true }); this._boxContainer.add_actor(this._leftBox); this._boxContainer.add_actor(this._centerBox); this._boxContainer.add_actor(this._rightBox); this._boxContainer.connect('get-preferred-width', Lang.bind(this, function(box, forHeight, alloc) { let children = box.get_children(); for (let i = 0; i < children.length; i++) { let [childMin, childNatural] = children[i].get_preferred_width(forHeight); alloc.min_size += childMin; alloc.natural_size += childNatural; } })); this._boxContainer.connect('get-preferred-height', Lang.bind(this, function(box, forWidth, alloc) { let children = box.get_children(); for (let i = 0; i < children.length; i++) { let [childMin, childNatural] = children[i].get_preferred_height(forWidth); if (childMin > alloc.min_size) alloc.min_size = childMin; if (childNatural > alloc.natural_size) alloc.natural_size = childNatural; } })); this._boxContainer.connect('allocate', Lang.bind(this, function(container, box, flags) { let allocWidth = box.x2 - box.x1; let allocHeight = box.y2 - box.y1; let [leftMinWidth, leftNaturalWidth] = this._leftBox.get_preferred_width(-1); let [centerMinWidth, centerNaturalWidth] = this._centerBox.get_preferred_width(-1); let [rightMinWidth, rightNaturalWidth] = this._rightBox.get_preferred_width(-1); let sideWidth, centerWidth; centerWidth = centerNaturalWidth; sideWidth = (allocWidth - centerWidth) / 2; let childBox = new Clutter.ActorBox(); childBox.x1 = 0; childBox.y1 = 0; childBox.x2 = childBox.x1 + Math.floor(sideWidth); childBox.y2 = allocHeight; this._leftBox.allocate(childBox, flags); childBox.x1 = Math.ceil(sideWidth); childBox.y1 = 0; childBox.x2 = childBox.x1 + centerWidth; childBox.y2 = allocHeight; this._centerBox.allocate(childBox, flags); childBox.x1 = allocWidth - Math.min(Math.floor(sideWidth), rightNaturalWidth); childBox.y1 = 0; childBox.x2 = allocWidth; childBox.y2 = allocHeight; this._rightBox.allocate(childBox, flags); })); /* Button on the left side of the panel. */ /* Translators: If there is no suitable word for "Activities" in your language, you can use the word for "Overview". */ let label = new St.Label({ text: _("Activities") }); this.button = new St.Clickable({ name: 'panelActivities', style_class: 'panel-button', reactive: true }); this.button.set_child(label); this._leftBox.add(this.button); // We use this flag to mark the case where the user has entered the // hot corner and has not left both the hot corner and a surrounding // guard area (the "environs"). This avoids triggering the hot corner // multiple times due to an accidental jitter. this._hotCornerEntered = false; this._hotCornerEnvirons = new Clutter.Rectangle({ x: 0, y: 0, width: 3, height: 3, opacity: 0, reactive: true }); this._hotCorner = new Clutter.Rectangle({ x: 0, y: 0, width: 1, height: 1, opacity: 0, reactive: true }); this._hotCornerActivationTime = 0; this._hotCornerEnvirons.connect('leave-event', Lang.bind(this, this._onHotCornerEnvironsLeft)); // Clicking on the hot corner environs should result in the same bahavior // as clicking on the hot corner. this._hotCornerEnvirons.connect('button-release-event', Lang.bind(this, this._onHotCornerClicked)); // In addition to being triggered by the mouse enter event, the hot corner // can be triggered by clicking on it. This is useful if the user wants to // undo the effect of triggering the hot corner once in the hot corner. this._hotCorner.connect('enter-event', Lang.bind(this, this._onHotCornerEntered)); this._hotCorner.connect('button-release-event', Lang.bind(this, this._onHotCornerClicked)); this._hotCorner.connect('leave-event', Lang.bind(this, this._onHotCornerLeft)); this._leftBox.add(this._hotCornerEnvirons); this._leftBox.add(this._hotCorner); let appMenuButton = new AppMenuButton(); this._leftBox.add(appMenuButton.actor); this._addMenu(appMenuButton); /* center */ let clockButton = new St.Button({ style_class: 'panel-button', toggle_mode: true, x_fill: true, y_fill: false }); this._centerBox.add(clockButton, { y_fill: true }); clockButton.connect('clicked', Lang.bind(this, this._toggleCalendar)); this._clock = new St.Label(); clockButton.set_child(this._clock); this._clockButton = clockButton; this._calendarPopup = null; /* right */ // The tray icons live in trayBox within trayContainer. // The trayBox is hidden when there are no tray icons. let trayContainer = new St.Bin({ y_align: St.Align.MIDDLE }); this._rightBox.add(trayContainer); let trayBox = new St.BoxLayout({ name: 'statusTray' }); this._trayBox = trayBox; trayBox.hide(); trayContainer.add_actor(trayBox); this._traymanager = new Shell.TrayManager(); this._traymanager.connect('tray-icon-added', Lang.bind(this, this._onTrayIconAdded)); this._traymanager.connect('tray-icon-removed', Lang.bind(this, function(o, icon) { trayBox.remove_actor(icon); if (trayBox.get_children().length == 0) trayBox.hide(); this._recomputeTraySize(); })); this._traymanager.manage_stage(global.stage); // We need to do this here to avoid a circular import with // prototype dependencies. let StatusMenu = imports.ui.statusMenu; this._statusmenu = new StatusMenu.StatusMenuButton(); this._addMenu(this._statusmenu); this._rightBox.add(this._statusmenu.actor); // TODO: decide what to do with the rest of the panel in the Overview mode (make it fade-out, become non-reactive, etc.) // We get into the Overview mode on button-press-event as opposed to button-release-event because eventually we'll probably // have the Overview act like a menu that allows the user to release the mouse on the activity the user wants // to switch to. this.button.connect('clicked', Lang.bind(this, function(b, event) { if (!Main.overview.animationInProgress) { this._maybeToggleOverviewOnClick(); return true; } else { return false; } })); // In addition to pressing the button, the Overview can be entered and exited by other means, such as // pressing the System key, Alt+F1 or Esc. We want the button to be pressed in when the Overview is entered // and to be released when it is exited regardless of how it was triggered. Main.overview.connect('showing', Lang.bind(this, function() { this.button.active = true; })); Main.overview.connect('hiding', Lang.bind(this, function() { this.button.active = false; })); Main.chrome.addActor(this.actor, { visibleInOverview: true }); let gconf = Shell.GConf.get_default(); gconf.connect('changed', Lang.bind(this, this._updateClock)); // Start the clock this._updateClock(); }, hideCalendar: function() { if (this._calendarPopup != null) { this._clockButton.checked = false; this._calendarPopup.actor.hide(); } }, startupAnimation: function() { this.actor.y = -this.actor.height; Tweener.addTween(this.actor, { y: 0, time: 0.2, transition: 'easeOutQuad' }); }, _onTrayIconAdded: function(o, icon, wmClass) { icon.height = PANEL_ICON_SIZE; let role = STANDARD_TRAY_ICON_IMPLEMENTATIONS[wmClass]; if (!role) { // Unknown icons go first in undefined order this._trayBox.insert_actor(icon, 0); } else { icon._role = role; // Figure out the index in our well-known order for this icon let position = STANDARD_TRAY_ICON_ORDER.indexOf(role); icon._rolePosition = position; let children = this._trayBox.get_children(); let i; // Walk children backwards, until we find one that isn't // well-known, or one where we should follow for (i = children.length - 1; i >= 0; i--) { let rolePosition = children[i]._rolePosition; if (!rolePosition || position > rolePosition) { this._trayBox.insert_actor(icon, i + 1); break; } } if (i == -1) { // If we didn't find a position, we must be first this._trayBox.insert_actor(icon, 0); } } // Make sure the trayBox is shown. this._trayBox.show(); this._recomputeTraySize(); }, // By default, tray icons have a spacing of TRAY_SPACING. However this // starts to fail if we have too many as can sadly happen; just jump down // to a spacing of 8 if we're over 6. // http://bugzilla.gnome.org/show_bug.cgi?id=590495 _recomputeTraySize: function () { if (this._trayBox.get_children().length > 6) this._trayBox.add_style_pseudo_class('compact'); else this._trayBox.remove_style_pseudo_class('compact'); }, _updateClock: function() { let gconf = Shell.GConf.get_default(); let format = gconf.get_string(CLOCK_FORMAT_KEY); let showDate = gconf.get_boolean(CLOCK_SHOW_DATE_KEY); let showSeconds = gconf.get_boolean(CLOCK_SHOW_SECONDS_KEY); let clockFormat; switch (format) { case 'unix': // force updates every second showSeconds = true; clockFormat = '%s'; break; case 'custom': // force updates every second showSeconds = true; clockFormat = gconf.get_string(CLOCK_CUSTOM_FORMAT_KEY); break; case '24-hour': if (showDate) /* Translators: This is the time format with date used in 24-hour mode. */ clockFormat = showSeconds ? _("%a %b %e, %R:%S") : _("%a %b %e, %R"); else /* Translators: This is the time format without date used in 24-hour mode. */ clockFormat = showSeconds ? _("%a %R:%S") : _("%a %R"); break; case '12-hour': default: if (showDate) /* Translators: This is a time format with date used for AM/PM. */ clockFormat = showSeconds ? _("%a %b %e, %l:%M:%S %p") : _("%a %b %e, %l:%M %p"); else /* Translators: This is a time format without date used for AM/PM. */ clockFormat = showSeconds ? _("%a %l:%M:%S %p") : _("%a %l:%M %p"); break; } let displayDate = new Date(); let msecRemaining; if (showSeconds) { msecRemaining = 1000 - displayDate.getMilliseconds(); if (msecRemaining < 50) { displayDate.setSeconds(displayDate.getSeconds() + 1); msecRemaining += 1000; } } else { msecRemaining = 60000 - (1000 * displayDate.getSeconds() + displayDate.getMilliseconds()); if (msecRemaining < 500) { displayDate.setMinutes(displayDate.getMinutes() + 1); msecRemaining += 60000; } } this._clock.set_text(displayDate.toLocaleFormat(clockFormat)); Mainloop.timeout_add(msecRemaining, Lang.bind(this, this._updateClock)); return false; }, _toggleCalendar: function(clockButton) { if (clockButton.checked) { if (this._calendarPopup == null) this._calendarPopup = new CalendarPopup(); this._calendarPopup.show(); } else { this._calendarPopup.hide(); } }, _addRipple : function(delay, time, startScale, startOpacity, finalScale, finalOpacity) { // We draw a ripple by using a source image and animating it scaling // outwards and fading away. We want the ripples to move linearly // or it looks unrealistic, but if the opacity of the ripple goes // linearly to zero it fades away too quickly, so we use Tweener's // 'onUpdate' to give a non-linear curve to the fade-away and make // it more visible in the middle section. let [x, y] = this._hotCorner.get_transformed_position(); let ripple = new St.BoxLayout({ style_class: 'ripple-box', opacity: 255 * Math.sqrt(startOpacity), scale_x: startScale, scale_y: startScale, x: x, y: y }); ripple._opacity = startOpacity; Tweener.addTween(ripple, { _opacity: finalOpacity, scale_x: finalScale, scale_y: finalScale, delay: delay, time: time, transition: 'linear', onUpdate: function() { ripple.opacity = 255 * Math.sqrt(ripple._opacity); }, onComplete: function() { ripple.destroy(); } }); Main.uiGroup.add_actor(ripple); }, _onHotCornerEntered : function() { if (this.isMenuOpen) return false; if (!this._hotCornerEntered) { this._hotCornerEntered = true; if (!Main.overview.animationInProgress) { this._hotCornerActivationTime = Date.now() / 1000; // Show three concentric ripples expanding outwards; the exact // parameters were found by trial and error, so don't look // for them to make perfect sense mathematically // delay time scale opacity => scale opacity this._addRipple(0.0, 0.83, 0.25, 1.0, 1.5, 0.0); this._addRipple(0.05, 1.0, 0.0, 0.7, 1.25, 0.0); this._addRipple(0.35, 1.0, 0.0, 0.3, 1, 0.0); Main.overview.toggle(); } } return false; }, _onHotCornerClicked : function() { if (this.isMenuOpen) return false; if (!Main.overview.animationInProgress) { this._maybeToggleOverviewOnClick(); } return false; }, _onHotCornerLeft : function(actor, event) { if (event.get_related() != this._hotCornerEnvirons) { this._hotCornerEntered = false; } return false; }, _onHotCornerEnvironsLeft : function(actor, event) { if (event.get_related() != this._hotCorner) { this._hotCornerEntered = false; } return false; }, // Toggles the overview unless this is the first click on the Activities button within the HOT_CORNER_ACTIVATION_TIMEOUT time // of the hot corner being triggered. This check avoids opening and closing the overview if the user both triggered the hot corner // and clicked the Activities button. _maybeToggleOverviewOnClick: function() { if (this._hotCornerActivationTime == 0 || Date.now() / 1000 - this._hotCornerActivationTime > HOT_CORNER_ACTIVATION_TIMEOUT) Main.overview.toggle(); this._hotCornerActivationTime = 0; } }; function CalendarPopup() { this._init(); } CalendarPopup.prototype = { _init: function() { let panelActor = Main.panel.actor; this.actor = new St.Bin({ name: 'calendarPopup' }); this.calendar = new Calendar.Calendar(); this.actor.set_child(this.calendar.actor); Main.chrome.addActor(this.actor, { visibleInOverview: true, affectsStruts: false }); this.actor.y = (panelActor.y + panelActor.height - this.actor.height); }, show: function() { let panelActor = Main.panel.actor; // Reset the calendar to today's date this.calendar.setDate(new Date()); this.actor.x = Math.round(panelActor.x + (panelActor.width - this.actor.width) / 2); this.actor.lower(panelActor); this.actor.show(); Tweener.addTween(this.actor, { y: panelActor.y + panelActor.height, time: 0.2, transition: 'easeOutQuad' }); }, hide: function() { let panelActor = Main.panel.actor; Tweener.addTween(this.actor, { y: panelActor.y + panelActor.height - this.actor.height, time: 0.2, transition: 'easeOutQuad', onComplete: function() { this.actor.hide(); }, onCompleteScope: this }); } };