[DevTools] Apps implementation.

Source/devtools/front_end/main/ScreencastApp.js

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+/**
+ * @constructor
+ * @extends {WebInspector.App}
+ */
+WebInspector.ScreencastApp = function()
+{
+    WebInspector.App.call(this);
+
+    this._currentScreencastState = WebInspector.settings.createSetting("currentScreencastState", "");
+    this._lastScreencastState = WebInspector.settings.createSetting("lastScreencastState", "");
+    this._toggleScreencastButton = new WebInspector.StatusBarStatesSettingButton(
+        "screencast-status-bar-item",
+        ["disabled", "left", "top"],
+        [WebInspector.UIString("Disable screencast."), WebInspector.UIString("Switch to portrait screencast."), WebInspector.UIString("Switch to landscape screencast.")],
+        this._currentScreencastState,
+        this._lastScreencastState,
+        this._onStatusBarButtonStateChanged.bind(this));
+};
+
+WebInspector.ScreencastApp.prototype = {
+    createGlobalStatusBarItems: function()
+    {
+        this.appendInspectStatusBarItem();
+        this.appendSettingsStatusBarItem();
+        WebInspector.inspectorView.appendToRightToolbar(this._toggleScreencastButton.element);
+    },
+
+    createRootView: function()
+    {
+        var rootView = new WebInspector.RootView();
+
+        this._rootSplitView = new WebInspector.SplitView(false, true, "InspectorView.screencastSplitViewState", 300, 300);
+        this._rootSplitView.show(rootView.element);
+
+        WebInspector.inspectorView.show(this._rootSplitView.sidebarElement());
+        var target = /** @type {!WebInspector.Target} */ (WebInspector.targetManager.activeTarget());
+        this._screencastView = new WebInspector.ScreencastView(target);
+        this._screencastView.show(this._rootSplitView.mainElement());
+
+        this._onStatusBarButtonStateChanged("disabled");
+        rootView.attachToBody();
+    },
+
+    presentUI: function()
+    {
+        WebInspector.App.prototype.presentUI.call(this);
+        this._screencastView.initialize();
+        this._toggleScreencastButton.toggleInitialState();
+    },
+
+    /**
+     * @param {string} state
+     */
+    _onStatusBarButtonStateChanged: function(state)
+    {
+        if (state === "disabled") {
+            this._rootSplitView.toggleResizer(this._rootSplitView.resizerElement(), false);
+            this._rootSplitView.toggleResizer(WebInspector.inspectorView.topResizerElement(), false);
+            this._rootSplitView.hideMain();
+            return;
+        }
+
+        this._rootSplitView.setVertical(state === "left");
+        this._rootSplitView.setSecondIsSidebar(true);
+        this._rootSplitView.toggleResizer(this._rootSplitView.resizerElement(), true);
+        this._rootSplitView.toggleResizer(WebInspector.inspectorView.topResizerElement(), state === "top");
+        this._rootSplitView.showBoth();
+    },
+
+    __proto__: WebInspector.App.prototype
+};