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      1 /*
      2  * Copyright (C) 2013 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *
      8  * 1. Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *
     11  * 2. Redistributions in binary form must reproduce the above
     12  * copyright notice, this list of conditions and the following disclaimer
     13  * in the documentation and/or other materials provided with the
     14  * distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY GOOGLE INC. AND ITS CONTRIBUTORS
     17  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     18  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     19  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GOOGLE INC.
     20  * OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     21  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     22  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     26  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 
     29 /**
     30  * @constructor
     31  */
     32 WebInspector.InspectElementModeController = function()
     33 {
     34     this.toggleSearchButton = new WebInspector.StatusBarButton(WebInspector.UIString("Select an element in the page to inspect it."), "node-search-status-bar-item");
     35     this.toggleSearchButton.addEventListener("click", this.toggleSearch, this);
     36     this._shortcut = WebInspector.InspectElementModeController.createShortcut();
     37 }
     38 
     39 WebInspector.InspectElementModeController.createShortcut = function()
     40 {
     41     return WebInspector.KeyboardShortcut.makeDescriptor("c", WebInspector.KeyboardShortcut.Modifiers.CtrlOrMeta | WebInspector.KeyboardShortcut.Modifiers.Shift);
     42 }
     43 
     44 WebInspector.InspectElementModeController.prototype = {
     45     enabled: function()
     46     {
     47         return this.toggleSearchButton.toggled;
     48     },
     49 
     50     disable: function()
     51     {
     52         if (this.enabled())
     53             this.toggleSearch();
     54     },
     55 
     56     toggleSearch: function()
     57     {
     58         var enabled = !this.enabled();
     59         /**
     60          * @param {?Protocol.Error} error
     61          */
     62         function callback(error)
     63         {
     64             if (!error)
     65                 this.toggleSearchButton.toggled = enabled;
     66         }
     67         WebInspector.domAgent.setInspectModeEnabled(enabled, WebInspector.settings.showShadowDOM.get(), callback.bind(this));
     68     },
     69 
     70     /**
     71      * @param {KeyboardEvent} event
     72      * @return {boolean}
     73      */
     74     handleShortcut: function(event)
     75     {
     76         if (WebInspector.KeyboardShortcut.makeKeyFromEvent(event) !== this._shortcut.key)
     77             return false;
     78         this.toggleSearch();
     79         event.consume(true);
     80         return true;
     81     }
     82 }
     83