DevTools: introduce multitarget model listeners

Source/devtools/front_end/sdk/NetworkUISourceCodeProvider.js

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 12 matching lines @@
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 /**
  * @constructor
- * @implements {WebInspector.TargetManager.Observer}
  * @param {!WebInspector.NetworkWorkspaceBinding} networkWorkspaceBinding
  * @param {!WebInspector.Workspace} workspace
  */
 WebInspector.NetworkUISourceCodeProvider = function(networkWorkspaceBinding, workspace)
 {
     this._networkWorkspaceBinding = networkWorkspaceBinding;
     this._workspace = workspace;
-    WebInspector.targetManager.observeTargets(this);
     this._processedURLs = {};
+    WebInspector.targetManager.addModelListener(WebInspector.ResourceTreeModel, WebInspector.ResourceTreeModel.EventTypes.ResourceAdded, this._resourceAdded, this);
+    WebInspector.targetManager.addModelListener(WebInspector.ResourceTreeModel, WebInspector.ResourceTreeModel.EventTypes.MainFrameNavigated, this._mainFrameNavigated, this);
+    WebInspector.targetManager.addModelListener(WebInspector.DebuggerModel, WebInspector.DebuggerModel.Events.ParsedScriptSource, this._parsedScriptSource, this);
+    WebInspector.targetManager.addModelListener(WebInspector.DebuggerModel, WebInspector.DebuggerModel.Events.FailedToParseScriptSource, this._parsedScriptSource, this);
+    WebInspector.targetManager.addModelListener(WebInspector.CSSStyleModel, WebInspector.CSSStyleModel.Events.StyleSheetAdded, this._styleSheetAdded, this);
 }
 
 WebInspector.NetworkUISourceCodeProvider.prototype = {
     /**
      * @param {!WebInspector.Target} target
      */
-    targetAdded: function(target)
-    {
-        target.resourceTreeModel.addEventListener(WebInspector.ResourceTreeModel.EventTypes.ResourceAdded, this._resourceAdded, this);
-        target.resourceTreeModel.addEventListener(WebInspector.ResourceTreeModel.EventTypes.MainFrameNavigated, this._mainFrameNavigated, this);
-        target.debuggerModel.addEventListener(WebInspector.DebuggerModel.Events.ParsedScriptSource, this._parsedScriptSource, this);
-        target.debuggerModel.addEventListener(WebInspector.DebuggerModel.Events.FailedToParseScriptSource, this._parsedScriptSource, this);
-        target.cssModel.addEventListener(WebInspector.CSSStyleModel.Events.StyleSheetAdded, this._styleSheetAdded, this);
-    },
-
-    /**
-     * @param {!WebInspector.Target} target
-     */
-    targetRemoved: function(target)
-    {
-        // FIXME: add workspace cleanup here.
-        target.resourceTreeModel.removeEventListener(WebInspector.ResourceTreeModel.EventTypes.ResourceAdded, this._resourceAdded, this);
-        target.resourceTreeModel.removeEventListener(WebInspector.ResourceTreeModel.EventTypes.MainFrameNavigated, this._mainFrameNavigated, this);
-        target.debuggerModel.removeEventListener(WebInspector.DebuggerModel.Events.ParsedScriptSource, this._parsedScriptSource, this);
-        target.debuggerModel.removeEventListener(WebInspector.DebuggerModel.Events.FailedToParseScriptSource, this._parsedScriptSource, this);
-        target.cssModel.removeEventListener(WebInspector.CSSStyleModel.Events.StyleSheetAdded, this._styleSheetAdded, this);
-    },
-
-    /**
-     * @param {!WebInspector.Target} target
-     */
     _populate: function(target)
     {
         /**
          * @param {!WebInspector.ResourceTreeFrame} frame
          * @this {WebInspector.NetworkUISourceCodeProvider}
          */
         function populateFrame(frame)
         {
             for (var i = 0; i < frame.childFrames.length; ++i)
                 populateFrame.call(this, frame.childFrames[i]);
@@ skipping 184 matching lines @@
         }
 
         this._resource.searchInContent(query, caseSensitive, isRegex, callback);
     }
 }
 
 /**
  * @type {!WebInspector.NetworkWorkspaceBinding}
  */
 WebInspector.networkWorkspaceBinding;