text: /*
   * Copyright (C) 2013, 2015 Apple 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:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
   * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
   * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 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.
   */
  
  WI.CallFrameTreeElement = class CallFrameTreeElement extends WI.GeneralTreeElement
  {
      constructor(callFrame, isAsyncBoundaryCallFrame)
      {
          console.assert(callFrame instanceof WI.CallFrame);
  
          let className = WI.CallFrameView.iconClassNameForCallFrame(callFrame);
          let title = callFrame.functionName || WI.UIString("(anonymous function)");
          const subtitle = null;
          super(["call-frame", className], title, subtitle, callFrame);
  
          this._callFrame = callFrame;
          this._isActiveCallFrame = false;
  
           if (isAsyncBoundaryCallFrame) {
              this.addClassName("async-boundary");
              this.selectable = false;
           }
  
          if (this._callFrame.nativeCode || !this._callFrame.sourceCodeLocation) {
              this.subtitle = "";
              this.selectable = false;
              return;
          }
  
          let displayScriptURL = this._callFrame.sourceCodeLocation.displaySourceCode.url;
          if (displayScriptURL) {
              this.subtitle = document.createElement("span");
              this._callFrame.sourceCodeLocation.populateLiveDisplayLocationString(this.subtitle, "textContent");
              // Set the tooltip on the entire tree element in onattach, once the element is created.
              this.tooltipHandledSeparately = true;
          }
      }
  
      // Public
  
      get callFrame() { return this._callFrame; }
      get isActiveCallFrame() { return this._isActiveCallFrame; }
  
      set isActiveCallFrame(x)
      {
          if (this._isActiveCallFrame === x)
              return;
  
          this._isActiveCallFrame = x;
          this._updateStatus();
      }
  
      // Protected
  
      onattach()
      {
          super.onattach();
  
          console.assert(this.element);
  
          if (this.tooltipHandledSeparately) {
              let tailCallSuffix = "";
              if (this._callFrame.isTailDeleted)
                  tailCallSuffix = " " + WI.UIString("(Tail Call)");
              let tooltipPrefix = this.mainTitle + tailCallSuffix + "\n";
              this._callFrame.sourceCodeLocation.populateLiveDisplayLocationTooltip(this.element, tooltipPrefix);
          }
  
          this._updateStatus();
      }
  
      // Private
  
      _updateStatus()
      {
          if (!this.element)
              return;
  
          if (!this._isActiveCallFrame) {
              this.status = null;
              return;
          }
  
          if (!this._statusImageElement)
              this._statusImageElement = WI.ImageUtilities.useSVGSymbol("Images/ActiveCallFrame.svg", "status-image");
          this.status = this._statusImageElement;
      }
  };
  