1 /*

     2  * Copyright (C) 2006 Apple Computer, Inc.  All rights reserved.

     3  * Copyright (C) 2006 David Smith (catfish.man@gmail.com)

     4  *

     5  * Redistribution and use in source and binary forms, with or without

     6  * modification, are permitted provided that the following conditions

     7  * are met:

     8  *

     9  * 1.  Redistributions of source code must retain the above copyright

    10  *     notice, this list of conditions and the following disclaimer. 

    11  * 2.  Redistributions in binary form must reproduce the above copyright

    12  *     notice, this list of conditions and the following disclaimer in the

    13  *     documentation and/or other materials provided with the distribution. 

    14  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of

    15  *     its contributors may be used to endorse or promote products derived

    16  *     from this software without specific prior written permission. 

    17  *

    18  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY

    19  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

    20  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

    21  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY

    22  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

    23  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

    24  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

    25  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

    27  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

    28  */

    29 

    30 var inputElement = null;

    31 var mainWindow = window.opener;

    32 var history = [""];

    33 var historyIndex = 0;

    34 

    35 function loaded()

    36 {

    37     inputElement = document.getElementById("input");

    38     inputElement.addEventListener("keydown", inputKeyDown, false);

    39     inputElement.addEventListener("keyup", inputKeyUp, false);

    40     inputElement.focus();

    41 }

    42 

    43 function inputKeyDown(event)

    44 {

    45     if (event.keyCode == 13 && !event.altKey) {

    46         if (mainWindow.isPaused && mainWindow.currentStack) {

    47             history[history.length - 1] = inputElement.innerText;

    48             sendScript(inputElement.innerText);

    49             inputElement.innerText = "";

    50             history.push("");

    51             historyIndex = history.length - 1;

    52             inputElement.focus();

    53         } else

    54             alert("The debugger needs to be paused.\tIn order to evaluate your script input you need to pause the debugger in the context of another script.");

    55         event.preventDefault();

    56     } else if (event.keyCode == 38 && !event.altKey && historyIndex > 0) {

    57         historyIndex--;

    58         inputElement.innerText = history[historyIndex];

    59         inputElement.focus()

    60         event.preventDefault();

    61     } else if (event.keyCode == 40 && !event.altKey && historyIndex < (history.length - 1)) {

    62         historyIndex++;

    63         inputElement.innerText = history[historyIndex];

    64         inputElement.focus()

    65         event.preventDefault();

    66     }

    67 }

    68 

    69 function inputKeyUp(event)

    70 {

    71     if (event.keyCode != 38 && event.keyCode != 40 && event.keyCode != 13) {

    72         history[historyIndex] = inputElement.innerText;

    73     }

    74 }

    75 

    76 function appendMessage(exp, msg)

    77 {

    78     var historyDisplay = document.getElementById("history");

    79     var row = document.createElement("div");

    80     row.className = "row";

    81     if (historyDisplay.childNodes.length % 2)

    82         row.className += " alt";

    83 

    84     if (exp.length > 0) {

    85         var expression = document.createElement("div");

    86         expression.className = "expression";

    87         expression.innerText = exp;

    88         row.appendChild(expression);

    89     }

    90 

    91     var result = document.createElement("div");

    92     result.className = "result";

    93     result.innerText = msg;

    94 

    95     row.appendChild(result);

    96 

    97     historyDisplay.appendChild(row);

    98     historyDisplay.scrollTop = historyDisplay.scrollHeight;

    99 }

   100 

   101 function sendScript(script)

   102 {

   103     appendMessage(script, mainWindow.DebuggerDocument.evaluateScript(script, mainWindow.currentCallFrame.index));

   104     if (script.indexOf("=") >= 0)

   105         mainWindow.currentCallFrame.loadVariables();

   106 }

   107 

   108 function unloading()

   109 {

   110     mainWindow.consoleWindow = null;

   111 }