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Breadcrumbs go here --> </ul> </div> <div class="toolbuttons toolblock"> <ul> <li id="smallA" class="t_button">A</li> <li id="medA" class="t_button active">A</li> <li id="bigA" class="t_button">A</li> <li id="print" class="t_button"><a href="javascript:this.print();"> <span>Print</span></a></li> </ul> </div> </div> <div class="content mainContent"> <h1 class="title">scriptdebugger.cpp Example File</h1> <span class="small-subtitle">script/qsdbg/scriptdebugger.cpp</span> <!-- $$$script/qsdbg/scriptdebugger.cpp-description --> <div class="descr"> <a name="details"></a> <pre class="cpp"> <span class="comment">/**************************************************************************** ** ** Copyright (C) 2015 The Qt Company Ltd. ** Contact: http://www.qt.io/licensing/ ** ** This file is part of the examples of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** You may use this file under the terms of the BSD license as follows: ** ** "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 copyright ** notice, this list of conditions and the following disclaimer in ** the documentation and/or other materials provided with the ** distribution. ** * Neither the name of The Qt Company Ltd nor the names of its ** contributors may be used to endorse or promote products derived ** from this software without specific prior written permission. ** ** ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT ** OWNER OR 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." ** ** $QT_END_LICENSE$ ** ****************************************************************************/</span> <span class="preprocessor">#include "scriptdebugger.h"</span> <span class="preprocessor">#include "scriptbreakpointmanager.h"</span> <span class="preprocessor">#include <QtScript/QScriptEngine></span> <span class="preprocessor">#include <QtScript/QScriptEngineAgent></span> <span class="preprocessor">#include <QtScript/QScriptContextInfo></span> <span class="preprocessor">#include <QtScript/QScriptValueIterator></span> <span class="preprocessor">#include <QtCore/QTextStream></span> <span class="preprocessor">#include <QtCore/QStack></span> <span class="keyword">static</span> <span class="type"><a href="qstring.html">QString</a></span> safeValueToString(<span class="keyword">const</span> <span class="type"><a href="qscriptvalue.html">QScriptValue</a></span> <span class="operator">&</span>value) { <span class="keyword">if</span> (value<span class="operator">.</span>isObject()) <span class="keyword">return</span> QLatin1String(<span class="string">"[object Object]"</span>); <span class="keyword">else</span> <span class="keyword">return</span> value<span class="operator">.</span>toString(); } <span class="keyword">class</span> ScriptInfo; <span class="keyword">class</span> ScriptBreakpointManager; <span class="keyword">class</span> ScriptDebuggerPrivate : <span class="keyword">public</span> <span class="type"><a href="qscriptengineagent.html">QScriptEngineAgent</a></span> { Q_DECLARE_PUBLIC(ScriptDebugger) <span class="keyword">public</span>: <span class="keyword">enum</span> Mode { Run<span class="operator">,</span> StepInto<span class="operator">,</span> StepOver }; ScriptDebuggerPrivate(<span class="type"><a href="qscriptengine.html">QScriptEngine</a></span> <span class="operator">*</span>engine); <span class="operator">~</span>ScriptDebuggerPrivate(); <span class="comment">// QScriptEngineAgent interface</span> <span class="type">void</span> scriptLoad(<span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span> id<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&</span>program<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&</span>fileName<span class="operator">,</span> <span class="type">int</span> lineNumber); <span class="type">void</span> scriptUnload(<span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span> id); <span class="type">void</span> positionChange(<span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span> scriptId<span class="operator">,</span> <span class="type">int</span> lineNumber<span class="operator">,</span> <span class="type">int</span> columnNumber); <span class="type">void</span> functionEntry(<span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span> scriptId); <span class="type">void</span> functionExit(<span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span> scriptId<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="qscriptvalue.html">QScriptValue</a></span> <span class="operator">&</span>returnValue); <span class="type">void</span> exceptionThrow(<span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span> scriptId<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="qscriptvalue.html">QScriptValue</a></span> <span class="operator">&</span>exception<span class="operator">,</span> <span class="type">bool</span> hasHandler); <span class="type">void</span> interactive(); <span class="type">bool</span> executeCommand(<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&</span>command<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="qstringlist.html">QStringList</a></span> <span class="operator">&</span>args); <span class="type">void</span> setMode(Mode mode); Mode mode() <span class="keyword">const</span>; <span class="type">int</span> frameCount() <span class="keyword">const</span>; <span class="type">void</span> setCurrentFrameIndex(<span class="type">int</span> index); <span class="type">int</span> currentFrameIndex() <span class="keyword">const</span>; <span class="type"><a href="qscriptcontext.html">QScriptContext</a></span> <span class="operator">*</span>frameContext(<span class="type">int</span> index) <span class="keyword">const</span>; <span class="type"><a href="qscriptcontext.html">QScriptContext</a></span> <span class="operator">*</span>currentFrameContext() <span class="keyword">const</span>; ScriptInfo <span class="operator">*</span>scriptInfo(<span class="type"><a href="qscriptcontext.html">QScriptContext</a></span> <span class="operator">*</span>context) <span class="keyword">const</span>; <span class="type">int</span> listLineNumber() <span class="keyword">const</span>; <span class="type">void</span> setListLineNumber(<span class="type">int</span> lineNumber); <span class="type"><a href="qstring.html">QString</a></span> readLine(); <span class="type">void</span> output(<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&</span>text); <span class="type">void</span> message(<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&</span>text); <span class="type">void</span> errorMessage(<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&</span>text); <span class="comment">// attributes</span> <span class="type"><a href="qtextstream.html">QTextStream</a></span> <span class="operator">*</span>m_defaultInputStream; <span class="type"><a href="qtextstream.html">QTextStream</a></span> <span class="operator">*</span>m_defaultOutputStream; <span class="type"><a href="qtextstream.html">QTextStream</a></span> <span class="operator">*</span>m_defaultErrorStream; <span class="type"><a href="qtextstream.html">QTextStream</a></span> <span class="operator">*</span>m_inputStream; <span class="type"><a href="qtextstream.html">QTextStream</a></span> <span class="operator">*</span>m_outputStream; <span class="type"><a href="qtextstream.html">QTextStream</a></span> <span class="operator">*</span>m_errorStream; ScriptBreakpointManager <span class="operator">*</span>m_bpManager; Mode m_mode; <span class="type"><a href="qmap.html">QMap</a></span><span class="operator"><</span><span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span><span class="operator">,</span> ScriptInfo<span class="operator">*</span><span class="operator">></span> m_scripts; <span class="type"><a href="qmap.html">QMap</a></span><span class="operator"><</span><span class="type"><a href="qscriptcontext.html">QScriptContext</a></span><span class="operator">*</span><span class="operator">,</span> <span class="type"><a href="qstack.html">QStack</a></span><span class="operator"><</span><span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span><span class="operator">></span> <span class="operator">></span> m_contextProgramIds; <span class="type"><a href="qstring.html">QString</a></span> m_lastInteractiveCommand; <span class="type"><a href="qstring.html">QString</a></span> m_commandPrefix; <span class="type">int</span> m_stepDepth; <span class="type">int</span> m_currentFrameIndex; <span class="type">int</span> m_listLineNumber; ScriptDebugger <span class="operator">*</span>q_ptr; }; <span class="keyword">class</span> ScriptInfo { <span class="keyword">public</span>: ScriptInfo(<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&</span>code<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&</span>fileName<span class="operator">,</span> <span class="type">int</span> lineNumber) : m_code(code)<span class="operator">,</span> m_fileName(fileName)<span class="operator">,</span> m_lineNumber(lineNumber) { } <span class="keyword">inline</span> <span class="type"><a href="qstring.html">QString</a></span> code() <span class="keyword">const</span> { <span class="keyword">return</span> m_code; } <span class="keyword">inline</span> <span class="type"><a href="qstring.html">QString</a></span> fileName() <span class="keyword">const</span> { <span class="keyword">return</span> m_fileName; } <span class="keyword">inline</span> <span class="type">int</span> lineNumber() <span class="keyword">const</span> { <span class="keyword">return</span> m_lineNumber; } <span class="type"><a href="qstring.html">QString</a></span> lineText(<span class="type">int</span> lineNumber); <span class="type"><a href="qmap.html">QMap</a></span><span class="operator"><</span><span class="type">int</span><span class="operator">,</span> <span class="type">int</span><span class="operator">></span> m_lineOffsets; <span class="keyword">private</span>: <span class="type">int</span> lineOffset(<span class="type">int</span> lineNumber); <span class="type"><a href="qstring.html">QString</a></span> m_code; <span class="type"><a href="qstring.html">QString</a></span> m_fileName; <span class="type">int</span> m_lineNumber; }; <span class="type">int</span> ScriptInfo<span class="operator">::</span>lineOffset(<span class="type">int</span> lineNumber) { <span class="type"><a href="qmap.html">QMap</a></span><span class="operator"><</span><span class="type">int</span><span class="operator">,</span> <span class="type">int</span><span class="operator">></span><span class="operator">::</span>const_iterator it <span class="operator">=</span> m_lineOffsets<span class="operator">.</span>constFind(lineNumber); <span class="keyword">if</span> (it <span class="operator">!</span><span class="operator">=</span> m_lineOffsets<span class="operator">.</span>constEnd()) <span class="keyword">return</span> it<span class="operator">.</span>value(); <span class="type">int</span> offset; it <span class="operator">=</span> m_lineOffsets<span class="operator">.</span>constFind(lineNumber <span class="operator">-</span> <span class="number">1</span>); <span class="keyword">if</span> (it <span class="operator">!</span><span class="operator">=</span> m_lineOffsets<span class="operator">.</span>constEnd()) { offset <span class="operator">=</span> it<span class="operator">.</span>value(); offset <span class="operator">=</span> m_code<span class="operator">.</span>indexOf(QLatin1Char(<span class="char">'\n'</span>)<span class="operator">,</span> offset); <span class="keyword">if</span> (offset <span class="operator">!</span><span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>) <span class="operator">+</span><span class="operator">+</span>offset; m_lineOffsets<span class="operator">.</span>insert(lineNumber<span class="operator">,</span> offset); } <span class="keyword">else</span> { <span class="type">int</span> index; it <span class="operator">=</span> m_lineOffsets<span class="operator">.</span>lowerBound(lineNumber); <span class="operator">-</span><span class="operator">-</span>it; <span class="keyword">if</span> (it <span class="operator">!</span><span class="operator">=</span> m_lineOffsets<span class="operator">.</span>constBegin()) { index <span class="operator">=</span> it<span class="operator">.</span>key(); offset <span class="operator">=</span> it<span class="operator">.</span>value(); } <span class="keyword">else</span> { index <span class="operator">=</span> m_lineNumber; offset <span class="operator">=</span> <span class="number">0</span>; } <span class="type">int</span> j <span class="operator">=</span> index; <span class="keyword">for</span> ( ; j <span class="operator"><</span> lineNumber; <span class="operator">+</span><span class="operator">+</span>j) { m_lineOffsets<span class="operator">.</span>insert(j<span class="operator">,</span> offset); offset <span class="operator">=</span> m_code<span class="operator">.</span>indexOf(QLatin1Char(<span class="char">'\n'</span>)<span class="operator">,</span> offset); <span class="keyword">if</span> (offset <span class="operator">=</span><span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>) <span class="keyword">break</span>; <span class="operator">+</span><span class="operator">+</span>offset; } m_lineOffsets<span class="operator">.</span>insert(j<span class="operator">,</span> offset); } <span class="keyword">return</span> offset; } <span class="type"><a href="qstring.html">QString</a></span> ScriptInfo<span class="operator">::</span>lineText(<span class="type">int</span> lineNumber) { <span class="type">int</span> startOffset <span class="operator">=</span> lineOffset(lineNumber); <span class="keyword">if</span> (startOffset <span class="operator">=</span><span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>) <span class="keyword">return</span> <span class="type"><a href="qstring.html">QString</a></span>(); <span class="type">int</span> endOffset <span class="operator">=</span> lineOffset(lineNumber <span class="operator">+</span> <span class="number">1</span>); <span class="keyword">if</span> (endOffset <span class="operator">=</span><span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>) <span class="keyword">return</span> m_code<span class="operator">.</span>mid(startOffset); <span class="keyword">else</span> <span class="keyword">return</span> m_code<span class="operator">.</span>mid(startOffset<span class="operator">,</span> endOffset <span class="operator">-</span> startOffset <span class="operator">-</span> <span class="number">1</span>); } ScriptDebuggerPrivate<span class="operator">::</span>ScriptDebuggerPrivate(<span class="type"><a href="qscriptengine.html">QScriptEngine</a></span> <span class="operator">*</span>engine) : <span class="type"><a href="qscriptengineagent.html">QScriptEngineAgent</a></span>(engine)<span class="operator">,</span> m_mode(Run) { m_commandPrefix <span class="operator">=</span> QLatin1String(<span class="string">"."</span>); m_bpManager <span class="operator">=</span> <span class="keyword">new</span> ScriptBreakpointManager; m_defaultInputStream <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtextstream.html">QTextStream</a></span>(stdin); m_defaultOutputStream <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtextstream.html">QTextStream</a></span>(stdout); m_defaultErrorStream <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtextstream.html">QTextStream</a></span>(stderr); m_inputStream <span class="operator">=</span> m_defaultInputStream; m_outputStream <span class="operator">=</span> m_defaultOutputStream; m_errorStream <span class="operator">=</span> m_defaultErrorStream; } ScriptDebuggerPrivate<span class="operator">::</span><span class="operator">~</span>ScriptDebuggerPrivate() { <span class="keyword">delete</span> m_defaultInputStream; <span class="keyword">delete</span> m_defaultOutputStream; <span class="keyword">delete</span> m_defaultErrorStream; <span class="keyword">delete</span> m_bpManager; <a href="qtalgorithms.html#qDeleteAll">qDeleteAll</a>(m_scripts); } <span class="type"><a href="qstring.html">QString</a></span> ScriptDebuggerPrivate<span class="operator">::</span>readLine() { <span class="keyword">return</span> m_inputStream<span class="operator">-</span><span class="operator">></span>readLine(); } <span class="type">void</span> ScriptDebuggerPrivate<span class="operator">::</span>output(<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&</span>text) { <span class="operator">*</span>m_outputStream <span class="operator"><</span><span class="operator"><</span> text; } <span class="type">void</span> ScriptDebuggerPrivate<span class="operator">::</span>message(<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&</span>text) { <span class="operator">*</span>m_outputStream <span class="operator"><</span><span class="operator"><</span> text <span class="operator"><</span><span class="operator"><</span> endl; m_outputStream<span class="operator">-</span><span class="operator">></span>flush(); } <span class="type">void</span> ScriptDebuggerPrivate<span class="operator">::</span>errorMessage(<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&</span>text) { <span class="operator">*</span>m_errorStream <span class="operator"><</span><span class="operator"><</span> text <span class="operator"><</span><span class="operator"><</span> endl; m_errorStream<span class="operator">-</span><span class="operator">></span>flush(); } <span class="type">void</span> ScriptDebuggerPrivate<span class="operator">::</span>setMode(Mode mode) { m_mode <span class="operator">=</span> mode; } ScriptDebuggerPrivate<span class="operator">::</span>Mode ScriptDebuggerPrivate<span class="operator">::</span>mode() <span class="keyword">const</span> { <span class="keyword">return</span> m_mode; } <span class="type"><a href="qscriptcontext.html">QScriptContext</a></span> <span class="operator">*</span>ScriptDebuggerPrivate<span class="operator">::</span>frameContext(<span class="type">int</span> index) <span class="keyword">const</span> { <span class="type"><a href="qscriptcontext.html">QScriptContext</a></span> <span class="operator">*</span>ctx <span class="operator">=</span> engine()<span class="operator">-</span><span class="operator">></span>currentContext(); <span class="keyword">for</span> (<span class="type">int</span> i <span class="operator">=</span> <span class="number">0</span>; i <span class="operator"><</span> index; <span class="operator">+</span><span class="operator">+</span>i) { ctx <span class="operator">=</span> ctx<span class="operator">-</span><span class="operator">></span>parentContext(); <span class="keyword">if</span> (<span class="operator">!</span>ctx) <span class="keyword">break</span>; } <span class="keyword">return</span> ctx; } <span class="type">int</span> ScriptDebuggerPrivate<span class="operator">::</span>currentFrameIndex() <span class="keyword">const</span> { <span class="keyword">return</span> m_currentFrameIndex; } <span class="type">void</span> ScriptDebuggerPrivate<span class="operator">::</span>setCurrentFrameIndex(<span class="type">int</span> index) { m_currentFrameIndex <span class="operator">=</span> index; m_listLineNumber <span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>; } <span class="type">int</span> ScriptDebuggerPrivate<span class="operator">::</span>listLineNumber() <span class="keyword">const</span> { <span class="keyword">return</span> m_listLineNumber; } <span class="type">void</span> ScriptDebuggerPrivate<span class="operator">::</span>setListLineNumber(<span class="type">int</span> lineNumber) { m_listLineNumber <span class="operator">=</span> lineNumber; } <span class="type"><a href="qscriptcontext.html">QScriptContext</a></span> <span class="operator">*</span>ScriptDebuggerPrivate<span class="operator">::</span>currentFrameContext() <span class="keyword">const</span> { <span class="keyword">return</span> frameContext(currentFrameIndex()); } <span class="type">int</span> ScriptDebuggerPrivate<span class="operator">::</span>frameCount() <span class="keyword">const</span> { <span class="type">int</span> count <span class="operator">=</span> <span class="number">0</span>; <span class="type"><a href="qscriptcontext.html">QScriptContext</a></span> <span class="operator">*</span>ctx <span class="operator">=</span> engine()<span class="operator">-</span><span class="operator">></span>currentContext(); <span class="keyword">while</span> (ctx) { <span class="operator">+</span><span class="operator">+</span>count; ctx <span class="operator">=</span> ctx<span class="operator">-</span><span class="operator">></span>parentContext(); } <span class="keyword">return</span> count; } ScriptInfo <span class="operator">*</span>ScriptDebuggerPrivate<span class="operator">::</span>scriptInfo(<span class="type"><a href="qscriptcontext.html">QScriptContext</a></span> <span class="operator">*</span>context) <span class="keyword">const</span> { <span class="type"><a href="qstack.html">QStack</a></span><span class="operator"><</span><span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span><span class="operator">></span> pids <span class="operator">=</span> m_contextProgramIds<span class="operator">.</span>value(context); <span class="keyword">if</span> (pids<span class="operator">.</span>isEmpty()) <span class="keyword">return</span> <span class="number">0</span>; <span class="keyword">return</span> m_scripts<span class="operator">.</span>value(pids<span class="operator">.</span>top()); } <span class="type">void</span> ScriptDebuggerPrivate<span class="operator">::</span>interactive() { setCurrentFrameIndex(<span class="number">0</span>); <span class="type"><a href="qstring.html">QString</a></span> qsdbgPrompt <span class="operator">=</span> <span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>fromLatin1(<span class="string">"(qsdbg) "</span>); <span class="type"><a href="qstring.html">QString</a></span> dotPrompt <span class="operator">=</span> <span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>fromLatin1(<span class="string">".... "</span>); <span class="type"><a href="qstring.html">QString</a></span> prompt <span class="operator">=</span> qsdbgPrompt; <span class="type"><a href="qstring.html">QString</a></span> code; forever { <span class="operator">*</span>m_outputStream <span class="operator"><</span><span class="operator"><</span> prompt; m_outputStream<span class="operator">-</span><span class="operator">></span>flush(); <span class="type"><a href="qstring.html">QString</a></span> line <span class="operator">=</span> readLine(); <span class="keyword">if</span> (code<span class="operator">.</span>isEmpty() <span class="operator">&</span><span class="operator">&</span> (line<span class="operator">.</span>isEmpty() <span class="operator">|</span><span class="operator">|</span> line<span class="operator">.</span>startsWith(m_commandPrefix))) { <span class="keyword">if</span> (line<span class="operator">.</span>isEmpty()) line <span class="operator">=</span> m_lastInteractiveCommand; <span class="keyword">else</span> m_lastInteractiveCommand <span class="operator">=</span> line; <span class="type"><a href="qstringlist.html">QStringList</a></span> parts <span class="operator">=</span> line<span class="operator">.</span>split(QLatin1Char(<span class="char">' '</span>)<span class="operator">,</span> <span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>SkipEmptyParts); <span class="keyword">if</span> (<span class="operator">!</span>parts<span class="operator">.</span>isEmpty()) { <span class="type"><a href="qstring.html">QString</a></span> command <span class="operator">=</span> parts<span class="operator">.</span>takeFirst()<span class="operator">.</span>mid(<span class="number">1</span>); <span class="keyword">if</span> (executeCommand(command<span class="operator">,</span> parts)) <span class="keyword">break</span>; } } <span class="keyword">else</span> { <span class="keyword">if</span> (line<span class="operator">.</span>isEmpty()) <span class="keyword">continue</span>; code <span class="operator">+</span><span class="operator">=</span> line; code <span class="operator">+</span><span class="operator">=</span> QLatin1Char(<span class="char">'\n'</span>); <span class="keyword">if</span> (line<span class="operator">.</span>trimmed()<span class="operator">.</span>isEmpty()) { <span class="keyword">continue</span>; } <span class="keyword">else</span> <span class="keyword">if</span> (<span class="operator">!</span> engine()<span class="operator">-</span><span class="operator">></span>canEvaluate(code)) { prompt <span class="operator">=</span> dotPrompt; } <span class="keyword">else</span> { setMode(Run); <span class="type"><a href="qscriptvalue.html">QScriptValue</a></span> result <span class="operator">=</span> engine()<span class="operator">-</span><span class="operator">></span>evaluate(code<span class="operator">,</span> QLatin1String(<span class="string">"typein"</span>)); code<span class="operator">.</span>clear(); prompt <span class="operator">=</span> qsdbgPrompt; <span class="keyword">if</span> (<span class="operator">!</span> result<span class="operator">.</span>isUndefined()) { errorMessage(result<span class="operator">.</span>toString()); engine()<span class="operator">-</span><span class="operator">></span>clearExceptions(); } } } } } <span class="type">bool</span> ScriptDebuggerPrivate<span class="operator">::</span>executeCommand(<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&</span>command<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="qstringlist.html">QStringList</a></span> <span class="operator">&</span>args) { <span class="keyword">if</span> (command <span class="operator">=</span><span class="operator">=</span> QLatin1String(<span class="string">"c"</span>) <span class="operator">|</span><span class="operator">|</span> command <span class="operator">=</span><span class="operator">=</span> QLatin1String(<span class="string">"continue"</span>)) { setMode(Run); <span class="keyword">return</span> <span class="keyword">true</span>; } <span class="keyword">else</span> <span class="keyword">if</span> (command <span class="operator">=</span><span class="operator">=</span> QLatin1String(<span class="string">"s"</span>) <span class="operator">|</span><span class="operator">|</span> command <span class="operator">=</span><span class="operator">=</span> QLatin1String(<span class="string">"step"</span>)) { setMode(StepInto); <span class="keyword">return</span> <span class="keyword">true</span>; } <span class="keyword">else</span> <span class="keyword">if</span> (command <span class="operator">=</span><span class="operator">=</span> QLatin1String(<span class="string">"n"</span>) <span class="operator">|</span><span class="operator">|</span> command <span class="operator">=</span><span class="operator">=</span> QLatin1String(<span class="string">"next"</span>)) { setMode(StepOver); m_stepDepth <span class="operator">=</span> <span class="number">0</span>; <span class="keyword">return</span> <span class="keyword">true</span>; } <span class="keyword">else</span> <span class="keyword">if</span> (command <span class="operator">=</span><span class="operator">=</span> QLatin1String(<span class="string">"f"</span>) <span class="operator">|</span><span class="operator">|</span> command <span class="operator">=</span><span class="operator">=</span> QLatin1String(<span class="string">"frame"</span>)) { <span class="type">bool</span> ok <span class="operator">=</span> <span class="keyword">false</span>; <span class="type">int</span> index <span class="operator">=</span> args<span class="operator">.</span>value(<span class="number">0</span>)<span class="operator">.</span>toInt(<span class="operator">&</span>ok); <span class="keyword">if</span> (ok) { <span class="keyword">if</span> (index <span class="operator"><</span> <span class="number">0</span> <span class="operator">|</span><span class="operator">|</span> index <span class="operator">></span><span class="operator">=</span> frameCount()) { errorMessage(<span class="string">"No such frame."</span>); } <span class="keyword">else</span> { setCurrentFrameIndex(index); <span class="type"><a href="qscriptcontext.html">QScriptContext</a></span> <span class="operator">*</span>ctx <span class="operator">=</span> currentFrameContext(); message(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>fromLatin1(<span class="string">"#%0 %1"</span>)<span class="operator">.</span>arg(index)<span class="operator">.</span>arg(ctx<span class="operator">-</span><span class="operator">></span>toString())); } } } <span class="keyword">else</span> <span class="keyword">if</span> (command <span class="operator">=</span><span class="operator">=</span> QLatin1String(<span class="string">"bt"</span>) <span class="operator">|</span><span class="operator">|</span> command <span class="operator">=</span><span class="operator">=</span> QLatin1String(<span class="string">"backtrace"</span>)) { <span class="type"><a href="qscriptcontext.html">QScriptContext</a></span> <span class="operator">*</span>ctx <span class="operator">=</span> engine()<span class="operator">-</span><span class="operator">></span>currentContext(); <span class="type">int</span> index <span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>; <span class="keyword">while</span> (ctx) { <span class="operator">+</span><span class="operator">+</span>index; <span class="type"><a href="qstring.html">QString</a></span> line <span class="operator">=</span> ctx<span class="operator">-</span><span class="operator">></span>toString(); message(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>fromLatin1(<span class="string">"#%0 %1"</span>)<span class="operator">.</span>arg(index)<span class="operator">.</span>arg(line)); ctx <span class="operator">=</span> ctx<span class="operator">-</span><span class="operator">></span>parentContext(); } } <span class="keyword">else</span> <span class="keyword">if</span> (command <span class="operator">=</span><span class="operator">=</span> QLatin1String(<span class="string">"up"</span>)) { <span class="type">int</span> index <span class="operator">=</span> currentFrameIndex() <span class="operator">+</span> <span class="number">1</span>; <span class="keyword">if</span> (index <span class="operator">=</span><span class="operator">=</span> frameCount()) { errorMessage(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>fromLatin1(<span class="string">"Initial frame selected; you cannot go up."</span>)); } <span class="keyword">else</span> { setCurrentFrameIndex(index); <span class="type"><a href="qscriptcontext.html">QScriptContext</a></span> <span class="operator">*</span>ctx <span class="operator">=</span> currentFrameContext(); message(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>fromLatin1(<span class="string">"#%0 %1"</span>)<span class="operator">.</span>arg(index)<span class="operator">.</span>arg(ctx<span class="operator">-</span><span class="operator">></span>toString())); } } <span class="keyword">else</span> <span class="keyword">if</span> (command <span class="operator">=</span><span class="operator">=</span> QLatin1String(<span class="string">"down"</span>)) { <span class="type">int</span> index <span class="operator">=</span> currentFrameIndex() <span class="operator">-</span> <span class="number">1</span>; <span class="keyword">if</span> (index <span class="operator"><</span> <span class="number">0</span>) { errorMessage(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>fromLatin1(<span class="string">"Bottom (innermost) frame selected; you cannot go down."</span>)); } <span class="keyword">else</span> { setCurrentFrameIndex(index); <span class="type"><a href="qscriptcontext.html">QScriptContext</a></span> <span class="operator">*</span>ctx <span class="operator">=</span> currentFrameContext(); message(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>fromLatin1(<span class="string">"#%0 %1"</span>)<span class="operator">.</span>arg(index)<span class="operator">.</span>arg(ctx<span class="operator">-</span><span class="operator">></span>toString())); } } <span class="keyword">else</span> <span class="keyword">if</span> (command <span class="operator">=</span><span class="operator">=</span> QLatin1String(<span class="string">"b"</span>) <span class="operator">|</span><span class="operator">|</span> command <span class="operator">=</span><span class="operator">=</span> QLatin1String(<span class="string">"break"</span>)) { <span class="type"><a href="qstring.html">QString</a></span> str <span class="operator">=</span> args<span class="operator">.</span>value(<span class="number">0</span>); <span class="type">int</span> colonIndex <span class="operator">=</span> str<span class="operator">.</span>indexOf(QLatin1Char(<span class="char">':'</span>)); <span class="keyword">if</span> (colonIndex <span class="operator">!</span><span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>) { <span class="comment">// filename:line form</span> <span class="type"><a href="qstring.html">QString</a></span> fileName <span class="operator">=</span> str<span class="operator">.</span>left(colonIndex); <span class="type">int</span> lineNumber <span class="operator">=</span> str<span class="operator">.</span>mid(colonIndex<span class="operator">+</span><span class="number">1</span>)<span class="operator">.</span>toInt(); <span class="type">int</span> id <span class="operator">=</span> m_bpManager<span class="operator">-</span><span class="operator">></span>setBreakpoint(fileName<span class="operator">,</span> lineNumber); message(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>fromLatin1(<span class="string">"Breakpoint %0 at %1, line %2."</span>)<span class="operator">.</span>arg(id<span class="operator">+</span><span class="number">1</span>)<span class="operator">.</span>arg(fileName)<span class="operator">.</span>arg(lineNumber)); } <span class="keyword">else</span> { <span class="comment">// function</span> <span class="type"><a href="qscriptvalue.html">QScriptValue</a></span> fun <span class="operator">=</span> engine()<span class="operator">-</span><span class="operator">></span>globalObject()<span class="operator">.</span>property(str); <span class="keyword">if</span> (fun<span class="operator">.</span>isFunction()) { <span class="type">int</span> id <span class="operator">=</span> m_bpManager<span class="operator">-</span><span class="operator">></span>setBreakpoint(fun); message(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>fromLatin1(<span class="string">"Breakpoint %0 at %1()."</span>)<span class="operator">.</span>arg(id<span class="operator">+</span><span class="number">1</span>)<span class="operator">.</span>arg(str)); } } } <span class="keyword">else</span> <span class="keyword">if</span> (command <span class="operator">=</span><span class="operator">=</span> QLatin1String(<span class="string">"d"</span>) <span class="operator">|</span><span class="operator">|</span> command <span class="operator">=</span><span class="operator">=</span> QLatin1String(<span class="string">"delete"</span>)) { <span class="type">int</span> id <span class="operator">=</span> args<span class="operator">.</span>value(<span class="number">0</span>)<span class="operator">.</span>toInt() <span class="operator">-</span> <span class="number">1</span>; m_bpManager<span class="operator">-</span><span class="operator">></span>removeBreakpoint(id); } <span class="keyword">else</span> <span class="keyword">if</span> (command <span class="operator">=</span><span class="operator">=</span> QLatin1String(<span class="string">"disable"</span>)) { <span class="type">int</span> id <span class="operator">=</span> args<span class="operator">.</span>value(<span class="number">0</span>)<span class="operator">.</span>toInt() <span class="operator">-</span> <span class="number">1</span>; m_bpManager<span class="operator">-</span><span class="operator">></span>setBreakpointEnabled(id<span class="operator">,</span> <span class="keyword">false</span>); } <span class="keyword">else</span> <span class="keyword">if</span> (command <span class="operator">=</span><span class="operator">=</span> QLatin1String(<span class="string">"enable"</span>)) { <span class="type">int</span> id <span class="operator">=</span> args<span class="operator">.</span>value(<span class="number">0</span>)<span class="operator">.</span>toInt() <span class="operator">-</span> <span class="number">1</span>; m_bpManager<span class="operator">-</span><span class="operator">></span>setBreakpointEnabled(id<span class="operator">,</span> <span class="keyword">true</span>); } <span class="keyword">else</span> <span class="keyword">if</span> (command <span class="operator">=</span><span class="operator">=</span> QLatin1String(<span class="string">"list"</span>)) { <span class="type"><a href="qscriptcontext.html">QScriptContext</a></span> <span class="operator">*</span>ctx <span class="operator">=</span> currentFrameContext(); ScriptInfo <span class="operator">*</span>progInfo <span class="operator">=</span> scriptInfo(ctx); <span class="keyword">if</span> (<span class="operator">!</span>progInfo) { errorMessage(<span class="string">"No source text available for this frame."</span>); } <span class="keyword">else</span> { <span class="type"><a href="qscriptcontextinfo.html">QScriptContextInfo</a></span> ctxInfo(ctx); <span class="type">bool</span> ok; <span class="type">int</span> line <span class="operator">=</span> args<span class="operator">.</span>value(<span class="number">0</span>)<span class="operator">.</span>toInt(<span class="operator">&</span>ok); <span class="keyword">if</span> (ok) { line <span class="operator">=</span> <a href="qtglobal.html#qMax">qMax</a>(<span class="number">1</span><span class="operator">,</span> line <span class="operator">-</span> <span class="number">5</span>); } <span class="keyword">else</span> { line <span class="operator">=</span> listLineNumber(); <span class="keyword">if</span> (line <span class="operator">=</span><span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>) line <span class="operator">=</span> <a href="qtglobal.html#qMax">qMax</a>(progInfo<span class="operator">-</span><span class="operator">></span>lineNumber()<span class="operator">,</span> ctxInfo<span class="operator">.</span>lineNumber() <span class="operator">-</span> <span class="number">5</span>); } <span class="keyword">for</span> (<span class="type">int</span> i <span class="operator">=</span> line; i <span class="operator"><</span> line <span class="operator">+</span> <span class="number">10</span>; <span class="operator">+</span><span class="operator">+</span>i) { message(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>fromLatin1(<span class="string">"%0\t%1"</span>)<span class="operator">.</span>arg(i)<span class="operator">.</span>arg(progInfo<span class="operator">-</span><span class="operator">></span>lineText(i))); } setListLineNumber(line <span class="operator">+</span> <span class="number">10</span>); } } <span class="keyword">else</span> <span class="keyword">if</span> (command <span class="operator">=</span><span class="operator">=</span> QLatin1String(<span class="string">"info"</span>)) { <span class="keyword">if</span> (args<span class="operator">.</span>size() <span class="operator"><</span> <span class="number">1</span>) { } <span class="keyword">else</span> { <span class="type"><a href="qstring.html">QString</a></span> what <span class="operator">=</span> args<span class="operator">.</span>value(<span class="number">0</span>); <span class="keyword">if</span> (what <span class="operator">=</span><span class="operator">=</span> QLatin1String(<span class="string">"locals"</span>)) { <span class="type"><a href="qscriptvalueiterator.html">QScriptValueIterator</a></span> it(currentFrameContext()<span class="operator">-</span><span class="operator">></span>activationObject()); <span class="keyword">while</span> (it<span class="operator">.</span>hasNext()) { it<span class="operator">.</span>next(); <span class="type"><a href="qstring.html">QString</a></span> line; line<span class="operator">.</span>append(it<span class="operator">.</span>name()); line<span class="operator">.</span>append(QLatin1String(<span class="string">" = "</span>)); line<span class="operator">.</span>append(safeValueToString(it<span class="operator">.</span>value())); message(line); } } } } <span class="keyword">else</span> <span class="keyword">if</span> (command <span class="operator">=</span><span class="operator">=</span> QLatin1String(<span class="string">"help"</span>)) { message(<span class="string">"continue - continue execution\n"</span> <span class="string">"step - step into statement\n"</span> <span class="string">"next - step over statement\n"</span> <span class="string">"list - show where you are\n"</span> <span class="string">"\n"</span> <span class="string">"break - set breakpoint\n"</span> <span class="string">"delete - remove breakpoint\n"</span> <span class="string">"disable - disable breakpoint\n"</span> <span class="string">"enable - enable breakpoint\n"</span> <span class="string">"\n"</span> <span class="string">"backtrace - show backtrace\n"</span> <span class="string">"up - one frame up\n"</span> <span class="string">"down - one frame down\n"</span> <span class="string">"frame - set frame\n"</span> <span class="string">"\n"</span> <span class="string">"info locals - show local variables"</span>); } <span class="keyword">else</span> { errorMessage(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>fromLatin1(<span class="string">"Undefined command \"%0\". Try \"help\"."</span>) <span class="operator">.</span>arg(command)); } <span class="keyword">return</span> <span class="keyword">false</span>; } <span class="comment">// QScriptEngineAgent interface</span> <span class="type">void</span> ScriptDebuggerPrivate<span class="operator">::</span>scriptLoad(<span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span> id<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&</span>program<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&</span>fileName<span class="operator">,</span> <span class="type">int</span> lineNumber) { ScriptInfo <span class="operator">*</span>info <span class="operator">=</span> <span class="keyword">new</span> ScriptInfo(program<span class="operator">,</span> fileName<span class="operator">,</span> lineNumber); m_scripts<span class="operator">.</span>insert(id<span class="operator">,</span> info); } <span class="type">void</span> ScriptDebuggerPrivate<span class="operator">::</span>scriptUnload(<span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span> id) { ScriptInfo <span class="operator">*</span>info <span class="operator">=</span> m_scripts<span class="operator">.</span>take(id); <span class="keyword">delete</span> info; } <span class="type">void</span> ScriptDebuggerPrivate<span class="operator">::</span>functionEntry(<span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span> scriptId) { <span class="keyword">if</span> (scriptId <span class="operator">!</span><span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>) { <span class="type"><a href="qscriptcontext.html">QScriptContext</a></span> <span class="operator">*</span>ctx <span class="operator">=</span> engine()<span class="operator">-</span><span class="operator">></span>currentContext(); <span class="type"><a href="qstack.html">QStack</a></span><span class="operator"><</span><span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span><span class="operator">></span> ids <span class="operator">=</span> m_contextProgramIds<span class="operator">.</span>value(ctx); ids<span class="operator">.</span>push(scriptId); m_contextProgramIds<span class="operator">.</span>insert(ctx<span class="operator">,</span> ids); } <span class="keyword">if</span> (mode() <span class="operator">=</span><span class="operator">=</span> StepOver) <span class="operator">+</span><span class="operator">+</span>m_stepDepth; } <span class="type">void</span> ScriptDebuggerPrivate<span class="operator">::</span>functionExit(<span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span> scriptId<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="qscriptvalue.html">QScriptValue</a></span> <span class="operator">&</span><span class="comment">/*returnValue*/</span>) { <span class="keyword">if</span> (scriptId <span class="operator">!</span><span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>) { <span class="type"><a href="qscriptcontext.html">QScriptContext</a></span> <span class="operator">*</span>ctx <span class="operator">=</span> engine()<span class="operator">-</span><span class="operator">></span>currentContext(); <span class="type"><a href="qstack.html">QStack</a></span><span class="operator"><</span><span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span><span class="operator">></span> ids <span class="operator">=</span> m_contextProgramIds<span class="operator">.</span>value(ctx); Q_ASSERT(<span class="operator">!</span>ids<span class="operator">.</span>isEmpty()); Q_ASSERT(ids<span class="operator">.</span>top() <span class="operator">=</span><span class="operator">=</span> scriptId); ids<span class="operator">.</span>pop(); m_contextProgramIds<span class="operator">.</span>insert(ctx<span class="operator">,</span> ids); } <span class="keyword">if</span> (mode() <span class="operator">=</span><span class="operator">=</span> StepOver) <span class="operator">-</span><span class="operator">-</span>m_stepDepth; } <span class="type">void</span> ScriptDebuggerPrivate<span class="operator">::</span>positionChange(<span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span> scriptId<span class="operator">,</span> <span class="type">int</span> lineNumber<span class="operator">,</span> <span class="type">int</span> <span class="comment">/*columnNumber*/</span>) { ScriptInfo <span class="operator">*</span>info <span class="operator">=</span> <span class="number">0</span>; <span class="type">bool</span> enterInteractiveMode <span class="operator">=</span> <span class="keyword">false</span>; <span class="keyword">if</span> (m_bpManager<span class="operator">-</span><span class="operator">></span>hasBreakpoints()) { <span class="comment">// check if we hit a breakpoint</span> info <span class="operator">=</span> m_scripts<span class="operator">.</span>value(scriptId); <span class="type"><a href="qscriptcontext.html">QScriptContext</a></span> <span class="operator">*</span>ctx <span class="operator">=</span> engine()<span class="operator">-</span><span class="operator">></span>currentContext(); <span class="type"><a href="qscriptcontextinfo.html">QScriptContextInfo</a></span> ctxInfo(ctx); <span class="type"><a href="qscriptvalue.html">QScriptValue</a></span> callee <span class="operator">=</span> ctx<span class="operator">-</span><span class="operator">></span>callee(); <span class="comment">// try fileName:lineNumber</span> <span class="type">int</span> bpid <span class="operator">=</span> m_bpManager<span class="operator">-</span><span class="operator">></span>findBreakpoint(info<span class="operator">-</span><span class="operator">></span>fileName()<span class="operator">,</span> lineNumber); <span class="keyword">if</span> ((bpid <span class="operator">!</span><span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>) <span class="operator">&</span><span class="operator">&</span> m_bpManager<span class="operator">-</span><span class="operator">></span>isBreakpointEnabled(bpid)) { message(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>fromLatin1(<span class="string">"Breakpoint %0 at %1:%2"</span>) <span class="operator">.</span>arg(bpid <span class="operator">+</span> <span class="number">1</span>)<span class="operator">.</span>arg(info<span class="operator">-</span><span class="operator">></span>fileName())<span class="operator">.</span>arg(lineNumber)); <span class="keyword">if</span> (m_bpManager<span class="operator">-</span><span class="operator">></span>isBreakpointSingleShot(bpid)) m_bpManager<span class="operator">-</span><span class="operator">></span>removeBreakpoint(bpid); } <span class="keyword">if</span> (bpid <span class="operator">=</span><span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>) { <span class="comment">// try function</span> bpid <span class="operator">=</span> m_bpManager<span class="operator">-</span><span class="operator">></span>findBreakpoint(callee); <span class="keyword">if</span> ((bpid <span class="operator">!</span><span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>) <span class="operator">&</span><span class="operator">&</span> m_bpManager<span class="operator">-</span><span class="operator">></span>isBreakpointEnabled(bpid)) { message(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>fromLatin1(<span class="string">"Breakpoint %0, %1()"</span>) <span class="operator">.</span>arg(bpid <span class="operator">+</span> <span class="number">1</span>)<span class="operator">.</span>arg(ctxInfo<span class="operator">.</span>functionName())); <span class="keyword">if</span> (m_bpManager<span class="operator">-</span><span class="operator">></span>isBreakpointSingleShot(bpid)) m_bpManager<span class="operator">-</span><span class="operator">></span>removeBreakpoint(bpid); } } <span class="keyword">if</span> ((bpid <span class="operator">=</span><span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>) <span class="operator">&</span><span class="operator">&</span> <span class="operator">!</span>ctxInfo<span class="operator">.</span>functionName()<span class="operator">.</span>isEmpty()) { <span class="comment">// try functionName:fileName</span> bpid <span class="operator">=</span> m_bpManager<span class="operator">-</span><span class="operator">></span>findBreakpoint(ctxInfo<span class="operator">.</span>functionName()<span class="operator">,</span> ctxInfo<span class="operator">.</span>fileName()); <span class="keyword">if</span> ((bpid <span class="operator">!</span><span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>) <span class="operator">&</span><span class="operator">&</span> m_bpManager<span class="operator">-</span><span class="operator">></span>isBreakpointEnabled(bpid)) { message(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>fromLatin1(<span class="string">"Breakpoint %0, %1():%2"</span>)<span class="operator">.</span>arg(bpid <span class="operator">+</span> <span class="number">1</span>) <span class="operator">.</span>arg(ctxInfo<span class="operator">.</span>functionName())<span class="operator">.</span>arg(ctxInfo<span class="operator">.</span>fileName())); <span class="keyword">if</span> (m_bpManager<span class="operator">-</span><span class="operator">></span>isBreakpointSingleShot(bpid)) m_bpManager<span class="operator">-</span><span class="operator">></span>removeBreakpoint(bpid); } } enterInteractiveMode <span class="operator">=</span> (bpid <span class="operator">!</span><span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>); } <span class="keyword">switch</span> (mode()) { <span class="keyword">case</span> Run: <span class="keyword">break</span>; <span class="keyword">case</span> StepInto: enterInteractiveMode <span class="operator">=</span> <span class="keyword">true</span>; <span class="keyword">break</span>; <span class="keyword">case</span> StepOver: enterInteractiveMode <span class="operator">=</span> enterInteractiveMode <span class="operator">|</span><span class="operator">|</span> (m_stepDepth <span class="operator"><</span><span class="operator">=</span> <span class="number">0</span>); <span class="keyword">break</span>; } <span class="keyword">if</span> (enterInteractiveMode) { <span class="keyword">if</span> (<span class="operator">!</span>info) info <span class="operator">=</span> m_scripts<span class="operator">.</span>value(scriptId); Q_ASSERT(info); message(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>fromLatin1(<span class="string">"%0\t%1"</span>)<span class="operator">.</span>arg(lineNumber)<span class="operator">.</span>arg(info<span class="operator">-</span><span class="operator">></span>lineText(lineNumber))); interactive(); } } <span class="type">void</span> ScriptDebuggerPrivate<span class="operator">::</span>exceptionThrow(<span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span> <span class="comment">/*scriptId*/</span><span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="qscriptvalue.html">QScriptValue</a></span> <span class="operator">&</span>exception<span class="operator">,</span> <span class="type">bool</span> hasHandler) { <span class="keyword">if</span> (<span class="operator">!</span>hasHandler) { errorMessage(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>fromLatin1(<span class="string">"uncaught exception: %0"</span>)<span class="operator">.</span>arg(exception<span class="operator">.</span>toString())); <span class="type"><a href="qscriptcontext.html">QScriptContext</a></span> <span class="operator">*</span>ctx <span class="operator">=</span> engine()<span class="operator">-</span><span class="operator">></span>currentContext(); <span class="type">int</span> lineNumber <span class="operator">=</span> <span class="type"><a href="qscriptcontextinfo.html">QScriptContextInfo</a></span>(ctx)<span class="operator">.</span>lineNumber(); ScriptInfo <span class="operator">*</span>info <span class="operator">=</span> scriptInfo(ctx); <span class="type"><a href="qstring.html">QString</a></span> lineText <span class="operator">=</span> info <span class="operator">?</span> info<span class="operator">-</span><span class="operator">></span>lineText(lineNumber) : <span class="type"><a href="qstring.html">QString</a></span>(<span class="string">"(no source text available)"</span>); message(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>fromLatin1(<span class="string">"%0\t%1"</span>)<span class="operator">.</span>arg(lineNumber)<span class="operator">.</span>arg(lineText)); interactive(); } } ScriptDebugger<span class="operator">::</span>ScriptDebugger(<span class="type"><a href="qscriptengine.html">QScriptEngine</a></span> <span class="operator">*</span>engine) : d_ptr(<span class="keyword">new</span> ScriptDebuggerPrivate(engine)) { d_ptr<span class="operator">-</span><span class="operator">></span>q_ptr <span class="operator">=</span> <span class="keyword">this</span>; engine<span class="operator">-</span><span class="operator">></span>setAgent(d_ptr); } ScriptDebugger<span class="operator">::</span>ScriptDebugger(<span class="type"><a href="qscriptengine.html">QScriptEngine</a></span> <span class="operator">*</span>engine<span class="operator">,</span> ScriptDebuggerPrivate <span class="operator">&</span>dd) : d_ptr(<span class="operator">&</span>dd) { d_ptr<span class="operator">-</span><span class="operator">></span>q_ptr <span class="operator">=</span> <span class="keyword">this</span>; engine<span class="operator">-</span><span class="operator">></span>setAgent(d_ptr); } ScriptDebugger<span class="operator">::</span><span class="operator">~</span>ScriptDebugger() { <span class="keyword">delete</span> d_ptr; d_ptr <span class="operator">=</span> <span class="number">0</span>; } <span class="type">void</span> ScriptDebugger<span class="operator">::</span>breakAtNextStatement() { Q_D(ScriptDebugger); d<span class="operator">-</span><span class="operator">></span>setMode(ScriptDebuggerPrivate<span class="operator">::</span>StepInto); } <span class="type">void</span> ScriptDebugger<span class="operator">::</span>setBreakpoint(<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&</span>fileName<span class="operator">,</span> <span class="type">int</span> lineNumber) { Q_D(ScriptDebugger); d<span class="operator">-</span><span class="operator">></span>m_bpManager<span class="operator">-</span><span class="operator">></span>setBreakpoint(fileName<span class="operator">,</span> lineNumber); } <span class="type">void</span> ScriptDebugger<span class="operator">::</span>setBreakpoint(<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&</span>functionName<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&</span>fileName) { Q_D(ScriptDebugger); d<span class="operator">-</span><span class="operator">></span>m_bpManager<span class="operator">-</span><span class="operator">></span>setBreakpoint(functionName<span class="operator">,</span> fileName); } <span class="type">void</span> ScriptDebugger<span class="operator">::</span>setBreakpoint(<span class="keyword">const</span> <span class="type"><a href="qscriptvalue.html">QScriptValue</a></span> <span class="operator">&</span>function) { Q_D(ScriptDebugger); d<span class="operator">-</span><span class="operator">></span>m_bpManager<span class="operator">-</span><span class="operator">></span>setBreakpoint(function); } <span class="type"><a href="qtextstream.html">QTextStream</a></span> <span class="operator">*</span>ScriptDebugger<span class="operator">::</span>inputStream() <span class="keyword">const</span> { Q_D(<span class="keyword">const</span> ScriptDebugger); <span class="keyword">return</span> d<span class="operator">-</span><span class="operator">></span>m_inputStream; } <span class="type">void</span> ScriptDebugger<span class="operator">::</span>setInputStream(<span class="type"><a href="qtextstream.html">QTextStream</a></span> <span class="operator">*</span>inputStream) { Q_D(ScriptDebugger); d<span class="operator">-</span><span class="operator">></span>m_inputStream <span class="operator">=</span> inputStream; } <span class="type"><a href="qtextstream.html">QTextStream</a></span> <span class="operator">*</span>ScriptDebugger<span class="operator">::</span>outputStream() <span class="keyword">const</span> { Q_D(<span class="keyword">const</span> ScriptDebugger); <span class="keyword">return</span> d<span class="operator">-</span><span class="operator">></span>m_outputStream; } <span class="type">void</span> ScriptDebugger<span class="operator">::</span>setOutputStream(<span class="type"><a href="qtextstream.html">QTextStream</a></span> <span class="operator">*</span>outputStream) { Q_D(ScriptDebugger); d<span class="operator">-</span><span class="operator">></span>m_outputStream <span class="operator">=</span> outputStream; } <span class="type"><a href="qtextstream.html">QTextStream</a></span> <span class="operator">*</span>ScriptDebugger<span class="operator">::</span>errorStream() <span class="keyword">const</span> { Q_D(<span class="keyword">const</span> ScriptDebugger); <span class="keyword">return</span> d<span class="operator">-</span><span class="operator">></span>m_errorStream; } <span class="type">void</span> ScriptDebugger<span class="operator">::</span>setErrorStream(<span class="type"><a href="qtextstream.html">QTextStream</a></span> <span class="operator">*</span>errorStream) { Q_D(ScriptDebugger); d<span class="operator">-</span><span class="operator">></span>m_errorStream <span class="operator">=</span> errorStream; }</pre> </div> <!-- @@@script/qsdbg/scriptdebugger.cpp --> </div> </div> </div> <div class="ft"> <span></span> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2015 The Qt Company Ltd. Documentation contributions included herein are the copyrights of their respective owners.</p> <br /> <p> The documentation provided herein is licensed under the terms of the <a href="http://www.gnu.org/licenses/fdl.html">GNU Free Documentation License version 1.3</a> as published by the Free Software Foundation.</p> <p> Documentation sources may be obtained from <a href="http://www.qt-project.org"> www.qt-project.org</a>.</p> <br /> <p> Qt and respective logos are trademarks of The Qt Company Ltd in Finland and/or other countries worldwide. All other trademarks are property of their respective owners. <a title="Privacy Policy" href="http://en.gitorious.org/privacy_policy/">Privacy Policy</a></p> </div> <script src="scripts/functions.js" type="text/javascript"></script> </body> </html>