1 | /* $Id: VBoxDbgConsole.cpp 49276 2013-10-24 13:58:35Z vboxsync $ */
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2 | /** @file
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3 | * VBox Debugger GUI - Console.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2006-2012 Oracle Corporation
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8 | *
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9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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10 | * available from http://www.virtualbox.org. This file is free software;
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11 | * you can redistribute it and/or modify it under the terms of the GNU
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12 | * General Public License (GPL) as published by the Free Software
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13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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16 | */
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17 |
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18 |
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19 | /*******************************************************************************
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20 | * Header Files *
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21 | *******************************************************************************/
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22 | #define LOG_GROUP LOG_GROUP_DBGG
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23 | #include "VBoxDbgConsole.h"
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24 |
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25 | #include <QLabel>
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26 | #include <QApplication>
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27 | #include <QFont>
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28 | #include <QLineEdit>
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29 | #include <QHBoxLayout>
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30 | #include <QAction>
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31 | #include <QContextMenuEvent>
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32 |
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33 | #include <VBox/dbg.h>
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34 | #include <VBox/vmm/cfgm.h>
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35 | #include <VBox/err.h>
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36 |
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37 | #include <iprt/thread.h>
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38 | #include <iprt/tcp.h>
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39 | #include <VBox/log.h>
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40 | #include <iprt/assert.h>
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41 | #include <iprt/asm.h>
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42 | #include <iprt/alloc.h>
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43 | #include <iprt/string.h>
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44 |
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45 |
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46 |
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47 |
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48 | /*
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49 | *
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50 | * V B o x D b g C o n s o l e O u t p u t
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51 | * V B o x D b g C o n s o l e O u t p u t
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52 | * V B o x D b g C o n s o l e O u t p u t
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53 | *
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54 | *
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55 | */
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56 |
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57 |
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58 | VBoxDbgConsoleOutput::VBoxDbgConsoleOutput(QWidget *pParent/* = NULL*/, const char *pszName/* = NULL*/)
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59 | : QTextEdit(pParent), m_uCurLine(0), m_uCurPos(0), m_hGUIThread(RTThreadNativeSelf())
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60 | {
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61 | setReadOnly(true);
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62 | setUndoRedoEnabled(false);
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63 | setOverwriteMode(false);
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64 | setPlainText("");
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65 | setTextInteractionFlags(Qt::TextBrowserInteraction);
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66 | setAutoFormatting(QTextEdit::AutoAll);
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67 | setTabChangesFocus(true);
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68 | setAcceptRichText(false);
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69 |
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70 | #ifdef Q_WS_MAC
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71 | QFont Font("Monaco", 10, QFont::Normal, FALSE);
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72 | Font.setStyleStrategy(QFont::NoAntialias);
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73 | #else
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74 | QFont Font = font();
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75 | Font.setStyleHint(QFont::TypeWriter);
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76 | Font.setFamily("Courier [Monotype]");
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77 | #endif
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78 | setFont(Font);
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79 |
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80 | /* green on black */
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81 | QPalette Pal(palette());
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82 | Pal.setColor(QPalette::All, QPalette::Base, QColor(Qt::black));
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83 | setPalette(Pal);
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84 | setTextColor(QColor(qRgb(0, 0xe0, 0)));
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85 |
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86 | #ifdef DEBUG_ramshankar
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87 | /* Solaris host (esp. S10) has illegible Courier font (bad aliasing). */
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88 | Font.setFamily("Monospace [Monotype]");
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89 | setFont(Font);
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90 |
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91 | /* White on black while I'm at it. */
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92 | Pal.setColor(QPalette::All, QPalette::Base, QColor(Qt::white));
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93 | setPalette(Pal);
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94 | setTextColor(QColor(qRgb(0, 0, 0)));
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95 | #endif
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96 |
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97 | NOREF(pszName);
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98 | }
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99 |
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100 |
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101 | VBoxDbgConsoleOutput::~VBoxDbgConsoleOutput()
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102 | {
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103 | Assert(m_hGUIThread == RTThreadNativeSelf());
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104 | }
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105 |
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106 |
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107 | void
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108 | VBoxDbgConsoleOutput::appendText(const QString &rStr, bool fClearSelection)
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109 | {
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110 | Assert(m_hGUIThread == RTThreadNativeSelf());
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111 |
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112 | if (rStr.isEmpty() || rStr.isNull() || !rStr.length())
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113 | return;
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114 |
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115 | /*
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116 | * Insert all in one go and make sure it's visible.
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117 | *
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118 | * We need to move the cursor and unselect any selected text before
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119 | * inserting anything, otherwise, text will disappear.
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120 | */
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121 | QTextCursor Cursor = textCursor();
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122 | if (!fClearSelection && Cursor.hasSelection())
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123 | {
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124 | QTextCursor SavedCursor = Cursor;
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125 | Cursor.clearSelection();
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126 | Cursor.movePosition(QTextCursor::End);
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127 |
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128 | Cursor.insertText(rStr);
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129 |
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130 | setTextCursor(SavedCursor);
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131 | }
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132 | else
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133 | {
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134 | if (Cursor.hasSelection())
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135 | Cursor.clearSelection();
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136 | if (!Cursor.atEnd())
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137 | Cursor.movePosition(QTextCursor::End);
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138 |
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139 | Cursor.insertText(rStr);
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140 |
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141 | setTextCursor(Cursor);
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142 | ensureCursorVisible();
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143 | }
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144 | }
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145 |
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146 |
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147 |
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148 |
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149 | /*
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150 | *
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151 | * V B o x D b g C o n s o l e I n p u t
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152 | * V B o x D b g C o n s o l e I n p u t
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153 | * V B o x D b g C o n s o l e I n p u t
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154 | *
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155 | *
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156 | */
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157 |
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158 |
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159 | VBoxDbgConsoleInput::VBoxDbgConsoleInput(QWidget *pParent/* = NULL*/, const char *pszName/* = NULL*/)
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160 | : QComboBox(pParent), m_hGUIThread(RTThreadNativeSelf())
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161 | {
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162 | addItem(""); /* invariant: empty command line is the last item */
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163 |
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164 | setEditable(true);
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165 | setInsertPolicy(NoInsert);
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166 | setAutoCompletion(false);
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167 | setMaxCount(50);
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168 | const QLineEdit *pEdit = lineEdit();
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169 | if (pEdit)
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170 | connect(pEdit, SIGNAL(returnPressed()), this, SLOT(returnPressed()));
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171 |
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172 | NOREF(pszName);
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173 | }
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174 |
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175 |
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176 | VBoxDbgConsoleInput::~VBoxDbgConsoleInput()
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177 | {
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178 | Assert(m_hGUIThread == RTThreadNativeSelf());
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179 | }
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180 |
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181 |
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182 | void
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183 | VBoxDbgConsoleInput::setLineEdit(QLineEdit *pEdit)
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184 | {
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185 | Assert(m_hGUIThread == RTThreadNativeSelf());
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186 | QComboBox::setLineEdit(pEdit);
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187 | if (lineEdit() == pEdit && pEdit)
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188 | connect(pEdit, SIGNAL(returnPressed()), this, SLOT(returnPressed()));
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189 | }
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190 |
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191 |
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192 | void
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193 | VBoxDbgConsoleInput::returnPressed()
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194 | {
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195 | Assert(m_hGUIThread == RTThreadNativeSelf());
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196 |
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197 | QString strCommand = currentText();
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198 | /* TODO: trim whitespace? */
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199 | if (strCommand.isEmpty())
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200 | return;
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201 |
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202 | /* deal with the current command. */
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203 | emit commandSubmitted(strCommand);
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204 |
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205 |
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206 | /*
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207 | * Add current command to history.
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208 | */
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209 | bool fNeedsAppending = true;
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210 |
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211 | /* invariant: empty line at the end */
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212 | int iLastItem = count() - 1;
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213 | Assert(itemText(iLastItem).isEmpty());
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214 |
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215 | /* have previous command? check duplicate. */
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216 | if (iLastItem > 0)
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217 | {
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218 | const QString strPrevCommand(itemText(iLastItem - 1));
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219 | if (strCommand == strPrevCommand)
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220 | fNeedsAppending = false;
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221 | }
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222 |
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223 | if (fNeedsAppending)
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224 | {
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225 | /* history full? drop the oldest command. */
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226 | if (count() == maxCount())
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227 | {
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228 | removeItem(0);
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229 | --iLastItem;
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230 | }
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231 |
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232 | /* insert before the empty line. */
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233 | insertItem(iLastItem, strCommand);
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234 | }
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235 |
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236 | /* invariant: empty line at the end */
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237 | int iNewLastItem = count() - 1;
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238 | Assert(itemText(iNewLastItem).isEmpty());
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239 |
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240 | /* select empty line to present "new" command line to the user */
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241 | setCurrentIndex(iNewLastItem);
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242 | }
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243 |
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244 |
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245 |
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246 |
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247 |
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248 |
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249 | /*
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250 | *
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251 | * V B o x D b g C o n s o l e
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252 | * V B o x D b g C o n s o l e
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253 | * V B o x D b g C o n s o l e
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254 | *
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255 | *
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256 | */
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257 |
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258 |
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259 | VBoxDbgConsole::VBoxDbgConsole(VBoxDbgGui *a_pDbgGui, QWidget *a_pParent/* = NULL*/)
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260 | : VBoxDbgBaseWindow(a_pDbgGui, a_pParent), m_pOutput(NULL), m_pInput(NULL), m_fInputRestoreFocus(false),
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261 | m_pszInputBuf(NULL), m_cbInputBuf(0), m_cbInputBufAlloc(0),
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262 | m_pszOutputBuf(NULL), m_cbOutputBuf(0), m_cbOutputBufAlloc(0),
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263 | m_pTimer(NULL), m_fUpdatePending(false), m_Thread(NIL_RTTHREAD), m_EventSem(NIL_RTSEMEVENT),
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264 | m_fTerminate(false), m_fThreadTerminated(false)
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265 | {
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266 | setWindowTitle("VBoxDbg - Console");
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267 |
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268 | /*
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269 | * Create the output text box.
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270 | */
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271 | m_pOutput = new VBoxDbgConsoleOutput(this);
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272 |
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273 | /* try figure a suitable size */
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274 | QLabel *pLabel = new QLabel( "11111111111111111111111111111111111111111111111111111111111111111111111111111112222222222", this);
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275 | pLabel->setFont(m_pOutput->font());
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276 | QSize Size = pLabel->sizeHint();
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277 | delete pLabel;
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278 | Size.setWidth((int)(Size.width() * 1.10));
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279 | Size.setHeight(Size.width() / 2);
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280 | resize(Size);
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281 |
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282 | /*
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283 | * Create the input combo box (with a label).
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284 | */
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285 | QHBoxLayout *pLayout = new QHBoxLayout();
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286 | //pLayout->setSizeConstraint(QLayout::SetMaximumSize);
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287 |
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288 | pLabel = new QLabel(" Command ");
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289 | pLayout->addWidget(pLabel);
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290 | pLabel->setMaximumSize(pLabel->sizeHint());
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291 | pLabel->setAlignment(Qt::AlignCenter);
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292 |
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293 | m_pInput = new VBoxDbgConsoleInput(NULL);
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294 | pLayout->addWidget(m_pInput);
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295 | m_pInput->setDuplicatesEnabled(false);
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296 | connect(m_pInput, SIGNAL(commandSubmitted(const QString &)), this, SLOT(commandSubmitted(const QString &)));
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297 |
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298 | # if 0//def Q_WS_MAC
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299 | pLabel = new QLabel(" ");
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300 | pLayout->addWidget(pLabel);
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301 | pLabel->setMaximumSize(20, m_pInput->sizeHint().height() + 6);
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302 | pLabel->setMinimumSize(20, m_pInput->sizeHint().height() + 6);
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303 | # endif
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304 |
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305 | QWidget *pHBox = new QWidget(this);
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306 | pHBox->setLayout(pLayout);
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307 |
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308 | m_pInput->setEnabled(false); /* (we'll get a ready notification) */
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309 |
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310 |
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311 | /*
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312 | * Vertical layout box on the whole widget.
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313 | */
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314 | QVBoxLayout *pVLayout = new QVBoxLayout();
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315 | pVLayout->setContentsMargins(0, 0, 0, 0);
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316 | pVLayout->setSpacing(5);
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317 | pVLayout->addWidget(m_pOutput);
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318 | pVLayout->addWidget(pHBox);
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319 | setLayout(pVLayout);
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320 |
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321 | /*
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322 | * The tab order is from input to output, not the other way around as it is by default.
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323 | */
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324 | setTabOrder(m_pInput, m_pOutput);
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325 | m_fInputRestoreFocus = true; /* hack */
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326 |
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327 | /*
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328 | * Setup the timer.
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329 | */
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330 | m_pTimer = new QTimer(this);
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331 | connect(m_pTimer, SIGNAL(timeout()), SLOT(updateOutput()));
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332 |
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333 | /*
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334 | * Init the backend structure.
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335 | */
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336 | m_Back.Core.pfnInput = backInput;
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337 | m_Back.Core.pfnRead = backRead;
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338 | m_Back.Core.pfnWrite = backWrite;
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339 | m_Back.Core.pfnSetReady = backSetReady;
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340 | m_Back.pSelf = this;
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341 |
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342 | /*
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343 | * Create the critical section, the event semaphore and the debug console thread.
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344 | */
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345 | int rc = RTCritSectInit(&m_Lock);
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346 | AssertRC(rc);
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347 |
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348 | rc = RTSemEventCreate(&m_EventSem);
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349 | AssertRC(rc);
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350 |
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351 | rc = RTThreadCreate(&m_Thread, backThread, this, 0, RTTHREADTYPE_DEBUGGER, RTTHREADFLAGS_WAITABLE, "VBoxDbgC");
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352 | AssertRC(rc);
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353 | if (RT_FAILURE(rc))
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354 | m_Thread = NIL_RTTHREAD;
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355 |
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356 | /*
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357 | * Shortcuts.
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358 | */
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359 | m_pFocusToInput = new QAction("", this);
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360 | m_pFocusToInput->setShortcut(QKeySequence("Ctrl+L"));
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361 | addAction(m_pFocusToInput);
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362 | connect(m_pFocusToInput, SIGNAL(triggered(bool)), this, SLOT(actFocusToInput()));
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363 |
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364 | m_pFocusToOutput = new QAction("", this);
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365 | m_pFocusToOutput->setShortcut(QKeySequence("Ctrl+O"));
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366 | addAction(m_pFocusToOutput);
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367 | connect(m_pFocusToOutput, SIGNAL(triggered(bool)), this, SLOT(actFocusToOutput()));
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368 | }
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369 |
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370 |
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371 | VBoxDbgConsole::~VBoxDbgConsole()
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372 | {
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373 | Assert(isGUIThread());
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374 |
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375 | /*
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376 | * Wait for the thread.
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377 | */
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378 | ASMAtomicWriteBool(&m_fTerminate, true);
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379 | RTSemEventSignal(m_EventSem);
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380 | if (m_Thread != NIL_RTTHREAD)
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381 | {
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382 | int rc = RTThreadWait(m_Thread, 15000, NULL);
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383 | AssertRC(rc);
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384 | m_Thread = NIL_RTTHREAD;
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385 | }
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386 |
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387 | /*
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388 | * Free resources.
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389 | */
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390 | delete m_pTimer;
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391 | m_pTimer = NULL;
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392 | RTCritSectDelete(&m_Lock);
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393 | RTSemEventDestroy(m_EventSem);
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394 | m_EventSem = 0;
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395 | m_pOutput = NULL;
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396 | m_pInput = NULL;
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397 | if (m_pszInputBuf)
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398 | {
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399 | RTMemFree(m_pszInputBuf);
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400 | m_pszInputBuf = NULL;
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401 | }
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402 | m_cbInputBuf = 0;
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403 | m_cbInputBufAlloc = 0;
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404 |
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405 | delete m_pFocusToInput;
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406 | m_pFocusToInput = NULL;
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407 | delete m_pFocusToOutput;
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408 | m_pFocusToOutput = NULL;
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409 | }
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410 |
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411 |
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412 | void
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413 | VBoxDbgConsole::commandSubmitted(const QString &rCommand)
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414 | {
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415 | Assert(isGUIThread());
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416 |
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417 | lock();
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418 | RTSemEventSignal(m_EventSem);
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419 |
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420 | QByteArray Utf8Array = rCommand.toUtf8();
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421 | const char *psz = Utf8Array.constData();
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422 | size_t cb = strlen(psz);
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423 |
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424 | /*
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425 | * Make sure we've got space for the input.
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426 | */
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427 | if (cb + m_cbInputBuf >= m_cbInputBufAlloc)
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428 | {
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429 | size_t cbNew = RT_ALIGN_Z(cb + m_cbInputBufAlloc + 1, 128);
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430 | void *pv = RTMemRealloc(m_pszInputBuf, cbNew);
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431 | if (!pv)
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432 | {
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433 | unlock();
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434 | return;
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435 | }
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436 | m_pszInputBuf = (char *)pv;
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437 | m_cbInputBufAlloc = cbNew;
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438 | }
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439 |
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440 | /*
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441 | * Add the input and output it.
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442 | */
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443 | memcpy(m_pszInputBuf + m_cbInputBuf, psz, cb);
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444 | m_cbInputBuf += cb;
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445 | m_pszInputBuf[m_cbInputBuf++] = '\n';
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446 |
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447 | m_pOutput->appendText(rCommand + "\n", true /*fClearSelection*/);
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448 | m_pOutput->ensureCursorVisible();
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449 |
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450 | m_fInputRestoreFocus = m_pInput->hasFocus(); /* dirty focus hack */
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451 | m_pInput->setEnabled(false);
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452 |
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453 | Log(("VBoxDbgConsole::commandSubmitted: %s (input-enabled=%RTbool)\n", psz, m_pInput->isEnabled()));
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454 | unlock();
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455 | }
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456 |
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457 |
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458 | void
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459 | VBoxDbgConsole::updateOutput()
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460 | {
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461 | Assert(isGUIThread());
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462 |
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463 | lock();
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464 | m_fUpdatePending = false;
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465 | if (m_cbOutputBuf)
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466 | {
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467 | m_pOutput->appendText(QString::fromUtf8((const char *)m_pszOutputBuf, (int)m_cbOutputBuf), false /*fClearSelection*/);
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468 | m_cbOutputBuf = 0;
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469 | }
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470 | unlock();
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471 | }
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472 |
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473 |
|
---|
474 | /**
|
---|
475 | * Lock the object.
|
---|
476 | */
|
---|
477 | void
|
---|
478 | VBoxDbgConsole::lock()
|
---|
479 | {
|
---|
480 | RTCritSectEnter(&m_Lock);
|
---|
481 | }
|
---|
482 |
|
---|
483 |
|
---|
484 | /**
|
---|
485 | * Unlocks the object.
|
---|
486 | */
|
---|
487 | void
|
---|
488 | VBoxDbgConsole::unlock()
|
---|
489 | {
|
---|
490 | RTCritSectLeave(&m_Lock);
|
---|
491 | }
|
---|
492 |
|
---|
493 |
|
---|
494 |
|
---|
495 | /**
|
---|
496 | * Checks if there is input.
|
---|
497 | *
|
---|
498 | * @returns true if there is input ready.
|
---|
499 | * @returns false if there not input ready.
|
---|
500 | * @param pBack Pointer to VBoxDbgConsole::m_Back.
|
---|
501 | * @param cMillies Number of milliseconds to wait on input data.
|
---|
502 | */
|
---|
503 | /*static*/ DECLCALLBACK(bool)
|
---|
504 | VBoxDbgConsole::backInput(PDBGCBACK pBack, uint32_t cMillies)
|
---|
505 | {
|
---|
506 | VBoxDbgConsole *pThis = VBOXDBGCONSOLE_FROM_DBGCBACK(pBack);
|
---|
507 | pThis->lock();
|
---|
508 |
|
---|
509 | bool fRc = true;
|
---|
510 | if (!pThis->m_cbInputBuf)
|
---|
511 | {
|
---|
512 | /*
|
---|
513 | * Wait outside the lock for the requested time, then check again.
|
---|
514 | */
|
---|
515 | pThis->unlock();
|
---|
516 | RTSemEventWait(pThis->m_EventSem, cMillies);
|
---|
517 | pThis->lock();
|
---|
518 | fRc = pThis->m_cbInputBuf
|
---|
519 | || ASMAtomicUoReadBool(&pThis->m_fTerminate);
|
---|
520 | }
|
---|
521 |
|
---|
522 | pThis->unlock();
|
---|
523 | return fRc;
|
---|
524 | }
|
---|
525 |
|
---|
526 |
|
---|
527 | /**
|
---|
528 | * Read input.
|
---|
529 | *
|
---|
530 | * @returns VBox status code.
|
---|
531 | * @param pBack Pointer to VBoxDbgConsole::m_Back.
|
---|
532 | * @param pvBuf Where to put the bytes we read.
|
---|
533 | * @param cbBuf Maximum nymber of bytes to read.
|
---|
534 | * @param pcbRead Where to store the number of bytes actually read.
|
---|
535 | * If NULL the entire buffer must be filled for a
|
---|
536 | * successful return.
|
---|
537 | */
|
---|
538 | /*static*/ DECLCALLBACK(int)
|
---|
539 | VBoxDbgConsole::backRead(PDBGCBACK pBack, void *pvBuf, size_t cbBuf, size_t *pcbRead)
|
---|
540 | {
|
---|
541 | VBoxDbgConsole *pThis = VBOXDBGCONSOLE_FROM_DBGCBACK(pBack);
|
---|
542 | Assert(pcbRead); /** @todo implement this bit */
|
---|
543 | if (pcbRead)
|
---|
544 | *pcbRead = 0;
|
---|
545 |
|
---|
546 | pThis->lock();
|
---|
547 | int rc = VINF_SUCCESS;
|
---|
548 | if (!ASMAtomicUoReadBool(&pThis->m_fTerminate))
|
---|
549 | {
|
---|
550 | if (pThis->m_cbInputBuf)
|
---|
551 | {
|
---|
552 | const char *psz = pThis->m_pszInputBuf;
|
---|
553 | size_t cbRead = RT_MIN(pThis->m_cbInputBuf, cbBuf);
|
---|
554 | memcpy(pvBuf, psz, cbRead);
|
---|
555 | psz += cbRead;
|
---|
556 | pThis->m_cbInputBuf -= cbRead;
|
---|
557 | if (*psz)
|
---|
558 | memmove(pThis->m_pszInputBuf, psz, pThis->m_cbInputBuf);
|
---|
559 | pThis->m_pszInputBuf[pThis->m_cbInputBuf] = '\0';
|
---|
560 | *pcbRead = cbRead;
|
---|
561 | }
|
---|
562 | }
|
---|
563 | else
|
---|
564 | rc = VERR_GENERAL_FAILURE;
|
---|
565 | pThis->unlock();
|
---|
566 | return rc;
|
---|
567 | }
|
---|
568 |
|
---|
569 |
|
---|
570 | /**
|
---|
571 | * Write (output).
|
---|
572 | *
|
---|
573 | * @returns VBox status code.
|
---|
574 | * @param pBack Pointer to VBoxDbgConsole::m_Back.
|
---|
575 | * @param pvBuf What to write.
|
---|
576 | * @param cbBuf Number of bytes to write.
|
---|
577 | * @param pcbWritten Where to store the number of bytes actually written.
|
---|
578 | * If NULL the entire buffer must be successfully written.
|
---|
579 | */
|
---|
580 | /*static*/ DECLCALLBACK(int)
|
---|
581 | VBoxDbgConsole::backWrite(PDBGCBACK pBack, const void *pvBuf, size_t cbBuf, size_t *pcbWritten)
|
---|
582 | {
|
---|
583 | VBoxDbgConsole *pThis = VBOXDBGCONSOLE_FROM_DBGCBACK(pBack);
|
---|
584 | int rc = VINF_SUCCESS;
|
---|
585 |
|
---|
586 | pThis->lock();
|
---|
587 | if (cbBuf + pThis->m_cbOutputBuf >= pThis->m_cbOutputBufAlloc)
|
---|
588 | {
|
---|
589 | size_t cbNew = RT_ALIGN_Z(cbBuf + pThis->m_cbOutputBufAlloc + 1, 1024);
|
---|
590 | void *pv = RTMemRealloc(pThis->m_pszOutputBuf, cbNew);
|
---|
591 | if (!pv)
|
---|
592 | {
|
---|
593 | pThis->unlock();
|
---|
594 | if (pcbWritten)
|
---|
595 | *pcbWritten = 0;
|
---|
596 | return VERR_NO_MEMORY;
|
---|
597 | }
|
---|
598 | pThis->m_pszOutputBuf = (char *)pv;
|
---|
599 | pThis->m_cbOutputBufAlloc = cbNew;
|
---|
600 | }
|
---|
601 |
|
---|
602 | /*
|
---|
603 | * Add the output.
|
---|
604 | */
|
---|
605 | memcpy(pThis->m_pszOutputBuf + pThis->m_cbOutputBuf, pvBuf, cbBuf);
|
---|
606 | pThis->m_cbOutputBuf += cbBuf;
|
---|
607 | pThis->m_pszOutputBuf[pThis->m_cbOutputBuf] = '\0';
|
---|
608 | if (pcbWritten)
|
---|
609 | *pcbWritten = cbBuf;
|
---|
610 |
|
---|
611 | if (ASMAtomicUoReadBool(&pThis->m_fTerminate))
|
---|
612 | rc = VERR_GENERAL_FAILURE;
|
---|
613 |
|
---|
614 | /*
|
---|
615 | * Tell the GUI thread to draw this text.
|
---|
616 | * We cannot do it from here without frequent crashes.
|
---|
617 | */
|
---|
618 | if (!pThis->m_fUpdatePending)
|
---|
619 | QApplication::postEvent(pThis, new VBoxDbgConsoleEvent(VBoxDbgConsoleEvent::kUpdate));
|
---|
620 |
|
---|
621 | pThis->unlock();
|
---|
622 |
|
---|
623 | return rc;
|
---|
624 | }
|
---|
625 |
|
---|
626 |
|
---|
627 | /*static*/ DECLCALLBACK(void)
|
---|
628 | VBoxDbgConsole::backSetReady(PDBGCBACK pBack, bool fReady)
|
---|
629 | {
|
---|
630 | VBoxDbgConsole *pThis = VBOXDBGCONSOLE_FROM_DBGCBACK(pBack);
|
---|
631 | if (fReady)
|
---|
632 | QApplication::postEvent(pThis, new VBoxDbgConsoleEvent(VBoxDbgConsoleEvent::kInputEnable));
|
---|
633 | }
|
---|
634 |
|
---|
635 |
|
---|
636 | /**
|
---|
637 | * The Debugger Console Thread
|
---|
638 | *
|
---|
639 | * @returns VBox status code (ignored).
|
---|
640 | * @param Thread The thread handle.
|
---|
641 | * @param pvUser Pointer to the VBoxDbgConsole object.s
|
---|
642 | */
|
---|
643 | /*static*/ DECLCALLBACK(int)
|
---|
644 | VBoxDbgConsole::backThread(RTTHREAD Thread, void *pvUser)
|
---|
645 | {
|
---|
646 | VBoxDbgConsole *pThis = (VBoxDbgConsole *)pvUser;
|
---|
647 | LogFlow(("backThread: Thread=%p pvUser=%p\n", (void *)Thread, pvUser));
|
---|
648 |
|
---|
649 | NOREF(Thread);
|
---|
650 |
|
---|
651 | /*
|
---|
652 | * Create and execute the console.
|
---|
653 | */
|
---|
654 | int rc = pThis->dbgcCreate(&pThis->m_Back.Core, 0);
|
---|
655 |
|
---|
656 | ASMAtomicUoWriteBool(&pThis->m_fThreadTerminated, true);
|
---|
657 | if (!ASMAtomicUoReadBool(&pThis->m_fTerminate))
|
---|
658 | QApplication::postEvent(pThis, new VBoxDbgConsoleEvent(rc == VINF_SUCCESS
|
---|
659 | ? VBoxDbgConsoleEvent::kTerminatedUser
|
---|
660 | : VBoxDbgConsoleEvent::kTerminatedOther));
|
---|
661 | LogFlow(("backThread: returns %Rrc (m_fTerminate=%RTbool)\n", rc, ASMAtomicUoReadBool(&pThis->m_fTerminate)));
|
---|
662 | return rc;
|
---|
663 | }
|
---|
664 |
|
---|
665 |
|
---|
666 | bool
|
---|
667 | VBoxDbgConsole::event(QEvent *pGenEvent)
|
---|
668 | {
|
---|
669 | Assert(isGUIThread());
|
---|
670 | if (pGenEvent->type() == (QEvent::Type)VBoxDbgConsoleEvent::kEventNumber)
|
---|
671 | {
|
---|
672 | VBoxDbgConsoleEvent *pEvent = (VBoxDbgConsoleEvent *)pGenEvent;
|
---|
673 |
|
---|
674 | switch (pEvent->command())
|
---|
675 | {
|
---|
676 | /* make update pending. */
|
---|
677 | case VBoxDbgConsoleEvent::kUpdate:
|
---|
678 | lock();
|
---|
679 | if (!m_fUpdatePending)
|
---|
680 | {
|
---|
681 | m_fUpdatePending = true;
|
---|
682 | m_pTimer->setSingleShot(true);
|
---|
683 | m_pTimer->start(10);
|
---|
684 | }
|
---|
685 | unlock();
|
---|
686 | break;
|
---|
687 |
|
---|
688 | /* Re-enable the input field and restore focus. */
|
---|
689 | case VBoxDbgConsoleEvent::kInputEnable:
|
---|
690 | Log(("VBoxDbgConsole: kInputEnable (input-enabled=%RTbool)\n", m_pInput->isEnabled()));
|
---|
691 | m_pInput->setEnabled(true);
|
---|
692 | if ( m_fInputRestoreFocus
|
---|
693 | && !m_pInput->hasFocus())
|
---|
694 | m_pInput->setFocus(); /* this is a hack. */
|
---|
695 | m_fInputRestoreFocus = false;
|
---|
696 | break;
|
---|
697 |
|
---|
698 | /* The thread terminated by user command (exit, quit, bye). */
|
---|
699 | case VBoxDbgConsoleEvent::kTerminatedUser:
|
---|
700 | Log(("VBoxDbgConsole: kTerminatedUser (input-enabled=%RTbool)\n", m_pInput->isEnabled()));
|
---|
701 | m_pInput->setEnabled(false);
|
---|
702 | close();
|
---|
703 | break;
|
---|
704 |
|
---|
705 | /* The thread terminated for some unknown reason., disable input */
|
---|
706 | case VBoxDbgConsoleEvent::kTerminatedOther:
|
---|
707 | Log(("VBoxDbgConsole: kTerminatedOther (input-enabled=%RTbool)\n", m_pInput->isEnabled()));
|
---|
708 | m_pInput->setEnabled(false);
|
---|
709 | break;
|
---|
710 |
|
---|
711 | /* paranoia */
|
---|
712 | default:
|
---|
713 | AssertMsgFailed(("command=%d\n", pEvent->command()));
|
---|
714 | break;
|
---|
715 | }
|
---|
716 | return true;
|
---|
717 | }
|
---|
718 |
|
---|
719 | return VBoxDbgBaseWindow::event(pGenEvent);
|
---|
720 | }
|
---|
721 |
|
---|
722 |
|
---|
723 | void
|
---|
724 | VBoxDbgConsole::closeEvent(QCloseEvent *a_pCloseEvt)
|
---|
725 | {
|
---|
726 | if (m_fThreadTerminated)
|
---|
727 | {
|
---|
728 | a_pCloseEvt->accept();
|
---|
729 | delete this;
|
---|
730 | }
|
---|
731 | }
|
---|
732 |
|
---|
733 |
|
---|
734 | void
|
---|
735 | VBoxDbgConsole::actFocusToInput()
|
---|
736 | {
|
---|
737 | if (!m_pInput->hasFocus())
|
---|
738 | m_pInput->setFocus(Qt::ShortcutFocusReason);
|
---|
739 | }
|
---|
740 |
|
---|
741 |
|
---|
742 | void
|
---|
743 | VBoxDbgConsole::actFocusToOutput()
|
---|
744 | {
|
---|
745 | if (!m_pOutput->hasFocus())
|
---|
746 | m_pOutput->setFocus(Qt::ShortcutFocusReason);
|
---|
747 | }
|
---|
748 |
|
---|