debuggeragents.cpp 7.45 KB
Newer Older
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** Commercial Usage
**
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** GNU Lesser General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** If you are unsure which license is appropriate for your use, please
hjk's avatar
hjk committed
26
** contact the sales department at http://qt.nokia.com/contact.
27
28
29
30
31
32
**
**************************************************************************/

#include "debuggeragents.h"
#include "idebuggerengine.h"

33
#include <coreplugin/coreconstants.h>
34
#include <coreplugin/editormanager/editormanager.h>
35
36
37
38
39
40
41
42
43
44
45
46
#include <coreplugin/editormanager/ieditor.h>
#include <coreplugin/icore.h>

#include <texteditor/basetexteditor.h>
#include <texteditor/basetextmark.h>
#include <texteditor/itexteditor.h>
#include <texteditor/texteditorconstants.h>

#include <utils/qtcassert.h>

#include <QtGui/QPlainTextEdit>
#include <QtGui/QTextCursor>
47
#include <QtGui/QSyntaxHighlighter>
48

Bradley T. Hughes's avatar
Compile    
Bradley T. Hughes committed
49
50
#include <limits.h>

51
52
53
namespace Debugger {
namespace Internal {

54
55
56
57
58
59
60
61
62
63
64
65
66
67
///////////////////////////////////////////////////////////////////////
//
// MemoryViewAgent
//
///////////////////////////////////////////////////////////////////////

/*! 
    \class MemoryViewAgent

    Objects form this class are created in response to user actions in
    the Gui for showing raw memory from the inferior. After creation
    it handles communication between the engine and the bineditor.
*/

68
69
MemoryViewAgent::MemoryViewAgent(DebuggerManager *manager, quint64 addr)
    : QObject(manager), m_engine(manager->currentEngine())
70
71
72
73
74
75
76
77
78
{
    init(addr);
}

MemoryViewAgent::MemoryViewAgent(DebuggerManager *manager, const QString &addr)
    : QObject(manager), m_engine(manager->currentEngine())
{
    bool ok = true;
    init(addr.toUInt(&ok, 0));
79
    //qDebug() <<  " ADDRESS: " << addr <<  addr.toUInt(&ok, 0);
80
81
82
83
84
85
86
87
}

MemoryViewAgent::~MemoryViewAgent()
{
    m_editor->deleteLater();
}

void MemoryViewAgent::init(quint64 addr) 
88
89
90
91
92
93
94
95
96
97
{
    Core::EditorManager *editorManager = Core::EditorManager::instance();
    QString titlePattern = "Memory $";
    m_editor = editorManager->openEditorWithContents(
        Core::Constants::K_DEFAULT_BINARY_EDITOR,
        &titlePattern);
    connect(m_editor->widget(), SIGNAL(lazyDataRequested(int,bool)),
        this, SLOT(fetchLazyData(int,bool)));
    editorManager->activateEditor(m_editor);
    QMetaObject::invokeMethod(m_editor->widget(), "setLazyData",
98
        Q_ARG(int, addr), Q_ARG(int, INT_MAX), Q_ARG(int, BinBlockSize));
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
}

void MemoryViewAgent::fetchLazyData(int block, bool sync)
{
    Q_UNUSED(sync); // FIXME: needed support for incremental searching
    m_engine->fetchMemory(this, BinBlockSize * block, BinBlockSize); 
}

void MemoryViewAgent::addLazyData(quint64 addr, const QByteArray &ba)
{
    QMetaObject::invokeMethod(m_editor->widget(), "addLazyData",
        Q_ARG(int, addr / BinBlockSize), Q_ARG(QByteArray, ba));
}


114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
///////////////////////////////////////////////////////////////////////
//
// DisassemblerViewAgent
//
///////////////////////////////////////////////////////////////////////

static QIcon locationMarkIcon()
{
    static const QIcon icon(":/debugger/images/location.svg");
    return icon;
}

// Used for the disassembler view
class LocationMark2 : public TextEditor::ITextMark
{
public:
    LocationMark2() {}

    QIcon icon() const { return locationMarkIcon(); }
    void updateLineNumber(int /*lineNumber*/) {}
    void updateBlock(const QTextBlock & /*block*/) {}
    void removedFromEditor() {}
    void documentClosing() {}
};

struct DisassemblerViewAgentPrivate
{
    QPointer<TextEditor::ITextEditor> editor;
    QString address;
143
144
    QString function;
    QPointer<DebuggerManager> manager;
145
146
147
    LocationMark2 *locationMark;
};

148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
/*!
    \class DisassemblerSyntaxHighlighter

     Simple syntax highlighter to make the disassembler text less prominent.
*/

class DisassemblerHighlighter : public QSyntaxHighlighter
{
public:
    DisassemblerHighlighter(QPlainTextEdit *parent)
        : QSyntaxHighlighter(parent->document())
    {}

private:
    void highlightBlock(const QString &text)
    {
        if (!text.isEmpty() && text.at(0) != ' ') {
            QTextCharFormat format;
            format.setForeground(QColor(128, 128, 128));
            setFormat(0, text.size(), format);
        }
    }
};

172
173
174
175
176
177
178
179
180
181
182
183
184
/*!
    \class DisassemblerViewAgent

     Objects from this class are created in response to user actions in
     the Gui for showing disassembled memory from the inferior. After creation
     it handles communication between the engine and the editor.
*/

DisassemblerViewAgent::DisassemblerViewAgent(DebuggerManager *manager)
    : QObject(manager), d(new DisassemblerViewAgentPrivate)
{
    d->editor = 0;
    d->locationMark = new LocationMark2();
185
    d->manager = manager;
186
187
188
189
190
191
192
193
194
195
196
}

DisassemblerViewAgent::~DisassemblerViewAgent()
{
    if (d->editor)
        d->editor->deleteLater();
    delete d;
}

void DisassemblerViewAgent::setFrame(const StackFrame &frame)
{
197
198
199
    IDebuggerEngine *engine = d->manager->currentEngine();
    QTC_ASSERT(engine, return);
    engine->fetchDisassembler(this, frame);
200
    d->address = frame.address;
201
    d->function = frame.function;
202
203
204
205
206
207
208
}

void DisassemblerViewAgent::setContents(const QString &contents)
{
    using namespace Core;
    using namespace TextEditor;

209
    QPlainTextEdit *plainTextEdit = 0;
210
211
212
213
214
    EditorManager *editorManager = EditorManager::instance();
    if (!d->editor) {
        QString titlePattern = "Disassembler";
        d->editor = qobject_cast<ITextEditor *>(
            editorManager->openEditorWithContents(
215
216
217
                Core::Constants::K_DEFAULT_TEXT_EDITOR,
                &titlePattern));
        QTC_ASSERT(d->editor, return);
218
219
        if ((plainTextEdit = qobject_cast<QPlainTextEdit *>(d->editor->widget())))
            (void) new DisassemblerHighlighter(plainTextEdit);
220
221
222
223
    }

    editorManager->activateEditor(d->editor);

224
    plainTextEdit = qobject_cast<QPlainTextEdit *>(d->editor->widget());
225
226
227
228
    if (plainTextEdit)
        plainTextEdit->setPlainText(contents);

    d->editor->markableInterface()->removeMark(d->locationMark);
229
    d->editor->setDisplayName(_("Disassembler (%1)").arg(d->function));
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251

    for (int pos = 0, line = 0; ; ++line, ++pos) {
        if (contents.midRef(pos, d->address.size()) == d->address) {
            d->editor->markableInterface()->addMark(d->locationMark, line + 1);
            if (plainTextEdit) {
                QTextCursor tc = plainTextEdit->textCursor();
                tc.setPosition(pos);
                plainTextEdit->setTextCursor(tc);
            }
            break;
        }
        pos = contents.indexOf('\n', pos + 1);
        if (pos == -1)
            break;
    }
}

QString DisassemblerViewAgent::address() const
{
    return d->address;
}

252
253
} // namespace Internal
} // namespace Debugger