Split apart debugger options pages, allow specifying a path to CDB.

Modify engine creation funcs to populate a list of option pages
to be able to handle engine enabling independently of the
actual engine creation.

src/libs/utils/pathchooser.cpp

@@ -44,15 +44,17 @@
 #include <QtGui/QToolButton>
 #include <QtGui/QPushButton>
 
-namespace Core {
-namespace Utils {
-
 #ifdef Q_OS_MAC
-/*static*/ const char * const PathChooser::browseButtonLabel = "Choose...";
+/*static*/ const char * const Core::Utils::PathChooser::browseButtonLabel =
+                   QT_TRANSLATE_NOOP("Core::Utils::PathChooser", "Choose...");
 #else
-/*static*/ const char * const PathChooser::browseButtonLabel = "Browse...";
+/*static*/ const char * const Core::Utils::PathChooser::browseButtonLabel =
+                   QT_TRANSLATE_NOOP("Core::Utils::PathChooser", "Browse...");
 #endif
 
+namespace Core {
+namespace Utils {
+
 // ------------------ PathValidatingLineEdit
 class PathValidatingLineEdit : public BaseValidatingLineEdit
 {
@@ -83,6 +85,7 @@ struct PathChooserPrivate
 {
     PathChooserPrivate(PathChooser *chooser);
 
+    QHBoxLayout *m_hLayout;
     PathValidatingLineEdit *m_lineEdit;
     PathChooser::Kind m_acceptingKind;
     QString m_dialogTitleOverride;
@@ -90,6 +93,7 @@ struct PathChooserPrivate
 };
 
 PathChooserPrivate::PathChooserPrivate(PathChooser *chooser) :
+    m_hLayout(new QHBoxLayout),
     m_lineEdit(new PathValidatingLineEdit(chooser)),
     m_acceptingKind(PathChooser::Directory)
 {
@@ -99,8 +103,8 @@ PathChooser::PathChooser(QWidget *parent) :
     QWidget(parent),
     m_d(new PathChooserPrivate(this))
 {
-    QHBoxLayout *hLayout = new QHBoxLayout;
-    hLayout->setContentsMargins(0, 0, 0, 0);
+
+    m_d->m_hLayout->setContentsMargins(0, 0, 0, 0);
 
     connect(m_d->m_lineEdit, SIGNAL(validReturnPressed()), this, SIGNAL(returnPressed()));
     connect(m_d->m_lineEdit, SIGNAL(textChanged(QString)), this, SIGNAL(changed()));
@@ -108,19 +112,12 @@ PathChooser::PathChooser(QWidget *parent) :
     connect(m_d->m_lineEdit, SIGNAL(editingFinished()), this, SIGNAL(editingFinished()));
 
     m_d->m_lineEdit->setMinimumWidth(200);
-    hLayout->addWidget(m_d->m_lineEdit);
-    hLayout->setSizeConstraint(QLayout::SetMinimumSize);
+    m_d->m_hLayout->addWidget(m_d->m_lineEdit);
+    m_d->m_hLayout->setSizeConstraint(QLayout::SetMinimumSize);
 
-#ifdef Q_OS_MAC
-    QPushButton *browseButton = new QPushButton;
-#else
-    QToolButton *browseButton = new QToolButton;
-#endif
-    browseButton->setText(tr(browseButtonLabel));
-    connect(browseButton, SIGNAL(clicked()), this, SLOT(slotBrowse()));
+    addButton(tr(browseButtonLabel), this, SLOT(slotBrowse()));
 
-    hLayout->addWidget(browseButton);
-    setLayout(hLayout);
+    setLayout(m_d->m_hLayout);
     setFocusProxy(m_d->m_lineEdit);
 }
 
@@ -129,6 +126,18 @@ PathChooser::~PathChooser()
     delete m_d;
 }
 
+void PathChooser::addButton(const QString &text, QObject *receiver, const char *slotFunc)
+{
+#ifdef Q_OS_MAC
+    QPushButton *button = new QPushButton;
+#else
+    QToolButton *button = new QToolButton;
+#endif
+    button->setText(text);
+    connect(button, SIGNAL(clicked()), receiver, slotFunc);
+    m_d->m_hLayout->addWidget(button);
+}
+
 QString PathChooser::path() const
 {
     return m_d->m_lineEdit->text();

src/libs/utils/pathchooser.h

@@ -82,6 +82,8 @@ public:
     /** Return the home directory, which needs some fixing under Windows. */
     static QString homePath();
 
+    void addButton(const QString &text, QObject *receiver, const char *slotFunc);
+
 private:
     // Returns overridden title or the one from <title>
     QString makeDialogTitle(const QString &title);

src/plugins/debugger/Debugger.pluginspec

@@ -25,6 +25,6 @@ will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.</license>
         <dependency name="Find" version="1.1.80"/>
     </dependencyList>
     <argumentList>
-        <argument name="-enable-cdb"/>
+        <argument name="-disable-cdb">Disable CDB debugger engine</argument>
     </argumentList>
 </plugin>

src/plugins/debugger/cdb/cdb.pri

@@ -10,6 +10,10 @@ CDB_PATH="$$(ProgramFiles)/Debugging Tools For Windows/sdk"
   CDB_PATH="$$(ProgramFiles)/Debugging Tools For Windows (x86)/sdk"
 }
 
+!exists ($$CDB_PATH) {
+  CDB_PATH="$$(ProgramFiles)/Debugging Tools For Windows (x64)/sdk"
+}
+
 exists ($$CDB_PATH) {
 message("Experimental: Adding support for $$CDB_PATH")
 
@@ -31,7 +35,9 @@ HEADERS += \
     $$PWD/cdbstacktracecontext.h \
     $$PWD/cdbbreakpoint.h \
     $$PWD/cdbmodules.h \
-    $$PWD/cdbassembler.h
+    $$PWD/cdbassembler.h \
+    $$PWD/cdboptions.h \
+    $$PWD/cdboptionspage.h
 
 SOURCES += \
     $$PWD/cdbdebugengine.cpp \
@@ -41,7 +47,11 @@ SOURCES += \
     $$PWD/cdbstacktracecontext.cpp \
     $$PWD/cdbbreakpoint.cpp \
     $$PWD/cdbmodules.cpp \
-    $$PWD/cdbassembler.cpp
+    $$PWD/cdbassembler.cpp \
+    $$PWD/cdboptions.cpp \
+    $$PWD/cdboptionspage.cpp
+
+FORMS += $$PWD/cdboptionspagewidget.ui
 
 } else {
    message("Debugging Tools for Windows could not be found in $$CDB_PATH")

src/plugins/debugger/cdb/cdbdebugengine.cpp

@@ -34,6 +34,8 @@
 #include "cdbbreakpoint.h"
 #include "cdbmodules.h"
 #include "cdbassembler.h"
+#include "cdboptionspage.h"
+#include "cdboptions.h"
 
 #include "debuggeractions.h"
 #include "debuggermanager.h"
@@ -45,6 +47,7 @@
 #include "disassemblerhandler.h"
 #include "watchutils.h"
 
+#include <coreplugin/icore.h>
 #include <utils/qtcassert.h>
 #include <utils/winutils.h>
 #include <utils/consoleprocess.h>
@@ -140,10 +143,15 @@ DebuggerEngineLibrary::DebuggerEngineLibrary() :
 {
 }
 
-bool DebuggerEngineLibrary::init(QString *errorMessage)
+bool DebuggerEngineLibrary::init(const QString &path, QString *errorMessage)
 {
-    // Load
-    QLibrary lib(QLatin1String(dbgEngineDllC), 0);
+    // Load from path
+    QString dllPath = path;
+    if (!dllPath.isEmpty())
+        dllPath += QDir::separator();
+    dllPath += QLatin1String(dbgEngineDllC);
+
+    QLibrary lib(dllPath, 0);
 
     if (!lib.isLoaded() && !lib.load()) {
         *errorMessage = CdbDebugEngine::tr("Unable to load the debugger engine library '%1': %2").
@@ -191,7 +199,10 @@ SyntaxSetter::~SyntaxSetter()
 
 // --- CdbDebugEnginePrivate
 
-CdbDebugEnginePrivate::CdbDebugEnginePrivate(DebuggerManager *parent, CdbDebugEngine* engine) :
+CdbDebugEnginePrivate::CdbDebugEnginePrivate(DebuggerManager *parent,
+                                             const QSharedPointer<CdbOptions> &options,
+                                             CdbDebugEngine* engine) :
+    m_options(options),
     m_hDebuggeeProcess(0),
     m_hDebuggeeThread(0),
     m_breakEventMode(BreakEventHandle),
@@ -215,7 +226,7 @@ bool CdbDebugEnginePrivate::init(QString *errorMessage)
 {
     // Load the DLL
     DebuggerEngineLibrary lib;
-    if (!lib.init(errorMessage))
+    if (!lib.init(m_options->path, errorMessage))
         return false;
 
     // Initialize the COM interfaces
@@ -259,18 +270,15 @@ bool CdbDebugEnginePrivate::init(QString *errorMessage)
     return true;
 }
 
-IDebuggerEngine *CdbDebugEngine::create(DebuggerManager *parent)
+IDebuggerEngine *CdbDebugEngine::create(DebuggerManager *parent,
+                                        const QSharedPointer<CdbOptions> &options,
+                                        QString *errorMessage)
 {
-    QString errorMessage;
-    IDebuggerEngine *rc = 0;
-    CdbDebugEngine *e = new CdbDebugEngine(parent);
-    if (e->m_d->init(&errorMessage)) {
-        rc = e;
-    } else {
-        delete e;
-        qWarning("%s", qPrintable(errorMessage));
-    }
-    return rc;
+    CdbDebugEngine *rc = new CdbDebugEngine(parent, options);
+    if (rc->m_d->init(errorMessage))
+        return rc;
+    delete rc;
+    return 0;
 }
 
 CdbDebugEnginePrivate::~CdbDebugEnginePrivate()
@@ -306,9 +314,9 @@ void CdbDebugEnginePrivate::cleanStackTrace()
     }
 }
 
-CdbDebugEngine::CdbDebugEngine(DebuggerManager *parent) :
+CdbDebugEngine::CdbDebugEngine(DebuggerManager *parent, const QSharedPointer<CdbOptions> &options) :
     IDebuggerEngine(parent),
-    m_d(new CdbDebugEnginePrivate(parent, this))
+    m_d(new CdbDebugEnginePrivate(parent, options, this))
 {
     // m_d->m_consoleStubProc.setDebug(true);
     connect(&m_d->m_consoleStubProc, SIGNAL(processError(QString)), this, SLOT(slotConsoleStubError(QString)));
@@ -1327,8 +1335,24 @@ void CdbDebugEngine::reloadSourceFiles()
 } // namespace Debugger
 
 // Accessed by DebuggerManager
-Debugger::Internal::IDebuggerEngine *createWinEngine(Debugger::Internal::DebuggerManager *parent)
-{
-    return Debugger::Internal::CdbDebugEngine::create(parent);
+Debugger::Internal::IDebuggerEngine *createWinEngine(Debugger::Internal::DebuggerManager *parent,
+                                                     bool cmdLineDisabled,
+                                                     QList<Core::IOptionsPage*> *opts)
+{
+    // Create options page
+    QSharedPointer<Debugger::Internal::CdbOptions> options(new Debugger::Internal::CdbOptions);
+    options->fromSettings(Core::ICore::instance()->settings());
+    Debugger::Internal::CdbOptionsPage *optionsPage = new Debugger::Internal::CdbOptionsPage(options);
+    opts->push_back(optionsPage);
+    if (cmdLineDisabled || !options->enabled)
+        return 0;
+    // Create engine
+    QString errorMessage;
+    Debugger::Internal::IDebuggerEngine *engine =
+            Debugger::Internal::CdbDebugEngine::create(parent, options, &errorMessage);
+    if (!engine) {
+        optionsPage->setFailureMessage(errorMessage);
+        qWarning("%s", qPrintable(errorMessage));
+    }
+    return engine;
 }
-

src/plugins/debugger/cdb/cdbdebugengine.h

@@ -33,6 +33,8 @@
 #include "idebuggerengine.h"
 #include "debuggermanager.h"
 
+#include <QtCore/QSharedPointer>
+
 namespace Debugger {
 namespace Internal {
 
@@ -40,18 +42,22 @@ class DebuggerManager;
 class CdbDebugEventCallback;
 class CdbDebugOutput;
 struct CdbDebugEnginePrivate;
+struct CdbOptions;
 
 class CdbDebugEngine : public IDebuggerEngine
 {
     Q_DISABLE_COPY(CdbDebugEngine)
     Q_OBJECT
-    explicit CdbDebugEngine(DebuggerManager *parent);
+    explicit CdbDebugEngine(DebuggerManager *parent,
+                            const QSharedPointer<CdbOptions> &options);
 
 public:
     ~CdbDebugEngine();
 
     // Factory function that returns 0 if the debug engine library cannot be found.
-    static IDebuggerEngine *create(DebuggerManager *parent);
+    static IDebuggerEngine *create(DebuggerManager *parent,
+                                   const QSharedPointer<CdbOptions> &options,
+                                   QString *errorMessage);
 
     virtual void shutdown();
     virtual void setToolTipExpression(const QPoint &pos, const QString &exp);

src/plugins/debugger/cdb/cdbdebugengine_p.h

@@ -32,9 +32,12 @@
 
 #include "cdbdebugeventcallback.h"
 #include "cdbdebugoutput.h"
+#include "cdboptions.h"
 #include "stackhandler.h"
 #include "debuggermanager.h"
+
 #include <utils/consoleprocess.h>
+#include <QtCore/QSharedPointer>
 
 namespace Debugger {
 namespace Internal {
@@ -52,7 +55,7 @@ class DebuggerEngineLibrary
 {
 public:
     DebuggerEngineLibrary();
-    bool init(QString *errorMessage);
+    bool init(const QString &path, QString *errorMessage);
 
     inline HRESULT debugCreate(REFIID interfaceId, PVOID *interfaceHandle) const
         { return m_debugCreate(interfaceId, interfaceHandle); }
@@ -72,7 +75,9 @@ struct CdbDebugEnginePrivate
         BreakEventSyncBreakPoints,
     };
 
-    explicit CdbDebugEnginePrivate(DebuggerManager *parent,  CdbDebugEngine* engine);
+    explicit CdbDebugEnginePrivate(DebuggerManager *parent,
+                                   const QSharedPointer<CdbOptions> &options,
+                                   CdbDebugEngine* engine);
     bool init(QString *errorMessage);
     ~CdbDebugEnginePrivate();
 
@@ -98,6 +103,7 @@ struct CdbDebugEnginePrivate
 
     bool attemptBreakpointSynchronization(QString *errorMessage);
 
+    const QSharedPointer<CdbOptions>  m_options;
     HANDLE                  m_hDebuggeeProcess;
     HANDLE                  m_hDebuggeeThread;
     int                     m_currentThreadId;

src/plugins/debugger/cdb/cdboptions.cpp

+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact:  Qt Software Information (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
+** contact the sales department at qt-sales@nokia.com.
+**
+**************************************************************************/
+
+#include "cdboptions.h"
+#include <QtCore/QSettings>
+#include <QtCore/QDir>
+#include <QtCore/QFileInfo>
+
+static const char *settingsGroupC = "CDB";
+static const char *enabledKeyC = "enabled";
+static const char *pathKeyC = "path";
+
+namespace Debugger {
+namespace Internal {
+
+CdbOptions::CdbOptions() :
+    enabled(false)
+{
+}
+
+void CdbOptions::clear()
+{
+    enabled = false;
+    path.clear();
+}
+
+void CdbOptions::fromSettings(const QSettings *s)
+{
+    clear();
+    // Is this the first time we are called ->
+    // try to find automatically
+    const QString keyRoot = QLatin1String(settingsGroupC) + QLatin1Char('/');
+    const QString enabledKey = keyRoot + QLatin1String(enabledKeyC);
+    const bool firstTime = !s->contains(enabledKey);
+    if (firstTime) {
+        enabled = autoDetectPath(&path);
+        return;
+    }
+    enabled = s->value(enabledKey, false).toBool();
+    path = s->value(keyRoot + QLatin1String(pathKeyC), QString()).toString();
+}
+
+void CdbOptions::toSettings(QSettings *s) const
+{
+    s->beginGroup(QLatin1String(settingsGroupC));
+    s->setValue(QLatin1String(enabledKeyC), enabled);
+    s->setValue(QLatin1String(pathKeyC), path);
+    s->endGroup();
+}
+
+bool CdbOptions::autoDetectPath(QString *outPath)
+{
+    // Look for $ProgramFiles/"Debugging Tools For Windows" and its
+    // :" (x86)", " (x64)" variations
+    static const char *postFixes[] = { " (x86)", " (x64)" };
+
+    outPath->clear();
+    const QByteArray programDirB = qgetenv("ProgramFiles");
+    if (programDirB.isEmpty())
+        return false;
+
+    const QString programDir = QString::fromLocal8Bit(programDirB) + QDir::separator();
+    const QString installDir = QLatin1String("Debugging Tools For Windows");
+    QString path = programDir + installDir;
+    if (QFileInfo(path).isDir()) {
+        *outPath = QDir::toNativeSeparators(path);
+        return true;
+    }
+    const int rootLength = path.size();
+    for (int i = 0; i < sizeof(postFixes)/sizeof(const char*); i++) {
+        path.truncate(rootLength);
+        path += QLatin1String(postFixes[i]);
+        if (QFileInfo(path).isDir()) {
+            *outPath = QDir::toNativeSeparators(path);
+            return true;
+        }
+    }
+    return false;
+}
+
+bool CdbOptions::equals(const CdbOptions &rhs) const
+{
+    return enabled == rhs.enabled && path == rhs.path;
+}
+
+} // namespace Internal
+} // namespace Debugger

src/plugins/debugger/cdb/cdboptions.h

+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact:  Qt Software Information (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
+** contact the sales department at qt-sales@nokia.com.
+**
+**************************************************************************/
+
+#ifndef CDBSETTINGS_H
+#define CDBSETTINGS_H
+
+#include <QtCore/QString>
+
+QT_BEGIN_NAMESPACE
+class QSettings;
+QT_END_NAMESPACE
+
+namespace Debugger {
+namespace Internal {
+
+struct CdbOptions
+{
+public:
+    CdbOptions();
+    void clear();
+
+    void fromSettings(const QSettings *s);
+    void toSettings(QSettings *s) const;
+
+    bool equals(const CdbOptions &s) const;
+
+    // Locate the debugging tools
+    static bool autoDetectPath(QString *path);
+
+    bool enabled;
+    QString path;
+};
+
+inline bool operator==(const CdbOptions &s1, const CdbOptions &s2)
+{ return s1.equals(s2); }
+inline bool operator!=(const CdbOptions &s1, const CdbOptions &s2)
+{ return !s1.equals(s2); }
+
+} // namespace Internal
+} // namespace Debugger
+
+#endif // CDBSETTINGS_H

src/plugins/debugger/cdb/cdboptionspage.cpp

+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact:  Qt Software Information (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
+** contact the sales department at qt-sales@nokia.com.
+**
+**************************************************************************/
+
+#include "cdboptionspage.h"
+#include "cdboptions.h"
+#include "debuggerconstants.h"
+
+#include <coreplugin/icore.h>
+#include <QtCore/QCoreApplication>
+
+const char * const CDB_SETTINGS_ID = QT_TRANSLATE_NOOP("Debugger::Internal::CdbOptionsPageWidget", "CDB");
+
+namespace Debugger {
+namespace Internal {
+
+CdbOptionsPageWidget::CdbOptionsPageWidget(QWidget *parent) :
+    QWidget(parent)
+{
+    m_ui.setupUi(this);
+    m_ui.pathChooser->setExpectedKind(Core::Utils::PathChooser::Directory);
+    m_ui.pathChooser->addButton(tr("Autodetect"), this, SLOT(autoDetect()));
+    m_ui.failureLabel->setVisible(false);
+}
+
+
+void CdbOptionsPageWidget::setOptions(CdbOptions &o)
+{
+    m_ui.pathChooser->setPath(o.path);
+    m_ui.cdbOptionsGroupBox->setChecked(o.enabled);
+}
+
+CdbOptions CdbOptionsPageWidget::options() const
+{
+    CdbOptions  rc;
+    rc.path = m_ui.pathChooser->path();
+    rc.enabled = m_ui.cdbOptionsGroupBox->isChecked();
+    return rc;
+}
+
+void CdbOptionsPageWidget::autoDetect()
+{
+    QString path;
+    const bool ok = CdbOptions::autoDetectPath(&path);
+    m_ui.cdbOptionsGroupBox->setChecked(ok);
+    if (ok)
+        m_ui.pathChooser->setPath(path);
+}
+
+void CdbOptionsPageWidget::setFailureMessage(const QString &msg)
+{
+    m_ui.failureLabel->setText(msg);
+    m_ui.failureLabel->setVisible(!msg.isEmpty());
+}
+
+// ---------- CdbOptionsPage
+CdbOptionsPage::CdbOptionsPage(const QSharedPointer<CdbOptions> &options) :
+        m_options(options)
+{
+}