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Diffstat (limited to 'src/scripttools/debugging/qscriptdebuggercodewidget.cpp')
| -rw-r--r-- | src/scripttools/debugging/qscriptdebuggercodewidget.cpp | 316 |
1 files changed, 316 insertions, 0 deletions
diff --git a/src/scripttools/debugging/qscriptdebuggercodewidget.cpp b/src/scripttools/debugging/qscriptdebuggercodewidget.cpp new file mode 100644 index 0000000..14ce0fe --- /dev/null +++ b/src/scripttools/debugging/qscriptdebuggercodewidget.cpp @@ -0,0 +1,316 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the QtSCriptTools module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qscriptdebuggercodewidget_p.h" +#include "qscriptdebuggercodewidgetinterface_p_p.h" +#include "qscriptdebuggercodeview_p.h" +#include "qscriptdebuggerscriptsmodel_p.h" +#include "qscriptbreakpointsmodel_p.h" +#include "qscripttooltipproviderinterface_p.h" + +#include <QtCore/qdebug.h> +#include <QtGui/qboxlayout.h> +#include <QtGui/qstackedwidget.h> +#include <QtGui/qtooltip.h> + +QT_BEGIN_NAMESPACE + +class QScriptDebuggerCodeWidgetPrivate + : public QScriptDebuggerCodeWidgetInterfacePrivate +{ + Q_DECLARE_PUBLIC(QScriptDebuggerCodeWidget) +public: + QScriptDebuggerCodeWidgetPrivate(); + ~QScriptDebuggerCodeWidgetPrivate(); + + qint64 scriptId(QScriptDebuggerCodeViewInterface *view) const; + + // private slots + void _q_onBreakpointToggleRequest(int lineNumber, bool on); + void _q_onBreakpointEnableRequest(int lineNumber, bool enable); + void _q_onBreakpointsAboutToBeRemoved(const QModelIndex&, int, int); + void _q_onBreakpointsInserted(const QModelIndex&, int, int); + void _q_onBreakpointsDataChanged(const QModelIndex &, const QModelIndex &); + void _q_onScriptsChanged(); + void _q_onToolTipRequest(const QPoint &pos, int lineNumber, const QStringList &path); + + QScriptDebuggerScriptsModel *scriptsModel; + QStackedWidget *viewStack; + QHash<qint64, QScriptDebuggerCodeViewInterface*> viewHash; + QScriptBreakpointsModel *breakpointsModel; + QScriptToolTipProviderInterface *toolTipProvider; +}; + +QScriptDebuggerCodeWidgetPrivate::QScriptDebuggerCodeWidgetPrivate() +{ + scriptsModel = 0; + breakpointsModel = 0; + toolTipProvider = 0; +} + +QScriptDebuggerCodeWidgetPrivate::~QScriptDebuggerCodeWidgetPrivate() +{ +} + +qint64 QScriptDebuggerCodeWidgetPrivate::scriptId(QScriptDebuggerCodeViewInterface *view) const +{ + if (!view) + return -1; + return viewHash.key(view); +} + +void QScriptDebuggerCodeWidgetPrivate::_q_onBreakpointToggleRequest(int lineNumber, bool on) +{ + QScriptDebuggerCodeViewInterface *view = qobject_cast<QScriptDebuggerCodeViewInterface*>(q_func()->sender()); + qint64 sid = scriptId(view); + Q_ASSERT(sid != -1); + if (on) { + QScriptBreakpointData data(sid, lineNumber); + data.setFileName(scriptsModel->scriptData(sid).fileName()); + breakpointsModel->setBreakpoint(data); + } else { + int bpid = breakpointsModel->resolveBreakpoint(sid, lineNumber); + if (bpid == -1) + bpid = breakpointsModel->resolveBreakpoint(scriptsModel->scriptData(sid).fileName(), lineNumber); + Q_ASSERT(bpid != -1); + breakpointsModel->deleteBreakpoint(bpid); + } +} + +void QScriptDebuggerCodeWidgetPrivate::_q_onBreakpointEnableRequest(int lineNumber, bool enable) +{ + QScriptDebuggerCodeViewInterface *view = qobject_cast<QScriptDebuggerCodeViewInterface*>(q_func()->sender()); + qint64 sid = scriptId(view); + int bpid = breakpointsModel->resolveBreakpoint(sid, lineNumber); + if (bpid == -1) + bpid = breakpointsModel->resolveBreakpoint(scriptsModel->scriptData(sid).fileName(), lineNumber); + Q_ASSERT(bpid != -1); + QScriptBreakpointData data = breakpointsModel->breakpointData(bpid); + data.setEnabled(enable); + breakpointsModel->setBreakpointData(bpid, data); +} + +void QScriptDebuggerCodeWidgetPrivate::_q_onBreakpointsAboutToBeRemoved( + const QModelIndex &, int first, int last) +{ + for (int i = first; i <= last; ++i) { + QScriptBreakpointData data = breakpointsModel->breakpointDataAt(i); + qint64 scriptId = data.scriptId(); + if (scriptId == -1) { + scriptId = scriptsModel->resolveScript(data.fileName()); + if (scriptId == -1) + continue; + } + QScriptDebuggerCodeViewInterface *view = viewHash.value(scriptId); + if (!view) + continue; + view->deleteBreakpoint(data.lineNumber()); + } +} + +void QScriptDebuggerCodeWidgetPrivate::_q_onBreakpointsInserted( + const QModelIndex &, int first, int last) +{ + for (int i = first; i <= last; ++i) { + QScriptBreakpointData data = breakpointsModel->breakpointDataAt(i); + qint64 scriptId = data.scriptId(); + if (scriptId == -1) { + scriptId = scriptsModel->resolveScript(data.fileName()); + if (scriptId == -1) + continue; + } + QScriptDebuggerCodeViewInterface *view = viewHash.value(scriptId); + if (!view) + continue; + view->setBreakpoint(data.lineNumber()); + } +} + +void QScriptDebuggerCodeWidgetPrivate::_q_onBreakpointsDataChanged( + const QModelIndex &tl, const QModelIndex &br) +{ + for (int i = tl.row(); i <= br.row(); ++i) { + QScriptBreakpointData data = breakpointsModel->breakpointDataAt(i); + qint64 scriptId = data.scriptId(); + if (scriptId == -1) { + scriptId = scriptsModel->resolveScript(data.fileName()); + if (scriptId == -1) + continue; + } + QScriptDebuggerCodeViewInterface *view = viewHash.value(scriptId); + if (!view) + continue; + view->setBreakpointEnabled(data.lineNumber(), data.isEnabled()); + } +} + +void QScriptDebuggerCodeWidgetPrivate::_q_onScriptsChanged() +{ + // kill editors for scripts that have been removed + QHash<qint64, QScriptDebuggerCodeViewInterface*>::iterator it; + for (it = viewHash.begin(); it != viewHash.end(); ) { + if (!scriptsModel->scriptData(it.key()).isValid()) { + it = viewHash.erase(it); + } else + ++it; + } +} + +void QScriptDebuggerCodeWidgetPrivate::_q_onToolTipRequest( + const QPoint &pos, int lineNumber, const QStringList &path) +{ + QString tip = toolTipProvider->toolTip(/*frameIndex=*/-1, lineNumber, path); + if (tip.indexOf(QLatin1Char('\n')) != -1) { + QStringList lines = tip.split(QLatin1Char('\n')); + int lineCount = lines.size(); + if (lineCount > 5) { + lines = lines.mid(0, 5); + lines.append(QString::fromLatin1("(... %0 more lines ...)").arg(lineCount - 5)); + } + tip = lines.join(QLatin1String("\n")); + } + QToolTip::showText(pos, tip); +} + +QScriptDebuggerCodeWidget::QScriptDebuggerCodeWidget(QWidget *parent) + : QScriptDebuggerCodeWidgetInterface(*new QScriptDebuggerCodeWidgetPrivate, parent, 0) +{ + Q_D(QScriptDebuggerCodeWidget); + QVBoxLayout *vbox = new QVBoxLayout(this); + vbox->setMargin(0); + d->viewStack = new QStackedWidget(); + vbox->addWidget(d->viewStack); +} + +QScriptDebuggerCodeWidget::~QScriptDebuggerCodeWidget() +{ +} + +QScriptDebuggerScriptsModel *QScriptDebuggerCodeWidget::scriptsModel() const +{ + Q_D(const QScriptDebuggerCodeWidget); + return d->scriptsModel; +} + +void QScriptDebuggerCodeWidget::setScriptsModel(QScriptDebuggerScriptsModel *model) +{ + Q_D(QScriptDebuggerCodeWidget); + d->scriptsModel = model; + QObject::connect(model, SIGNAL(layoutChanged()), + this, SLOT(_q_onScriptsChanged())); +} + +qint64 QScriptDebuggerCodeWidget::currentScriptId() const +{ + Q_D(const QScriptDebuggerCodeWidget); + return d->scriptId(currentView()); +} + +void QScriptDebuggerCodeWidget::setCurrentScript(qint64 scriptId) +{ + Q_D(QScriptDebuggerCodeWidget); + if (scriptId == -1) { + // ### show "native script" + return; + } + QScriptDebuggerCodeViewInterface *view = d->viewHash.value(scriptId); + if (!view) { + Q_ASSERT(d->scriptsModel != 0); + QScriptScriptData data = d->scriptsModel->scriptData(scriptId); + if (!data.isValid()) + return; + view = new QScriptDebuggerCodeView(); // ### use factory, so user can provide his own view + view->setBaseLineNumber(data.baseLineNumber()); + view->setText(data.contents()); + view->setExecutableLineNumbers(d->scriptsModel->executableLineNumbers(scriptId)); + QObject::connect(view, SIGNAL(breakpointToggleRequest(int,bool)), + this, SLOT(_q_onBreakpointToggleRequest(int,bool))); + QObject::connect(view, SIGNAL(breakpointEnableRequest(int,bool)), + this, SLOT(_q_onBreakpointEnableRequest(int,bool))); + QObject::connect(view, SIGNAL(toolTipRequest(QPoint,int,QStringList)), + this, SLOT(_q_onToolTipRequest(QPoint,int,QStringList))); + d->viewStack->addWidget(view); + d->viewHash.insert(scriptId, view); + } + d->viewStack->setCurrentWidget(view); +} + +void QScriptDebuggerCodeWidget::invalidateExecutionLineNumbers() +{ + Q_D(QScriptDebuggerCodeWidget); + QHash<qint64, QScriptDebuggerCodeViewInterface*>::const_iterator it; + for (it = d->viewHash.constBegin(); it != d->viewHash.constEnd(); ++it) + it.value()->setExecutionLineNumber(-1, /*error=*/false); +} + +QScriptBreakpointsModel *QScriptDebuggerCodeWidget::breakpointsModel() const +{ + Q_D(const QScriptDebuggerCodeWidget); + return d->breakpointsModel; +} + +void QScriptDebuggerCodeWidget::setBreakpointsModel(QScriptBreakpointsModel *model) +{ + Q_D(QScriptDebuggerCodeWidget); + d->breakpointsModel = model; + QObject::connect(model, SIGNAL(rowsAboutToBeRemoved(QModelIndex,int,int)), + this, SLOT(_q_onBreakpointsAboutToBeRemoved(QModelIndex,int,int))); + QObject::connect(model, SIGNAL(rowsInserted(QModelIndex,int,int)), + this, SLOT(_q_onBreakpointsInserted(QModelIndex,int,int))); + QObject::connect(model, SIGNAL(dataChanged(QModelIndex,QModelIndex)), + this, SLOT(_q_onBreakpointsDataChanged(QModelIndex,QModelIndex))); +} + +void QScriptDebuggerCodeWidget::setToolTipProvider(QScriptToolTipProviderInterface *toolTipProvider) +{ + Q_D(QScriptDebuggerCodeWidget); + d->toolTipProvider = toolTipProvider; +} + +QScriptDebuggerCodeViewInterface *QScriptDebuggerCodeWidget::currentView() const +{ + Q_D(const QScriptDebuggerCodeWidget); + return qobject_cast<QScriptDebuggerCodeViewInterface*>(d->viewStack->currentWidget()); +} + +QT_END_NAMESPACE + +#include "moc_qscriptdebuggercodewidget_p.cpp" |