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Debugger: Apply static pattern to DebuggerToolTipManager

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Change-Id: I49869c393b922da75572959973b917894f93f4ec
Reviewed-by: David Schulz <david.schulz@digia.com>
This commit is contained in:
hjk
2013-10-11 17:04:56 +02:00
committed by David Schulz
parent 30045bee78
commit 976c044696
5 changed files with 89 additions and 78 deletions
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128
src/plugins/debugger/debuggertooltipmanager.cpp
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@@ -1086,25 +1086,53 @@ QString DebuggerToolTipWidget::clipboardContents() const
(by file name and function) acquire the engine, others release.
*/
DebuggerToolTipManager *DebuggerToolTipManager::m_instance = 0;
typedef QList<QPointer<DebuggerToolTipWidget> > DebuggerToolTipWidgetList;
class DebuggerToolTipManagerData
{
public:
DebuggerToolTipManagerData()
: m_debugModeActive(false), m_lastToolTipPoint(-1, -1), m_lastToolTipEditor(0)
{}
void registerToolTip(DebuggerToolTipWidget *toolTipWidget);
void moveToolTipsBy(const QPoint &distance);
// Purge out closed (null) tooltips and return list for convenience
void purgeClosedToolTips();
DebuggerToolTipWidgetList m_tooltips;
bool m_debugModeActive;
QPoint m_lastToolTipPoint;
Core::IEditor *m_lastToolTipEditor;
};
static DebuggerToolTipManagerData *d = 0;
static DebuggerToolTipManager *m_instance = 0;
DebuggerToolTipManager::DebuggerToolTipManager(QObject *parent) :
QObject(parent), m_debugModeActive(false),
m_lastToolTipPoint(-1, -1), m_lastToolTipEditor(0)
QObject(parent)
{
DebuggerToolTipManager::m_instance = this;
d = new DebuggerToolTipManagerData;
m_instance = this;
}
DebuggerToolTipManager::~DebuggerToolTipManager()
{
DebuggerToolTipManager::m_instance = 0;
delete d;
m_instance = 0;
}
void DebuggerToolTipManager::registerEngine(DebuggerEngine *engine)
{
connect(engine, SIGNAL(stateChanged(Debugger::DebuggerState)),
this, SLOT(slotDebuggerStateChanged(Debugger::DebuggerState)));
connect(engine, SIGNAL(stackFrameCompleted()), this, SLOT(slotStackFrameCompleted()));
m_instance, SLOT(slotDebuggerStateChanged(Debugger::DebuggerState)));
connect(engine, SIGNAL(stackFrameCompleted()),
m_instance, SLOT(slotStackFrameCompleted()));
}
bool DebuggerToolTipManager::hasToolTips()
{
return !d->m_tooltips.isEmpty();
}
void DebuggerToolTipManager::showToolTip(const QPoint &p, DebuggerToolTipWidget *toolTipWidget)
@@ -1113,16 +1141,16 @@ void DebuggerToolTipManager::showToolTip(const QPoint &p, DebuggerToolTipWidget
qDebug() << "DebuggerToolTipManager::showToolTip" << p << " Mouse at " << QCursor::pos();
const Utils::WidgetContent widgetContent(toolTipWidget, true);
Utils::ToolTip::show(p, widgetContent, debuggerCore()->mainWindow());
m_instance->registerToolTip(toolTipWidget);
d->registerToolTip(toolTipWidget);
}
void DebuggerToolTipManager::registerToolTip(DebuggerToolTipWidget *toolTipWidget)
void DebuggerToolTipManagerData::registerToolTip(DebuggerToolTipWidget *toolTipWidget)
{
QTC_ASSERT(toolTipWidget->context().isValid(), return);
m_tooltips.push_back(toolTipWidget);
}
void DebuggerToolTipManager::purgeClosedToolTips()
void DebuggerToolTipManagerData::purgeClosedToolTips()
{
for (DebuggerToolTipWidgetList::iterator it = m_tooltips.begin(); it != m_tooltips.end() ; ) {
if (it->isNull())
@@ -1132,7 +1160,7 @@ void DebuggerToolTipManager::purgeClosedToolTips()
}
}
void DebuggerToolTipManager::moveToolTipsBy(const QPoint &distance)
void DebuggerToolTipManagerData::moveToolTipsBy(const QPoint &distance)
{
purgeClosedToolTips();
foreach (const QPointer<DebuggerToolTipWidget> &tw, m_tooltips)
@@ -1147,7 +1175,7 @@ bool DebuggerToolTipManager::eventFilter(QObject *o, QEvent *e)
switch (e->type()) {
case QEvent::Move: { // Move along with parent (toplevel)
const QMoveEvent *me = static_cast<const QMoveEvent *>(e);
moveToolTipsBy(me->pos() - me->oldPos());
d->moveToolTipsBy(me->pos() - me->oldPos());
}
break;
case QEvent::WindowStateChange: { // Hide/Show along with parent (toplevel)
@@ -1155,8 +1183,8 @@ bool DebuggerToolTipManager::eventFilter(QObject *o, QEvent *e)
const bool wasMinimized = se->oldState() & Qt::WindowMinimized;
const bool isMinimized = static_cast<const QWidget *>(o)->windowState() & Qt::WindowMinimized;
if (wasMinimized ^ isMinimized) {
purgeClosedToolTips();
foreach (const QPointer<DebuggerToolTipWidget> &tw, m_tooltips)
d->purgeClosedToolTips();
foreach (const QPointer<DebuggerToolTipWidget> &tw, d->m_tooltips)
tw->setVisible(!isMinimized);
}
}
@@ -1184,29 +1212,29 @@ void DebuggerToolTipManager::loadSessionData()
const double version = r.attributes().value(QLatin1String(sessionVersionAttributeC)).toString().toDouble();
while (!r.atEnd())
if (DebuggerToolTipWidget *tw = DebuggerToolTipWidget::loadSessionData(r))
registerToolTip(tw);
d->registerToolTip(tw);
if (debugToolTips)
qDebug() << "DebuggerToolTipManager::loadSessionData version " << version << " restored " << m_tooltips.size();
qDebug() << "DebuggerToolTipManager::loadSessionData version " << version << " restored " << d->m_tooltips.size();
slotUpdateVisibleToolTips();
}
void DebuggerToolTipManager::saveSessionData()
{
QString data;
purgeClosedToolTips();
if (!m_tooltips.isEmpty()) {
d->purgeClosedToolTips();
if (!d->m_tooltips.isEmpty()) {
QXmlStreamWriter w(&data);
w.writeStartDocument();
w.writeStartElement(QLatin1String(sessionDocumentC));
w.writeAttribute(QLatin1String(sessionVersionAttributeC), QLatin1String("1.0"));
foreach (const QPointer<DebuggerToolTipWidget> &tw, m_tooltips)
foreach (const QPointer<DebuggerToolTipWidget> &tw, d->m_tooltips)
if (tw->isPinned())
tw->saveSessionData(w);
w.writeEndDocument();
}
if (debugToolTips)
qDebug() << "DebuggerToolTipManager::saveSessionData" << m_tooltips.size() << data ;
qDebug() << "DebuggerToolTipManager::saveSessionData" << d->m_tooltips.size() << data ;
DebuggerCore::setSessionValue(sessionSettingsKeyC, QVariant(data));
}
@@ -1215,25 +1243,25 @@ void DebuggerToolTipManager::closeAllToolTips()
if (debugToolTips)
qDebug() << "DebuggerToolTipManager::closeAllToolTips";
purgeClosedToolTips();
foreach (const QPointer<DebuggerToolTipWidget> &tw, m_tooltips)
d->purgeClosedToolTips();
foreach (const QPointer<DebuggerToolTipWidget> &tw, d->m_tooltips)
tw->close();
m_tooltips.clear();
d->m_tooltips.clear();
}
void DebuggerToolTipManager::hide()
{
purgeClosedToolTips();
foreach (const QPointer<DebuggerToolTipWidget> &tw, m_tooltips)
d->purgeClosedToolTips();
foreach (const QPointer<DebuggerToolTipWidget> &tw, d->m_tooltips)
tw->hide();
}
void DebuggerToolTipManager::slotUpdateVisibleToolTips()
{
purgeClosedToolTips();
if (m_tooltips.isEmpty())
d->purgeClosedToolTips();
if (d->m_tooltips.isEmpty())
return;
if (!m_debugModeActive) {
if (!d->m_debugModeActive) {
hide();
return;
}
@@ -1250,7 +1278,7 @@ void DebuggerToolTipManager::slotUpdateVisibleToolTips()
// Reposition and show all tooltips of that file.
const QString fileName = toolTipEditor.fileName();
foreach (const QPointer<DebuggerToolTipWidget> &tw, m_tooltips) {
foreach (const QPointer<DebuggerToolTipWidget> &tw, d->m_tooltips) {
if (tw->fileName() == fileName)
tw->positionShow(toolTipEditor);
else
@@ -1276,8 +1304,8 @@ void DebuggerToolTipManager::slotDebuggerStateChanged(DebuggerState state)
case EngineShutdownRequested:
case DebuggerFinished:
case EngineShutdownOk: {
purgeClosedToolTips();
foreach (const QPointer<DebuggerToolTipWidget> &tw, m_tooltips)
d->purgeClosedToolTips();
foreach (const QPointer<DebuggerToolTipWidget> &tw, d->m_tooltips)
if (tw->engineType() == name)
tw->releaseEngine();
break;
@@ -1289,8 +1317,8 @@ void DebuggerToolTipManager::slotDebuggerStateChanged(DebuggerState state)
void DebuggerToolTipManager::slotStackFrameCompleted()
{
purgeClosedToolTips();
if (m_tooltips.isEmpty())
d->purgeClosedToolTips();
if (d->m_tooltips.isEmpty())
return;
DebuggerEngine *engine = qobject_cast<DebuggerEngine *>(sender());
QTC_ASSERT(engine, return);
@@ -1316,7 +1344,7 @@ void DebuggerToolTipManager::slotStackFrameCompleted()
qPrintable(engineName), qPrintable(fileName), lineNumber,
qPrintable(function));
unsigned acquiredCount = 0;
foreach (const QPointer<DebuggerToolTipWidget> &tw, m_tooltips) {
foreach (const QPointer<DebuggerToolTipWidget> &tw, d->m_tooltips) {
if (tw->matches(fileName, engineName, function)) {
tw->acquireEngine(engine);
acquiredCount++;
@@ -1353,8 +1381,8 @@ void DebuggerToolTipManager::debugModeEntered()
qDebug("DebuggerToolTipManager::debugModeEntered");
// Hook up all signals in debug mode.
if (!m_debugModeActive) {
m_debugModeActive = true;
if (!d->m_debugModeActive) {
d->m_debugModeActive = true;
QWidget *topLevel = ICore::mainWindow()->topLevelWidget();
topLevel->installEventFilter(this);
QObject *em = EditorManager::instance();
@@ -1366,7 +1394,7 @@ void DebuggerToolTipManager::debugModeEntered()
foreach (IEditor *e, documentModel->editorsForDocuments(documentModel->openedDocuments()))
slotEditorOpened(e);
// Position tooltips delayed once all the editor placeholder layouting is done.
if (!m_tooltips.isEmpty())
if (!d->m_tooltips.isEmpty())
QTimer::singleShot(0, this, SLOT(slotUpdateVisibleToolTips()));
}
}
@@ -1377,8 +1405,8 @@ void DebuggerToolTipManager::leavingDebugMode()
qDebug("DebuggerToolTipManager::leavingDebugMode");
// Remove all signals in debug mode.
if (m_debugModeActive) {
m_debugModeActive = false;
if (d->m_debugModeActive) {
d->m_debugModeActive = false;
hide();
if (QWidget *topLevel = ICore::mainWindow()->topLevelWidget())
topLevel->removeEventFilter(this);
@@ -1390,8 +1418,8 @@ void DebuggerToolTipManager::leavingDebugMode()
}
}
EditorManager::instance()->disconnect(this);
m_lastToolTipEditor = 0;
m_lastToolTipPoint = QPoint(-1, -1);
d->m_lastToolTipEditor = 0;
d->m_lastToolTipPoint = QPoint(-1, -1);
}
}
@@ -1401,11 +1429,11 @@ void DebuggerToolTipManager::slotTooltipOverrideRequested(ITextEditor *editor,
{
QTC_ASSERT(handled, return);
const int movedDistance = (point - m_lastToolTipPoint).manhattanLength();
const bool samePosition = m_lastToolTipEditor == editor && movedDistance < 25;
const int movedDistance = (point - d->m_lastToolTipPoint).manhattanLength();
const bool samePosition = d->m_lastToolTipEditor == editor && movedDistance < 25;
if (debugToolTipPositioning)
qDebug() << ">slotTooltipOverrideRequested() " << editor << point
<< "from " << m_lastToolTipPoint << ") pos: "
<< "from " << d->m_lastToolTipPoint << ") pos: "
<< pos << *handled
<< " Same position=" << samePosition << " d=" << movedDistance;
@@ -1428,8 +1456,8 @@ void DebuggerToolTipManager::slotTooltipOverrideRequested(ITextEditor *editor,
const DebuggerToolTipContext context = DebuggerToolTipContext::fromEditor(editor, pos);
if (context.isValid() && currentEngine->setToolTipExpression(point, editor, context)) {
*handled = true;
m_lastToolTipEditor = editor;
m_lastToolTipPoint = point;
d->m_lastToolTipEditor = editor;
d->m_lastToolTipPoint = point;
}
} while (false);
@@ -1437,8 +1465,8 @@ void DebuggerToolTipManager::slotTooltipOverrideRequested(ITextEditor *editor,
// Other tooltip, close all in case mouse never entered the tooltip
// and no leave was triggered.
if (!*handled) {
m_lastToolTipEditor = 0;
m_lastToolTipPoint = QPoint(-1, -1);
d->m_lastToolTipEditor = 0;
d->m_lastToolTipPoint = QPoint(-1, -1);
}
if (debugToolTipPositioning)
qDebug() << "<slotTooltipOverrideRequested() " << currentEngine << *handled;
@@ -1448,10 +1476,10 @@ void DebuggerToolTipManager::slotTooltipOverrideRequested(ITextEditor *editor,
DebuggerToolTipManager::ExpressionInamePairs
DebuggerToolTipManager::treeWidgetExpressions(const QString &fileName,
const QString &engineType,
const QString &function) const
const QString &function)
{
ExpressionInamePairs rc;
foreach (const QPointer<DebuggerToolTipWidget> &tw, m_tooltips) {
foreach (const QPointer<DebuggerToolTipWidget> &tw, d->m_tooltips) {
if (!tw.isNull() && tw->matches(fileName, engineType, function))
rc.push_back(ExpressionInamePair(tw->expression(), tw->iname()));
}