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QmlProfiler: Reduce number of calls to get the same result.

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Change-Id: Iea772405ecb55a2f556a1b50ec3712ed91de3d9d
Reviewed-by: Christiaan Janssen <christiaan.janssen@digia.com>
This commit is contained in:
hjk
2012-12-30 12:01:41 +01:00
parent d51055979f
commit 39d93f4f45
1 changed files with 54 additions and 52 deletions
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106
src/plugins/qmlprofiler/qmlprofilertraceview.cpp
View File

@@ -218,17 +218,18 @@ void QmlProfilerTraceView::reset()
d->m_overview->setSource(QUrl(QLatin1String("qrc:/qmlprofiler/Overview.qml")));
d->m_mainView->setSource(QUrl(QLatin1String("qrc:/qmlprofiler/MainView.qml")));
d->m_mainView->rootObject()->setProperty("width", QVariant(width()));
d->m_mainView->rootObject()->setProperty("candidateHeight", QVariant(height() - d->m_timebar->height() - d->m_overview->height()));
QGraphicsObject *rootObject = d->m_mainView->rootObject();
rootObject->setProperty("width", QVariant(width()));
rootObject->setProperty("candidateHeight", QVariant(height() - d->m_timebar->height() - d->m_overview->height()));
connect(d->m_mainView->rootObject(), SIGNAL(updateCursorPosition()), this, SLOT(updateCursorPosition()));
connect(d->m_mainView->rootObject(), SIGNAL(updateRangeButton()), this, SLOT(updateRangeButton()));
connect(d->m_mainView->rootObject(), SIGNAL(updateLockButton()), this, SLOT(updateLockButton()));
connect(this, SIGNAL(jumpToPrev()), d->m_mainView->rootObject(), SLOT(prevEvent()));
connect(this, SIGNAL(jumpToNext()), d->m_mainView->rootObject(), SLOT(nextEvent()));
connect(d->m_mainView->rootObject(), SIGNAL(selectedEventChanged(int)), this, SIGNAL(selectedEventChanged(int)));
connect(d->m_mainView->rootObject(), SIGNAL(changeToolTip(QString)), this, SLOT(updateToolTip(QString)));
connect(d->m_mainView->rootObject(), SIGNAL(updateVerticalScroll(int)), this, SLOT(updateVerticalScroll(int)));
connect(rootObject, SIGNAL(updateCursorPosition()), this, SLOT(updateCursorPosition()));
connect(rootObject, SIGNAL(updateRangeButton()), this, SLOT(updateRangeButton()));
connect(rootObject, SIGNAL(updateLockButton()), this, SLOT(updateLockButton()));
connect(this, SIGNAL(jumpToPrev()), rootObject, SLOT(prevEvent()));
connect(this, SIGNAL(jumpToNext()), rootObject, SLOT(nextEvent()));
connect(rootObject, SIGNAL(selectedEventChanged(int)), this, SIGNAL(selectedEventChanged(int)));
connect(rootObject, SIGNAL(changeToolTip(QString)), this, SLOT(updateToolTip(QString)));
connect(rootObject, SIGNAL(updateVerticalScroll(int)), this, SLOT(updateVerticalScroll(int)));
}
QWidget *QmlProfilerTraceView::createToolbar()
@@ -338,25 +339,25 @@ QWidget *QmlProfilerTraceView::createZoomToolbar()
/////////////////////////////////////////////////////////
bool QmlProfilerTraceView::hasValidSelection() const
{
if (d->m_mainView->rootObject()) {
return d->m_mainView->rootObject()->property("selectionRangeReady").toBool();
}
QGraphicsObject *rootObject = d->m_mainView->rootObject();
if (rootObject)
return rootObject->property("selectionRangeReady").toBool();
return false;
}
qint64 QmlProfilerTraceView::selectionStart() const
{
if (d->m_mainView->rootObject()) {
return d->m_mainView->rootObject()->property("selectionRangeStart").toLongLong();
}
QGraphicsObject *rootObject = d->m_mainView->rootObject();
if (rootObject)
return rootObject->property("selectionRangeStart").toLongLong();
return 0;
}
qint64 QmlProfilerTraceView::selectionEnd() const
{
if (d->m_mainView->rootObject()) {
return d->m_mainView->rootObject()->property("selectionRangeEnd").toLongLong();
}
QGraphicsObject *rootObject = d->m_mainView->rootObject();
if (rootObject)
return rootObject->property("selectionRangeEnd").toLongLong();
return 0;
}
@@ -373,8 +374,9 @@ void QmlProfilerTraceView::clearDisplay()
void QmlProfilerTraceView::selectNextEventWithId(int eventId)
{
if (d->m_mainView->rootObject())
QMetaObject::invokeMethod(d->m_mainView->rootObject(), "selectNextWithId",
QGraphicsObject *rootObject = d->m_mainView->rootObject();
if (rootObject)
QMetaObject::invokeMethod(rootObject, "selectNextWithId",
Q_ARG(QVariant,QVariant(eventId)));
}
@@ -382,22 +384,24 @@ void QmlProfilerTraceView::selectNextEventWithId(int eventId)
// Goto source location
void QmlProfilerTraceView::updateCursorPosition()
{
emit gotoSourceLocation(d->m_mainView->rootObject()->property("fileName").toString(),
d->m_mainView->rootObject()->property("lineNumber").toInt(),
d->m_mainView->rootObject()->property("columnNumber").toInt());
QGraphicsObject *rootObject = d->m_mainView->rootObject();
emit gotoSourceLocation(rootObject->property("fileName").toString(),
rootObject->property("lineNumber").toInt(),
rootObject->property("columnNumber").toInt());
}
/////////////////////////////////////////////////////////
// Toolbar buttons
void QmlProfilerTraceView::toggleRangeMode(bool active)
{
bool rangeMode = d->m_mainView->rootObject()->property("selectionRangeMode").toBool();
QGraphicsObject *rootObject = d->m_mainView->rootObject();
bool rangeMode = rootObject->property("selectionRangeMode").toBool();
if (active != rangeMode) {
if (active)
d->m_buttonRange->setIcon(QIcon(QLatin1String(":/qmlprofiler/ico_rangeselected.png")));
else
d->m_buttonRange->setIcon(QIcon(QLatin1String(":/qmlprofiler/ico_rangeselection.png")));
d->m_mainView->rootObject()->setProperty("selectionRangeMode", QVariant(active));
rootObject->setProperty("selectionRangeMode", QVariant(active));
}
}
@@ -413,10 +417,11 @@ void QmlProfilerTraceView::updateRangeButton()
void QmlProfilerTraceView::toggleLockMode(bool active)
{
bool lockMode = !d->m_mainView->rootObject()->property("selectionLocked").toBool();
QGraphicsObject *rootObject = d->m_mainView->rootObject();
bool lockMode = !rootObject->property("selectionLocked").toBool();
if (active != lockMode) {
d->m_mainView->rootObject()->setProperty("selectionLocked", QVariant(!active));
d->m_mainView->rootObject()->setProperty("selectedItem", QVariant(-1));
rootObject->setProperty("selectionLocked", QVariant(!active));
rootObject->setProperty("selectedItem", QVariant(-1));
}
}
@@ -456,8 +461,9 @@ void QmlProfilerTraceView::updateRange()
void QmlProfilerTraceView::mouseWheelMoved(int mouseX, int mouseY, int wheelDelta)
{
Q_UNUSED(mouseY);
if (d->m_mainView->rootObject()) {
QMetaObject::invokeMethod(d->m_mainView->rootObject(), "wheelZoom",
QGraphicsObject *rootObject = d->m_mainView->rootObject();
if (rootObject) {
QMetaObject::invokeMethod(rootObject, "wheelZoom",
Q_ARG(QVariant, QVariant(mouseX)),
Q_ARG(QVariant, QVariant(wheelDelta)));
}
@@ -476,10 +482,11 @@ void QmlProfilerTraceView::updateVerticalScroll(int newPosition)
void QmlProfilerTraceView::resizeEvent(QResizeEvent *event)
{
QWidget::resizeEvent(event);
if (d->m_mainView->rootObject()) {
d->m_mainView->rootObject()->setProperty("width", QVariant(event->size().width()));
QGraphicsObject *rootObject = d->m_mainView->rootObject();
if (rootObject) {
rootObject->setProperty("width", QVariant(event->size().width()));
int newHeight = event->size().height() - d->m_timebar->height() - d->m_overview->height();
d->m_mainView->rootObject()->setProperty("candidateHeight", QVariant(newHeight));
rootObject->setProperty("candidateHeight", QVariant(newHeight));
}
emit resized();
}
@@ -490,35 +497,28 @@ void QmlProfilerTraceView::contextMenuEvent(QContextMenuEvent *ev)
{
QMenu menu;
QAction *viewAllAction = 0;
QAction *getLocalStatsAction = 0;
QAction *getGlobalStatsAction = 0;
QmlProfilerTool *profilerTool = qobject_cast<QmlProfilerTool *>(d->m_profilerTool);
QPoint position = ev->globalPos();
if (profilerTool) {
QList <QAction *> commonActions = profilerTool->profilerContextMenuActions();
foreach (QAction *act, commonActions) {
menu.addAction(act);
}
}
if (profilerTool)
menu.addActions(profilerTool->profilerContextMenuActions());
menu.addSeparator();
getLocalStatsAction = menu.addAction(tr("Limit Events Pane to Current Range"));
QAction *getLocalStatsAction = menu.addAction(tr("Limit Events Pane to Current Range"));
if (!d->m_viewContainer->hasValidSelection())
getLocalStatsAction->setEnabled(false);
getGlobalStatsAction = menu.addAction(tr("Reset Events Pane"));
QAction *getGlobalStatsAction = menu.addAction(tr("Reset Events Pane"));
if (d->m_viewContainer->hasGlobalStats())
getGlobalStatsAction->setEnabled(false);
if (d->m_profilerDataModel->count() > 0) {
menu.addSeparator();
viewAllAction = menu.addAction(tr("Reset Zoom"));
}
QAction *selectedAction = menu.exec(position);
QAction *selectedAction = menu.exec(ev->globalPos());
if (selectedAction) {
if (selectedAction == viewAllAction) {
@@ -543,14 +543,16 @@ void QmlProfilerTraceView::contextMenuEvent(QContextMenuEvent *ev)
// Tell QML the state of the profiler
void QmlProfilerTraceView::setRecording(bool recording)
{
if (d->m_mainView->rootObject())
d->m_mainView->rootObject()->setProperty("recordingEnabled", QVariant(recording));
QGraphicsObject *rootObject = d->m_mainView->rootObject();
if (rootObject)
rootObject->setProperty("recordingEnabled", QVariant(recording));
}
void QmlProfilerTraceView::setAppKilled()
{
if (d->m_mainView->rootObject())
d->m_mainView->rootObject()->setProperty("appKilled",QVariant(true));
QGraphicsObject *rootObject = d->m_mainView->rootObject();
if (rootObject)
rootObject->setProperty("appKilled",QVariant(true));
}
////////////////////////////////////////////////////////////////
// Profiler State