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QmlProfiler: fix selection propagation from event view to timeline

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The event view deals in type ids and the timeline view has to handle
selection by type id. Using the coincidence that typeId == selectionId
in the cases we're interested in is ugly.

Change-Id: I6f94ccd2c3945d5901d0a225deee7de077bfce58
Reviewed-by: Kai Koehne <kai.koehne@theqtcompany.com>
This commit is contained in:
Ulf Hermann
2014-10-28 12:56:53 +01:00
committed by Ulf Hermann
parent 936480316f
commit 4ec75995f8
10 changed files with 67 additions and 41 deletions
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2
src/plugins/qmlprofiler/abstracttimelinemodel.cpp
View File

@@ -374,7 +374,7 @@ QVariantMap AbstractTimelineModel::location(int index) const
return map;
}
bool AbstractTimelineModel::isSelectionIdValid(int typeIndex) const
bool AbstractTimelineModel::handlesTypeId(int typeIndex) const
{
Q_UNUSED(typeIndex);
return false;

2
src/plugins/qmlprofiler/abstracttimelinemodel.h
View File

@@ -98,7 +98,7 @@ public:
// returned map should contain "file", "line", "column" properties, or be empty
virtual QVariantMap location(int index) const;
virtual int selectionId(int index) const;
virtual bool isSelectionIdValid(int selectionId) const;
virtual bool handlesTypeId(int typeId) const;
virtual int selectionIdForLocation(const QString &filename, int line, int column) const;
virtual int bindingLoopDest(int index) const;
virtual float relativeHeight(int index) const;

50
src/plugins/qmlprofiler/qml/MainView.qml
View File

@@ -138,35 +138,41 @@ Rectangle {
Math.max(0, totalRowOffset - flick.height / 2));
}
function selectBySelectionId(modelIndex, selectionId)
function selectByTypeId(typeId)
{
if (selectionId === -1 || (modelIndex === view.selectedModel && view.selectedItem !== -1 &&
selectionId === qmlProfilerModelProxy.selectionId(modelIndex, view.selectedItem)))
if (lockItemSelection || typeId === -1)
return;
// this is a slot responding to events from the other pane
// which tracks only events from the basic model
if (!lockItemSelection) {
lockItemSelection = true;
var itemIndex = -1;
var notes = qmlProfilerModelProxy.notesByTypeId(selectionId);
if (notes.length !== 0) {
itemIndex = qmlProfilerModelProxy.noteTimelineIndex(notes[0]);
// for some models typeId != selectionId. In that case we cannot select the noted
// events. This is purely theoretical as their data doesn't show up in the events
// view so that we cannot receive a selection event for them.
if (qmlProfilerModelProxy.typeId(modelIndex, itemIndex) !== selectionId)
itemIndex = -1;
}
lockItemSelection = true;
if (itemIndex === -1)
itemIndex = view.nextItemFromSelectionId(modelIndex, selectionId);
var itemIndex = -1;
var modelIndex = -1;
var notes = qmlProfilerModelProxy.notesByTypeId(typeId);
if (notes.length !== 0) {
modelIndex = qmlProfilerModelProxy.noteTimelineModel(notes[0]);
itemIndex = qmlProfilerModelProxy.noteTimelineIndex(notes[0]);
} else {
for (modelIndex = 0; modelIndex < qmlProfilerModelProxy.modelCount(); ++modelIndex) {
if (modelIndex === view.selectedModel && view.selectedItem !== -1 &&
typeId === qmlProfilerModelProxy.typeId(modelIndex, view.selectedItem))
break;
if (!qmlProfilerModelProxy.handlesTypeId(modelIndex, typeId))
continue;
itemIndex = view.nextItemFromTypeId(modelIndex, typeId);
if (itemIndex !== -1)
break;
}
}
if (itemIndex !== -1) {
// select an item, lock to it, and recenter if necessary
view.selectFromEventIndex(modelIndex, itemIndex); // triggers recentering
if (itemIndex !== -1)
view.selectionLocked = true;
lockItemSelection = false;
view.selectionLocked = true;
}
lockItemSelection = false;
}
// ***** slots

2
src/plugins/qmlprofiler/qmlprofilerrangemodel.cpp
View File

@@ -259,7 +259,7 @@ QVariantMap QmlProfilerRangeModel::location(int index) const
return result;
}
bool QmlProfilerRangeModel::isSelectionIdValid(int typeId) const
bool QmlProfilerRangeModel::handlesTypeId(int typeId) const
{
if (typeId < 0)
return false;

2
src/plugins/qmlprofiler/qmlprofilerrangemodel.h
View File

@@ -74,7 +74,7 @@ public:
QVariantMap details(int index) const;
QVariantMap location(int index) const;
bool isSelectionIdValid(int typeIndex) const;
bool handlesTypeId(int typeIndex) const;
int selectionIdForLocation(const QString &filename, int line, int column) const;
protected:

10
src/plugins/qmlprofiler/qmlprofilertraceview.cpp
View File

@@ -182,15 +182,7 @@ void QmlProfilerTraceView::selectByTypeId(int typeId)
QQuickItem *rootObject = d->m_mainView->rootObject();
if (!rootObject)
return;
for (int modelIndex = 0; modelIndex < d->m_modelProxy->modelCount(); ++modelIndex) {
if (d->m_modelProxy->isSelectionIdValid(modelIndex, typeId)) {
QMetaObject::invokeMethod(rootObject, "selectBySelectionId",
Q_ARG(QVariant,QVariant(modelIndex)),
Q_ARG(QVariant,QVariant(typeId)));
return;
}
}
QMetaObject::invokeMethod(rootObject, "selectByTypeId", Q_ARG(QVariant,QVariant(typeId)));
}
void QmlProfilerTraceView::selectBySourceLocation(const QString &filename, int line, int column)

4
src/plugins/qmlprofiler/timelinemodelaggregator.cpp
View File

@@ -289,9 +289,9 @@ QVariantMap TimelineModelAggregator::location(int modelIndex, int index) const
return d->modelList[modelIndex]->location(index);
}
bool TimelineModelAggregator::isSelectionIdValid(int modelIndex, int typeIndex) const
bool TimelineModelAggregator::handlesTypeId(int modelIndex, int typeIndex) const
{
return d->modelList[modelIndex]->isSelectionIdValid(typeIndex);
return d->modelList[modelIndex]->handlesTypeId(typeIndex);
}
int TimelineModelAggregator::selectionIdForLocation(int modelIndex, const QString &filename,

2
src/plugins/qmlprofiler/timelinemodelaggregator.h
View File

@@ -95,7 +95,7 @@ public:
Q_INVOKABLE QVariantMap details(int modelIndex, int index) const;
Q_INVOKABLE QVariantMap location(int modelIndex, int index) const;
Q_INVOKABLE bool isSelectionIdValid(int modelIndex, int typeIndex) const;
Q_INVOKABLE bool handlesTypeId(int modelIndex, int typeIndex) const;
Q_INVOKABLE int selectionIdForLocation(int modelIndex, const QString &filename, int line,
int column) const;

28
src/plugins/qmlprofiler/timelinerenderer.cpp
View File

@@ -676,6 +676,26 @@ void TimelineRenderer::selectPrev()
}
int TimelineRenderer::nextItemFromSelectionId(int modelIndex, int selectionId) const
{
return nextItemFromId(modelIndex, SelectionId, selectionId);
}
int TimelineRenderer::nextItemFromTypeId(int modelIndex, int typeId) const
{
return nextItemFromId(modelIndex, TypeId, typeId);
}
int TimelineRenderer::prevItemFromSelectionId(int modelIndex, int selectionId) const
{
return prevItemFromId(modelIndex, SelectionId, selectionId);
}
int TimelineRenderer::prevItemFromTypeId(int modelIndex, int typeId) const
{
return prevItemFromId(modelIndex, TypeId, typeId);
}
int TimelineRenderer::nextItemFromId(int modelIndex, IdType idType, int id) const
{
int modelCount = m_profilerModelProxy->count(modelIndex);
if (modelCount == 0)
@@ -691,14 +711,15 @@ int TimelineRenderer::nextItemFromSelectionId(int modelIndex, int selectionId) c
ndx = 0;
int startIndex = ndx;
do {
if (m_profilerModelProxy->selectionId(modelIndex, ndx) == selectionId)
if ((idType == TypeId && m_profilerModelProxy->typeId(modelIndex, ndx) == id) ||
(idType == SelectionId && m_profilerModelProxy->selectionId(modelIndex, ndx) == id))
return ndx;
ndx = (ndx + 1) % modelCount;
} while (ndx != startIndex);
return -1;
}
int TimelineRenderer::prevItemFromSelectionId(int modelIndex, int selectionId) const
int TimelineRenderer::prevItemFromId(int modelIndex, IdType idType, int id) const
{
int ndx = -1;
if (m_selectedItem == -1 || modelIndex != m_selectedModel)
@@ -709,7 +730,8 @@ int TimelineRenderer::prevItemFromSelectionId(int modelIndex, int selectionId) c
ndx = m_profilerModelProxy->count(modelIndex) - 1;
int startIndex = ndx;
do {
if (m_profilerModelProxy->selectionId(modelIndex, ndx) == selectionId)
if ((idType == TypeId && m_profilerModelProxy->typeId(modelIndex, ndx) == id) ||
(idType == SelectionId && m_profilerModelProxy->selectionId(modelIndex, ndx) == id))
return ndx;
if (--ndx < 0)
ndx = m_profilerModelProxy->count(modelIndex)-1;

6
src/plugins/qmlprofiler/timelinerenderer.h
View File

@@ -89,7 +89,9 @@ public:
Q_INVOKABLE void selectNext();
Q_INVOKABLE void selectPrev();
Q_INVOKABLE int nextItemFromSelectionId(int modelIndex, int selectionId) const;
Q_INVOKABLE int nextItemFromTypeId(int modelIndex, int typeId) const;
Q_INVOKABLE int prevItemFromSelectionId(int modelIndex, int selectionId) const;
Q_INVOKABLE int prevItemFromTypeId(int modelIndex, int typeId) const;
Q_INVOKABLE void selectFromEventIndex(int modelIndex, int index);
Q_INVOKABLE void selectNextFromSelectionId(int modelIndex, int selectionId);
Q_INVOKABLE void selectPrevFromSelectionId(int modelIndex, int selectionId);
@@ -174,6 +176,8 @@ private:
}
private:
enum IdType { SelectionId, TypeId };
static const int OutOfScreenMargin = 3; // margin to make sure the rectangles stay invisible
static const int MinimumItemWidth = 3;
@@ -199,6 +203,8 @@ private:
bool m_selectionLocked;
int m_startDragArea;
int m_endDragArea;
int nextItemFromId(int modelIndex, IdType idType, int id) const;
int prevItemFromId(int modelIndex, IdType idType, int id) const;
};
} // namespace Internal