Timeline: Centralize the selection in zoom control.

This is where it logically belongs, given that trace, window, and range
are already there. Also, it fixes the types to qint64, making it easier
to reason about type conversions and numerical overflows.

Change-Id: I2f88b2646b9a649d34bdf4fe87c37e7afdeee078
Task-number: QTCREATORBUG-14170
Reviewed-by: Joerg Bornemann <[email protected]>

1 files changed, 2 insertions, 8 deletions

diff --git a/src/plugins/qmlprofiler/qmlprofilertraceview.cpp b/src/plugins/qmlprofiler/qmlprofilertraceview.cpp
index 94d71028bcc..a4d60a9d7a3 100644
--- a/src/plugins/qmlprofiler/qmlprofilertraceview.cpp
+++ b/src/plugins/qmlprofiler/qmlprofilertraceview.cpp
@@ -171,18 +171,12 @@ bool QmlProfilerTraceView::hasValidSelection() const
 
 qint64 QmlProfilerTraceView::selectionStart() const
 {
-    QQuickItem *rootObject = d->m_mainView->rootObject();
-    if (rootObject)
-        return rootObject->property("selectionRangeStart").toLongLong();
-    return 0;
+    return d->m_zoomControl->selectionStart();
 }
 
 qint64 QmlProfilerTraceView::selectionEnd() const
 {
-    QQuickItem *rootObject = d->m_mainView->rootObject();
-    if (rootObject)
-        return rootObject->property("selectionRangeEnd").toLongLong();
-    return 0;
+    return d->m_zoomControl->selectionEnd();
 }
 
 void QmlProfilerTraceView::clear()