From: Milian Wolff <mail@milianw.de>
Date: Wed, 3 May 2017 22:07:26 +0000 (+0200)
Subject: Do not clear flamegraph on hide
X-Git-Tag: submit/tizen/20180620.112952^2~65
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=855330456d6b6e2f4ac8c0cde660a959537ef634;p=sdk%2Ftools%2Fheaptrack.git

Do not clear flamegraph on hide

This way we keep the history / zoom state when navigating away from
the flamegraph, e.g. to quickly check something in the caller/callee
view.
---

diff --git a/src/analyze/gui/flamegraph.cpp b/src/analyze/gui/flamegraph.cpp
index 973967f..12b7dc1 100644
--- a/src/analyze/gui/flamegraph.cpp
+++ b/src/analyze/gui/flamegraph.cpp
@@ -573,8 +573,6 @@ bool FlameGraph::eventFilter(QObject* object, QEvent* event)
             selectItem(m_selectionHistory.at(m_selectedItem));
         }
         updateTooltip();
-    } else if (event->type() == QEvent::Hide) {
-        setData(nullptr);
     } else if (event->type() == QEvent::ToolTip) {
         const auto& tooltip = m_displayLabel->toolTip();
         if (tooltip.isEmpty()) {