Update FilterEdit and FilterTarget to preserve existing selections

The down and enter keys now preserve an existing selection in the
associated list or table views, rather than unconditionally selecting or
activating the first item.

1 files changed, 7 insertions, 4 deletions

diff --git a/examples/triage/strings.cpp b/examples/triage/strings.cpp
index b84f6b62..269f747a 100644
--- a/examples/triage/strings.cpp
+++ b/examples/triage/strings.cpp
@@ -288,15 +288,18 @@ void StringsTreeView::scrollToCurrentItem()
 }
 
 
-void StringsTreeView::selectFirstItem()
+void StringsTreeView::ensureSelection()
 {
-	setCurrentIndex(m_model->index(0, 0, QModelIndex()));
+	if (auto current = currentIndex(); !current.isValid())
+		setCurrentIndex(m_model->index(0, 0, QModelIndex()));
 }
 
 
-void StringsTreeView::activateFirstItem()
+void StringsTreeView::activateSelection()
 {
-	stringDoubleClicked(m_model->index(0, 0, QModelIndex()));
+	ensureSelection();
+	if (auto current = currentIndex(); current.isValid())
+		stringDoubleClicked(current);
 }