X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Ffrontends%2Fqt%2FGuiCompleter.cpp;h=661178575b1f860e2a71ce82bedd42dd5470456f;hb=8863d6d785358680d05b4b34b35ca09a15cccb82;hp=a40bdca1a48f200a6740b4428aff1b74a17c4633;hpb=b6010badfa9d055147c653615ab5e0c571592797;p=lyx.git

diff --git a/src/frontends/qt/GuiCompleter.cpp b/src/frontends/qt/GuiCompleter.cpp
index a40bdca1a4..661178575b 100644
--- a/src/frontends/qt/GuiCompleter.cpp
+++ b/src/frontends/qt/GuiCompleter.cpp
@@ -455,8 +455,8 @@ void GuiCompleter::asyncUpdatePopup()
 	// has a bad memory about it and we have to tell him again and again.
 	QTreeView * listView = static_cast<QTreeView *>(popup());
 	listView->header()->setStretchLastSection(false);
-	setSectionResizeMode(listView->header(), 0, QHeaderView::Stretch);
-	setSectionResizeMode(listView->header(), 1, QHeaderView::Fixed);
+	listView->header()->setSectionResizeMode(0, QHeaderView::Stretch);
+	listView->header()->setSectionResizeMode(1, QHeaderView::Fixed);
 	listView->header()->resizeSection(1, 22);
 
 	// show/update popup
@@ -682,9 +682,8 @@ void GuiCompleter::tab()
 		return;
 	}
 
-	// Make undo possible
+	// Prepare for undo (recordUndo is invoked in the insets' insertCompletion methods)
 	UndoGroupHelper ugh(cur.buffer());
-	cur.recordUndo();
 
 	// If completion is active, at least complete by one character
 	docstring prefix = cur.inset().completionPrefix(cur);
@@ -711,7 +710,7 @@ void GuiCompleter::tab()
 	docstring longestCompletion = longestUniqueCompletion();
 	prefix = cur.inset().completionPrefix(cur);
 	docstring postfix = longestCompletion.substr(min(longestCompletion.size(), prefix.size()));
-	cur.inset().insertCompletion(cur, postfix, false);
+	cur.inset().insertCompletion(cur, postfix, uniqueCompletionAvailable());
 	old_cursor_ = bv.cursor();
 	updatePrefix(cur);