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changeset 17208:2527bc7200ee

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Only scroll history window if it is positioned at bottom. * history-dock-widget.cc (history_dock_widget::append_history): Scroll to bottom if slide bar value equals maximum.
author Daniel J Sebald <daniel.sebald@ieee.org>
date Thu, 08 Aug 2013 15:52:30 -0400
parents 8b64a1fc3071
children eb88f77b3e26
files libgui/src/history-dock-widget.cc
diffstat 1 files changed, 10 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/libgui/src/history-dock-widget.cc	Thu Aug 08 12:35:52 2013 -0700
+++ b/libgui/src/history-dock-widget.cc	Thu Aug 08 15:52:30 2013 -0400
@@ -28,6 +28,7 @@
 #include <QClipboard>
 #include <QVBoxLayout>
 #include <QMenu>
+#include <QScrollBar>
 
 #include "error.h"
 
@@ -160,8 +161,16 @@
 {
   QStringList lst = _history_model->stringList ();
   lst.append (hist_entry);
+
+  QScrollBar *scroll_bar = _history_list_view->verticalScrollBar ();
+
+  bool at_bottom = scroll_bar->maximum () - scroll_bar->value () < 1;
+
   _history_model->setStringList (lst);
-  _history_list_view->scrollToBottom ();
+
+  // Scroll if slider position at bottom.
+  if (at_bottom)
+    _history_list_view->scrollToBottom ();
 }
 
 void