Make OutputWindow a bit faster

By limiting how often we scroll to the bottom and thus limiting
how often we redraw.

Change-Id: I42ec9dc6284112025108000420ccdfdf5d003f34
Task-number: QTCREATORBUG-14307
Reviewed-by: Eike Ziller <eike.ziller@theqtcompany.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/src/plugins/coreplugin/outputwindow.h b/src/plugins/coreplugin/outputwindow.h
index a649a58c67..d5738ab720 100644
--- a/src/plugins/coreplugin/outputwindow.h
+++ b/src/plugins/coreplugin/outputwindow.h
@@ -37,6 +37,8 @@
 #include <utils/outputformat.h>
 
 #include <QPlainTextEdit>
+#include <QTimer>
+#include <QTime>
 
 namespace Utils { class OutputFormatter; }
 
@@ -82,6 +84,8 @@ protected:
     virtual void keyPressEvent(QKeyEvent *ev);
 
 private:
+    QTimer m_scrollTimer;
+    QTime m_lastMessage;
     void enableUndoRedo();
     QString doNewlineEnforcement(const QString &out);