Fix bug #10119

This makes Qt 5.4 as usable as Qt 5.5.1 in my experience. Otherwise, fix again
INSTALL.

diff --git a/src/frontends/qt4/GuiWorkArea.cpp b/src/frontends/qt4/GuiWorkArea.cpp
index 2bd7c8e5b1825fcbede7f02b1a9b69819c70dd4c..a18294e5af2aa9b3d87e193d64bbfdf51fc1e715 100644 (file)
--- a/src/frontends/qt4/GuiWorkArea.cpp
+++ b/src/frontends/qt4/GuiWorkArea.cpp
@@ -733,7 +733,7 @@ bool GuiWorkArea::event(QEvent * e)
                        || (ke->key() == Qt::Key_Backtab && (
                                ke->modifiers() == Qt::ShiftModifier
                                || ke->modifiers() == Qt::NoModifier))) {
-                       keyPressEvent(ke);
+                       e->accept();
                        return true;
                }
                return QAbstractScrollArea::event(e);