Emit editingFinished() when enter/return is pressed.

svn path=/trunk/KDE/kdebase/workspace/libs/plasma/; revision=678157

widgets/lineedit.cpp

@@ -20,6 +20,7 @@
 
 #include <QStyleOptionFrameV2>
 #include <QTextDocument>
+#include <QKeyEvent>
 
 namespace Plasma
 {
@@ -130,6 +131,17 @@ QSizeF LineEdit::sizeHint() const
     return document()->size();
 }
 
+void LineEdit::keyPressEvent(QKeyEvent* event)
+{
+        if (event->key() == Qt::Key_Enter || event->key() == Qt::Key_Return)
+        {
+            event->accept();
+            emit editingFinished();
+        } else {
+            QGraphicsTextItem::keyPressEvent(event); //let QT handle other keypresses
+        }
+}
+
 } // namespace Plasma
 
 #include "lineedit.moc"

widgets/lineedit.h

@@ -58,6 +58,8 @@ class PLASMA_EXPORT LineEdit : public QGraphicsTextItem, public LayoutItem
         void setGeometry(const QRectF& geometry);
         QSizeF sizeHint() const;
 
+    Q_SIGNALS:
+        void editingFinished();
 
     public Q_SLOTS:
         void updated(const QString&, const Plasma::DataEngine::Data&);
@@ -65,6 +67,9 @@ class PLASMA_EXPORT LineEdit : public QGraphicsTextItem, public LayoutItem
     private:
         class Private;
         Private* const d;
+
+    protected:
+        void keyPressEvent(QKeyEvent* event);
 };
 
 } // namespace Plasma