File bnc722684-fix-renaming-in-folderview.diff of Package kdebase4

commit 1a284bb79e547f0789f02b202fa309823e6198b5
Author: Aaron Seigo <aseigo@kde.org>
Date:   Wed Sep 21 15:00:39 2011 +0200

    only try to change the name once
    
    BUG:270414

Updated to match 4.7.2

 
diff --git a/plasma/applets/folderview/itemeditor.cpp b/plasma/applets/folderview/itemeditor.cpp
index 63febf6..3ff708a 100644
--- plasma/applets/folderview/itemeditor.cpp
+++ plasma/applets/folderview/itemeditor.cpp
@@ -29,7 +29,8 @@
 ItemEditor::ItemEditor(QGraphicsWidget *parent, const QStyleOptionViewItemV4 &option,
                        const QModelIndex &index)
     : QGraphicsProxyWidget(parent),
-      m_index(index)
+      m_index(index),
+      m_uncommitted(true)
 {
     // Create the editor
     m_editor = new KTextEdit();
@@ -66,14 +67,18 @@ ItemEditor::~ItemEditor()
 
 void ItemEditor::commitData()
 {
-    const_cast<QAbstractItemModel*>(m_index.model())->setData(m_index, m_editor->toPlainText(), Qt::EditRole);
+    if (m_uncommitted) {
+        const_cast<QAbstractItemModel*>(m_index.model())->setData(m_index, m_editor->toPlainText(), Qt::EditRole);
+        m_uncommitted = false;
+    }
 }
 
 bool ItemEditor::eventFilter(QObject *watched, QEvent *event)
 {
     KTextEdit *editor = qobject_cast<KTextEdit*>(watched);
-    if (!editor)
+    if (!editor) {
         return false;
+    }
 
     switch (event->type())
     {
@@ -107,8 +112,10 @@ bool ItemEditor::eventFilter(QObject *watched, QEvent *event)
 
     case QEvent::FocusOut:
     {
-        commitData();
-        emit closeEditor(this, QAbstractItemDelegate::NoHint);
+        if (m_uncommitted) {
+            commitData();
+            emit closeEditor(this, QAbstractItemDelegate::NoHint);
+        }
         return true;
     }
 
diff --git a/plasma/applets/folderview/itemeditor.h b/plasma/applets/folderview/itemeditor.h
index 3d54ea6..7ffa450 100644
--- plasma/applets/folderview/itemeditor.h
+++ plasma/applets/folderview/itemeditor.h
@@ -49,6 +49,7 @@ protected:
 private:
     KTextEdit *m_editor;
     QModelIndex m_index;
+    bool m_uncommitted;
 };
 
 #endif