remove revision-information entries when items got deleted in the model

svn path=/trunk/KDE/kdebase/apps/; revision=998498

2 files changed, 19 insertions, 1 deletions

diff --git a/src/dolphinmodel.cpp b/src/dolphinmodel.cpp
index f399c3304..c5ea06a36 100644
--- a/src/dolphinmodel.cpp
+++ b/src/dolphinmodel.cpp
@@ -70,7 +70,12 @@ bool DolphinModel::setData(const QModelIndex& index, const QVariant& value, int
         const QPersistentModelIndex key = index;
         const RevisionState state = static_cast<RevisionState>(value.toInt());
         if (m_revisionHash.value(key, LocalRevision) != state) {
-            m_hasRevisionData = true;
+            if (!m_hasRevisionData) {
+                connect(this, SIGNAL(rowsRemoved (const QModelIndex&, int, int)),
+                        this, SLOT(slotRowsRemoved(const QModelIndex&, int, int)));
+                m_hasRevisionData = true;
+            }
+
             m_revisionHash.insert(key, state);
             emit dataChanged(index, index);
             return true;
@@ -138,6 +143,16 @@ bool DolphinModel::hasRevisionData() const
     return m_hasRevisionData;
 }
 
+void DolphinModel::slotRowsRemoved(const QModelIndex& parent, int start, int end)
+{
+    Q_ASSERT(hasRevisionData());
+
+    const int column = parent.column();
+    for (int row = start; row <= end; ++row) {
+        m_revisionHash.remove(parent.child(row, column));
+    }
+}
+
 QVariant DolphinModel::displayRoleData(const QModelIndex& index) const
 {
     QString retString;
diff --git a/src/dolphinmodel.h b/src/dolphinmodel.h
index 717f21d4e..45fd1efa2 100644
--- a/src/dolphinmodel.h
+++ b/src/dolphinmodel.h
@@ -54,6 +54,9 @@ public:
 
     bool hasRevisionData() const;
 
+private slots:
+    void slotRowsRemoved(const QModelIndex& parent, int start, int end);
+
 private:
     QVariant displayRoleData(const QModelIndex& index) const;
     QVariant sortRoleData(const QModelIndex& index) const;