From 48c68b05465e488020e241dd66290777b0eeeb3d Mon Sep 17 00:00:00 2001
From: Mark Brand <mabrand@mabrand.nl>
Date: Wed, 6 Jul 2011 09:49:45 +0200
Subject: ModifiedRow: use for all edit strategies

Previously ModifiedRow was used only for OnManualSubmit and
a seperate buffer and utility methods were used for OnFieldChange
and OnRowChange.

Also, initialization of the edit buffer is done by ModifiedRow
instead of a helper function.

Change-Id: I3316498e5bb10c416138ca14c3a7f8b143c8e544
Reviewed-by: Yunqiao Yin <charles.yin@nokia.com>
---
 src/sql/models/qsqlrelationaltablemodel.cpp | 32 ++++++++---------------------
 1 file changed, 9 insertions(+), 23 deletions(-)

(limited to 'src/sql/models/qsqlrelationaltablemodel.cpp')

diff --git a/src/sql/models/qsqlrelationaltablemodel.cpp b/src/sql/models/qsqlrelationaltablemodel.cpp
index e9b9e719a5f..e12976ef245 100644
--- a/src/sql/models/qsqlrelationaltablemodel.cpp
+++ b/src/sql/models/qsqlrelationaltablemodel.cpp
@@ -265,7 +265,6 @@ public:
     mutable QVector<QRelation> relations;
     QSqlRecord baseRec; // the record without relations
     void clearChanges();
-    void clearEditBuffer();
     void clearCache();
     void revertCachedRow(int row);
 
@@ -311,12 +310,6 @@ int QSqlRelationalTableModelPrivate::nameToIndex(const QString &name) const
     return idx;
 }
 
-void QSqlRelationalTableModelPrivate::clearEditBuffer()
-{
-    editBuffer = baseRec;
-    clearGenerated(editBuffer);
-}
-
 /*!
     \reimp
 */
@@ -445,23 +438,16 @@ QVariant QSqlRelationalTableModel::data(const QModelIndex &index, int role) cons
         //when the value at index has been changed or added.
         //At an unmodified index, the underlying model will
         //already have the correct display value.
-        QVariant v;
-        switch (d->strategy) {
-            case OnFieldChange:
-                break;
-            case OnRowChange:
-                if ((index.row() == d->editIndex || index.row() == d->insertIndex)
-                    && d->editBuffer.isGenerated(index.column()))
-                    v = d->editBuffer.value(index.column());
-                break;
-            case OnManualSubmit:
-                const QSqlTableModelPrivate::ModifiedRow row = d->cache.value(index.row());
-                if (row.op != QSqlTableModelPrivate::None && row.rec.isGenerated(index.column()))
-                    v = row.rec.value(index.column());
-                break;
+        if (d->strategy != OnFieldChange) {
+            const QSqlTableModelPrivate::ModifiedRow row = d->cache.value(index.row());
+            if (row.op != QSqlTableModelPrivate::None && row.rec.isGenerated(index.column())) {
+                if (d->strategy == OnManualSubmit || row.op != QSqlTableModelPrivate::Delete) {
+                    QVariant v = row.rec.value(index.column());
+                    if (v.isValid())
+                        return relation.dictionary[v.toString()];
+                }
+            }
         }
-        if (v.isValid())
-            return relation.dictionary[v.toString()];
     }
     return QSqlTableModel::data(index, role);
 }
-- 
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