Changeset 846 for trunk/src/gui/itemviews/qtreewidget.cpp

Timestamp:

May 5, 2011, 5:36:53 AM (14 years ago)

Author:

Dmitry A. Kuminov

Message:

trunk: Merged in qt 4.7.2 sources from branches/vendor/nokia/qt.

Location:

trunk

Files:

• . (modified) (1 prop)
• src/gui/itemviews/qtreewidget.cpp (modified) (5 diffs)

trunk/src/gui/itemviews/qtreewidget.cpp

@@ -1 +1 @@
 /****************************************************************************
 **
-** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
 ** All rights reserved.
 ** Contact: Nokia Corporation (qt-info@nokia.com)
@@ -1473 +1473 @@
 /*!
   Destroys this tree widget item.
+  
+  The item will be removed from \l{QTreeWidget}s to which it has
+  been added. This makes it safe to delete an item at any time.
+
 */
 
@@ -2200 +2204 @@
     This operator uses QTreeWidgetItem::write().
 
-    \sa {Format of the QDataStream Operators}
+    \sa {Serializing Qt Data Types}
 */
 QDataStream &operator<<(QDataStream &out, const QTreeWidgetItem &item)
@@ -2215 +2219 @@
     This operator uses QTreeWidgetItem::read().
 
-    \sa {Format of the QDataStream Operators}
+    \sa {Serializing Qt Data Types}
 */
 QDataStream &operator>>(QDataStream &in, QTreeWidgetItem &item)
@@ -3040 +3044 @@
     QModelIndexList indexes = selectionModel()->selectedIndexes();
     QList<QTreeWidgetItem*> items;
+    items.reserve(indexes.count());
+    QSet<QTreeWidgetItem *> seen;
+    seen.reserve(indexes.count());
     for (int i = 0; i < indexes.count(); ++i) {
         QTreeWidgetItem *item = d->item(indexes.at(i));
-        if (isItemHidden(item) || items.contains(item)) // ### slow, optimize later
+        if (isItemHidden(item) || seen.contains(item))
             continue;
+        seen.insert(item);
         items.append(item);
     }