KItemViews: Internal directory restructuration

- Move all private headers from the kitemviews-directory into
the 'private' subdirectory.

- Get rid of DolphinDirLister and just use a directory-lister
  internally in KFileItemModel.

- Minor interface-cleanups for signals

1 files changed, 53 insertions, 0 deletions

diff --git a/src/kitemviews/private/kitemlistsizehintresolver.h b/src/kitemviews/private/kitemlistsizehintresolver.h
new file mode 100644
index 000000000..1345e0321
--- /dev/null
+++ b/src/kitemviews/private/kitemlistsizehintresolver.h
@@ -0,0 +1,53 @@
+/***************************************************************************
+ *   Copyright (C) 2011 by Peter Penz <[email protected]>             *
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ *   This program is distributed in the hope that it will be useful,       *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with this program; if not, write to the                         *
+ *   Free Software Foundation, Inc.,                                       *
+ *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
+ ***************************************************************************/
+
+#ifndef KITEMLISTSIZEHINTRESOLVER_H
+#define KITEMLISTSIZEHINTRESOLVER_H
+
+#include <libdolphin_export.h>
+
+#include <QByteArray>
+#include <QList>
+#include <QSizeF>
+
+class KItemListView;
+
+/**
+ * @brief Calculates and caches the sizehints of items in KItemListView.
+ */
+class LIBDOLPHINPRIVATE_EXPORT KItemListSizeHintResolver
+{
+public:
+    KItemListSizeHintResolver(const KItemListView* itemListView);
+    virtual ~KItemListSizeHintResolver();
+    QSizeF sizeHint(int index) const;
+
+    void itemsInserted(int index, int count);
+    void itemsRemoved(int index, int count);
+    void itemsMoved(int index, int count);
+    void itemsChanged(int index, int count, const QSet<QByteArray>& roles);
+
+    void clearCache();
+
+private:
+    const KItemListView* m_itemListView;
+    mutable QList<QSizeF> m_sizeHintCache;
+};
+
+#endif