Assure that the item delegate draws the hover effect and the selection for the details view only above the icon + name. Open issue: The performance when selecting files by the rubberband is too slow (will be fixed before KDE 4.2).

CCBUG: 165999
CCMAIL: [email protected]

svn path=/trunk/KDE/kdebase/apps/; revision=871874

1 files changed, 74 insertions, 0 deletions

diff --git a/src/dolphinfileitemdelegate.h b/src/dolphinfileitemdelegate.h
new file mode 100644
index 000000000..589ba7178
--- /dev/null
+++ b/src/dolphinfileitemdelegate.h
@@ -0,0 +1,74 @@
+/***************************************************************************
+ *   Copyright (C) 2008 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 DOLPHINFILEITEMDELEGATE_H
+#define DOLPHINFILEITEMDELEGATE_H
+
+#include <kfileitemdelegate.h>
+
+/**
+ * Extends KFileItemDelegate by the ability to show the hover effect
+ * and the selection in a minimized way for the name column of
+ * the details view.
+ *
+ * Note that this is a workaround, as Qt does not support having custom
+ * shapes within the visual rect of an item view. The visual part of
+ * workaround is handled inside DolphinFileItemDelegate, the behavior
+ * changes are handled in DolphinDetailsView.
+ */
+class DolphinFileItemDelegate : public KFileItemDelegate
+{
+public:
+    explicit DolphinFileItemDelegate(QObject* parent = 0);
+    virtual ~DolphinFileItemDelegate();
+
+    /**
+     * If \a minimized is true, the hover effect and the selection are
+     * only drawn above the icon and text of an item. Per default
+     * \a minimized is false, which means that the whole visual rect is
+     * used like in KFileItemDelegate.
+     */
+    void setMinimizedNameColumn(bool minimized);
+    bool hasMinimizedNameColumn() const;
+    
+    virtual void paint(QPainter* painter,
+                       const QStyleOptionViewItem& option,
+                       const QModelIndex& index) const;
+                       
+    /**
+     * Returns the minimized width of the name column for the name \a name. This method
+     * is also used in DolphinDetailsView to handle the selection of items correctly.
+     */
+    static int nameColumnWidth(const QString& name, const QStyleOptionViewItem& option);
+    
+private:
+    bool m_hasMinimizedNameColumn;
+};
+
+inline void DolphinFileItemDelegate::setMinimizedNameColumn(bool minimized)
+{
+    m_hasMinimizedNameColumn = minimized;
+}
+
+inline bool DolphinFileItemDelegate::hasMinimizedNameColumn() const
+{
+    return m_hasMinimizedNameColumn;
+}
+
+#endif