From 74bc3cac2530031c0ec78fc5039342ac0f077eb7 Mon Sep 17 00:00:00 2001
From: Peter Penz <peter.penz19@gmail.com>
Date: Sat, 29 Oct 2011 18:05:37 +0200
Subject: Implement grouping for all roles

---
 src/kitemviews/kfileitemmodel.h | 21 ++++++++++++++++-----
 1 file changed, 16 insertions(+), 5 deletions(-)

(limited to 'src/kitemviews/kfileitemmodel.h')

diff --git a/src/kitemviews/kfileitemmodel.h b/src/kitemviews/kfileitemmodel.h
index 8ccff95e8..f2e783f46 100644
--- a/src/kitemviews/kfileitemmodel.h
+++ b/src/kitemviews/kfileitemmodel.h
@@ -198,11 +198,17 @@ private:
     QList<QPair<int, QVariant> > sizeRoleGroups() const;
     QList<QPair<int, QVariant> > dateRoleGroups() const;
     QList<QPair<int, QVariant> > permissionRoleGroups() const;
-    QList<QPair<int, QVariant> > ownerRoleGroups() const;
-    QList<QPair<int, QVariant> > groupRoleGroups() const;
-    QList<QPair<int, QVariant> > typeRoleGroups() const;
-    QList<QPair<int, QVariant> > destinationRoleGroups() const;
-    QList<QPair<int, QVariant> > pathRoleGroups() const;
+    QList<QPair<int, QVariant> > genericStringRoleGroups(const QByteArray& role) const;
+
+    /**
+     * Helper method for all xxxRoleGroups() methods to check whether the
+     * item with the given index is a child-item. A child-item is defined
+     * as item having an expansion-level > 0. All xxxRoleGroups() methods
+     * should skip the grouping if the item is a child-item (although
+     * KItemListView would be capable to show sub-groups in groups this
+     * results in visual clutter for most usecases).
+     */
+    bool isChildItem(int index) const;
 
 private:
     QWeakPointer<KDirLister> m_dirLister;
@@ -241,6 +247,11 @@ private:
     friend class KFileItemModelTest; // For unit testing
 };
 
+inline bool KFileItemModel::isChildItem(int index) const
+{
+    return m_requestRole[ExpansionLevelRole] && m_data.at(index).value("expansionLevel").toInt() > 0;
+}
+
 #endif
 
 
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