From 652d08c9242ed51d86dba3b2afda9d3b2e9a9cd7 Mon Sep 17 00:00:00 2001
From: Peter Penz <peter.penz19@gmail.com>
Date: Sat, 24 Jul 2010 21:45:49 +0000
Subject: Sourcecode hierarchy cleanup: Create folder "views" and move view
 related sources to it

svn path=/trunk/KDE/kdebase/apps/; revision=1154146
---
 src/views/dolphindetailsviewexpander.h | 77 ++++++++++++++++++++++++++++++++++
 1 file changed, 77 insertions(+)
 create mode 100644 src/views/dolphindetailsviewexpander.h

(limited to 'src/views/dolphindetailsviewexpander.h')

diff --git a/src/views/dolphindetailsviewexpander.h b/src/views/dolphindetailsviewexpander.h
new file mode 100644
index 000000000..b4dc2fc72
--- /dev/null
+++ b/src/views/dolphindetailsviewexpander.h
@@ -0,0 +1,77 @@
+/***************************************************************************
+ *   Copyright (C) 2009 by Frank Reininghaus (frank78ac@googlemail.com)    *
+ *                                                                         *
+ *   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 DOLPHINDETAILSVIEWEXPANDER_H
+#define DOLPHINDETAILSVIEWEXPANDER_H
+
+#include <QObject>
+#include <QSet>
+#include <QList>
+
+class DolphinDetailsView;
+class KUrl;
+class KDirLister;
+class DolphinModel;
+class DolphinSortFilterProxyModel;
+
+/**
+ * @brief Expands a given set of subfolders in collaboration with the dir lister and the dir model.
+ *
+ * Note that only one subfolder can be expanded at a time. Each expansion triggers KDirLister::openUrl(...),
+ * and further expansions can only be done the next time the dir lister emits its completed() signal.
+ */
+class DolphinDetailsViewExpander : public QObject
+{
+    Q_OBJECT
+
+public:
+    explicit DolphinDetailsViewExpander(DolphinDetailsView* parent,
+                                        const QSet<KUrl>& urlsToExpand);
+
+    virtual ~DolphinDetailsViewExpander();
+
+    /**
+     * Stops the expansion and deletes the object via deleteLater().
+     */
+    void stop();
+
+private slots:
+    /**
+     * This slot is invoked every time the dir lister has completed a listing.
+     * It expands the first URL from the list m_urlsToExpand that can be found in the dir model.
+     * If the list is empty, stop() is called.
+     */
+    void slotDirListerCompleted();
+
+signals:
+    /**
+     * Is emitted when the expander has finished expanding URLs in the details view.
+     */
+    void completed();
+
+private:
+    QList<KUrl> m_urlsToExpand;
+
+    DolphinDetailsView* m_detailsView;
+    const KDirLister* m_dirLister;
+    const DolphinModel* m_dolphinModel;
+    const DolphinSortFilterProxyModel* m_proxyModel;
+};
+
+#endif
-- 
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