Applying view properties recursively to sub directories works again (TODO: rewrite ViewPropsApplier completely as KJob implementation).

svn path=/trunk/playground/utils/dolphin/; revision=610887

1 files changed, 114 insertions, 0 deletions

diff --git a/src/viewpropsapplier.cpp b/src/viewpropsapplier.cpp
new file mode 100644
index 000000000..f9992a619
--- /dev/null
+++ b/src/viewpropsapplier.cpp
@@ -0,0 +1,114 @@
+/***************************************************************************
+ *   Copyright (C) 2006 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.,                                       *
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ ***************************************************************************/
+
+#include "viewpropsapplier.h"
+#include "viewproperties.h"
+
+#include <assert.h>
+#include <kurl.h>
+#include <kfileitem.h>
+
+ViewPropsApplier::ViewPropsApplier(const KUrl& dir, const ViewProperties* viewProps)
+{
+    m_rootData = new RootData();
+    m_rootData->refCount = 0;
+    m_rootData->viewProps = viewProps;
+    m_rootData->rootApplier = this;
+
+    start(dir);
+}
+
+ViewPropsApplier::~ViewPropsApplier()
+{
+    assert(m_rootData != 0);
+    if (m_rootData->refCount == 0) {
+        m_rootData->rootApplier->emitCompleted();
+        delete m_rootData;
+        m_rootData = 0;
+    }
+
+    delete m_dirLister;
+    m_dirLister = 0;
+}
+
+void ViewPropsApplier::slotCompleted(const KUrl& /*dir*/)
+{
+    QTimer::singleShot(0, this, SLOT(countSubDirs()));
+}
+
+void ViewPropsApplier::countSubDirs()
+{
+    KFileItemList list = m_dirLister->items();
+    const int dirCount = list.count();
+    if (dirCount > 0) {
+        m_rootData->rootApplier->emitProgress(m_dirLister->url(), dirCount);
+
+        KFileItemList::const_iterator end = list.end();
+        for (KFileItemList::const_iterator it = list.begin(); it != end; ++it) {
+            assert((*it)->isDir());
+            const KUrl& subDir = (*it)->url();
+            if (m_rootData->viewProps != 0) {
+                // TODO: provide copy constructor in ViewProperties
+                ViewProperties props(subDir);
+                props.setViewMode(m_rootData->viewProps->viewMode());
+                props.setShowHiddenFilesEnabled(m_rootData->viewProps->sorting());
+                props.setSorting(m_rootData->viewProps->sorting());
+                props.setSortOrder(m_rootData->viewProps->sortOrder());
+            }
+            new ViewPropsApplier(subDir, m_rootData);
+        }
+    }
+
+    --(m_rootData->refCount);
+    if ((m_rootData->refCount == 0) || (m_rootData->rootApplier != this)) {
+        delete this;
+    }
+}
+
+ViewPropsApplier::ViewPropsApplier(const KUrl& dir,
+                                   RootData* rootData)
+{
+    m_rootData = rootData;
+    assert(m_rootData != 0);
+    start(dir);
+}
+
+void ViewPropsApplier::start(const KUrl& dir)
+{
+    m_dirLister = new KDirLister();
+    m_dirLister->setDirOnlyMode(true);
+    m_dirLister->setAutoUpdate(false);
+    connect(m_dirLister, SIGNAL(completed(const KUrl&)),
+            this, SLOT(slotCompleted(const KUrl&)));
+    m_dirLister->openUrl(dir);
+    ++(m_rootData->refCount);
+}
+
+void ViewPropsApplier::emitProgress(const KUrl& dir, int count)
+{
+    emit progress(dir, count);
+}
+
+void ViewPropsApplier::emitCompleted()
+{
+    emit completed();
+}
+
+#include "viewpropsapplier.moc"