--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/filemanager/src/filemanager/src/fmfindthread.cpp Tue Aug 31 15:06:05 2010 +0300
@@ -0,0 +1,173 @@
+/*
+ * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+ * All rights reserved.
+ * This component and the accompanying materials are made available
+ * under the terms of "Eclipse Public License v1.0"
+ * which accompanies this distribution, and is available
+ * at the URL "http://www.eclipse.org/legal/epl-v10.html".
+ *
+ * Initial Contributors:
+ * Nokia Corporation - initial contribution.
+ *
+ * Contributors:
+ * Zhiqiang Yang <zhiqiang.yang@nokia.com>
+ *
+ * Description:
+ * The find thread header file of file manager
+ */
+
+#include "fmfindthread.h"
+
+#include <QDir>
+
+// current path, it may come from findDirs.first().entryInfoList()
+#define CurrentDir QString( "." )
+
+// parent path, it may come from findDirs.first().entryInfoList()
+#define ParentDir QString( ".." )
+
+// if got 5 result and have not send notify event, then send notify event
+const int notifyPerCount = 5;
+
+// if got notifyPerElapsedTime milliseconds and have not send notify event, then send notify event.
+const int notifyPerElapsedTime = 500;
+
+/*!
+ \fn void found( const QStringList &dataList )
+ This signal is emitted when some data has been found and \a dataList is provided as data list.
+ Please connect this signal by Qt::BlockingQueuedConnection as dataList will be cleared immediately
+*/
+
+FmFindThread::FmFindThread( QObject *parent )
+ : QThread( parent )
+{
+ setPriority( LowPriority );
+}
+
+FmFindThread::~FmFindThread()
+{
+}
+
+QString FmFindThread::findPath() const
+{
+ return mFindPath;
+}
+
+void FmFindThread::setFindPath( const QString &path )
+{
+ mFindPath = path;
+}
+
+QRegExp FmFindThread::pattern() const
+{
+ return findPattern;
+}
+
+void FmFindThread::setPattern( const QRegExp ®Exp )
+{
+ findPattern = regExp;
+}
+
+void FmFindThread::stop()
+{
+ mStop = true;
+}
+
+void FmFindThread::run()
+{
+ mStop = false;
+ tempResultList.clear();
+ if (findPattern.isEmpty() || !findPattern.isValid())
+ return;
+
+ QDir dir( mFindPath );
+ if (!dir.exists())
+ return;
+
+ if( mFindPath.isEmpty() ){
+ findInResult();
+ return;
+ }
+
+ QList<QDir> findDirs;
+ findDirs.append( dir );
+ time.restart();
+ mStop = false;
+ while (!findDirs.isEmpty()) {
+ QFileInfoList infoList = findDirs.first().entryInfoList();
+ for (QFileInfoList::Iterator it = infoList.begin(); it != infoList.end(); ++it) {
+ QString name = it->fileName();
+ QString absolutPath = it->absoluteFilePath();
+ if (findPattern.exactMatch( it->fileName() )) {
+ tempResultList.append( it->absoluteFilePath() );
+ if (tempResultList.count() > notifyPerCount) {
+ emitFound();
+ } else if (time.elapsed() > notifyPerElapsedTime && tempResultList.count() > 0) {
+ emitFound();
+ }
+ }
+
+ //We are stopped;
+ if (mStop) {
+ if( tempResultList.count() > 0 ) {
+ emitFound();
+ }
+ return;
+ }
+
+ // exclude directory named ".." and "."
+ if (it->isDir() && it->fileName() != ParentDir && it->fileName() != CurrentDir ) {
+ findDirs.append( QDir( it->absoluteFilePath() ) );
+ }
+ }
+
+ findDirs.removeFirst();
+ }
+
+ emitFound();
+}
+
+/*
+ Emit signal "found" to send out found data
+*/
+void FmFindThread::emitFound()
+{
+ if( tempResultList.count() > 0 ) {
+ emit found( tempResultList );
+ tempResultList.clear();
+ time.restart();
+ }
+}
+
+void FmFindThread::setLastResult( QStringList r )
+{
+ mLastResult = r;
+}
+
+/*
+ Find keyword in last result
+ \sa setLastResult, this function must be called to set last result for findInResult
+*/
+void FmFindThread::findInResult()
+{
+ if( mFindPath.isEmpty() ){
+ for (QStringList::Iterator it = mLastResult.begin(); it != mLastResult.end(); ++it) {
+ if (mStop){
+ return;
+ }
+ QString absolutPath = (*it);
+ QFileInfo fileInfo( absolutPath );
+ QString fileName = fileInfo.fileName();
+
+ if (findPattern.exactMatch( fileName ) ) {
+ tempResultList.append( absolutPath );
+ if ( tempResultList.count() > notifyPerCount ) {
+ emitFound();
+ } else if (time.elapsed() > notifyPerElapsedTime && tempResultList.count() > 0) {
+ emitFound();
+ }
+ }
+ }
+ }
+ emitFound();
+}