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125 lines
4.0 KiB
125 lines
4.0 KiB
/***************************************************************************
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krdirwatch.cpp
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-------------------
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copyright : (C) 2000 by Shie Erlich & Rafi Yanai
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e-mail : krusader@users.sourceforge.net
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web site : http://krusader.sourceforge.net
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---------------------------------------------------------------------------
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Description
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***************************************************************************
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A
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db dD d8888b. db db .d8888. .d8b. d8888b. d88888b d8888b.
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88 ,8P' 88 `8D 88 88 88' YP d8' `8b 88 `8D 88' 88 `8D
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88,8P 88oobY' 88 88 `8bo. 88ooo88 88 88 88ooooo 88oobY'
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88`8b 88`8b 88 88 `Y8b. 88~~~88 88 88 88~~~~~ 88`8b
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88 `88. 88 `88. 88b d88 db 8D 88 88 88 .8D 88. 88 `88.
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YP YD 88 YD ~Y8888P' `8888Y' YP YP Y8888D' Y88888P 88 YD
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S o u rc e F i l e
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***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#include "krdirwatch.h"
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#include <unistd.h>
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#include <sys/types.h>
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#include <kdebug.h>
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#include "krpermhandler.h"
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#include "tqstringlist.h"
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#include <tqdir.h>
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KRdirWatch::KRdirWatch(int msec,bool dirOnly):
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delay(msec),t(this), changed(false) {
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if(dirOnly) dir.setFilter( TQDir::Dirs | TQDir::Hidden | TQDir::NoSymLinks );
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watched.setAutoDelete(true);
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connect(&t,TQ_SIGNAL(timeout()),this, TQ_SLOT(checkDirs()));
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startScan();
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}
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KRdirWatch::~KRdirWatch(){
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clearList();
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stopScan();
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}
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void KRdirWatch::removeDir(TQString path){
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t.stop();
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for ( it = watched.first(); it != 0; )
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if (it->path == path) watched.remove();
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else it = watched.next();
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if (!stopped) startScan();
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}
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void KRdirWatch::addDir(TQString path, bool checkPermissions){
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t.stop();
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krDirEntry* temp = new krDirEntry;
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if (!dir.cd(path)){ // if it's not a dir or don't exist - don't add it
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//kdDebug() << "KRDirWatch: can't watch " + path +", (don't exist)" << endl;
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return;
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}
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if( checkPermissions ) {
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// if we can't read it - don't bother
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if (getgid() != 0 && !KRpermHandler::fileReadable(path) ){
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//kdDebug() << "KRDirWatch: can't watch " + path +", (not readable)" << endl;
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return;
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}
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if (!KRpermHandler::fileWriteable(path) ){ // read-only directorys can't be changed
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//kdDebug() << "KRDirWatch: not watching " + path +", (read-only directory)" << endl;
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return;
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}
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}
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qfi.setFile(path);
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temp->path = dir.path();
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temp->count = dir.entryList(TQDir::All | TQDir::AccessMask).count();
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temp->lastModified = qfi.lastModified();
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watched.append(temp);
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if (!stopped) startScan();
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}
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// here we do the actual checking
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void KRdirWatch::checkDirs(){
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t.stop();
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TQString path;
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unsigned long count;
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TQDateTime dt;
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for ( it = watched.first(); it != 0; it = watched.next() ){
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path = it->path;
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qfi.setFile(path);
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if (!dir.cd(path)){
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clearList();
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emit dirty();
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return;
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}
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dt = qfi.lastModified();
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count = dir.entryList(TQDir::All | TQDir::AccessMask).count();
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// check for changes
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if(it->lastModified!=dt || it->count!=count){
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changed = true;
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it->lastModified=dt;
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it->count=count;
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startScan();
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return;
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}
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if(changed){
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changed = false;
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clearList();
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emit dirty();
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return;
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}
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}
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if (!stopped) startScan();
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}
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#include "krdirwatch.moc"
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