1 files changed, 124 insertions, 0 deletions
diff --git a/src/app/VFS/krdirwatch.cpp b/src/app/VFS/krdirwatch.cpp
new file mode 100644
index 0000000..fe4e2de
--- /dev/null
+++ b/src/app/VFS/krdirwatch.cpp
@@ -0,0 +1,124 @@
+/***************************************************************************
+                                krdirwatch.cpp
+                             -------------------
+    copyright            : (C) 2000 by Shie Erlich & Rafi Yanai
+    e-mail               : krusader@users.sourceforge.net
+    web site             : http://krusader.sourceforge.net
+ ---------------------------------------------------------------------------
+  Description
+ ***************************************************************************
+
+  A
+
+     db   dD d8888b. db    db .d8888.  .d8b.  d8888b. d88888b d8888b.
+     88 ,8P' 88  `8D 88    88 88'  YP d8' `8b 88  `8D 88'     88  `8D
+     88,8P   88oobY' 88    88 `8bo.   88ooo88 88   88 88ooooo 88oobY'
+     88`8b   88`8b   88    88   `Y8b. 88~~~88 88   88 88~~~~~ 88`8b
+     88 `88. 88 `88. 88b  d88 db   8D 88   88 88  .8D 88.     88 `88.
+     YP   YD 88   YD ~Y8888P' `8888Y' YP   YP Y8888D' Y88888P 88   YD
+
+                                                     S o u rc e    F i l e
+
+ ***************************************************************************
+ *                                                                         *
+ *   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.                                   *
+ *                                                                         *
+ ***************************************************************************/
+#include "krdirwatch.h"
+#include <unistd.h>
+#include <sys/types.h>
+#include <kdebug.h>
+#include "krpermhandler.h"
+#include "tqstringlist.h"
+#include <tqdir.h>
+
+KRdirWatch::KRdirWatch(int msec,bool dirOnly):
+  delay(msec),t(this), changed(false) {
+  if(dirOnly) dir.setFilter( TQDir::Dirs | TQDir::Hidden | TQDir::NoSymLinks );
+  watched.setAutoDelete(true);
+  connect(&t,TQ_SIGNAL(timeout()),this, TQ_SLOT(checkDirs()));
+  startScan();
+}
+
+KRdirWatch::~KRdirWatch(){
+  clearList();
+  stopScan();
+}
+
+void KRdirWatch::removeDir(TQString path){
+  t.stop();
+  for ( it = watched.first(); it != 0;  )
+    if (it->path == path) watched.remove();
+    else it = watched.next();
+  if (!stopped) startScan();
+}
+
+void KRdirWatch::addDir(TQString path, bool checkPermissions){
+  t.stop();
+
+  krDirEntry* temp = new krDirEntry;
+  if (!dir.cd(path)){ // if it's not a dir or don't exist - don't add it
+    //kdDebug() << "KRDirWatch: can't watch " + path +", (don't exist)" << endl;
+    return;
+  }
+  if( checkPermissions ) {
+    // if we can't read it - don't bother
+    if (getgid() != 0 && !KRpermHandler::fileReadable(path) ){
+      //kdDebug() << "KRDirWatch: can't watch " + path +", (not readable)" << endl;
+      return;
+    }
+    if (!KRpermHandler::fileWriteable(path) ){ // read-only directorys can't be changed
+      //kdDebug() << "KRDirWatch: not watching " + path +", (read-only directory)" << endl;
+      return;
+    }
+  }
+  qfi.setFile(path);
+
+  temp->path = dir.path();
+  temp->count = dir.entryList(TQDir::All | TQDir::AccessMask).count();
+  temp->lastModified = qfi.lastModified();
+
+  watched.append(temp);
+  if (!stopped) startScan();
+}
+
+// here we do the actual checking
+void KRdirWatch::checkDirs(){
+  t.stop();
+
+  TQString path;
+  unsigned long count;
+  TQDateTime dt;
+
+  for ( it = watched.first(); it != 0; it = watched.next() ){
+    path = it->path;
+    qfi.setFile(path);
+    if (!dir.cd(path)){
+      clearList();
+      emit dirty();
+      return;
+    }
+    dt = qfi.lastModified();
+    count = dir.entryList(TQDir::All | TQDir::AccessMask).count();
+    // check for changes
+    if(it->lastModified!=dt || it->count!=count){
+      changed = true;
+      it->lastModified=dt;
+      it->count=count;
+      startScan();
+      return;
+    }
+    if(changed){
+      changed = false;
+      clearList();
+      emit dirty();
+      return;
+    }
+  }
+  if (!stopped) startScan();
+}
+
+#include "krdirwatch.moc"