- Move deletion from hard drive to a thread to avoid GUI freezing

Changelog

@@ -14,6 +14,7 @@
     - BUGFIX: Force a refresh of download list when the window is shown (avoid delay)
     - BUGFIX: Fixed deletion from hard drive (failed for non-empty folders)
     - BUGFIX: qBittorrent now identifies its version correctly on the network
+    - BUGFIX: Preventing GUI from freezing when deleting a download permanently
     - COSMETIC: Replaced OSD messages by systray messages
 
 * Tue Nov 28 2006 - Christophe Dumez <chris@qbittorrent.org> - v0.8.0

TODO

@@ -36,6 +36,5 @@
 
 // In v0.9.0
 - Wait for libtorrent v0.12 official release
-- Move deletion from hard drive to a thread to avoid GUI freezing
 - Should create options dialog only when needed to save up some memory
 - Download from RSS feeds

src/GUI.cpp

@@ -1081,10 +1081,21 @@ void GUI::deletePermanently(){
           torrentBackup.remove(fileName+".incremental");
           torrentBackup.remove(fileName+".pieces");
           torrentBackup.remove(fileName+".savepath");
-          // Remove from Hard drive TODO
+          // Remove from Hard drive
           qDebug("Removing this on hard drive: %s", qPrintable(savePath+QDir::separator()+fileName));
-          if(!misc::removePath(savePath+QDir::separator()+fileName)){
-            qDebug("Couldn't remove the download on the hard drive");
+          // Deleting in a thread to avoid GUI freeze
+          deleteThread *deleter = new deleteThread(savePath+QDir::separator()+fileName);
+          deleters << deleter;
+          int i = 0;
+          while(i < deleters.size()){
+            deleter = deleters.at(i);
+            if(deleter->isFinished()){
+              qDebug("Delete thread has finished, deleting it");
+              deleters.removeAt(i);
+              delete deleter;
+            }else{
+              ++i;
+            }
           }
           // Update info bar
           setInfoBar("'" + fileName +"' "+tr("removed.", "<file> removed."));

src/GUI.h

@@ -43,6 +43,8 @@
 #include "about_imp.h"
 #include "previewSelect.h"
 #include "trackerLogin.h"
+#include "deleteThread.h"
+
 
 #define TIME_TRAY_BALLOON 5000
 
@@ -72,6 +74,7 @@ class GUI : public QMainWindow, private Ui::MainWindow{
     downloadThread *downloader;
     downloadFromURL *downloadFromURLDialog;
     bool DHTEnabled;
+    QList<deleteThread*> deleters;
     // GUI related
     options_imp *options;
     createtorrent *createWindow;

src/src.pro

@@ -102,7 +102,7 @@ HEADERS += GUI.h misc.h options_imp.h about_imp.h \
 	   PropListDelegate.h previewSelect.h \
            PreviewListDelegate.h trackerLogin.h \
            downloadThread.h downloadFromURLImp.h \
-           torrentAddition.h
+           torrentAddition.h deleteThread.h
 FORMS += MainWindow.ui options.ui about.ui \
          properties.ui createtorrent.ui preview.ui \
          login.ui downloadFromURL.ui addTorrentDialog.ui