download manager constructor comments & typos fix

1 files changed, 15 insertions, 4 deletions

diff --git a/src/downloadmanager.cpp b/src/downloadmanager.cpp
index 8f7d8bb..5bada3a 100644
--- a/src/downloadmanager.cpp
+++ b/src/downloadmanager.cpp
@@ -1,19 +1,30 @@
 #include "downloadmanager.h"
 
+// static counter to save the number of successfully downloaded files.
 int DownloadManager::_downloaded = 0;
 // -------------------------------------------------------------------------------------------------------
+//                                          Initialisation
+// -------------------------------------------------------------------------------------------------------
+// Constructor initialises a QNetworkAccessManager needed to create/received download requests/replies
+// This object is then moved to the thread for the download manager, to ensure that downloads
+// are done in a separate thread (to avoid GUI blocking.)
+// The flag "_dip" starts as false, since no download is in progress.
+// This flag is needed to control queueing functionality.
+// Lastly the given download directory's existance is checked. (see below)
+
 DownloadManager::DownloadManager() {
    qxtLog->debug() << "Initializing download manager...";
-   check_downloadDirectory();
+   checkDownloadDirectory();
    _qnam = new QNetworkAccessManager();
    _qnam->moveToThread(&dmThread);
    _dip = false;
 }
+// Destructor
 DownloadManager::~DownloadManager() {
    delete _qnam;
 }
 // -------------------------------------------------------------------------------------------------------
-void DownloadManager::check_downloadDirectory() {
+void DownloadManager::checkDownloadDirectory() {
    // check if downloadPath exists, if not create it.
    _downloadDir = QDir(downloadPath);
    if (!_downloadDir.exists()) {
@@ -188,9 +199,9 @@ void DownloadManager::downloadFinished() {
       _outfile.close();
       _downloaded++;
       qxtLog->debug() << "[dm] Download of " << _currentDownload->url().toString()
-            << " finished. (_downloaded = " << _downloaded << ")";
+            << " finished. (downloaded = " << _downloaded << ")";
       emit
-      notify(QString("Successfully _downloaded %1").arg(_currentDownload->url().toString()));
+      notify(QString("Successfully downloaded %1").arg(_currentDownload->url().toString()));
       _currentDownload->deleteLater();
    }
    _dip = false;