added sorting by file creation date (Closes issue 564)

git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@3127 90c681e8-e032-0410-971d-27865f9a5e38

3 files changed, 46 insertions, 8 deletions

diff --git a/src/plugins/Ui/skinned/playlist.cpp b/src/plugins/Ui/skinned/playlist.cpp
index ac97e0eae..b536f1ef2 100644
--- a/src/plugins/Ui/skinned/playlist.cpp
+++ b/src/plugins/Ui/skinned/playlist.cpp
@@ -239,6 +239,10 @@ void PlayList::createActions()
     connect (trackAct, SIGNAL (triggered (bool)), signalMapper, SLOT (map()));
     signalMapper->setMapping (trackAct, PlayListModel::TRACK);
 
+    QAction* fileDateAct = sort_mode_menu->addAction (tr("By File Creation Date"));
+    connect (fileDateAct, SIGNAL (triggered (bool)), signalMapper, SLOT (map()));
+    signalMapper->setMapping (fileDateAct, PlayListModel::FILE_CREATION_DATE);
+
     connect (signalMapper, SIGNAL (mapped (int)), m_pl_manager, SLOT (sort (int)));
 
     m_sortMenu->addMenu (sort_mode_menu);
@@ -278,6 +282,10 @@ void PlayList::createActions()
     connect (trackAct, SIGNAL (triggered (bool)), signalMapper, SLOT (map()));
     signalMapper->setMapping (trackAct, PlayListModel::TRACK);
 
+    fileDateAct = sort_mode_menu->addAction (tr("By File Creation Date"));
+    connect (fileDateAct, SIGNAL (triggered (bool)), signalMapper, SLOT (map()));
+    signalMapper->setMapping (fileDateAct, PlayListModel::FILE_CREATION_DATE);
+
     connect (signalMapper, SIGNAL (mapped (int)), m_pl_manager, SLOT (sortSelection (int)));
 
     m_sortMenu->addMenu (sort_mode_menu);
diff --git a/src/qmmpui/playlistmodel.cpp b/src/qmmpui/playlistmodel.cpp
index 71bf2f771..0ff3b17c2 100644
--- a/src/qmmpui/playlistmodel.cpp
+++ b/src/qmmpui/playlistmodel.cpp
@@ -28,6 +28,7 @@
 #include <QTimer>
 #include <QBuffer>
 #include <QMetaType>
+#include <QDateTime>
 #include <time.h>
 #include <qmmp/metadatamanager.h>
 #include "playlistparser.h"
@@ -725,7 +726,26 @@ static bool _trackGreaterComparator(PlayListItem* s1,PlayListItem* s2)
 {
     return s1->value(Qmmp::TRACK).toInt() > s2->value(Qmmp::TRACK).toInt();
 }
+//by file creation date
+static bool _fileCreationDateLessComparator(PlayListItem* s1,PlayListItem* s2)
+{
+    return QFileInfo(s1->value(Qmmp::URL)).created() < QFileInfo(s2->value(Qmmp::URL)).created();
+}
 
+static bool _fileCreationDateGreaterComparator(PlayListItem* s1,PlayListItem* s2)
+{
+    return QFileInfo(s1->value(Qmmp::URL)).created() > QFileInfo(s2->value(Qmmp::URL)).created();
+}
+//by file modification date
+static bool _fileModificationDateLessComparator(PlayListItem* s1,PlayListItem* s2)
+{
+    return QFileInfo(s1->value(Qmmp::URL)).lastModified() < QFileInfo(s2->value(Qmmp::URL)).lastModified();
+}
+
+static bool _fileModificationDateGreaterComparator(PlayListItem* s1,PlayListItem* s2)
+{
+    return QFileInfo(s1->value(Qmmp::URL)).lastModified() > QFileInfo(s2->value(Qmmp::URL)).lastModified();
+}
 // This is main sort method
 void PlayListModel::doSort(int sort_mode,QList<PlayListItem*>& list_to_sort)
 {
@@ -773,6 +793,14 @@ void PlayListModel::doSort(int sort_mode,QList<PlayListItem*>& list_to_sort)
         compareLessFunc = _trackLessComparator;
         compareGreaterFunc = _trackGreaterComparator;
         break;
+    case FILE_CREATION_DATE:
+        compareLessFunc = _fileCreationDateLessComparator;
+        compareGreaterFunc = _fileCreationDateGreaterComparator;
+        break;
+    case FILE_MODIFICATION_DATE:
+        compareLessFunc = _fileModificationDateLessComparator;
+        compareGreaterFunc = _fileModificationDateGreaterComparator;
+        break;
     default:
         compareLessFunc = _titleLessComparator;
         compareGreaterFunc = _titleGreaterComparator;
diff --git a/src/qmmpui/playlistmodel.h b/src/qmmpui/playlistmodel.h
index 18d751894..37581a21a 100644
--- a/src/qmmpui/playlistmodel.h
+++ b/src/qmmpui/playlistmodel.h
@@ -277,14 +277,16 @@ public:
      */
     enum SortMode
     {
-        TITLE,             /*!< by title */
-        ALBUM,             /*!< by album */
-        DISCNUMBER,        /*!< by discnumber */
-        ARTIST,            /*!< by artist */
-        FILENAME,          /*!< by file name */
-        PATH_AND_FILENAME, /*!< by path and file name */
-        DATE,              /*!< by date */
-        TRACK              /*!< by track */
+        TITLE,                  /*!< by title */
+        ALBUM,                  /*!< by album */
+        DISCNUMBER,             /*!< by discnumber */
+        ARTIST,                 /*!< by artist */
+        FILENAME,               /*!< by file name */
+        PATH_AND_FILENAME,      /*!< by path and file name */
+        DATE,                   /*!< by date */
+        TRACK,                  /*!< by track */
+        FILE_CREATION_DATE,     /*!< by file creation date */
+        FILE_MODIFICATION_DATE  /*!< by file modification date */
     };
 
 signals: