[mythtv] mythmusic patch - trivial

[Matt Zimmerman]

On Sun, Apr 06, 2003 at 07:09:11PM -0700, Brent Hills wrote:

> The idea was to zero left pad the string so that I could sort the table by
> the song # column using the default sort routine.  Everytime the playlist
> is shuffled the songs are renumbered and sorted by the column number.  
> 
> To use the default sort routine I needed the column left zero padded or I
> would have to introduce a comparison routine for the sort (QT doesn't sort
> numerically by default).  

Ahh, now I see.  In that case, how about this (untested):

-- 
 - mdz

Index: playbackbox.cpp
===================================================================
RCS file: /var/lib/cvs/mythmusic/mythmusic/playbackbox.cpp,v
retrieving revision 1.38
diff -u -r1.38 playbackbox.cpp
--- playbackbox.cpp	6 Apr 2003 15:53:17 -0000	1.38
+++ playbackbox.cpp	7 Apr 2003 02:56:29 -0000
@@ -43,6 +43,27 @@
 #include "res/rateup.xpm"
 #include "res/ratedn.xpm"
 
+class PlaybackListViewItem: public QListViewItem {
+public:
+    PlaybackListViewItem(QListView * parent,
+                         QString label1, QString label2 = QString::null,
+                         QString label3 = QString::null, QString label4 = QString::null,
+                         QString label5 = QString::null, QString label6 = QString::null,
+                         QString label7 = QString::null, QString label8 = QString::null):
+        QListViewItem(parent, label1, label2, label3, label4, label5, label6, label7, label8) {};
+
+    virtual int compare(QListViewItem* i, int col, bool ascending) {
+        (void)ascending;
+        int a = text(col).toInt();
+        int b = i->text(col).toInt();
+        if (a < b)
+            return -1;
+        if (a > b)
+            return 1;
+        return 0;
+    };
+};
+
 PlaybackBox::PlaybackBox(PlaylistsContainer *the_playlists,
                          AllMusic *the_music,
                          QWidget *parent, const char *name)
@@ -583,12 +605,12 @@
             rating.append("|");
 
         if (showrating)
-            litem = new QListViewItem(playview, position, rating, 
-                                      searcher->Artist(), 
-                                      searcher->Title(), timestr);
+            litem = new PlaybackListViewItem(playview, position, rating, 
+                                             searcher->Artist(), 
+                                             searcher->Title(), timestr);
         else
-            litem = new QListViewItem(playview, position, searcher->Artist(),
-                                      searcher->Title(), timestr);
+            litem = new PlaybackListViewItem(playview, position, searcher->Artist(),
+                                             searcher->Title(), timestr);
         listlist.prepend(litem);
         count--;
     }
@@ -639,20 +661,10 @@
 
 void PlaybackBox::sortListAsShuffled(void)
 {
-    QListViewItem *litem;
     int max = playlistorder.size();
-    int digits,by10;
-
-    for (digits=1, by10=10; (max / by10) >= 1; by10 *= 10, digits++)
-        ;
-
-    QString temp(QString().sprintf("%%0%ii", digits));
 
     for(int x = 0; x < max; x++)
-    {
-        litem = listlist.at(playlistorder[x]);
-        litem->setText(0, QString().sprintf(temp.ascii(), x));
-    }
+        listlist.at(playlistorder[x])->setText(0, QString::number(x));
 
     playview->setSorting(0);
     playview->sort();