Fix type-based window-targeting

src/MediaPlayer.cpp

@@ -152,19 +152,24 @@ MediaPlayer::Window()
 
 	fWindowTargetHops = kTargetHops;
 
+	Song current;
+	CurrentItem(&current, false);
+
 	for (int32 i = CountWindows() - 1; i >= 0; i--) {
 		MediaPlayer mp(i, MP_BY_INDEX);
 		if (mp.IsValid()) {
 			if (fWindowTarget == MP_BY_LATEST)
-				return i;
+				return fWindowIndex = i;
 
-			Song current;
-			BString type;
-			if (CurrentItem(&current, false)
-				&& BNode(current.Path().Path()).ReadAttrString("BEOS:TYPE", &type) == B_OK)
-				if ((type.StartsWith("audio") && fWindowTarget == MP_BY_TYPE_AUDIO)
-					|| (type.StartsWith("video") && fWindowTarget == MP_BY_TYPE_VIDEO))
-					return i;
+			Song mpcurrent;
+			mp.CurrentItem(&mpcurrent, false);
+
+			// If the current item's type is correct, we'll keep it
+			if (!current.InitCheck() || !_MatchesTypeTarget(current.Type(), fWindowTarget))
+				if (mpcurrent.InitCheck() && _MatchesTypeTarget(mpcurrent.Type(), fWindowTarget))
+					return fWindowIndex = i;
+				else
+					fWindowIndex = -1;
 		}
 	}
 	return fWindowIndex;
@@ -259,6 +264,14 @@ MediaPlayer::_ScriptingCall(const char* attribute, BMessage* send, BMessage* rep
 }
 
 
+bool
+MediaPlayer::_MatchesTypeTarget(BString mimetype, target typeTarget)
+{
+	return (mimetype.StartsWith("video") && typeTarget == MP_BY_TYPE_VIDEO)
+		|| (mimetype.StartsWith("audio") && typeTarget == MP_BY_TYPE_AUDIO);
+}
+
+
 const char*
 MediaPlayer::_UriToPath(BString URI)
 {

src/MediaPlayer.h

@@ -71,6 +71,7 @@ private:
 	        void         _ScriptingCall(const char* attribute, BMessage* send, BMessage* reply,
 		                                int32 trackIndex = MP_NO_TRACK, bool window = true);
 
+	        bool         _MatchesTypeTarget(BString mimetype, target typeTarget);
 	        const char*  _UriToPath(BString URI);
 
 	int32 fWindowIndex;

src/Song.cpp

@@ -75,6 +75,15 @@ Song::Path()
 }
 
 
+BString
+Song::Type()
+{
+	if (fType.IsEmpty())
+		BNode(fPath.Path()).ReadAttrString("BEOS:TYPE", &fType);
+	return fType;
+}
+
+
 int64
 Song::Duration()
 {

src/Song.h

@@ -18,6 +18,7 @@
 #define SONG_H
 
 #include <Path.h>
+#include <String.h>
 
 class BBitmap;
 
@@ -32,6 +33,7 @@ public:
 	BBitmap*    Cover();
 
 	BPath       Path();
+	BString     Type();
 	int64       Duration();
 
 	int operator ==(Song a)
@@ -60,6 +62,7 @@ private:
 
 	int64 fDuration;
 	BPath fPath;
+	BString fType;
 };
 
 #endif // SONG_H