* Added a temporary solution to add the Audio:Length attribute to audio files,

just like SoundPlay did.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@33812 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/apps/mediaplayer/MainWin.cpp

@@ -31,6 +31,7 @@
 #include <Application.h>
 #include <Autolock.h>
 #include <Debug.h>
+#include <fs_attr.h>
 #include <Menu.h>
 #include <MenuBar.h>
 #include <MenuItem.h>
@@ -44,6 +45,7 @@
 
 #include "AudioProducer.h"
 #include "ControllerObserver.h"
+#include "FilePlaylistItem.h"
 #include "MainApp.h"
 #include "PeakView.h"
 #include "PlaylistItem.h"
@@ -442,6 +444,7 @@ MainWin::MessageReceived(BMessage *msg)
 			// TODO: move all other GUI changes as a reaction to this
 			// notification
 //			_UpdatePlaylistMenu();
+			_SetFileAttributes();
 			break;
 		case MSG_CONTROLLER_VIDEO_TRACK_CHANGED:
 		{
@@ -1677,6 +1680,35 @@ MainWin::_ToggleNoInterface()
 // #pragma mark -
 
 
+/*!	Sets some standard attributes of the currently played file.
+	This should only be a temporary solution.
+*/
+void
+MainWin::_SetFileAttributes()
+{
+	const FilePlaylistItem* item
+		= dynamic_cast<const FilePlaylistItem*>(fController->Item());
+
+	if (!fHasVideo && fHasAudio) {
+		BNode node(&item->Ref());
+		if (node.InitCheck())
+			return;
+
+		attr_info info;
+		status_t status = node.GetAttrInfo("Audio:Length", &info);
+		if (status != B_OK || info.size == 0) {
+			time_t duration = fController->TimeDuration() / 1000000L;
+
+			char text[256];
+			snprintf(text, sizeof(text), "%02ld:%02ld", duration / 60,
+				duration % 60);
+			node.WriteAttr("Audio:Length", B_STRING_TYPE, 0, text,
+				strlen(text) + 1);
+		}
+	}
+}
+
+
 void
 MainWin::_UpdateControlsEnabledStatus()
 {

src/apps/mediaplayer/MainWin.h

@@ -102,6 +102,7 @@ private:
 			void				_ToggleAlwaysOnTop();
 			void				_ToggleNoInterface();
 
+			void				_SetFileAttributes();
 			void				_UpdateControlsEnabledStatus();
 			void				_UpdatePlaylistMenu();
 			void				_AddPlaylistItem(PlaylistItem* item,

src/apps/mediaplayer/playlist/FilePlaylistItem.h

@@ -50,6 +50,8 @@ public:
 	// playback
 	virtual	BMediaFile*			CreateMediaFile() const;
 
+			const entry_ref&	Ref() const { return fRef; }
+
 private:
 			entry_ref			fRef;
 			BString				fNameInTrash;