Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdemultimedia@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 53 insertions, 0 deletions

diff --git a/kmix/mixer_alsa.h b/kmix/mixer_alsa.h
new file mode 100644
index 00000000..da04e372
--- /dev/null
+++ b/kmix/mixer_alsa.h
@@ -0,0 +1,53 @@
+#ifndef MIXER_ALSA_H
+#define MIXER_ALSA_H
+
+// QT includes
+#include <qvaluelist.h>
+
+// Forward QT includes
+class QString;
+class QSocketNotifier;
+
+#include "mixer_backend.h"
+
+class Mixer_ALSA : public Mixer_Backend
+{
+	public:
+		Mixer_ALSA( int device = -1 );
+		~Mixer_ALSA();
+
+		virtual int  readVolumeFromHW( int devnum, Volume &vol );
+		virtual int  writeVolumeToHW( int devnum, Volume &vol );
+		virtual bool setRecsrcHW( int devnum, bool on);
+		virtual bool isRecsrcHW( int devnum );
+	        virtual void setEnumIdHW(int mixerIdx, unsigned int);
+      		virtual unsigned int enumIdHW(int mixerIdx);
+		virtual bool prepareUpdateFromHW();
+                virtual bool needsPolling() { return false; }
+                virtual void prepareSignalling( Mixer *mixer );
+
+	protected:
+		virtual int open();
+		virtual int close();
+
+	private:
+		int identify( snd_mixer_selem_id_t *sid );
+		snd_mixer_elem_t* getMixerElem(int devnum);
+		void removeSignalling();
+
+		virtual QString errorText(int mixer_error);
+		typedef QValueList<snd_mixer_selem_id_t *>AlsaMixerSidList;
+		AlsaMixerSidList mixer_sid_list;
+		typedef QValueList<snd_mixer_elem_t *> AlsaMixerElemList; // !! remove
+		AlsaMixerElemList mixer_elem_list; // !! remove
+
+                bool _initialUpdate;
+		snd_mixer_t *_handle;
+		QString devName;
+	        struct pollfd  *m_fds;
+                QSocketNotifier **m_sns;
+		int m_count;
+
+};
+
+#endif