Usability improvement

Improved the usability of alsamixer:

- the mute/unmute appears in a separate box below the volume bar
  more obviously
- the capture switch appears below the volume bar, too
- the controls without volume doesn't show volume bars
- fixed bugs with all view mode
- fixed the calculation of volume bar size
- show left/right scrollable status
- code clean up

1 files changed, 4 insertions, 4 deletions

diff --git a/alsamixer/alsamixer.1 b/alsamixer/alsamixer.1
index 7069a18..2e13fc5 100644
--- a/alsamixer/alsamixer.1
+++ b/alsamixer/alsamixer.1
@@ -58,12 +58,12 @@ volume filled in that box.  The volume percentages are displayed below
 the volume bar for left and right channels.  For a mono control, only
 one value is shown there.
 
-When a mixer control is turned off, \fIM\fP (mute) appears in the top
-of its volume bar.  Stereo controls may have two \fIM\fP's for left
-and right channels.  You can toggle the switch via \fIm\fP key.
+When a mixer control is turned off, \fIM\fP (mute) appears below the
+volume bar.  When it's turned on, \fIO\fP in green appears instead.
+You can toggle the switch via \fIm\fP key.
 
 When a mixer control has capture capability, the capture flag appears
-over the volume bar.  When the capture is turned off,
+below the volume bar, too.  When the capture is turned off,
 \-\-\-\-\-\- is shown.  \fICAPTUR\fP in red appears when the
 capture switch is turned on.  In addition, \fIL\fP and \fIR\fP letters
 appear in left and right side to indicate that left and the right