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|
#!/bin/sh
#################################################################################
# kmixremote - control kmix from a script.
#
# Set volume
# Get volume
# Mute
#################################################################################
usage()
{
echo "Usage:"
echo "List mixers # $0 list"
echo "List controls # $0 list <mixer>"
echo "Get Volume # $0 get [--master | <mixer> <control>]"
echo "Set Volume # $0 set [--master | <mixer> <control>] <0..100>"
echo "Mute/Unmute # $0 mute [--master | <mixer> <control>] true|false"
echo
}
exit_with_error()
{
echo "Error: $1"
echo
usage
exit 1
}
# Prints the mixer DBUS ID's on the console. leaving out the "/Mixers/" prefix
listMixers()
{
qdbus org.kde.kmix /Mixers org.freedesktop.DBus.Properties.Get org.kde.KMix.MixSet mixers | cut -f3 -d/
errorCode=$?
if test $errorCode != 0; then
echo "Error $errorCode listing mixers. KMix is not running."
fi
}
# Prints the mixer control DBUS ID's of the given mixer on the console. leaving out the "/Mixers/" prefix
listControls()
{
qdbus org.kde.kmix $1 org.freedesktop.DBus.Properties.Get org.kde.KMix.Mixer controls | cut -f4 -d/
errorCode=$?
if test $errorCode != 0; then
echo "Error $errorCode listing controls. KMix is not running."
fi
}
command=""
if ! type qdbus >/dev/null 2>&1 ; then
exit_with_error "$0 requires qdbus, but it cannot be found. Please install or check \$PATH"
fi
# Read args
while true; do
arg=$1
if test -z "$arg"; then
break
fi
shift
if test "x--master" = "x$arg"; then
mixer=`qdbus org.kde.kmix /Mixers org.kde.KMix.MixSet.currentMasterMixer`
control=`qdbus org.kde.kmix /Mixers org.kde.KMix.MixSet.currentMasterControl`
elif test "x--help" = "x$arg" -o "x-h" = "x$arg"; then
usage
exit 0
else
# If not a specific option, then interpret as standad args, in this order: command, mixer, control and genericArg
if test -z "$command"; then
command=$arg
elif test -z "$mixer"; then
mixer="${arg}"
elif test -z "$control"; then
control=$arg
elif test -z "$genericArg"; then
genericArg=$arg
else
exit_with_error "Too many aguments"
fi
fi
#echo $arg
done
if test -z "$command"; then
usage
echo "<mixer> - The mixer to use. Select one from the following list:"
echo "-----------------------------------------------------------------"
listMixers
exit 0
elif test "xlist" = "x$command"; then
if test -z "$mixer"; then
listMixers
else
# List controls
listControls "/Mixers/${mixer}"
fi
exit 0
fi
# All following commands require a mixer
if test -z "$mixer"; then
exit_with_error "<mixer> argument missing"
fi
if test -z "$control"; then
exit_with_error "<control> argument missing"
fi
# All following commands require a mixer and a control
targetControl="/Mixers/${mixer}/${control}"
#echo "ARGS: $command $targetControl $genericArg"
# --- EXECUTE PHASE --------------------------------------------------------------------------------------------------
if test "xget" = "x$command"; then
# GET
qdbus org.kde.kmix $targetControl org.freedesktop.DBus.Properties.Get org.kde.KMix.Control volume
elif test "xset" = "x$command"; then
# SET
qdbus org.kde.kmix $targetControl org.freedesktop.DBus.Properties.Set org.kde.KMix.Control volume $genericArg
elif test "xmute" = "x$command"; then
# MUTE
qdbus org.kde.kmix $targetControl org.freedesktop.DBus.Properties.Set org.kde.KMix.Control mute $genericArg
else
exit_with_error "No such command '$command'"
fi
exit 0
|
