1 files changed, 60 insertions, 0 deletions
diff --git a/src/plugins/CommandLineOptions/IncDecVolumeOption/incdecvolumeoption.cpp b/src/plugins/CommandLineOptions/IncDecVolumeOption/incdecvolumeoption.cpp
new file mode 100644
index 000000000..93a7dd21d
--- /dev/null
+++ b/src/plugins/CommandLineOptions/IncDecVolumeOption/incdecvolumeoption.cpp
@@ -0,0 +1,60 @@
+#include <QtPlugin>
+#include <QTranslator>
+
+#include "incdecvolumeoption.h"
+
+bool IncDecVolumeCommandLineOption::identify(const QString & str) const
+{
+    if (
+        str == QString("--volume-inc") ||
+        str == QString("--volume-dec")
+    )
+    {
+        return TRUE;
+    }
+
+    return FALSE;
+}
+
+const QString IncDecVolumeCommandLineOption::helpString() const
+{
+    return  QString(
+                "--volume-inc         " + tr("Increase volume with step 5")+"\n"
+                "--volume-dec         " + tr("Decrease volume with step 5")+"\n"
+            );
+}
+
+
+void IncDecVolumeCommandLineOption::executeCommand(const QString& opt_str, CommandLineManager* clm, Control* ctrl)
+{
+    int volume = qMax(clm->leftVolume(), clm->rightVolume());
+    int balance = 0;
+    int left = clm->leftVolume();
+    int right = clm->rightVolume();
+    if (left || right)
+        balance = (right - left)*100/volume;
+
+    if (opt_str == "--volume-inc")
+    {
+        volume = qMin (100, volume + 5);
+    }
+    else if (opt_str == "--volume-dec")
+    {
+        volume = qMax (0, volume - 5);
+    }
+    ctrl->setVolume(volume-qMax(balance,0)*volume/100,
+                    volume+qMin(balance,0)*volume/100);
+}
+
+const QString IncDecVolumeCommandLineOption::name() const
+{
+    return "IncDecVolumeCommandLineOption";
+}
+
+QTranslator *IncDecVolumeCommandLineOption::createTranslator(QObject *parent)
+{
+    Q_UNUSED(parent);
+    return 0;
+}
+
+Q_EXPORT_PLUGIN(IncDecVolumeCommandLineOption)