visualize base volume

src/channelwidget.cc

@@ -113,3 +113,16 @@ void ChannelWidget::set_sensitive(bool enabled) {
     volumeLabel->set_sensitive(enabled);
     volumeScale->set_sensitive(enabled);
 }
+
+void ChannelWidget::setBaseVolume(pa_volume_t v) {
+
+    volumeScale->clear_marks();
+
+    if (v > PA_VOLUME_MUTED && v < PA_VOLUME_NORM) {
+        double p = ((double) v * 100) / PA_VOLUME_NORM;
+        gtk_scale_add_mark(GTK_SCALE(volumeScale->gobj()), p, (GtkPositionType) GTK_POS_BOTTOM, NULL);
+    }
+
+    gtk_scale_add_mark(GTK_SCALE(volumeScale->gobj()), 0.0, (GtkPositionType) GTK_POS_BOTTOM, NULL);
+    gtk_scale_add_mark(GTK_SCALE(volumeScale->gobj()), 100.0, (GtkPositionType) GTK_POS_BOTTOM, NULL);
+}

src/channelwidget.h

@@ -49,6 +49,7 @@ public:
     Glib::ustring beepDevice;
 
     virtual void set_sensitive(bool enabled);
+    virtual void setBaseVolume(pa_volume_t);
 };
 
 

src/mainwindow.cc

@@ -167,6 +167,8 @@ void MainWindow::updateSink(const pa_sink_info &info) {
         w->index = info.index;
         w->monitor_index = info.monitor_source;
         is_new = true;
+
+        w->setBaseVolume(info.base_volume);
     }
 
     w->updating = true;
@@ -312,6 +314,8 @@ void MainWindow::updateSource(const pa_source_info &info) {
         w->index = info.index;
         is_new = true;
 
+        w->setBaseVolume(info.base_volume);
+
         if (pa_context_get_server_protocol_version(get_context()) >= 13)
             createMonitorStreamForSource(info.index);
     }

src/streamwidget.cc

@@ -101,3 +101,9 @@ bool StreamWidget::timeoutEvent() {
 void StreamWidget::executeVolumeUpdate() {
 }
 
+
+void StreamWidget::setBaseVolume(pa_volume_t v) {
+
+    if (channelMap.channels > 0)
+        channelWidgets[channelMap.channels-1]->setBaseVolume(v);
+}

src/streamwidget.h

@@ -49,7 +49,7 @@ public:
     bool timeoutEvent();
 
     virtual void executeVolumeUpdate();
+    virtual void setBaseVolume(pa_volume_t v);
 };
 
-
-#endif
+#endif