From feff1f6f0592c1f085241bb9d3794b723d524f2e Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Sat, 21 Mar 2009 03:49:19 +0100
Subject: [PATCH] configure steps for scales

---
 src/channelwidget.cc | 14 +++++++++-----
 src/channelwidget.h  |  1 +
 src/mainwindow.cc    |  2 ++
 src/streamwidget.cc  |  6 ++++++
 src/streamwidget.h   |  1 +
 5 files changed, 19 insertions(+), 5 deletions(-)

diff --git a/src/channelwidget.cc b/src/channelwidget.cc
index 5b04012..eac41ad 100644
--- a/src/channelwidget.cc
+++ b/src/channelwidget.cc
@@ -39,7 +39,8 @@ ChannelWidget::ChannelWidget(BaseObjectType* cobject, const Glib::RefPtr<Gnome::
     x->get_widget("volumeLabel", volumeLabel);
     x->get_widget("volumeScale", volumeScale);
 
-    volumeScale->set_value(100);
+    volumeScale->set_value(100.0);
+    volumeScale->set_increments(100.0/PA_VOLUME_NORM, 100.0/PA_VOLUME_NORM);
 
     volumeScale->signal_value_changed().connect(sigc::mem_fun(*this, &ChannelWidget::onVolumeScaleValueChanged));
 }
@@ -116,13 +117,16 @@ void ChannelWidget::set_sensitive(bool enabled) {
 
 void ChannelWidget::setBaseVolume(pa_volume_t v) {
 
-    volumeScale->clear_marks();
+    gtk_scale_add_mark(GTK_SCALE(volumeScale->gobj()), 0.0, (GtkPositionType) GTK_POS_BOTTOM, _("<small>Silence</small>"));
+    gtk_scale_add_mark(GTK_SCALE(volumeScale->gobj()), 100.0, (GtkPositionType) GTK_POS_BOTTOM, _("<small>Max</small>"));
 
     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()), p, (GtkPositionType) GTK_POS_BOTTOM, _("<small><i>Base</i></small>"));
     }
 
-    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);
+}
+
+void ChannelWidget::setSteps(unsigned n) {
+    volumeScale->set_increments(100.0/(n-1), 100.0/(n-1));
 }
diff --git a/src/channelwidget.h b/src/channelwidget.h
index 0413416..1de22d0 100644
--- a/src/channelwidget.h
+++ b/src/channelwidget.h
@@ -50,6 +50,7 @@ public:
 
     virtual void set_sensitive(bool enabled);
     virtual void setBaseVolume(pa_volume_t);
+    virtual void setSteps(unsigned n);
 };
 
 
diff --git a/src/mainwindow.cc b/src/mainwindow.cc
index 1365f7e..0277bb0 100644
--- a/src/mainwindow.cc
+++ b/src/mainwindow.cc
@@ -169,6 +169,7 @@ void MainWindow::updateSink(const pa_sink_info &info) {
         is_new = true;
 
         w->setBaseVolume(info.base_volume);
+        w->setSteps(info.n_volume_steps);
     }
 
     w->updating = true;
@@ -315,6 +316,7 @@ void MainWindow::updateSource(const pa_source_info &info) {
         is_new = true;
 
         w->setBaseVolume(info.base_volume);
+        w->setSteps(info.n_volume_steps);
 
         if (pa_context_get_server_protocol_version(get_context()) >= 13)
             createMonitorStreamForSource(info.index);
diff --git a/src/streamwidget.cc b/src/streamwidget.cc
index ecea771..fae605f 100644
--- a/src/streamwidget.cc
+++ b/src/streamwidget.cc
@@ -107,3 +107,9 @@ void StreamWidget::setBaseVolume(pa_volume_t v) {
     if (channelMap.channels > 0)
         channelWidgets[channelMap.channels-1]->setBaseVolume(v);
 }
+
+void StreamWidget::setSteps(unsigned n) {
+
+    for (int i = 0; i < channelMap.channels; i++)
+        channelWidgets[channelMap.channels-1]->setSteps(n);
+}
diff --git a/src/streamwidget.h b/src/streamwidget.h
index 8000ef4..af5f0b9 100644
--- a/src/streamwidget.h
+++ b/src/streamwidget.h
@@ -50,6 +50,7 @@ public:
 
     virtual void executeVolumeUpdate();
     virtual void setBaseVolume(pa_volume_t v);
+    virtual void setSteps(unsigned n);
 };
 
 #endif