From f57f3d4650a6bb4c25779087fc3fd2de737db36c Mon Sep 17 00:00:00 2001
From: brunoherbelin <bruno.herbelin@gmail.com>
Date: Wed, 3 Jun 2020 21:36:12 +0200
Subject: [PATCH] Implemented TAB navigation to switch source.

---
 Mixer.cpp                | 13 +++++++++++++
 Mixer.h                  |  1 +
 UserInterfaceManager.cpp |  3 +++
 3 files changed, 17 insertions(+)

diff --git a/Mixer.cpp b/Mixer.cpp
index 65d4f31..ef180c1 100644
--- a/Mixer.cpp
+++ b/Mixer.cpp
@@ -394,6 +394,19 @@ void Mixer::setCurrentSource(int index)
     setCurrentSource( session_->find(index) );
 }
 
+void Mixer::setCurrentNext()
+{
+    SourceList::iterator it = current_source_;
+
+    it++;
+
+    if (it == session_->end())  {
+        it = session_->begin();
+    }
+
+    setCurrentSource( it );
+}
+
 void Mixer::unsetCurrentSource()
 {
     // discard overlay for previously current source
diff --git a/Mixer.h b/Mixer.h
index baca274..7a81f8b 100644
--- a/Mixer.h
+++ b/Mixer.h
@@ -48,6 +48,7 @@ public:
     void setCurrentSource(Node *node);
     void setCurrentSource(int index);
     void setCurrentSource(Source *s);
+    void setCurrentNext();
     void unsetCurrentSource();
     void cloneCurrentSource();
     void deleteCurrentSource();
diff --git a/UserInterfaceManager.cpp b/UserInterfaceManager.cpp
index 72827ef..1261f35 100644
--- a/UserInterfaceManager.cpp
+++ b/UserInterfaceManager.cpp
@@ -279,6 +279,9 @@ void UserInterface::handleKeyboard()
             // button home to toggle menu
             else if (ImGui::IsKeyPressed( GLFW_KEY_INSERT ))
                 navigator.togglePannelNew();
+            // button tab to select next
+            else if (ImGui::IsKeyPressed( GLFW_KEY_TAB ))
+                Mixer::manager().setCurrentNext();
         }
     }