[vlc-devel] [PATCH 17/21] qt: provide function to toggle random visualization in player_controller

[Prince Gupta]

---
 modules/gui/qt/player/player_controller.cpp | 23 +++++++++++++++++++++
 modules/gui/qt/player/player_controller.hpp |  1 +
 modules/gui/qt/util/varchoicemodel.cpp      |  5 +++++
 modules/gui/qt/util/varchoicemodel.hpp      |  1 +
 4 files changed, 30 insertions(+)

diff --git a/modules/gui/qt/player/player_controller.cpp b/modules/gui/qt/player/player_controller.cpp
index 25dc94e37e..3a23c71a24 100644
--- a/modules/gui/qt/player/player_controller.cpp
+++ b/modules/gui/qt/player/player_controller.cpp
@@ -1659,6 +1659,29 @@ void PlayerController::toggleRecord()
     setRecording(!d->m_recording);
 }
 
+void PlayerController::toggleVisualization()
+{
+    Q_D(PlayerController);
+
+    if ( d->m_audioVisualization.rowCount() < 1 )
+        return;
+
+    if ( !d->m_audioVisualization.hasCurrent()
+         || d->m_audioVisualization.currentRow() == 0 /*0th row is "Disable"*/)
+    {
+        const int r = rand() % d->m_audioVisualization.rowCount();
+        d->m_audioVisualization.setData( d->m_audioVisualization.index( r )
+                                         , QVariant::fromValue<bool>( true )
+                                         , Qt::CheckStateRole );
+    }
+    else
+    {
+        d->m_audioVisualization.setData( d->m_audioVisualization.index(0)
+                                         , QVariant::fromValue<bool>( true )
+                                         , Qt::CheckStateRole);
+    }
+}
+
 void PlayerController::setRecording( bool recording )
 {
     Q_D(PlayerController);
diff --git a/modules/gui/qt/player/player_controller.hpp b/modules/gui/qt/player/player_controller.hpp
index 8dc4ed43dd..f45aedacf5 100644
--- a/modules/gui/qt/player/player_controller.hpp
+++ b/modules/gui/qt/player/player_controller.hpp
@@ -225,6 +225,7 @@ public slots:
     Q_INVOKABLE void toggleABloopState();
     Q_INVOKABLE void snapshot();
     Q_INVOKABLE void toggleRecord();
+    Q_INVOKABLE void toggleVisualization();
 
 public:
     PlayerController( intf_thread_t * );
diff --git a/modules/gui/qt/util/varchoicemodel.cpp b/modules/gui/qt/util/varchoicemodel.cpp
index 88b719c8d1..49f8d1ccac 100644
--- a/modules/gui/qt/util/varchoicemodel.cpp
+++ b/modules/gui/qt/util/varchoicemodel.cpp
@@ -229,6 +229,11 @@ bool VLCVarChoiceModel::hasCurrent() const
     return m_current != -1;
 }
 
+int VLCVarChoiceModel::currentRow() const
+{
+    return m_current;
+}
+
 void VLCVarChoiceModel::toggleIndex(int index)
 {
     setData(QAbstractItemModel::createIndex(index,0),true,Qt::CheckStateRole);
diff --git a/modules/gui/qt/util/varchoicemodel.hpp b/modules/gui/qt/util/varchoicemodel.hpp
index 9f5b20729a..ffe3a15af6 100644
--- a/modules/gui/qt/util/varchoicemodel.hpp
+++ b/modules/gui/qt/util/varchoicemodel.hpp
@@ -67,6 +67,7 @@ public:
     bool resetObject(T *object);
 
     bool hasCurrent() const;
+    int currentRow() const;
 
     static int on_variable_callback( vlc_object_t * object, char const * , vlc_value_t oldvalue, vlc_value_t newvalue, void * data);
     static int on_variable_list_callback( vlc_object_t * object, char const * , int action, vlc_value_t* value, void * data);
-- 
2.25.1