Make audio input source selectable.

[nageru] / glwidget.cpp

diff --git a/glwidget.cpp b/glwidget.cpp
index e71ac405721bf53d94fb3caffd05711ee8c17f06..e09060f4949c12ab1258de5ac9616b3155dfa8d8 100644 (file)
--- a/glwidget.cpp
+++ b/glwidget.cpp
@@ -112,11 +112,13 @@ void GLWidget::mousePressEvent(QMouseEvent *event)
        emit clicked();
 }
 
-void GLWidget::show_context_menu(int signal_num, const QPoint &pos)
+void GLWidget::show_context_menu(unsigned signal_num, const QPoint &pos)
 {
        QPoint global_pos = mapToGlobal(pos);
 
        QMenu menu;
+
+       // Add an action for each card.
        QActionGroup group(&menu);
 
        unsigned num_cards = global_mixer->get_num_cards();
@@ -131,8 +133,22 @@ void GLWidget::show_context_menu(int signal_num, const QPoint &pos)
                action->setData(card_index);
                menu.addAction(action);
        }
+
+       menu.addSeparator();
+
+       // Add an audio source selector.
+       QAction *audio_source_action = new QAction("Use as audio source", &menu);
+       audio_source_action->setCheckable(true);
+       if (global_mixer->get_audio_source() == signal_num) {
+               audio_source_action->setChecked(true);
+               audio_source_action->setEnabled(false);
+       }
+       menu.addAction(audio_source_action);
+
        QAction *selected_item = menu.exec(global_pos);
-       if (selected_item) {
+       if (selected_item == audio_source_action) {
+               global_mixer->set_audio_source(signal_num);
+       } else if (selected_item != nullptr) {
                unsigned card_index = selected_item->data().toInt(nullptr);
                global_mixer->set_signal_mapping(signal_num, card_index);
        }