Add a beginning UI to switch HDMI/SDI outputs live.

diff --git a/glwidget.cpp b/glwidget.cpp
index 3aa10fad1032b0e88b71f8b6e56294d1f9fc1139..9aba1b3d61aa144d1f1d7c8ebc1cc832751c5b22 100644 (file)
--- a/glwidget.cpp
+++ b/glwidget.cpp
@@ -63,6 +63,9 @@ void GLWidget::initializeGL()
                global_mixer->set_transition_names_updated_callback(output, [this](const vector<string> &names){
                        emit transition_names_updated(names);
                });
+               setContextMenuPolicy(Qt::CustomContextMenu);
+               connect(this, &QWidget::customContextMenuRequested,
+                       bind(&GLWidget::show_live_context_menu, this, _1));
        }
        if (output >= Mixer::OUTPUT_INPUT0) {
                global_mixer->set_name_updated_callback(output, [this](const string &name){
@@ -76,7 +79,7 @@ void GLWidget::initializeGL()
                if (signal_num != -1) {
                        setContextMenuPolicy(Qt::CustomContextMenu);
                        connect(this, &QWidget::customContextMenuRequested,
-                               bind(&GLWidget::show_context_menu, this, signal_num, _1));
+                               bind(&GLWidget::show_preview_context_menu, this, signal_num, _1));
                }
        }
 
@@ -121,7 +124,54 @@ void GLWidget::mousePressEvent(QMouseEvent *event)
        emit clicked();
 }
 
-void GLWidget::show_context_menu(unsigned signal_num, const QPoint &pos)
+void GLWidget::show_live_context_menu(const QPoint &pos)
+{
+       QPoint global_pos = mapToGlobal(pos);
+
+       QMenu menu;
+
+       // Add a submenu for selecting output card, with an action for each card.
+       QMenu card_submenu;
+       QActionGroup card_group(&card_submenu);
+
+       int current_card = global_mixer->get_output_card_index();
+
+       QAction *none_action = new QAction("None", &card_group);
+       none_action->setCheckable(true);
+       if (current_card == -1) {
+               none_action->setChecked(true);
+       }
+       none_action->setData(-1);
+       card_submenu.addAction(none_action);
+
+       unsigned num_cards = global_mixer->get_num_cards();
+       for (unsigned card_index = 0; card_index < num_cards; ++card_index) {
+               if (!global_mixer->card_can_be_used_as_output(card_index)) {
+                       continue;
+               }
+
+               QString description(QString::fromStdString(global_mixer->get_output_card_description(card_index)));
+               QAction *action = new QAction(description, &card_group);
+               action->setCheckable(true);
+               if (current_card == int(card_index)) {
+                       action->setChecked(true);
+               }
+               action->setData(card_index);
+               card_submenu.addAction(action);
+       }
+
+       card_submenu.setTitle("HDMI/SDI output");
+       menu.addMenu(&card_submenu);
+
+       // Show the menu and look at the result.
+       QAction *selected_item = menu.exec(global_pos);
+       if (selected_item != nullptr) {
+               int output_card = selected_item->data().toInt(nullptr);
+               global_mixer->set_output_card(output_card);
+       }
+}
+
+void GLWidget::show_preview_context_menu(unsigned signal_num, const QPoint &pos)
 {
        QPoint global_pos = mapToGlobal(pos);
 

diff --git a/glwidget.h b/glwidget.h
index f2eaea8bc00aa0cd95fa40eafa54cdc6edfa67ed..9095e4894f2a11e062b2a1453b89a50f22c80a50 100644 (file)
--- a/glwidget.h
+++ b/glwidget.h
@@ -51,7 +51,8 @@ signals:
        void color_updated(Mixer::Output output, const std::string &color);
 
 private slots:
-       void show_context_menu(unsigned signal_num, const QPoint &pos);
+       void show_live_context_menu(const QPoint &pos);
+       void show_preview_context_menu(unsigned signal_num, const QPoint &pos);
 
 private:
        Mixer::Output output;