When the output card is active, disable the controls to change the master clock ...

[nageru] / glwidget.cpp

diff --git a/glwidget.cpp b/glwidget.cpp
index 3aa10fad1032b0e88b71f8b6e56294d1f9fc1139..ae4b62f09da9b1d17039c84dcb8f4373d561af08 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 +124,87 @@ 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(QList<QVariant>{"output_card", -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(QList<QVariant>{"output_card", card_index});
+               card_submenu.addAction(action);
+       }
+
+       card_submenu.setTitle("HDMI/SDI output");
+       menu.addMenu(&card_submenu);
+
+       // Add a submenu for choosing the output resolution. Since this is
+       // card-dependent, it is disabled if we haven't chosen a card
+       // (but it's still there so that the user will know it exists).
+       QMenu resolution_submenu;
+       QActionGroup resolution_group(&resolution_submenu);
+       if (current_card == -1) {
+               resolution_submenu.setEnabled(false);
+       } else {
+               uint32_t current_mode = global_mixer->get_output_video_mode();
+               map<uint32_t, bmusb::VideoMode> video_modes = global_mixer->get_available_output_video_modes();
+               for (const auto &mode : video_modes) {
+                       QString description(QString::fromStdString(mode.second.name));
+                       QAction *action = new QAction(description, &resolution_group);
+                       action->setCheckable(true);
+                       if (current_mode == mode.first) {
+                               action->setChecked(true);
+                       }
+                       action->setData(QList<QVariant>{"video_mode", mode.first});
+                       resolution_submenu.addAction(action);
+               }
+       }
+
+       resolution_submenu.setTitle("HDMI/SDI output resolution");
+       menu.addMenu(&resolution_submenu);
+
+       // Show the menu and look at the result.
+       QAction *selected_item = menu.exec(global_pos);
+       if (selected_item != nullptr) {
+               QList<QVariant> selected = selected_item->data().toList();
+               if (selected[0].toString() == "output_card") {
+                       unsigned output_card = selected[1].toUInt(nullptr);
+                       global_mixer->set_output_card(output_card);
+               } else if (selected[0].toString() == "video_mode") {
+                       uint32_t mode = selected[1].toUInt(nullptr);
+                       global_mixer->set_output_video_mode(mode);
+               } else {
+                       assert(false);
+               }
+       }
+}
+
+void GLWidget::show_preview_context_menu(unsigned signal_num, const QPoint &pos)
 {
        QPoint global_pos = mapToGlobal(pos);
 
@@ -237,7 +320,10 @@ void GLWidget::show_context_menu(unsigned signal_num, const QPoint &pos)
        // And a master clock selector.
        QAction *master_clock_action = new QAction("Use as master clock", &menu);
        master_clock_action->setCheckable(true);
-       if (global_mixer->get_master_clock() == signal_num) {
+       if (global_mixer->get_output_card_index() != -1) {
+               master_clock_action->setChecked(false);
+               master_clock_action->setEnabled(false);
+       } else if (global_mixer->get_master_clock() == signal_num) {
                master_clock_action->setChecked(true);
                master_clock_action->setEnabled(false);
        }