Add a PianoKeyboard to GenericUI (on a MIDI track)
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@ -78,6 +78,11 @@ GenericPluginUI::GenericPluginUI (boost::shared_ptr<PluginInsert> pi, bool scrol
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: PlugUIBase (pi)
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, automation_menu (0)
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, is_scrollable(scrollable)
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, _plugin_pianokeyboard_expander (_("MIDI Keyboard"))
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, _piano (0)
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, _pianomm (0)
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, _piano_velocity (*manage (new Adjustment (100, 1, 127, 1, 16)))
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, _piano_channel (*manage (new Adjustment (0, 1, 16, 1, 1)))
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{
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set_name ("PluginEditor");
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set_border_width (10);
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@ -121,7 +126,37 @@ GenericPluginUI::GenericPluginUI (boost::shared_ptr<PluginInsert> pi, bool scrol
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VBox* v1_box = manage (new VBox);
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VBox* v2_box = manage (new VBox);
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pack_end (plugin_analysis_expander, false, false);
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if (pi->is_instrument ()) {
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if (dynamic_cast<MidiTrack*> (pi->owner())) {
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_piano = (PianoKeyboard*)piano_keyboard_new();
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_pianomm = Glib::wrap((GtkWidget*)_piano);
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_pianomm->set_flags(Gtk::CAN_FOCUS);
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_pianomm->add_events(Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK);
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g_signal_connect (G_OBJECT (_piano), "note-on", G_CALLBACK (GenericPluginUI::_note_on_event_handler), this);
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g_signal_connect (G_OBJECT (_piano), "note-off", G_CALLBACK (GenericPluginUI::_note_off_event_handler), this);
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HBox* box = manage (new HBox);
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box->pack_start (*manage (new Label (_("Channel:"))), false, false);
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box->pack_start (_piano_channel, false, false);
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box->pack_start (*manage (new Label (_("Velocity:"))), false, false);
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box->pack_start (_piano_velocity, false, false);
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Box* box2 = manage (new HBox ());
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box2->pack_start (*box, true, false);
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_pianobox.set_spacing (4);
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_pianobox.pack_start (*box2, true, true);
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_pianobox.pack_start (*_pianomm, true, true);
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_plugin_pianokeyboard_expander.set_expanded(false);
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_plugin_pianokeyboard_expander.property_expanded().signal_changed().connect( sigc::mem_fun(*this, &GenericPluginUI::toggle_pianokeyboard));
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pack_end (_plugin_pianokeyboard_expander, false, false);
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}
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} else {
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pack_end (plugin_analysis_expander, false, false);
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}
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if (!plugin->get_docs().empty()) {
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pack_end (description_expander, false, false);
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}
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@ -194,6 +229,7 @@ GenericPluginUI::~GenericPluginUI ()
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if (output_controls.size() > 0) {
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screen_update_connection.disconnect();
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}
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delete _pianomm;
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}
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void
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@ -1331,3 +1367,64 @@ GenericPluginUI::path_property_changed (uint32_t key, const Variant& value)
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std::cerr << "warning: property change for property with no control" << std::endl;
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}
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}
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void
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GenericPluginUI::toggle_pianokeyboard ()
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{
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if (_plugin_pianokeyboard_expander.get_expanded()) {
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_plugin_pianokeyboard_expander.add (_pianobox);
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_pianobox.show_all ();
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} else {
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const int child_height = _plugin_pianokeyboard_expander.get_child ()->get_height ();
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_plugin_pianokeyboard_expander.get_child ()->hide ();
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_plugin_pianokeyboard_expander.remove ();
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Gtk::Window *toplevel = (Gtk::Window*) _plugin_pianokeyboard_expander.get_ancestor (GTK_TYPE_WINDOW);
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if (toplevel) {
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Gtk::Requisition wr;
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toplevel->get_size (wr.width, wr.height);
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wr.height -= child_height;
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toplevel->resize (wr.width, wr.height);
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}
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}
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}
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void
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GenericPluginUI::_note_on_event_handler(GtkWidget*, int note, gpointer arg)
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{
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((GenericPluginUI*)arg)->note_on_event_handler(note);
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}
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void
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GenericPluginUI::_note_off_event_handler(GtkWidget*, int note, gpointer arg)
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{
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((GenericPluginUI*)arg)->note_off_event_handler(note);
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}
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void
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GenericPluginUI::note_on_event_handler (int note)
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{
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// TODO add option to send to synth directly (bypass track)
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MidiTrack* mt = dynamic_cast<MidiTrack*> (insert->owner());
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if (!mt) { return; }
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_pianomm->grab_focus ();
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uint8_t channel = _piano_channel.get_value_as_int () - 1;
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uint8_t event[3];
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event[0] = (MIDI_CMD_NOTE_ON | channel);
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event[1] = note;
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event[2] = _piano_velocity.get_value_as_int ();
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mt->write_immediate_event (3, event);
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}
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void
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GenericPluginUI::note_off_event_handler (int note)
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{
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MidiTrack* mt = dynamic_cast<MidiTrack*> (insert->owner());
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if (!mt) { return; }
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uint8_t channel = _piano_channel.get_value_as_int () - 1;
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uint8_t event[3];
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event[0] = (MIDI_CMD_NOTE_OFF | channel);
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event[1] = note;
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event[2] = 0;
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mt->write_immediate_event (3, event);
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}
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@ -55,6 +55,7 @@
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#include "ardour_window.h"
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#include "automation_controller.h"
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#include "gtk_pianokeyboard.h"
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namespace ARDOUR {
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class PluginInsert;
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@ -304,6 +305,19 @@ private:
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void scroller_size_request (Gtk::Requisition*);
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Gtk::ScrolledWindow scroller;
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Gtk::Expander _plugin_pianokeyboard_expander;
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PianoKeyboard* _piano;
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Gtk::Widget* _pianomm;
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Gtk::VBox _pianobox;
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Gtk::SpinButton _piano_velocity;
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Gtk::SpinButton _piano_channel;
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static void _note_on_event_handler (GtkWidget*, int, gpointer);
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static void _note_off_event_handler (GtkWidget*, int, gpointer);
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void note_on_event_handler (int);
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void note_off_event_handler (int);
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void toggle_pianokeyboard ();
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void build_midi_table ();
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void midi_refill_patches ();
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void midi_bank_patch_change (uint8_t chn);
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