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https://github.com/RGBCube/serenity
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Piano: Propagate errors in PlayerWidget
Co-authored-by: Sam Atkins <atkinssj@serenityos.org>
This commit is contained in:
parent
4311fd2774
commit
797a53b307
5 changed files with 80 additions and 46 deletions
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@ -19,53 +19,67 @@
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#include <LibGUI/Menu.h>
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#include <LibGUI/TabWidget.h>
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ErrorOr<NonnullRefPtr<MainWidget>> MainWidget::try_create(TrackManager& manager, AudioPlayerLoop& loop)
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{
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auto widget = TRY(adopt_nonnull_ref_or_enomem(new (nothrow) MainWidget(manager, loop)));
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TRY(widget->initialize());
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return widget;
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}
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MainWidget::MainWidget(TrackManager& track_manager, AudioPlayerLoop& loop)
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: m_track_manager(track_manager)
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, m_audio_loop(loop)
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{
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set_layout<GUI::VerticalBoxLayout>();
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}
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ErrorOr<void> MainWidget::initialize()
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{
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(void)TRY(try_set_layout<GUI::VerticalBoxLayout>());
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layout()->set_spacing(2);
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layout()->set_margins(2);
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set_fill_with_background_color(true);
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m_wave_widget = add<WaveWidget>(track_manager);
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m_wave_widget = TRY(try_add<WaveWidget>(m_track_manager));
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m_wave_widget->set_fixed_height(100);
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m_tab_widget = add<GUI::TabWidget>();
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m_roll_widget = m_tab_widget->add_tab<RollWidget>("Piano Roll", track_manager);
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m_tab_widget = TRY(try_add<GUI::TabWidget>());
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m_roll_widget = TRY(m_tab_widget->try_add_tab<RollWidget>("Piano Roll", m_track_manager));
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m_roll_widget->set_fixed_height(300);
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m_tab_widget->add_tab<SamplerWidget>("Sampler", track_manager);
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(void)TRY(m_tab_widget->try_add_tab<SamplerWidget>("Sampler", m_track_manager));
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m_player_widget = TRY(try_add<PlayerWidget>(m_track_manager, m_audio_loop));
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m_player_widget = add<PlayerWidget>(track_manager, loop);
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m_keys_and_knobs_container = add<GUI::Widget>();
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m_keys_and_knobs_container->set_layout<GUI::HorizontalBoxLayout>();
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m_keys_and_knobs_container = TRY(try_add<GUI::Widget>());
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(void)TRY(m_keys_and_knobs_container->try_set_layout<GUI::HorizontalBoxLayout>());
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m_keys_and_knobs_container->layout()->set_spacing(2);
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m_keys_and_knobs_container->set_fixed_height(130);
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m_keys_and_knobs_container->set_fill_with_background_color(true);
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m_keys_widget = m_keys_and_knobs_container->add<KeysWidget>(track_manager.keyboard());
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m_keys_widget = TRY(m_keys_and_knobs_container->try_add<KeysWidget>(m_track_manager.keyboard()));
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m_knobs_widget = m_keys_and_knobs_container->add<KnobsWidget>(track_manager, *this);
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m_knobs_widget = TRY(m_keys_and_knobs_container->try_add<KnobsWidget>(m_track_manager, *this));
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m_roll_widget->set_keys_widget(m_keys_widget);
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return {};
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}
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void MainWidget::add_track_actions(GUI::Menu& menu)
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ErrorOr<void> MainWidget::add_track_actions(GUI::Menu& menu)
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{
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menu.add_action(GUI::Action::create("&Add Track", { Mod_Ctrl, Key_T }, Gfx::Bitmap::load_from_file("/res/icons/16x16/plus.png"sv).release_value_but_fixme_should_propagate_errors(), [&](auto&) {
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TRY(menu.try_add_action(GUI::Action::create("&Add Track", { Mod_Ctrl, Key_T }, TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/plus.png"sv)), [&](auto&) {
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m_player_widget->add_track();
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}));
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})));
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menu.add_action(GUI::Action::create("&Next Track", { Mod_Ctrl, Key_N }, Gfx::Bitmap::load_from_file("/res/icons/16x16/go-last.png"sv).release_value_but_fixme_should_propagate_errors(), [&](auto&) {
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TRY(menu.try_add_action(GUI::Action::create("&Next Track", { Mod_Ctrl, Key_N }, TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/go-last.png"sv)), [&](auto&) {
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turn_off_pressed_keys();
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m_player_widget->next_track();
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turn_on_pressed_keys();
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m_knobs_widget->update_knobs();
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}));
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})));
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return {};
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}
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// FIXME: There are some unnecessary calls to update() throughout this program,
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@ -23,11 +23,12 @@ class KnobsWidget;
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class PlayerWidget;
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class MainWidget final : public GUI::Widget {
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C_OBJECT(MainWidget)
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C_OBJECT_ABSTRACT(MainWidget)
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public:
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static ErrorOr<NonnullRefPtr<MainWidget>> try_create(TrackManager&, AudioPlayerLoop&);
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virtual ~MainWidget() override = default;
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void add_track_actions(GUI::Menu&);
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ErrorOr<void> add_track_actions(GUI::Menu&);
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void set_octave_and_ensure_note_change(DSP::Keyboard::Direction);
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void set_octave_and_ensure_note_change(int);
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@ -35,6 +36,8 @@ public:
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private:
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explicit MainWidget(TrackManager&, AudioPlayerLoop&);
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ErrorOr<void> initialize();
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virtual void keydown_event(GUI::KeyEvent&) override;
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virtual void keyup_event(GUI::KeyEvent&) override;
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virtual void custom_event(Core::CustomEvent&) override;
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@ -16,25 +16,37 @@
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#include <LibGUI/ItemListModel.h>
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#include <LibGUI/Label.h>
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ErrorOr<NonnullRefPtr<PlayerWidget>> PlayerWidget::create(TrackManager& manager, AudioPlayerLoop& loop)
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{
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auto widget = TRY(adopt_nonnull_ref_or_enomem(new (nothrow) PlayerWidget(manager, loop)));
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widget->m_play_icon = TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/play.png"sv));
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widget->m_pause_icon = TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/pause.png"sv));
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widget->m_back_icon = TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/go-back.png"sv)); // Go back a note
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widget->m_next_icon = TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/go-forward.png"sv)); // Advance a note
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widget->m_add_track_icon = TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/plus.png"sv));
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widget->m_next_track_icon = TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/go-last.png"sv));
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TRY(widget->initialize());
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return widget;
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}
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PlayerWidget::PlayerWidget(TrackManager& manager, AudioPlayerLoop& loop)
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: m_track_manager(manager)
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, m_audio_loop(loop)
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{
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set_layout<GUI::HorizontalBoxLayout>();
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}
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ErrorOr<void> PlayerWidget::initialize()
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{
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(void)TRY(try_set_layout<GUI::HorizontalBoxLayout>());
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set_fill_with_background_color(true);
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m_track_number_choices.append("1");
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TRY(m_track_number_choices.try_append("1"));
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m_play_icon = Gfx::Bitmap::load_from_file("/res/icons/16x16/play.png"sv).release_value_but_fixme_should_propagate_errors();
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m_pause_icon = Gfx::Bitmap::load_from_file("/res/icons/16x16/pause.png"sv).release_value_but_fixme_should_propagate_errors();
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m_back_icon = Gfx::Bitmap::load_from_file("/res/icons/16x16/go-back.png"sv).release_value_but_fixme_should_propagate_errors(); // Go back a note
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m_next_icon = Gfx::Bitmap::load_from_file("/res/icons/16x16/go-forward.png"sv).release_value_but_fixme_should_propagate_errors(); // Advance a note
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m_add_track_icon = Gfx::Bitmap::load_from_file("/res/icons/16x16/plus.png"sv).release_value_but_fixme_should_propagate_errors();
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m_next_track_icon = Gfx::Bitmap::load_from_file("/res/icons/16x16/go-last.png"sv).release_value_but_fixme_should_propagate_errors();
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RefPtr<GUI::Label> label = add<GUI::Label>("Track");
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RefPtr<GUI::Label> label = TRY(try_add<GUI::Label>("Track"));
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label->set_max_width(75);
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m_track_dropdown = add<GUI::ComboBox>();
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m_track_dropdown = TRY(try_add<GUI::ComboBox>());
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m_track_dropdown->set_max_width(75);
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m_track_dropdown->set_model(*GUI::ItemListModel<DeprecatedString>::create(m_track_number_choices));
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m_track_dropdown->set_only_allow_values_from_model(true);
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@ -44,7 +56,7 @@ PlayerWidget::PlayerWidget(TrackManager& manager, AudioPlayerLoop& loop)
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m_track_manager.set_current_track(model_index.row());
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};
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m_add_track_button = add<GUI::Button>();
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m_add_track_button = TRY(try_add<GUI::Button>());
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m_add_track_button->set_icon(*m_add_track_icon);
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m_add_track_button->set_fixed_width(30);
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m_add_track_button->set_tooltip("Add Track");
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@ -53,7 +65,7 @@ PlayerWidget::PlayerWidget(TrackManager& manager, AudioPlayerLoop& loop)
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add_track();
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};
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m_next_track_button = add<GUI::Button>();
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m_next_track_button = TRY(try_add<GUI::Button>());
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m_next_track_button->set_icon(*m_next_track_icon);
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m_next_track_button->set_fixed_width(30);
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m_next_track_button->set_tooltip("Next Track");
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@ -62,7 +74,7 @@ PlayerWidget::PlayerWidget(TrackManager& manager, AudioPlayerLoop& loop)
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next_track();
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};
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m_play_button = add<GUI::Button>();
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m_play_button = TRY(try_add<GUI::Button>());
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m_play_button->set_icon(*m_pause_icon);
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m_play_button->set_fixed_width(30);
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m_play_button->set_tooltip("Play/Pause playback");
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@ -77,7 +89,7 @@ PlayerWidget::PlayerWidget(TrackManager& manager, AudioPlayerLoop& loop)
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}
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};
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m_back_button = add<GUI::Button>();
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m_back_button = TRY(try_add<GUI::Button>());
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m_back_button->set_icon(*m_back_icon);
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m_back_button->set_fixed_width(30);
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m_back_button->set_tooltip("Previous Note");
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@ -86,7 +98,7 @@ PlayerWidget::PlayerWidget(TrackManager& manager, AudioPlayerLoop& loop)
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m_track_manager.time_forward(-(sample_rate / (beats_per_minute / 60) / notes_per_beat));
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};
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m_next_button = add<GUI::Button>();
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m_next_button = TRY(try_add<GUI::Button>());
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m_next_button->set_icon(*m_next_icon);
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m_next_button->set_fixed_width(30);
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m_next_button->set_tooltip("Next Note");
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@ -94,6 +106,8 @@ PlayerWidget::PlayerWidget(TrackManager& manager, AudioPlayerLoop& loop)
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m_next_button->on_click = [this](unsigned) {
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m_track_manager.time_forward((sample_rate / (beats_per_minute / 60) / notes_per_beat));
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};
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return {};
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}
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void PlayerWidget::add_track()
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@ -15,6 +15,7 @@ class TrackManager;
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class PlayerWidget final : public GUI::Toolbar {
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C_OBJECT(PlayerWidget)
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public:
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static ErrorOr<NonnullRefPtr<PlayerWidget>> create(TrackManager&, AudioPlayerLoop&);
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virtual ~PlayerWidget() override = default;
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void add_track();
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@ -24,6 +25,8 @@ public:
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private:
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explicit PlayerWidget(TrackManager&, AudioPlayerLoop&);
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ErrorOr<void> initialize();
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TrackManager& m_track_manager;
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AudioPlayerLoop& m_audio_loop;
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Vector<DeprecatedString> m_track_number_choices;
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@ -41,7 +41,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
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auto audio_loop = AudioPlayerLoop::construct(track_manager, need_to_write_wav, wav_writer);
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auto app_icon = GUI::Icon::default_icon("app-piano"sv);
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auto window = GUI::Window::construct();
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auto window = TRY(GUI::Window::try_create());
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auto main_widget = TRY(window->set_main_widget<MainWidget>(track_manager, audio_loop));
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window->set_title("Piano");
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window->resize(840, 600);
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@ -53,8 +53,8 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
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}));
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main_widget_updater->start();
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auto& file_menu = window->add_menu("&File");
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file_menu.add_action(GUI::Action::create("Export", { Mod_Ctrl, Key_E }, TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/file-export.png"sv)), [&](const GUI::Action&) {
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auto file_menu = TRY(window->try_add_menu("&File"));
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TRY(file_menu->try_add_action(GUI::Action::create("Export", { Mod_Ctrl, Key_E }, TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/file-export.png"sv)), [&](const GUI::Action&) {
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save_path = GUI::FilePicker::get_save_filepath(window, "Untitled", "wav");
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if (!save_path.has_value())
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return;
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@ -71,19 +71,19 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
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return;
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}
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need_to_write_wav = true;
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}));
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file_menu.add_separator();
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file_menu.add_action(GUI::CommonActions::make_quit_action([](auto&) {
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})));
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TRY(file_menu->try_add_separator());
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TRY(file_menu->try_add_action(GUI::CommonActions::make_quit_action([](auto&) {
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GUI::Application::the()->quit();
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return;
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}));
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})));
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auto& edit_menu = window->add_menu("&Edit");
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main_widget->add_track_actions(edit_menu);
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auto edit_menu = TRY(window->try_add_menu("&Edit"));
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TRY(main_widget->add_track_actions(edit_menu));
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auto& help_menu = window->add_menu("&Help");
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help_menu.add_action(GUI::CommonActions::make_command_palette_action(window));
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help_menu.add_action(GUI::CommonActions::make_about_action("Piano", app_icon, window));
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auto help_menu = TRY(window->try_add_menu("&Help"));
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TRY(help_menu->try_add_action(GUI::CommonActions::make_command_palette_action(window)));
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TRY(help_menu->try_add_action(GUI::CommonActions::make_about_action("Piano", app_icon, window)));
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window->show();
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