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Code Issues Activity Actions

Piano: Propagate errors in PlayerWidget

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Co-authored-by: Sam Atkins <atkinssj@serenityos.org>
This commit is contained in:
Keir Davis 2022-12-28 21:43:35 +00:00 • committed by Andreas Kling
parent 4311fd2774
commit 797a53b307
5 changed files with 80 additions and 46 deletions
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46
Userland/Applications/Piano/PlayerWidget.cpp
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@ -16,25 +16,37 @@
#include <LibGUI/ItemListModel.h>
#include <LibGUI/Label.h>
ErrorOr<NonnullRefPtr<PlayerWidget>> PlayerWidget::create(TrackManager& manager, AudioPlayerLoop& loop)
{
auto widget = TRY(adopt_nonnull_ref_or_enomem(new (nothrow) PlayerWidget(manager, loop)));
widget->m_play_icon = TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/play.png"sv));
widget->m_pause_icon = TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/pause.png"sv));
widget->m_back_icon = TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/go-back.png"sv)); // Go back a note
widget->m_next_icon = TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/go-forward.png"sv)); // Advance a note
widget->m_add_track_icon = TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/plus.png"sv));
widget->m_next_track_icon = TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/go-last.png"sv));
TRY(widget->initialize());
return widget;
}
PlayerWidget::PlayerWidget(TrackManager& manager, AudioPlayerLoop& loop)
: m_track_manager(manager)
, m_audio_loop(loop)
{
set_layout<GUI::HorizontalBoxLayout>();
}
ErrorOr<void> PlayerWidget::initialize()
{
(void)TRY(try_set_layout<GUI::HorizontalBoxLayout>());
set_fill_with_background_color(true);
m_track_number_choices.append("1");
TRY(m_track_number_choices.try_append("1"));
m_play_icon = Gfx::Bitmap::load_from_file("/res/icons/16x16/play.png"sv).release_value_but_fixme_should_propagate_errors();
m_pause_icon = Gfx::Bitmap::load_from_file("/res/icons/16x16/pause.png"sv).release_value_but_fixme_should_propagate_errors();
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
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
m_add_track_icon = Gfx::Bitmap::load_from_file("/res/icons/16x16/plus.png"sv).release_value_but_fixme_should_propagate_errors();
m_next_track_icon = Gfx::Bitmap::load_from_file("/res/icons/16x16/go-last.png"sv).release_value_but_fixme_should_propagate_errors();
RefPtr<GUI::Label> label = add<GUI::Label>("Track");
RefPtr<GUI::Label> label = TRY(try_add<GUI::Label>("Track"));
label->set_max_width(75);
m_track_dropdown = add<GUI::ComboBox>();
m_track_dropdown = TRY(try_add<GUI::ComboBox>());
m_track_dropdown->set_max_width(75);
m_track_dropdown->set_model(*GUI::ItemListModel<DeprecatedString>::create(m_track_number_choices));
m_track_dropdown->set_only_allow_values_from_model(true);
@ -44,7 +56,7 @@ PlayerWidget::PlayerWidget(TrackManager& manager, AudioPlayerLoop& loop)
m_track_manager.set_current_track(model_index.row());
};
m_add_track_button = add<GUI::Button>();
m_add_track_button = TRY(try_add<GUI::Button>());
m_add_track_button->set_icon(*m_add_track_icon);
m_add_track_button->set_fixed_width(30);
m_add_track_button->set_tooltip("Add Track");
@ -53,7 +65,7 @@ PlayerWidget::PlayerWidget(TrackManager& manager, AudioPlayerLoop& loop)
add_track();
};
m_next_track_button = add<GUI::Button>();
m_next_track_button = TRY(try_add<GUI::Button>());
m_next_track_button->set_icon(*m_next_track_icon);
m_next_track_button->set_fixed_width(30);
m_next_track_button->set_tooltip("Next Track");
@ -62,7 +74,7 @@ PlayerWidget::PlayerWidget(TrackManager& manager, AudioPlayerLoop& loop)
next_track();
};
m_play_button = add<GUI::Button>();
m_play_button = TRY(try_add<GUI::Button>());
m_play_button->set_icon(*m_pause_icon);
m_play_button->set_fixed_width(30);
m_play_button->set_tooltip("Play/Pause playback");
@ -77,7 +89,7 @@ PlayerWidget::PlayerWidget(TrackManager& manager, AudioPlayerLoop& loop)
}
};
m_back_button = add<GUI::Button>();
m_back_button = TRY(try_add<GUI::Button>());
m_back_button->set_icon(*m_back_icon);
m_back_button->set_fixed_width(30);
m_back_button->set_tooltip("Previous Note");
@ -86,7 +98,7 @@ PlayerWidget::PlayerWidget(TrackManager& manager, AudioPlayerLoop& loop)
m_track_manager.time_forward(-(sample_rate / (beats_per_minute / 60) / notes_per_beat));
};
m_next_button = add<GUI::Button>();
m_next_button = TRY(try_add<GUI::Button>());
m_next_button->set_icon(*m_next_icon);
m_next_button->set_fixed_width(30);
m_next_button->set_tooltip("Next Note");
@ -94,6 +106,8 @@ PlayerWidget::PlayerWidget(TrackManager& manager, AudioPlayerLoop& loop)
m_next_button->on_click = [this](unsigned) {
m_track_manager.time_forward((sample_rate / (beats_per_minute / 60) / notes_per_beat));
};
return {};
}
void PlayerWidget::add_track()