90 lines
1.8 KiB
Go
90 lines
1.8 KiB
Go
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package list
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import (
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"github.com/charmbracelet/bubbles/key"
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"github.com/charmbracelet/bubbles/list"
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tea "github.com/charmbracelet/bubbletea"
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)
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func newItemDelegate(keys *delegateKeyMap) list.DefaultDelegate {
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d := list.NewDefaultDelegate()
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d.UpdateFunc = func(msg tea.Msg, m *list.Model) tea.Cmd {
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var title string
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if i, ok := m.SelectedItem().(Item); ok {
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title = i.Title()
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} else {
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return nil
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}
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switch msg := msg.(type) {
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case tea.KeyMsg:
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switch {
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case key.Matches(msg, keys.choose):
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return m.NewStatusMessage(statusMessageStyle("You chose " + title))
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case key.Matches(msg, keys.remove):
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index := m.Index()
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m.RemoveItem(index)
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if len(m.Items()) == 0 {
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keys.remove.SetEnabled(false)
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}
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return m.NewStatusMessage(statusMessageStyle("Deleted " + title))
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}
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}
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return nil
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}
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help := []key.Binding{keys.choose, keys.remove}
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d.ShortHelpFunc = func() []key.Binding {
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return help
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}
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d.FullHelpFunc = func() [][]key.Binding {
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return [][]key.Binding{help}
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}
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return d
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}
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type delegateKeyMap struct {
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choose key.Binding
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remove key.Binding
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}
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// Additional short help entries. This satisfies the help.KeyMap interface and
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// is entirely optional.
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func (d delegateKeyMap) ShortHelp() []key.Binding {
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return []key.Binding{
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d.choose,
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d.remove,
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}
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}
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// Additional full help entries. This satisfies the help.KeyMap interface and
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// is entirely optional.
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func (d delegateKeyMap) FullHelp() [][]key.Binding {
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return [][]key.Binding{
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{
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d.choose,
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d.remove,
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},
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}
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}
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func newDelegateKeyMap() *delegateKeyMap {
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return &delegateKeyMap{
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choose: key.NewBinding(
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key.WithKeys("enter"),
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key.WithHelp("enter", "choose"),
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),
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remove: key.NewBinding(
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key.WithKeys("x", "backspace"),
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key.WithHelp("x", "delete"),
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),
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}
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}
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