Add list bubble

list/keys.go

@@ -0,0 +1,97 @@
+package list
+
+import "github.com/charmbracelet/bubbles/key"
+
+// KeyMap defines keybindings. It satisfies to the help.KeyMap interface, which
+// is used to render the menu menu.
+type KeyMap struct {
+	// Keybindings used when browsing the list.
+	CursorUp    key.Binding
+	CursorDown  key.Binding
+	NextPage    key.Binding
+	PrevPage    key.Binding
+	GoToStart   key.Binding
+	GoToEnd     key.Binding
+	Filter      key.Binding
+	ClearFilter key.Binding
+
+	// Keybindings used when setting a filter.
+	CancelWhileFiltering key.Binding
+	AcceptWhileFiltering key.Binding
+
+	// Help toggle keybindings.
+	ShowFullHelp  key.Binding
+	CloseFullHelp key.Binding
+
+	// The quit keybinding. This won't be caught when filtering.
+	Quit key.Binding
+
+	// The quit-no-matter-what keybinding. This will be caught when filtering.
+	ForceQuit key.Binding
+}
+
+// DefaultKeyMap returns a default set of keybindings.
+func DefaultKeyMap() KeyMap {
+	return KeyMap{
+		// Browsing.
+		CursorUp: key.NewBinding(
+			key.WithKeys("up", "k"),
+			key.WithHelp("↑/k", "up"),
+		),
+		CursorDown: key.NewBinding(
+			key.WithKeys("down", "j"),
+			key.WithHelp("↓/j", "down"),
+		),
+		PrevPage: key.NewBinding(
+			key.WithKeys("left", "h", "pgup", "b", "u"),
+			key.WithHelp("←/h/pgup", "prev page"),
+		),
+		NextPage: key.NewBinding(
+			key.WithKeys("right", "l", "pgdown", "f", "d"),
+			key.WithHelp("→/l/pgdn", "next page"),
+		),
+		GoToStart: key.NewBinding(
+			key.WithKeys("home", "g"),
+			key.WithHelp("g/home", "go to start"),
+		),
+		GoToEnd: key.NewBinding(
+			key.WithKeys("end", "G"),
+			key.WithHelp("G/end", "go to end"),
+		),
+		Filter: key.NewBinding(
+			key.WithKeys("/"),
+			key.WithHelp("/", "filter"),
+		),
+		ClearFilter: key.NewBinding(
+			key.WithKeys("esc"),
+			key.WithHelp("esc", "clear filter"),
+		),
+
+		// Filtering.
+		CancelWhileFiltering: key.NewBinding(
+			key.WithKeys("esc"),
+			key.WithHelp("esc", "cancel"),
+		),
+		AcceptWhileFiltering: key.NewBinding(
+			key.WithKeys("enter", "tab", "shift+tab", "ctrl+k", "up", "ctrl+j", "down"),
+			key.WithHelp("enter", "apply filter"),
+		),
+
+		// Toggle help.
+		ShowFullHelp: key.NewBinding(
+			key.WithKeys("?"),
+			key.WithHelp("?", "more"),
+		),
+		CloseFullHelp: key.NewBinding(
+			key.WithKeys("?"),
+			key.WithHelp("?", "close help"),
+		),
+
+		// Quitting.
+		Quit: key.NewBinding(
+			key.WithKeys("q", "esc"),
+			key.WithHelp("q", "quit"),
+		),
+		ForceQuit: key.NewBinding(key.WithKeys("ctrl+c")),
+	}
+}