feat(examples): add print-key example

examples/print-key/main.go

@@ -0,0 +1,36 @@
+package main
+
+import (
+	"log"
+
+	tea "github.com/charmbracelet/bubbletea"
+)
+
+type model struct{}
+
+func (m model) Init() tea.Cmd {
+	return nil
+}
+
+func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
+	switch msg := msg.(type) {
+	case tea.KeyPressMsg:
+		switch msg.String() {
+		case "ctrl+c":
+			return m, tea.Quit
+		}
+		return m, tea.Printf("You pressed: %s\n", msg.String())
+	}
+	return m, nil
+}
+
+func (m model) View() string {
+	return "Press any key to see it printed to the terminal. Press 'ctrl+c' to quit."
+}
+
+func main() {
+	p := tea.NewProgram(model{}, tea.WithEnhancedKeyboard())
+	if _, err := p.Run(); err != nil {
+		log.Printf("Error running program: %v", err)
+	}
+}