bubbletea/examples/mouse/main.go

60 lines
985 B
Go

package main
// A simple program that opens the alternate screen buffer and displays mouse
// coordinates and events.
import (
"fmt"
"log"
tea "github.com/charmbracelet/bubbletea"
)
func main() {
p := tea.NewProgram(model{})
p.EnterAltScreen()
defer p.ExitAltScreen()
p.EnableMouseAllMotion()
defer p.DisableMouseAllMotion()
if err := p.Start(); err != nil {
log.Fatal(err)
}
}
type model struct {
init bool
mouseEvent tea.MouseEvent
}
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.KeyMsg:
if s := msg.String(); s == "ctrl+c" || s == "q" {
return m, tea.Quit
}
case tea.MouseMsg:
m.init = true
m.mouseEvent = tea.MouseEvent(msg)
}
return m, nil
}
func (m model) View() string {
s := "Do mouse stuff. When you're done press q to quit.\n\n"
if m.init {
e := m.mouseEvent
s += fmt.Sprintf("(X: %d, Y: %d) %s", e.X, e.Y, e)
}
return s
}