docs: HasDarkBackground() in examples (#265)

* docs: bubbletea example bg color detection * docs: allocate pty colors example * fix: improve example
charmbracelet · May 2, 2024 · 9b32a8b · 9b32a8b
1 parent e6e9fc4
commit 9b32a8b
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Showing 2 changed files with 20 additions and 3 deletions.
diff --git a/examples/bubbletea/main.go b/examples/bubbletea/main.go
@@ -82,10 +82,16 @@ func teaHandler(s ssh.Session) (tea.Model, []tea.ProgramOption) {
  txtStyle := renderer.NewStyle().Foreground(lipgloss.Color("10"))
  quitStyle := renderer.NewStyle().Foreground(lipgloss.Color("8"))
 
+ bg := "light"
+ if renderer.HasDarkBackground() {
+ bg = "dark"
+ }
+
  m := model{
  term: pty.Term,
  width: pty.Window.Width,
  height: pty.Window.Height,
+ bg: bg,
  txtStyle: txtStyle,
  quitStyle: quitStyle,
  }
@@ -97,6 +103,7 @@ type model struct {
  term string
  width int
  height int
+ bg string
  txtStyle lipgloss.Style
  quitStyle lipgloss.Style
 }
@@ -120,6 +127,6 @@ func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 }
 
 func (m model) View() string {
- s := fmt.Sprintf("Your term is %s\nYour window size is %dx%d", m.term, m.width, m.height)
+ s := fmt.Sprintf("Your term is %s\nYour window size is %dx%d\nBackground: %s", m.term, m.width, m.height, m.bg)
  return m.txtStyle.Render(s) + "\n\n" + m.quitStyle.Render("Press 'q' to quit\n")
 }
diff --git a/examples/pty/main.go b/examples/pty/main.go
@@ -15,6 +15,7 @@ import (
  "github.com/charmbracelet/ssh"
  "github.com/charmbracelet/wish"
  "github.com/charmbracelet/wish/activeterm"
+ "github.com/charmbracelet/wish/bubbletea"
  "github.com/charmbracelet/wish/logging"
 )
 
@@ -35,9 +36,18 @@ func main() {
  func(next ssh.Handler) ssh.Handler {
  return func(sess ssh.Session) {
  pty, _, _ := sess.Pty()
+ renderer := bubbletea.MakeRenderer(sess)
+
+ bg := "light"
+ if renderer.HasDarkBackground() {
+ bg = "dark"
+ }
+
  wish.Printf(sess, "Hello, world!\r\n")
- wish.Printf(sess, "Term: "+pty.Term+"\r\n")
- wish.Printf(sess, "PTY: "+pty.Slave.Name()+"\r\n")
+ wish.Printf(sess, "Term: %s\r\n", pty.Term)
+ wish.Printf(sess, "PTY: %s\r\n", pty.Slave.Name())
+ wish.Printf(sess, "FD: %d\r\n", pty.Slave.Fd())
+ wish.Printf(sess, "Background: %v\r\n", bg)
  next(sess)
  }
  },