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package main
// A simple program demonstrating the paginator component from the Bubbles
// component library.
import (
"fmt"
"log"
"strings"
"github.com/charmbracelet/bubbles/paginator"
"github.com/charmbracelet/lipgloss"
tea "github.com/charmbracelet/bubbletea"
)
func newModel() model {
var items []string
for i := 1; i < 101; i++ {
text := fmt.Sprintf("Item %d", i)
items = append(items, text)
}
p := paginator.New()
p.Type = paginator.Dots
p.PerPage = 10
p.ActiveDot = lipgloss.NewStyle().Foreground(lipgloss.AdaptiveColor{Light: "235", Dark: "252"}).Render("•")
p.InactiveDot = lipgloss.NewStyle().Foreground(lipgloss.AdaptiveColor{Light: "250", Dark: "238"}).Render("•")
p.SetTotalPages(len(items))
return model{
paginator: p,
items: items,
}
}
type model struct {
items []string
paginator paginator.Model
}
func (m model) Init() tea.Cmd {
return nil
}
func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
var cmd tea.Cmd
switch msg := msg.(type) {
case tea.KeyMsg:
switch msg.String() {
case "q", "esc", "ctrl+c":
return m, tea.Quit
}
}
m.paginator, cmd = m.paginator.Update(msg)
return m, cmd
}
func (m model) View() string {
var b strings.Builder
b.WriteString("\n Paginator Example\n\n")
start, end := m.paginator.GetSliceBounds(len(m.items))
for _, item := range m.items[start:end] {
b.WriteString(" • " + item + "\n\n")
}
b.WriteString(" " + m.paginator.View())
b.WriteString("\n\n h/l ←/→ page • q: quit\n")
return b.String()
}
func main() {
p := tea.NewProgram(newModel())
if _, err := p.Run(); err != nil {
log.Fatal(err)
}
}
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