mirror of
https://github.com/anotherhadi/ilovetui.git
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Hadi
108 lines
2.9 KiB
Go
108 lines
2.9 KiB
Go
// Command nested demonstrates composability: "workspace" is itself a full
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// layout.Model (its own two-pane split) embedded as an ordinary Leaf inside
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// the outer tree. ctrl+hjkl bubbles in and out of it transparently, and
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// only the outer Model shows a help bar - the inner one is built without
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// layout.AsRoot(), see newWorkspace.
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package main
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import (
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"fmt"
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"os"
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"charm.land/bubbles/v2/key"
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tea "charm.land/bubbletea/v2"
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"charm.land/lipgloss/v2"
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"github.com/anotherhadi/ilovetui/layout"
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)
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type pane struct {
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id string
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w, h int
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focused bool
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}
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func newPane(id string) *pane { return &pane{id: id} }
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func (p *pane) Init() tea.Cmd { return nil }
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func (p *pane) Update(msg tea.Msg) (layout.Pane, tea.Cmd) {
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switch msg := msg.(type) {
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case layout.SizeMsg:
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p.w, p.h = msg.Width, msg.Height
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case layout.FocusMsg:
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p.focused = true
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case layout.BlurMsg:
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p.focused = false
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}
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return p, nil
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}
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func (p *pane) View() string {
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content := lipgloss.NewStyle().
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Width(p.w - 2).Height(p.h - 2).
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AlignHorizontal(lipgloss.Center).AlignVertical(lipgloss.Center).
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Render(p.id)
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return layout.Bordered(p.focused, p.w, p.h, content)
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}
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// HelpBindings implements layout.HelpProvider, so every pane - at the top
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// level or nested three levels deep, doesn't matter - shows up correctly
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// in the single, outer help bar.
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func (p *pane) HelpBindings() []key.Binding {
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return []key.Binding{key.NewBinding(key.WithKeys("enter"), key.WithHelp("enter", "use "+p.id))}
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}
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// newWorkspace builds the nested layout.Model: note the lack of
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// layout.AsRoot() here - only the outermost Model (see main) should render
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// a help bar, or focused help would show up twice.
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func newWorkspace() layout.Model {
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root := layout.VSplit(0.7,
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layout.Leaf("editor", newPane("editor")),
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layout.Leaf("terminal", newPane("terminal")),
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)
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return layout.New(root)
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}
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// model is the actual top-level tea.Model: layout itself reserves no quit
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// key (that's an app policy, not layout's to make), so the host wraps it
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// and handles ctrl+c/q itself, same as any other custom component in this
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// repo (see examples/tabs).
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type model struct {
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layout layout.Model
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}
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func (m model) Init() tea.Cmd { return m.layout.Init() }
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func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
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if key, ok := msg.(tea.KeyPressMsg); ok {
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switch key.String() {
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case "ctrl+c", "q":
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return m, tea.Quit
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}
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}
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updated, cmd := m.layout.Update(msg)
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m.layout = updated.(layout.Model)
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return m, cmd
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}
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func (m model) View() tea.View {
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view := tea.NewView(m.layout.View())
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view.AltScreen = true
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return view
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}
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func main() {
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root := layout.HSplit(0.25,
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layout.Leaf("sidebar", newPane("sidebar")).WithMinimum(20),
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layout.Leaf("workspace", newWorkspace()),
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)
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m := model{layout: layout.New(root, layout.AsRoot())}
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if _, err := tea.NewProgram(m).Run(); err != nil {
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fmt.Println("Error running program:", err)
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os.Exit(1)
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}
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}
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