Dialog

Modal overlay with button navigation, centered rendering, and close callbacks. Implements Component, Themed, and Overlay.

Construction

func NewDialog(opts DialogOpts) *Dialog

Types

type DialogButton struct {
    Label  string // Button text
    Action func() // Called when activated (optional)
}

type DialogOpts struct {
    Title   string         // Optional text in top border
    Body    string         // Main content
    Buttons []DialogButton // Action buttons (defaults to single "OK")
    OnClose func()         // Called on dismiss
}

Usage

dlg := blit.NewDialog(blit.DialogOpts{
    Title: "Confirm Delete",
    Body:  "Are you sure you want to delete this item?",
    Buttons: []blit.DialogButton{
        {Label: "Cancel", Action: func() { /* dismiss */ }},
        {Label: "Delete", Action: func() { /* delete item */ }},
    },
    OnClose: func() { /* cleanup */ },
})

If no buttons are provided, a single "OK" button is created automatically.

Keybindings

Key	Action
left / h / shift+tab	Previous button
right / l / tab	Next button
enter / space	Activate button
esc	Close dialog

State

Method	Description
IsActive()	Whether the dialog is showing
Close()	Dismiss dialog and call OnClose
CursorIndex()	Highlighted button index