77 lines
2.0 KiB
Swift

//
// Banner.swift
// Adwaita
//
// Created by david-swift on 03.01.24.
//
import Libadwaita
/// A banner widget.
public struct Banner: Widget {
/// The content.
var title: String
/// Whether the banner is visible.
var visible: Bool
/// The button's label.
var buttonLabel: String?
/// The button's handler.
var handler: () -> Void = { }
/// Initialize a text widget.
/// - Parameters:
/// - title: The content.
/// - visible: Whether the banner is visible.
public init(_ title: String, visible: Bool) {
self.title = title
self.visible = visible
}
/// Update the view storage of the text widget.
/// - Parameters:
/// - storage: The view storage.
/// - modifiers: Modify views before being updated.
public func update(_ storage: ViewStorage, modifiers: [(View) -> View]) {
if let banner = storage.view as? Libadwaita.Banner {
update(banner: banner)
}
}
/// Get the container of the text widget.
/// - Returns: The view storage.
public func container(modifiers: [(View) -> View]) -> ViewStorage {
let banner = Libadwaita.Banner(title)
update(banner: banner)
return .init(banner)
}
/// Update the banner.
/// - Parameter banner: The banner.
func update(banner: Libadwaita.Banner) {
_ = banner.title(title)
if let buttonLabel {
_ = banner.buttonLabel(buttonLabel)
_ = banner.buttonHandler(handler)
}
if visible {
banner.show()
} else {
banner.hide()
}
}
/// Configure the banner's button.
/// - Parameters:
/// - label: The button's title.
/// - handler: The button's handler.
/// - Returns: The banner.
public func button(_ label: String, handler: @escaping () -> Void) -> Self {
var newSelf = self
newSelf.buttonLabel = label
newSelf.handler = handler
return newSelf
}
}