79 lines
2.6 KiB
Swift
79 lines
2.6 KiB
Swift
//
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// ToastOverlay+.swift
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// Adwaita
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//
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// Created by david-swift on 21.01.24.
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//
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import CAdw
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import Foundation
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/// A wrapper around a view presenting toasts.
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extension ToastOverlay {
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/// Initialize a toast overlay.
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/// - Parameters:
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/// - title: The toast's title.
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/// - signal: The signal for adding a toast.
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public init(_ title: String, signal: Signal) {
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appearFunctions.append { storage, _ in
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storage.fields["signal"] = signal
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}
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updateFunctions.append { storage, _, _ in
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if let signal = storage.fields["signal"] as? Signal, signal.update {
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let toast = ViewStorage(adw_toast_new(title))
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storage.fields[UUID().uuidString] = toast
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if let button = storage.fields["button"] as? String,
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let handler = storage.fields["handler"] as? () -> Void {
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adw_toast_set_button_label(toast.pointer, button)
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toast.connectSignal(name: "button-clicked", handler: handler)
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}
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adw_toast_overlay_add_toast(storage.pointer, toast.pointer)
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}
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}
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}
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/// Add an action button to the toast.
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/// - Parameters:
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/// - button: The button's label.
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/// - handler: The handler.
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/// - Returns: The toast overlay.
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public func action(button: String, handler: @escaping () -> Void) -> Self {
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var newSelf = self
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let action: (ViewStorage, [(View) -> View], Bool) -> Void = { storage, _, _ in
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storage.fields["button"] = button
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storage.fields["handler"] = handler
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}
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newSelf.updateFunctions.insert(action, at: 0)
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return newSelf
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}
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}
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extension View {
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/// Present a toast when the signal gets activated.
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/// - Parameters:
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/// - title: The title of the toast.
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/// - signal: The signal which activates the presentation of a toast.
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/// - Returns: A view.
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public func toast(_ title: String, signal: Signal) -> ToastOverlay {
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.init(title, signal: signal)
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.child { self }
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}
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/// Present a toast with a button when the signal gets activated.
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/// - Parameters:
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/// - title: The title of the toast.
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/// - signal: The signal which activates the presentation of a toast.
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/// - button: The button's label.
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/// - handler: The handler for the button.
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/// - Returns: A view.
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public func toast(_ title: String, signal: Signal, button: String, handler: @escaping () -> Void) -> ToastOverlay {
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.init(title, signal: signal)
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.child { self }
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.action(button: button, handler: handler)
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}
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}
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