71 lines
1.9 KiB
Swift
71 lines
1.9 KiB
Swift
//
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// Button.swift
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// Adwaita
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//
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// Created by david-swift on 10.09.23.
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//
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import GTUI
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/// A button widget.
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public struct Button: Widget {
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/// The button's label.
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var label: String?
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/// The button's icon.
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var icon: Icon?
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/// The button's action handler.
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var handler: () -> Void
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// swiftlint:disable function_default_parameter_at_end
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/// Initialize a button.
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/// - Parameters:
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/// - label: The button's label.
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/// - icon: The button's icon.
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/// - handler: The button's action handler.
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public init(_ label: String? = nil, icon: Icon, handler: @escaping () -> Void) {
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self.label = label
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self.icon = icon
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self.handler = handler
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}
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// swiftlint:enable function_default_parameter_at_end
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/// Initialize a button.
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/// - Parameters:
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/// - label: The buttons label.
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/// - handler: The button's action handler.
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public init(_ label: String, handler: @escaping () -> Void) {
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self.label = label
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self.handler = handler
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}
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/// Update a button's view storage.
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/// - Parameter storage: The view storage.
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public func update(_ storage: ViewStorage) {
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if let button = storage.view as? GTUI.Button {
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let content = button.getContent()
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if let label {
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if icon == nil {
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button.setLabel(label)
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} else {
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content?.setLabel(label)
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}
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}
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if let icon {
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content?.setIcon(icon)
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}
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}
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}
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/// Get a button's view storage.
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/// - Returns: The button's view storage.
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public func container() -> ViewStorage {
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if let icon {
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return .init(GTUI.Button(label, icon: icon).handler(handler))
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} else {
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return .init(GTUI.Button(label ?? .init()).handler(handler))
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}
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}
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}
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