64 lines
2.1 KiB
Swift
64 lines
2.1 KiB
Swift
//
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// MenuButton.swift
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// Adwaita
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//
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// Created by david-swift on 22.10.23.
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//
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import CAdw
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/// A button widget for menus.
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public struct MenuButton: MenuItem {
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/// The button's label.
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var label: String
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/// The button's action handler.
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var handler: () -> Void
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/// The keyboard shortcut.
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var shortcut = ""
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/// Whether to prefer adding the action to the application window.
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var preferApplicationWindow: Bool
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/// The action label.
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var filteredLabel: String { label.filter { $0.isLetter || $0.isNumber || $0 == "-" || $0 == "." } }
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/// Initialize a menu button.
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/// - Parameters:
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/// - label: The buttons label.
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/// - window: Whether to prefer adding the action to the application window.
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/// - handler: The button's action handler.
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public init(_ label: String, window: Bool = true, handler: @escaping () -> Void) {
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self.label = label
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preferApplicationWindow = window
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self.handler = handler
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}
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/// Add the button to a menu.
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/// - Parameters:
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/// - menu: The menu.
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/// - app: The application containing the menu.
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/// - window: The application window containing the menu.
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public func addMenuItem(menu: OpaquePointer?, app: GTUIApp, window: GTUIApplicationWindow?) {
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if let window, preferApplicationWindow {
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window.addKeyboardShortcut(shortcut, id: filteredLabel, handler: handler)
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g_menu_append(menu, label, "win." + filteredLabel)
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} else {
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app.addKeyboardShortcut(shortcut, id: filteredLabel, handler: handler)
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g_menu_append(menu, label, "app." + filteredLabel)
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}
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}
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/// Create a keyboard shortcut for an application from a button.
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///
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/// Note that the keyboard shortcut is available after the view has been visible for the first time.
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/// - Parameters:
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/// - shortcut: The keyboard shortcut.
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/// - Returns: The button.
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public func keyboardShortcut(_ shortcut: String) -> Self {
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var newSelf = self
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newSelf.shortcut = shortcut
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return newSelf
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}
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}
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