147 lines
4.5 KiB
Swift
147 lines
4.5 KiB
Swift
//
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// AboutDialog.swift
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// Adwaita
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//
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// Created by david-swift on 21.03.24.
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//
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import CAdw
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import Foundation
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/// The about dialog widget.
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struct AboutDialog: AdwaitaWidget {
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/// Whether the dialog is visible.
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@Binding var visible: Bool
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/// The wrapped view.
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var child: AnyView
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/// The app's name.
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var appName: String?
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/// The developer's name.
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var developer: String?
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/// The app version.
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var version: String?
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/// The app icon.
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var icon: Icon?
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/// The app's website.
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var website: URL?
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/// The link for opening issues.
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var issues: URL?
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/// The ID for the dialog's storage.
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let dialogID = "dialog"
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/// The view storage.
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/// - Parameters:
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/// - modifiers: Modify views before being updated.
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/// - type: The type of the app storage.
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/// - Returns: The view storage.
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func container<Data>(data: WidgetData, type: Data.Type) -> ViewStorage where Data: ViewRenderData {
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let storage = child.storage(data: data, type: type)
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update(storage, data: data, updateProperties: true, type: type)
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return storage
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}
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/// Update the stored content.
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/// - Parameters:
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/// - storage: The storage to update.
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/// - modifiers: Modify views before being updated
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/// - updateProperties: Whether to update the view's properties.
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/// - type: The type of the app storage.
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func update<Data>(
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_ storage: ViewStorage,
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data: WidgetData,
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updateProperties: Bool,
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type: Data.Type
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) where Data: ViewRenderData {
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child.updateStorage(storage, data: data, updateProperties: updateProperties, type: type)
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guard updateProperties, (storage.previousState as? Self)?.visible != visible else {
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return
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}
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if visible {
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if storage.content[dialogID]?.first == nil {
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createDialog(storage: storage)
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adw_dialog_present(
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storage.content[dialogID]?.first?.opaquePointer?.cast(),
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storage.opaquePointer?.cast()
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)
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}
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let dialog = storage.content[dialogID]?.first?.opaquePointer
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if let appName {
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adw_about_dialog_set_application_name(dialog, appName)
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}
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if let developer {
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adw_about_dialog_set_developer_name(dialog, developer)
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}
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if let version {
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adw_about_dialog_set_version(dialog, version)
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}
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if let icon {
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adw_about_dialog_set_application_icon(dialog, icon.string)
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}
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if let website {
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adw_about_dialog_set_website(dialog, website.absoluteString)
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}
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if let issues {
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adw_about_dialog_set_issue_url(dialog, issues.absoluteString)
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}
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adw_dialog_set_content_height(dialog?.cast(), -1)
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} else {
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if storage.content[dialogID]?.first != nil {
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adw_dialog_close(storage.content[dialogID]?.first?.opaquePointer?.cast())
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}
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}
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storage.previousState = self
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}
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/// Create a new instance of the dialog.
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/// - Parameter storage: The wrapped view's storage.
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func createDialog(storage: ViewStorage) {
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let pointer = adw_about_dialog_new()
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let dialog = ViewStorage(pointer?.opaque())
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storage.content[dialogID] = [dialog]
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dialog.connectSignal(name: "closed") {
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storage.content[dialogID] = []
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if visible {
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visible = false
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}
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}
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}
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}
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extension AnyView {
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/// Add an about dialog to the parent window.
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/// - Parameters:
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/// - visible: Whether the dialog is presented.
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/// - app: The app's name.
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/// - developer: The developer's name.
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/// - version: The version string.
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/// - icon: The app icon.
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/// - website: The app's website.
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/// - issues: Website for reporting issues.
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public func aboutDialog(
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visible: Binding<Bool>,
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app: String? = nil,
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developer: String? = nil,
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version: String? = nil,
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icon: Icon? = nil,
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website: URL? = nil,
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issues: URL? = nil
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) -> AnyView {
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AboutDialog(
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visible: visible,
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child: self,
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appName: app,
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developer: developer,
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version: version,
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icon: icon,
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website: website,
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issues: issues
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)
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}
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}
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