283 lines
11 KiB
Swift
283 lines
11 KiB
Swift
import Cocoa
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import FlutterMacOS
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import WebKit
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private var viewId: Int64 = 0
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public class DesktopWebviewWindowPlugin: NSObject, FlutterPlugin {
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private let methodChannel: FlutterMethodChannel
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private var webviews: [Int64: WebviewWindowController] = [:]
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public init(methodChannel: FlutterMethodChannel) {
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self.methodChannel = methodChannel
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super.init()
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}
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public static func register(with registrar: FlutterPluginRegistrar) {
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let channel = FlutterMethodChannel(name: "webview_window", binaryMessenger: registrar.messenger)
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let instance = DesktopWebviewWindowPlugin(methodChannel: channel)
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registrar.addMethodCallDelegate(instance, channel: channel)
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ClientMessageChannelPlugin.register(with: registrar)
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}
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public func handle(_ call: FlutterMethodCall, result: @escaping FlutterResult) {
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switch call.method {
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case "create":
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guard let argument = call.arguments as? [String: Any?] else {
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result(FlutterError(code: "0", message: "arg is not map", details: nil))
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return
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}
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let width = argument["windowWidth"] as? Int ?? 1280
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let height = argument["windowHeight"] as? Int ?? 720
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let title = argument["title"] as? String ?? ""
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let titleBarHeight = argument["titleBarHeight"] as? Int ?? 50
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let titleBarTopPadding = argument["titleBarTopPadding"] as? Int ?? 0
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let controller = WebviewWindowController(
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viewId: viewId, methodChannel: methodChannel,
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width: width, height: height, title: title,
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titleBarHeight: titleBarHeight, titleBarTopPadding: titleBarTopPadding
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)
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controller.webviewPlugin = self
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webviews[viewId] = controller
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controller.showWindow(nil)
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result(viewId)
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viewId += 1
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break
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case "launch":
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guard let argument = call.arguments as? [String: Any?] else {
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result(FlutterError(code: "0", message: "arg is not map", details: nil))
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return
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}
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guard let viewId = argument["viewId"] as? Int64 else {
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result(FlutterError(code: "0", message: "param viewId not found", details: nil))
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return
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}
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guard let url = argument["url"] as? String else {
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result(FlutterError(code: "0", message: "param url not found", details: nil))
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return
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}
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guard let parsedUrl = URL(string: url) else {
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result(FlutterError(code: "0", message: "failed to parse \(url)", details: nil))
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return
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}
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guard let wc = webviews[viewId] else {
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result(FlutterError(code: "0", message: "can not find webview for id: \(viewId)", details: nil))
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return
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}
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wc.webViewController.load(url: parsedUrl)
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result(nil)
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break
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case "registerJavaScripInterface":
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guard let argument = call.arguments as? [String: Any?] else {
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result(FlutterError(code: "0", message: "arg is not map", details: nil))
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return
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}
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guard let viewId = argument["viewId"] as? Int64 else {
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result(FlutterError(code: "0", message: "param viewId not found", details: nil))
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return
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}
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guard let name = argument["name"] as? String else {
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result(FlutterError(code: "0", message: "param name not found", details: nil))
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return
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}
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guard let wc = webviews[viewId] else {
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result(FlutterError(code: "0", message: "can not find webview for id: \(viewId)", details: nil))
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return
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}
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wc.webViewController.addJavascriptInterface(name: name)
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result(nil)
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break
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case "unregisterJavaScripInterface":
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guard let argument = call.arguments as? [String: Any?] else {
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result(FlutterError(code: "0", message: "arg is not map", details: nil))
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return
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}
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guard let viewId = argument["viewId"] as? Int64 else {
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result(FlutterError(code: "0", message: "param viewId not found", details: nil))
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return
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}
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guard let name = argument["name"] as? String else {
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result(FlutterError(code: "0", message: "param name not found", details: nil))
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return
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}
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guard let wc = webviews[viewId] else {
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result(FlutterError(code: "0", message: "can not find webview for id: \(viewId)", details: nil))
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return
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}
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wc.webViewController.addJavascriptInterface(name: name)
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result(nil)
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break
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case "clearAll":
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WKWebsiteDataStore.default().removeData(
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ofTypes: [WKWebsiteDataTypeCookies, WKWebsiteDataTypeLocalStorage],
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modifiedSince: .distantPast,
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completionHandler: {
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result(nil)
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})
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break
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case "setBrightness":
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guard let argument = call.arguments as? [String: Any?] else {
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result(FlutterError(code: "0", message: "arg is not map", details: nil))
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return
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}
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guard let viewId = argument["viewId"] as? Int64 else {
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result(FlutterError(code: "0", message: "param viewId not found", details: nil))
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return
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}
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guard let wc = webviews[viewId] else {
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result(FlutterError(code: "0", message: "can not find webview for id: \(viewId)", details: nil))
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return
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}
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let brightness = argument["brightness"] as? Int ?? -1
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wc.setAppearance(brightness: brightness)
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result(nil)
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break
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case "addScriptToExecuteOnDocumentCreated":
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guard let argument = call.arguments as? [String: Any?] else {
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result(FlutterError(code: "0", message: "arg is not map", details: nil))
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return
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}
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guard let viewId = argument["viewId"] as? Int64 else {
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result(FlutterError(code: "0", message: "param viewId not found", details: nil))
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return
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}
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guard let wc = webviews[viewId] else {
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result(FlutterError(code: "0", message: "can not find webview for id: \(viewId)", details: nil))
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return
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}
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guard let javaScript = argument["javaScript"] as? String else {
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result(FlutterError(code: "0", message: "param javaScript not found", details: nil))
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return
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}
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wc.webViewController.addScriptToExecuteOnDocumentCreated(javaScript: javaScript)
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result(nil)
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break
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case "setApplicationNameForUserAgent":
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guard let argument = call.arguments as? [String: Any?] else {
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result(FlutterError(code: "0", message: "arg is not map", details: nil))
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return
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}
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guard let viewId = argument["viewId"] as? Int64 else {
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result(FlutterError(code: "0", message: "param viewId not found", details: nil))
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return
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}
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guard let wc = webviews[viewId] else {
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result(FlutterError(code: "0", message: "can not find webview for id: \(viewId)", details: nil))
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return
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}
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guard let applicationName = argument["applicationName"] as? String else {
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result(FlutterError(code: "0", message: "param applicationName not found", details: nil))
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return
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}
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wc.webViewController.setApplicationNameForUserAgent(applicationName: applicationName)
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result(nil)
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break
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case "back":
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guard let argument = call.arguments as? [String: Any?] else {
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result(FlutterError(code: "0", message: "arg is not map", details: nil))
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return
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}
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guard let viewId = argument["viewId"] as? Int64 else {
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result(FlutterError(code: "0", message: "param viewId not found", details: nil))
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return
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}
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guard let wc = webviews[viewId] else {
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result(FlutterError(code: "0", message: "can not find webview for id: \(viewId)", details: nil))
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return
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}
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wc.webViewController.goBack()
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break
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case "forward":
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guard let argument = call.arguments as? [String: Any?] else {
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result(FlutterError(code: "0", message: "arg is not map", details: nil))
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return
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}
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guard let viewId = argument["viewId"] as? Int64 else {
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result(FlutterError(code: "0", message: "param viewId not found", details: nil))
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return
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}
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guard let wc = webviews[viewId] else {
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result(FlutterError(code: "0", message: "can not find webview for id: \(viewId)", details: nil))
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return
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}
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wc.webViewController.goForward()
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break
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case "reload":
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guard let argument = call.arguments as? [String: Any?] else {
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result(FlutterError(code: "0", message: "arg is not map", details: nil))
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return
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}
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guard let viewId = argument["viewId"] as? Int64 else {
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result(FlutterError(code: "0", message: "param viewId not found", details: nil))
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return
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}
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guard let wc = webviews[viewId] else {
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result(FlutterError(code: "0", message: "can not find webview for id: \(viewId)", details: nil))
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return
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}
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wc.webViewController.reload()
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break
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case "stop":
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guard let argument = call.arguments as? [String: Any?] else {
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result(FlutterError(code: "0", message: "arg is not map", details: nil))
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return
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}
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guard let viewId = argument["viewId"] as? Int64 else {
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result(FlutterError(code: "0", message: "param viewId not found", details: nil))
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return
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}
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guard let wc = webviews[viewId] else {
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result(FlutterError(code: "0", message: "can not find webview for id: \(viewId)", details: nil))
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return
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}
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wc.webViewController.stopLoading()
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break
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case "close":
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guard let argument = call.arguments as? [String: Any?] else {
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result(FlutterError(code: "0", message: "arg is not map", details: nil))
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return
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}
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guard let viewId = argument["viewId"] as? Int64 else {
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result(FlutterError(code: "0", message: "param viewId not found", details: nil))
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return
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}
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guard let wc = webviews[viewId] else {
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result(FlutterError(code: "0", message: "can not find webview for id: \(viewId)", details: nil))
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return
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}
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wc.close()
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break
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case "evaluateJavaScript":
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guard let argument = call.arguments as? [String: Any?] else {
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result(FlutterError(code: "0", message: "arg is not map", details: nil))
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return
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}
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guard let viewId = argument["viewId"] as? Int64 else {
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result(FlutterError(code: "0", message: "param viewId not found", details: nil))
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return
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}
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guard let wc = webviews[viewId] else {
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result(FlutterError(code: "0", message: "can not find webview for id: \(viewId)", details: nil))
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return
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}
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guard let js = argument["javaScriptString"] as? String else {
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result(FlutterError(code: "0", message: "param javaScriptString not found", details: nil))
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return
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}
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wc.webViewController.evaluateJavaScript(javaScriptString: js, completer: result)
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break
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default:
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result(FlutterMethodNotImplemented)
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}
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}
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func onWebviewWindowClose(viewId: Int64, wc: WebviewWindowController) {
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webviews.removeValue(forKey: viewId)
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}
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}
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