| // Copyright 2014 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| import Cocoa |
| import FlutterMacOS |
| |
| extension NSWindow { |
| var titlebarHeight: CGFloat { |
| frame.height - contentRect(forFrameRect: frame).height |
| } |
| } |
| |
| class MainFlutterWindow: NSWindow { |
| override func awakeFromNib() { |
| let flutterViewController = FlutterViewController.init() |
| let windowFrame = self.frame |
| self.contentViewController = flutterViewController |
| self.setFrame(windowFrame, display: true) |
| |
| RegisterMethodChannel(registry: flutterViewController) |
| RegisterGeneratedPlugins(registry: flutterViewController) |
| |
| super.awakeFromNib() |
| } |
| |
| func RegisterMethodChannel(registry: FlutterPluginRegistry) { |
| let registrar = registry.registrar(forPlugin: "resize") |
| let channel = FlutterMethodChannel(name: "samples.flutter.dev/resize", |
| binaryMessenger: registrar.messenger) |
| channel.setMethodCallHandler({ (call, result) in |
| if call.method == "resize" { |
| if let args = call.arguments as? Dictionary<String, Any>, |
| let width = args["width"] as? Double, |
| var height = args["height"] as? Double { |
| height += self.titlebarHeight |
| let currentFrame: NSRect = self.frame |
| let nextFrame: NSRect = NSMakeRect( |
| currentFrame.minX - (width - currentFrame.width) / 2, |
| currentFrame.minY - (height - currentFrame.height) / 2, |
| width, |
| height |
| ) |
| self.setFrame(nextFrame, display: true, animate: false) |
| result(true) |
| } else { |
| result(FlutterError.init(code: "bad args", message: nil, details: nil)) |
| } |
| } |
| }) |
| } |
| } |
