1  #include "AppDelegate.hh"
 2  
 3  AppDelegate::AppDelegate()
 4      : window_title(nsStringUtf8("App")) { };
 5  
 6  AppDelegate::AppDelegate(const char* title)
 7      : window_title(nsStringUtf8(title)) { };
 8  
 9  AppDelegate::~AppDelegate()
10  {
11      this->mtk_view->release();
12      this->window->release();
13      this->device->release();
14  }
15  
16  void AppDelegate::applicationWillFinishLaunching(
17      NS::Notification* notification)
18  {
19      NS::Application* app = static_cast<NS::Application*>(notification->object());
20      app->setActivationPolicy(NS::ActivationPolicy::ActivationPolicyRegular);
21  }
22  
23  void AppDelegate::applicationDidFinishLaunching(
24      NS::Notification* notification)
25  {
26      CGRect frame = {
27          .origin = { .x = 100.0, .y = 100.0 },
28          .size = { .width = 900.0, .height = 1024.0 },
29      };
30  
31      this->window = NS::Window::alloc()->init(
32          frame, NS::WindowStyleMaskClosable | NS::WindowStyleMaskTitled,
33          NS::BackingStoreBuffered, false);
34  
35      this->device = MTL::CreateSystemDefaultDevice();
36  
37      this->mtk_view = MTK::View::alloc()->init(frame, this->device);
38      this->mtk_view->setColorPixelFormat(MTL::PixelFormat::PixelFormatBGRA8Unorm_sRGB);
39      this->mtk_view->setClearColor(MTL::ClearColor::Make(0.1, 0.1, 0.1, 1.0));
40      this->mtk_view->setDepthStencilPixelFormat(MTL::PixelFormat::PixelFormatDepth16Unorm);
41      this->mtk_view->setClearDepth(1.0f);
42  
43      this->mtk_view->setSampleCount(4);
44  
45      auto view_delegate = MTKViewDelegate::init(device);
46  
47      if (!view_delegate) {
48          std::cerr << std::format("Failed to create MTKViewDelegate: {}", view_delegate.error().message());
49          return;
50      }
51  
52      this->view_delegate = std::move(view_delegate.value());
53  
54      this->mtk_view->setDelegate(this->view_delegate.get());
55  
56      this->window->setContentView(this->mtk_view);
57      this->window->setTitle(this->window_title);
58  
59      // Key, as in, show the window.
60      this->window->makeKeyAndOrderFront(nullptr);
61  
62      NS::Application* app = static_cast<NS::Application*>(notification->object());
63  
64      app->activateIgnoringOtherApps(true);
65  }
66  
67  bool AppDelegate::applicationShouldTerminateAfterLastWindowClosed(
68      NS::Application* _ /*pSender*/)
69  {
70      return true;
71  }