1 files changed, 37 insertions, 0 deletions

diff --git a/app/include/dxwindow.h b/app/include/dxwindow.h
new file mode 100644
index 0000000..14caa36
--- /dev/null
+++ b/app/include/dxwindow.h
@@ -0,0 +1,37 @@
+#pragma once
+
+#include <WinDef.h> // HWND
+
+#include <stdbool.h>
+
+typedef struct Window Window;
+
+/// Initialise the window subsystem.
+///
+/// This function must be called at the start of your application before any
+/// Windows are created.
+bool window_global_init();
+
+/// Terminate the window subsystem.
+///
+/// This function should be called at the end of your application. Any existing
+/// Windows are destroyed and are invalid beyond this call.
+void window_global_quit();
+
+/// Return the last Window error.
+const char* window_get_error();
+
+/// Initialize the window.
+Window* window_init(int width, int height, const char* title);
+
+/// Destroy the window.
+void window_destroy(Window**);
+
+/// Return the Windows handle.
+HWND window_handle(Window*);
+
+/// Update the window, poll for events.
+void window_update(Window*);
+
+/// Return whether the user has requested that the window should be closed.
+bool window_should_close(const Window*);