From 662f1d902754b50ff255cebd2976447440dcefca Mon Sep 17 00:00:00 2001
From: Matthew <matthew@sleepy.day>
Date: Wed, 5 Mar 2025 19:08:16 +1100
Subject: [PATCH] few windows changes

---
 src/platform.c         | 11 ++++++
 src/platform.h         |  2 ++
 src/platform_windows.c | 80 ++++++++++++++----------------------------
 src/platform_windows.h |  2 ++
 4 files changed, 42 insertions(+), 53 deletions(-)

diff --git a/src/platform.c b/src/platform.c
index 92e802a..5ed0216 100644
--- a/src/platform.c
+++ b/src/platform.c
@@ -106,3 +106,14 @@ WindowSize GetWindowSize()
 {
 	return _GetWindowSize();
 }
+
+b32 ShouldQuit()
+{
+	return _ShouldQuit();
+}
+
+b32 NeedWindowResize()
+{
+	return _NeedWindowResize();
+}
+
diff --git a/src/platform.h b/src/platform.h
index e7114c7..0be156f 100644
--- a/src/platform.h
+++ b/src/platform.h
@@ -65,6 +65,8 @@ b32 CreateSystemWindow();
 b32 GetWindowEvent(WindowEvent *event);
 void WaitForWindowEvent(WindowEvent *event);
 WindowSize GetWindowSize();
+b32 NeedWindowResize()
+b32 ShouldQuit();
 
 // Directory Functions
 b32 ChangeWorkingDir(const char *);
diff --git a/src/platform_windows.c b/src/platform_windows.c
index da91bd8..05b1306 100644
--- a/src/platform_windows.c
+++ b/src/platform_windows.c
@@ -1,6 +1,6 @@
 HINSTANCE win32_instance = {};
-
 Window win32_window = {};
+b32 global_quit = false;
 
 LRESULT CALLBACK WindowProc(HWND window, UINT message, WPARAM w_param, LPARAM l_param)
 {
@@ -10,15 +10,14 @@ LRESULT CALLBACK WindowProc(HWND window, UINT message, WPARAM w_param, LPARAM l_
 	{
 		case WM_SIZE: 
 			{
-				OutputDebugStringA("WM_SIZE\n");
+				win32_window.w = LOWORD(l_param);
+				win32_window.h = HIWORD(l_param);
+				win32_window.resize_requested = true;
 			}	break;
-		case WM_DESTROY:
-			{
-				OutputDebugStringA("WM_DESTROY\n");
-			} break;
+		case WM_DESTROY: // TODO(MA): Probably handle these separately but for now, they're together
 		case WM_CLOSE:
 			{
-				OutputDebugStringA("WM_CLOSE\n");
+				global_quit = true;
 			} break;
 		case WM_ACTIVATEAPP:
 			{
@@ -37,48 +36,9 @@ int CALLBACK WinMain(HINSTANCE instance, HINSTANCE prev_instance, LPSTR cmd_line
 {
 	win32_instance = instance;
 
-	WNDCLASS window_class = {
-		.style = CS_OWNDC|CS_HREDRAW|CS_VREDRAW,
-		.lpfnWndProc = WindowProc,
-		.hInstance = instance,
-		.lpszClassName = "GearsWindowClass",
-	};
+	int result = main(__argc, __argv);
 
-	if (RegisterClass(&window_class))
-	{
-		HWND window_handle = CreateWindowEx(
-			0,
-			window_class.lpszClassName,
-			"Video Game",
-			WS_OVERLAPPEDWINDOW|WS_VISIBLE,
-			CW_USEDEFAULT,
-			CW_USEDEFAULT,
-			CW_USEDEFAULT,
-			CW_USEDEFAULT,
-			0, 
-			0,
-			instance,
-			0
-		);
-
-		if (window_handle)
-		{
-			while (true)
-			{
-				MSG message;
-				BOOL message_result = GetMessage(&message, 0, 0, 0);
-				if (message_result > 0)
-				{
-					TranslateMessage(&message);
-					DispatchMessage(&message);
-				}
-				else
-				{
-					break;
-				}
-			}
-		}
-	}
+	PostQuitMessage(result);
 }
 
 b32 _LoadLib(const char *name, Library *out_lib)
@@ -188,23 +148,37 @@ b32 _CreateWindow()
 
 Window *_GetWindow()
 {
-	return NULL;
+	return &win32_window;
 }
 
-b32 _GetWindowEvent(WindowEvent *event)
+void _ProcessWindowEvents()
 {
-	b32 success = true;
 
-	return success;
 }
 
 void _WaitForWindowEvent(WindowEvent *event)
 {
+	MSG message;
+	BOOL message_result = GetMessageA(&message, 0, 0, 0);
+	if (message_result > 0)
+	{
+		TranslateMessage(&message);
+		DispatchMessage(&message);
+	}
+}
 
+b32 _ShouldQuit()
+{
+	return global_quit;
+}
+
+b32 _NeedWindowResize()
+{
+	return win32_window.resize_requested;
 }
 
 WindowSize _GetWindowSize()
 {
-	return (WindowSize){ .w = 0, .h = 0 };
+	return (WindowSize){ .w = win32_window.w, .h = win32_window.h };
 }
 
diff --git a/src/platform_windows.h b/src/platform_windows.h
index db6d141..31543fd 100644
--- a/src/platform_windows.h
+++ b/src/platform_windows.h
@@ -44,6 +44,8 @@ typedef struct
 {
 	HINSTANCE instance;
 	HWND handle;
+	u16 h, w;
+	b32 resize_requested;
 } Window;
 
 typedef struct