From 99924ef6f857083c0d960d3d7ca50781ac09556a Mon Sep 17 00:00:00 2001
From: UniversePM <aidenpm@proton.me>
Date: Wed, 26 Aug 2026 17:52:26 -0500
Subject: [PATCH] is it morally wrong to steal code

---
 .../Windows64/Windows64_Minecraft.cpp         | 102 ++++++++++++++++++
 1 file changed, 102 insertions(+)

diff --git a/Minecraft.Client/Windows64/Windows64_Minecraft.cpp b/Minecraft.Client/Windows64/Windows64_Minecraft.cpp
index 35f89393..0b162786 100644
--- a/Minecraft.Client/Windows64/Windows64_Minecraft.cpp
+++ b/Minecraft.Client/Windows64/Windows64_Minecraft.cpp
@@ -301,6 +301,108 @@ LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
 {
 	switch (message)
 	{
+	case WM_KILLFOCUS:
+		g_KBMInput.ClearAllState();
+		g_KBMInput.SetWindowFocused(false);
+		if (g_KBMInput.IsMouseGrabbed())
+			g_KBMInput.SetMouseGrabbed(false);
+		break;
+	case WM_SETFOCUS:
+		g_KBMInput.SetWindowFocused(true);
+		break;
+	case WM_CHAR:
+		if (wParam >= 0x20 || wParam == 0x08 || wParam == 0x0D)
+			g_KBMInput.OnChar(static_cast<wchar_t>(wParam));
+		break;
+	
+	case WM_KEYDOWN:
+	case WM_SYSKEYDOWN:
+	{
+		int vk = static_cast<int>(wParam);
+		if ((lParam & 0x40000000) && vk != VK_LEFT && vk != VK_RIGHT && vk != VK_BACK)
+			break;
+		const Minecraft* pm = Minecraft::GetInstance();
+		ChatScreen* chat = pm && pm->screen ? dynamic_cast<ChatScreen*>(pm->screen) : nullptr;
+		if (chat)
+		{
+			if (vk == 'V' && (GetKeyState(VK_CONTROL) & 0x8000))
+				{ chat->handlePasteRequest(); break; }
+			if ((vk == VK_UP || vk == VK_DOWN) && !(lParam & 0x40000000))
+				{ if (vk == VK_UP) chat->handleHistoryUp(); else chat->handleHistoryDown(); break; }
+			if (vk >= '1' && vk <= '9')
+				break;
+			if (vk == VK_SHIFT)
+				break;
+		}
+
+		if (vk == VK_SHIFT)
+			vk = (MapVirtualKey((lParam >> 16) & 0xFF, MAPVK_VSC_TO_VK_EX) == VK_RSHIFT) ? VK_RSHIFT : VK_LSHIFT;
+		else if (vk == VK_CONTROL)
+			vk = (lParam & (1 <, 24)) ? VK_RCONTROL : VK_LCONTROL;
+		else if (vk == VK_MENU)
+			vk = (lParam & (1 << 24)) ? VK_RMENU : VK_LMENU;
+		g_KBMInput.OnKeyDown(vk);
+		break;
+	}
+	case WM_KEYUP:
+	case WM_SYSKEYUP:
+	{
+		int vk = static_cast<int>(wParam);
+		if (vk == VK_SHIFT)
+			vk = (MapVirtualKey((lParam >> 16) & 0xFF, MAPVK_VSC_TO_VK_EX) == VK_RSHIFT) ? VK_RSHIFT : VK_LSHIFT;
+		else if (vk == VK_CONTROL)
+			vk = (lParam & (1 << 24)) ? VK_RCONTROL : VK_LCONTROL;
+		else if (vk == VK_MENU)
+			vk = (lParam & (1 << 24)) ? VK_RMENU : VK_LMENU;
+		g_KBMInput.OnKeyUp(vk);
+		break;
+	}
+
+	case WM_LBUTTONDOWN:
+		g_KBMInput.OnMouseButtonDown(KeyboardMouseInput::MOUSE_LEFT);
+		break;
+	case WM_LBUTTONUP:
+		g_KBMInput.OnMouseButtonUp(KeyboardMouseInput::MOUSE_LEFT);
+		break;
+	case WM_RBUTTONDOWN:
+		g_KBMInput.OnMouseButtonDown(KeyboardMouseInput::MOUSE_RIGHT);
+		break;
+	case WM_RBUTTONUP:
+		g_KBMInput.OnMouseButtonUp(KeyboardMouseInput::MOUSE_RIGHT);
+		break;
+	case WM_MBUTTONDOWN:
+		g_KBMInput.OnMouseButtonDown(KeyboardMouseInput::MOUSE_MIDDLE);
+		break;
+	case WM_MBUTTONUP:
+		g_KBMInput.OnMouseButtonUp(KeyboardMouseInput::MOUSE_MIDDLE);
+		break;
+
+	case WM_MOUSEMOVE:
+		g_KBMInput.OnMouseMove(LOWORD(lParam), HIWORD(lParam));
+		break;
+
+	case WM_MOUSEWHEEL:
+		g_KBMInput.OnMouseWheel(GET_WHEEL_DELTA_WPARAM(wParam));
+		break;
+
+	case WM_INPUT:
+		{
+			UINT dwSize = 0;
+			GetRawInputData((HRAWINPUT)lParam, RID_INPUT, nullptr, &dwSize, sizeof(RAWINPUTHEADER));
+			if (dwSize > 0 && dwSize <= 256)
+			{
+				BYTE rawBuffer[256];
+				if (GetRawInputData((HRAWINPUT)lParam, RID_INPUT, rawBuffer, &dwSize, sizeof(RAWINPUTHEADER)) == dwSize)
+				{
+					const RAWINPUT* raw = (RAWINPUT*)rawBuffer;
+					if (raw->header.dwType == RIM_TYPEMOUSE)
+					{
+						g_KBMInput.OnRawMouseDelta(raw->data.mouse.lLastX, raw->data.mouse.lLastY);
+					}
+				}
+			}
+		}
+		break;
 	case WM_SETCURSOR:
 		if (LOWORD(lParam) == HTCLIENT || LOWORD(lParam) == HTCAPTION)
 		{