devilution/DiabloUI/diabedit.cpp

// ref: 0x10005765
void __fastcall DiabEdit_DoPaintBMP(HWND hWnd)
{
	struct tagPAINTSTRUCT Paint; // [esp+4h] [ebp-40h]

	BeginPaint(hWnd, &Paint);
	SDlgDrawBitmap(hWnd, 1, 0, 0, 0, 0, 0);
	EndPaint(hWnd, &Paint);
}

// ref: 0x1000579B
void __cdecl DiabEdit_cpp_init()
{
	DiabEdit_cpp_float = DiabEdit_cpp_float_value;
}
// 1001F40C: using guessed type int DiabEdit_cpp_float_value;
// 1002970C: using guessed type int DiabEdit_cpp_float;

// ref: 0x100057A6
void __cdecl DiabEdit_SetupWindow()
{
	WNDCLASSA WndClass; // [esp+0h] [ebp-28h]

	memset(&WndClass, 0, 0x28u);
	WndClass.style         = 64;
	WndClass.lpfnWndProc   = DiabEdit_WndProc;
	WndClass.hInstance     = GetModuleHandleA(0);
	WndClass.lpszClassName = "DIABLOEDIT";
	RegisterClassA(&WndClass);
}

// ref: 0x100057E8
LRESULT __stdcall DiabEdit_WndProc(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam)
{
	if (Msg <= 0x113) {
		if (Msg == 275) {
			DiabEdit_GetCursorProp(hWnd);
			return 0;
		}
		if (Msg == 1) {
			DiabEdit_SetRestrictTimer(hWnd);
		} else if (Msg == 2) {
			DiabEdit_RemoveAllProps(hWnd);
		} else {
			if (Msg != 7) {
				if (Msg == 15) {
					DiabEdit_DoPaintBMP(hWnd);
				} else {
					if (Msg == 135)
						return 129;
					if (Msg != 256) {
						if (Msg == 258)
							DiabEdit_RestrictAndLimit(hWnd, wParam, lParam);
						return DefWindowProcA(hWnd, Msg, wParam, lParam);
					}
					DiabEdit_SetTextAndProp(hWnd, wParam, lParam);
				}
				return 0;
			}
			DiabEdit_SendWndCommand(hWnd, 1u);
		}
		return DefWindowProcA(hWnd, Msg, wParam, lParam);
	}
	switch (Msg) {
	case 0x201u:
		SetFocus(hWnd);
		return DefWindowProcA(hWnd, Msg, wParam, lParam);
	case 0x400u:
		SetWindowTextA(hWnd, &nullcharacter);
		DiabEdit_SendWndCommand(hWnd, 3u);
		return 0;
	case 0x401u:
		SetPropA(hWnd, "LIMIT", (HANDLE)wParam);
		return 0;
	case 0x402u:
		return (LRESULT)GetPropA(hWnd, "LIMIT");
	}
	if (Msg != 1027) {
		if (Msg == 1028) {
			DiabEdit_SetRestrictString(hWnd, lParam);
			return 0;
		}
		return DefWindowProcA(hWnd, Msg, wParam, lParam);
	}
	return (LRESULT)GetPropA(hWnd, "CURSOR");
}

// ref: 0x1000591C
void __fastcall DiabEdit_SendWndCommand(HWND hWnd, WORD a2)
{
	int v4;  // ST08_4
	HWND v5; // eax

	v4 = (a2 << 16) | (unsigned short)GetWindowLongA(hWnd, -12);
	v5 = GetParent(hWnd);
	SendMessageA(v5, 0x111u, v4, (LPARAM)hWnd);
}

// ref: 0x1000594E
void __fastcall DiabEdit_GetCursorProp(HWND hWnd)
{
	size_t v2;        // eax
	char *v3;         // esi
	char String[256]; // [esp+Ch] [ebp-100h]

	String[0] = nullcharacter;
	memset(&String[1], 0, 0xFCu);
	*(WORD *)&String[253] = 0;
	String[255]            = 0;
	if (GetPropA(hWnd, "CURSOR")) {
		SetPropA(hWnd, "CURSOR", 0);
		DiabEdit_SendWndCommand(hWnd, 3u);
	} else {
		SetPropA(hWnd, "CURSOR", (void *)HANDLE_FLAG_INHERIT);
		GetWindowTextA(hWnd, String, 255);
		String[254]    = 0;
		v2             = strlen(String);
		String[v2 + 1] = 0;
		v3             = &String[v2];
		String[v2]     = 124;
		SetWindowTextA(hWnd, String);
		DiabEdit_SendWndCommand(hWnd, 3u);
		*v3 = 0;
		SetWindowTextA(hWnd, String);
	}
}

// ref: 0x10005A0A
void __fastcall DiabEdit_RestrictAndLimit(HWND hWnd, WPARAM wParam, LPARAM lParam)
{
	unsigned char v3; // bl
	char *v4;         // eax
	char v5;          // cl
	signed int v6;    // eax
	signed int v7;    // esi
	//char v8; // [esp+7h] [ebp-105h]
	char String[256]; // [esp+8h] [ebp-104h]

	String[0] = nullcharacter;
	v3        = wParam;
	memset(&String[1], 0, 0xFCu);
	*(WORD *)&String[253] = 0;
	String[255]            = 0;
	if ((BYTE)wParam == 8)
		goto LABEL_9;
	if ((unsigned char)wParam < 0x20u || (unsigned char)wParam > 0x7Eu && (unsigned char)wParam < 0xC0u)
		return;
	v4 = (char *)GetPropA(hWnd, "RESTRICTED");
	if (!v4 || (v5 = *v4) == 0) {
	LABEL_9:
		GetWindowTextA(hWnd, String, 255);
		String[254] = 0;
		v6          = strlen(String);
		v7          = v6;
		if (v3 == 8) {
			if (v6) {
				String[v6 - 1] = 0; // *(&v8 + v6) = 0;
				goto LABEL_14;
			}
		} else if (v6 < (signed int)GetPropA(hWnd, "LIMIT")) {
			String[v7]     = v3;
			String[v7 + 1] = 0;
		LABEL_14:
			SetWindowTextA(hWnd, String);
			goto LABEL_15;
		}
	LABEL_15:
		DiabEdit_GetCursorProp(hWnd);
		return;
	}
	while (v3 != v5) {
		v5 = *++v4;
		if (!*v4)
			goto LABEL_9;
	}
}

// ref: 0x10005AF4
void __fastcall DiabEdit_SetTextAndProp(HWND hWnd, WPARAM wParam, LPARAM lParam)
{
	WPARAM v4; // ebx
	size_t v5; // eax
	//char v6; // [esp+Bh] [ebp-101h]
	char String[256]; // [esp+Ch] [ebp-100h]

	String[0] = nullcharacter;
	memset(&String[1], 0, 0xFCu);
	*(WORD *)&String[253] = 0;
	String[255]            = 0;
	v4                     = wParam;
	GetWindowTextA(hWnd, String, 255);
	String[254] = 0;
	v5          = strlen(String);
	if (v4 == 37) {
		if (v5) {
			String[v5 - 1] = 0; // *(&v6 + v5) = 0;
			SetWindowTextA(hWnd, String);
		}
		DiabEdit_GetCursorProp(hWnd);
	}
}

// ref: 0x10005B70
void __fastcall DiabEdit_SetRestrictString(HWND hWnd, LPARAM lParam)
{
	const char *v2; // edi
	char *v3;       // eax MAPDST

	v2 = (const char *)lParam;
	v3 = (char *)GetPropA(hWnd, "RESTRICTED");
	if (v3) {
		strncpy(v3, v2, 0xFFu);
		v3[255] = 0;
	}
}

// ref: 0x10005B9F
void __fastcall DiabEdit_SetRestrictTimer(HWND hWnd)
{
	unsigned char *v2; // eax

	SDlgSetTimer((int)hWnd, 1, 500, 0);
	SetPropA(hWnd, "CURSOR", 0);
	v2  = (unsigned char *)SMemAlloc(0x100u, "C:\\Src\\Diablo\\DiabloUI\\DiabEdit.cpp", 185, 0);
	*v2 = 0;
	SetPropA(hWnd, "RESTRICTED", v2);
}

// ref: 0x10005BE7
void __fastcall DiabEdit_RemoveAllProps(HWND hWnd)
{
	HANDLE v2; // eax

	SDlgKillTimer((int)hWnd, 1);
	RemovePropA(hWnd, "LIMIT");
	RemovePropA(hWnd, "CURSOR");
	v2 = RemovePropA(hWnd, "RESTRICTED");
	if (v2)
		SMemFree(v2, "C:\\Src\\Diablo\\DiabloUI\\DiabEdit.cpp", 200, 0);
}