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Neko Project II

#include	"compiler.h"
#include	"strres.h"
#include	"resource.h"
#include	"np2.h"
#include	"dosio.h"
#include	"sysmng.h"
#include	"pccore.h"
#include	"dialog.h"
#include	"dialogs.h"


static const char str_2halfmhz[] = "2.4576MHz";
static const char str_2mhz[] = "1.9968MHz";
static const char *basecstr[2] = {str_2halfmhz, str_2mhz};
static const UINT32 mulval[10] = {1, 2, 4, 5, 6, 8, 10, 12, 16, 20};
static const char str_clockfmt[] = "%2u.%.4u";


static void SetClock(HWND hWnd) {

	DWORD	dval;
	char	work[32];
	int		val;

	GetDlgItemText(hWnd, IDC_BASECLOCK, work, sizeof(work));
	if (work[0] == '1') {
		dval = PCBASECLOCK20 / 100;
	}
	else {
		dval = PCBASECLOCK25 / 100;
	}
	GetDlgItemText(hWnd, IDC_MULTIPLE, work, sizeof(work));
	val = milstr_solveINT(work);
	if (val < 1) {
		val = 1;
	}
	else if (val > 32) {
		val = 32;
	}
	dval *= val;
	wsprintf(work, str_clockfmt, dval / 10000, dval % 10000);
	SetDlgItemText(hWnd, IDC_CLOCKMSG, work);
}


LRESULT CALLBACK CfgDialogProc(HWND hWnd, UINT msg, WPARAM wp, LPARAM lp) {

	char	work[128];
	WORD	wval;
	DWORD	dval;
	int		val;
	UINT	update;

	switch (msg) {
		case WM_INITDIALOG:
			SETLISTSTR(hWnd, IDC_BASECLOCK, basecstr);
			if (np2cfg.baseclock >= AVE(PCBASECLOCK25, PCBASECLOCK20)) {
				val = 0;
			}
			else {
				val = 1;
			}
			SendDlgItemMessage(hWnd, IDC_BASECLOCK, CB_SETCURSEL, val, 0);
			SETLISTUINT32(hWnd, IDC_MULTIPLE, mulval);
			wsprintf(work, str_u, np2cfg.multiple);
			SetDlgItemText(hWnd, IDC_MULTIPLE, work);

			if (np2cfg.samplingrate < AVE(11025, 22050)) {
				wval = IDC_RATE11;
			}
			else if (np2cfg.samplingrate < AVE(22050, 44100)) {
				wval = IDC_RATE22;
			}
			else {
				wval = IDC_RATE44;
			}
			SetDlgItemCheck(hWnd, wval, TRUE);
			wsprintf(work, str_u, np2cfg.delayms);
			SetDlgItemText(hWnd, IDC_SOUNDBUF, work);

			SetClock(hWnd);
			SetFocus(GetDlgItem(hWnd, IDC_BASECLOCK));
			return(FALSE);

		case WM_COMMAND:
			switch (LOWORD(wp)) {
				case IDOK:
					update = 0;
					GetDlgItemText(hWnd, IDC_BASECLOCK, work, sizeof(work));
					if (work[0] == '1') {
						dval = PCBASECLOCK20;
					}
					else {
						dval = PCBASECLOCK25;
					}
					if (dval != np2cfg.baseclock) {
						np2cfg.baseclock = dval;
						update |= SYS_UPDATECFG | SYS_UPDATECLOCK;
					}

					GetDlgItemText(hWnd, IDC_MULTIPLE, work, sizeof(work));
					val = milstr_solveINT(work);
					if (val < 1) {
						val = 1;
					}
					else if (val > 32) {
						val = 32;
					}
					if (np2cfg.multiple != (DWORD)val) {
						np2cfg.multiple = val;
						update |= SYS_UPDATECFG | SYS_UPDATECLOCK;
					}

					if (GetDlgItemCheck(hWnd, IDC_RATE11)) {
						wval = 11025;
					}
					else if (GetDlgItemCheck(hWnd, IDC_RATE22)) {
						wval = 22050;
					}
					else {
						wval = 44100;
					}
					if (np2cfg.samplingrate != wval) {
						np2cfg.samplingrate = wval;
						update |= SYS_UPDATECFG | SYS_UPDATERATE;
						soundrenewal = 1;
					}

					GetDlgItemText(hWnd, IDC_SOUNDBUF, work, sizeof(work));
					val = milstr_solveINT(work);
					if (val < 100) {
						val = 100;
					}
					else if (val > 1000) {
						val = 1000;
					}
					if (np2cfg.delayms != (WORD)val) {
						soundrenewal = 1;
						np2cfg.delayms = (WORD)val;
						update |= SYS_UPDATECFG | SYS_UPDATESBUF;
					}
					sysmng_update(update);
					EndDialog(hWnd, IDOK);
					break;

				case IDCANCEL:
					EndDialog(hWnd, IDCANCEL);
					break;

				case IDC_BASECLOCK:
				case IDC_MULTIPLE:
					SetClock(hWnd);
					return(FALSE);

				default:
					return(FALSE);
			}
			break;

		case WM_CLOSE:
			PostMessage(hWnd, WM_COMMAND, IDCANCEL, 0);
			break;

		default:
			return(FALSE);
	}
	return(TRUE);
}