1

/* $Id$ */

     2

     3

#include "stdafx.h"

     4

#include "openttd.h"

     5

#include "currency.h"

     6

#include "functions.h"

     7

#include "string.h"

     8

#include "strings.h" // XXX GetCurrentCurrencyRate()

     9

#include "table/sprites.h"

    10

#include "table/strings.h"

    11

#include "window.h"

    12

#include "gui.h"

    13

#include "gfx.h"

    14

#include "command.h"

    15

#include "engine.h"

    16

#include "screenshot.h"

    17

#include "newgrf.h"

    18

#include "network.h"

    19

#include "console.h"

    20

#include "town.h"

    21

#include "variables.h"

    22

#include "ai/ai.h"

    23

    24

static uint32 _difficulty_click_a;

    25

static uint32 _difficulty_click_b;

    26

static byte _difficulty_timeout;

    27

    28

static const StringID _distances_dropdown[] = {

    29

	STR_0139_IMPERIAL_MILES,

    30

	STR_013A_METRIC_KILOMETERS,

    31

	INVALID_STRING_ID

    32

};

    33

    34

static const StringID _driveside_dropdown[] = {

    35

	STR_02E9_DRIVE_ON_LEFT,

    36

	STR_02EA_DRIVE_ON_RIGHT,

    37

	INVALID_STRING_ID

    38

};

    39

    40

static const StringID _autosave_dropdown[] = {

    41

	STR_02F7_OFF,

    42

	STR_AUTOSAVE_1_MONTH,

    43

	STR_02F8_EVERY_3_MONTHS,

    44

	STR_02F9_EVERY_6_MONTHS,

    45

	STR_02FA_EVERY_12_MONTHS,

    46

	INVALID_STRING_ID,

    47

};

    48

    49

static const StringID _designnames_dropdown[] = {

    50

	STR_02BE_DEFAULT,

    51

	STR_02BF_CUSTOM,

    52

	INVALID_STRING_ID

    53

};

    54

    55

static StringID *BuildDynamicDropdown(StringID base, int num)

    56

{

    57

	static StringID buf[32 + 1];

    58

	StringID *p = buf;

    59

	while (--num>=0) *p++ = base++;

    60

	*p = INVALID_STRING_ID;

    61

	return buf;

    62

}

    63

    64

static int GetCurRes(void)

    65

{

    66

	int i;

    67

    68

	for (i = 0; i != _num_resolutions; i++) {

    69

		if (_resolutions[i][0] == _screen.width &&

    70

				_resolutions[i][1] == _screen.height) {

    71

			break;

    72

		}

    73

	}

    74

	return i;

    75

}

    76

    77

static inline bool RoadVehiclesAreBuilt(void)

    78

{

    79

	const Vehicle* v;

    80

    81

	FOR_ALL_VEHICLES(v) {

    82

		if (v->type == VEH_Road) return true;

    83

	}

    84

	return false;

    85

}

    86

    87

static void GameOptionsWndProc(Window *w, WindowEvent *e)

    88

{

    89

	switch (e->event) {

    90

	case WE_PAINT: {

    91

		int i;

    92

		StringID str = STR_02BE_DEFAULT;

    93

		w->disabled_state = (_vehicle_design_names & 1) ? (++str, 0) : (1 << 21);

    94

		SetDParam(0, str);

    95

		SetDParam(1, _currency_string_list[_opt_ptr->currency]);

    96

		SetDParam(2, _opt_ptr->kilometers + STR_0139_IMPERIAL_MILES);

    97

		SetDParam(3, STR_02E9_DRIVE_ON_LEFT + _opt_ptr->road_side);

    98

		SetDParam(4, STR_TOWNNAME_ORIGINAL_ENGLISH + _opt_ptr->town_name);

    99

		SetDParam(5, _autosave_dropdown[_opt_ptr->autosave]);

   100

		SetDParam(6, SPECSTR_LANGUAGE_START + _dynlang.curr);

   101

		i = GetCurRes();

   102

		SetDParam(7, i == _num_resolutions ? STR_RES_OTHER : SPECSTR_RESOLUTION_START + i);

   103

		SetDParam(8, SPECSTR_SCREENSHOT_START + _cur_screenshot_format);

   104

		(_fullscreen) ? SETBIT(w->click_state, 28) : CLRBIT(w->click_state, 28); // fullscreen button

   105

   106

		DrawWindowWidgets(w);

   107

		DrawString(20, 175, STR_OPTIONS_FULLSCREEN, 0); // fullscreen

   108

	}	break;

   109

   110

	case WE_CLICK:

   111

		switch (e->click.widget) {

   112

		case 4: case 5: /* Setup currencies dropdown */

   113

			ShowDropDownMenu(w, _currency_string_list, _opt_ptr->currency, 5, _game_mode == GM_MENU ? 0 : ~GetMaskOfAllowedCurrencies(), 0);

   114

			return;

   115

		case 7: case 8: /* Setup distance unit dropdown */

   116

			ShowDropDownMenu(w, _distances_dropdown, _opt_ptr->kilometers, 8, 0, 0);

   117

			return;

   118

		case 10: case 11: { /* Setup road-side dropdown */

   119

			int i = 0;

   120

   121

			/* You can only change the drive side if you are in the menu or ingame with

   122

			 * no vehicles present. In a networking game only the server can change it */

   123

			if ((_game_mode != GM_MENU && RoadVehiclesAreBuilt()) || (_networking && !_network_server))

   124

				i = (-1) ^ (1 << _opt_ptr->road_side); // disable the other value

   125

   126

			ShowDropDownMenu(w, _driveside_dropdown, _opt_ptr->road_side, 11, i, 0);

   127

		} return;

   128

		case 13: case 14: { /* Setup townname dropdown */

   129

			int i = _opt_ptr->town_name;

   130

			ShowDropDownMenu(w, BuildDynamicDropdown(STR_TOWNNAME_ORIGINAL_ENGLISH, SPECSTR_TOWNNAME_LAST - SPECSTR_TOWNNAME_START + 1), i, 14, (_game_mode == GM_MENU) ? 0 : (-1) ^ (1 << i), 0);

   131

			return;

   132

		}

   133

		case 16: case 17: /* Setup autosave dropdown */

   134

			ShowDropDownMenu(w, _autosave_dropdown, _opt_ptr->autosave, 17, 0, 0);

   135

			return;

   136

		case 19: case 20: /* Setup customized vehicle-names dropdown */

   137

			ShowDropDownMenu(w, _designnames_dropdown, (_vehicle_design_names & 1) ? 1 : 0, 20, (_vehicle_design_names & 2) ? 0 : 2, 0);

   138

			return;

   139

		case 21: /* Save customized vehicle-names to disk */

   140

			return;

   141

		case 23: case 24: /* Setup interface language dropdown */

   142

			ShowDropDownMenu(w, _dynlang.dropdown, _dynlang.curr, 24, 0, 0);

   143

			return;

   144

		case 26: case 27: /* Setup resolution dropdown */

   145

			ShowDropDownMenu(w, BuildDynamicDropdown(SPECSTR_RESOLUTION_START, _num_resolutions), GetCurRes(), 27, 0, 0);

   146

			return;

   147

		case 28: /* Click fullscreen on/off */

   148

			(_fullscreen) ? CLRBIT(w->click_state, 28) : SETBIT(w->click_state, 28);

   149

			ToggleFullScreen(!_fullscreen); // toggle full-screen on/off

   150

			SetWindowDirty(w);

   151

			return;

   152

		case 30: case 31: /* Setup screenshot format dropdown */

   153

			ShowDropDownMenu(w, BuildDynamicDropdown(SPECSTR_SCREENSHOT_START, _num_screenshot_formats), _cur_screenshot_format, 31, 0, 0);

   154

			return;

   155

		}

   156

		break;

   157

   158

	case WE_DROPDOWN_SELECT:

   159

		switch (e->dropdown.button) {

   160

		case 20: /* Vehicle design names */

   161

			if (e->dropdown.index == 0) {

   162

				DeleteCustomEngineNames();

   163

				MarkWholeScreenDirty();

   164

			} else if (!(_vehicle_design_names & 1)) {

   165

				LoadCustomEngineNames();

   166

				MarkWholeScreenDirty();

   167

			}

   168

			break;

   169

		case 5: /* Currency */

   170

			if (e->dropdown.index == 23)

   171

				ShowCustCurrency();

   172

			_opt_ptr->currency = e->dropdown.index;

   173

			MarkWholeScreenDirty();

   174

			break;

   175

		case 8: /* Distance units */

   176

			_opt_ptr->kilometers = e->dropdown.index;

   177

			MarkWholeScreenDirty();

   178

			break;

   179

		case 11: /* Road side */

   180

			if (_opt_ptr->road_side != e->dropdown.index) { // only change if setting changed

   181

				DoCommandP(0, e->dropdown.index, 0, NULL, CMD_SET_ROAD_DRIVE_SIDE | CMD_MSG(STR_00B4_CAN_T_DO_THIS));

   182

				MarkWholeScreenDirty();

   183

			}

   184

			break;

   185

		case 14: /* Town names */

   186

			if (_game_mode == GM_MENU) {

   187

				_opt_ptr->town_name = e->dropdown.index;

   188

				InvalidateWindow(WC_GAME_OPTIONS, 0);

   189

			}

   190

			break;

   191

		case 17: /* Autosave options */

   192

			_opt_ptr->autosave = e->dropdown.index;

   193

			SetWindowDirty(w);

   194

			break;

   195

		case 24: /* Change interface language */

   196

			ReadLanguagePack(e->dropdown.index);

   197

			MarkWholeScreenDirty();

   198

			break;

   199

		case 27: /* Change resolution */

   200

			if (e->dropdown.index < _num_resolutions && ChangeResInGame(_resolutions[e->dropdown.index][0],_resolutions[e->dropdown.index][1]))

   201

				SetWindowDirty(w);

   202

			break;

   203

		case 31: /* Change screenshot format */

   204

			SetScreenshotFormat(e->dropdown.index);

   205

			SetWindowDirty(w);

   206

			break;

   207

		}

   208

		break;

   209

   210

	case WE_DESTROY:

   211

		DeleteWindowById(WC_CUSTOM_CURRENCY, 0);

   212

		break;

   213

	}

   214

   215

}

   216

   217

/** Change the side of the road vehicles drive on (server only).

   218

 * @param x,y unused

   219

 * @param p1 the side of the road; 0 = left side and 1 = right side

   220

 * @param p2 unused

   221

 */

   222

int32 CmdSetRoadDriveSide(int x, int y, uint32 flags, uint32 p1, uint32 p2)

   223

{

   224

	/* Check boundaries and you can only change this if NO vehicles have been built yet,

   225

	 * except in the intro-menu where of course it's always possible to do so. */

   226

	if (p1 > 1 || (_game_mode != GM_MENU && RoadVehiclesAreBuilt())) return CMD_ERROR;

   227

   228

	if (flags & DC_EXEC) {

   229

		_opt_ptr->road_side = p1;

   230

		InvalidateWindow(WC_GAME_OPTIONS,0);

   231

	}

   232

	return 0;

   233

}

   234

   235

static const Widget _game_options_widgets[] = {

   236

{   WWT_CLOSEBOX,   RESIZE_NONE,    14,     0,    10,     0,    13, STR_00C5,								STR_018B_CLOSE_WINDOW},

   237

{    WWT_CAPTION,   RESIZE_NONE,    14,    11,   369,     0,    13, STR_00B1_GAME_OPTIONS,		STR_018C_WINDOW_TITLE_DRAG_THIS},

   238

{      WWT_PANEL,   RESIZE_NONE,    14,     0,   369,    14,   238, 0x0,											STR_NULL},

   239

{      WWT_FRAME,   RESIZE_NONE,    14,    10,   179,    20,    55, STR_02E0_CURRENCY_UNITS,	STR_NULL},

   240

{          WWT_6,   RESIZE_NONE,    14,    20,   169,    34,    45, STR_02E1,								STR_02E2_CURRENCY_UNITS_SELECTION},

   242

{      WWT_FRAME,   RESIZE_NONE,    14,   190,   359,    20,    55, STR_02E3_DISTANCE_UNITS,	STR_NULL},

   243

{          WWT_6,   RESIZE_NONE,    14,   200,   349,    34,    45, STR_02E4,								STR_02E5_DISTANCE_UNITS_SELECTION},

   245

{      WWT_FRAME,   RESIZE_NONE,    14,    10,   179,    62,    97, STR_02E6_ROAD_VEHICLES,	STR_NULL},

   246

{          WWT_6,   RESIZE_NONE,    14,    20,   169,    76,    87, STR_02E7,								STR_02E8_SELECT_SIDE_OF_ROAD_FOR},

   248

{      WWT_FRAME,   RESIZE_NONE,    14,   190,   359,    62,    97, STR_02EB_TOWN_NAMES,			STR_NULL},

   249

{          WWT_6,   RESIZE_NONE,    14,   200,   349,    76,    87, STR_02EC,								STR_02ED_SELECT_STYLE_OF_TOWN_NAMES},

   251

{      WWT_FRAME,   RESIZE_NONE,    14,    10,   179,   104,   139, STR_02F4_AUTOSAVE,				STR_NULL},

   252

{          WWT_6,   RESIZE_NONE,    14,    20,   169,   118,   129, STR_02F5,								STR_02F6_SELECT_INTERVAL_BETWEEN},

   254

   255

{      WWT_FRAME,   RESIZE_NONE,    14,    10,   359,   194,   228, STR_02BC_VEHICLE_DESIGN_NAMES,				STR_NULL},

   256

{          WWT_6,   RESIZE_NONE,    14,    20,   119,   207,   218, STR_02BD,								STR_02C1_VEHICLE_DESIGN_NAMES_SELECTION},

   259

   260

{      WWT_FRAME,   RESIZE_NONE,    14,   190,   359,   104,   139, STR_OPTIONS_LANG,				STR_NULL},

   261

{          WWT_6,   RESIZE_NONE,    14,   200,   349,   118,   129, STR_OPTIONS_LANG_CBO,		STR_OPTIONS_LANG_TIP},

   263

   264

{      WWT_FRAME,   RESIZE_NONE,    14,    10,   179,   146,   190, STR_OPTIONS_RES,					STR_NULL},

   265

{          WWT_6,   RESIZE_NONE,    14,    20,   169,   160,   171, STR_OPTIONS_RES_CBO,			STR_OPTIONS_RES_TIP},

   267

{    WWT_TEXTBTN,   RESIZE_NONE,    14,   149,   169,   176,   184, STR_EMPTY,								STR_OPTIONS_FULLSCREEN_TIP},

   268

   269

{      WWT_FRAME,   RESIZE_NONE,    14,   190,   359,   146,   190, STR_OPTIONS_SCREENSHOT_FORMAT,				STR_NULL},

   270

{          WWT_6,   RESIZE_NONE,    14,   200,   349,   160,   171, STR_OPTIONS_SCREENSHOT_FORMAT_CBO,		STR_OPTIONS_SCREENSHOT_FORMAT_TIP},

   272

   273

{   WIDGETS_END},

   274

};

   275

   276

static const WindowDesc _game_options_desc = {

   277

	WDP_CENTER, WDP_CENTER, 370, 239,

   278

	WC_GAME_OPTIONS,0,

   279

	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,

   280

	_game_options_widgets,

   281

	GameOptionsWndProc

   282

};

   283

   284

   285

void ShowGameOptions(void)

   286

{

   287

	DeleteWindowById(WC_GAME_OPTIONS, 0);

   288

	AllocateWindowDesc(&_game_options_desc);

   289

}

   290

   291

typedef struct {

   292

	int16 min;

   293

	int16 max;

   294

	int16 step;

   295

	StringID str;

   296

} GameSettingData;

   297

   298

static const GameSettingData _game_setting_info[] = {

   299

	{  0,   7,  1, STR_NULL},

   300

	{  0,   3,  1, STR_6830_IMMEDIATE},

   301

	{  0,   2,  1, STR_6816_LOW},

   302

	{  0,   3,  1, STR_26816_NONE},

   303

	{100, 500, 50, STR_NULL},

   304

	{  2,   4,  1, STR_NULL},

   305

	{  0,   2,  1, STR_6820_LOW},

   306

	{  0,   4,  1, STR_681B_VERY_SLOW},

   307

	{  0,   2,  1, STR_6820_LOW},

   308

	{  0,   2,  1, STR_6823_NONE},

   309

	{  0,   3,  1, STR_6826_X1_5},

   310

	{  0,   2,  1, STR_6820_LOW},

   311

	{  0,   3,  1, STR_682A_VERY_FLAT},

   312

	{  0,   3,  1, STR_VERY_LOW},

   313

	{  0,   1,  1, STR_682E_STEADY},

   314

	{  0,   1,  1, STR_6834_AT_END_OF_LINE_AND_AT_STATIONS},

   315

	{  0,   1,  1, STR_6836_OFF},

   316

	{  0,   2,  1, STR_6839_PERMISSIVE},

   317

};

   318

   319

static inline bool GetBitAndShift(uint32 *b)

   320

{

   321

	uint32 x = *b;

   322

	*b >>= 1;

   323

	return HASBIT(x, 0);

   324

}

   325

   326

/*

   327

	A: competitors

   328

	B: start time in months / 3

   329

	C: town count (2 = high, 0 = low)

   330

	D: industry count (3 = high, 0 = none)

   331

	E: inital loan / 1000 (in GBP)

   332

	F: interest rate

   333

	G: running costs (0 = low, 2 = high)

   334

	H: construction speed of competitors (0 = very slow, 4 = very fast)

   335

	I: intelligence (0-2)

   336

	J: breakdowns(0 = off, 2 = normal)

   337

	K: subsidy multiplier (0 = 1.5, 3 = 4.0)

   338

	L: construction cost (0-2)

   339

	M: terrain type (0 = very flat, 3 = mountainous)

   340

	N: amount of water (0 = very low, 3 = high)

   341

	O: economy (0 = steady, 1 = fluctuating)

   342

	P: Train reversing (0 = end of line + stations, 1 = end of line)

   343

	Q: disasters

   344

	R: area restructuring (0 = permissive, 2 = hostile)

   345

*/

   346

static const int16 _default_game_diff[3][GAME_DIFFICULTY_NUM] = { /*

   347

	 A, B, C, D,   E, F, G, H, I, J, K, L, M, N, O, P, Q, R*/

   348

	{2, 2, 1, 3, 300, 2, 0, 2, 0, 1, 2, 0, 1, 0, 0, 0, 0, 0},	//easy

   349

	{4, 1, 1, 2, 150, 3, 1, 3, 1, 2, 1, 1, 2, 1, 1, 1, 1, 1},	//medium

   350

	{7, 0, 2, 2, 100, 4, 1, 3, 2, 2, 0, 2, 3, 2, 1, 1, 1, 2},	//hard

   351

};

   352

   353

void SetDifficultyLevel(int mode, GameOptions *gm_opt)

   354

{

   355

	int i;

   356

	assert(mode <= 3);

   357

   358

	gm_opt->diff_level = mode;

   359

	if (mode != 3) { // not custom

   360

		for (i = 0; i != GAME_DIFFICULTY_NUM; i++)

   361

			((int*)&gm_opt->diff)[i] = _default_game_diff[mode][i];

   362

	}

   363

}

   364

   365

extern void StartupEconomy(void);

   366

   367

enum {

   368

	GAMEDIFF_WND_TOP_OFFSET = 45,

   369

	GAMEDIFF_WND_ROWSIZE    = 9

   370

};

   371

   372

// Temporary holding place of values in the difficulty window until 'Save' is clicked

   373

static GameOptions _opt_mod_temp;

   374

// 0x383E = (1 << 13) | (1 << 12) | (1 << 11) | (1 << 5) | (1 << 4) | (1 << 3) | (1 << 2) | (1 << 1)

   375

#define DIFF_INGAME_DISABLED_BUTTONS 0x383E

   376

   377

static void GameDifficultyWndProc(Window *w, WindowEvent *e)

   378

{

   379

	switch (e->event) {

   380

		case WE_CREATE: /* Setup disabled buttons when creating window */

   381

		// disable all other difficulty buttons during gameplay except for 'custom'

   382

		w->disabled_state = (_game_mode != GM_NORMAL) ? 0 : (1 << 3) | (1 << 4) | (1 << 5) | (1 << 6);

   383

   384

		if (_game_mode == GM_EDITOR) SETBIT(w->disabled_state, 7);

   385

   386

		if (_networking) {

   387

			SETBIT(w->disabled_state, 7); // disable highscore chart in multiplayer

   388

			if (!_network_server)

   389

				SETBIT(w->disabled_state, 10); // Disable save-button in multiplayer (and if client)

   390

		}

   391

		break;

   392

	case WE_PAINT: {

   393

		uint32 click_a, click_b, disabled;

   394

		int i;

   395

		int y, value;

   396

   397

		w->click_state = (1 << 3) << _opt_mod_temp.diff_level; // have current difficulty button clicked

   398

		DrawWindowWidgets(w);

   399

   400

		click_a = _difficulty_click_a;

   401

		click_b = _difficulty_click_b;

   402

   403

		/* XXX - Disabled buttons in normal gameplay. Bitshifted for each button to see if

   404

		 * that bit is set. If it is set, the button is disabled */

   405

		disabled = (_game_mode == GM_NORMAL) ? DIFF_INGAME_DISABLED_BUTTONS : 0;

   406

   407

		y = GAMEDIFF_WND_TOP_OFFSET;

   408

		for (i = 0; i != GAME_DIFFICULTY_NUM; i++) {

   409

			DrawFrameRect( 5, y,  5 + 8, y + 8, 3, GetBitAndShift(&click_a) ? (1 << 5) : 0);

   410

			DrawFrameRect(15, y, 15 + 8, y + 8, 3, GetBitAndShift(&click_b) ? (1 << 5) : 0);

   411

			if (GetBitAndShift(&disabled) || (_networking && !_network_server)) {

   412

				int color = PALETTE_MODIFIER_GREYOUT | _color_list[3].unk2;

   413

				GfxFillRect( 6, y + 1,  6 + 8, y + 8, color);

   414

				GfxFillRect(16, y + 1, 16 + 8, y + 8, color);

   415

			}

   416

   417

			DrawStringCentered(10, y, STR_6819, 0);

   418

			DrawStringCentered(20, y, STR_681A, 0);

   419

   420

   421

			value = _game_setting_info[i].str + ((int*)&_opt_mod_temp.diff)[i];

   422

			if (i == 4) value *= 1000; // XXX - handle currency option

   423

			SetDParam(0, value);

   424

			DrawString(30, y, STR_6805_MAXIMUM_NO_COMPETITORS + i, 0);

   425

   426

			y += GAMEDIFF_WND_ROWSIZE + 2; // space items apart a bit

   427

		}

   428

	} break;

   429

   430

	case WE_CLICK:

   431

		switch (e->click.widget) {

   432

		case 8: { /* Difficulty settings widget, decode click */

   433

			const GameSettingData *info;

   434

			int x, y;

   435

			uint btn, dis;

   436

			int val;

   437

   438

			// Don't allow clients to make any changes

   439

			if  (_networking && !_network_server)

   440

				return;

   441

   442

			x = e->click.pt.x - 5;

   443

			if (!IS_INT_INSIDE(x, 0, 21)) // Button area

   444

				return;

   445

   446

			y = e->click.pt.y - GAMEDIFF_WND_TOP_OFFSET;

   447

			if (y < 0)

   448

				return;

   449

   450

			// Get button from Y coord.

   451

			btn = y / (GAMEDIFF_WND_ROWSIZE + 2);

   452

			if (btn >= GAME_DIFFICULTY_NUM || y % (GAMEDIFF_WND_ROWSIZE + 2) >= 9)

   453

				return;

   454

   455

			// Clicked disabled button?

   456

			dis = (_game_mode == GM_NORMAL) ? DIFF_INGAME_DISABLED_BUTTONS : 0;

   457

   458

			if (HASBIT(dis, btn))

   459

				return;

   460

   461

			_difficulty_timeout = 5;

   462

   463

			val = ((int*)&_opt_mod_temp.diff)[btn];

   464

   465

			info = &_game_setting_info[btn]; // get information about the difficulty setting

   466

			if (x >= 10) {

   467

				// Increase button clicked

   468

				val = min(val + info->step, info->max);

   469

				SETBIT(_difficulty_click_b, btn);

   470

			} else {

   471

				// Decrease button clicked

   472

				val = max(val - info->step, info->min);

   473

				SETBIT(_difficulty_click_a, btn);

   474

			}

   475

   476

			// save value in temporary variable

   477

			((int*)&_opt_mod_temp.diff)[btn] = val;

   478

			SetDifficultyLevel(3, &_opt_mod_temp); // set difficulty level to custom

   479

			SetWindowDirty(w);

   480

		}	break;

   481

		case 3: case 4: case 5: case 6: /* Easy / Medium / Hard / Custom */

   482

			// temporarily change difficulty level

   483

			SetDifficultyLevel(e->click.widget - 3, &_opt_mod_temp);

   484

			SetWindowDirty(w);

   485

			break;

   486

		case 7: /* Highscore Table */

   487

			ShowHighscoreTable(_opt_mod_temp.diff_level, -1);

   488

			break;

   489

		case 10: { /* Save button - save changes */

   490

			int btn, val;

   491

			for (btn = 0; btn != GAME_DIFFICULTY_NUM; btn++) {

   492

				val = ((int*)&_opt_mod_temp.diff)[btn];

   493

				// if setting has changed, change it

   494

				if (val != ((int*)&_opt_ptr->diff)[btn])

   495

					DoCommandP(0, btn, val, NULL, CMD_CHANGE_DIFFICULTY_LEVEL);

   496

			}

   497

			DoCommandP(0, -1, _opt_mod_temp.diff_level, NULL, CMD_CHANGE_DIFFICULTY_LEVEL);

   498