1

#include "stdafx.h"

     2

#include "ttd.h"

     3

#include "table/strings.h"

     4

#include "window.h"

     5

#include "gui.h"

     6

#include "gfx.h"

     7

#include "command.h"

     8

#include "engine.h"

     9

#include "screenshot.h"

    10

#include "newgrf.h"

    12

    13

static uint32 _difficulty_click_a;

    14

static uint32 _difficulty_click_b;

    15

static byte _difficulty_timeout;

    16

    17

extern const StringID _currency_string_list[];

    18

extern uint GetMaskOfAllowedCurrencies();

    19

    20

static const StringID _distances_dropdown[] = {

    21

	STR_0139_IMPERIAL_MILES,

    22

	STR_013A_METRIC_KILOMETERS,

    23

	INVALID_STRING_ID

    24

};

    25

    26

static const StringID _driveside_dropdown[] = {

    27

	STR_02E9_DRIVE_ON_LEFT,

    28

	STR_02EA_DRIVE_ON_RIGHT,

    29

	INVALID_STRING_ID

    30

};

    31

    32

static const StringID _autosave_dropdown[] = {

    33

	STR_02F7_OFF,

    34

	STR_AUTOSAVE_1_MONTH,

    35

	STR_02F8_EVERY_3_MONTHS,

    36

	STR_02F9_EVERY_6_MONTHS,

    37

	STR_02FA_EVERY_12_MONTHS,

    38

	INVALID_STRING_ID,

    39

};

    40

    41

static const StringID _designnames_dropdown[] = {

    42

	STR_02BE_DEFAULT,

    43

	STR_02BF_CUSTOM,

    44

	INVALID_STRING_ID

    45

};

    46

    47

static StringID *BuildDynamicDropdown(StringID base, int num)

    48

{

    49

	static StringID buf[32 + 1];

    50

	StringID *p = buf;

    51

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

    52

	*p = INVALID_STRING_ID;

    53

	return buf;

    54

}

    55

    56

static int GetCurRes()

    57

{

    58

	int i;

    59

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

    60

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

    61

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

    62

			break;

    63

	return i;

    64

}

    65

    66

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

    67

{

    68

	int i;

    69

    70

	switch(e->event) {

    71

	case WE_PAINT: {

    72

		StringID str = STR_02BE_DEFAULT;

    73

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

    74

		SetDParam(0, str);

    75

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

    76

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

    77

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

    78

		SetDParam(4, STR_TOWNNAME_ENGLISH + _opt_mod_ptr->town_name);

    79

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

    80

		SetDParam(6, SPECSTR_LANGUAGE_START + _dynlang.curr);

    81

		i = GetCurRes();

    82

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

    83

		SetDParam(8, SPECSTR_SCREENSHOT_START + _cur_screenshot_format);

    84

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

    85

    86

		DrawWindowWidgets(w);

    87

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

    88

	}	break;

    89

    90

	case WE_CLICK:

    91

		switch(e->click.widget) {

    92

		case 5:

    93

			ShowDropDownMenu(w, _currency_string_list, _opt_mod_ptr->currency, e->click.widget, _game_mode == GM_MENU ? 0 : ~GetMaskOfAllowedCurrencies());

    94

			return;

    95

		case 8:

    96

			ShowDropDownMenu(w, _distances_dropdown, _opt_mod_ptr->kilometers, e->click.widget, 0);

    97

			return;

    98

		case 11: {

    99

			int i = _opt_mod_ptr->road_side;

   100

			ShowDropDownMenu(w, _driveside_dropdown, i, e->click.widget, (_game_mode == GM_MENU) ? 0 : (-1) ^ (1 << i));

   101

			return;

   102

		}

   103

		case 14: {

   104

			int i = _opt_mod_ptr->town_name;

   105

			ShowDropDownMenu(w, BuildDynamicDropdown(STR_TOWNNAME_ENGLISH, SPECSTR_TOWNNAME_LAST - SPECSTR_TOWNNAME_START + 1), i, e->click.widget, (_game_mode == GM_MENU) ? 0 : (-1) ^ (1 << i));

   106

			return;

   107

		}

   108

		case 17:

   109

			ShowDropDownMenu(w, _autosave_dropdown, _opt_mod_ptr->autosave, e->click.widget, 0);

   110

			return;

   111

		case 20:

   112

			ShowDropDownMenu(w, _designnames_dropdown, (_vehicle_design_names&1)?1:0, e->click.widget, (_vehicle_design_names&2)?0:2);

   113

			return;

   114

		case 21:

   115

			return;

   116

		case 24:

   117

			ShowDropDownMenu(w, _dynlang.dropdown, _dynlang.curr, e->click.widget, 0);

   118

			return;

   119

		case 27:

   120

			// setup resolution dropdown

   121

			ShowDropDownMenu(w, BuildDynamicDropdown(SPECSTR_RESOLUTION_START, _num_resolutions), GetCurRes(), e->click.widget, 0);

   122

			return;

   123

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

   124

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

   125

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

   126

			SetWindowDirty(w);

   127

			return;

   128

		case 31: /* Setup screenshot format dropdown */

   129

			ShowDropDownMenu(w, BuildDynamicDropdown(SPECSTR_SCREENSHOT_START, _num_screenshot_formats), _cur_screenshot_format, e->click.widget, 0);

   130

			return;

   131

   132

		}

   133

		break;

   134

   135

	case WE_DROPDOWN_SELECT:

   136

		switch(e->dropdown.button) {

   137

		case 20:

   138

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

   139

				DeleteCustomEngineNames();

   140

				MarkWholeScreenDirty();

   141

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

   142

				LoadCustomEngineNames();

   143

				MarkWholeScreenDirty();

   144

			}

   145

			break;

   146

		case 5:

   147

			_opt_mod_ptr->currency = _opt.currency = e->dropdown.index;

   148

			MarkWholeScreenDirty();

   149

			break;

   150

		case 8:

   151

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

   152

			MarkWholeScreenDirty();

   153

			break;

   154

		case 11:

   155

			if (_game_mode == GM_MENU)

   156

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

   157

			break;

   158

		case 14:

   159

			if (_game_mode == GM_MENU)

   160

				DoCommandP(0, e->dropdown.index, 0, NULL, CMD_SET_TOWN_NAME_TYPE | CMD_MSG(STR_EMPTY));

   161

			break;

   162

		case 17:

   163

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

   164

			SetWindowDirty(w);

   165

			break;

   166

   167

		// change interface language

   168

		case 24:

   169

			ReadLanguagePack(e->dropdown.index);

   170

			MarkWholeScreenDirty();

   171

			break;

   172

   173

		// change resolution

   174

		case 27:

   175

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

   176

				SetWindowDirty(w);

   177

			break;

   178

   179

		// change screenshot format

   180

		case 31:

   181

			SetScreenshotFormat(e->dropdown.index);

   182

			SetWindowDirty(w);

   183

			break;

   184

		}

   185

		break;

   186

	}

   187

}

   188

   189

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

   190

{

   191

	if (flags & DC_EXEC) {

   192

		_opt_mod_ptr->road_side = p1;

   193

		InvalidateWindow(WC_GAME_OPTIONS,0);

   194

	}

   195

	return 0;

   196

}

   197

   198

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

   199

{

   200

	if (flags & DC_EXEC) {

   201

		_opt_mod_ptr->town_name = p1;

   202

		InvalidateWindow(WC_GAME_OPTIONS,0);

   203

	}

   204

	return 0;

   205

}

   206

   207

   208

static const Widget _game_options_widgets[] = {

   209

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

   210

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

   211

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

   212

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

   213

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

   214

{   WWT_CLOSEBOX,    14,   158,   168,    35,    44, STR_0225,								STR_02E2_CURRENCY_UNITS_SELECTION},

   215

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

   216

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

   217

{   WWT_CLOSEBOX,    14,   338,   348,    35,    44, STR_0225,								STR_02E5_DISTANCE_UNITS_SELECTION},

   218

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

   219

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

   220

{   WWT_CLOSEBOX,    14,   158,   168,    77,    86, STR_0225,								STR_02E8_SELECT_SIDE_OF_ROAD_FOR},

   221

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

   222

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

   223

{   WWT_CLOSEBOX,    14,   338,   348,    77,    86, STR_0225,								STR_02ED_SELECT_STYLE_OF_TOWN_NAMES},

   224

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

   225

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

   226

{   WWT_CLOSEBOX,    14,   158,   168,   119,   128, STR_0225,								STR_02F6_SELECT_INTERVAL_BETWEEN},

   227

   228

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

   229

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

   230

{   WWT_CLOSEBOX,    14,   108,   118,   208,   217, STR_0225,								STR_02C1_VEHICLE_DESIGN_NAMES_SELECTION},

   231

{   WWT_CLOSEBOX,    14,   130,   349,   207,   218, STR_02C0_SAVE_CUSTOM_NAMES_TO_DISK,	STR_02C2_SAVE_CUSTOMIZED_VEHICLE},

   232

   233

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

   234

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

   235

{   WWT_CLOSEBOX,    14,   338,   348,   119,   128, STR_0225,								STR_OPTIONS_LANG_TIP},

   236

   237

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

   238

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

   239

{   WWT_CLOSEBOX,    14,   158,   168,   161,   170, STR_0225,								STR_OPTIONS_RES_TIP},

   240

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

   241

   242

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

   243

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

   244

{   WWT_CLOSEBOX,    14,   338,   348,   161,   170, STR_0225,								STR_OPTIONS_SCREENSHOT_FORMAT_TIP},

   245

   246

{   WIDGETS_END},

   247

};

   248

   249

static const WindowDesc _game_options_desc = {

   250

	WDP_CENTER, WDP_CENTER, 370, 239,

   251

	WC_GAME_OPTIONS,0,

   252

	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_RESTORE_DPARAM | WDF_UNCLICK_BUTTONS,

   253

	_game_options_widgets,

   254

	GameOptionsWndProc

   255

};

   256

   257

   258

void ShowGameOptions()

   259

{

   260

	DeleteWindowById(WC_GAME_OPTIONS, 0);

   261

	AllocateWindowDesc(&_game_options_desc);

   262

}

   263

   264

typedef struct {

   265

	int16 min;

   266

	int16 max;

   267

	int16 step;

   268

	StringID str;

   269

} GameSettingData;

   270

   271

static const GameSettingData _game_setting_info[] = {

   272

	{0,7,1,0},

   273

	{0,3,1,STR_6830_IMMEDIATE},

   274

	{0,2,1,STR_6816_LOW},

   275

	{0,3,1,STR_26816_NONE},

   276

	{100,500,50,0},

   277

	{2,4,1,0},

   278

	{0,2,1,STR_6820_LOW},

   279

	{0,4,1,STR_681B_VERY_SLOW},

   280

	{0,2,1,STR_6820_LOW},

   281

	{0,2,1,STR_6823_NONE},

   282

	{0,3,1,STR_6826_X1_5},

   283

	{0,2,1,STR_6820_LOW},

   284

	{0,3,1,STR_682A_VERY_FLAT},

   285

	{0,3,1,STR_VERY_LOW},

   286

	{0,1,1,STR_682E_STEADY},

   287

	{0,1,1,STR_6834_AT_END_OF_LINE_AND_AT_STATIONS},

   288

	{0,1,1,STR_6836_OFF},

   289

	{0,2,1,STR_6839_PERMISSIVE},

   290

};

   291

   292

static inline bool GetBitAndShift(uint32 *b)

   293

{

   294

	uint32 x = *b;

   295

	*b >>= 1;

   296

	return (x&1) != 0;

   297

}

   298

   299

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

   300

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

   301

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

   302

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

   303

};

   304

   305

void SetDifficultyLevel(int mode, GameOptions *gm_opt)

   306

{

   307

	int i;

   308

	assert(mode <= 3);

   309

   310

	gm_opt->diff_level = mode;

   311

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

   312

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

   313

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

   314

	}

   315

}

   316

   317

extern void StartupEconomy();

   318

   319

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

   320

{

   321

	switch(e->event) {

   322

	case WE_PAINT: {

   323

		uint32 click_a, click_b, disabled;

   324

		int i;

   325

		int x,y,value;

   326

   327

		w->click_state = (1 << 4) << _opt_mod_temp.diff_level;

   328

		w->disabled_state = (_game_mode != GM_NORMAL) ? 0 : (1 << 4) | (1 << 5) | (1 << 6) | (1 << 7);

   332

		DrawWindowWidgets(w);

   333

   334

		click_a = _difficulty_click_a;

   335

		click_b = _difficulty_click_b;

   336

   344

		disabled = _game_mode == GM_NORMAL ? 0x383E : 0;

   345

   346

		x = 0;

   347

		y = 32;

   348

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

   349

			DrawFrameRect(x+5, y+1, x+5+9, y+9, 3, GetBitAndShift(&click_a)?0x20:0);

   350

			DrawFrameRect(x+15, y+1, x+15+9, y+9, 3, GetBitAndShift(&click_b)?0x20:0);

   352

				int color = 0x8000 | _color_list[3].unk2;

   353

				GfxFillRect(x+6, y+2, x+6+8, y+9, color);

   354

				GfxFillRect(x+16, y+2, x+16+8, y+9, color);

   355

			}

   356

   357

			DrawStringCentered(x+10, y+1, STR_6819, 0);

   358

			DrawStringCentered(x+20, y+1, STR_681A, 0);

   359

   360

   361

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

   362

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

   363

			SetDParam(0, value);

   364

			DrawString(x+30, y+1, STR_6805_MAXIMUM_NO_COMPETITORS + i, 0);

   365

   366

			y += 11;

   367

		}

   368

	} break;

   369

   370

	case WE_CLICK:

   371

		switch(e->click.widget) {

   372

		case 3: {

   373

			int x,y;

   374

			uint btn, dis;

   375

			int val;

   376

			const GameSettingData *info;

   377

   382

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

   383

			if (!IS_INT_INSIDE(x, 0, 21))

   384

				return;

   385

   386

			y = e->click.pt.y - 33;

   387

			if (y < 0)

   388

				return;

   389

   390

			// Get button from Y coord.

   391

			btn = y / 11;

   392

			if (btn >= GAME_DIFFICULTY_NUM || y % 11 > 9)

   393

				return;

   394

   395

			// Clicked disabled button?

   396

			dis = 0;

   397

			if (_game_mode == GM_NORMAL)

   398

				dis |= 0x383E;

   399

			if (HASBIT(dis, btn))

   400

				return;

   401

   402

			_difficulty_timeout = 5;

   403

   404

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

   405

   406

			info = &_game_setting_info[btn];

   407

			if (x >= 10) {

   408

				// Increase button clicked

   409

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

   410

				SETBIT(_difficulty_click_b, btn);

   411

			} else {

   412

				// Decrease button clicked

   413

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

   414

				SETBIT(_difficulty_click_a, btn);

   415

			}

   416

   417

			// save value in temporary variable

   418

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

   419

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

   420

			SetWindowDirty(w);

   421

			break;

   422

		}

   423

		case 4: case 5: case 6: case 7: // easy/medium/hard/custom

   424

			// temporarily change difficulty level

   425

			SetDifficultyLevel(e->click.widget - 4, &_opt_mod_temp);

   426

			SetWindowDirty(w);

   427

			break;

   428

		case 8:

   429

			ShowHighscoreTable(_opt_mod_ptr->diff_level);

   430

			break;

   431

		case 10: { // Save button - save changes

   432

			int btn, val;

   433

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

   434

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

   435

				// if setting has changed, change it

   436

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

   437

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

   438

			}

   439

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

   440

			DeleteWindow(w);

   441

			// If we are in the editor, we should reload the economy.

   442

			//  This way when you load a game, the max loan and interest rate

   443

			//  are loaded correctly.

   444

			if (_game_mode == GM_EDITOR)

   445

				StartupEconomy();

   446

			break;

   447

		}

   448

		case 11: // Cancel button - close window

   449

			DeleteWindow(w);

   450

			break;

   451

		}

   452

		break;

   453

   454

	case WE_MOUSELOOP:

   455

		if (_difficulty_timeout != 0 && !--_difficulty_timeout) {

   456

			_difficulty_click_a = 0;

   457

			_difficulty_click_b = 0;

   458

			SetWindowDirty(w);

   459

		}

   460

		break;

   461

	}

   462

}

   463

   464

static const Widget _game_difficulty_widgets[] = {

   465

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

   466

{    WWT_CAPTION,    10,    11,   369,     0,    13, STR_6800_DIFFICULTY_LEVEL,	STR_018C_WINDOW_TITLE_DRAG_THIS},

   467

{      WWT_PANEL,    10,     0,   369,    14,    29, 0x0,												STR_NULL},

   468

{      WWT_PANEL,    10,     0,   369,    30,   276, 0x0,												STR_NULL},

   469

{ WWT_PUSHTXTBTN,     3,    10,    96,    16,    27, STR_6801_EASY,							STR_NULL},

   470

{ WWT_PUSHTXTBTN,     3,    97,   183,    16,    27, STR_6802_MEDIUM,						STR_NULL},

   471

{ WWT_PUSHTXTBTN,     3,   184,   270,    16,    27, STR_6803_HARD,							STR_NULL},

   472

{ WWT_PUSHTXTBTN,     3,   271,   357,    16,    27, STR_6804_CUSTOM,						STR_NULL},

   473

{      WWT_EMPTY,    10,     0,   369,   251,   262, 0x0,												STR_NULL},

   474

//{   WWT_CLOSEBOX,    10,     0,   369,   251,   262, STR_6838_SHOW_HI_SCORE_CHART,STR_NULL},

   475

{      WWT_PANEL,    10,     0,   369,   263,   278, 0x0,												STR_NULL},

   476

{ WWT_PUSHTXTBTN,     3,   105,   185,   265,   276, STR_OPTIONS_SAVE_CHANGES,	STR_NULL},

   477

{ WWT_PUSHTXTBTN,     3,   186,   266,   265,   276, STR_012E_CANCEL,						STR_NULL},

   478

{   WIDGETS_END},

   479

};

   480

   481

static const WindowDesc _game_difficulty_desc = {

   482

	WDP_CENTER, WDP_CENTER, 370, 279,

   483

	WC_GAME_OPTIONS,0,

   484

	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,

   485

	_game_difficulty_widgets,

   486

	GameDifficultyWndProc

   487

};

   488

   489

void ShowGameDifficulty()

   490

{

   491

	DeleteWindowById(WC_GAME_OPTIONS, 0);

   492

	/*	copy current settings to temporary holding place

   493

	 *	change that when setting stuff, copy back on clicking 'OK'

   494

	 */

   495

	memcpy(&_opt_mod_temp, _opt_mod_ptr, sizeof(GameOptions));

   496

	AllocateWindowDesc(&_game_difficulty_desc);

   497

}

   498

   499

void ShowHighscoreTable(int tbl)

   500

{

   501

	ShowInfoF("ShowHighscoreTable(%d) not implemented", tbl);

   502

}

   503

   504

// virtual PositionMainToolbar function, calls the right one.

   505

int32 v_PositionMainToolbar(int32 p1)

   506

{

   507

	if (_game_mode != GM_MENU)

   508

		PositionMainToolbar(NULL);

   509

   510

	return 0;

   511

}

   512

   513

int32 AiNew_PatchActive_Warning(int32 p1)

   514

{

   515

  if (p1 == 1)

   516

    ShowErrorMessage(-1, TEMP_AI_ACTIVATED, 0, 0);

   517