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"

    11

    12

static uint32 _difficulty_click_a;

    13

static uint32 _difficulty_click_b;

    14

static byte _difficulty_timeout;

    15

    16

extern const StringID _currency_string_list[];

    17

extern uint GetMaskOfAllowedCurrencies();

    18

    19

static const StringID _distances_dropdown[] = {

    20

	STR_0139_IMPERIAL_MILES,

    21

	STR_013A_METRIC_KILOMETERS,

    22

	INVALID_STRING_ID

    23

};

    24

    25

static const StringID _driveside_dropdown[] = {

    26

	STR_02E9_DRIVE_ON_LEFT,

    27

	STR_02EA_DRIVE_ON_RIGHT,

    28

	INVALID_STRING_ID

    29

};

    30

    31

static const StringID _autosave_dropdown[] = {

    32

	STR_02F7_OFF,

    33

	STR_AUTOSAVE_1_MONTH,

    34

	STR_02F8_EVERY_3_MONTHS,

    35

	STR_02F9_EVERY_6_MONTHS,

    36

	STR_02FA_EVERY_12_MONTHS,

    37

	INVALID_STRING_ID,

    38

};

    39

    40

static const StringID _designnames_dropdown[] = {

    41

	STR_02BE_DEFAULT,

    42

	STR_02BF_CUSTOM,

    43

	INVALID_STRING_ID

    44

};

    45

    46

static StringID *BuildDynamicDropdown(StringID base, int num)

    47

{

    48

	static StringID buf[32 + 1];

    49

	StringID *p = buf;

    50

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

    51

	*p = INVALID_STRING_ID;

    52

	return buf;

    53

}

    54

    55

static int GetCurRes()

    56

{

    57

	int i;

    58

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

    59

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

    60

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

    61

			break;

    62

	return i;

    63

}

    64

    65

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

    66

{

    67

	int i;

    68

    69

	switch(e->event) {

    70

	case WE_PAINT: {

    71

		StringID str = STR_02BE_DEFAULT;

    72

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

    73

		SetDParam(0, str);

    74

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

    75

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

    76

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

    77

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

    78

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

    79

		SetDParam(6, SPECSTR_LANGUAGE_START + _dynlang.curr);

    80

		i = GetCurRes();

    81

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

    82

		SetDParam(8, SPECSTR_SCREENSHOT_START + _cur_screenshot_format);

    83

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

    84

    85

		DrawWindowWidgets(w);

    86

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

    87

	}	break;

    88

    89

	case WE_CLICK:

    90

		switch(e->click.widget) {

    91

		case 5:

    92

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

    93

			return;

    94

		case 8:

    95

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

    96

			return;

    97

		case 11: {

    98

			int i = _opt_mod_ptr->road_side;

    99

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

   100

			return;

   101

		}

   102

		case 14: {

   103

			int i = _opt_mod_ptr->town_name;

   104

			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));

   105

			return;

   106

		}

   107

		case 17:

   108

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

   109

			return;

   110

		case 20:

   111

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

   112

			return;

   113

		case 21:

   114

			return;

   115

		case 24:

   116

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

   117

			return;

   118

		case 27:

   119

			// setup resolution dropdown

   120

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

   121

			return;

   122

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

   123

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

   124

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

   125

			SetWindowDirty(w);

   126

			return;

   127

		case 31: /* Setup screenshot format dropdown */

   128

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

   129

			return;

   130

   131

		}

   132

		break;

   133

   134

	case WE_DROPDOWN_SELECT:

   135

		switch(e->dropdown.button) {

   136

		case 20:

   137

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

   138

				DeleteCustomEngineNames();

   139

				MarkWholeScreenDirty();

   140

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

   141

				LoadCustomEngineNames();

   142

				MarkWholeScreenDirty();

   143

			}

   144

			break;

   145

		case 5:

   146

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

   147

			MarkWholeScreenDirty();

   148

			break;

   149

		case 8:

   150

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

   151

			MarkWholeScreenDirty();

   152

			break;

   153

		case 11:

   154

			if (_game_mode == GM_MENU)

   155

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

   156

			break;

   157

		case 14:

   158

			if (_game_mode == GM_MENU)

   159

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

   160

			break;

   161

		case 17:

   162

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

   163

			SetWindowDirty(w);

   164

			break;

   165

   166

		// change interface language

   167

		case 24:

   168

			ReadLanguagePack(e->dropdown.index);

   169

			MarkWholeScreenDirty();

   170

			break;

   171

   172

		// change resolution

   173

		case 27:

   174

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

   175

				SetWindowDirty(w);

   176

			break;

   177

   178

		// change screenshot format

   179

		case 31:

   180

			SetScreenshotFormat(e->dropdown.index);

   181

			SetWindowDirty(w);

   182

			break;

   183

		}

   184

		break;

   185

	}

   186

}

   187

   188

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

   189

{

   190

	if (flags & DC_EXEC) {

   191

		_opt_mod_ptr->road_side = p1;

   192

		InvalidateWindow(WC_GAME_OPTIONS,0);

   193

	}

   194

	return 0;

   195

}

   196

   197

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

   198

{

   199

	if (flags & DC_EXEC) {

   200

		_opt_mod_ptr->town_name = p1;

   201

		InvalidateWindow(WC_GAME_OPTIONS,0);

   202

	}

   203

	return 0;

   204

}

   205

   206

   207

static const Widget _game_options_widgets[] = {

   208

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

   209

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

   210

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

   211

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

   212

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

   213

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

   214

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

   215

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

   216

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

   217

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

   218

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

   219

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

   220

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

   221

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

   222

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

   223

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

   224

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

   225

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

   226

   227

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

   228

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

   229

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

   230

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

   231

   232

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

   233

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

   234

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

   235

   236

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

   237

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

   238

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

   239

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

   240

   241

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

   242

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

   243

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

   244

   245

{   WIDGETS_END},

   246

};

   247

   248

static const WindowDesc _game_options_desc = {

   249

	WDP_CENTER, WDP_CENTER, 370, 239,

   250

	WC_GAME_OPTIONS,0,

   251

	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_RESTORE_DPARAM | WDF_UNCLICK_BUTTONS,

   252

	_game_options_widgets,

   253

	GameOptionsWndProc

   254

};

   255

   256

   257

void ShowGameOptions()

   258

{

   259

	DeleteWindowById(WC_GAME_OPTIONS, 0);

   260

	AllocateWindowDesc(&_game_options_desc);

   261

}

   262

   263

typedef struct {

   264

	int16 min;

   265

	int16 max;

   266

	int16 step;

   267

	StringID str;

   268

} GameSettingData;

   269

   270

static const GameSettingData _game_setting_info[] = {

   271

	{0,7,1,0},

   272

	{0,3,1,STR_6830_IMMEDIATE},

   273

	{0,2,1,STR_6816_LOW},

   274

	{0,3,1,STR_26816_NONE},

   275

	{100,500,50,0},

   276

	{2,4,1,0},

   277

	{0,2,1,STR_6820_LOW},

   278

	{0,4,1,STR_681B_VERY_SLOW},

   279

	{0,2,1,STR_6820_LOW},

   280

	{0,2,1,STR_6823_NONE},

   281

	{0,3,1,STR_6826_X1_5},

   282

	{0,2,1,STR_6820_LOW},

   283

	{0,3,1,STR_682A_VERY_FLAT},

   284

	{0,3,1,STR_VERY_LOW},

   285

	{0,1,1,STR_682E_STEADY},

   286

	{0,1,1,STR_6834_AT_END_OF_LINE_AND_AT_STATIONS},

   287

	{0,1,1,STR_6836_OFF},

   288

	{0,2,1,STR_6839_PERMISSIVE},

   289

};

   290

   292

{

   293

	uint32 x = *b;

   294

	*b >>= 1;

   295

	return (x&1) != 0;

   296

}

   297

   298

static GameOptions _opt_mod_temp;

   299

   300

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

   301

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

   302

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

   303

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

   304

};

   305

   306

void SetDifficultyLevel(int mode, GameOptions *gm_opt)

   307

{

   308

	int i;

   309

	assert(mode <= 3);

   310

   311

	gm_opt->diff_level = mode;

   312

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

   313

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

   314

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

   315

	}

   316

}

   317

   318

extern void StartupEconomy();

   319

   320

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

   321

{

   322

	switch(e->event) {

   323

	case WE_PAINT: {

   324

		uint32 click_a, click_b, disabled;

   325

		int i;

   326

		int x,y,value;

   327

   328

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

   329

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

   330

		DrawWindowWidgets(w);

   331

   332

		click_a = _difficulty_click_a;

   333

		click_b = _difficulty_click_b;

   334

   335

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

   336

		// XXX

   337

   338

		x = 0;

   339

		y = 32;

   340

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

   341

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

   342

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

   343

			if (GetBitAndShift(&disabled)) {

   344

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

   345

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

   346

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

   347

			}

   348

   349

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

   350

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

   351

   352

   353

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

   354

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

   355

			SetDParam(0, value);

   356

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

   357

   358

			y += 11;

   359

		}

   360

	} break;

   361

   362

	case WE_CLICK:

   363

		switch(e->click.widget) {

   364

		case 3: {

   365

			int x,y;

   366

			uint btn, dis;

   367

			int val;

   368

			const GameSettingData *info;

   369

   370

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

   371

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

   372

				return;

   373

   374

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

   375

			if (y < 0)

   376

				return;

   377

   378

			// Get button from Y coord.

   379

			btn = y / 11;

   380

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

   381

				return;

   382

   383

			// Clicked disabled button?

   384

			dis = 0;

   385

			if (_game_mode == GM_NORMAL)

   386

				dis |= 0x383E;

   387

			if (HASBIT(dis, btn))

   388

				return;

   389

   390

			_difficulty_timeout = 5;

   391

   392

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

   393

   394

			info = &_game_setting_info[btn];

   395

			if (x >= 10) {

   396

				// Increase button clicked

   397

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

   398

				SETBIT(_difficulty_click_b, btn);

   399

			} else {

   400

				// Decrease button clicked

   401

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

   402

				SETBIT(_difficulty_click_a, btn);

   403

			}

   404

   405

			// save value in temporary variable

   406

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

   407

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

   408

			SetWindowDirty(w);

   409

			break;

   410

		}

   411

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

   412

			// temporarily change difficulty level

   413

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

   414

			SetWindowDirty(w);

   415

			break;

   416

		case 8:

   417

			ShowHighscoreTable(_opt_mod_ptr->diff_level);

   418

			break;

   419

		case 10: { // Save button - save changes

   420

			int btn, val;

   421

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

   422

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

   423

				// if setting has changed, change it

   424

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

   425

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

   426

			}

   427

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

   428

			DeleteWindow(w);

   429

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

   430

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

   431

			//  are loaded correctly.

   432

			if (_game_mode == GM_EDITOR)

   433

				StartupEconomy();

   434

			break;

   435

		}

   436

		case 11: // Cancel button - close window

   437

			DeleteWindow(w);

   438

			break;

   439

		}

   440

		break;

   441

   442

	case WE_MOUSELOOP:

   443

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

   444

			_difficulty_click_a = 0;

   445

			_difficulty_click_b = 0;

   446

			SetWindowDirty(w);

   447

		}

   448

		break;

   449

	}

   450

}

   451

   452

static const Widget _game_difficulty_widgets[] = {

   453

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

   454

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

   455

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

   456

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

   457

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

   458

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

   459

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

   460

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

   461

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

   462

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

   463

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

   464

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

   465

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

   466

{   WIDGETS_END},

   467

};

   468

   469

static const WindowDesc _game_difficulty_desc = {

   470

	WDP_CENTER, WDP_CENTER, 370, 279,

   471

	WC_GAME_OPTIONS,0,

   472

	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,

   473

	_game_difficulty_widgets,

   474

	GameDifficultyWndProc

   475

};

   476

   477

void ShowGameDifficulty()

   478

{

   479

	DeleteWindowById(WC_GAME_OPTIONS, 0);

   480

	/*	copy current settings to temporary holding place

   481

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

   482

	 */

   483

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

   484

	AllocateWindowDesc(&_game_difficulty_desc);

   485

}

   486

   487

void ShowHighscoreTable(int tbl)

   488

{

   489

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

   490

}

   491

   492

// virtual PositionMainToolbar function, calls the right one.

   493

int32 v_PositionMainToolbar(int32 p1)

   494

{

   495

	if (_game_mode != GM_MENU)

   496

		PositionMainToolbar(NULL);

   497

   498

	return 0;

   499

}

   500

   501

int32 AiNew_PatchActive_Warning(int32 p1)

   502

{

   503

  if (p1 == 1)

   504

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

   505

   506

  return 0;

   507

}

   508

   509

int32 InvisibleTreesActive(int32 p1)

   510

{

   511

	MarkWholeScreenDirty();

   512

	return 0;

   513

}

   514

   515

int32 InValidateDetailsWindow(int32 p1)

   516

{

   517

	InvalidateWindowClasses(WC_VEHICLE_DETAILS);