1

/* $Id$ */

     2

     3

/** @file newgrf_gui.cpp GUI to change NewGRF settings. */

     4

     5

#include "stdafx.h"

     6

#include "openttd.h"

     7

#include "variables.h"

     8

#include "gui.h"

     9

#include "window_gui.h"

    10

#include "textbuf_gui.h"

    11

#include "newgrf.h"

    12

#include "newgrf_config.h"

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#include "strings_func.h"

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#include "window_func.h"

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#include "core/alloc_func.hpp"

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#include "string_func.h"

    17

#include "gfx_func.h"

    18

#include "gamelog.h"

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#include "settings_func.h"

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#include "widgets/dropdown_type.h"

    21

    22

#include "table/strings.h"

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#include "table/sprites.h"

    24

    25

/** Parse an integerlist string and set each found value

    26

 * @param p the string to be parsed. Each element in the list is seperated by a

    27

 * comma or a space character

    28

 * @param items pointer to the integerlist-array that will be filled with values

    29

 * @param maxitems the maximum number of elements the integerlist-array has

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 * @return returns the number of items found, or -1 on an error */

    31

static int parse_intlist(const char *p, int *items, int maxitems)

    32

{

    33

	int n = 0, v;

    34

	char *end;

    35

    36

	for (;;) {

    37

		v = strtol(p, &end, 0);

    38

		if (p == end || n == maxitems) return -1;

    39

		p = end;

    40

		items[n++] = v;

    41

		if (*p == '\0') break;

    42

		if (*p != ',' && *p != ' ') return -1;

    43

		p++;

    44

	}

    45

    46

	return n;

    47

}

    48

    49

    50

static void ShowNewGRFInfo(const GRFConfig *c, uint x, uint y, uint w, uint bottom, bool show_params)

    51

{

    52

	char buff[256];

    53

    54

	if (c->error != NULL) {

    55

		char message[512];

    56

		SetDParamStr(0, c->error->custom_message); // is skipped by built-in messages

    57

		SetDParam   (1, STR_JUST_RAW_STRING);

    58

		SetDParamStr(2, c->filename);

    59

		SetDParam   (3, STR_JUST_RAW_STRING);

    60

		SetDParamStr(4, c->error->data);

    61

		for (uint i = 0; i < c->error->num_params; i++) {

    62

			uint32 param = 0;

    63

			byte param_number = c->error->param_number[i];

    64

    65

			if (param_number < c->num_params) param = c->param[param_number];

    66

    67

			SetDParam(5 + i, param);

    68

		}

    69

		GetString(message, c->error->custom_message == NULL ? c->error->message : STR_JUST_RAW_STRING, lastof(message));

    70

    71

		SetDParamStr(0, message);

    72

		y += DrawStringMultiLine(x, y, c->error->severity, w, bottom - y);

    73

	}

    74

    75

	/* Draw filename or not if it is not known (GRF sent over internet) */

    76

	if (c->filename != NULL) {

    77

		SetDParamStr(0, c->filename);

    78

		y += DrawStringMultiLine(x, y, STR_NEWGRF_FILENAME, w, bottom - y);

    79

	}

    80

    81

	/* Prepare and draw GRF ID */

    82

	snprintf(buff, lengthof(buff), "%08X", BSWAP32(c->grfid));

    83

	SetDParamStr(0, buff);

    84

	y += DrawStringMultiLine(x, y, STR_NEWGRF_GRF_ID, w, bottom - y);

    85

    86

	/* Prepare and draw MD5 sum */

    87

	md5sumToString(buff, lastof(buff), c->md5sum);

    88

	SetDParamStr(0, buff);

    89

	y += DrawStringMultiLine(x, y, STR_NEWGRF_MD5SUM, w, bottom - y);

    90

    91

	/* Show GRF parameter list */

    92

	if (show_params) {

    93

		if (c->num_params > 0) {

    94

			GRFBuildParamList(buff, c, lastof(buff));

    95

			SetDParam(0, STR_JUST_RAW_STRING);

    96

			SetDParamStr(1, buff);

    97

		} else {

    98

			SetDParam(0, STR_01A9_NONE);

    99

		}

   100

		y += DrawStringMultiLine(x, y, STR_NEWGRF_PARAMETER, w, bottom - y);

   101

	}

   102

   103

	/* Show flags */

   104

	if (c->status == GCS_NOT_FOUND)        y += DrawStringMultiLine(x, y, STR_NEWGRF_NOT_FOUND, w, bottom - y);

   105

	if (c->status == GCS_DISABLED)         y += DrawStringMultiLine(x, y, STR_NEWGRF_DISABLED, w, bottom - y);

   106

	if (HasBit(c->flags, GCF_COMPATIBLE)) y += DrawStringMultiLine(x, y, STR_NEWGRF_COMPATIBLE_LOADED, w, bottom - y);

   107

   108

	/* Draw GRF info if it exists */

   109

	if (c->info != NULL && !StrEmpty(c->info)) {

   110

		SetDParam(0, STR_JUST_RAW_STRING);

   111

		SetDParamStr(1, c->info);

   112

		y += DrawStringMultiLine(x, y, STR_02BD, w, bottom - y);

   113

	} else {

   114

		y += DrawStringMultiLine(x, y, STR_NEWGRF_NO_INFO, w, bottom - y);

   115

	}

   116

}

   117

   118

   119

/**

   120

 * Window for adding NewGRF files

   121

 */

   122

struct NewGRFAddWindow : public Window {

   123

	/* Names of the add a newgrf window widgets */

   124

	enum AddNewGRFWindowWidgets {

   125

		ANGRFW_CLOSEBOX = 0,

   126

		ANGRFW_CAPTION,

   127

		ANGRFW_BACKGROUND,

   128

		ANGRFW_GRF_LIST,

   129

		ANGRFW_SCROLLBAR,

   130

		ANGRFW_GRF_INFO,

   131

		ANGRFW_ADD,

   132

		ANGRFW_RESCAN,

   133

		ANGRFW_RESIZE,

   134

	};

   135

   136

	GRFConfig **list;

   137

	const GRFConfig *sel;

   138

   139

	NewGRFAddWindow(const WindowDesc *desc, GRFConfig **list) : Window(desc, 0)

   140

	{

   141

		this->list = list;

   142

		this->resize.step_height = 10;

   143

   144

		this->FindWindowPlacementAndResize(desc);

   145

	}

   146

   147

	virtual void OnPaint()

   148

	{

   149

		const GRFConfig *c;

   150

		const Widget *wl = &this->widget[ANGRFW_GRF_LIST];

   151

		int n = 0;

   152

   153

		/* Count the number of GRFs */

   154

		for (c = _all_grfs; c != NULL; c = c->next) n++;

   155

   156

		this->vscroll.cap = (wl->bottom - wl->top) / 10;

   157

		SetVScrollCount(this, n);

   158

   159

		this->SetWidgetDisabledState(ANGRFW_ADD, this->sel == NULL || this->sel->IsOpenTTDBaseGRF());

   160

		this->DrawWidgets();

   161

   162

		GfxFillRect(wl->left + 1, wl->top + 1, wl->right, wl->bottom, 0xD7);

   163

   164

		uint y = wl->top + 1;

   165

		for (c = _all_grfs, n = 0; c != NULL && n < (this->vscroll.pos + this->vscroll.cap); c = c->next, n++) {

   166

			if (n >= this->vscroll.pos) {

   167

				bool h = c == this->sel;

   168

				const char *text = (c->name != NULL && !StrEmpty(c->name)) ? c->name : c->filename;

   169

   170

				/* Draw selection background */

   171

				if (h) GfxFillRect(3, y, this->width - 15, y + 9, 156);

   172

				DoDrawStringTruncated(text, 4, y, h ? TC_WHITE : TC_ORANGE, this->width - 18);

   173

				y += 10;

   174

			}

   175

		}

   176

   177

		if (this->sel != NULL) {

   178

			const Widget *wi = &this->widget[ANGRFW_GRF_INFO];

   179

			ShowNewGRFInfo(this->sel, wi->left + 2, wi->top + 2, wi->right - wi->left - 2, wi->bottom, false);

   180

		}

   181

	}

   182

   183

	virtual void OnDoubleClick(Point pt, int widget)

   184

	{

   185

		if (widget == ANGRFW_GRF_LIST) this->OnClick(pt, ANGRFW_ADD);

   186

	}

   187

   188

	virtual void OnClick(Point pt, int widget)

   189

	{

   190

		switch (widget) {

   191

			case ANGRFW_GRF_LIST: {

   192

				/* Get row... */

   193

				const GRFConfig *c;

   194

				uint i = (pt.y - this->widget[ANGRFW_GRF_LIST].top) / 10 + this->vscroll.pos;

   195

   196

				for (c = _all_grfs; c != NULL && i > 0; c = c->next, i--) {}

   197

				this->sel = c;

   198

				this->SetDirty();

   199

				break;

   200

			}

   201

   202

			case ANGRFW_ADD: // Add selection to list

   203

				if (this->sel != NULL) {

   204

					const GRFConfig *src = this->sel;

   205

					GRFConfig **list;

   206

   207

					/* Find last entry in the list, checking for duplicate grfid on the way */

   208

					for (list = this->list; *list != NULL; list = &(*list)->next) {

   209

						if ((*list)->grfid == src->grfid) {

   210

							ShowErrorMessage(INVALID_STRING_ID, STR_NEWGRF_DUPLICATE_GRFID, 0, 0);

   211

							return;

   212

						}

   213

					}

   214

   215

					/* Copy GRF details from scanned list */

   216

					GRFConfig *c = CallocT<GRFConfig>(1);

   217

					*c = *src;

   218

					c->filename = strdup(src->filename);

   219

					if (src->name      != NULL) c->name      = strdup(src->name);

   220

					if (src->info      != NULL) c->info      = strdup(src->info);

   221

					c->next = NULL;

   222

   223

					/* Append GRF config to configuration list */

   224

					*list = c;

   225

   226

					DeleteWindowByClass(WC_SAVELOAD);

   227

					InvalidateWindowData(WC_GAME_OPTIONS, 0);

   228

				}

   229

				break;

   230

   231

			case ANGRFW_RESCAN: // Rescan list

   232

				this->sel = NULL;

   233

				ScanNewGRFFiles();

   234

				this->SetDirty();

   235

				break;

   236

		}

   237

	}

   238

};

   239

   240

/* Widget definition for the add a newgrf window */

   241

static const Widget _newgrf_add_dlg_widgets[] = {

   242

{   WWT_CLOSEBOX,    RESIZE_NONE,  COLOUR_GREY,   0,  10,   0,  13, STR_00C5,                STR_018B_CLOSE_WINDOW },           // ANGRFW_CLOSEBOX

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{    WWT_CAPTION,   RESIZE_RIGHT,  COLOUR_GREY,  11, 306,   0,  13, STR_NEWGRF_ADD_CAPTION,  STR_018C_WINDOW_TITLE_DRAG_THIS }, // ANGRFW_CAPTION

   244

{      WWT_PANEL,      RESIZE_RB,  COLOUR_GREY,   0, 294,  14, 121, 0x0,                     STR_NULL },                        // ANGRFW_BACKGROUND

   245

{      WWT_INSET,      RESIZE_RB,  COLOUR_GREY,   2, 292,  16, 119, 0x0,                     STR_NULL },                        // ANGRFW_GRF_LIST

   246

{  WWT_SCROLLBAR,     RESIZE_LRB,  COLOUR_GREY, 295, 306,  14, 121, 0x0,                     STR_NULL },                        // ANGRFW_SCROLLBAR

   247

{      WWT_PANEL,     RESIZE_RTB,  COLOUR_GREY,   0, 306, 122, 224, 0x0,                     STR_NULL },                        // ANGRFW_GRF_INFO

   248

{ WWT_PUSHTXTBTN,     RESIZE_RTB,  COLOUR_GREY,   0, 146, 225, 236, STR_NEWGRF_ADD_FILE,     STR_NEWGRF_ADD_FILE_TIP },         // ANGRFW_ADD

   249

{ WWT_PUSHTXTBTN,    RESIZE_LRTB,  COLOUR_GREY, 147, 294, 225, 236, STR_NEWGRF_RESCAN_FILES, STR_NEWGRF_RESCAN_FILES_TIP },     // ANGRFW_RESCAN

   250

{  WWT_RESIZEBOX,    RESIZE_LRTB,  COLOUR_GREY, 295, 306, 225, 236, 0x0,                     STR_RESIZE_BUTTON },               // ANGRFW_RESIZE

   251

{   WIDGETS_END },

   252

};

   253

   254

/* Window definition for the add a newgrf window */

   255

static const WindowDesc _newgrf_add_dlg_desc = {

   256

	WDP_CENTER, WDP_CENTER, 307, 237, 307, 337,

   257

	WC_SAVELOAD, WC_NONE,

   258

	WDF_STD_TOOLTIPS | WDF_DEF_WIDGET | WDF_STD_BTN | WDF_UNCLICK_BUTTONS | WDF_RESIZABLE,

   259

	_newgrf_add_dlg_widgets,

   260

};

   261

   262

static GRFPresetList _grf_preset_list;

   263

   264

class DropDownListPresetItem : public DropDownListItem {

   265

public:

   266

	DropDownListPresetItem(int result) : DropDownListItem(result, false) {}

   267

   268

	virtual ~DropDownListPresetItem() {}

   269

   270

	bool Selectable() const

   271

	{

   272

		return true;

   273

	}

   274

   275

	void Draw(int x, int y, uint width, uint height, bool sel, int bg_colour) const

   276

	{

   277

		DoDrawStringTruncated(_grf_preset_list[this->result], x + 2, y, sel ? TC_WHITE : TC_BLACK, x + width);

   278

	}

   279

};

   280

   281

static void NewGRFConfirmationCallback(Window *w, bool confirmed);

   282

   283

/**

   284

 * Window for showing NewGRF files

   285

 */

   286

struct NewGRFWindow : public Window {

   287

	/* Names of the manage newgrfs window widgets */

   288

	enum ShowNewGRFStateWidgets {

   289

		SNGRFS_CLOSEBOX = 0,

   290

		SNGRFS_CAPTION,

   291

		SNGRFS_BACKGROUND1,

   292

		SNGRFS_PRESET_LIST,

   293

		SNGRFS_PRESET_SAVE,

   294

		SNGRFS_PRESET_DELETE,

   295

		SNGRFS_BACKGROUND2,

   296

		SNGRFS_ADD,

   297

		SNGRFS_REMOVE,

   298

		SNGRFS_MOVE_UP,

   299

		SNGRFS_MOVE_DOWN,

   300

		SNGRFS_FILE_LIST,

   301

		SNGRFS_SCROLLBAR,

   302

		SNGRFS_NEWGRF_INFO,

   303

		SNGRFS_SET_PARAMETERS,

   304

		SNGRFS_APPLY_CHANGES,

   305

		SNGRFS_RESIZE,

   306

	};

   307

   308

	GRFConfig **orig_list; ///< grf list the window is shown with

   309

	GRFConfig *list;       ///< temporary grf list to which changes are made

   310

	GRFConfig *sel;        ///< selected grf item

   311

	bool editable;         ///< is the window editable

   312

	bool show_params;      ///< are the grf-parameters shown in the info-panel

   313

	bool execute;          ///< on pressing 'apply changes' are grf changes applied immediately, or only list is updated

   314

	int query_widget;      ///< widget that opened a query

   315

	int preset;            ///< selected preset

   316

   317

	NewGRFWindow(const WindowDesc *desc, bool editable, bool show_params, bool exec_changes, GRFConfig **config) : Window(desc, 0)

   318

	{

   319

		this->resize.step_height = 14;

   320

		this->sel         = NULL;

   321

		this->list        = NULL;

   322

		this->orig_list   = config;

   323

		this->editable    = editable;

   324

		this->execute     = exec_changes;

   325

		this->show_params = show_params;

   326

		this->preset      = -1;

   327

   328

		CopyGRFConfigList(&this->list, *config, false);

   329

		GetGRFPresetList(&_grf_preset_list);

   330

   331

		this->FindWindowPlacementAndResize(desc);

   332

		this->SetupNewGRFWindow();

   333

	}

   334

   335

	~NewGRFWindow()

   336

	{

   337

		if (!this->execute) {

   338

			CopyGRFConfigList(this->orig_list, this->list, true);

   339

			ResetGRFConfig(false);

   340

			ReloadNewGRFData();

   341

		}

   342

   343

		/* Remove the temporary copy of grf-list used in window */

   344

		ClearGRFConfigList(&this->list);

   345

		_grf_preset_list.Clear();

   346

	}

   347

   348

	void SetupNewGRFWindow()

   349

	{

   350

		const GRFConfig *c;

   351

		int i;

   352

   353

		for (c = this->list, i = 0; c != NULL; c = c->next, i++) {}

   354

   355

		this->vscroll.cap = (this->widget[SNGRFS_FILE_LIST].bottom - this->widget[SNGRFS_FILE_LIST].top) / 14 + 1;

   356

		SetVScrollCount(this, i);

   357

   358

		this->SetWidgetsDisabledState(!this->editable,

   359

			SNGRFS_PRESET_LIST,

   360

			SNGRFS_ADD,

   361

			SNGRFS_APPLY_CHANGES,

   362

			WIDGET_LIST_END

   363

		);

   364

	}

   365

   366

	virtual void OnPaint()

   367

	{

   368

		bool disable_all = this->sel == NULL || !this->editable;

   369

   370

		this->SetWidgetsDisabledState(disable_all,

   371

			SNGRFS_REMOVE,

   372

			SNGRFS_MOVE_UP,

   373

			SNGRFS_MOVE_DOWN,

   374

			WIDGET_LIST_END

   375

		);

   376

		this->SetWidgetDisabledState(SNGRFS_SET_PARAMETERS, !this->show_params || disable_all);

   377

   378

		if (!disable_all) {

   379

			/* All widgets are now enabled, so disable widgets we can't use */

   380

			if (this->sel == this->list)       this->DisableWidget(SNGRFS_MOVE_UP);

   381

			if (this->sel->next == NULL)       this->DisableWidget(SNGRFS_MOVE_DOWN);

   382

			if (this->sel->IsOpenTTDBaseGRF()) this->DisableWidget(SNGRFS_REMOVE);

   383

		}

   384

   385

		if (this->preset == -1) {

   386

			this->widget[SNGRFS_PRESET_LIST].data = STR_02BF_CUSTOM;

   387

		} else {

   388

			SetDParamStr(0, _grf_preset_list[this->preset]);

   389

			this->widget[SNGRFS_PRESET_LIST].data = STR_JUST_RAW_STRING;

   390

		}

   391

   392

		this->DrawWidgets();

   393

   394

		/* Draw NewGRF list */

   395

		int y = this->widget[SNGRFS_FILE_LIST].top;

   396

		int i = 0;

   397

		for (const GRFConfig *c = this->list; c != NULL; c = c->next, i++) {

   398

			if (i >= this->vscroll.pos && i < this->vscroll.pos + this->vscroll.cap) {

   399

				const char *text = (c->name != NULL && !StrEmpty(c->name)) ? c->name : c->filename;

   400

				SpriteID pal;

   401

				byte txtoffset;

   402

   403

				/* Pick a colour */

   404

				switch (c->status) {

   405

					case GCS_NOT_FOUND:

   406

					case GCS_DISABLED:

   407

						pal = PALETTE_TO_RED;

   408

						break;

   409

					case GCS_ACTIVATED:

   410

						pal = PALETTE_TO_GREEN;

   411

						break;

   412

					default:

   413

						pal = PALETTE_TO_BLUE;

   414

						break;

   415

				}

   416

   417

				/* Do not show a "not-failure" colour when it actually failed to load */

   418

				if (pal != PALETTE_TO_RED) {

   419

					if (HasBit(c->flags, GCF_STATIC)) {

   420

						pal = PALETTE_TO_GREY;

   421

					} else if (HasBit(c->flags, GCF_COMPATIBLE)) {

   422

						pal = PALETTE_TO_ORANGE;

   423

					}

   424

				}

   425

   426

				DrawSprite(SPR_SQUARE, pal, 5, y + 2);

   427

				if (c->error != NULL) DrawSprite(SPR_WARNING_SIGN, 0, 20, y + 2);

   428

				txtoffset = c->error != NULL ? 35 : 25;

   429

				DoDrawStringTruncated(text, txtoffset, y + 3, this->sel == c ? TC_WHITE : TC_BLACK, this->width - txtoffset - 10);

   430

				y += 14;

   431

			}

   432

		}

   433

   434

		if (this->sel != NULL) {

   435

			/* Draw NewGRF file info */

   436

			const Widget *wi = &this->widget[SNGRFS_NEWGRF_INFO];

   437

			ShowNewGRFInfo(this->sel, wi->left + 2, wi->top + 2, wi->right - wi->left - 2, wi->bottom, this->show_params);

   438

		}

   439

	}

   440

   441

	virtual void OnClick(Point pt, int widget)

   442

	{

   443

		switch (widget) {

   444

			case SNGRFS_PRESET_LIST: {

   445

				DropDownList *list = new DropDownList();

   446

   447

				/* Add 'None' option for clearing list */

   448

				list->push_back(new DropDownListStringItem(STR_NONE, -1, false));

   449

   450

				for (uint i = 0; i < _grf_preset_list.Length(); i++) {

   451

					if (_grf_preset_list[i] != NULL) {

   452

						list->push_back(new DropDownListPresetItem(i));

   453

					}

   454

				}

   455

   456

				ShowDropDownList(this, list, this->preset, SNGRFS_PRESET_LIST);

   457

				break;

   458

			}

   459

   460

			case SNGRFS_PRESET_SAVE:

   461

				this->query_widget = widget;

   462

				ShowQueryString(STR_EMPTY, STR_NEWGRF_PRESET_SAVE_QUERY, 32, 100, this, CS_ALPHANUMERAL);

   463

				break;

   464

   465

			case SNGRFS_PRESET_DELETE:

   466

				if (this->preset == -1) return;

   467

   468

				DeleteGRFPresetFromConfig(_grf_preset_list[this->preset]);

   469

				GetGRFPresetList(&_grf_preset_list);

   470

				this->preset = -1;

   471

				this->SetDirty();

   472

				break;

   473

   474

			case SNGRFS_ADD: // Add GRF

   475

				DeleteWindowByClass(WC_SAVELOAD);

   476

				new NewGRFAddWindow(&_newgrf_add_dlg_desc, &this->list);

   477

				break;

   478

   479

			case SNGRFS_REMOVE: { // Remove GRF

   480

				GRFConfig **pc, *c, *newsel;

   481

   482

				/* Choose the next GRF file to be the selected file */

   483

				newsel = this->sel->next;

   484

   485

				for (pc = &this->list; (c = *pc) != NULL; pc = &c->next) {

   486

					/* If the new selection is empty (i.e. we're deleting the last item

   487

					 * in the list, pick the file just before the selected file */

   488

					if (newsel == NULL && c->next == this->sel) newsel = c;

   489

   490

					if (c == this->sel) {

   491

						*pc = c->next;

   492

						free(c);

   493

						break;