peter1138@5237: /* $Id$ */
peter1138@5237: 
belugas@6674: /** @file newgrf_gui.cpp */
belugas@6674: 
peter1138@5237: #include "stdafx.h"
peter1138@5237: #include "openttd.h"
peter1138@5237: #include "functions.h"
peter1138@5237: #include "variables.h"
peter1138@5237: #include "gfx.h"
peter1138@5237: #include "gui.h"
peter1138@5237: #include "window.h"
peter1138@5237: #include "table/strings.h"
peter1138@5237: #include "table/sprites.h"
Darkvater@5352: #include "newgrf.h"
peter1138@5237: #include "newgrf_config.h"
maedhros@6465: #include "strings.h"
rubidium@5838: #include "helpers.hpp"
peter1138@5237: 
peter1138@5237: /** Parse an integerlist string and set each found value
peter1138@5237:  * @param p the string to be parsed. Each element in the list is seperated by a
peter1138@5237:  * comma or a space character
peter1138@5237:  * @param items pointer to the integerlist-array that will be filled with values
peter1138@5237:  * @param maxitems the maximum number of elements the integerlist-array has
peter1138@5237:  * @return returns the number of items found, or -1 on an error */
peter1138@5237: static int parse_intlist(const char *p, int *items, int maxitems)
peter1138@5237: {
peter1138@5237: 	int n = 0, v;
peter1138@5237: 	char *end;
peter1138@5237: 
peter1138@5237: 	for (;;) {
peter1138@5237: 		v = strtol(p, &end, 0);
peter1138@5237: 		if (p == end || n == maxitems) return -1;
peter1138@5237: 		p = end;
peter1138@5237: 		items[n++] = v;
peter1138@5237: 		if (*p == '\0') break;
peter1138@5237: 		if (*p != ',' && *p != ' ') return -1;
peter1138@5237: 		p++;
peter1138@5237: 	}
peter1138@5237: 
peter1138@5237: 	return n;
peter1138@5237: }
peter1138@5237: 
peter1138@5237: 
maedhros@6703: static void ShowNewGRFInfo(const GRFConfig *c, uint x, uint y, uint w, uint bottom, bool show_params)
peter1138@5237: {
Darkvater@5885: 	char buff[256];
peter1138@5237: 
maedhros@6429: 	if (c->error != NULL) {
maedhros@6465: 		SetDParamStr(0, c->filename);
maedhros@7369: 		SetDParamStr(1, c->error->data);
maedhros@6465: 		for (uint i = 0; i < c->error->num_params; i++) {
maedhros@6465: 			uint32 param = 0;
maedhros@6465: 			byte param_number = c->error->param_number[i];
maedhros@6465: 
maedhros@6465: 			if (param_number < c->num_params) param = c->param[param_number];
maedhros@6465: 
maedhros@6465: 			SetDParam(2 + i, param);
maedhros@6465: 		}
maedhros@6465: 
maedhros@6465: 		char message[512];
maedhros@7369: 		GetString(message, c->error->custom_message != NULL ? BindCString(c->error->custom_message) : c->error->message, lastof(message));
maedhros@6465: 
maedhros@6465: 		SetDParamStr(0, message);
maedhros@6703: 		y += DrawStringMultiLine(x, y, c->error->severity, w, bottom - y);
maedhros@6429: 	}
maedhros@6429: 
rubidium@5339: 	/* Draw filename or not if it is not known (GRF sent over internet) */
rubidium@5339: 	if (c->filename != NULL) {
rubidium@5339: 		SetDParamStr(0, c->filename);
maedhros@6703: 		y += DrawStringMultiLine(x, y, STR_NEWGRF_FILENAME, w, bottom - y);
rubidium@5339: 	}
peter1138@5237: 
peter1138@5237: 	/* Prepare and draw GRF ID */
Darkvater@5894: 	snprintf(buff, lengthof(buff), "%08X", BSWAP32(c->grfid));
peter1138@5237: 	SetDParamStr(0, buff);
maedhros@6703: 	y += DrawStringMultiLine(x, y, STR_NEWGRF_GRF_ID, w, bottom - y);
peter1138@5237: 
peter1138@5237: 	/* Prepare and draw MD5 sum */
Darkvater@5885: 	md5sumToString(buff, lastof(buff), c->md5sum);
peter1138@5237: 	SetDParamStr(0, buff);
maedhros@6703: 	y += DrawStringMultiLine(x, y, STR_NEWGRF_MD5SUM, w, bottom - y);
peter1138@5237: 
peter1138@5237: 	/* Show GRF parameter list */
peter1138@5237: 	if (show_params) {
peter1138@5237: 		if (c->num_params > 0) {
peter1138@5308: 			GRFBuildParamList(buff, c, lastof(buff));
peter1138@5237: 			SetDParamStr(0, buff);
peter1138@5237: 		} else {
peter1138@5237: 			SetDParam(0, STR_01A9_NONE);
peter1138@5237: 		}
maedhros@6703: 		y += DrawStringMultiLine(x, y, STR_NEWGRF_PARAMETER, w, bottom - y);
peter1138@5237: 	}
peter1138@5237: 
peter1138@5237: 	/* Show flags */
maedhros@6703: 	if (c->status == GCS_NOT_FOUND)        y += DrawStringMultiLine(x, y, STR_NEWGRF_NOT_FOUND, w, bottom - y);
maedhros@6703: 	if (c->status == GCS_DISABLED)         y += DrawStringMultiLine(x, y, STR_NEWGRF_DISABLED, w, bottom - y);
skidd13@8424: 	if (HasBit(c->flags, GCF_COMPATIBLE)) y += DrawStringMultiLine(x, y, STR_NEWGRF_COMPATIBLE_LOADED, w, bottom - y);
peter1138@5237: 
peter1138@5237: 	/* Draw GRF info if it exists */
tron@5889: 	if (c->info != NULL && !StrEmpty(c->info)) {
peter1138@5237: 		SetDParamStr(0, c->info);
maedhros@6703: 		y += DrawStringMultiLine(x, y, STR_02BD, w, bottom - y);
peter1138@5237: 	} else {
maedhros@6703: 		y += DrawStringMultiLine(x, y, STR_NEWGRF_NO_INFO, w, bottom - y);
peter1138@5237: 	}
peter1138@5237: }
peter1138@5237: 
peter1138@5237: 
peter1138@5237: /* Dialogue for adding NewGRF files to the selection */
rubidium@6574: struct newgrf_add_d {
peter1138@5237: 	GRFConfig **list;
peter1138@5237: 	const GRFConfig *sel;
rubidium@6574: };
peter1138@5237: 
peter1138@5237: 
peter1138@5237: static void NewGRFAddDlgWndProc(Window *w, WindowEvent *e)
peter1138@5237: {
peter1138@5237: 	switch (e->event) {
peter1138@5237: 		case WE_PAINT: {
peter1138@5237: 			const GRFConfig *c;
peter1138@5237: 			int y;
peter1138@5237: 			int n = 0;
peter1138@5237: 
peter1138@5237: 			/* Count the number of GRFs */
peter1138@5237: 			for (c = _all_grfs; c != NULL; c = c->next) n++;
peter1138@5237: 
peter1138@5237: 			w->vscroll.cap = (w->widget[3].bottom - w->widget[3].top) / 10;
peter1138@5237: 			SetVScrollCount(w, n);
peter1138@5237: 
rubidium@8493: 			w->SetWidgetDisabledState(6, WP(w, newgrf_add_d).sel == NULL || WP(w, newgrf_add_d).sel->IsOpenTTDBaseGRF());
peter1138@5237: 			DrawWindowWidgets(w);
peter1138@5237: 
peter1138@5237: 			GfxFillRect(w->widget[3].left + 1, w->widget[3].top + 1, w->widget[3].right, w->widget[3].bottom, 0xD7);
peter1138@5237: 
peter1138@5237: 			n = 0;
peter1138@5237: 			y = w->widget[3].top + 1;
peter1138@5237: 
peter1138@5237: 			for (c = _all_grfs; c != NULL; c = c->next) {
peter1138@5237: 				if (n >= w->vscroll.pos && n < w->vscroll.pos + w->vscroll.cap) {
peter1138@5237: 					bool h = c == WP(w, newgrf_add_d).sel;
tron@5889: 					const char *text = (c->name != NULL && !StrEmpty(c->name)) ? c->name : c->filename;
peter1138@5237: 
peter1138@5237: 					/* Draw selection background */
peter1138@5237: 					if (h) GfxFillRect(3, y, w->width - 15, y + 9, 156);
belugas@8320: 					DoDrawStringTruncated(text, 4, y, h ? TC_WHITE : TC_ORANGE, w->width - 18);
peter1138@5237: 					y += 10;
peter1138@5237: 				}
peter1138@5237: 				n++;
peter1138@5237: 			}
peter1138@5237: 
peter1138@5237: 			if (WP(w, newgrf_add_d).sel != NULL) {
peter1138@5237: 				const Widget *wi = &w->widget[5];
maedhros@6703: 				ShowNewGRFInfo(WP(w, newgrf_add_d).sel, wi->left + 2, wi->top + 2, wi->right - wi->left - 2, wi->bottom, false);
peter1138@5237: 			}
peter1138@5237: 			break;
peter1138@5237: 		}
peter1138@5237: 
glx@7507: 		case WE_DOUBLE_CLICK:
glx@7507: 			if (e->we.click.widget != 3) break;
glx@7507: 			e->we.click.widget = 6;
glx@7507: 			/* Fall through */
glx@7507: 
peter1138@5237: 		case WE_CLICK:
peter1138@5237: 			switch (e->we.click.widget) {
peter1138@5237: 				case 3: {
belugas@6674: 					/* Get row... */
peter1138@5237: 					const GRFConfig *c;
peter1138@5237: 					uint i = (e->we.click.pt.y - w->widget[3].top) / 10 + w->vscroll.pos;
peter1138@5237: 
peter1138@5237: 					for (c = _all_grfs; c != NULL && i > 0; c = c->next, i--);
peter1138@5237: 					WP(w, newgrf_add_d).sel = c;
peter1138@5237: 					SetWindowDirty(w);
peter1138@5237: 					break;
peter1138@5237: 				}
peter1138@5237: 
belugas@6674: 				case 6: // Add selection to list
peter1138@5237: 					if (WP(w, newgrf_add_d).sel != NULL) {
peter1138@5237: 						const GRFConfig *src = WP(w, newgrf_add_d).sel;
KUDr@5860: 						GRFConfig **list;
peter1138@5243: 
peter1138@5243: 						/* Find last entry in the list, checking for duplicate grfid on the way */
peter1138@5243: 						for (list = WP(w, newgrf_add_d).list; *list != NULL; list = &(*list)->next) {
peter1138@5243: 							if ((*list)->grfid == src->grfid) {
peter1138@5243: 								ShowErrorMessage(INVALID_STRING_ID, STR_NEWGRF_DUPLICATE_GRFID, 0, 0);
peter1138@5243: 								return;
peter1138@5243: 							}
peter1138@5243: 						}
peter1138@5243: 
peter1138@5243: 						/* Copy GRF details from scanned list */
KUDr@5860: 						GRFConfig *c = CallocT<GRFConfig>(1);
peter1138@5237: 						*c = *src;
peter1138@5237: 						c->filename = strdup(src->filename);
rubidium@7279: 						if (src->name      != NULL) c->name      = strdup(src->name);
rubidium@7279: 						if (src->info      != NULL) c->info      = strdup(src->info);
peter1138@5237: 						c->next = NULL;
peter1138@5243: 
peter1138@5243: 						/* Append GRF config to configuration list */
peter1138@5243: 						*list = c;
peter1138@5237: 
peter1138@5237: 						DeleteWindowByClass(WC_SAVELOAD);
peter1138@5237: 						InvalidateWindowData(WC_GAME_OPTIONS, 0);
peter1138@5237: 					}
peter1138@5237: 					break;
peter1138@5237: 
belugas@6674: 				case 7: // Rescan list
peter1138@5237: 					WP(w, newgrf_add_d).sel = NULL;
peter1138@5237: 					ScanNewGRFFiles();
peter1138@5237: 					SetWindowDirty(w);
peter1138@5237: 					break;
peter1138@5237: 			}
peter1138@5237: 			break;
peter1138@5237: 	}
peter1138@5237: }
peter1138@5237: 
peter1138@5237: 
peter1138@5237: static const Widget _newgrf_add_dlg_widgets[] = {
peter1138@5237: {   WWT_CLOSEBOX,    RESIZE_NONE, 14,   0,  10,   0,  13, STR_00C5,                STR_018B_CLOSE_WINDOW },
peter1138@5237: {    WWT_CAPTION,   RESIZE_RIGHT, 14,  11, 306,   0,  13, STR_NEWGRF_ADD_CAPTION,  STR_018C_WINDOW_TITLE_DRAG_THIS },
peter1138@5237: 
peter1138@5237: /* List of files */
rubidium@7837: {      WWT_PANEL,      RESIZE_RB, 14,   0, 294,  14, 121, 0x0,                     STR_NULL },
rubidium@7837: {      WWT_INSET,      RESIZE_RB, 14,   2, 292,  16, 119, 0x0,                     STR_NULL },
rubidium@7837: {  WWT_SCROLLBAR,     RESIZE_LRB, 14, 295, 306,  14, 121, 0x0,                     STR_NULL },
peter1138@5237: 
peter1138@5237: /* NewGRF file info */
rubidium@7837: {      WWT_PANEL,     RESIZE_RTB, 14,   0, 306, 122, 224, 0x0,                     STR_NULL },
peter1138@5237: 
rubidium@7837: { WWT_PUSHTXTBTN,     RESIZE_RTB, 14,   0, 146, 225, 236, STR_NEWGRF_ADD_FILE,     STR_NEWGRF_ADD_FILE_TIP },
rubidium@7837: { WWT_PUSHTXTBTN,    RESIZE_LRTB, 14, 147, 294, 225, 236, STR_NEWGRF_RESCAN_FILES, STR_NEWGRF_RESCAN_FILES_TIP },
rubidium@7837: {  WWT_RESIZEBOX,    RESIZE_LRTB, 14, 295, 306, 225, 236, 0x0,                     STR_RESIZE_BUTTON },
peter1138@5237: {   WIDGETS_END },
peter1138@5237: };
peter1138@5237: 
peter1138@5237: 
peter1138@5237: static const WindowDesc _newgrf_add_dlg_desc = {
rubidium@7837: 	WDP_CENTER, WDP_CENTER, 307, 237, 307, 337,
rubidium@6144: 	WC_SAVELOAD, WC_NONE,
belugas@8515: 	WDF_STD_TOOLTIPS | WDF_DEF_WIDGET | WDF_STD_BTN | WDF_UNCLICK_BUTTONS | WDF_RESIZABLE,
peter1138@5237: 	_newgrf_add_dlg_widgets,
peter1138@5237: 	NewGRFAddDlgWndProc,
peter1138@5237: };
peter1138@5237: 
peter1138@5237: 
peter1138@5237: /* 'NewGRF Settings' dialogue */
rubidium@6574: struct newgrf_d {
Darkvater@5352: 	GRFConfig **orig_list; ///< grf list the window is shown with
Darkvater@5352: 	GRFConfig **list;      ///< temporary grf list to which changes are made
Darkvater@5352: 	GRFConfig *sel;        ///< selected grf item
Darkvater@5352: 	bool editable;         ///< is the window editable
Darkvater@5352: 	bool show_params;      ///< are the grf-parameters shown in the info-panel
Darkvater@5352: 	bool execute;          ///< on pressing 'apply changes' are grf changes applied immediately, or only list is updated
rubidium@6574: };
peter1138@5237: assert_compile(WINDOW_CUSTOM_SIZE >= sizeof(newgrf_d));
peter1138@5237: 
Darkvater@5352: 
Darkvater@5345: enum ShowNewGRFStateWidgets {
Darkvater@5345: 	SNGRFS_ADD = 3,
Darkvater@5345: 	SNGRFS_REMOVE,
Darkvater@5345: 	SNGRFS_MOVE_UP,
Darkvater@5345: 	SNGRFS_MOVE_DOWN,
Darkvater@5345: 	SNGRFS_FILE_LIST = 7,
Darkvater@5345: 	SNGRFS_NEWGRF_INFO = 9,
Darkvater@5345: 	SNGRFS_SET_PARAMETERS,
Darkvater@5352: 	SNGRFS_APPLY_CHANGES,
Darkvater@5345: };
peter1138@5237: 
Darkvater@5352: 
peter1138@5237: static void SetupNewGRFState(Window *w)
peter1138@5237: {
peter1138@5237: 	bool disable_all = WP(w, newgrf_d).sel == NULL || !WP(w, newgrf_d).editable;
peter1138@5237: 
rubidium@8493: 	w->SetWidgetDisabledState(3, !WP(w, newgrf_d).editable);
rubidium@8493: 	w->SetWidgetsDisabledState(disable_all,
Darkvater@5345: 		SNGRFS_REMOVE,
Darkvater@5345: 		SNGRFS_MOVE_UP,
Darkvater@5345: 		SNGRFS_MOVE_DOWN,
Darkvater@5345: 		WIDGET_LIST_END
Darkvater@5345: 	);
rubidium@8493: 	w->SetWidgetDisabledState(SNGRFS_SET_PARAMETERS, !WP(w, newgrf_d).show_params || disable_all);
peter1138@5237: 
peter1138@5237: 	if (!disable_all) {
peter1138@5237: 		/* All widgets are now enabled, so disable widgets we can't use */
rubidium@8493: 		if (WP(w, newgrf_d).sel == *WP(w, newgrf_d).list) w->DisableWidget(SNGRFS_MOVE_UP);
rubidium@8493: 		if (WP(w, newgrf_d).sel->next == NULL) w->DisableWidget(SNGRFS_MOVE_DOWN);
rubidium@8493: 		if (WP(w, newgrf_d).sel->IsOpenTTDBaseGRF()) w->DisableWidget(SNGRFS_REMOVE);
peter1138@5237: 	}
peter1138@5237: }
peter1138@5237: 
peter1138@5237: 
peter1138@5237: static void SetupNewGRFWindow(Window *w)
peter1138@5237: {
Darkvater@5345: 	const GRFConfig *c;
peter1138@5237: 	int i;
peter1138@5237: 
peter1138@5237: 	for (c = *WP(w, newgrf_d).list, i = 0; c != NULL; c = c->next, i++);
peter1138@5237: 
Darkvater@5345: 	w->vscroll.cap = (w->widget[SNGRFS_FILE_LIST].bottom - w->widget[SNGRFS_FILE_LIST].top) / 14 + 1;
peter1138@5237: 	SetVScrollCount(w, i);
rubidium@8493: 	w->SetWidgetDisabledState(SNGRFS_APPLY_CHANGES, !WP(w, newgrf_d).editable);
Darkvater@5352: }
Darkvater@5352: 
Darkvater@5352: 
Darkvater@5352: /** Callback function for the newgrf 'apply changes' confirmation window
belugas@6984:  * @param w Window which is calling this callback
belugas@6984:  * @param confirmed boolean value, true when yes was clicked, false otherwise
belugas@6984:  */
Darkvater@5669: static void NewGRFConfirmationCallback(Window *w, bool confirmed)
Darkvater@5352: {
Darkvater@5669: 	if (confirmed) {
Darkvater@5352: 		newgrf_d *nd = &WP(w, newgrf_d);
Darkvater@5886: 		GRFConfig *c;
Darkvater@5886: 		int i = 0;
Darkvater@5352: 
glx@7452: 		CopyGRFConfigList(nd->orig_list, *nd->list, false);
Darkvater@5352: 		ReloadNewGRFData();
Darkvater@5886: 
Darkvater@5886: 		/* Show new, updated list */
Darkvater@5886: 		for (c = *nd->list; c != NULL && c != nd->sel; c = c->next, i++);
glx@7452: 		CopyGRFConfigList(nd->list, *nd->orig_list, false);
Darkvater@5886: 		for (c = *nd->list; c != NULL && i > 0; c = c->next, i--);
Darkvater@5886: 		nd->sel = c;
Darkvater@5886: 
Darkvater@5886: 		SetWindowDirty(w);
Darkvater@5352: 	}
peter1138@5237: }
peter1138@5237: 
peter1138@5237: 
peter1138@5237: static void NewGRFWndProc(Window *w, WindowEvent *e)
peter1138@5237: {
peter1138@5237: 	switch (e->event) {
peter1138@5237: 		case WE_PAINT: {
Darkvater@5345: 			const GRFConfig *c;
peter1138@5237: 			int i, y;
peter1138@5237: 
peter1138@5237: 			SetupNewGRFState(w);
peter1138@5237: 
peter1138@5237: 			DrawWindowWidgets(w);
peter1138@5237: 
peter1138@5237: 			/* Draw NewGRF list */
Darkvater@5345: 			y = w->widget[SNGRFS_FILE_LIST].top;
peter1138@5237: 			for (c = *WP(w, newgrf_d).list, i = 0; c != NULL; c = c->next, i++) {
peter1138@5237: 				if (i >= w->vscroll.pos && i < w->vscroll.pos + w->vscroll.cap) {
tron@5889: 					const char *text = (c->name != NULL && !StrEmpty(c->name)) ? c->name : c->filename;
peter1138@5919: 					SpriteID pal;
belugas@8233: 					byte txtoffset;
peter1138@5237: 
peter1138@5237: 					/* Pick a colour */
maedhros@6555: 					switch (c->status) {
maedhros@6555: 						case GCS_NOT_FOUND:
maedhros@6555: 						case GCS_DISABLED:
maedhros@6555: 							pal = PALETTE_TO_RED;
maedhros@6555: 							break;
maedhros@6555: 						case GCS_ACTIVATED:
maedhros@6555: 							pal = PALETTE_TO_GREEN;
maedhros@6555: 							break;
maedhros@6555: 						default:
maedhros@6555: 							pal = PALETTE_TO_BLUE;
maedhros@6555: 							break;
maedhros@6555: 					}
maedhros@6555: 
rubidium@8275: 					/* Do not show a "not-failure" colour when it actually failed to load */
rubidium@8275: 					if (pal != PALETTE_TO_RED) {
skidd13@8424: 						if (HasBit(c->flags, GCF_STATIC)) {
rubidium@8275: 							pal = PALETTE_TO_GREY;
skidd13@8424: 						} else if (HasBit(c->flags, GCF_COMPATIBLE)) {
rubidium@8275: 							pal = PALETTE_TO_ORANGE;
rubidium@8275: 						}
peter1138@5237: 					}
peter1138@5237: 
peter1138@5919: 					DrawSprite(SPR_SQUARE, pal, 5, y + 2);
maedhros@6429: 					if (c->error != NULL) DrawSprite(SPR_WARNING_SIGN, 0, 20, y + 2);
belugas@8233: 					txtoffset = c->error != NULL ? 35 : 25;
belugas@8320: 					DoDrawStringTruncated(text, txtoffset, y + 3, WP(w, newgrf_d).sel == c ? TC_WHITE : TC_BLACK, w->width - txtoffset - 10);
peter1138@5237: 					y += 14;
peter1138@5237: 				}
peter1138@5237: 			}
peter1138@5237: 
peter1138@5237: 			if (WP(w, newgrf_d).sel != NULL) {
peter1138@5237: 				/* Draw NewGRF file info */
Darkvater@5345: 				const Widget *wi = &w->widget[SNGRFS_NEWGRF_INFO];
maedhros@6703: 				ShowNewGRFInfo(WP(w, newgrf_d).sel, wi->left + 2, wi->top + 2, wi->right - wi->left - 2, wi->bottom, WP(w, newgrf_d).show_params);
peter1138@5237: 			}
peter1138@5237: 
peter1138@5237: 			break;
peter1138@5237: 		}
peter1138@5237: 
peter1138@5241: 		case WE_INVALIDATE_DATA:
peter1138@5241: 			SetupNewGRFWindow(w);
peter1138@5241: 			break;
peter1138@5241: 
peter1138@5237: 		case WE_CLICK:
peter1138@5237: 			switch (e->we.click.widget) {
belugas@6674: 				case SNGRFS_ADD: { // Add GRF
peter1138@5237: 					GRFConfig **list = WP(w, newgrf_d).list;
peter1138@5237: 					Window *w;
peter1138@5237: 
peter1138@5237: 					DeleteWindowByClass(WC_SAVELOAD);
peter1138@5237: 					w = AllocateWindowDesc(&_newgrf_add_dlg_desc);
peter1138@5237: 					w->resize.step_height = 10;
peter1138@5237: 
peter1138@5237: 					WP(w, newgrf_add_d).list = list;
peter1138@5237: 					break;
peter1138@5237: 				}
peter1138@5237: 
belugas@6674: 				case SNGRFS_REMOVE: { // Remove GRF
peter1138@5248: 					GRFConfig **pc, *c, *newsel;
peter1138@5248: 
peter1138@5248: 					/* Choose the next GRF file to be the selected file */
peter1138@5248: 					newsel = WP(w, newgrf_d).sel->next;
peter1138@5248: 
peter1138@5237: 					for (pc = WP(w, newgrf_d).list; (c = *pc) != NULL; pc = &c->next) {
peter1138@5248: 						/* If the new selection is empty (i.e. we're deleting the last item
peter1138@5248: 						 * in the list, pick the file just before the selected file */
peter1138@5248: 						if (newsel == NULL && c->next == WP(w, newgrf_d).sel) newsel = c;
peter1138@5248: 
peter1138@5237: 						if (c == WP(w, newgrf_d).sel) {
peter1138@5237: 							*pc = c->next;
peter1138@5237: 							free(c);
peter1138@5237: 							break;
peter1138@5237: 						}
peter1138@5237: 					}
peter1138@5248: 
peter1138@5248: 					WP(w, newgrf_d).sel = newsel;
peter1138@5237: 					SetupNewGRFWindow(w);
peter1138@5237: 					SetWindowDirty(w);
peter1138@5237: 					break;
peter1138@5237: 				}
peter1138@5237: 
belugas@6674: 				case SNGRFS_MOVE_UP: { // Move GRF up
peter1138@5237: 					GRFConfig **pc, *c;
peter1138@5237: 					if (WP(w, newgrf_d).sel == NULL) break;
peter1138@5237: 
peter1138@5237: 					for (pc = WP(w, newgrf_d).list; (c = *pc) != NULL; pc = &c->next) {
peter1138@5237: 						if (c->next == WP(w, newgrf_d).sel) {
peter1138@5237: 							c->next = WP(w, newgrf_d).sel->next;
peter1138@5237: 							WP(w, newgrf_d).sel->next = c;
peter1138@5237: 							*pc = WP(w, newgrf_d).sel;
peter1138@5237: 							break;
peter1138@5237: 						}
peter1138@5237: 					}
peter1138@5237: 					SetWindowDirty(w);
peter1138@5237: 					break;
peter1138@5237: 				}
peter1138@5237: 
belugas@6674: 				case SNGRFS_MOVE_DOWN: { // Move GRF down
peter1138@5237: 					GRFConfig **pc, *c;
peter1138@5237: 					if (WP(w, newgrf_d).sel == NULL) break;
peter1138@5237: 
peter1138@5237: 					for (pc = WP(w, newgrf_d).list; (c = *pc) != NULL; pc = &c->next) {
peter1138@5237: 						if (c == WP(w, newgrf_d).sel) {
peter1138@5237: 							*pc = c->next;
peter1138@5237: 							c->next = c->next->next;
peter1138@5237: 							(*pc)->next = c;
peter1138@5237: 							break;
peter1138@5237: 						}
peter1138@5237: 					}
peter1138@5237: 					SetWindowDirty(w);
peter1138@5237: 					break;
peter1138@5237: 				}
peter1138@5237: 
belugas@6674: 				case SNGRFS_FILE_LIST: { // Select a GRF
peter1138@5237: 					GRFConfig *c;
Darkvater@5345: 					uint i = (e->we.click.pt.y - w->widget[SNGRFS_FILE_LIST].top) / 14 + w->vscroll.pos;
peter1138@5237: 
peter1138@5237: 					for (c = *WP(w, newgrf_d).list; c != NULL && i > 0; c = c->next, i--);
peter1138@5237: 					WP(w, newgrf_d).sel = c;
peter1138@5237: 
peter1138@5237: 					SetWindowDirty(w);
peter1138@5237: 					break;
peter1138@5237: 				}
peter1138@5237: 
belugas@6674: 				case SNGRFS_APPLY_CHANGES: // Apply changes made to GRF list
Darkvater@5352: 					if (WP(w, newgrf_d).execute) {
Darkvater@5352: 						ShowQuery(
Darkvater@5352: 							STR_POPUP_CAUTION_CAPTION,
Darkvater@5352: 							STR_NEWGRF_CONFIRMATION_TEXT,
Darkvater@5669: 							w,
Darkvater@5669: 							NewGRFConfirmationCallback
Darkvater@5352: 						);
Darkvater@5352: 					} else {
glx@7452: 						CopyGRFConfigList(WP(w, newgrf_d).orig_list, *WP(w, newgrf_d).list, true);
glx@7452: 						ResetGRFConfig(false);
glx@7452: 						ReloadNewGRFData();
Darkvater@5352: 					}
Darkvater@5352: 					break;
Darkvater@5352: 
belugas@6674: 				case SNGRFS_SET_PARAMETERS: { // Edit parameters
peter1138@5237: 					char buff[512];
peter1138@5237: 					if (WP(w, newgrf_d).sel == NULL) break;
peter1138@5237: 
peter1138@5308: 					GRFBuildParamList(buff, WP(w, newgrf_d).sel, lastof(buff));
Darkvater@5682: 					ShowQueryString(BindCString(buff), STR_NEWGRF_PARAMETER_QUERY, 63, 250, w, CS_ALPHANUMERAL);
peter1138@5237: 					break;
peter1138@5237: 				}
peter1138@5237: 			}
peter1138@5237: 			break;
peter1138@5237: 
peter1138@5237: 		case WE_ON_EDIT_TEXT:
peter1138@5237: 			if (e->we.edittext.str != NULL) {
peter1138@5237: 				/* Parse our new "int list" */
peter1138@5237: 				GRFConfig *c = WP(w, newgrf_d).sel;
peter1138@5237: 				c->num_params = parse_intlist(e->we.edittext.str, (int*)c->param, lengthof(c->param));
peter1138@5237: 
peter1138@5237: 				/* parse_intlist returns -1 on error */
peter1138@5237: 				if (c->num_params == (byte)-1) c->num_params = 0;
peter1138@5237: 			}
peter1138@5237: 			SetWindowDirty(w);
peter1138@5237: 			break;
peter1138@5237: 
Darkvater@5352: 		case WE_DESTROY:
Darkvater@6492: 			if (!WP(w, newgrf_d).execute) {
glx@7452: 				CopyGRFConfigList(WP(w, newgrf_d).orig_list, *WP(w, newgrf_d).list, true);
glx@7452: 				ResetGRFConfig(false);
glx@7452: 				ReloadNewGRFData();
Darkvater@6492: 			}
Darkvater@5352: 			/* Remove the temporary copy of grf-list used in window */
Darkvater@5352: 			ClearGRFConfigList(WP(w, newgrf_d).list);
Darkvater@5352: 			break;
Darkvater@5352: 
peter1138@5237: 		case WE_RESIZE:
peter1138@5237: 			w->vscroll.cap += e->we.sizing.diff.y / 14;
Darkvater@5345: 			w->widget[SNGRFS_FILE_LIST].data = (w->vscroll.cap << 8) + 1;
rubidium@8176: 			SetupNewGRFWindow(w);
peter1138@5237: 			break;
peter1138@5237: 	}
peter1138@5237: }
peter1138@5237: 
peter1138@5237: 
peter1138@5237: static const Widget _newgrf_widgets[] = {
peter1138@5237: {   WWT_CLOSEBOX,  RESIZE_NONE, 10,   0,  10,   0,  13, STR_00C5,                    STR_018B_CLOSE_WINDOW },
peter1138@5237: {    WWT_CAPTION, RESIZE_RIGHT, 10,  11, 299,   0,  13, STR_NEWGRF_SETTINGS_CAPTION, STR_018C_WINDOW_TITLE_DRAG_THIS },
peter1138@5237: 
peter1138@5237: /* NewGRF file Add, Remove, Move up, Move down */
Darkvater@5345: {      WWT_PANEL, RESIZE_RIGHT, 10,   0, 299,  14,  29, STR_NULL,                    STR_NULL },
peter1138@5237: { WWT_PUSHTXTBTN,  RESIZE_NONE,  3,  10,  79,  16,  27, STR_NEWGRF_ADD,              STR_NEWGRF_ADD_TIP },
peter1138@5237: { WWT_PUSHTXTBTN,  RESIZE_NONE,  3,  80, 149,  16,  27, STR_NEWGRF_REMOVE,           STR_NEWGRF_REMOVE_TIP },
peter1138@5237: { WWT_PUSHTXTBTN,  RESIZE_NONE,  3, 150, 219,  16,  27, STR_NEWGRF_MOVEUP,           STR_NEWGRF_MOVEUP_TIP },
peter1138@5237: { WWT_PUSHTXTBTN,  RESIZE_NONE,  3, 220, 289,  16,  27, STR_NEWGRF_MOVEDOWN,         STR_NEWGRF_MOVEDOWN_TIP },
peter1138@5237: 
peter1138@5237: /* NewGRF file list */
peter1138@5237: {     WWT_MATRIX,    RESIZE_RB, 10,   0, 287,  30,  99, 0x501,                       STR_NEWGRF_FILE_TIP },
peter1138@5237: {  WWT_SCROLLBAR,   RESIZE_LRB, 10, 288, 299,  30,  99, 0x0,                         STR_0190_SCROLL_BAR_SCROLLS_LIST },
peter1138@5237: 
peter1138@5237: /* NewGRF file info */
rubidium@5552: {      WWT_PANEL,   RESIZE_RTB, 10,   0, 299, 100, 212, STR_NULL,                    STR_NULL },
peter1138@5237: 
Darkvater@5352: /* Edit parameter and apply changes button... */
rubidium@5552: { WWT_PUSHTXTBTN,    RESIZE_TB, 10,   0, 143, 213, 224, STR_NEWGRF_SET_PARAMETERS,   STR_NULL },
rubidium@5552: { WWT_PUSHTXTBTN,   RESIZE_RTB, 10, 144, 287, 213, 224, STR_NEWGRF_APPLY_CHANGES,    STR_NULL },
Darkvater@5352: 
rubidium@5552: {  WWT_RESIZEBOX,  RESIZE_LRTB, 10, 288, 299, 213, 224, 0x0,                         STR_RESIZE_BUTTON },
peter1138@5237: 
peter1138@5237: { WIDGETS_END },
peter1138@5237: };
peter1138@5237: 
peter1138@5237: 
peter1138@5237: static const WindowDesc _newgrf_desc = {
rubidium@7837: 	WDP_CENTER, WDP_CENTER, 300, 225, 300, 225,
rubidium@6144: 	WC_GAME_OPTIONS, WC_NONE,
peter1138@5237: 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_RESIZABLE,
peter1138@5237: 	_newgrf_widgets,
peter1138@5237: 	NewGRFWndProc,
peter1138@5237: };
peter1138@5237: 
peter1138@5237: 
Darkvater@5352: /** Setup the NewGRF gui
Darkvater@5352:  * @param editable allow the user to make changes to the grfconfig in the window
Darkvater@5352:  * @param show_params show information about what parameters are set for the grf files
Darkvater@5352:  * @param exec_changes if changes are made to the list (editable is true), apply these
Darkvater@5352:  *        changes immediately or only update the list
Darkvater@5352:  * @param config pointer to a linked-list of grfconfig's that will be shown */
Darkvater@5352: void ShowNewGRFSettings(bool editable, bool show_params, bool exec_changes, GRFConfig **config)
peter1138@5237: {
Darkvater@5352: 	static GRFConfig *local = NULL;
peter1138@5237: 	Window *w;
peter1138@5237: 
peter1138@5237: 	DeleteWindowByClass(WC_GAME_OPTIONS);
peter1138@5237: 	w = AllocateWindowDesc(&_newgrf_desc);
peter1138@5237: 	if (w == NULL) return;
peter1138@5237: 
peter1138@5237: 	w->resize.step_height = 14;
glx@7452: 	CopyGRFConfigList(&local, *config, false);
peter1138@5237: 
peter1138@5237: 	/* Clear selections */
peter1138@5237: 	WP(w, newgrf_d).sel         = NULL;
Darkvater@5352: 	WP(w, newgrf_d).list        = &local;
Darkvater@5352: 	WP(w, newgrf_d).orig_list   = config;
peter1138@5237: 	WP(w, newgrf_d).editable    = editable;
Darkvater@5352: 	WP(w, newgrf_d).execute     = exec_changes;
peter1138@5237: 	WP(w, newgrf_d).show_params = show_params;
peter1138@5237: 
peter1138@5237: 	SetupNewGRFWindow(w);
peter1138@5237: }