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OpenTTD/src/newgrf_gui.cpp

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/* $Id$ */
#include "stdafx.h"
#include "openttd.h"
#include "functions.h"
#include "variables.h"
#include "gfx.h"
#include "gui.h"
#include "window.h"
#include "table/strings.h"
#include "table/sprites.h"
#include "newgrf.h"
#include "newgrf_config.h"
#include "helpers.hpp"
/** Parse an integerlist string and set each found value
* @param p the string to be parsed. Each element in the list is seperated by a
* comma or a space character
* @param items pointer to the integerlist-array that will be filled with values
* @param maxitems the maximum number of elements the integerlist-array has
* @return returns the number of items found, or -1 on an error */
static int parse_intlist(const char *p, int *items, int maxitems)
{
int n = 0, v;
char *end;
for (;;) {
v = strtol(p, &end, 0);
if (p == end || n == maxitems) return -1;
p = end;
items[n++] = v;
if (*p == '\0') break;
if (*p != ',' && *p != ' ') return -1;
p++;
}
return n;
}
static void ShowNewGRFInfo(const GRFConfig *c, uint x, uint y, uint w, bool show_params)
{
char buff[256];
/* Draw filename or not if it is not known (GRF sent over internet) */
if (c->filename != NULL) {
SetDParamStr(0, c->filename);
y += DrawStringMultiLine(x, y, STR_NEWGRF_FILENAME, w);
}
/* Prepare and draw GRF ID */
snprintf(buff, lengthof(buff), "%08X", BSWAP32(c->grfid));
SetDParamStr(0, buff);
y += DrawStringMultiLine(x, y, STR_NEWGRF_GRF_ID, w);
/* Prepare and draw MD5 sum */
md5sumToString(buff, lastof(buff), c->md5sum);
SetDParamStr(0, buff);
y += DrawStringMultiLine(x, y, STR_NEWGRF_MD5SUM, w);
/* Show GRF parameter list */
if (show_params) {
if (c->num_params > 0) {
GRFBuildParamList(buff, c, lastof(buff));
SetDParamStr(0, buff);
} else {
SetDParam(0, STR_01A9_NONE);
}
y += DrawStringMultiLine(x, y, STR_NEWGRF_PARAMETER, w);
}
/* Show flags */
if (HASBIT(c->flags, GCF_NOT_FOUND)) y += DrawStringMultiLine(x, y, STR_NEWGRF_NOT_FOUND, w);
if (HASBIT(c->flags, GCF_DISABLED)) y += DrawStringMultiLine(x, y, STR_NEWGRF_DISABLED, w);
if (HASBIT(c->flags, GCF_COMPATIBLE)) y += DrawStringMultiLine(x, y, STR_NEWGRF_COMPATIBLE_LOADED, w);
/* Draw GRF info if it exists */
if (c->info != NULL && !StrEmpty(c->info)) {
SetDParamStr(0, c->info);
y += DrawStringMultiLine(x, y, STR_02BD, w);
} else {
y += DrawStringMultiLine(x, y, STR_NEWGRF_NO_INFO, w);
}
}
/* Dialogue for adding NewGRF files to the selection */
typedef struct newgrf_add_d {
GRFConfig **list;
const GRFConfig *sel;
} newgrf_add_d;
static void NewGRFAddDlgWndProc(Window *w, WindowEvent *e)
{
switch (e->event) {
case WE_PAINT: {
const GRFConfig *c;
int y;
int n = 0;
/* Count the number of GRFs */
for (c = _all_grfs; c != NULL; c = c->next) n++;
w->vscroll.cap = (w->widget[3].bottom - w->widget[3].top) / 10;
SetVScrollCount(w, n);
SetWindowWidgetDisabledState(w, 6, WP(w, newgrf_add_d).sel == NULL);
DrawWindowWidgets(w);
GfxFillRect(w->widget[3].left + 1, w->widget[3].top + 1, w->widget[3].right, w->widget[3].bottom, 0xD7);
n = 0;
y = w->widget[3].top + 1;
for (c = _all_grfs; c != NULL; c = c->next) {
if (n >= w->vscroll.pos && n < w->vscroll.pos + w->vscroll.cap) {
bool h = c == WP(w, newgrf_add_d).sel;
const char *text = (c->name != NULL && !StrEmpty(c->name)) ? c->name : c->filename;
/* Draw selection background */
if (h) GfxFillRect(3, y, w->width - 15, y + 9, 156);
DoDrawStringTruncated(text, 4, y, h ? 0xC : 0x6, w->width - 18);
y += 10;
}
n++;
}
if (WP(w, newgrf_add_d).sel != NULL) {
const Widget *wi = &w->widget[5];
ShowNewGRFInfo(WP(w, newgrf_add_d).sel, wi->left + 2, wi->top + 2, wi->right - wi->left - 2, false);
}
break;
}
case WE_CLICK:
switch (e->we.click.widget) {
case 3: {
// Get row...
const GRFConfig *c;
uint i = (e->we.click.pt.y - w->widget[3].top) / 10 + w->vscroll.pos;
for (c = _all_grfs; c != NULL && i > 0; c = c->next, i--);
WP(w, newgrf_add_d).sel = c;
SetWindowDirty(w);
break;
}
case 6: /* Add selection to list */
if (WP(w, newgrf_add_d).sel != NULL) {
const GRFConfig *src = WP(w, newgrf_add_d).sel;
GRFConfig **list;
/* Find last entry in the list, checking for duplicate grfid on the way */
for (list = WP(w, newgrf_add_d).list; *list != NULL; list = &(*list)->next) {
if ((*list)->grfid == src->grfid) {
ShowErrorMessage(INVALID_STRING_ID, STR_NEWGRF_DUPLICATE_GRFID, 0, 0);
return;
}
}
/* Copy GRF details from scanned list */
GRFConfig *c = CallocT<GRFConfig>(1);
*c = *src;
c->filename = strdup(src->filename);
if (src->name != NULL) c->name = strdup(src->name);
if (src->info != NULL) c->info = strdup(src->info);
c->next = NULL;
/* Append GRF config to configuration list */
*list = c;
DeleteWindowByClass(WC_SAVELOAD);
InvalidateWindowData(WC_GAME_OPTIONS, 0);
}
break;
case 7: /* Rescan list */
WP(w, newgrf_add_d).sel = NULL;
ScanNewGRFFiles();
SetWindowDirty(w);
break;
}
break;
}
}
static const Widget _newgrf_add_dlg_widgets[] = {
{ WWT_CLOSEBOX, RESIZE_NONE, 14, 0, 10, 0, 13, STR_00C5, STR_018B_CLOSE_WINDOW },
{ WWT_CAPTION, RESIZE_RIGHT, 14, 11, 306, 0, 13, STR_NEWGRF_ADD_CAPTION, STR_018C_WINDOW_TITLE_DRAG_THIS },
/* List of files */
{ WWT_PANEL, RESIZE_RB, 14, 0, 294, 14, 221, 0x0, STR_NULL },
{ WWT_INSET, RESIZE_RB, 14, 2, 292, 16, 219, 0x0, STR_NULL },
{ WWT_SCROLLBAR, RESIZE_LRB, 14, 295, 306, 14, 221, 0x0, STR_NULL },
/* NewGRF file info */
{ WWT_PANEL, RESIZE_RTB, 14, 0, 306, 222, 324, 0x0, STR_NULL },
{ WWT_PUSHTXTBTN, RESIZE_RTB, 14, 0, 146, 325, 336, STR_NEWGRF_ADD_FILE, STR_NEWGRF_ADD_FILE_TIP },
{ WWT_PUSHTXTBTN, RESIZE_LRTB, 14, 147, 294, 325, 336, STR_NEWGRF_RESCAN_FILES, STR_NEWGRF_RESCAN_FILES_TIP },
{ WWT_RESIZEBOX, RESIZE_LRTB, 14, 295, 306, 325, 336, 0x0, STR_RESIZE_BUTTON },
{ WIDGETS_END },
};
static const WindowDesc _newgrf_add_dlg_desc = {
WDP_CENTER, WDP_CENTER, 307, 337,
WC_SAVELOAD, WC_NONE,
WDF_STD_TOOLTIPS | WDF_DEF_WIDGET | WDF_STD_BTN | WDF_UNCLICK_BUTTONS | WDF_RESIZABLE,
_newgrf_add_dlg_widgets,
NewGRFAddDlgWndProc,
};
/* 'NewGRF Settings' dialogue */
typedef struct newgrf_d {
GRFConfig **orig_list; ///< grf list the window is shown with
GRFConfig **list; ///< temporary grf list to which changes are made
GRFConfig *sel; ///< selected grf item
bool editable; ///< is the window editable
bool show_params; ///< are the grf-parameters shown in the info-panel
bool execute; ///< on pressing 'apply changes' are grf changes applied immediately, or only list is updated
} newgrf_d;
assert_compile(WINDOW_CUSTOM_SIZE >= sizeof(newgrf_d));
enum ShowNewGRFStateWidgets {
SNGRFS_ADD = 3,
SNGRFS_REMOVE,
SNGRFS_MOVE_UP,
SNGRFS_MOVE_DOWN,
SNGRFS_FILE_LIST = 7,
SNGRFS_NEWGRF_INFO = 9,
SNGRFS_SET_PARAMETERS,
SNGRFS_APPLY_CHANGES,
};
static void SetupNewGRFState(Window *w)
{
bool disable_all = WP(w, newgrf_d).sel == NULL || !WP(w, newgrf_d).editable;
SetWindowWidgetDisabledState(w, 3, !WP(w, newgrf_d).editable);
SetWindowWidgetsDisabledState(w, disable_all,
SNGRFS_REMOVE,
SNGRFS_MOVE_UP,
SNGRFS_MOVE_DOWN,
WIDGET_LIST_END
);
SetWindowWidgetDisabledState(w, SNGRFS_SET_PARAMETERS, !WP(w, newgrf_d).show_params || disable_all);
if (!disable_all) {
/* All widgets are now enabled, so disable widgets we can't use */
if (WP(w, newgrf_d).sel == *WP(w, newgrf_d).list) DisableWindowWidget(w, SNGRFS_MOVE_UP);
if (WP(w, newgrf_d).sel->next == NULL) DisableWindowWidget(w, SNGRFS_MOVE_DOWN);
}
}
static void SetupNewGRFWindow(Window *w)
{
const GRFConfig *c;
int i;
for (c = *WP(w, newgrf_d).list, i = 0; c != NULL; c = c->next, i++);
w->vscroll.cap = (w->widget[SNGRFS_FILE_LIST].bottom - w->widget[SNGRFS_FILE_LIST].top) / 14 + 1;
SetVScrollCount(w, i);
SetWindowWidgetDisabledState(w, SNGRFS_APPLY_CHANGES, !WP(w, newgrf_d).editable);
}
/** Callback function for the newgrf 'apply changes' confirmation window
* @param yes_clicked boolean value, true when yes was clicked, false otherwise */
static void NewGRFConfirmationCallback(Window *w, bool confirmed)
{
if (confirmed) {
newgrf_d *nd = &WP(w, newgrf_d);
GRFConfig *c;
int i = 0;
CopyGRFConfigList(nd->orig_list, *nd->list);
ReloadNewGRFData();
/* Show new, updated list */
for (c = *nd->list; c != NULL && c != nd->sel; c = c->next, i++);
CopyGRFConfigList(nd->list, *nd->orig_list);
for (c = *nd->list; c != NULL && i > 0; c = c->next, i--);
nd->sel = c;
SetWindowDirty(w);
}
}
static void NewGRFWndProc(Window *w, WindowEvent *e)
{
switch (e->event) {
case WE_PAINT: {
const GRFConfig *c;
int i, y;
SetupNewGRFState(w);
DrawWindowWidgets(w);
/* Draw NewGRF list */
y = w->widget[SNGRFS_FILE_LIST].top;
for (c = *WP(w, newgrf_d).list, i = 0; c != NULL; c = c->next, i++) {
if (i >= w->vscroll.pos && i < w->vscroll.pos + w->vscroll.cap) {
const char *text = (c->name != NULL && !StrEmpty(c->name)) ? c->name : c->filename;
SpriteID pal;
/* Pick a colour */
if (HASBIT(c->flags, GCF_NOT_FOUND) || HASBIT(c->flags, GCF_DISABLED)) {
pal = PALETTE_TO_RED;
} else if (HASBIT(c->flags, GCF_STATIC)) {
pal = PALETTE_TO_GREY;
} else if (HASBIT(c->flags, GCF_COMPATIBLE)) {
pal = PALETTE_TO_ORANGE;
} else if (HASBIT(c->flags, GCF_ACTIVATED)) {
pal = PALETTE_TO_GREEN;
} else {
pal = PALETTE_TO_BLUE;
}
DrawSprite(SPR_SQUARE, pal, 5, y + 2);
DoDrawString(text, 25, y + 3, WP(w, newgrf_d).sel == c ? 0xC : 0x10);
y += 14;
}
}
if (WP(w, newgrf_d).sel != NULL) {
/* Draw NewGRF file info */
const Widget *wi = &w->widget[SNGRFS_NEWGRF_INFO];
ShowNewGRFInfo(WP(w, newgrf_d).sel, wi->left + 2, wi->top + 2, wi->right - wi->left - 2, WP(w, newgrf_d).show_params);
}
break;
}
case WE_INVALIDATE_DATA:
SetupNewGRFWindow(w);
break;
case WE_CLICK:
switch (e->we.click.widget) {
case SNGRFS_ADD: { /* Add GRF */
GRFConfig **list = WP(w, newgrf_d).list;
Window *w;
DeleteWindowByClass(WC_SAVELOAD);
w = AllocateWindowDesc(&_newgrf_add_dlg_desc);
w->resize.step_height = 10;
WP(w, newgrf_add_d).list = list;
break;
}
case SNGRFS_REMOVE: { /* Remove GRF */
GRFConfig **pc, *c, *newsel;
/* Choose the next GRF file to be the selected file */
newsel = WP(w, newgrf_d).sel->next;
for (pc = WP(w, newgrf_d).list; (c = *pc) != NULL; pc = &c->next) {
/* If the new selection is empty (i.e. we're deleting the last item
* in the list, pick the file just before the selected file */
if (newsel == NULL && c->next == WP(w, newgrf_d).sel) newsel = c;
if (c == WP(w, newgrf_d).sel) {
*pc = c->next;
free(c);
break;
}
}
WP(w, newgrf_d).sel = newsel;
SetupNewGRFWindow(w);
SetWindowDirty(w);
break;
}
case SNGRFS_MOVE_UP: { /* Move GRF up */
GRFConfig **pc, *c;
if (WP(w, newgrf_d).sel == NULL) break;
for (pc = WP(w, newgrf_d).list; (c = *pc) != NULL; pc = &c->next) {
if (c->next == WP(w, newgrf_d).sel) {
c->next = WP(w, newgrf_d).sel->next;
WP(w, newgrf_d).sel->next = c;
*pc = WP(w, newgrf_d).sel;
break;
}
}
SetWindowDirty(w);
break;
}
case SNGRFS_MOVE_DOWN: { /* Move GRF down */
GRFConfig **pc, *c;
if (WP(w, newgrf_d).sel == NULL) break;
for (pc = WP(w, newgrf_d).list; (c = *pc) != NULL; pc = &c->next) {
if (c == WP(w, newgrf_d).sel) {
*pc = c->next;
c->next = c->next->next;
(*pc)->next = c;
break;
}
}
SetWindowDirty(w);
break;
}
case SNGRFS_FILE_LIST: { /* Select a GRF */
GRFConfig *c;
uint i = (e->we.click.pt.y - w->widget[SNGRFS_FILE_LIST].top) / 14 + w->vscroll.pos;
for (c = *WP(w, newgrf_d).list; c != NULL && i > 0; c = c->next, i--);
WP(w, newgrf_d).sel = c;
SetWindowDirty(w);
break;
}
case SNGRFS_APPLY_CHANGES: /* Apply changes made to GRF list */
if (WP(w, newgrf_d).execute) {
ShowQuery(
STR_POPUP_CAUTION_CAPTION,
STR_NEWGRF_CONFIRMATION_TEXT,
w,
NewGRFConfirmationCallback
);
} else {
CopyGRFConfigList(WP(w, newgrf_d).orig_list, *WP(w, newgrf_d).list);
}
break;
case SNGRFS_SET_PARAMETERS: { /* Edit parameters */
char buff[512];
if (WP(w, newgrf_d).sel == NULL) break;
GRFBuildParamList(buff, WP(w, newgrf_d).sel, lastof(buff));
ShowQueryString(BindCString(buff), STR_NEWGRF_PARAMETER_QUERY, 63, 250, w, CS_ALPHANUMERAL);
break;
}
}
break;
case WE_ON_EDIT_TEXT:
if (e->we.edittext.str != NULL) {
/* Parse our new "int list" */
GRFConfig *c = WP(w, newgrf_d).sel;
c->num_params = parse_intlist(e->we.edittext.str, (int*)c->param, lengthof(c->param));
/* parse_intlist returns -1 on error */
if (c->num_params == (byte)-1) c->num_params = 0;
}
SetWindowDirty(w);
break;
case WE_DESTROY:
/* Remove the temporary copy of grf-list used in window */
ClearGRFConfigList(WP(w, newgrf_d).list);
break;
case WE_RESIZE:
w->vscroll.cap += e->we.sizing.diff.y / 14;
w->widget[SNGRFS_FILE_LIST].data = (w->vscroll.cap << 8) + 1;
break;
}
}
static const Widget _newgrf_widgets[] = {
{ WWT_CLOSEBOX, RESIZE_NONE, 10, 0, 10, 0, 13, STR_00C5, STR_018B_CLOSE_WINDOW },
{ WWT_CAPTION, RESIZE_RIGHT, 10, 11, 299, 0, 13, STR_NEWGRF_SETTINGS_CAPTION, STR_018C_WINDOW_TITLE_DRAG_THIS },
/* NewGRF file Add, Remove, Move up, Move down */
{ WWT_PANEL, RESIZE_RIGHT, 10, 0, 299, 14, 29, STR_NULL, STR_NULL },
{ WWT_PUSHTXTBTN, RESIZE_NONE, 3, 10, 79, 16, 27, STR_NEWGRF_ADD, STR_NEWGRF_ADD_TIP },
{ WWT_PUSHTXTBTN, RESIZE_NONE, 3, 80, 149, 16, 27, STR_NEWGRF_REMOVE, STR_NEWGRF_REMOVE_TIP },
{ WWT_PUSHTXTBTN, RESIZE_NONE, 3, 150, 219, 16, 27, STR_NEWGRF_MOVEUP, STR_NEWGRF_MOVEUP_TIP },
{ WWT_PUSHTXTBTN, RESIZE_NONE, 3, 220, 289, 16, 27, STR_NEWGRF_MOVEDOWN, STR_NEWGRF_MOVEDOWN_TIP },
/* NewGRF file list */
{ WWT_MATRIX, RESIZE_RB, 10, 0, 287, 30, 99, 0x501, STR_NEWGRF_FILE_TIP },
{ WWT_SCROLLBAR, RESIZE_LRB, 10, 288, 299, 30, 99, 0x0, STR_0190_SCROLL_BAR_SCROLLS_LIST },
/* NewGRF file info */
{ WWT_PANEL, RESIZE_RTB, 10, 0, 299, 100, 212, STR_NULL, STR_NULL },
/* Edit parameter and apply changes button... */
{ WWT_PUSHTXTBTN, RESIZE_TB, 10, 0, 143, 213, 224, STR_NEWGRF_SET_PARAMETERS, STR_NULL },
{ WWT_PUSHTXTBTN, RESIZE_RTB, 10, 144, 287, 213, 224, STR_NEWGRF_APPLY_CHANGES, STR_NULL },
{ WWT_RESIZEBOX, RESIZE_LRTB, 10, 288, 299, 213, 224, 0x0, STR_RESIZE_BUTTON },
{ WIDGETS_END },
};
static const WindowDesc _newgrf_desc = {
WDP_CENTER, WDP_CENTER, 300, 225,
WC_GAME_OPTIONS, WC_NONE,
WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_RESIZABLE,
_newgrf_widgets,
NewGRFWndProc,
};
/** Setup the NewGRF gui
* @param editable allow the user to make changes to the grfconfig in the window
* @param show_params show information about what parameters are set for the grf files
* @param exec_changes if changes are made to the list (editable is true), apply these
* changes immediately or only update the list
* @param config pointer to a linked-list of grfconfig's that will be shown */
void ShowNewGRFSettings(bool editable, bool show_params, bool exec_changes, GRFConfig **config)
{
static GRFConfig *local = NULL;
Window *w;
DeleteWindowByClass(WC_GAME_OPTIONS);
w = AllocateWindowDesc(&_newgrf_desc);
if (w == NULL) return;
w->resize.step_height = 14;
CopyGRFConfigList(&local, *config);
/* Clear selections */
WP(w, newgrf_d).sel = NULL;
WP(w, newgrf_d).list = &local;
WP(w, newgrf_d).orig_list = config;
WP(w, newgrf_d).editable = editable;
WP(w, newgrf_d).execute = exec_changes;
WP(w, newgrf_d).show_params = show_params;
SetupNewGRFWindow(w);
}
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