git.distorted.org.uk Git - u/mdw/putty/blob - winctrls.c

   1 /*
   2  * winctrls.c: routines to self-manage the controls in a dialog
   3  * box.
   4  */
   5
   6 #include <windows.h>
   7 #include <commctrl.h>
   8
   9 #include "winstuff.h"
  10
  11 #define GAPBETWEEN 3
  12 #define GAPWITHIN 1
  13 #define GAPXBOX 7
  14 #define GAPYBOX 4
  15 #define DLGWIDTH 168
  16 #define STATICHEIGHT 8
  17 #define CHECKBOXHEIGHT 8
  18 #define RADIOHEIGHT 8
  19 #define EDITHEIGHT 12
  20 #define COMBOHEIGHT 12
  21 #define PUSHBTNHEIGHT 14
  22 #define PROGBARHEIGHT 14
  23
  24 void ctlposinit(struct ctlpos *cp, HWND hwnd,
  25                 int leftborder, int rightborder, int topborder) {
  26     RECT r, r2;
  27     cp->hwnd = hwnd;
  28     cp->font = SendMessage(hwnd, WM_GETFONT, 0, 0);
  29     cp->ypos = topborder;
  30     GetClientRect(hwnd, &r);
  31     r2.left = r2.top = 0;
  32     r2.right = 4;
  33     r2.bottom = 8;
  34     MapDialogRect(hwnd, &r2);
  35     cp->dlu4inpix = r2.right;
  36     cp->width = (r.right * 4) / (r2.right) - 2*GAPBETWEEN;
  37     cp->xoff = leftborder;
  38     cp->width -= leftborder + rightborder;
  39 }
  40
  41 void doctl(struct ctlpos *cp, RECT r,
  42            char *wclass, int wstyle, int exstyle,
  43            char *wtext, int wid) {
  44     HWND ctl;
  45     /*
  46      * Note nonstandard use of RECT. This is deliberate: by
  47      * transforming the width and height directly we arrange to
  48      * have all supposedly same-sized controls really same-sized.
  49      */
  50
  51     r.left += cp->xoff;
  52     MapDialogRect(cp->hwnd, &r);
  53
  54     ctl = CreateWindowEx(exstyle, wclass, wtext, wstyle,
  55                          r.left, r.top, r.right, r.bottom,
  56                          cp->hwnd, (HMENU)wid, hinst, NULL);
  57     SendMessage(ctl, WM_SETFONT, cp->font, MAKELPARAM(TRUE, 0));
  58 }
  59
  60 /*
  61  * A title bar across the top of a sub-dialog.
  62  */
  63 void bartitle(struct ctlpos *cp, char *name, int id) {
  64     RECT r;
  65
  66     r.left = GAPBETWEEN; r.right = cp->width;
  67     r.top = cp->ypos; r.bottom = STATICHEIGHT;
  68     cp->ypos += r.bottom + GAPBETWEEN;
  69     doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, name, id);
  70 }
  71
  72 /*
  73  * Begin a grouping box, with or without a group title.
  74  */
  75 void beginbox(struct ctlpos *cp, char *name, int idbox) {
  76     cp->boxystart = cp->ypos;
  77     if (!name)
  78         cp->boxystart -= STATICHEIGHT/2;
  79     if (name)
  80         cp->ypos += STATICHEIGHT;
  81     cp->ypos += GAPYBOX;
  82     cp->width -= 2*GAPXBOX;
  83     cp->xoff += GAPXBOX;
  84     cp->boxid = idbox;
  85     cp->boxtext = name;
  86 }
  87
  88 /*
  89  * End a grouping box.
  90  */
  91 void endbox(struct ctlpos *cp) {
  92     RECT r;
  93     cp->xoff -= GAPXBOX;
  94     cp->width += 2*GAPXBOX;
  95     cp->ypos += GAPYBOX - GAPBETWEEN;
  96     r.left = GAPBETWEEN; r.right = cp->width;
  97     r.top = cp->boxystart; r.bottom = cp->ypos - cp->boxystart;
  98     doctl(cp, r, "BUTTON", BS_GROUPBOX | WS_CHILD | WS_VISIBLE, 0,
  99           cp->boxtext ? cp->boxtext : "", cp->boxid);
 100     cp->ypos += GAPYBOX;
 101 }
 102
 103 /*
 104  * Some edit boxes. Each one has a static above it. The percentages
 105  * of the horizontal space are provided.
 106  */
 107 void multiedit(struct ctlpos *cp, ...) {
 108     RECT r;
 109     va_list ap;
 110     int percent, xpos;
 111
 112     percent = xpos = 0;
 113     va_start(ap, cp);
 114     while (1) {
 115         char *text;
 116         int staticid, editid, pcwidth;
 117         text = va_arg(ap, char *);
 118         if (!text)
 119             break;
 120         staticid = va_arg(ap, int);
 121         editid = va_arg(ap, int);
 122         pcwidth = va_arg(ap, int);
 123
 124         r.left = xpos + GAPBETWEEN;
 125         percent += pcwidth;
 126         xpos = (cp->width + GAPBETWEEN) * percent / 100;
 127         r.right = xpos - r.left;
 128
 129         r.top = cp->ypos; r.bottom = STATICHEIGHT;
 130         doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0,
 131               text, staticid);
 132         r.top = cp->ypos + 8 + GAPWITHIN; r.bottom = EDITHEIGHT;
 133         doctl(cp, r, "EDIT",
 134               WS_CHILD | WS_VISIBLE | WS_TABSTOP | ES_AUTOHSCROLL,
 135               WS_EX_CLIENTEDGE,
 136               "", editid);
 137     }
 138     va_end(ap);
 139     cp->ypos += 8+GAPWITHIN+12+GAPBETWEEN;
 140 }
 141
 142 /*
 143  * A set of radio buttons on the same line, with a static above
 144  * them. `nacross' dictates how many parts the line is divided into
 145  * (you might want this not to equal the number of buttons if you
 146  * needed to line up some 2s and some 3s to look good in the same
 147  * panel).
 148  *
 149  * There's a bit of a hack in here to ensure that if nacross
 150  * exceeds the actual number of buttons, the rightmost button
 151  * really does get all the space right to the edge of the line, so
 152  * you can do things like
 153  *
 154  * (*) Button1  (*) Button2  (*) ButtonWithReallyLongTitle
 155  */
 156 void radioline(struct ctlpos *cp,
 157                char *text, int id, int nacross, ...) {
 158     RECT r;
 159     va_list ap;
 160     int group;
 161     int i;
 162     char *btext;
 163
 164     r.left = GAPBETWEEN; r.top = cp->ypos;
 165     r.right = cp->width; r.bottom = STATICHEIGHT;
 166     cp->ypos += r.bottom + GAPWITHIN;
 167     doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, text, id);
 168     va_start(ap, nacross);
 169     group = WS_GROUP;
 170     i = 0;
 171     btext = va_arg(ap, char *);
 172     while (1) {
 173         char *nextbtext;
 174         int bid;
 175         if (!btext)
 176             break;
 177         if (i==nacross) {
 178             cp->ypos += r.bottom + GAPBETWEEN;
 179             i=0;
 180         }
 181         bid = va_arg(ap, int);
 182         nextbtext = va_arg(ap, char *);
 183         r.left = GAPBETWEEN + i * (cp->width+GAPBETWEEN)/nacross;
 184         if (nextbtext)
 185             r.right = (i+1) * (cp->width+GAPBETWEEN)/nacross - r.left;
 186         else
 187             r.right = cp->width - r.left;
 188         r.top = cp->ypos; r.bottom = RADIOHEIGHT;
 189         doctl(cp, r, "BUTTON",
 190               BS_AUTORADIOBUTTON | WS_CHILD | WS_VISIBLE | WS_TABSTOP | group,
 191               0,
 192               btext, bid);
 193         group = 0;
 194         i++;
 195         btext = nextbtext;
 196     }
 197     va_end(ap);
 198     cp->ypos += r.bottom + GAPBETWEEN;
 199 }
 200
 201 /*
 202  * A set of radio buttons on multiple lines, with a static above
 203  * them.
 204  */
 205 void radiobig(struct ctlpos *cp, char *text, int id, ...) {
 206     RECT r;
 207     va_list ap;
 208     int group;
 209
 210     r.left = GAPBETWEEN; r.top = cp->ypos;
 211     r.right = cp->width; r.bottom = STATICHEIGHT;
 212     cp->ypos += r.bottom + GAPWITHIN;
 213     doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, text, id);
 214     va_start(ap, id);
 215     group = WS_GROUP;
 216     while (1) {
 217         char *btext;
 218         int bid;
 219         btext = va_arg(ap, char *);
 220         if (!btext)
 221             break;
 222         bid = va_arg(ap, int);
 223         r.left = GAPBETWEEN; r.top = cp->ypos;
 224         r.right = cp->width; r.bottom = STATICHEIGHT;
 225         cp->ypos += r.bottom + GAPWITHIN;
 226         doctl(cp, r, "BUTTON",
 227               BS_AUTORADIOBUTTON | WS_CHILD | WS_VISIBLE | WS_TABSTOP | group,
 228               0,
 229               btext, bid);
 230         group = 0;
 231     }
 232     va_end(ap);
 233     cp->ypos += GAPBETWEEN - GAPWITHIN;
 234 }
 235
 236 /*
 237  * A single standalone checkbox.
 238  */
 239 void checkbox(struct ctlpos *cp, char *text, int id) {
 240     RECT r;
 241
 242     r.left = GAPBETWEEN; r.top = cp->ypos;
 243     r.right = cp->width; r.bottom = CHECKBOXHEIGHT;
 244     cp->ypos += r.bottom + GAPBETWEEN;
 245     doctl(cp, r, "BUTTON",
 246           BS_AUTOCHECKBOX | WS_CHILD | WS_VISIBLE | WS_TABSTOP, 0,
 247           text, id);
 248 }
 249
 250 /*
 251  * A single standalone static text control.
 252  */
 253 void statictext(struct ctlpos *cp, char *text, int id) {
 254     RECT r;
 255
 256     r.left = GAPBETWEEN; r.top = cp->ypos;
 257     r.right = cp->width; r.bottom = STATICHEIGHT;
 258     cp->ypos += r.bottom + GAPBETWEEN;
 259     doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, text, id);
 260 }
 261
 262 /*
 263  * A button on the right hand side, with a static to its left.
 264  */
 265 void staticbtn(struct ctlpos *cp, char *stext, int sid,
 266                char *btext, int bid) {
 267     const int height = (PUSHBTNHEIGHT > STATICHEIGHT ?
 268                         PUSHBTNHEIGHT : STATICHEIGHT);
 269     RECT r;
 270     int lwid, rwid, rpos;
 271
 272     rpos = GAPBETWEEN + 3 * (cp->width + GAPBETWEEN) / 4;
 273     lwid = rpos - 2*GAPBETWEEN;
 274     rwid = cp->width + GAPBETWEEN - rpos;
 275
 276     r.left = GAPBETWEEN; r.top = cp->ypos + (height-STATICHEIGHT)/2;
 277     r.right = lwid; r.bottom = STATICHEIGHT;
 278     doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, stext, sid);
 279
 280     r.left = rpos; r.top = cp->ypos + (height-PUSHBTNHEIGHT)/2;
 281     r.right = rwid; r.bottom = PUSHBTNHEIGHT;
 282     doctl(cp, r, "BUTTON",
 283           WS_CHILD | WS_VISIBLE | WS_TABSTOP | BS_PUSHBUTTON,
 284           0,
 285           btext, bid);
 286
 287     cp->ypos += height + GAPBETWEEN;
 288 }
 289
 290 /*
 291  * An edit control on the right hand side, with a static to its left.
 292  */
 293 static void staticedit_internal(struct ctlpos *cp, char *stext,
 294                                 int sid, int eid, int percentedit,
 295                                 int style) {
 296     const int height = (EDITHEIGHT > STATICHEIGHT ?
 297                         EDITHEIGHT : STATICHEIGHT);
 298     RECT r;
 299     int lwid, rwid, rpos;
 300
 301     rpos = GAPBETWEEN + (100-percentedit) * (cp->width + GAPBETWEEN) / 100;
 302     lwid = rpos - 2*GAPBETWEEN;
 303     rwid = cp->width + GAPBETWEEN - rpos;
 304
 305     r.left = GAPBETWEEN; r.top = cp->ypos + (height-STATICHEIGHT)/2;
 306     r.right = lwid; r.bottom = STATICHEIGHT;
 307     doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, stext, sid);
 308
 309     r.left = rpos; r.top = cp->ypos + (height-EDITHEIGHT)/2;
 310     r.right = rwid; r.bottom = EDITHEIGHT;
 311     doctl(cp, r, "EDIT",
 312           WS_CHILD | WS_VISIBLE | WS_TABSTOP | ES_AUTOHSCROLL | style,
 313           WS_EX_CLIENTEDGE,
 314           "", eid);
 315
 316     cp->ypos += height + GAPBETWEEN;
 317 }
 318
 319 void staticedit(struct ctlpos *cp, char *stext,
 320                 int sid, int eid, int percentedit) {
 321     staticedit_internal(cp, stext, sid, eid, percentedit, 0);
 322 }
 323
 324 void staticpassedit(struct ctlpos *cp, char *stext,
 325                     int sid, int eid, int percentedit) {
 326     staticedit_internal(cp, stext, sid, eid, percentedit, ES_PASSWORD);
 327 }
 328
 329 /*
 330  * A big multiline edit control with a static labelling it.
 331  */
 332 void bigeditctrl(struct ctlpos *cp, char *stext,
 333                  int sid, int eid, int lines) {
 334     RECT r;
 335
 336     r.left = GAPBETWEEN; r.top = cp->ypos;
 337     r.right = cp->width; r.bottom = STATICHEIGHT;
 338     cp->ypos += r.bottom + GAPWITHIN;
 339     doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, stext, sid);
 340
 341     r.left = GAPBETWEEN; r.top = cp->ypos;
 342     r.right = cp->width; r.bottom = EDITHEIGHT + (lines-1) * STATICHEIGHT;
 343     cp->ypos += r.bottom + GAPBETWEEN;
 344     doctl(cp, r, "EDIT",
 345           WS_CHILD | WS_VISIBLE | WS_TABSTOP | WS_VSCROLL | ES_MULTILINE,
 346           WS_EX_CLIENTEDGE,
 347           "", eid);
 348 }
 349
 350 /*
 351  * A tab-control substitute when a real tab control is unavailable.
 352  */
 353 void ersatztab(struct ctlpos *cp, char *stext, int sid,
 354                int lid, int s2id) {
 355     const int height = (COMBOHEIGHT > STATICHEIGHT ?
 356                         COMBOHEIGHT : STATICHEIGHT);
 357     RECT r;
 358     int bigwid, lwid, rwid, rpos;
 359     static const int BIGGAP = 15;
 360     static const int MEDGAP = 3;
 361
 362     bigwid = cp->width + 2*GAPBETWEEN - 2*BIGGAP;
 363     cp->ypos += MEDGAP;
 364     rpos = BIGGAP + (bigwid + BIGGAP) / 2;
 365     lwid = rpos - 2*BIGGAP;
 366     rwid = bigwid + BIGGAP - rpos;
 367
 368     r.left = BIGGAP; r.top = cp->ypos + (height-STATICHEIGHT)/2;
 369     r.right = lwid; r.bottom = STATICHEIGHT;
 370     doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, stext, sid);
 371
 372     r.left = rpos; r.top = cp->ypos + (height-COMBOHEIGHT)/2;
 373     r.right = rwid; r.bottom = COMBOHEIGHT*10;
 374     doctl(cp, r, "COMBOBOX",
 375           WS_CHILD | WS_VISIBLE | WS_TABSTOP |
 376           CBS_DROPDOWNLIST | CBS_HASSTRINGS,
 377           WS_EX_CLIENTEDGE,
 378           "", lid);
 379
 380     cp->ypos += height + MEDGAP + GAPBETWEEN;
 381
 382     r.left = GAPBETWEEN; r.top = cp->ypos;
 383     r.right = cp->width; r.bottom = 2;
 384     doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE | SS_ETCHEDHORZ,
 385           0, "", s2id);
 386 }
 387
 388 /*
 389  * A static line, followed by an edit control on the left hand side
 390  * and a button on the right.
 391  */
 392 void editbutton(struct ctlpos *cp, char *stext, int sid,
 393                 int eid, char *btext, int bid) {
 394     const int height = (EDITHEIGHT > PUSHBTNHEIGHT ?
 395                         EDITHEIGHT : PUSHBTNHEIGHT);
 396     RECT r;
 397     int lwid, rwid, rpos;
 398
 399     r.left = GAPBETWEEN; r.top = cp->ypos;
 400     r.right = cp->width; r.bottom = STATICHEIGHT;
 401     cp->ypos += r.bottom + GAPWITHIN;
 402     doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, stext, sid);
 403
 404     rpos = GAPBETWEEN + 3 * (cp->width + GAPBETWEEN) / 4;
 405     lwid = rpos - 2*GAPBETWEEN;
 406     rwid = cp->width + GAPBETWEEN - rpos;
 407
 408     r.left = GAPBETWEEN; r.top = cp->ypos + (height-EDITHEIGHT)/2;
 409     r.right = lwid; r.bottom = EDITHEIGHT;
 410     doctl(cp, r, "EDIT",
 411           WS_CHILD | WS_VISIBLE | WS_TABSTOP | ES_AUTOHSCROLL,
 412           WS_EX_CLIENTEDGE,
 413           "", eid);
 414
 415     r.left = rpos; r.top = cp->ypos + (height-PUSHBTNHEIGHT)/2;
 416     r.right = rwid; r.bottom = PUSHBTNHEIGHT;
 417     doctl(cp, r, "BUTTON",
 418           WS_CHILD | WS_VISIBLE | WS_TABSTOP | BS_PUSHBUTTON,
 419           0,
 420           btext, bid);
 421
 422     cp->ypos += height + GAPBETWEEN;
 423 }
 424
 425 /*
 426  * Special control which was hard to describe generically: the
 427  * session-saver assembly. A static; below that an edit box; below
 428  * that a list box. To the right of the list box, a column of
 429  * buttons.
 430  */
 431 void sesssaver(struct ctlpos *cp, char *text,
 432                int staticid, int editid, int listid, ...) {
 433     RECT r;
 434     va_list ap;
 435     int lwid, rwid, rpos;
 436     int y;
 437     const int LISTDEFHEIGHT = 66;
 438
 439     rpos = GAPBETWEEN + 3 * (cp->width + GAPBETWEEN) / 4;
 440     lwid = rpos - 2*GAPBETWEEN;
 441     rwid = cp->width + GAPBETWEEN - rpos;
 442
 443     /* The static control. */
 444     r.left = GAPBETWEEN; r.top = cp->ypos;
 445     r.right = lwid; r.bottom = STATICHEIGHT;
 446     cp->ypos += r.bottom + GAPWITHIN;
 447     doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, text, staticid);
 448
 449     /* The edit control. */
 450     r.left = GAPBETWEEN; r.top = cp->ypos;
 451     r.right = lwid; r.bottom = EDITHEIGHT;
 452     cp->ypos += r.bottom + GAPWITHIN;
 453     doctl(cp, r, "EDIT",
 454           WS_CHILD | WS_VISIBLE | WS_TABSTOP | ES_AUTOHSCROLL,
 455           WS_EX_CLIENTEDGE,
 456           "", editid);
 457
 458     /*
 459      * The buttons (we should hold off on the list box until we
 460      * know how big the buttons are).
 461      */
 462     va_start(ap, listid);
 463     y = cp->ypos;
 464     while (1) {
 465         char *btext = va_arg(ap, char *);
 466         int bid;
 467         if (!btext) break;
 468         bid = va_arg(ap, int);
 469         r.left = rpos; r.top = y;
 470         r.right = rwid; r.bottom = PUSHBTNHEIGHT;
 471         y += r.bottom + GAPWITHIN;
 472         doctl(cp, r, "BUTTON",
 473               WS_CHILD | WS_VISIBLE | WS_TABSTOP | BS_PUSHBUTTON,
 474               0,
 475               btext, bid);
 476     }
 477
 478     /* Compute list box height. LISTDEFHEIGHT, or height of buttons. */
 479     y -= cp->ypos;
 480     y -= GAPWITHIN;
 481     if (y < LISTDEFHEIGHT) y = LISTDEFHEIGHT;
 482     r.left = GAPBETWEEN; r.top = cp->ypos;
 483     r.right = lwid; r.bottom = y;
 484     cp->ypos += y + GAPBETWEEN;
 485     doctl(cp, r, "LISTBOX",
 486           WS_CHILD | WS_VISIBLE | WS_TABSTOP | WS_VSCROLL |
 487           LBS_NOTIFY | LBS_HASSTRINGS,
 488           WS_EX_CLIENTEDGE,
 489           "", listid);
 490 }
 491
 492 /*
 493  * Another special control: the environment-variable setter. A
 494  * static line first; then a pair of edit boxes with associated
 495  * statics, and two buttons; then a list box.
 496  */
 497 void envsetter(struct ctlpos *cp, char *stext, int sid,
 498                char *e1stext, int e1sid, int e1id,
 499                char *e2stext, int e2sid, int e2id,
 500                int listid,
 501                char *b1text, int b1id, char *b2text, int b2id) {
 502     RECT r;
 503     const int height = (STATICHEIGHT > EDITHEIGHT && STATICHEIGHT > PUSHBTNHEIGHT ?
 504                         STATICHEIGHT :
 505                         EDITHEIGHT > PUSHBTNHEIGHT ?
 506                         EDITHEIGHT : PUSHBTNHEIGHT);
 507     const static int percents[] = { 20, 35, 10, 25 };
 508     int i, j, xpos, percent;
 509     const int LISTHEIGHT = 42;
 510
 511     /* The static control. */
 512     r.left = GAPBETWEEN; r.top = cp->ypos;
 513     r.right = cp->width; r.bottom = STATICHEIGHT;
 514     cp->ypos += r.bottom + GAPWITHIN;
 515     doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, stext, sid);
 516
 517     /* The statics+edits+buttons. */
 518     for (j = 0; j < 2; j++) {
 519         percent = 10;
 520         for (i = 0; i < 4; i++) {
 521             xpos = (cp->width + GAPBETWEEN) * percent / 100;
 522             r.left = xpos + GAPBETWEEN;
 523             percent += percents[i];
 524             xpos = (cp->width + GAPBETWEEN) * percent / 100;
 525             r.right = xpos - r.left;
 526             r.top = cp->ypos;
 527             r.bottom = (i==0 ? STATICHEIGHT :
 528                         i==1 ? EDITHEIGHT :
 529                         PUSHBTNHEIGHT);
 530             r.top += (height-r.bottom)/2;
 531             if (i==0) {
 532                 doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0,
 533                       j==0 ? e1stext : e2stext, j==0 ? e1sid : e2sid);
 534             } else if (i==1) {
 535                 doctl(cp, r, "EDIT",
 536                       WS_CHILD | WS_VISIBLE | WS_TABSTOP | ES_AUTOHSCROLL,
 537                       WS_EX_CLIENTEDGE,
 538                       "", j==0 ? e1id : e2id);
 539             } else if (i==3) {
 540                 doctl(cp, r, "BUTTON",
 541                       WS_CHILD | WS_VISIBLE | WS_TABSTOP | BS_PUSHBUTTON,
 542                       0,
 543                       j==0 ? b1text : b2text, j==0 ? b1id : b2id);
 544             }
 545         }
 546         cp->ypos += height + GAPWITHIN;
 547     }
 548
 549     /* The list box. */
 550     r.left = GAPBETWEEN; r.top = cp->ypos;
 551     r.right = cp->width; r.bottom = LISTHEIGHT;
 552     cp->ypos += r.bottom + GAPBETWEEN;
 553     doctl(cp, r, "LISTBOX",
 554           WS_CHILD | WS_VISIBLE | WS_TABSTOP | WS_VSCROLL | LBS_HASSTRINGS |
 555           LBS_USETABSTOPS,
 556           WS_EX_CLIENTEDGE,
 557           "", listid);
 558 }
 559
 560 /*
 561  * Yet another special control: the character-class setter. A
 562  * static, then a list, then a line containing a
 563  * button-and-static-and-edit.
 564  */
 565 void charclass(struct ctlpos *cp, char *stext, int sid, int listid,
 566                char *btext, int bid, int eid, char *s2text, int s2id) {
 567     RECT r;
 568     const int height = (STATICHEIGHT > EDITHEIGHT && STATICHEIGHT > PUSHBTNHEIGHT ?
 569                         STATICHEIGHT :
 570                         EDITHEIGHT > PUSHBTNHEIGHT ?
 571                         EDITHEIGHT : PUSHBTNHEIGHT);
 572     const static int percents[] = { 30, 40, 30 };
 573     int i, xpos, percent;
 574     const int LISTHEIGHT = 66;
 575
 576     /* The static control. */
 577     r.left = GAPBETWEEN; r.top = cp->ypos;
 578     r.right = cp->width; r.bottom = STATICHEIGHT;
 579     cp->ypos += r.bottom + GAPWITHIN;
 580     doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, stext, sid);
 581
 582     /* The list box. */
 583     r.left = GAPBETWEEN; r.top = cp->ypos;
 584     r.right = cp->width; r.bottom = LISTHEIGHT;
 585     cp->ypos += r.bottom + GAPWITHIN;
 586     doctl(cp, r, "LISTBOX",
 587           WS_CHILD | WS_VISIBLE | WS_TABSTOP | WS_VSCROLL | LBS_HASSTRINGS |
 588           LBS_USETABSTOPS,
 589           WS_EX_CLIENTEDGE,
 590           "", listid);
 591
 592     /* The button+static+edit. */
 593     percent = xpos = 0;
 594     for (i = 0; i < 3; i++) {
 595         r.left = xpos + GAPBETWEEN;
 596         percent += percents[i];
 597         xpos = (cp->width + GAPBETWEEN) * percent / 100;
 598         r.right = xpos - r.left;
 599         r.top = cp->ypos;
 600         r.bottom = (i==0 ? PUSHBTNHEIGHT :
 601                     i==1 ? STATICHEIGHT :
 602                     EDITHEIGHT);
 603         r.top += (height-r.bottom)/2;
 604         if (i==0) {
 605             doctl(cp, r, "BUTTON",
 606                   WS_CHILD | WS_VISIBLE | WS_TABSTOP | BS_PUSHBUTTON,
 607                   0, btext, bid);
 608         } else if (i==1) {
 609             doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE | SS_CENTER,
 610                   0, s2text, s2id);
 611         } else if (i==2) {
 612             doctl(cp, r, "EDIT",
 613                   WS_CHILD | WS_VISIBLE | WS_TABSTOP | ES_AUTOHSCROLL,
 614                   WS_EX_CLIENTEDGE, "", eid);
 615         }
 616     }
 617     cp->ypos += height + GAPBETWEEN;
 618 }
 619
 620 /*
 621  * A special control (horrors!). The colour editor. A static line;
 622  * then on the left, a list box, and on the right, a sequence of
 623  * two-part statics followed by a button.
 624  */
 625 void colouredit(struct ctlpos *cp, char *stext, int sid, int listid,
 626                 char *btext, int bid, ...) {
 627     RECT r;
 628     int y;
 629     va_list ap;
 630     int lwid, rwid, rpos;
 631     const int LISTHEIGHT = 66;
 632
 633     /* The static control. */
 634     r.left = GAPBETWEEN; r.top = cp->ypos;
 635     r.right = cp->width; r.bottom = STATICHEIGHT;
 636     cp->ypos += r.bottom + GAPWITHIN;
 637     doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, stext, sid);
 638
 639     rpos = GAPBETWEEN + 2 * (cp->width + GAPBETWEEN) / 3;
 640     lwid = rpos - 2*GAPBETWEEN;
 641     rwid = cp->width + GAPBETWEEN - rpos;
 642
 643     /* The list box. */
 644     r.left = GAPBETWEEN; r.top = cp->ypos;
 645     r.right = lwid; r.bottom = LISTHEIGHT;
 646     doctl(cp, r, "LISTBOX",
 647           WS_CHILD | WS_VISIBLE | WS_TABSTOP | WS_VSCROLL | LBS_HASSTRINGS |
 648           LBS_USETABSTOPS | LBS_NOTIFY,
 649           WS_EX_CLIENTEDGE,
 650           "", listid);
 651
 652     /* The statics. */
 653     y = cp->ypos;
 654     va_start(ap, bid);
 655     while (1) {
 656         char *ltext;
 657         int lid, rid;
 658         ltext = va_arg(ap, char *);
 659         if (!ltext) break;
 660         lid = va_arg(ap, int);
 661         rid = va_arg(ap, int);
 662         r.top = y; r.bottom = STATICHEIGHT;
 663         y += r.bottom + GAPWITHIN;
 664         r.left = rpos; r.right = rwid/2;
 665         doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE, 0, ltext, lid);
 666         r.left = rpos + r.right; r.right = rwid - r.right;
 667         doctl(cp, r, "STATIC", WS_CHILD | WS_VISIBLE | SS_RIGHT, 0, "", rid);
 668     }
 669     va_end(ap);
 670
 671     /* The button. */
 672     r.top = y + 2*GAPWITHIN; r.bottom = PUSHBTNHEIGHT;
 673     r.left = rpos; r.right = rwid;
 674     doctl(cp, r, "BUTTON",
 675           WS_CHILD | WS_VISIBLE | WS_TABSTOP | BS_PUSHBUTTON,
 676           0, btext, bid);
 677
 678     cp->ypos += LISTHEIGHT + GAPBETWEEN;
 679 }
 680
 681 /*
 682  * A progress bar (from Common Controls). We like our progress bars
 683  * to be smooth and unbroken, without those ugly divisions; some
 684  * older compilers may not support that, but that's life.
 685  */
 686 void progressbar(struct ctlpos *cp, int id) {
 687     RECT r;
 688
 689     r.left = GAPBETWEEN; r.top = cp->ypos;
 690     r.right = cp->width; r.bottom = PROGBARHEIGHT;
 691     cp->ypos += r.bottom + GAPBETWEEN;
 692
 693     doctl(cp, r, PROGRESS_CLASS,
 694           WS_CHILD | WS_VISIBLE
 695 #ifdef PBS_SMOOTH
 696           | PBS_SMOOTH
 697 #endif
 698           , WS_EX_CLIENTEDGE, "", id);
 699 }