src/client.c

   1 /*
   2  *  Window Maker window manager
   3  *
   4  *  Copyright (c) 1997-2003 Alfredo K. Kojima
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  19  *  USA.
  20  */
  21 #include "wconfig.h"
  22
  23 #include <X11/Xlib.h>
  24 #include <X11/Xutil.h>
  25 #include <X11/Xatom.h>
  26 #ifdef SHAPE
  27 #include <X11/extensions/shape.h>
  28 #endif
  29
  30 #include <stdlib.h>
  31 #include <stdio.h>
  32 #include <string.h>
  33
  34 #include "WindowMaker.h"
  35 #include "wcore.h"
  36 #include "framewin.h"
  37 #include "window.h"
  38 #include "properties.h"
  39 #include "actions.h"
  40 #include "icon.h"
  41 #include "client.h"
  42 #include "funcs.h"
  43 #include "stacking.h"
  44 #include "appicon.h"
  45 #include "appmenu.h"
  46 #ifdef NETWM_HINTS
  47 # include "wmspec.h"
  48 #endif
  49
  50 /****** Global Variables ******/
  51
  52 /* contexts */
  53 extern XContext wWinContext;
  54
  55 extern Atom _XA_WM_STATE;
  56 extern Atom _XA_WM_PROTOCOLS;
  57 extern Atom _XA_WM_COLORMAP_WINDOWS;
  58
  59 extern Atom _XA_WINDOWMAKER_MENU;
  60
  61 extern Atom _XA_GNUSTEP_WM_ATTR;
  62 extern Atom _XA_GNUSTEP_WM_RESIZEBAR;
  63
  64 #ifdef SHAPE
  65 extern Bool wShapeSupported;
  66 #endif
  67
  68 /*
  69  *--------------------------------------------------------------------
  70  * wClientRestore--
  71  *      Reparent the window back to the root window.
  72  *
  73  *--------------------------------------------------------------------
  74  */
  75 void wClientRestore(WWindow * wwin)
  76 {
  77 #if 0
  78         int gx, gy;
  79
  80         wClientGetGravityOffsets(wwin, &gx, &gy);
  81         /* set the positio of the frame on screen */
  82         wwin->frame_x -= gx * FRAME_BORDER_WIDTH;
  83         wwin->frame_y -= gy * FRAME_BORDER_WIDTH;
  84         /* if gravity is to the south, account for the border sizes */
  85         if (gy > 0)
  86                 wwin->frame_y += (wwin->frame->top_width + wwin->frame->bottom_width);
  87 #endif
  88         XSetWindowBorderWidth(dpy, wwin->client_win, wwin->old_border_width);
  89         XReparentWindow(dpy, wwin->client_win, wwin->screen_ptr->root_win, wwin->frame_x, wwin->frame_y);
  90
  91         /* don't let the window get iconified after restart */
  92         /*
  93            if (wwin->flags.shaded)
  94            wClientSetState(wwin, NormalState, None);
  95          */
  96 }
  97
  98 /*
  99  *----------------------------------------------------------------------
 100  * wClientSetState--
 101  *      Set the state of the client window to one of the window
 102  * states defined in ICCCM (Iconic, Withdrawn, Normal)
 103  *
 104  * Side effects:
 105  *      The WM_STATE property of the window is updated as well as the
 106  * WWindow.state variable.
 107  *----------------------------------------------------------------------
 108  */
 109 void wClientSetState(WWindow * wwin, int state, Window icon_win)
 110 {
 111         CARD32 data[2];
 112
 113         wwin->state = state;
 114
 115         data[0] = (unsigned long)state;
 116         data[1] = (unsigned long)icon_win;
 117
 118         XChangeProperty(dpy, wwin->client_win, _XA_WM_STATE, _XA_WM_STATE, 32,
 119                         PropModeReplace, (unsigned char *)data, 2);
 120 }
 121
 122 void wClientGetGravityOffsets(WWindow * wwin, int *ofs_x, int *ofs_y)
 123 {
 124         switch (wwin->normal_hints->win_gravity) {
 125         case ForgetGravity:
 126         case CenterGravity:
 127         case StaticGravity:
 128                 *ofs_x = 0;
 129                 *ofs_y = 0;
 130                 break;
 131         case NorthWestGravity:
 132                 *ofs_x = -1;
 133                 *ofs_y = -1;
 134                 break;
 135         case NorthGravity:
 136                 *ofs_x = 0;
 137                 *ofs_y = -1;
 138                 break;
 139         case NorthEastGravity:
 140                 *ofs_x = 1;
 141                 *ofs_y = -1;
 142                 break;
 143         case WestGravity:
 144                 *ofs_x = -1;
 145                 *ofs_y = 0;
 146                 break;
 147         case EastGravity:
 148                 *ofs_x = 1;
 149                 *ofs_y = 0;
 150                 break;
 151         case SouthWestGravity:
 152                 *ofs_x = -1;
 153                 *ofs_y = 1;
 154                 break;
 155         case SouthGravity:
 156                 *ofs_x = 0;
 157                 *ofs_y = 1;
 158                 break;
 159         case SouthEastGravity:
 160                 *ofs_x = 1;
 161                 *ofs_y = 1;
 162                 break;
 163         }
 164 }
 165
 166 void wClientConfigure(WWindow * wwin, XConfigureRequestEvent * xcre)
 167 {
 168         XWindowChanges xwc;
 169         int nx, ny, nwidth, nheight;
 170         int ofs_x, ofs_y;
 171
 172         /*  printf("configure event: %d %d %d %d\n", xcre->x, xcre->y, xcre->width, xcre->height); */
 173
 174         if (wwin == NULL) {
 175                 /*
 176                  * configure a window that was not mapped by us
 177                  */
 178                 xwc.x = xcre->x;
 179                 xwc.y = xcre->y;
 180                 xwc.width = xcre->width;
 181                 xwc.height = xcre->height;
 182                 xwc.border_width = xcre->border_width;
 183                 xwc.stack_mode = xcre->detail;
 184                 xwc.sibling = xcre->above;
 185                 XConfigureWindow(dpy, xcre->window, xcre->value_mask, &xwc);
 186                 return;
 187         }
 188 #ifdef SHAPE
 189         if (wShapeSupported) {
 190                 int junk;
 191                 unsigned int ujunk;
 192                 int b_shaped;
 193
 194                 XShapeSelectInput(dpy, wwin->client_win, ShapeNotifyMask);
 195                 XShapeQueryExtents(dpy, wwin->client_win, &b_shaped, &junk, &junk,
 196                                    &ujunk, &ujunk, &junk, &junk, &junk, &ujunk, &ujunk);
 197                 wwin->flags.shaped = b_shaped;
 198         }
 199 #endif
 200         if (xcre->value_mask & CWStackMode) {
 201                 WObjDescriptor *desc;
 202                 WWindow *sibling;
 203
 204                 if ((xcre->value_mask & CWSibling) &&
 205                     (XFindContext(dpy, xcre->above, wWinContext, (XPointer *) & desc) == XCSUCCESS)
 206                     && (desc->parent_type == WCLASS_WINDOW)) {
 207                         sibling = desc->parent;
 208                         xwc.sibling = sibling->frame->core->window;
 209                 } else {
 210                         xwc.sibling = xcre->above;
 211                 }
 212                 xwc.stack_mode = xcre->detail;
 213                 XConfigureWindow(dpy, wwin->frame->core->window,
 214                                  xcre->value_mask & (CWSibling | CWStackMode), &xwc);
 215                 /* fix stacking order */
 216                 RemakeStackList(wwin->screen_ptr);
 217         }
 218
 219         wClientGetGravityOffsets(wwin, &ofs_x, &ofs_y);
 220
 221         if (xcre->value_mask & CWBorderWidth) {
 222                 wwin->old_border_width = xcre->border_width;
 223         }
 224
 225         if (!wwin->flags.shaded) {
 226                 /* If the window is shaded, wrong height will be set for the window */
 227                 if (xcre->value_mask & CWX) {
 228                         nx = xcre->x;
 229                         /* Subtracting the border makes the window shift by 1 pixel -Dan */
 230                         /*if (HAS_BORDER(wwin)) {
 231                            nx -= FRAME_BORDER_WIDTH;
 232                            } */
 233                 } else {
 234                         nx = wwin->frame_x;
 235                 }
 236
 237                 if (xcre->value_mask & CWY) {
 238                         ny = xcre->y - ((ofs_y < 0) ? 0 : wwin->frame->top_width);
 239                         /* Subtracting the border makes the window shift by 1 pixel -Dan */
 240                         /*if (HAS_BORDER(wwin)) {
 241                            ny -= FRAME_BORDER_WIDTH;
 242                            } */
 243                 } else {
 244                         ny = wwin->frame_y;
 245                 }
 246
 247                 if (xcre->value_mask & CWWidth)
 248                         nwidth = xcre->width;
 249                 else
 250                         nwidth = wwin->frame->core->width;
 251
 252                 if (xcre->value_mask & CWHeight)
 253                         nheight = xcre->height;
 254                 else
 255                         nheight = wwin->frame->core->height - wwin->frame->top_width - wwin->frame->bottom_width;
 256
 257                 if (nwidth != wwin->old_geometry.width)
 258                         wwin->flags.maximized &= ~(MAX_HORIZONTAL | MAX_MAXIMUS);
 259                 if (nheight != wwin->old_geometry.height)
 260                         wwin->flags.maximized &= ~(MAX_VERTICAL | MAX_LEFTHALF | MAX_RIGHTHALF | MAX_MAXIMUS);
 261
 262                 wWindowConfigure(wwin, nx, ny, nwidth, nheight);
 263                 wwin->old_geometry.x = nx;
 264                 wwin->old_geometry.y = ny;
 265                 wwin->old_geometry.width = nwidth;
 266                 wwin->old_geometry.height = nheight;
 267         }
 268 }
 269
 270 void wClientSendProtocol(WWindow * wwin, Atom protocol, Time time)
 271 {
 272         XEvent event;
 273
 274         event.xclient.type = ClientMessage;
 275         event.xclient.message_type = _XA_WM_PROTOCOLS;
 276         event.xclient.format = 32;
 277         event.xclient.display = dpy;
 278         event.xclient.window = wwin->client_win;
 279         event.xclient.data.l[0] = protocol;
 280         event.xclient.data.l[1] = time;
 281         event.xclient.data.l[2] = 0;
 282         event.xclient.data.l[3] = 0;
 283         XSendEvent(dpy, wwin->client_win, False, NoEventMask, &event);
 284         XSync(dpy, False);
 285 }
 286
 287 void wClientKill(WWindow * wwin)
 288 {
 289         XKillClient(dpy, wwin->client_win);
 290
 291         XFlush(dpy);
 292 }
 293
 294 /*
 295  *----------------------------------------------------------------------
 296  * wClientCheckProperty--
 297  *      Handles PropertyNotify'es, verifying which property was
 298  * changed and updating internal state according to that, like redrawing
 299  * the icon title when it is changed.
 300  *
 301  * Side effects:
 302  *      Depends on the changed property.
 303  *
 304  * TODO: _GNUSTEP_WM_ATTR
 305  *----------------------------------------------------------------------
 306  */
 307 void wClientCheckProperty(WWindow * wwin, XPropertyEvent * event)
 308 {
 309         XWindowAttributes attribs;
 310         XWMHints *new_hints;
 311         int i, g1, g2;
 312         char *tmp = NULL;
 313
 314         switch (event->atom) {
 315         case XA_WM_NAME:
 316                 if (!wwin->flags.net_has_title) {
 317                         /* window title was changed */
 318                         if (!wFetchName(dpy, wwin->client_win, &tmp)) {
 319                                 wWindowUpdateName(wwin, NULL);
 320                         } else {
 321                                 wWindowUpdateName(wwin, tmp);
 322                         }
 323                         if (tmp)
 324                                 XFree(tmp);
 325                 }
 326                 break;
 327
 328         case XA_WM_ICON_NAME:
 329                 if (!wwin->flags.net_has_icon_title) {
 330                         if (!wwin->icon)
 331                                 break;
 332                         else {
 333                                 char *new_title;
 334
 335                                 /* icon title was changed */
 336                                 wGetIconName(dpy, wwin->client_win, &new_title);
 337                                 wIconChangeTitle(wwin->icon, new_title);
 338                         }
 339                 }
 340                 break;
 341
 342         case XA_WM_COMMAND:
 343                 if (wwin->main_window != None) {
 344                         WApplication *wapp = wApplicationOf(wwin->main_window);
 345                         char *command;
 346
 347                         if (!wapp || !wapp->app_icon || wapp->app_icon->docked)
 348                                 break;
 349
 350                         command = GetCommandForWindow(wwin->main_window);
 351                         if (command) {
 352                                 if (wapp->app_icon->command)
 353                                         wfree(wapp->app_icon->command);
 354                                 wapp->app_icon->command = command;
 355                         }
 356                 }
 357                 break;
 358
 359         case XA_WM_HINTS:
 360                 /* WM_HINTS */
 361
 362                 new_hints = XGetWMHints(dpy, wwin->client_win);
 363
 364                 /* group leader update
 365                  *
 366                  * This means that the window is setting the leader after
 367                  * it was mapped, changing leaders or removing the leader.
 368                  *
 369                  * Valid state transitions are:
 370                  *
 371                  *          _1            __2
 372                  *         / \           /  \
 373                  *         v |           v  |
 374                  *         (GC)         (GC')
 375                  *        /  ^          /   ^
 376                  *       3|  |4        5|   |6
 377                  *        |  |          |   |
 378                  *        v  /          v   /
 379                  *        (G'C)        (G'C')
 380                  *
 381                  * Where G is the window_group hint, C is CLIENT_LEADER property
 382                  * and ' indicates the hint is unset.
 383                  *
 384                  * 1,2 - change group leader to new value of window_group
 385                  * 3 - change leader to value of CLIENT_LEADER
 386                  * 4 - change leader to value of window_group
 387                  * 5 - destroy application
 388                  * 6 - create application
 389                  */
 390                 if (new_hints && (new_hints->flags & WindowGroupHint)
 391                     && new_hints->window_group != None) {
 392                         g2 = 1;
 393                 } else {
 394                         g2 = 0;
 395                 }
 396                 if (wwin->wm_hints && (wwin->wm_hints->flags & WindowGroupHint)
 397                     && wwin->wm_hints->window_group != None) {
 398                         g1 = 1;
 399                 } else {
 400                         g1 = 0;
 401                 }
 402
 403                 if (wwin->client_leader) {
 404                         if (g1 && g2 && wwin->wm_hints->window_group != new_hints->window_group) {
 405                                 i = 1;
 406                         } else if (g1 && !g2) {
 407                                 i = 3;
 408                         } else if (!g1 && g2) {
 409                                 i = 4;
 410                         } else {
 411                                 i = 0;
 412                         }
 413                 } else {
 414                         if (g1 && g2 && wwin->wm_hints->window_group != new_hints->window_group) {
 415                                 i = 2;
 416                         } else if (g1 && !g2) {
 417                                 i = 5;
 418                         } else if (!g1 && g2) {
 419                                 i = 6;
 420                         } else {
 421                                 i = 0;
 422                         }
 423                 }
 424
 425                 /* Handling this may require more work. -Dan */
 426                 if (wwin->fake_group != NULL) {
 427                         i = 7;
 428                 }
 429
 430                 if (wwin->wm_hints)
 431                         XFree(wwin->wm_hints);
 432
 433                 wwin->wm_hints = new_hints;
 434
 435                 /* do action according to state transition */
 436                 switch (i) {
 437                         /* 3 - change leader to value of CLIENT_LEADER */
 438                 case 3:
 439                         wApplicationDestroy(wApplicationOf(wwin->main_window));
 440                         wwin->main_window = wwin->client_leader;
 441                         wwin->group_id = None;
 442                         wApplicationCreate(wwin);
 443                         break;
 444
 445                         /* 1,2,4 - change leader to new value of window_group */
 446                 case 1:
 447                 case 2:
 448                 case 4:
 449                         wApplicationDestroy(wApplicationOf(wwin->main_window));
 450                         wwin->main_window = new_hints->window_group;
 451                         wwin->group_id = wwin->main_window;
 452                         wApplicationCreate(wwin);
 453                         break;
 454
 455                         /* 5 - destroy application */
 456                 case 5:
 457                         wApplicationDestroy(wApplicationOf(wwin->main_window));
 458                         wwin->main_window = None;
 459                         wwin->group_id = None;
 460                         break;
 461
 462                         /* 6 - create application */
 463                 case 6:
 464                         wwin->main_window = new_hints->window_group;
 465                         wwin->group_id = wwin->main_window;
 466                         wApplicationCreate(wwin);
 467                         break;
 468                         /* 7 - we have a fake window group id, so just ignore anything else */
 469                 case 7:
 470                         break;
 471                 }
 472 #ifdef DEBUG
 473                 if (i) {
 474                         printf("window leader update caused state transition %i\n", i);
 475                 }
 476 #endif
 477
 478                 if (wwin->wm_hints) {
 479                         /* update icon */
 480                         if ((wwin->wm_hints->flags & IconPixmapHint)
 481                             || (wwin->wm_hints->flags & IconWindowHint)) {
 482                                 WApplication *wapp;
 483
 484                                 if (wwin->flags.miniaturized && wwin->icon) {
 485                                         wIconUpdate(wwin->icon);
 486                                 }
 487                                 wapp = wApplicationOf(wwin->main_window);
 488                                 if (wapp && wapp->app_icon) {
 489                                         wIconUpdate(wapp->app_icon->icon);
 490                                 }
 491                         }
 492
 493                         if (wwin->wm_hints->flags & UrgencyHint)
 494                                 wwin->flags.urgent = 1;
 495                         else
 496                                 wwin->flags.urgent = 0;
 497                         /*} else if (wwin->fake_group!=NULL) {
 498                            wwin->group_id = wwin->fake_group->leader; */
 499                 } else {
 500                         wwin->group_id = None;
 501                 }
 502                 break;
 503
 504         case XA_WM_NORMAL_HINTS:
 505                 /* normal (geometry) hints */
 506                 {
 507                         int foo;
 508                         unsigned bar;
 509
 510                         XGetWindowAttributes(dpy, wwin->client_win, &attribs);
 511                         wClientGetNormalHints(wwin, &attribs, False, &foo, &foo, &bar, &bar);
 512                         /* TODO: should we check for consistency of the current
 513                          * size against the new geometry hints? */
 514                 }
 515                 break;
 516
 517         case XA_WM_TRANSIENT_FOR:
 518                 {
 519                         Window new_owner;
 520                         WWindow *owner;
 521
 522                         if (!XGetTransientForHint(dpy, wwin->client_win, &new_owner)) {
 523                                 new_owner = None;
 524                         } else {
 525                                 if (new_owner == 0 || new_owner == wwin->client_win) {
 526                                         new_owner = wwin->screen_ptr->root_win;
 527                                 }
 528                         }
 529                         if (new_owner != wwin->transient_for) {
 530                                 owner = wWindowFor(wwin->transient_for);
 531                                 if (owner) {
 532                                         if (owner->flags.semi_focused) {
 533                                                 owner->flags.semi_focused = 0;
 534                                                 if ((owner->flags.mapped || owner->flags.shaded)
 535                                                     && owner->frame)
 536                                                         wFrameWindowPaint(owner->frame);
 537                                         }
 538                                 }
 539                                 owner = wWindowFor(new_owner);
 540                                 if (owner) {
 541                                         if (!owner->flags.semi_focused) {
 542                                                 owner->flags.semi_focused = 1;
 543                                                 if ((owner->flags.mapped || owner->flags.shaded)
 544                                                     && owner->frame)
 545                                                         wFrameWindowPaint(owner->frame);
 546                                         }
 547                                 }
 548                                 wwin->transient_for = new_owner;
 549                                 if (new_owner == None) {
 550                                         if (WFLAGP(wwin, no_miniaturizable)) {
 551                                                 WSETUFLAG(wwin, no_miniaturizable, 0);
 552                                                 WSETUFLAG(wwin, no_miniaturize_button, 0);
 553                                                 if (wwin->frame)
 554                                                         wWindowConfigureBorders(wwin);
 555                                         }
 556                                 } else if (!WFLAGP(wwin, no_miniaturizable)) {
 557                                         WSETUFLAG(wwin, no_miniaturizable, 1);
 558                                         WSETUFLAG(wwin, no_miniaturize_button, 1);
 559                                         if (wwin->frame)
 560                                                 wWindowConfigureBorders(wwin);
 561                                 }
 562                         }
 563                 }
 564                 break;
 565
 566         default:
 567                 if (event->atom == _XA_WM_PROTOCOLS) {
 568
 569                         PropGetProtocols(wwin->client_win, &wwin->protocols);
 570
 571                         WSETUFLAG(wwin, kill_close, !wwin->protocols.DELETE_WINDOW);
 572
 573                         if (wwin->frame)
 574                                 wWindowUpdateButtonImages(wwin);
 575
 576                 } else if (event->atom == _XA_WM_COLORMAP_WINDOWS) {
 577
 578                         GetColormapWindows(wwin);
 579                         wColormapInstallForWindow(wwin->screen_ptr, wwin);
 580
 581                 } else if (event->atom == _XA_WINDOWMAKER_MENU) {
 582                         WApplication *wapp;
 583
 584                         wapp = wApplicationOf(wwin->main_window);
 585                         if (wapp) {
 586                                 if (wapp->menu) {
 587                                         /* update menu */
 588                                         /* TODO: remake appmenu update */
 589                                         wAppMenuDestroy(wapp->menu);
 590                                 }
 591                                 if (wwin->fake_group) {
 592                                         extern WPreferences wPreferences;
 593                                         WScreen *scr = wwin->screen_ptr;
 594                                         WWindow *foo = scr->focused_window;
 595                                         WFakeGroupLeader *fPtr = wwin->fake_group;
 596
 597                                         wApplicationDestroy(wapp);
 598                                         while (foo) {
 599                                                 if (foo->fake_group && foo->fake_group == fPtr) {
 600                                                         WSETUFLAG(foo, shared_appicon, 0);
 601                                                         foo->fake_group = NULL;
 602                                                         if (foo->group_id != None)
 603                                                                 foo->main_window = foo->group_id;
 604                                                         else if (foo->client_leader != None)
 605                                                                 foo->main_window = foo->client_leader;
 606                                                         else if (WFLAGP(foo, emulate_appicon))
 607                                                                 foo->main_window = foo->client_win;
 608                                                         else
 609                                                                 foo->main_window = None;
 610                                                         if (foo->main_window) {
 611                                                                 wapp = wApplicationCreate(foo);
 612                                                         }
 613                                                 }
 614                                                 foo = foo->prev;
 615                                         }
 616
 617                                         if (fPtr->leader != None)
 618                                                 XDestroyWindow(dpy, fPtr->leader);
 619                                         fPtr->retainCount = 0;
 620                                         fPtr->leader = None;
 621                                         fPtr->origLeader = None;
 622
 623                                         wapp = wApplicationOf(wwin->main_window);
 624                                         if (wapp) {
 625                                                 wapp->menu = wAppMenuGet(scr, wwin->main_window);
 626                                         }
 627                                         if (wPreferences.auto_arrange_icons) {
 628                                                 wArrangeIcons(wwin->screen_ptr, True);
 629                                         }
 630                                 } else {
 631                                         wapp->menu = wAppMenuGet(wwin->screen_ptr, wwin->main_window);
 632                                 }
 633                                 /* make the appmenu be mapped */
 634                                 wSetFocusTo(wwin->screen_ptr, NULL);
 635                                 wSetFocusTo(wwin->screen_ptr, wwin->screen_ptr->focused_window);
 636                         }
 637                 } else if (event->atom == _XA_GNUSTEP_WM_ATTR) {
 638                         GNUstepWMAttributes *attr;
 639
 640                         PropGetGNUstepWMAttr(wwin->client_win, &attr);
 641
 642                         wWindowUpdateGNUstepAttr(wwin, attr);
 643
 644                         XFree(attr);
 645                 } else {
 646 #ifdef NETWM_HINTS
 647                         wNETWMCheckClientHintChange(wwin, event);
 648 #endif
 649                 }
 650         }
 651 }
 652
 653 /*
 654  *----------------------------------------------------------------------
 655  * wClientGetNormalHints--
 656  *      Get size (normal) hints and a default geometry for the client
 657  * window. The hints are also checked for inconsistency. If geometry is
 658  * True, the returned data will account for client specified initial
 659  * geometry.
 660  *
 661  * Side effects:
 662  *      normal_hints is filled with valid data.
 663  *----------------------------------------------------------------------
 664  */
 665 void
 666 wClientGetNormalHints(WWindow * wwin, XWindowAttributes * wattribs, Bool geometry,
 667                       int *x, int *y, unsigned *width, unsigned *height)
 668 {
 669         int pre_icccm = 0;      /* not used */
 670
 671         /* find a position for the window */
 672         if (!wwin->normal_hints)
 673                 wwin->normal_hints = XAllocSizeHints();
 674
 675         if (!PropGetNormalHints(wwin->client_win, wwin->normal_hints, &pre_icccm)) {
 676                 wwin->normal_hints->flags = 0;
 677         }
 678         *x = wattribs->x;
 679         *y = wattribs->y;
 680
 681         *width = wattribs->width;
 682         *height = wattribs->height;
 683
 684         if (!(wwin->normal_hints->flags & PWinGravity)) {
 685                 wwin->normal_hints->win_gravity = NorthWestGravity;
 686         }
 687         if (!(wwin->normal_hints->flags & PMinSize)) {
 688                 wwin->normal_hints->min_width = MIN_WINDOW_SIZE;
 689                 wwin->normal_hints->min_height = MIN_WINDOW_SIZE;
 690         }
 691         if (!(wwin->normal_hints->flags & PBaseSize)) {
 692                 wwin->normal_hints->base_width = 0;
 693                 wwin->normal_hints->base_height = 0;
 694         }
 695         if (!(wwin->normal_hints->flags & PMaxSize)) {
 696                 wwin->normal_hints->max_width = wwin->screen_ptr->scr_width * 2;
 697                 wwin->normal_hints->max_height = wwin->screen_ptr->scr_height * 2;
 698         }
 699
 700         /* some buggy apps set weird hints.. */
 701         if (wwin->normal_hints->min_width <= 0)
 702                 wwin->normal_hints->min_width = MIN_WINDOW_SIZE;
 703
 704         if (wwin->normal_hints->min_height <= 0)
 705                 wwin->normal_hints->min_height = MIN_WINDOW_SIZE;
 706
 707         if (wwin->normal_hints->max_width < wwin->normal_hints->min_width)
 708                 wwin->normal_hints->max_width = wwin->normal_hints->min_width;
 709
 710         if (wwin->normal_hints->max_height < wwin->normal_hints->min_height)
 711                 wwin->normal_hints->max_height = wwin->normal_hints->min_height;
 712
 713         if (!(wwin->normal_hints->flags & PResizeInc)) {
 714                 wwin->normal_hints->width_inc = 1;
 715                 wwin->normal_hints->height_inc = 1;
 716         } else {
 717                 if (wwin->normal_hints->width_inc <= 0)
 718                         wwin->normal_hints->width_inc = 1;
 719                 if (wwin->normal_hints->height_inc <= 0)
 720                         wwin->normal_hints->height_inc = 1;
 721         }
 722
 723         if (wwin->normal_hints->flags & PAspect) {
 724                 if (wwin->normal_hints->min_aspect.x < 1)
 725                         wwin->normal_hints->min_aspect.x = 1;
 726                 if (wwin->normal_hints->min_aspect.y < 1)
 727                         wwin->normal_hints->min_aspect.y = 1;
 728
 729                 if (wwin->normal_hints->max_aspect.x < 1)
 730                         wwin->normal_hints->max_aspect.x = 1;
 731                 if (wwin->normal_hints->max_aspect.y < 1)
 732                         wwin->normal_hints->max_aspect.y = 1;
 733         }
 734
 735         if (wwin->normal_hints->min_height > wwin->normal_hints->max_height) {
 736                 wwin->normal_hints->min_height = wwin->normal_hints->max_height;
 737         }
 738         if (wwin->normal_hints->min_width > wwin->normal_hints->max_width) {
 739                 wwin->normal_hints->min_width = wwin->normal_hints->max_width;
 740         }
 741 #ifdef IGNORE_PPOSITION
 742         wwin->normal_hints->flags &= ~PPosition;
 743 #endif
 744
 745         if (pre_icccm && !wwin->screen_ptr->flags.startup && geometry) {
 746                 if (wwin->normal_hints->flags & (USPosition | PPosition)) {
 747                         *x = wwin->normal_hints->x;
 748                         *y = wwin->normal_hints->y;
 749                 }
 750                 if (wwin->normal_hints->flags & (USSize | PSize)) {
 751                         *width = wwin->normal_hints->width;
 752                         *height = wwin->normal_hints->height;
 753                 }
 754         }
 755 }
 756
 757 void GetColormapWindows(WWindow * wwin)
 758 {
 759 #ifndef NO_CRASHES
 760         if (wwin->cmap_windows) {
 761                 XFree(wwin->cmap_windows);
 762         }
 763
 764         wwin->cmap_windows = NULL;
 765         wwin->cmap_window_no = 0;
 766
 767         if (!XGetWMColormapWindows(dpy, wwin->client_win, &(wwin->cmap_windows), &(wwin->cmap_window_no))
 768             || !wwin->cmap_windows) {
 769                 wwin->cmap_window_no = 0;
 770                 wwin->cmap_windows = NULL;
 771         }
 772 #endif
 773 }