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  99  * states defined in ICCCM (Iconic, Withdrawn, Normal)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