ioncore/clientwin.c

   1 /*
   2  * ion/ioncore/clientwin.c
   3  *
   4  * Copyright (c) Tuomo Valkonen 1999-2007.
   5  *
   6  * See the included file LICENSE for details.
   7  */
   8
   9 #include <string.h>
  10 #include <limits.h>
  11 #include <ctype.h>
  12
  13 #include <libtu/objp.h>
  14 #include <libtu/minmax.h>
  15 #include <libextl/extl.h>
  16 #include <libmainloop/defer.h>
  17 #include <libmainloop/hooks.h>
  18 #include "common.h"
  19 #include "global.h"
  20 #include "property.h"
  21 #include "focus.h"
  22 #include "sizehint.h"
  23 #include "event.h"
  24 #include "clientwin.h"
  25 #include "colormap.h"
  26 #include "resize.h"
  27 #include "attach.h"
  28 #include "regbind.h"
  29 #include "bindmaps.h"
  30 #include "names.h"
  31 #include "saveload.h"
  32 #include "manage.h"
  33 #include "extlconv.h"
  34 #include "fullscreen.h"
  35 #include "event.h"
  36 #include "rootwin.h"
  37 #include "activity.h"
  38 #include "netwm.h"
  39 #include "xwindow.h"
  40 #include "bindmaps.h"
  41 #include "return.h"
  42 #include "conf.h"
  43 #include "group.h"
  44
  45
  46 static void set_clientwin_state(WClientWin *cwin, int state);
  47 static bool send_clientmsg(Window win, Atom a, Time stmp);
  48
  49
  50 WHook *clientwin_do_manage_alt=NULL;
  51 WHook *clientwin_mapped_hook=NULL;
  52 WHook *clientwin_unmapped_hook=NULL;
  53 WHook *clientwin_property_change_hook=NULL;
  54
  55
  56 /*{{{ Get properties */
  57
  58
  59 void clientwin_get_protocols(WClientWin *cwin)
  60 {
  61     Atom *protocols=NULL, *p;
  62     int n;
  63
  64     cwin->flags&=~(CLIENTWIN_P_WM_DELETE|CLIENTWIN_P_WM_TAKE_FOCUS);
  65
  66     if(!XGetWMProtocols(ioncore_g.dpy, cwin->win, &protocols, &n))
  67         return;
  68
  69     for(p=protocols; n; n--, p++){
  70         if(*p==ioncore_g.atom_wm_delete)
  71             cwin->flags|=CLIENTWIN_P_WM_DELETE;
  72         else if(*p==ioncore_g.atom_wm_take_focus)
  73             cwin->flags|=CLIENTWIN_P_WM_TAKE_FOCUS;
  74     }
  75
  76     if(protocols!=NULL)
  77         XFree((char*)protocols);
  78 }
  79
  80
  81 static WSizePolicy get_sizepolicy_winprop(WClientWin *cwin,
  82                                           const char *propname,
  83                                           WSizePolicy value)
  84 {
  85     char *szplcy;
  86
  87     if(extl_table_gets_s(cwin->proptab, propname, &szplcy)){
  88         string2sizepolicy(szplcy, &value);
  89         free(szplcy);
  90     }
  91     return value;
  92 }
  93
  94
  95 #define SIZEHINT_PROPS (CLIENTWIN_PROP_MAXSIZE|   \
  96                         CLIENTWIN_PROP_MINSIZE|   \
  97                         CLIENTWIN_PROP_ASPECT|    \
  98                         CLIENTWIN_PROP_RSZINC|    \
  99                         CLIENTWIN_PROP_I_MAXSIZE| \
 100                         CLIENTWIN_PROP_I_MINSIZE| \
 101                         CLIENTWIN_PROP_I_ASPECT|  \
 102                         CLIENTWIN_PROP_I_RSZINC)
 103
 104
 105 #define DO_SZH(NAME, FLAG, IFLAG, SZHFLAG, W, H, C)  \
 106     if(extl_table_is_bool_set(tab, "ignore_" NAME)){ \
 107         cwin->flags|=IFLAG;                          \
 108     }else if(extl_table_gets_t(tab, NAME, &tab2)){   \
 109         if(extl_table_gets_i(tab2, "w", &i1) &&      \
 110            extl_table_gets_i(tab2, "h", &i2)){       \
 111             cwin->size_hints.W=i1;                   \
 112             cwin->size_hints.H=i2;                   \
 113             C                                        \
 114             cwin->size_hints.flags|=SZHFLAG;         \
 115             cwin->flags|=FLAG;                       \
 116         }                                            \
 117         extl_unref_table(tab2);                      \
 118     }
 119
 120
 121 static void clientwin_get_winprops(WClientWin *cwin)
 122 {
 123     ExtlTab tab, tab2;
 124     char *s;
 125     int i1, i2;
 126
 127     tab=ioncore_get_winprop(cwin);
 128
 129     cwin->proptab=tab;
 130
 131     if(tab==extl_table_none())
 132         return;
 133
 134     if(extl_table_is_bool_set(tab, "transparent"))
 135         cwin->flags|=CLIENTWIN_PROP_TRANSPARENT;
 136
 137     if(extl_table_is_bool_set(tab, "acrobatic"))
 138         cwin->flags|=CLIENTWIN_PROP_ACROBATIC;
 139
 140     DO_SZH("max_size", CLIENTWIN_PROP_MAXSIZE, CLIENTWIN_PROP_I_MAXSIZE,
 141            PMaxSize, max_width, max_height, );
 142
 143     DO_SZH("min_size", CLIENTWIN_PROP_MINSIZE, CLIENTWIN_PROP_I_MINSIZE,
 144            PMinSize, min_width, min_height, );
 145
 146     DO_SZH("resizeinc", CLIENTWIN_PROP_RSZINC, CLIENTWIN_PROP_I_RSZINC,
 147            PResizeInc, width_inc, height_inc, );
 148
 149     DO_SZH("aspect", CLIENTWIN_PROP_ASPECT, CLIENTWIN_PROP_I_ASPECT,
 150            PAspect, min_aspect.x, min_aspect.y,
 151            { cwin->size_hints.max_aspect.x=i1;
 152              cwin->size_hints.max_aspect.y=i2;
 153            });
 154
 155     if(extl_table_is_bool_set(tab, "ignore_cfgrq"))
 156         cwin->flags|=CLIENTWIN_PROP_IGNORE_CFGRQ;
 157
 158     if(extl_table_gets_s(tab, "orientation", &s)){
 159         if(strcmp(s, "vertical")==0)
 160             cwin->flags|=CLIENTWIN_PROP_O_VERT;
 161         else if(strcmp(s, "horizontal")==0)
 162             cwin->flags|=CLIENTWIN_PROP_O_HORIZ;
 163         free(s);
 164     }
 165 }
 166
 167
 168 void clientwin_get_size_hints(WClientWin *cwin)
 169 {
 170     XSizeHints tmp=cwin->size_hints;
 171
 172     xwindow_get_sizehints(cwin->win, &(cwin->size_hints));
 173
 174     if(cwin->flags&CLIENTWIN_PROP_I_MAXSIZE){
 175         cwin->size_hints.flags&=~PMaxSize;
 176     }else if(cwin->flags&CLIENTWIN_PROP_MAXSIZE){
 177         cwin->size_hints.max_width=tmp.max_width;
 178         cwin->size_hints.max_height=tmp.max_height;
 179         cwin->size_hints.flags|=PMaxSize;
 180     }
 181
 182     if(cwin->flags&CLIENTWIN_PROP_I_MINSIZE){
 183         cwin->size_hints.flags&=~PMinSize;
 184     }else if(cwin->flags&CLIENTWIN_PROP_MINSIZE){
 185         cwin->size_hints.min_width=tmp.min_width;
 186         cwin->size_hints.min_height=tmp.min_height;
 187         cwin->size_hints.flags|=PMinSize;
 188     }
 189
 190     if(cwin->flags&CLIENTWIN_PROP_I_ASPECT){
 191         cwin->size_hints.flags&=~PAspect;
 192     }else if(cwin->flags&CLIENTWIN_PROP_ASPECT){
 193         cwin->size_hints.min_aspect=tmp.min_aspect;
 194         cwin->size_hints.max_aspect=tmp.max_aspect;
 195         cwin->size_hints.flags|=PAspect;
 196     }
 197
 198     if(cwin->flags&CLIENTWIN_PROP_I_RSZINC){
 199         cwin->size_hints.flags&=~PResizeInc;
 200     }else if(cwin->flags&CLIENTWIN_PROP_RSZINC){
 201         cwin->size_hints.width_inc=tmp.width_inc;
 202         cwin->size_hints.height_inc=tmp.height_inc;
 203         cwin->size_hints.flags|=PResizeInc;
 204     }
 205 }
 206
 207
 208 void clientwin_get_set_name(WClientWin *cwin)
 209 {
 210     char **list=NULL;
 211     int n=0;
 212
 213     if(ioncore_g.use_mb)
 214         list=netwm_get_name(cwin);
 215
 216     if(list==NULL){
 217         list=xwindow_get_text_property(cwin->win, XA_WM_NAME, &n);
 218     }else{
 219         cwin->flags|=CLIENTWIN_USE_NET_WM_NAME;
 220     }
 221
 222     if(list==NULL){
 223         /* Special condition kludge: property exists, but couldn't
 224          * be converted to a string list.
 225          */
 226         clientwin_set_name(cwin, (n==-1 ? "???" : NULL));
 227     }else{
 228         clientwin_set_name(cwin, *list);
 229         XFreeStringList(list);
 230     }
 231 }
 232
 233
 234 /* Some standard winprops */
 235
 236
 237 bool clientwin_get_switchto(const WClientWin *cwin)
 238 {
 239     bool b;
 240
 241     if(ioncore_g.opmode==IONCORE_OPMODE_INIT)
 242         return FALSE;
 243
 244     if(extl_table_gets_b(cwin->proptab, "switchto", &b))
 245         return b;
 246
 247     return ioncore_g.switchto_new;
 248 }
 249
 250
 251 int clientwin_get_transient_mode(const WClientWin *cwin)
 252 {
 253     char *s;
 254     int mode=TRANSIENT_MODE_NORMAL;
 255
 256     if(extl_table_gets_s(cwin->proptab, "transient_mode", &s)){
 257         if(strcmp(s, "current")==0)
 258             mode=TRANSIENT_MODE_CURRENT;
 259         else if(strcmp(s, "off")==0)
 260             mode=TRANSIENT_MODE_OFF;
 261         free(s);
 262     }
 263     return mode;
 264 }
 265
 266
 267 /*}}}*/
 268
 269
 270 /*{{{ Manage/create */
 271
 272
 273 static void configure_cwin_bw(Window win, int bw)
 274 {
 275     XWindowChanges wc;
 276     ulong wcmask=CWBorderWidth;
 277
 278     wc.border_width=bw;
 279     XConfigureWindow(ioncore_g.dpy, win, wcmask, &wc);
 280 }
 281
 282
 283 static void set_sane_gravity(Window win)
 284 {
 285     XSetWindowAttributes attr;
 286
 287     attr.win_gravity=NorthWestGravity;
 288
 289     XChangeWindowAttributes(ioncore_g.dpy, win,
 290                             CWWinGravity, &attr);
 291 }
 292
 293
 294 static bool clientwin_init(WClientWin *cwin, WWindow *par, Window win,
 295                            XWindowAttributes *attr)
 296 {
 297     WFitParams fp;
 298
 299     cwin->flags=0;
 300     cwin->win=win;
 301     cwin->state=WithdrawnState;
 302
 303     fp.g.x=attr->x;
 304     fp.g.y=attr->y;
 305     fp.g.w=attr->width;
 306     fp.g.h=attr->height;
 307     fp.mode=REGION_FIT_EXACT;
 308
 309     /* The idiot who invented special server-supported window borders that
 310      * are not accounted for in the window size should be "taken behind a
 311      * sauna".
 312      */
 313     cwin->orig_bw=attr->border_width;
 314     configure_cwin_bw(cwin->win, 0);
 315     if(cwin->orig_bw!=0 && cwin->size_hints.flags&PWinGravity){
 316         fp.g.x+=xgravity_deltax(cwin->size_hints.win_gravity,
 317                                -cwin->orig_bw, -cwin->orig_bw);
 318         fp.g.y+=xgravity_deltay(cwin->size_hints.win_gravity,
 319                                -cwin->orig_bw, -cwin->orig_bw);
 320     }
 321
 322     set_sane_gravity(cwin->win);
 323
 324     cwin->n_cmapwins=0;
 325     cwin->cmap=attr->colormap;
 326     cwin->cmaps=NULL;
 327     cwin->cmapwins=NULL;
 328     cwin->n_cmapwins=0;
 329     cwin->event_mask=IONCORE_EVENTMASK_CLIENTWIN;
 330
 331     region_init(&(cwin->region), par, &fp);
 332
 333     cwin->region.flags|=REGION_GRAB_ON_PARENT;
 334     region_add_bindmap(&cwin->region, ioncore_clientwin_bindmap);
 335
 336     XSelectInput(ioncore_g.dpy, win, cwin->event_mask);
 337
 338     clientwin_register(cwin);
 339     clientwin_get_set_name(cwin);
 340     clientwin_get_colormaps(cwin);
 341     clientwin_get_protocols(cwin);
 342     clientwin_get_winprops(cwin);
 343     clientwin_get_size_hints(cwin);
 344
 345     XSaveContext(ioncore_g.dpy, win, ioncore_g.win_context, (XPointer)cwin);
 346     XAddToSaveSet(ioncore_g.dpy, win);
 347
 348     return TRUE;
 349 }
 350
 351
 352 static WClientWin *create_clientwin(WWindow *par, Window win,
 353                                     XWindowAttributes *attr)
 354 {
 355     CREATEOBJ_IMPL(WClientWin, clientwin, (p, par, win, attr));
 356 }
 357
 358
 359
 360 WClientWin *clientwin_get_transient_for(const WClientWin *cwin)
 361 {
 362     Window tforwin;
 363     WClientWin *tfor=NULL;
 364
 365     if(clientwin_get_transient_mode(cwin)!=TRANSIENT_MODE_NORMAL)
 366         return NULL;
 367
 368     if(!XGetTransientForHint(ioncore_g.dpy, cwin->win, &tforwin))
 369         return NULL;
 370
 371     if(tforwin==None)
 372         return NULL;
 373
 374     tfor=XWINDOW_REGION_OF_T(tforwin, WClientWin);
 375
 376     if(tfor==cwin){
 377         warn(TR("The transient_for hint for \"%s\" points to itself."),
 378              region_name((WRegion*)cwin));
 379     }else if(tfor==NULL){
 380         if(xwindow_region_of(tforwin)!=NULL){
 381             warn(TR("Client window \"%s\" has broken transient_for hint. "
 382                     "(\"Extended WM hints\" multi-parent brain damage?)"),
 383                  region_name((WRegion*)cwin));
 384         }
 385     }else if(!region_same_rootwin((WRegion*)cwin, (WRegion*)tfor)){
 386         warn(TR("The transient_for window for \"%s\" is not on the same "
 387                 "screen."), region_name((WRegion*)cwin));
 388     }else{
 389         return tfor;
 390     }
 391
 392     return NULL;
 393 }
 394
 395
 396 static bool postmanage_check(WClientWin *cwin, XWindowAttributes *attr)
 397 {
 398     /* Check that the window exists. The previous check and selectinput
 399      * do not seem to catch all cases of window destroyal.
 400      */
 401     XSync(ioncore_g.dpy, False);
 402
 403     if(XGetWindowAttributes(ioncore_g.dpy, cwin->win, attr))
 404         return TRUE;
 405
 406     warn(TR("Window %#x disappeared."), cwin->win);
 407
 408     return FALSE;
 409 }
 410
 411
 412 static bool do_manage_mrsh(bool (*fn)(WClientWin *cwin, WManageParams *pm),
 413                            void **p)
 414 {
 415     return fn((WClientWin*)p[0], (WManageParams*)p[1]);
 416 }
 417
 418
 419
 420 static bool do_manage_mrsh_extl(ExtlFn fn, void **p)
 421 {
 422     WClientWin *cwin=(WClientWin*)p[0];
 423     WManageParams *mp=(WManageParams*)p[1];
 424     ExtlTab t=manageparams_to_table(mp);
 425     bool ret=FALSE;
 426
 427     extl_call(fn, "ot", "b", cwin, t, &ret);
 428
 429     extl_unref_table(t);
 430
 431     return (ret && REGION_MANAGER(cwin)!=NULL);
 432 }
 433
 434
 435 /* This is called when a window is mapped on the root window.
 436  * We want to check if we should manage the window and how and
 437  * act appropriately.
 438  */
 439 WClientWin* ioncore_manage_clientwin(Window win, bool maprq)
 440 {
 441     WRootWin *rootwin;
 442     WClientWin *cwin=NULL;
 443     XWindowAttributes attr;
 444     XWMHints *hints;
 445     int init_state=NormalState;
 446     WManageParams param=MANAGEPARAMS_INIT;
 447     void *mrshpm[2];
 448
 449     param.dockapp=FALSE;
 450
 451     /* Is the window already being managed? */
 452     cwin=XWINDOW_REGION_OF_T(win, WClientWin);
 453     if(cwin!=NULL)
 454         return cwin;
 455
 456     /* Select for UnmapNotify and DestroyNotify as the
 457      * window might get destroyed or unmapped in the meanwhile.
 458      */
 459     xwindow_unmanaged_selectinput(win, StructureNotifyMask);
 460
 461     if(!XGetWindowAttributes(ioncore_g.dpy, win, &attr)){
 462         if(maprq)
 463             warn(TR("Window %#x disappeared."), win);
 464         goto fail2;
 465     }
 466
 467     /* Is it a dockapp?
 468      */
 469     hints=XGetWMHints(ioncore_g.dpy, win);
 470
 471     if(hints!=NULL){
 472         if(hints->flags&StateHint)
 473             init_state=hints->initial_state;
 474
 475         if(!param.dockapp && init_state==WithdrawnState &&
 476            hints->flags&IconWindowHint && hints->icon_window!=None){
 477             Window icon_win=hints->icon_window;
 478             XWindowAttributes icon_attr;
 479
 480             if(!XGetWindowAttributes(ioncore_g.dpy, icon_win, &icon_attr)){
 481                 if(maprq)
 482                     warn(TR("Window %#x disappeared."), win);
 483                 XFree((void*)hints);
 484                 goto fail2;
 485             }
 486
 487             if(!maprq){
 488                 if(attr.map_state==IsViewable){
 489                     /* The dockapp might be displaying its "main" window if no
 490                      * wm that understands dockapps has been managing it.
 491                      */
 492                     XUnmapWindow(ioncore_g.dpy, win);
 493                     param.dockapp=TRUE;
 494                 }else{
 495                     /* Main window is unmapped on initial scan, but icon window
 496                      * is mapped. Let's hope it's a dockapp left by e.g. us.
 497                      */
 498                     if(icon_attr.map_state==IsViewable)
 499                         param.dockapp=TRUE;
 500                 }
 501             }else{
 502                 param.dockapp=TRUE;
 503             }
 504
 505             if(param.dockapp){
 506                 char **p=NULL;
 507                 int n=0;
 508
 509                 xwindow_unmanaged_selectinput(win, 0);
 510                 xwindow_unmanaged_selectinput(icon_win, StructureNotifyMask);
 511
 512                 win=icon_win;
 513                 attr=icon_attr;
 514
 515                 /* Copy WM_CLASS as _ION_DOCKAPP_HACK */
 516
 517                 p=xwindow_get_text_property(win, XA_WM_CLASS, &n);
 518
 519                 if(p!=NULL){
 520                     xwindow_set_text_property(icon_win, ioncore_g.atom_dockapp_hack,
 521                                               (const char **)p, n);
 522                     XFreeStringList(p);
 523                 }else{
 524                     const char *pdummy[2]={"unknowndockapp", "UnknownDockapp"};
 525                     xwindow_set_text_property(icon_win, ioncore_g.atom_dockapp_hack,
 526                                               pdummy, 2);
 527                 }
 528             }
 529         }
 530
 531         XFree((void*)hints);
 532     }
 533
 534     /* Do we really want to manage it? */
 535     if(!param.dockapp && (attr.override_redirect ||
 536         (!maprq && attr.map_state!=IsViewable))){
 537         goto fail2;
 538     }
 539
 540     attr.width=maxof(attr.width, 1);
 541     attr.height=maxof(attr.height, 1);
 542
 543     /* Find root window */
 544     FOR_ALL_ROOTWINS(rootwin){
 545         if(WROOTWIN_ROOT(rootwin)==attr.root)
 546             break;
 547     }
 548
 549     if(rootwin==NULL){
 550         warn(TR("Unable to find a matching root window!"));
 551         goto fail2;
 552     }
 553
 554     /* Allocate and initialize */
 555     cwin=create_clientwin((WWindow*)rootwin, win, &attr);
 556
 557     if(cwin==NULL){
 558         warn_err();
 559         goto fail2;
 560     }
 561
 562     param.geom=REGION_GEOM(cwin);
 563     param.maprq=maprq;
 564     param.switchto=(init_state!=IconicState && clientwin_get_switchto(cwin));
 565     param.jumpto=extl_table_is_bool_set(cwin->proptab, "jumpto");
 566     param.gravity=(cwin->size_hints.flags&PWinGravity
 567                    ? cwin->size_hints.win_gravity
 568                    : ForgetGravity);
 569     param.tfor=clientwin_get_transient_for(cwin);
 570
 571     if(!extl_table_gets_b(cwin->proptab, "userpos", &param.userpos))
 572         param.userpos=(cwin->size_hints.flags&USPosition);
 573
 574     if(cwin->flags&SIZEHINT_PROPS){
 575         /* If size hints have been messed with, readjust requested geometry
 576          * here. If programs themselves give incompatible geometries and
 577          * things don't look good then, it's their fault.
 578          */
 579         region_size_hints_correct((WRegion*)cwin, &param.geom.w, &param.geom.h,
 580                                   FALSE);
 581     }
 582
 583     mrshpm[0]=cwin;
 584     mrshpm[1]=&param;
 585
 586     if(!hook_call_alt(clientwin_do_manage_alt, &mrshpm,
 587                       (WHookMarshall*)do_manage_mrsh,
 588                       (WHookMarshallExtl*)do_manage_mrsh_extl)){
 589         warn(TR("Unable to manage client window %#x."), win);
 590         goto failure;
 591     }
 592
 593     if(ioncore_g.opmode==IONCORE_OPMODE_NORMAL &&
 594        !region_is_fully_mapped((WRegion*)cwin) &&
 595        !region_skip_focus((WRegion*)cwin)){
 596         region_set_activity((WRegion*)cwin, SETPARAM_SET);
 597     }
 598
 599     if(postmanage_check(cwin, &attr)){
 600         if(param.jumpto && ioncore_g.focus_next==NULL)
 601             region_goto((WRegion*)cwin);
 602         hook_call_o(clientwin_mapped_hook, (Obj*)cwin);
 603         return cwin;
 604     }
 605
 606 failure:
 607     clientwin_destroyed(cwin);
 608     return NULL;
 609
 610 fail2:
 611     xwindow_unmanaged_selectinput(win, 0);
 612     return NULL;
 613 }
 614
 615
 616 void clientwin_tfor_changed(WClientWin *cwin)
 617 {
 618 #if 0
 619     WManageParams param=MANAGEPARAMS_INIT;
 620     bool succeeded=FALSE;
 621     param.tfor=clientwin_get_transient_for(cwin);
 622     if(param.tfor==NULL)
 623         return;
 624
 625     region_rootpos((WRegion*)cwin, &(param.geom.x), &(param.geom.y));
 626     param.geom.w=REGION_GEOM(cwin).w;
 627     param.geom.h=REGION_GEOM(cwin).h;
 628     param.maprq=FALSE;
 629     param.userpos=FALSE;
 630     param.switchto=region_may_control_focus((WRegion*)cwin);
 631     param.jumpto=extl_table_is_bool_set(cwin->proptab, "jumpto");
 632     param.gravity=ForgetGravity;
 633
 634     CALL_ALT_B(succeeded, clientwin_do_manage_alt, (cwin, &param));
 635     warn("WM_TRANSIENT_FOR changed for \"%s\".",
 636          region_name((WRegion*)cwin));
 637 #else
 638     warn(TR("Changes is WM_TRANSIENT_FOR property are unsupported."));
 639 #endif
 640 }
 641
 642
 643 /*}}}*/
 644
 645
 646 /*{{{ Unmanage/destroy */
 647
 648
 649 static bool reparent_root(WClientWin *cwin)
 650 {
 651     XWindowAttributes attr;
 652     WWindow *par;
 653     Window dummy;
 654     int x=0, y=0;
 655
 656     if(!XGetWindowAttributes(ioncore_g.dpy, cwin->win, &attr))
 657         return FALSE;
 658
 659     par=REGION_PARENT(cwin);
 660
 661     if(par==NULL){
 662         x=REGION_GEOM(cwin).x;
 663         y=REGION_GEOM(cwin).y;
 664     }else{
 665         int dr=REGION_GEOM(par).w-REGION_GEOM(cwin).w-REGION_GEOM(cwin).x;
 666         int db=REGION_GEOM(par).h-REGION_GEOM(cwin).h-REGION_GEOM(cwin).y;
 667         dr=maxof(dr, 0);
 668         db=maxof(db, 0);
 669
 670         XTranslateCoordinates(ioncore_g.dpy, par->win, attr.root, 0, 0,
 671                               &x, &y, &dummy);
 672
 673         x-=xgravity_deltax(cwin->size_hints.win_gravity,
 674                            maxof(0, REGION_GEOM(cwin).x), dr);
 675         y-=xgravity_deltay(cwin->size_hints.win_gravity,
 676                            maxof(0, REGION_GEOM(cwin).y), db);
 677     }
 678
 679     XReparentWindow(ioncore_g.dpy, cwin->win, attr.root, x, y);
 680
 681     return TRUE;
 682 }
 683
 684
 685 void clientwin_deinit(WClientWin *cwin)
 686 {
 687     WRegion *reg;
 688
 689     if(cwin->win!=None){
 690         region_pointer_focus_hack(&cwin->region);
 691
 692         xwindow_unmanaged_selectinput(cwin->win, 0);
 693         XUnmapWindow(ioncore_g.dpy, cwin->win);
 694
 695         if(cwin->orig_bw!=0)
 696             configure_cwin_bw(cwin->win, cwin->orig_bw);
 697
 698         if(reparent_root(cwin)){
 699             if(ioncore_g.opmode==IONCORE_OPMODE_DEINIT){
 700                 XMapWindow(ioncore_g.dpy, cwin->win);
 701                 /* Make sure the topmost window has focus; it doesn't really
 702                  * matter which one has as long as some has.
 703                  */
 704                 xwindow_do_set_focus(cwin->win);
 705             }else{
 706                 set_clientwin_state(cwin, WithdrawnState);
 707                 netwm_delete_state(cwin);
 708             }
 709         }
 710
 711         XRemoveFromSaveSet(ioncore_g.dpy, cwin->win);
 712         XDeleteContext(ioncore_g.dpy, cwin->win, ioncore_g.win_context);
 713     }
 714
 715     clientwin_clear_colormaps(cwin);
 716
 717     region_deinit((WRegion*)cwin);
 718 }
 719
 720
 721
 722 static bool mrsh_u_c(WHookDummy *fn, void *param)
 723 {
 724     fn(*(Window*)param);
 725     return TRUE;
 726 }
 727
 728 static bool mrsh_u_extl(ExtlFn fn, void *param)
 729 {
 730     double d=*(Window*)param;
 731     extl_call(fn, "d", NULL, d);
 732     return TRUE;
 733 }
 734
 735 static void clientwin_do_unmapped(WClientWin *cwin, Window win)
 736 {
 737     cwin->flags|=CLIENTWIN_UNMAP_RQ;
 738
 739     /* First try a graceful chain-dispose */
 740     if(!region_rqdispose((WRegion*)cwin)){
 741         /* But force dispose anyway */
 742         region_dispose((WRegion*)cwin);
 743     }
 744
 745     hook_call(clientwin_unmapped_hook, &win, mrsh_u_c, mrsh_u_extl);
 746 }
 747
 748 /* Used when the window was unmapped */
 749 void clientwin_unmapped(WClientWin *cwin)
 750 {
 751     clientwin_do_unmapped(cwin, cwin->win);
 752 }
 753
 754
 755 /* Used when the window was deastroyed */
 756 void clientwin_destroyed(WClientWin *cwin)
 757 {
 758     Window win=cwin->win;
 759     XRemoveFromSaveSet(ioncore_g.dpy, cwin->win);
 760     XDeleteContext(ioncore_g.dpy, cwin->win, ioncore_g.win_context);
 761     xwindow_unmanaged_selectinput(cwin->win, 0);
 762     cwin->win=None;
 763     clientwin_do_unmapped(cwin, win);
 764 }
 765
 766
 767 /*}}}*/
 768
 769
 770 /*{{{ Kill/close */
 771
 772
 773 static bool send_clientmsg(Window win, Atom a, Time stmp)
 774 {
 775     XClientMessageEvent ev;
 776
 777     ev.type=ClientMessage;
 778     ev.window=win;
 779     ev.message_type=ioncore_g.atom_wm_protocols;
 780     ev.format=32;
 781     ev.data.l[0]=a;
 782     ev.data.l[1]=stmp;
 783
 784     return (XSendEvent(ioncore_g.dpy, win, False, 0L, (XEvent*)&ev)!=0);
 785 }
 786
 787
 788 /*EXTL_DOC
 789  * Attempt to kill (with \code{XKillWindow}) the client that owns
 790  * the X window correspoding to \var{cwin}.
 791  */
 792 EXTL_EXPORT_MEMBER
 793 void clientwin_kill(WClientWin *cwin)
 794 {
 795     XKillClient(ioncore_g.dpy, cwin->win);
 796 }
 797
 798
 799 void clientwin_rqclose(WClientWin *cwin, bool relocate_ignored)
 800 {
 801     /* Ignore relocate parameter -- client windows can always be
 802      * destroyed by the application in any case, so way may just as
 803      * well assume relocate is always set.
 804      */
 805
 806     if(cwin->flags&CLIENTWIN_P_WM_DELETE){
 807         send_clientmsg(cwin->win, ioncore_g.atom_wm_delete,
 808                        ioncore_get_timestamp());
 809     }else{
 810         warn(TR("Client does not support the WM_DELETE protocol."));
 811     }
 812 }
 813
 814
 815 /*}}}*/
 816
 817
 818 /*{{{ State (hide/show) */
 819
 820
 821 static void set_clientwin_state(WClientWin *cwin, int state)
 822 {
 823     if(cwin->state!=state){
 824         cwin->state=state;
 825         xwindow_set_state_property(cwin->win, state);
 826     }
 827 }
 828
 829
 830 static void hide_clientwin(WClientWin *cwin)
 831 {
 832     region_pointer_focus_hack(&cwin->region);
 833
 834     if(cwin->flags&CLIENTWIN_PROP_ACROBATIC){
 835         XMoveWindow(ioncore_g.dpy, cwin->win,
 836                     -2*REGION_GEOM(cwin).w, -2*REGION_GEOM(cwin).h);
 837         return;
 838     }
 839
 840     set_clientwin_state(cwin, IconicState);
 841     XSelectInput(ioncore_g.dpy, cwin->win,
 842                  cwin->event_mask&~(StructureNotifyMask|EnterWindowMask));
 843     XUnmapWindow(ioncore_g.dpy, cwin->win);
 844     XSelectInput(ioncore_g.dpy, cwin->win, cwin->event_mask);
 845 }
 846
 847
 848 static void show_clientwin(WClientWin *cwin)
 849 {
 850     if(cwin->flags&CLIENTWIN_PROP_ACROBATIC){
 851         XMoveWindow(ioncore_g.dpy, cwin->win,
 852                     REGION_GEOM(cwin).x, REGION_GEOM(cwin).y);
 853         if(cwin->state==NormalState)
 854             return;
 855     }
 856
 857     XSelectInput(ioncore_g.dpy, cwin->win,
 858                  cwin->event_mask&~(StructureNotifyMask|EnterWindowMask));
 859     XMapWindow(ioncore_g.dpy, cwin->win);
 860     XSelectInput(ioncore_g.dpy, cwin->win, cwin->event_mask);
 861     set_clientwin_state(cwin, NormalState);
 862 }
 863
 864
 865 /*}}}*/
 866
 867
 868 /*{{{ Resize/reparent/reconf helpers */
 869
 870
 871 void clientwin_notify_rootpos(WClientWin *cwin, int rootx, int rooty)
 872 {
 873     XEvent ce;
 874     Window win;
 875
 876     if(cwin==NULL)
 877         return;
 878
 879     win=cwin->win;
 880
 881     ce.xconfigure.type=ConfigureNotify;
 882     ce.xconfigure.event=win;
 883     ce.xconfigure.window=win;
 884     ce.xconfigure.x=rootx-cwin->orig_bw;
 885     ce.xconfigure.y=rooty-cwin->orig_bw;
 886     ce.xconfigure.width=REGION_GEOM(cwin).w;
 887     ce.xconfigure.height=REGION_GEOM(cwin).h;
 888     ce.xconfigure.border_width=cwin->orig_bw;
 889     ce.xconfigure.above=None;
 890     ce.xconfigure.override_redirect=False;
 891
 892     XSelectInput(ioncore_g.dpy, win, cwin->event_mask&~StructureNotifyMask);
 893     XSendEvent(ioncore_g.dpy, win, False, StructureNotifyMask, &ce);
 894     XSelectInput(ioncore_g.dpy, win, cwin->event_mask);
 895 }
 896
 897
 898 static void sendconfig_clientwin(WClientWin *cwin)
 899 {
 900     int rootx, rooty;
 901
 902     region_rootpos(&cwin->region, &rootx, &rooty);
 903     clientwin_notify_rootpos(cwin, rootx, rooty);
 904 }
 905
 906
 907 static void do_reparent_clientwin(WClientWin *cwin, Window win, int x, int y)
 908 {
 909     XSelectInput(ioncore_g.dpy, cwin->win,
 910                  cwin->event_mask&~StructureNotifyMask);
 911     XReparentWindow(ioncore_g.dpy, cwin->win, win, x, y);
 912     XSelectInput(ioncore_g.dpy, cwin->win, cwin->event_mask);
 913 }
 914
 915
 916 static void convert_geom(const WFitParams *fp,
 917                          WClientWin *cwin, WRectangle *geom)
 918 {
 919     WFitParams fptmp=*fp;
 920     WSizePolicy szplcy=SIZEPOLICY_FULL_EXACT;
 921
 922     /*if(cwin->szplcy!=SIZEPOLICY_DEFAULT)
 923         szplcy=cwin->szplcy;*/
 924
 925     sizepolicy(&szplcy, (WRegion*)cwin, NULL, REGION_RQGEOM_WEAK_ALL, &fptmp);
 926
 927     *geom=fptmp.g;
 928 }
 929
 930
 931 /*}}}*/
 932
 933
 934 /*{{{ Region dynfuns */
 935
 936
 937 static bool clientwin_fitrep(WClientWin *cwin, WWindow *np,
 938                              const WFitParams *fp)
 939 {
 940     WRectangle geom;
 941     bool changes;
 942     int w, h;
 943
 944     if(np!=NULL && !region_same_rootwin((WRegion*)cwin, (WRegion*)np))
 945         return FALSE;
 946
 947     if(fp->mode&REGION_FIT_WHATEVER){
 948         geom.x=fp->g.x;
 949         geom.y=fp->g.y;
 950         geom.w=REGION_GEOM(cwin).w;
 951         geom.h=REGION_GEOM(cwin).h;
 952     }else{
 953         geom=fp->g;
 954     }
 955
 956     changes=(REGION_GEOM(cwin).x!=geom.x ||
 957              REGION_GEOM(cwin).y!=geom.y ||
 958              REGION_GEOM(cwin).w!=geom.w ||
 959              REGION_GEOM(cwin).h!=geom.h);
 960
 961     REGION_GEOM(cwin)=geom;
 962
 963     if(np==NULL && !changes)
 964         return TRUE;
 965
 966     if(np!=NULL){
 967         region_unset_parent((WRegion*)cwin);
 968         do_reparent_clientwin(cwin, np->win, geom.x, geom.y);
 969         region_set_parent((WRegion*)cwin, np);
 970         sendconfig_clientwin(cwin);
 971
 972         if(!REGION_IS_FULLSCREEN(cwin))
 973             cwin->flags&=~CLIENTWIN_FS_RQ;
 974
 975         netwm_update_state(cwin);
 976     }
 977
 978     w=maxof(1, geom.w);
 979     h=maxof(1, geom.h);
 980
 981     if(cwin->flags&CLIENTWIN_PROP_ACROBATIC && !REGION_IS_MAPPED(cwin)){
 982         XMoveResizeWindow(ioncore_g.dpy, cwin->win,
 983                           -2*REGION_GEOM(cwin).w, -2*REGION_GEOM(cwin).h,
 984                           w, h);
 985     }else{
 986         XMoveResizeWindow(ioncore_g.dpy, cwin->win, geom.x, geom.y, w, h);
 987     }
 988
 989     cwin->flags&=~CLIENTWIN_NEED_CFGNTFY;
 990
 991     return TRUE;
 992 }
 993
 994
 995 static void clientwin_map(WClientWin *cwin)
 996 {
 997     show_clientwin(cwin);
 998     REGION_MARK_MAPPED(cwin);
 999 }
1000
1001
1002 static void clientwin_unmap(WClientWin *cwin)
1003 {
1004     hide_clientwin(cwin);
1005     REGION_MARK_UNMAPPED(cwin);
1006 }
1007
1008
1009 static void clientwin_do_set_focus(WClientWin *cwin, bool warp)
1010 {
1011     if(cwin->flags&CLIENTWIN_P_WM_TAKE_FOCUS){
1012         Time stmp=ioncore_get_timestamp();
1013         send_clientmsg(cwin->win, ioncore_g.atom_wm_take_focus, stmp);
1014     }
1015
1016     region_finalise_focusing((WRegion*)cwin, cwin->win, warp);
1017
1018     XSync(ioncore_g.dpy, 0);
1019 }
1020
1021
1022 void clientwin_restack(WClientWin *cwin, Window other, int mode)
1023 {
1024     xwindow_restack(cwin->win, other, mode);
1025 }
1026
1027
1028 void clientwin_stacking(WClientWin *cwin, Window *bottomret, Window *topret)
1029 {
1030     *bottomret=cwin->win;
1031     *topret=cwin->win;
1032 }
1033
1034
1035 static Window clientwin_x_window(WClientWin *cwin)
1036 {
1037     return cwin->win;
1038 }
1039
1040
1041 static void clientwin_activated(WClientWin *cwin)
1042 {
1043     clientwin_install_colormap(cwin);
1044 }
1045
1046
1047 static void clientwin_size_hints(WClientWin *cwin, WSizeHints *hints_ret)
1048 {
1049     if(cwin->flags&CLIENTWIN_FS_RQ){
1050         /* Do not use size hints, when full screen mode has been
1051          * requested by the client window itself.
1052          */
1053         sizehints_clear(hints_ret);
1054     }else{
1055         xsizehints_to_sizehints(&cwin->size_hints, hints_ret);
1056     }
1057 }
1058
1059
1060 static int clientwin_orientation(WClientWin *cwin)
1061 {
1062     return (cwin->flags&CLIENTWIN_PROP_O_VERT
1063             ? REGION_ORIENTATION_VERTICAL
1064             : (cwin->flags&CLIENTWIN_PROP_O_HORIZ
1065                ? REGION_ORIENTATION_HORIZONTAL
1066                : REGION_ORIENTATION_NONE));
1067 }
1068
1069
1070 /*}}}*/
1071
1072
1073 /*{{{ Identity & lookup */
1074
1075
1076 /*EXTL_DOC
1077  * Returns a table containing the properties \code{WM_CLASS} (table entries
1078  * \var{instance} and \var{class}) and  \code{WM_WINDOW_ROLE} (\var{role})
1079  * properties for \var{cwin}. If a property is not set, the corresponding
1080  * field(s) are unset in the  table.
1081  */
1082 EXTL_SAFE
1083 EXTL_EXPORT_MEMBER
1084 ExtlTab clientwin_get_ident(WClientWin *cwin)
1085 {
1086     char **p=NULL, **p2=NULL, *wrole=NULL;
1087     int n=0, n2=0, n3=0, tmp=0;
1088     Window tforwin=None;
1089     ExtlTab tab;
1090     bool dockapp_hack=FALSE;
1091
1092     p=xwindow_get_text_property(cwin->win, XA_WM_CLASS, &n);
1093
1094     p2=xwindow_get_text_property(cwin->win, ioncore_g.atom_dockapp_hack, &n2);
1095
1096     dockapp_hack=(n2>0);
1097
1098     if(p==NULL){
1099         /* Some dockapps do actually have WM_CLASS, so use it. */
1100         p=p2;
1101         n=n2;
1102         p2=NULL;
1103     }
1104
1105     wrole=xwindow_get_string_property(cwin->win, ioncore_g.atom_wm_window_role,
1106                                       &n3);
1107
1108     tab=extl_create_table();
1109     if(n>=2 && p[1]!=NULL)
1110         extl_table_sets_s(tab, "class", p[1]);
1111     if(n>=1 && p[0]!=NULL)
1112         extl_table_sets_s(tab, "instance", p[0]);
1113     if(wrole!=NULL)
1114         extl_table_sets_s(tab, "role", wrole);
1115
1116     if(XGetTransientForHint(ioncore_g.dpy, cwin->win, &tforwin)
1117        && tforwin!=None){
1118         extl_table_sets_b(tab, "is_transient", TRUE);
1119     }
1120
1121     if(dockapp_hack)
1122         extl_table_sets_b(tab, "is_dockapp", TRUE);
1123
1124     if(p!=NULL)
1125         XFreeStringList(p);
1126     if(p2!=NULL)
1127         XFreeStringList(p2);
1128     if(wrole!=NULL)
1129         free(wrole);
1130
1131     return tab;
1132 }
1133
1134
1135 /*}}}*/
1136
1137
1138 /*{{{ ConfigureRequest */
1139
1140
1141 static bool check_fs_cfgrq(WClientWin *cwin, XConfigureRequestEvent *ev)
1142 {
1143     /* check full screen request */
1144     if((ev->value_mask&(CWWidth|CWHeight))==(CWWidth|CWHeight)){
1145         WRegion *grp=region_groupleader_of((WRegion*)cwin);
1146         WScreen *scr=clientwin_fullscreen_chkrq(cwin, ev->width, ev->height);
1147
1148         if(scr!=NULL && REGION_MANAGER(grp)!=(WRegion*)scr){
1149             bool sw=clientwin_fullscreen_may_switchto(cwin);
1150
1151             cwin->flags|=CLIENTWIN_FS_RQ;
1152
1153             if(!region_fullscreen_scr(grp, scr, sw))
1154                 cwin->flags&=~CLIENTWIN_FS_RQ;
1155
1156             return TRUE;
1157         }
1158     }
1159
1160     return FALSE;
1161 }
1162
1163
1164 static bool check_normal_cfgrq(WClientWin *cwin, XConfigureRequestEvent *ev)
1165 {
1166     if(ev->value_mask&(CWX|CWY|CWWidth|CWHeight)){
1167         WRQGeomParams rq=RQGEOMPARAMS_INIT;
1168         int gdx=0, gdy=0;
1169
1170         rq.flags=REGION_RQGEOM_WEAK_ALL|REGION_RQGEOM_ABSOLUTE;
1171
1172         if(cwin->size_hints.flags&PWinGravity){
1173             rq.flags|=REGION_RQGEOM_GRAVITY;
1174             rq.gravity=cwin->size_hints.win_gravity;
1175         }
1176
1177         /* Do I need to insert another disparaging comment on the person who
1178          * invented special server-supported window borders that are not
1179          * accounted for in the window size? Keep it simple, stupid!
1180          */
1181         if(cwin->size_hints.flags&PWinGravity){
1182             gdx=xgravity_deltax(cwin->size_hints.win_gravity,
1183                                -cwin->orig_bw, -cwin->orig_bw);
1184             gdy=xgravity_deltay(cwin->size_hints.win_gravity,
1185                                -cwin->orig_bw, -cwin->orig_bw);
1186         }
1187
1188         region_rootpos((WRegion*)cwin, &(rq.geom.x), &(rq.geom.y));
1189         rq.geom.w=REGION_GEOM(cwin).w;
1190         rq.geom.h=REGION_GEOM(cwin).h;
1191
1192         if(ev->value_mask&CWWidth){
1193             /* If x was not changed, keep reference point where it was */
1194             if(cwin->size_hints.flags&PWinGravity){
1195                 rq.geom.x+=xgravity_deltax(cwin->size_hints.win_gravity, 0,
1196                                            ev->width-rq.geom.w);
1197             }
1198             rq.geom.w=maxof(ev->width, 1);
1199             rq.flags&=~REGION_RQGEOM_WEAK_W;
1200         }
1201         if(ev->value_mask&CWHeight){
1202             /* If y was not changed, keep reference point where it was */
1203             if(cwin->size_hints.flags&PWinGravity){
1204                 rq.geom.y+=xgravity_deltay(cwin->size_hints.win_gravity, 0,
1205                                            ev->height-rq.geom.h);
1206             }
1207             rq.geom.h=maxof(ev->height, 1);
1208             rq.flags&=~REGION_RQGEOM_WEAK_H;
1209         }
1210         if(ev->value_mask&CWX){
1211             rq.geom.x=ev->x+gdx;
1212             rq.flags&=~REGION_RQGEOM_WEAK_X;
1213         }
1214         if(ev->value_mask&CWY){
1215             rq.geom.y=ev->y+gdy;
1216             rq.flags&=~REGION_RQGEOM_WEAK_Y;
1217         }
1218
1219         region_rqgeom((WRegion*)cwin, &rq, NULL);
1220
1221         return TRUE;
1222     }
1223
1224     return FALSE;
1225 }
1226
1227
1228 void clientwin_handle_configure_request(WClientWin *cwin,
1229                                         XConfigureRequestEvent *ev)
1230 {
1231     if(ev->value_mask&CWBorderWidth)
1232         cwin->orig_bw=ev->border_width;
1233
1234     cwin->flags|=CLIENTWIN_NEED_CFGNTFY;
1235
1236     if(!(cwin->flags&CLIENTWIN_PROP_IGNORE_CFGRQ)){
1237         if(!check_fs_cfgrq(cwin, ev))
1238             check_normal_cfgrq(cwin, ev);
1239     }
1240
1241     if(cwin->flags&CLIENTWIN_NEED_CFGNTFY){
1242         sendconfig_clientwin(cwin);
1243         cwin->flags&=~CLIENTWIN_NEED_CFGNTFY;
1244     }
1245 }
1246
1247
1248 /*}}}*/
1249
1250
1251 /*{{{ Kludges */
1252
1253
1254 /*EXTL_DOC
1255  * Attempts to fix window size problems with non-ICCCM compliant
1256  * programs.
1257  */
1258 EXTL_EXPORT_MEMBER
1259 void clientwin_nudge(WClientWin *cwin)
1260 {
1261     XResizeWindow(ioncore_g.dpy, cwin->win,
1262                   2*REGION_GEOM(cwin).w, 2*REGION_GEOM(cwin).h);
1263     XFlush(ioncore_g.dpy);
1264     XResizeWindow(ioncore_g.dpy, cwin->win,
1265                   REGION_GEOM(cwin).w, REGION_GEOM(cwin).h);
1266 }
1267
1268
1269 /*}}}*/
1270
1271
1272 /*{{{ Misc. */
1273
1274
1275 /*EXTL_DOC
1276  * Return the X window id for the client window.
1277  */
1278 EXTL_SAFE
1279 EXTL_EXPORT_MEMBER
1280 double clientwin_xid(WClientWin *cwin)
1281 {
1282     return cwin->win;
1283 }
1284
1285
1286 /*}}}*/
1287
1288
1289 /*{{{ Save/load */
1290
1291
1292 static int last_checkcode=1;
1293
1294
1295 static ExtlTab clientwin_get_configuration(WClientWin *cwin)
1296 {
1297     int chkc=0;
1298     ExtlTab tab;
1299     SMCfgCallback *cfg_cb;
1300     SMAddCallback *add_cb;
1301
1302     tab=region_get_base_configuration((WRegion*)cwin);
1303
1304     extl_table_sets_d(tab, "windowid", (double)(cwin->win));
1305
1306     if(last_checkcode!=0){
1307         chkc=last_checkcode++;
1308         xwindow_set_integer_property(cwin->win, ioncore_g.atom_checkcode,
1309                                      chkc);
1310         extl_table_sets_i(tab, "checkcode", chkc);
1311     }
1312
1313     ioncore_get_sm_callbacks(&add_cb, &cfg_cb);
1314
1315     if(cfg_cb!=NULL)
1316         cfg_cb(cwin, tab);
1317
1318     return tab;
1319 }
1320
1321
1322 static void do_sm(ExtlTab tab)
1323 {
1324     SMAddCallback *add_cb;
1325     SMCfgCallback *cfg_cb;
1326     WPHolder *ph;
1327
1328     ioncore_get_sm_callbacks(&add_cb, &cfg_cb);
1329
1330     if(add_cb!=NULL){
1331         ph=ioncore_get_load_pholder();
1332
1333         if(ph!=NULL){
1334             if(!add_cb(ph, tab))
1335                 destroy_obj((Obj*)ph);
1336         }
1337     }
1338 }
1339
1340
1341 WRegion *clientwin_load(WWindow *par, const WFitParams *fp, ExtlTab tab)
1342 {
1343     double wind=0;
1344     Window win=None;
1345     int chkc=0, real_chkc=0;
1346     WClientWin *cwin=NULL;
1347     XWindowAttributes attr;
1348     WRectangle rg;
1349     bool got_chkc=FALSE;
1350
1351     if(!extl_table_gets_d(tab, "windowid", &wind) ||
1352        !extl_table_gets_i(tab, "checkcode", &chkc)){
1353         return NULL;
1354     }
1355
1356     win=(Window)wind;
1357
1358     if(XWINDOW_REGION_OF(win)!=NULL){
1359         warn("Client window %x already managed.", win);
1360         return NULL;
1361     }
1362
1363     got_chkc=xwindow_get_integer_property(win, ioncore_g.atom_checkcode,
1364                                           &real_chkc);
1365
1366     if(!got_chkc || real_chkc!=chkc){
1367         do_sm(tab);
1368         return NULL;
1369     }
1370
1371     /* Found it! */
1372
1373     if(!XGetWindowAttributes(ioncore_g.dpy, win, &attr)){
1374         warn(TR("Window %#x disappeared."), win);
1375         return NULL;
1376     }
1377
1378     if(attr.root!=region_root_of((WRegion*)par))
1379         return NULL;
1380
1381     if(attr.override_redirect ||
1382        (ioncore_g.opmode==IONCORE_OPMODE_INIT && attr.map_state!=IsViewable)){
1383         warn(TR("Saved client window does not want to be managed."));
1384         return NULL;
1385     }
1386
1387     cwin=create_clientwin(par, win, &attr);
1388
1389     if(cwin==NULL)
1390         return FALSE;
1391
1392     /* Reparent and resize taking limits set by size hints into account */
1393     convert_geom(fp, cwin, &rg);
1394     REGION_GEOM(cwin)=rg;
1395     do_reparent_clientwin(cwin, par->win, rg.x, rg.y);
1396     XResizeWindow(ioncore_g.dpy, win, maxof(1, rg.w), maxof(1, rg.h));
1397
1398     if(!postmanage_check(cwin, &attr)){
1399         clientwin_destroyed(cwin);
1400         return NULL;
1401     }
1402
1403     return (WRegion*)cwin;
1404 }
1405
1406
1407 /*}}}*/
1408
1409
1410 /*{{{ Dynfuntab and class info */
1411
1412
1413 static DynFunTab clientwin_dynfuntab[]={
1414     {(DynFun*)region_fitrep,
1415      (DynFun*)clientwin_fitrep},
1416
1417     {region_map,
1418      clientwin_map},
1419
1420     {region_unmap,
1421      clientwin_unmap},
1422
1423     {region_do_set_focus,
1424      clientwin_do_set_focus},
1425
1426     {region_notify_rootpos,
1427      clientwin_notify_rootpos},
1428
1429     {region_restack,
1430      clientwin_restack},
1431
1432     {region_stacking,
1433      clientwin_stacking},
1434
1435     {(DynFun*)region_xwindow,
1436      (DynFun*)clientwin_x_window},
1437
1438     {region_activated,
1439      clientwin_activated},
1440
1441     {region_size_hints,
1442      clientwin_size_hints},
1443
1444     {(DynFun*)region_orientation,
1445      (DynFun*)clientwin_orientation},
1446
1447     {(DynFun*)region_rqclose,
1448      (DynFun*)clientwin_rqclose},
1449
1450     {(DynFun*)region_get_configuration,
1451      (DynFun*)clientwin_get_configuration},
1452
1453     END_DYNFUNTAB
1454 };
1455
1456
1457 EXTL_EXPORT
1458 IMPLCLASS(WClientWin, WRegion, clientwin_deinit, clientwin_dynfuntab);
1459
1460
1461 /*}}}*/