ioncore/clientwin.c

   1 /*
   2  * ion/ioncore/clientwin.c
   3  *
   4  * Copyright (c) Tuomo Valkonen 1999-2009.
   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     if(extl_table_is_bool_set(tab, "lazy_resize"))
 141         cwin->flags|=CLIENTWIN_PROP_LAZY_RESIZE;
 142
 143     DO_SZH("max_size", CLIENTWIN_PROP_MAXSIZE, CLIENTWIN_PROP_I_MAXSIZE,
 144            PMaxSize, max_width, max_height, { });
 145
 146     DO_SZH("min_size", CLIENTWIN_PROP_MINSIZE, CLIENTWIN_PROP_I_MINSIZE,
 147            PMinSize, min_width, min_height, { });
 148
 149     DO_SZH("resizeinc", CLIENTWIN_PROP_RSZINC, CLIENTWIN_PROP_I_RSZINC,
 150            PResizeInc, width_inc, height_inc, { });
 151
 152     DO_SZH("aspect", CLIENTWIN_PROP_ASPECT, CLIENTWIN_PROP_I_ASPECT,
 153            PAspect, min_aspect.x, min_aspect.y,
 154            { cwin->size_hints.max_aspect.x=i1;
 155              cwin->size_hints.max_aspect.y=i2;
 156            });
 157
 158     if(extl_table_is_bool_set(tab, "ignore_cfgrq"))
 159         cwin->flags|=CLIENTWIN_PROP_IGNORE_CFGRQ;
 160
 161     if(extl_table_gets_s(tab, "orientation", &s)){
 162         if(strcmp(s, "vertical")==0)
 163             cwin->flags|=CLIENTWIN_PROP_O_VERT;
 164         else if(strcmp(s, "horizontal")==0)
 165             cwin->flags|=CLIENTWIN_PROP_O_HORIZ;
 166         free(s);
 167     }
 168 }
 169
 170
 171 void clientwin_get_size_hints(WClientWin *cwin)
 172 {
 173     XSizeHints tmp=cwin->size_hints;
 174
 175     xwindow_get_sizehints(cwin->win, &(cwin->size_hints));
 176
 177     if(cwin->flags&CLIENTWIN_PROP_I_MAXSIZE){
 178         cwin->size_hints.flags&=~PMaxSize;
 179     }else if(cwin->flags&CLIENTWIN_PROP_MAXSIZE){
 180         cwin->size_hints.max_width=tmp.max_width;
 181         cwin->size_hints.max_height=tmp.max_height;
 182         cwin->size_hints.flags|=PMaxSize;
 183     }
 184
 185     if(cwin->flags&CLIENTWIN_PROP_I_MINSIZE){
 186         cwin->size_hints.flags&=~PMinSize;
 187     }else if(cwin->flags&CLIENTWIN_PROP_MINSIZE){
 188         cwin->size_hints.min_width=tmp.min_width;
 189         cwin->size_hints.min_height=tmp.min_height;
 190         cwin->size_hints.flags|=PMinSize;
 191     }
 192
 193     if(cwin->flags&CLIENTWIN_PROP_I_ASPECT){
 194         cwin->size_hints.flags&=~PAspect;
 195     }else if(cwin->flags&CLIENTWIN_PROP_ASPECT){
 196         cwin->size_hints.min_aspect=tmp.min_aspect;
 197         cwin->size_hints.max_aspect=tmp.max_aspect;
 198         cwin->size_hints.flags|=PAspect;
 199     }
 200
 201     if(cwin->flags&CLIENTWIN_PROP_I_RSZINC){
 202         cwin->size_hints.flags&=~PResizeInc;
 203     }else if(cwin->flags&CLIENTWIN_PROP_RSZINC){
 204         cwin->size_hints.width_inc=tmp.width_inc;
 205         cwin->size_hints.height_inc=tmp.height_inc;
 206         cwin->size_hints.flags|=PResizeInc;
 207     }
 208 }
 209
 210 void clientwin_get_input_wm_hint(WClientWin *cwin)
 211 {
 212     XWMHints *hints;
 213
 214     hints=XGetWMHints(ioncore_g.dpy, cwin->win);
 215
 216     cwin->flags|=CLIENTWIN_SET_INPUT;
 217     if(hints!=NULL){
 218         if(hints->flags&InputHint && !hints->input)
 219             cwin->flags&=~CLIENTWIN_SET_INPUT;
 220         XFree((void*)hints);
 221     }
 222 }
 223
 224 void clientwin_get_set_name(WClientWin *cwin)
 225 {
 226     char **list=NULL;
 227     int n=0;
 228
 229     if(ioncore_g.use_mb)
 230         list=netwm_get_name(cwin);
 231
 232     if(list==NULL){
 233         list=xwindow_get_text_property(cwin->win, XA_WM_NAME, &n);
 234     }else{
 235         cwin->flags|=CLIENTWIN_USE_NET_WM_NAME;
 236     }
 237
 238     if(list==NULL){
 239         /* Special condition kludge: property exists, but couldn't
 240          * be converted to a string list.
 241          */
 242         clientwin_set_name(cwin, (n==-1 ? "???" : NULL));
 243     }else{
 244         clientwin_set_name(cwin, *list);
 245         XFreeStringList(list);
 246     }
 247 }
 248
 249
 250 /* Some standard winprops */
 251
 252
 253 bool clientwin_get_switchto(const WClientWin *cwin)
 254 {
 255     bool b;
 256
 257     if(ioncore_g.opmode==IONCORE_OPMODE_INIT)
 258         return FALSE;
 259
 260     if(extl_table_gets_b(cwin->proptab, "switchto", &b))
 261         return b;
 262
 263     return ioncore_g.switchto_new;
 264 }
 265
 266
 267 int clientwin_get_transient_mode(const WClientWin *cwin)
 268 {
 269     char *s;
 270     int mode=TRANSIENT_MODE_NORMAL;
 271
 272     if(extl_table_gets_s(cwin->proptab, "transient_mode", &s)){
 273         if(strcmp(s, "current")==0)
 274             mode=TRANSIENT_MODE_CURRENT;
 275         else if(strcmp(s, "off")==0)
 276             mode=TRANSIENT_MODE_OFF;
 277         free(s);
 278     }
 279     return mode;
 280 }
 281
 282
 283 /*}}}*/
 284
 285
 286 /*{{{ Manage/create */
 287
 288
 289 static void configure_cwin_bw(Window win, int bw)
 290 {
 291     XWindowChanges wc;
 292     ulong wcmask=CWBorderWidth;
 293
 294     wc.border_width=bw;
 295     XConfigureWindow(ioncore_g.dpy, win, wcmask, &wc);
 296 }
 297
 298
 299 static void set_sane_gravity(Window win)
 300 {
 301     XSetWindowAttributes attr;
 302
 303     attr.win_gravity=NorthWestGravity;
 304
 305     XChangeWindowAttributes(ioncore_g.dpy, win,
 306                             CWWinGravity, &attr);
 307 }
 308
 309
 310 static bool clientwin_init(WClientWin *cwin, WWindow *par, Window win,
 311                            XWindowAttributes *attr)
 312 {
 313     WFitParams fp;
 314
 315     cwin->flags=0;
 316     cwin->win=win;
 317     cwin->state=WithdrawnState;
 318
 319     fp.g.x=attr->x;
 320     fp.g.y=attr->y;
 321     fp.g.w=attr->width;
 322     fp.g.h=attr->height;
 323     fp.mode=REGION_FIT_EXACT;
 324
 325     /* The idiot who invented special server-supported window borders that
 326      * are not accounted for in the window size should be "taken behind a
 327      * sauna".
 328      */
 329     cwin->orig_bw=attr->border_width;
 330     configure_cwin_bw(cwin->win, 0);
 331     if(cwin->orig_bw!=0 && cwin->size_hints.flags&PWinGravity){
 332         fp.g.x+=xgravity_deltax(cwin->size_hints.win_gravity,
 333                                -cwin->orig_bw, -cwin->orig_bw);
 334         fp.g.y+=xgravity_deltay(cwin->size_hints.win_gravity,
 335                                -cwin->orig_bw, -cwin->orig_bw);
 336     }
 337
 338     set_sane_gravity(cwin->win);
 339
 340     cwin->n_cmapwins=0;
 341     cwin->cmap=attr->colormap;
 342     cwin->cmaps=NULL;
 343     cwin->cmapwins=NULL;
 344     cwin->n_cmapwins=0;
 345     cwin->event_mask=IONCORE_EVENTMASK_CLIENTWIN;
 346
 347     region_init(&(cwin->region), par, &fp);
 348
 349     cwin->region.flags|=REGION_GRAB_ON_PARENT;
 350     region_add_bindmap(&cwin->region, ioncore_clientwin_bindmap);
 351
 352     XSelectInput(ioncore_g.dpy, win, cwin->event_mask);
 353
 354     clientwin_register(cwin);
 355     clientwin_get_set_name(cwin);
 356     clientwin_get_colormaps(cwin);
 357     clientwin_get_protocols(cwin);
 358     clientwin_get_winprops(cwin);
 359     clientwin_get_size_hints(cwin);
 360     clientwin_get_input_wm_hint(cwin);
 361
 362     netwm_update_allowed_actions(cwin);
 363
 364     XSaveContext(ioncore_g.dpy, win, ioncore_g.win_context, (XPointer)cwin);
 365     XAddToSaveSet(ioncore_g.dpy, win);
 366
 367     return TRUE;
 368 }
 369
 370
 371 static WClientWin *create_clientwin(WWindow *par, Window win,
 372                                     XWindowAttributes *attr)
 373 {
 374     CREATEOBJ_IMPL(WClientWin, clientwin, (p, par, win, attr));
 375 }
 376
 377
 378
 379 WClientWin *clientwin_get_transient_for(const WClientWin *cwin)
 380 {
 381     Window tforwin;
 382     WClientWin *tfor=NULL;
 383
 384     if(clientwin_get_transient_mode(cwin)!=TRANSIENT_MODE_NORMAL)
 385         return NULL;
 386
 387     if(!XGetTransientForHint(ioncore_g.dpy, cwin->win, &tforwin))
 388         return NULL;
 389
 390     if(tforwin==None)
 391         return NULL;
 392
 393     tfor=XWINDOW_REGION_OF_T(tforwin, WClientWin);
 394
 395     if(tfor==cwin){
 396         warn(TR("The transient_for hint for \"%s\" points to itself."),
 397              region_name((WRegion*)cwin));
 398     }else if(tfor==NULL){
 399         if(xwindow_region_of(tforwin)!=NULL){
 400             warn(TR("Client window \"%s\" has broken transient_for hint. "
 401                     "(\"Extended WM hints\" multi-parent brain damage?)"),
 402                  region_name((WRegion*)cwin));
 403         }
 404     }else if(!region_same_rootwin((WRegion*)cwin, (WRegion*)tfor)){
 405         warn(TR("The transient_for window for \"%s\" is not on the same "
 406                 "screen."), region_name((WRegion*)cwin));
 407     }else{
 408         return tfor;
 409     }
 410
 411     return NULL;
 412 }
 413
 414
 415 static bool postmanage_check(WClientWin *cwin, XWindowAttributes *attr)
 416 {
 417     /* Check that the window exists. The previous check and selectinput
 418      * do not seem to catch all cases of window destroyal.
 419      */
 420     XSync(ioncore_g.dpy, False);
 421
 422     if(XGetWindowAttributes(ioncore_g.dpy, cwin->win, attr))
 423         return TRUE;
 424
 425     warn(TR("Window %#x disappeared."), cwin->win);
 426
 427     return FALSE;
 428 }
 429
 430
 431 static bool do_manage_mrsh(bool (*fn)(WClientWin *cwin, WManageParams *pm),
 432                            void **p)
 433 {
 434     return fn((WClientWin*)p[0], (WManageParams*)p[1]);
 435 }
 436
 437
 438
 439 static bool do_manage_mrsh_extl(ExtlFn fn, void **p)
 440 {
 441     WClientWin *cwin=(WClientWin*)p[0];
 442     WManageParams *mp=(WManageParams*)p[1];
 443     ExtlTab t=manageparams_to_table(mp);
 444     bool ret=FALSE;
 445
 446     extl_call(fn, "ot", "b", cwin, t, &ret);
 447
 448     extl_unref_table(t);
 449
 450     return (ret && REGION_MANAGER(cwin)!=NULL);
 451 }
 452
 453
 454 /* This is called when a window is mapped on the root window.
 455  * We want to check if we should manage the window and how and
 456  * act appropriately.
 457  */
 458 WClientWin* ioncore_manage_clientwin(Window win, bool maprq)
 459 {
 460     WRootWin *rootwin;
 461     WClientWin *cwin=NULL;
 462     XWindowAttributes attr;
 463     XWMHints *hints;
 464     int init_state=NormalState;
 465     WManageParams param=MANAGEPARAMS_INIT;
 466     void *mrshpm[2];
 467
 468     param.dockapp=FALSE;
 469
 470     /* Is the window already being managed? */
 471     cwin=XWINDOW_REGION_OF_T(win, WClientWin);
 472     if(cwin!=NULL)
 473         return cwin;
 474
 475     /* Select for UnmapNotify and DestroyNotify as the
 476      * window might get destroyed or unmapped in the meanwhile.
 477      */
 478     xwindow_unmanaged_selectinput(win, StructureNotifyMask);
 479
 480     if(!XGetWindowAttributes(ioncore_g.dpy, win, &attr)){
 481         if(maprq)
 482             warn(TR("Window %#x disappeared."), win);
 483         goto fail2;
 484     }
 485
 486     /* Is it a dockapp?
 487      */
 488     hints=XGetWMHints(ioncore_g.dpy, win);
 489
 490     if(hints!=NULL){
 491         if(hints->flags&StateHint)
 492             init_state=hints->initial_state;
 493
 494         if(!param.dockapp && init_state==WithdrawnState &&
 495            hints->flags&IconWindowHint && hints->icon_window!=None){
 496             Window icon_win=hints->icon_window;
 497             XWindowAttributes icon_attr;
 498
 499             if(!XGetWindowAttributes(ioncore_g.dpy, icon_win, &icon_attr)){
 500                 if(maprq)
 501                     warn(TR("Window %#x disappeared."), win);
 502                 XFree((void*)hints);
 503                 goto fail2;
 504             }
 505
 506             if(!maprq){
 507                 if(attr.map_state==IsViewable){
 508                     /* The dockapp might be displaying its "main" window if no
 509                      * wm that understands dockapps has been managing it.
 510                      */
 511                     XUnmapWindow(ioncore_g.dpy, win);
 512                     param.dockapp=TRUE;
 513                 }else{
 514                     /* Main window is unmapped on initial scan, but icon window
 515                      * is mapped. Let's hope it's a dockapp left by e.g. us.
 516                      */
 517                     if(icon_attr.map_state==IsViewable)
 518                         param.dockapp=TRUE;
 519                 }
 520             }else{
 521                 param.dockapp=TRUE;
 522             }
 523
 524             if(param.dockapp){
 525                 char **p=NULL;
 526                 int n=0;
 527
 528                 xwindow_unmanaged_selectinput(win, 0);
 529                 xwindow_unmanaged_selectinput(icon_win, StructureNotifyMask);
 530
 531                 /* Copy WM_CLASS as _ION_DOCKAPP_HACK */
 532
 533                 p=xwindow_get_text_property(win, XA_WM_CLASS, &n);
 534
 535                 if(p!=NULL){
 536                     xwindow_set_text_property(icon_win, ioncore_g.atom_dockapp_hack,
 537                                               (const char **)p, n);
 538                     XFreeStringList(p);
 539                 }else{
 540                     const char *pdummy[2]={"unknowndockapp", "UnknownDockapp"};
 541                     xwindow_set_text_property(icon_win, ioncore_g.atom_dockapp_hack,
 542                                               pdummy, 2);
 543                 }
 544
 545                 win=icon_win;
 546                 attr=icon_attr;
 547             }
 548         }
 549
 550         XFree((void*)hints);
 551     }
 552
 553     /* Do we really want to manage it? */
 554     if(!param.dockapp && (attr.override_redirect ||
 555         (!maprq && attr.map_state!=IsViewable))){
 556         goto fail2;
 557     }
 558
 559     attr.width=maxof(attr.width, 1);
 560     attr.height=maxof(attr.height, 1);
 561
 562     /* Find root window */
 563     FOR_ALL_ROOTWINS(rootwin){
 564         if(WROOTWIN_ROOT(rootwin)==attr.root)
 565             break;
 566     }
 567
 568     if(rootwin==NULL){
 569         warn(TR("Unable to find a matching root window!"));
 570         goto fail2;
 571     }
 572
 573     /* Allocate and initialize */
 574     cwin=create_clientwin((WWindow*)rootwin, win, &attr);
 575
 576     if(cwin==NULL){
 577         warn_err();
 578         goto fail2;
 579     }
 580
 581     param.geom=REGION_GEOM(cwin);
 582     param.maprq=maprq;
 583     param.jumpto=extl_table_is_bool_set(cwin->proptab, "jumpto");
 584     param.switchto=(init_state!=IconicState &&
 585                     (param.jumpto || clientwin_get_switchto(cwin)));
 586     param.gravity=(cwin->size_hints.flags&PWinGravity
 587                    ? cwin->size_hints.win_gravity
 588                    : ForgetGravity);
 589     param.tfor=clientwin_get_transient_for(cwin);
 590
 591     if(!extl_table_gets_b(cwin->proptab, "userpos", &param.userpos))
 592         param.userpos=(cwin->size_hints.flags&USPosition);
 593
 594     if(cwin->flags&SIZEHINT_PROPS){
 595         /* If size hints have been messed with, readjust requested geometry
 596          * here. If programs themselves give incompatible geometries and
 597          * things don't look good then, it's their fault.
 598          */
 599         region_size_hints_correct((WRegion*)cwin, &param.geom.w, &param.geom.h,
 600                                   FALSE);
 601     }
 602
 603     if(maprq)
 604         netwm_check_manage_user_time(cwin, &param);
 605
 606     mrshpm[0]=cwin;
 607     mrshpm[1]=&param;
 608
 609     if(!hook_call_alt(clientwin_do_manage_alt, &mrshpm,
 610                       (WHookMarshall*)do_manage_mrsh,
 611                       (WHookMarshallExtl*)do_manage_mrsh_extl)){
 612         warn(TR("Unable to manage client window %#x."), win);
 613         goto failure;
 614     }
 615
 616     if(ioncore_g.opmode==IONCORE_OPMODE_NORMAL &&
 617        !region_is_fully_mapped((WRegion*)cwin) &&
 618        !region_skip_focus((WRegion*)cwin)){
 619         region_set_activity((WRegion*)cwin, SETPARAM_SET);
 620     }
 621
 622     if(postmanage_check(cwin, &attr)){
 623         /* Check for focus_next==NULL does not play nicely with
 624          * pointer_focus_hack.
 625          */
 626         /*if(param.jumpto && ioncore_g.focus_next==NULL)*/
 627         if(param.jumpto && !region_manager_is_focusnext((WRegion*)cwin))
 628             region_goto((WRegion*)cwin);
 629         hook_call_o(clientwin_mapped_hook, (Obj*)cwin);
 630         return cwin;
 631     }
 632
 633 failure:
 634     clientwin_destroyed(cwin);
 635     return NULL;
 636
 637 fail2:
 638     xwindow_unmanaged_selectinput(win, 0);
 639     return NULL;
 640 }
 641
 642
 643 void clientwin_tfor_changed(WClientWin *cwin)
 644 {
 645 #if 0
 646     WManageParams param=MANAGEPARAMS_INIT;
 647     bool succeeded=FALSE;
 648     param.tfor=clientwin_get_transient_for(cwin);
 649     if(param.tfor==NULL)
 650         return;
 651
 652     region_rootpos((WRegion*)cwin, &(param.geom.x), &(param.geom.y));
 653     param.geom.w=REGION_GEOM(cwin).w;
 654     param.geom.h=REGION_GEOM(cwin).h;
 655     param.maprq=FALSE;
 656     param.userpos=FALSE;
 657     param.switchto=region_may_control_focus((WRegion*)cwin);
 658     param.jumpto=extl_table_is_bool_set(cwin->proptab, "jumpto");
 659     param.gravity=ForgetGravity;
 660
 661     CALL_ALT_B(succeeded, clientwin_do_manage_alt, (cwin, &param));
 662     warn("WM_TRANSIENT_FOR changed for \"%s\".",
 663          region_name((WRegion*)cwin));
 664 #else
 665     warn(TR("Changes is WM_TRANSIENT_FOR property are unsupported."));
 666 #endif
 667 }
 668
 669
 670 /*}}}*/
 671
 672
 673 /*{{{ Unmanage/destroy */
 674
 675
 676 static bool reparent_root(WClientWin *cwin)
 677 {
 678     XWindowAttributes attr;
 679     WWindow *par;
 680     Window dummy;
 681     int x=0, y=0;
 682
 683     if(!XGetWindowAttributes(ioncore_g.dpy, cwin->win, &attr))
 684         return FALSE;
 685
 686     par=REGION_PARENT(cwin);
 687
 688     if(par==NULL){
 689         x=REGION_GEOM(cwin).x;
 690         y=REGION_GEOM(cwin).y;
 691     }else{
 692         int dr=REGION_GEOM(par).w-REGION_GEOM(cwin).w-REGION_GEOM(cwin).x;
 693         int db=REGION_GEOM(par).h-REGION_GEOM(cwin).h-REGION_GEOM(cwin).y;
 694         dr=maxof(dr, 0);
 695         db=maxof(db, 0);
 696
 697         XTranslateCoordinates(ioncore_g.dpy, par->win, attr.root, 0, 0,
 698                               &x, &y, &dummy);
 699
 700         x-=xgravity_deltax(cwin->size_hints.win_gravity,
 701                            maxof(0, REGION_GEOM(cwin).x), dr);
 702         y-=xgravity_deltay(cwin->size_hints.win_gravity,
 703                            maxof(0, REGION_GEOM(cwin).y), db);
 704     }
 705
 706     XReparentWindow(ioncore_g.dpy, cwin->win, attr.root, x, y);
 707
 708     return TRUE;
 709 }
 710
 711
 712 void clientwin_deinit(WClientWin *cwin)
 713 {
 714     WRegion *reg;
 715
 716     if(cwin->win!=None){
 717         region_pointer_focus_hack(&cwin->region);
 718
 719         xwindow_unmanaged_selectinput(cwin->win, 0);
 720         XUnmapWindow(ioncore_g.dpy, cwin->win);
 721
 722         if(cwin->orig_bw!=0)
 723             configure_cwin_bw(cwin->win, cwin->orig_bw);
 724
 725         if(reparent_root(cwin)){
 726             if(ioncore_g.opmode==IONCORE_OPMODE_DEINIT){
 727                 XMapWindow(ioncore_g.dpy, cwin->win);
 728                 /* Make sure the topmost window has focus; it doesn't really
 729                  * matter which one has as long as some has.
 730                  */
 731                 xwindow_do_set_focus(cwin->win);
 732             }else{
 733                 set_clientwin_state(cwin, WithdrawnState);
 734                 netwm_delete_state(cwin);
 735             }
 736         }
 737
 738         XRemoveFromSaveSet(ioncore_g.dpy, cwin->win);
 739         XDeleteContext(ioncore_g.dpy, cwin->win, ioncore_g.win_context);
 740     }
 741
 742     clientwin_clear_colormaps(cwin);
 743
 744     region_deinit((WRegion*)cwin);
 745 }
 746
 747
 748
 749 static bool mrsh_u_c(WHookDummy *fn, void *param)
 750 {
 751     fn(*(Window*)param);
 752     return TRUE;
 753 }
 754
 755 static bool mrsh_u_extl(ExtlFn fn, void *param)
 756 {
 757     double d=*(Window*)param;
 758     extl_call(fn, "d", NULL, d);
 759     return TRUE;
 760 }
 761
 762 static void clientwin_do_unmapped(WClientWin *cwin, Window win)
 763 {
 764     cwin->flags|=CLIENTWIN_UNMAP_RQ;
 765
 766     /* First try a graceful chain-dispose */
 767     if(!region_rqdispose((WRegion*)cwin)){
 768         /* But force dispose anyway */
 769         region_dispose((WRegion*)cwin);
 770     }
 771
 772     hook_call(clientwin_unmapped_hook, &win, mrsh_u_c, mrsh_u_extl);
 773 }
 774
 775 /* Used when the window was unmapped */
 776 void clientwin_unmapped(WClientWin *cwin)
 777 {
 778     clientwin_do_unmapped(cwin, cwin->win);
 779 }
 780
 781
 782 /* Used when the window was deastroyed */
 783 void clientwin_destroyed(WClientWin *cwin)
 784 {
 785     Window win=cwin->win;
 786     XRemoveFromSaveSet(ioncore_g.dpy, cwin->win);
 787     XDeleteContext(ioncore_g.dpy, cwin->win, ioncore_g.win_context);
 788     xwindow_unmanaged_selectinput(cwin->win, 0);
 789     cwin->win=None;
 790     clientwin_do_unmapped(cwin, win);
 791 }
 792
 793
 794 /*}}}*/
 795
 796
 797 /*{{{ Kill/close */
 798
 799
 800 static bool send_clientmsg(Window win, Atom a, Time stmp)
 801 {
 802     XClientMessageEvent ev;
 803
 804     ev.type=ClientMessage;
 805     ev.window=win;
 806     ev.message_type=ioncore_g.atom_wm_protocols;
 807     ev.format=32;
 808     ev.data.l[0]=a;
 809     ev.data.l[1]=stmp;
 810
 811     return (XSendEvent(ioncore_g.dpy, win, False, 0L, (XEvent*)&ev)!=0);
 812 }
 813
 814
 815 /*EXTL_DOC
 816  * Attempt to kill (with \code{XKillWindow}) the client that owns
 817  * the X window correspoding to \var{cwin}.
 818  */
 819 EXTL_EXPORT_MEMBER
 820 void clientwin_kill(WClientWin *cwin)
 821 {
 822     XKillClient(ioncore_g.dpy, cwin->win);
 823 }
 824
 825
 826 void clientwin_rqclose(WClientWin *cwin, bool relocate_ignored)
 827 {
 828     /* Ignore relocate parameter -- client windows can always be
 829      * destroyed by the application in any case, so way may just as
 830      * well assume relocate is always set.
 831      */
 832
 833     if(cwin->flags&CLIENTWIN_P_WM_DELETE){
 834         send_clientmsg(cwin->win, ioncore_g.atom_wm_delete,
 835                        ioncore_get_timestamp());
 836     }else{
 837         warn(TR("Client does not support the WM_DELETE protocol."));
 838     }
 839 }
 840
 841
 842 /*}}}*/
 843
 844
 845 /*{{{ State (hide/show) */
 846
 847
 848 static void set_clientwin_state(WClientWin *cwin, int state)
 849 {
 850     if(cwin->state!=state){
 851         cwin->state=state;
 852         xwindow_set_state_property(cwin->win, state);
 853     }
 854 }
 855
 856
 857 static void hide_clientwin(WClientWin *cwin)
 858 {
 859     region_pointer_focus_hack(&cwin->region);
 860
 861     if(cwin->flags&CLIENTWIN_PROP_ACROBATIC){
 862         XMoveWindow(ioncore_g.dpy, cwin->win,
 863                     -2*REGION_GEOM(cwin).w, -2*REGION_GEOM(cwin).h);
 864         return;
 865     }
 866
 867     set_clientwin_state(cwin, IconicState);
 868     XSelectInput(ioncore_g.dpy, cwin->win,
 869                  cwin->event_mask&~(StructureNotifyMask|EnterWindowMask));
 870     XUnmapWindow(ioncore_g.dpy, cwin->win);
 871     XSelectInput(ioncore_g.dpy, cwin->win, cwin->event_mask);
 872 }
 873
 874
 875 static void show_clientwin(WClientWin *cwin)
 876 {
 877     if(cwin->flags&CLIENTWIN_PROP_ACROBATIC){
 878         XMoveWindow(ioncore_g.dpy, cwin->win,
 879                     REGION_GEOM(cwin).x, REGION_GEOM(cwin).y);
 880         if(cwin->state==NormalState)
 881             return;
 882     }
 883
 884     XSelectInput(ioncore_g.dpy, cwin->win,
 885                  cwin->event_mask&~(StructureNotifyMask|EnterWindowMask));
 886     XMapWindow(ioncore_g.dpy, cwin->win);
 887     XSelectInput(ioncore_g.dpy, cwin->win, cwin->event_mask);
 888     set_clientwin_state(cwin, NormalState);
 889 }
 890
 891
 892 /*}}}*/
 893
 894
 895 /*{{{ Resize/reparent/reconf helpers */
 896
 897
 898 void clientwin_notify_rootpos(WClientWin *cwin, int rootx, int rooty)
 899 {
 900     XEvent ce;
 901     Window win;
 902
 903     if(cwin==NULL)
 904         return;
 905
 906     win=cwin->win;
 907
 908     ce.xconfigure.type=ConfigureNotify;
 909     ce.xconfigure.event=win;
 910     ce.xconfigure.window=win;
 911     ce.xconfigure.x=rootx-cwin->orig_bw;
 912     ce.xconfigure.y=rooty-cwin->orig_bw;
 913     ce.xconfigure.width=REGION_GEOM(cwin).w;
 914     ce.xconfigure.height=REGION_GEOM(cwin).h;
 915     ce.xconfigure.border_width=cwin->orig_bw;
 916     ce.xconfigure.above=None;
 917     ce.xconfigure.override_redirect=False;
 918
 919     XSelectInput(ioncore_g.dpy, win, cwin->event_mask&~StructureNotifyMask);
 920     XSendEvent(ioncore_g.dpy, win, False, StructureNotifyMask, &ce);
 921     XSelectInput(ioncore_g.dpy, win, cwin->event_mask);
 922 }
 923
 924
 925 static void sendconfig_clientwin(WClientWin *cwin)
 926 {
 927     int rootx, rooty;
 928
 929     region_rootpos(&cwin->region, &rootx, &rooty);
 930     clientwin_notify_rootpos(cwin, rootx, rooty);
 931 }
 932
 933
 934 static void do_reparent_clientwin(WClientWin *cwin, Window win, int x, int y)
 935 {
 936     XSelectInput(ioncore_g.dpy, cwin->win,
 937                  cwin->event_mask&~StructureNotifyMask);
 938     XReparentWindow(ioncore_g.dpy, cwin->win, win, x, y);
 939     XSelectInput(ioncore_g.dpy, cwin->win, cwin->event_mask);
 940 }
 941
 942
 943 static void convert_geom(const WFitParams *fp,
 944                          WClientWin *cwin, WRectangle *geom)
 945 {
 946     WFitParams fptmp=*fp;
 947     WSizePolicy szplcy=SIZEPOLICY_FULL_EXACT;
 948
 949     /*if(cwin->szplcy!=SIZEPOLICY_DEFAULT)
 950         szplcy=cwin->szplcy;*/
 951
 952     sizepolicy(&szplcy, (WRegion*)cwin, NULL, REGION_RQGEOM_WEAK_ALL, &fptmp);
 953
 954     *geom=fptmp.g;
 955 }
 956
 957
 958 /*}}}*/
 959
 960
 961 /*{{{ Region dynfuns */
 962
 963
 964 static bool postpone_resize(WClientWin *cwin)
 965 {
 966     return cwin->state == IconicState && cwin->flags&CLIENTWIN_PROP_LAZY_RESIZE;
 967 }
 968
 969
 970 static bool clientwin_fitrep(WClientWin *cwin, WWindow *np,
 971                              const WFitParams *fp)
 972 {
 973     WRectangle geom;
 974     bool changes;
 975     int w, h;
 976
 977     if(np!=NULL && !region_same_rootwin((WRegion*)cwin, (WRegion*)np))
 978         return FALSE;
 979
 980     if(fp->mode&REGION_FIT_WHATEVER){
 981         geom.x=fp->g.x;
 982         geom.y=fp->g.y;
 983         geom.w=REGION_GEOM(cwin).w;
 984         geom.h=REGION_GEOM(cwin).h;
 985     }else{
 986         geom=fp->g;
 987     }
 988
 989     changes=(REGION_GEOM(cwin).x!=geom.x ||
 990              REGION_GEOM(cwin).y!=geom.y ||
 991              REGION_GEOM(cwin).w!=geom.w ||
 992              REGION_GEOM(cwin).h!=geom.h);
 993
 994     if(np==NULL && !changes)
 995         return TRUE;
 996
 997     if(np!=NULL){
 998         region_unset_parent((WRegion*)cwin);
 999
1000         /**
1001          * update netwm properties before mapping, because some apps check the
1002          * netwm state directly when mapped.
1003          *
1004          * also, update netwm properties after setting the parent, because
1005          * the new state of _NET_WM_STATE_FULLSCREEN is determined based on
1006          * the parent of the cwin.
1007          */
1008         region_set_parent((WRegion*)cwin, np);
1009         netwm_update_state(cwin);
1010
1011         do_reparent_clientwin(cwin, np->win, geom.x, geom.y);
1012         sendconfig_clientwin(cwin);
1013
1014         if(!REGION_IS_FULLSCREEN(cwin))
1015             cwin->flags&=~CLIENTWIN_FS_RQ;
1016     }
1017
1018     if (postpone_resize(cwin))
1019         return TRUE;
1020
1021     REGION_GEOM(cwin)=geom;
1022
1023     w=maxof(1, geom.w);
1024     h=maxof(1, geom.h);
1025
1026     if(cwin->flags&CLIENTWIN_PROP_ACROBATIC && !REGION_IS_MAPPED(cwin)){
1027         XMoveResizeWindow(ioncore_g.dpy, cwin->win,
1028                           -2*REGION_GEOM(cwin).w, -2*REGION_GEOM(cwin).h,
1029                           w, h);
1030     }else{
1031         XMoveResizeWindow(ioncore_g.dpy, cwin->win, geom.x, geom.y, w, h);
1032     }
1033
1034     cwin->flags&=~CLIENTWIN_NEED_CFGNTFY;
1035
1036     return TRUE;
1037 }
1038
1039
1040 static void clientwin_map(WClientWin *cwin)
1041 {
1042     show_clientwin(cwin);
1043     REGION_MARK_MAPPED(cwin);
1044 }
1045
1046
1047 static void clientwin_unmap(WClientWin *cwin)
1048 {
1049     hide_clientwin(cwin);
1050     REGION_MARK_UNMAPPED(cwin);
1051 }
1052
1053
1054 static void clientwin_do_set_focus(WClientWin *cwin, bool warp)
1055 {
1056     if(cwin->flags&CLIENTWIN_P_WM_TAKE_FOCUS){
1057         Time stmp=ioncore_get_timestamp();
1058         region_finalise_focusing((WRegion*)cwin, cwin->win, warp, stmp, cwin->flags&CLIENTWIN_SET_INPUT);
1059         send_clientmsg(cwin->win, ioncore_g.atom_wm_take_focus, stmp);
1060     }else{
1061         region_finalise_focusing((WRegion*)cwin, cwin->win, warp, CurrentTime, cwin->flags&CLIENTWIN_SET_INPUT);
1062     }
1063
1064     XSync(ioncore_g.dpy, 0);
1065 }
1066
1067
1068 void clientwin_restack(WClientWin *cwin, Window other, int mode)
1069 {
1070     xwindow_restack(cwin->win, other, mode);
1071 }
1072
1073
1074 void clientwin_stacking(WClientWin *cwin, Window *bottomret, Window *topret)
1075 {
1076     *bottomret=cwin->win;
1077     *topret=cwin->win;
1078 }
1079
1080
1081 static Window clientwin_x_window(WClientWin *cwin)
1082 {
1083     return cwin->win;
1084 }
1085
1086
1087 static void clientwin_activated(WClientWin *cwin)
1088 {
1089     clientwin_install_colormap(cwin);
1090 }
1091
1092
1093 static void clientwin_size_hints(WClientWin *cwin, WSizeHints *hints_ret)
1094 {
1095     if(cwin->flags&CLIENTWIN_FS_RQ){
1096         /* Do not use size hints, when full screen mode has been
1097          * requested by the client window itself.
1098          */
1099         sizehints_clear(hints_ret);
1100     }else{
1101         xsizehints_to_sizehints(&cwin->size_hints, hints_ret);
1102     }
1103 }
1104
1105
1106 static int clientwin_orientation(WClientWin *cwin)
1107 {
1108     return (cwin->flags&CLIENTWIN_PROP_O_VERT
1109             ? REGION_ORIENTATION_VERTICAL
1110             : (cwin->flags&CLIENTWIN_PROP_O_HORIZ
1111                ? REGION_ORIENTATION_HORIZONTAL
1112                : REGION_ORIENTATION_NONE));
1113 }
1114
1115
1116 /*}}}*/
1117
1118
1119 /*{{{ Identity & lookup */
1120
1121
1122 /*EXTL_DOC
1123  * Returns a table containing the properties \code{WM_CLASS} (table entries
1124  * \var{instance} and \var{class}) and  \code{WM_WINDOW_ROLE} (\var{role})
1125  * properties for \var{cwin}. If a property is not set, the corresponding
1126  * field(s) are unset in the  table.
1127  */
1128 EXTL_SAFE
1129 EXTL_EXPORT_MEMBER
1130 ExtlTab clientwin_get_ident(WClientWin *cwin)
1131 {
1132     char **p=NULL, **p2=NULL, *wrole=NULL;
1133     int n=0, n2=0, n3=0, tmp=0;
1134     Window tforwin=None;
1135     ExtlTab tab;
1136     bool dockapp_hack=FALSE;
1137
1138     p=xwindow_get_text_property(cwin->win, XA_WM_CLASS, &n);
1139
1140     p2=xwindow_get_text_property(cwin->win, ioncore_g.atom_dockapp_hack, &n2);
1141
1142     dockapp_hack=(n2>0);
1143
1144     if(p==NULL){
1145         /* Some dockapps do actually have WM_CLASS, so use it. */
1146         p=p2;
1147         n=n2;
1148         p2=NULL;
1149     }
1150
1151     wrole=xwindow_get_string_property(cwin->win, ioncore_g.atom_wm_window_role,
1152                                       &n3);
1153
1154     tab=extl_create_table();
1155     if(n>=2 && p[1]!=NULL)
1156         extl_table_sets_s(tab, "class", p[1]);
1157     if(n>=1 && p[0]!=NULL)
1158         extl_table_sets_s(tab, "instance", p[0]);
1159     if(wrole!=NULL)
1160         extl_table_sets_s(tab, "role", wrole);
1161
1162     if(XGetTransientForHint(ioncore_g.dpy, cwin->win, &tforwin)
1163        && tforwin!=None){
1164         extl_table_sets_b(tab, "is_transient", TRUE);
1165     }
1166
1167     if(dockapp_hack)
1168         extl_table_sets_b(tab, "is_dockapp", TRUE);
1169
1170     if(p!=NULL)
1171         XFreeStringList(p);
1172     if(p2!=NULL)
1173         XFreeStringList(p2);
1174     if(wrole!=NULL)
1175         free(wrole);
1176
1177     return tab;
1178 }
1179
1180
1181 /*}}}*/
1182
1183
1184 /*{{{ ConfigureRequest */
1185
1186
1187 static bool check_fs_cfgrq(WClientWin *cwin, XConfigureRequestEvent *ev)
1188 {
1189     /* check full screen request */
1190     if((ev->value_mask&(CWWidth|CWHeight))==(CWWidth|CWHeight)){
1191         WRegion *grp=region_groupleader_of((WRegion*)cwin);
1192         WScreen *scr=clientwin_fullscreen_chkrq(cwin, ev->width, ev->height);
1193
1194         if(scr!=NULL && REGION_MANAGER(grp)!=(WRegion*)scr){
1195             bool sw=clientwin_fullscreen_may_switchto(cwin);
1196
1197             cwin->flags|=CLIENTWIN_FS_RQ;
1198
1199             if(!region_fullscreen_scr(grp, scr, sw))
1200                 cwin->flags&=~CLIENTWIN_FS_RQ;
1201
1202             return TRUE;
1203         }
1204     }
1205
1206     return FALSE;
1207 }
1208
1209 WMPlex* find_mplexer(WRegion *cwin)
1210 {
1211     if (cwin == NULL)
1212         return NULL;
1213     if(obj_is((Obj*)cwin, &CLASSDESCR(WMPlex)))
1214         return (WMPlex*) cwin;
1215     return find_mplexer(cwin->manager);
1216 }
1217
1218 /* Returns whether anything was actually changed. */
1219 static bool check_normal_cfgrq(WClientWin *cwin, XConfigureRequestEvent *ev)
1220 {
1221     bool result = FALSE;
1222
1223     if(ev->value_mask&(CWX|CWY|CWWidth|CWHeight)){
1224         WRQGeomParams rq=RQGEOMPARAMS_INIT;
1225         int gdx=0, gdy=0;
1226
1227         rq.flags=REGION_RQGEOM_WEAK_ALL|REGION_RQGEOM_ABSOLUTE;
1228
1229         if(cwin->size_hints.flags&PWinGravity){
1230             rq.flags|=REGION_RQGEOM_GRAVITY;
1231             rq.gravity=cwin->size_hints.win_gravity;
1232         }
1233
1234         /* Do I need to insert another disparaging comment on the person who
1235          * invented special server-supported window borders that are not
1236          * accounted for in the window size? Keep it simple, stupid!
1237          */
1238         if(cwin->size_hints.flags&PWinGravity){
1239             gdx=xgravity_deltax(cwin->size_hints.win_gravity,
1240                                -cwin->orig_bw, -cwin->orig_bw);
1241             gdy=xgravity_deltay(cwin->size_hints.win_gravity,
1242                                -cwin->orig_bw, -cwin->orig_bw);
1243         }
1244
1245         region_rootpos((WRegion*)cwin, &(rq.geom.x), &(rq.geom.y));
1246         rq.geom.w=REGION_GEOM(cwin).w;
1247         rq.geom.h=REGION_GEOM(cwin).h;
1248
1249         if(ev->value_mask&CWWidth){
1250             /* If x was not changed, keep reference point where it was */
1251             if(cwin->size_hints.flags&PWinGravity){
1252                 rq.geom.x+=xgravity_deltax(cwin->size_hints.win_gravity, 0,
1253                                            ev->width-rq.geom.w);
1254             }
1255             rq.geom.w=maxof(ev->width, 1);
1256             rq.flags&=~REGION_RQGEOM_WEAK_W;
1257         }
1258         if(ev->value_mask&CWHeight){
1259             /* If y was not changed, keep reference point where it was */
1260             if(cwin->size_hints.flags&PWinGravity){
1261                 rq.geom.y+=xgravity_deltay(cwin->size_hints.win_gravity, 0,
1262                                            ev->height-rq.geom.h);
1263             }
1264             rq.geom.h=maxof(ev->height, 1);
1265             rq.flags&=~REGION_RQGEOM_WEAK_H;
1266         }
1267         if(ev->value_mask&CWX){
1268             rq.geom.x=ev->x+gdx;
1269             rq.flags&=~REGION_RQGEOM_WEAK_X;
1270             rq.flags&=~REGION_RQGEOM_WEAK_W;
1271         }
1272         if(ev->value_mask&CWY){
1273             rq.geom.y=ev->y+gdy;
1274             rq.flags&=~REGION_RQGEOM_WEAK_Y;
1275             rq.flags&=~REGION_RQGEOM_WEAK_H;
1276         }
1277
1278         region_rqgeom((WRegion*)cwin, &rq, NULL);
1279
1280         result = TRUE;
1281     }
1282
1283     if(ioncore_g.window_stacking_request != IONCORE_WINDOWSTACKINGREQUEST_IGNORE &&
1284        ev->value_mask&CWStackMode){
1285         switch(ev->detail){
1286         case Above:
1287             region_set_activity((WRegion*) cwin, SETPARAM_SET);
1288             /* TODO we should be more conservative here - but what does/should
1289              * region_set_activity return? */
1290             result = TRUE;
1291             break;
1292         case Below:
1293         case TopIf:
1294         case BottomIf:
1295         case Opposite:
1296             /* unimplemented */
1297             break;
1298         }
1299     }
1300
1301     return result;
1302 }
1303
1304
1305 void clientwin_handle_configure_request(WClientWin *cwin,
1306                                         XConfigureRequestEvent *ev)
1307 {
1308     if(ev->value_mask&CWBorderWidth)
1309         cwin->orig_bw=ev->border_width;
1310
1311     cwin->flags|=CLIENTWIN_NEED_CFGNTFY;
1312
1313     if(!(cwin->flags&CLIENTWIN_PROP_IGNORE_CFGRQ)){
1314         if(!check_fs_cfgrq(cwin, ev))
1315             check_normal_cfgrq(cwin, ev);
1316     }
1317
1318     if(cwin->flags&CLIENTWIN_NEED_CFGNTFY){
1319         sendconfig_clientwin(cwin);
1320         cwin->flags&=~CLIENTWIN_NEED_CFGNTFY;
1321     }
1322 }
1323
1324
1325 /*}}}*/
1326
1327
1328 /*{{{ Kludges */
1329
1330
1331 /*EXTL_DOC
1332  * Attempts to fix window size problems with non-ICCCM compliant
1333  * programs.
1334  */
1335 EXTL_EXPORT_MEMBER
1336 void clientwin_nudge(WClientWin *cwin)
1337 {
1338     XResizeWindow(ioncore_g.dpy, cwin->win,
1339                   2*REGION_GEOM(cwin).w, 2*REGION_GEOM(cwin).h);
1340     XFlush(ioncore_g.dpy);
1341     XResizeWindow(ioncore_g.dpy, cwin->win,
1342                   REGION_GEOM(cwin).w, REGION_GEOM(cwin).h);
1343 }
1344
1345
1346 /*}}}*/
1347
1348
1349 /*{{{ Misc. */
1350
1351
1352 /*EXTL_DOC
1353  * Return the X window id for the client window.
1354  */
1355 EXTL_SAFE
1356 EXTL_EXPORT_MEMBER
1357 double clientwin_xid(WClientWin *cwin)
1358 {
1359     return cwin->win;
1360 }
1361
1362
1363 /*}}}*/
1364
1365
1366 /*{{{ Save/load */
1367
1368
1369 static int last_checkcode=1;
1370
1371
1372 static ExtlTab clientwin_get_configuration(WClientWin *cwin)
1373 {
1374     int chkc=0;
1375     ExtlTab tab;
1376     SMCfgCallback *cfg_cb;
1377     SMAddCallback *add_cb;
1378
1379     tab=region_get_base_configuration((WRegion*)cwin);
1380
1381     extl_table_sets_d(tab, "windowid", (double)(cwin->win));
1382
1383     if(last_checkcode!=0){
1384         chkc=last_checkcode++;
1385         xwindow_set_integer_property(cwin->win, ioncore_g.atom_checkcode,
1386                                      chkc);
1387         extl_table_sets_i(tab, "checkcode", chkc);
1388     }
1389
1390     ioncore_get_sm_callbacks(&add_cb, &cfg_cb);
1391
1392     if(cfg_cb!=NULL)
1393         cfg_cb(cwin, tab);
1394
1395     return tab;
1396 }
1397
1398
1399 static void do_sm(ExtlTab tab)
1400 {
1401     SMAddCallback *add_cb;
1402     SMCfgCallback *cfg_cb;
1403     WPHolder *ph;
1404
1405     ioncore_get_sm_callbacks(&add_cb, &cfg_cb);
1406
1407     if(add_cb!=NULL){
1408         ph=ioncore_get_load_pholder();
1409
1410         if(ph!=NULL){
1411             if(!add_cb(ph, tab))
1412                 destroy_obj((Obj*)ph);
1413         }
1414     }
1415 }
1416
1417
1418 WRegion *clientwin_load(WWindow *par, const WFitParams *fp, ExtlTab tab)
1419 {
1420     double wind=0;
1421     Window win=None;
1422     int chkc=0, real_chkc=0;
1423     WClientWin *cwin=NULL;
1424     XWindowAttributes attr;
1425     WRectangle rg;
1426     bool got_chkc=FALSE;
1427
1428     if(!extl_table_gets_d(tab, "windowid", &wind) ||
1429        !extl_table_gets_i(tab, "checkcode", &chkc)){
1430         return NULL;
1431     }
1432
1433     win=(Window)wind;
1434
1435     if(XWINDOW_REGION_OF(win)!=NULL){
1436         warn("Client window %x already managed.", win);
1437         return NULL;
1438     }
1439
1440     got_chkc=xwindow_get_integer_property(win, ioncore_g.atom_checkcode,
1441                                           &real_chkc);
1442
1443     if(!got_chkc || real_chkc!=chkc){
1444         do_sm(tab);
1445         return NULL;
1446     }
1447
1448     /* Found it! */
1449
1450     if(!XGetWindowAttributes(ioncore_g.dpy, win, &attr)){
1451         warn(TR("Window %#x disappeared."), win);
1452         return NULL;
1453     }
1454
1455     if(attr.root!=region_root_of((WRegion*)par))
1456         return NULL;
1457
1458     if(attr.override_redirect ||
1459        (ioncore_g.opmode==IONCORE_OPMODE_INIT && attr.map_state!=IsViewable)){
1460         warn(TR("Saved client window does not want to be managed."));
1461         return NULL;
1462     }
1463
1464     cwin=create_clientwin(par, win, &attr);
1465
1466     if(cwin==NULL)
1467         return FALSE;
1468
1469     /* Reparent and resize taking limits set by size hints into account */
1470     convert_geom(fp, cwin, &rg);
1471     REGION_GEOM(cwin)=rg;
1472     do_reparent_clientwin(cwin, par->win, rg.x, rg.y);
1473     XResizeWindow(ioncore_g.dpy, win, maxof(1, rg.w), maxof(1, rg.h));
1474
1475     if(!postmanage_check(cwin, &attr)){
1476         clientwin_destroyed(cwin);
1477         return NULL;
1478     }
1479
1480     return (WRegion*)cwin;
1481 }
1482
1483
1484 /*}}}*/
1485
1486
1487 /*{{{ Dynfuntab and class info */
1488
1489
1490 static DynFunTab clientwin_dynfuntab[]={
1491     {(DynFun*)region_fitrep,
1492      (DynFun*)clientwin_fitrep},
1493
1494     {region_map,
1495      clientwin_map},
1496
1497     {region_unmap,
1498      clientwin_unmap},
1499
1500     {region_do_set_focus,
1501      clientwin_do_set_focus},
1502
1503     {region_notify_rootpos,
1504      clientwin_notify_rootpos},
1505
1506     {region_restack,
1507      clientwin_restack},
1508
1509     {region_stacking,
1510      clientwin_stacking},
1511
1512     {(DynFun*)region_xwindow,
1513      (DynFun*)clientwin_x_window},
1514
1515     {region_activated,
1516      clientwin_activated},
1517
1518     {region_size_hints,
1519      clientwin_size_hints},
1520
1521     {(DynFun*)region_orientation,
1522      (DynFun*)clientwin_orientation},
1523
1524     {(DynFun*)region_rqclose,
1525      (DynFun*)clientwin_rqclose},
1526
1527     {(DynFun*)region_get_configuration,
1528      (DynFun*)clientwin_get_configuration},
1529
1530     END_DYNFUNTAB
1531 };
1532
1533
1534 EXTL_EXPORT
1535 IMPLCLASS(WClientWin, WRegion, clientwin_deinit, clientwin_dynfuntab);
1536
1537
1538 /*}}}*/