src/appicon.c

   1 /* appicon.c- icon for applications (not mini-window)
   2  *
   3  *  WindowMaker window manager
   4  *
   5  *  Copyright (c) 1997, 1998 Alfredo K. Kojima
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License as published by
   9  *  the Free Software Foundation; either version 2 of the License, or
  10  *  (at your option) any later version.
  11  *
  12  *  This program is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *  GNU General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License
  18  *  along with this program; if not, write to the Free Software
  19  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  20  *  USA.
  21  */
  22
  23 #include "wconfig.h"
  24
  25 #include <X11/Xlib.h>
  26 #include <X11/Xutil.h>
  27 #include <stdlib.h>
  28 #include <string.h>
  29
  30 #include "WindowMaker.h"
  31 #include "wcore.h"
  32 #include "window.h"
  33 #include "icon.h"
  34 #include "appicon.h"
  35 #include "actions.h"
  36 #include "stacking.h"
  37 #include "dock.h"
  38 #include "funcs.h"
  39 #include "defaults.h"
  40 #include "workspace.h"
  41 #include "superfluous.h"
  42 #include "menu.h"
  43 #include "framewin.h"
  44 #include "dialog.h"
  45 #include "client.h"
  46
  47 /*
  48  * icon_file for the dock is got from the preferences file by
  49  * using the classname/instancename
  50  */
  51
  52 /**** Global variables ****/
  53 extern Cursor wCursor[WCUR_LAST];
  54 extern WPreferences wPreferences;
  55
  56 #define MOD_MASK       wPreferences.modifier_mask
  57
  58 void appIconMouseDown(WObjDescriptor *desc, XEvent *event);
  59 static void iconDblClick(WObjDescriptor *desc, XEvent *event);
  60 static void iconExpose(WObjDescriptor *desc, XEvent *event);
  61
  62
  63
  64 WAppIcon*
  65 wAppIconCreateForDock(WScreen *scr, char *command, char *wm_instance,
  66                       char *wm_class, int tile)
  67 {
  68     WAppIcon *dicon;
  69     char *path;
  70
  71     dicon = wmalloc(sizeof(WAppIcon));
  72     wretain(dicon);
  73     memset(dicon, 0, sizeof(WAppIcon));
  74     dicon->yindex = -1;
  75     dicon->xindex = -1;
  76
  77     dicon->prev = NULL;
  78     dicon->next = scr->app_icon_list;
  79     if (scr->app_icon_list) {
  80         scr->app_icon_list->prev = dicon;
  81     }
  82     scr->app_icon_list = dicon;
  83
  84     if (command) {
  85         dicon->command = wstrdup(command);
  86     }
  87     if (wm_class)
  88       dicon->wm_class = wstrdup(wm_class);
  89     if (wm_instance)
  90       dicon->wm_instance = wstrdup(wm_instance);
  91
  92     path = wDefaultGetIconFile(scr, wm_instance, wm_class, True);
  93     if (!path && command) {
  94         wApplicationExtractDirPackIcon(scr, command, wm_instance, wm_class);
  95
  96         path = wDefaultGetIconFile(scr, wm_instance, wm_class, False);
  97     }
  98
  99     if (path)
 100         path = FindImage(wPreferences.icon_path, path);
 101
 102     dicon->icon = wIconCreateWithIconFile(scr, path, tile);
 103     if (path)
 104         free(path);
 105 #ifdef REDUCE_APPICONS
 106     dicon->num_apps = 0;
 107 #endif
 108
 109     /* will be overriden by dock */
 110     dicon->icon->core->descriptor.handle_mousedown = appIconMouseDown;
 111     dicon->icon->core->descriptor.handle_expose = iconExpose;
 112     dicon->icon->core->descriptor.parent_type = WCLASS_APPICON;
 113     dicon->icon->core->descriptor.parent = dicon;
 114     AddToStackList(dicon->icon->core);
 115
 116     return dicon;
 117 }
 118
 119
 120
 121 WAppIcon*
 122 wAppIconCreate(WWindow *leader_win)
 123 {
 124     WAppIcon *aicon;
 125 #ifdef REDUCE_APPICONS
 126     WAppIcon *atmp;
 127     WAppIconAppList *applist;
 128     char *tinstance, *tclass;
 129 #endif
 130     WScreen *scr = leader_win->screen_ptr;
 131
 132     aicon = wmalloc(sizeof(WAppIcon));
 133     wretain(aicon);
 134     memset(aicon, 0, sizeof(WAppIcon));
 135 #ifdef REDUCE_APPICONS
 136     applist = wmalloc(sizeof(WAppIconAppList));
 137     memset(applist, 0, sizeof(WAppIconAppList));
 138     applist->wapp = wApplicationOf(leader_win->main_window);
 139     aicon->applist = applist;
 140     if (applist->wapp == NULL) {
 141         /* Something's wrong. wApplicationOf() should always return a
 142          * valid structure.  Rather than violate assumptions, bail. -cls
 143          */
 144         free(applist);
 145         wrelease(aicon);
 146         return NULL;
 147     }
 148 #endif
 149
 150     aicon->yindex = -1;
 151     aicon->xindex = -1;
 152
 153     aicon->prev = NULL;
 154     aicon->next = scr->app_icon_list;
 155     if (scr->app_icon_list) {
 156 #ifdef REDUCE_APPICONS
 157         /* If we aren't going to have a match, jump straight to new appicon */
 158         if (leader_win->wm_class == NULL || leader_win->wm_class == NULL)
 159             atmp = NULL;
 160         else
 161         atmp = scr->app_icon_list;
 162
 163         while (atmp != NULL) {
 164             if ((tinstance = atmp->wm_instance) == NULL)
 165                 tinstance = "";
 166             if ((tclass = atmp->wm_class) == NULL)
 167                 tclass = "";
 168             if ((strcmp(leader_win->wm_class, tclass) == 0) &&
 169                 (strcmp(leader_win->wm_instance, tinstance) == 0))
 170             {
 171                 /* We have a winner */
 172                 wrelease(aicon);
 173                 atmp->num_apps++;
 174                 applist->next = atmp->applist;
 175                 if (atmp->applist)
 176                     atmp->applist->prev = applist;
 177                 atmp->applist = applist;
 178
 179                 if (atmp->docked) {
 180                     wDockSimulateLaunch(atmp->dock, atmp);
 181                 }
 182
 183                 return atmp;
 184             }
 185             atmp = atmp->next;
 186         }
 187         if (atmp == NULL) {
 188 #endif
 189         scr->app_icon_list->prev = aicon;
 190 #ifdef REDUCE_APPICONS
 191         }
 192 #endif
 193     }
 194     scr->app_icon_list = aicon;
 195
 196     if (leader_win->wm_class)
 197         aicon->wm_class = wstrdup(leader_win->wm_class);
 198     if (leader_win->wm_instance)
 199         aicon->wm_instance = wstrdup(leader_win->wm_instance);
 200 #ifdef REDUCE_APPICONS
 201     aicon->num_apps = 1;
 202 #endif
 203
 204     aicon->icon = wIconCreate(leader_win);
 205
 206     /* will be overriden if docked */
 207     aicon->icon->core->descriptor.handle_mousedown = appIconMouseDown;
 208     aicon->icon->core->descriptor.handle_expose = iconExpose;
 209     aicon->icon->core->descriptor.parent_type = WCLASS_APPICON;
 210     aicon->icon->core->descriptor.parent = aicon;
 211     AddToStackList(aicon->icon->core);
 212     aicon->icon->show_title = 0;
 213     wIconUpdate(aicon->icon);
 214
 215     return aicon;
 216 }
 217
 218
 219 void
 220 wAppIconDestroy(WAppIcon *aicon)
 221 {
 222     WScreen *scr = aicon->icon->core->screen_ptr;
 223 #ifdef REDUCE_APPICONS
 224     WAppIconAppList *aptmp;
 225 #endif
 226
 227     RemoveFromStackList(aicon->icon->core);
 228     wIconDestroy(aicon->icon);
 229     if (aicon->command)
 230         free(aicon->command);
 231 #ifdef OFFIX_DND
 232     if (aicon->dnd_command)
 233         free(aicon->dnd_command);
 234 #endif
 235     if (aicon->wm_instance)
 236       free(aicon->wm_instance);
 237     if (aicon->wm_class)
 238       free(aicon->wm_class);
 239 #ifdef REDUCE_APPICONS
 240     /* There should never be a list but just in case */
 241     if (aicon->applist != NULL) {
 242         aptmp = aicon->applist;
 243         while (aptmp->next) {
 244             aptmp = aptmp->next;
 245             free(aptmp->prev);
 246         }
 247         free(aptmp);
 248     }
 249 #endif
 250
 251     if (aicon == scr->app_icon_list) {
 252         if (aicon->next)
 253             aicon->next->prev = NULL;
 254         scr->app_icon_list = aicon->next;
 255     }
 256     else {
 257         if (aicon->next)
 258             aicon->next->prev = aicon->prev;
 259         if (aicon->prev)
 260             aicon->prev->next = aicon->next;
 261     }
 262
 263     aicon->destroyed = 1;
 264     wrelease(aicon);
 265 }
 266
 267
 268
 269 #ifdef NEWAPPICON
 270 static void
 271 drawCorner(WIcon *icon, WWindow *wwin, int active)
 272 {
 273     WScreen *scr = wwin->screen_ptr;
 274     XPoint points[3];
 275     GC gc;
 276
 277     points[0].x = 2;
 278     points[0].y = 2;
 279     points[1].x = 12;
 280     points[1].y = 2;
 281     points[2].x = 2;
 282     points[2].y = 12;
 283     if (active) {
 284         gc=scr->focused_texture->any.gc;
 285     } else {
 286         gc=scr->unfocused_texture->any.gc;
 287     }
 288     XFillPolygon(dpy, icon->core->window, gc, points, 3,
 289                  Convex, CoordModeOrigin);
 290 }
 291 #endif /* NEWAPPICON */
 292
 293
 294 void
 295 wAppIconMove(WAppIcon *aicon, int x, int y)
 296 {
 297     XMoveWindow(dpy, aicon->icon->core->window, x, y);
 298     aicon->x_pos = x;
 299     aicon->y_pos = y;
 300 }
 301
 302
 303 #ifdef WS_INDICATOR
 304 static void
 305 updateDockNumbers(WScreen *scr)
 306 {
 307    int length;
 308    char *ws_numbers;
 309    GC numbers_gc;
 310    XGCValues my_gc_values;
 311    unsigned long my_v_mask = (GCForeground);
 312    WAppIcon *dicon = scr->dock->icon_array[0];
 313
 314    my_gc_values.foreground = scr->white_pixel;
 315    numbers_gc = XCreateGC(dpy, dicon->icon->core->window,
 316                           my_v_mask, &my_gc_values);
 317
 318    ws_numbers = malloc(20);
 319    sprintf(ws_numbers, "%i [ %i ]", scr->current_workspace+1,
 320            ((scr->current_workspace/10)+1));
 321    length = strlen(ws_numbers);
 322
 323    XClearArea(dpy, dicon->icon->core->window, 2, 2, 50,
 324               scr->icon_title_font->y+1, False);
 325
 326 #ifndef I18N_MB
 327    XSetFont(dpy, numbers_gc, scr->icon_title_font->font->fid);
 328    XSetForeground(dpy, numbers_gc, scr->black_pixel);
 329    XDrawString(dpy, dicon->icon->core->window,
 330                numbers_gc, 4, scr->icon_title_font->y+3, ws_numbers, length);
 331    XSetForeground(dpy, numbers_gc, scr->white_pixel);
 332    XDrawString(dpy, dicon->icon->core->window,
 333                numbers_gc, 3, scr->icon_title_font->y+2, ws_numbers, length);
 334 #else
 335    XSetForeground(dpy, numbers_gc, scr->black_pixel);
 336    XmbDrawString(dpy, dicon->icon->core->window,
 337                  scr->icon_title_font->font, numbers_gc, 4,
 338                  scr->icon_title_font->y+3, ws_numbers, length);
 339    XSetForeground(dpy, numbers_gc, scr->white_pixel);
 340    XmbDrawString(dpy, dicon->icon->core->window,
 341                  scr->icon_title_font->font, numbers_gc, 3,
 342                  scr->icon_title_font->y+2, ws_numbers, length);
 343 #endif /* I18N_MB */
 344
 345    XFreeGC(dpy, numbers_gc);
 346    free(ws_numbers);
 347 }
 348 #endif /* WS_INDICATOR */
 349
 350
 351 void
 352 wAppIconPaint(WAppIcon *aicon)
 353 {
 354     WScreen *scr = aicon->icon->core->screen_ptr;
 355
 356     wIconPaint(aicon->icon);
 357
 358
 359 # ifdef WS_INDICATOR
 360     if (aicon->docked && scr->dock && aicon->yindex==0)
 361         updateDockNumbers(scr);
 362 # endif
 363     if (scr->dock_dots && aicon->docked && !aicon->running
 364         && aicon->command!=NULL) {
 365         XSetClipMask(dpy, scr->copy_gc, scr->dock_dots->mask);
 366         XSetClipOrigin(dpy, scr->copy_gc, 0, 0);
 367         XCopyArea(dpy, scr->dock_dots->image, aicon->icon->core->window,
 368                   scr->copy_gc, 0, 0, scr->dock_dots->width,
 369                   scr->dock_dots->height, 0, 0);
 370     }
 371
 372 #ifdef NEWAPPICON
 373     if (!wPreferences.strict_ns && aicon->icon->owner!=NULL) {
 374         int active=0;
 375         if (aicon->main_window==None) {
 376             active = (aicon->icon->owner->flags.focused ? 1 : 0);
 377         } else {
 378             WApplication *wapp;
 379
 380             wapp = wApplicationOf(aicon->main_window);
 381             if (!wapp) {
 382                 active = aicon->icon->owner->flags.focused;
 383                 wwarning("error in wAppIconPaint(). Please report it");
 384             } else {
 385                 active = wapp->main_window_desc->flags.focused;
 386                 if (wapp->main_window_desc->flags.hidden
 387                     || !wapp->main_window_desc->flags.mapped)
 388                   active = -1;
 389             }
 390         }
 391         if (active>=0)
 392           drawCorner(aicon->icon, aicon->icon->owner, active);
 393     }
 394 #endif /* NEWAPPICON */
 395
 396     XSetClipMask(dpy, scr->copy_gc, None);
 397     if (aicon->launching) {
 398         XFillRectangle(dpy, aicon->icon->core->window, scr->stipple_gc,
 399                        0, 0, wPreferences.icon_size, wPreferences.icon_size);
 400     }
 401 }
 402
 403
 404
 405 #define canBeDocked(wwin)  ((wwin) && ((wwin)->wm_class||(wwin)->wm_instance))
 406
 407 #ifdef REDUCE_APPICONS
 408 unsigned int
 409 wAppIconReduceAppCount(WApplication *wapp)
 410 {
 411     WAppIconAppList *applist;
 412
 413     if (wapp == NULL)
 414         return 0;
 415
 416     if (wapp->app_icon == NULL)
 417         return 0;
 418
 419     /* If given a main window, check the applist
 420      * and remove the if it exists
 421      */
 422         applist = wapp->app_icon->applist;
 423         while (applist != NULL) {
 424                 if (applist->wapp == wapp) {
 425                     /* If this app owns the appicon, change the appicon's
 426                      * owner to the next app in the list or NULL
 427                      */
 428             if (wapp->app_icon->icon->owner == applist->wapp->main_window_desc)
 429 {
 430                         if (applist->next) {
 431                             wapp->app_icon->icon->owner = applist->next->wapp->main_window_desc;
 432                         } else if (applist->prev) {
 433                             wapp->app_icon->icon->owner = applist->prev->wapp->main_window_desc;
 434                         } else {
 435                             wapp->app_icon->icon->owner = NULL;
 436                         }
 437                     }
 438                     if (applist->prev)
 439                         applist->prev->next = applist->next;
 440
 441                     if (applist->next)
 442                         applist->next->prev = applist->prev;
 443
 444             if (applist == wapp->app_icon->applist)
 445                         wapp->app_icon->applist = applist->next;
 446
 447                     free(applist);
 448
 449                     if (wapp->app_icon->applist != NULL)
 450                         wapp->app_icon->main_window = wapp->app_icon->applist->wapp->main_window;
 451
 452                     return (--wapp->app_icon->num_apps);
 453                 }
 454             applist = applist->next;
 455         }
 456     return (--wapp->app_icon->num_apps);
 457 }
 458 #endif
 459
 460
 461 static void
 462 hideCallback(WMenu *menu, WMenuEntry *entry)
 463 {
 464     WApplication *wapp = (WApplication*)entry->clientdata;
 465
 466     if (wapp->flags.hidden) {
 467         wWorkspaceChange(menu->menu->screen_ptr, wapp->last_workspace);
 468         wUnhideApplication(wapp, False, False);
 469     } else {
 470         wHideApplication(wapp);
 471     }
 472 }
 473
 474
 475 static void
 476 unhideHereCallback(WMenu *menu, WMenuEntry *entry)
 477 {
 478     WApplication *wapp = (WApplication*)entry->clientdata;
 479
 480     wUnhideApplication(wapp, False, True);
 481 }
 482
 483
 484 static void
 485 setIconCallback(WMenu *menu, WMenuEntry *entry)
 486 {
 487     WAppIcon *icon = ((WApplication*)entry->clientdata)->app_icon;
 488     char *file=NULL;
 489     WScreen *scr;
 490     int result;
 491
 492     assert(icon!=NULL);
 493
 494     if (icon->editing)
 495         return;
 496     icon->editing = 1;
 497     scr = icon->icon->core->screen_ptr;
 498
 499     wretain(icon);
 500
 501     result = wIconChooserDialog(scr, &file);
 502
 503     if (result && !icon->destroyed) {
 504         if (file[0]==0) {
 505             free(file);
 506             file = NULL;
 507         }
 508         if (!wIconChangeImageFile(icon->icon, file)) {
 509             wMessageDialog(scr, _("Error"),
 510                            _("Could not open specified icon file"),
 511                            _("OK"), NULL, NULL);
 512         } else {
 513             wDefaultChangeIcon(scr, icon->wm_instance, icon->wm_class, file);
 514             wAppIconPaint(icon);
 515         }
 516         if (file)
 517             free(file);
 518     }
 519     icon->editing = 0;
 520     wrelease(icon);
 521 }
 522
 523
 524 static void
 525 killCallback(WMenu *menu, WMenuEntry *entry)
 526 {
 527     WApplication *wapp = (WApplication*)entry->clientdata;
 528     assert(entry->clientdata!=NULL);
 529
 530     wretain(wapp->main_window_desc);
 531     if (wPreferences.dont_confirm_kill
 532         || wMessageDialog(menu->frame->screen_ptr, _("Kill Application"),
 533                        _("This will kill the application.\nAny unsaved changes will be lost.\nPlease confirm."),
 534                        _("Yes"), _("No"), NULL)==WAPRDefault) {
 535         if (!wapp->main_window_desc->flags.destroyed)
 536             wClientKill(wapp->main_window_desc);
 537     }
 538     wrelease(wapp->main_window_desc);
 539 }
 540
 541
 542 static WMenu*
 543 createApplicationMenu(WScreen *scr)
 544 {
 545     WMenu *menu;
 546
 547     menu = wMenuCreate(scr, NULL, False);
 548     wMenuAddCallback(menu, _("Unhide Here"), unhideHereCallback, NULL);
 549     wMenuAddCallback(menu, _("(Un)Hide"), hideCallback, NULL);
 550     wMenuAddCallback(menu, _("Set Icon..."), setIconCallback, NULL);
 551     wMenuAddCallback(menu, _("Kill"), killCallback, NULL);
 552
 553     return menu;
 554 }
 555
 556
 557 static void
 558 openApplicationMenu(WApplication *wapp, int x, int y)
 559 {
 560     WMenu *menu;
 561     WScreen *scr = wapp->main_window_desc->screen_ptr;
 562     int i;
 563
 564     if (!scr->icon_menu) {
 565         scr->icon_menu = createApplicationMenu(scr);
 566     }
 567
 568     menu = scr->icon_menu;
 569     if (!menu->flags.realized)
 570         wMenuRealize(menu);
 571
 572     x -= menu->frame->core->width/2;
 573     if (x + menu->frame->core->width > scr->scr_width)
 574         x = scr->scr_width - menu->frame->core->width;
 575     if (x < 0)
 576         x = 0;
 577
 578     /* set client data */
 579     for (i = 0; i < menu->entry_no; i++) {
 580         menu->entries[i]->clientdata = wapp;
 581     }
 582     wMenuMapAt(menu, x, y, False);
 583 }
 584
 585
 586 /******************************************************************/
 587
 588 static void
 589 iconExpose(WObjDescriptor *desc, XEvent *event)
 590 {
 591     wAppIconPaint(desc->parent);
 592 }
 593
 594 static void
 595 iconDblClick(WObjDescriptor *desc, XEvent *event)
 596 {
 597     WAppIcon *aicon = desc->parent;
 598     WApplication *wapp;
 599     WScreen *scr = aicon->icon->core->screen_ptr;
 600     int unhideHere;
 601
 602 #ifndef REDUCE_APPICONS
 603     assert(aicon->icon->owner!=NULL);
 604 #else
 605     if (aicon->icon->owner == NULL) {
 606        fprintf(stderr, "Double-click disabled: missing main window.\n");
 607        return;
 608     }
 609 #endif
 610
 611     wapp = wApplicationOf(aicon->icon->owner->main_window);
 612 #ifdef DEBUG0
 613     if (!wapp) {
 614         wwarning("could not find application descriptor for app icon!!");
 615         return;
 616     }
 617 #endif
 618 #ifdef REDUCE_APPICONS
 619     if (!wapp) {
 620        fprintf(stderr, "Double-click disabled: missing wapp.\n");
 621        return;
 622     }
 623 #endif /* REDUCE_APPICONS */
 624 #if 0
 625     /* aproveita que ta aqui pra atualizar */
 626     wapp->main_window = aicon->icon->owner->main_window;
 627 #endif
 628
 629     unhideHere = (event->xbutton.state & ShiftMask);
 630
 631     /* go to the last workspace that the user worked on the app */
 632     if (!unhideHere)
 633         wWorkspaceChange(scr, wapp->last_workspace);
 634
 635     wUnhideApplication(wapp, event->xbutton.button==Button2, unhideHere);
 636
 637     if (event->xbutton.state & MOD_MASK) {
 638         wHideOtherApplications(aicon->icon->owner);
 639     }
 640 }
 641
 642
 643 void
 644 appIconMouseDown(WObjDescriptor *desc, XEvent *event)
 645 {
 646     WAppIcon *aicon = desc->parent;
 647     WIcon *icon = aicon->icon;
 648     XEvent ev;
 649     int x=aicon->x_pos, y=aicon->y_pos;
 650     int dx=event->xbutton.x, dy=event->xbutton.y;
 651     int grabbed=0;
 652     int done=0;
 653     int superfluous = wPreferences.superfluous; /* we catch it to avoid problems */
 654     WScreen *scr = icon->core->screen_ptr;
 655     WWorkspace *workspace = scr->workspaces[scr->current_workspace];
 656     int shad_x = 0, shad_y = 0, docking=0, dockable, collapsed = 0;
 657     int ix, iy;
 658     int clickButton = event->xbutton.button;
 659     Pixmap ghost = None;
 660
 661     if (IsDoubleClick(scr, event)) {
 662         iconDblClick(desc, event);
 663         return;
 664     }
 665
 666     if (event->xbutton.button == Button3) {
 667         WObjDescriptor *desc;
 668         WApplication *wapp = wApplicationOf(aicon->icon->owner->main_window);
 669
 670         openApplicationMenu(wapp, event->xbutton.x_root,
 671                             event->xbutton.y_root);
 672
 673         /* allow drag select of menu */
 674         desc = &scr->icon_menu->menu->descriptor;
 675         event->xbutton.send_event = True;
 676         (*desc->handle_mousedown)(desc, event);
 677         return;
 678     }
 679
 680 #ifdef DEBUG
 681     puts("Moving icon");
 682 #endif
 683     if (event->xbutton.state & MOD_MASK)
 684         wLowerFrame(icon->core);
 685     else
 686         wRaiseFrame(icon->core);
 687
 688
 689     if (XGrabPointer(dpy, icon->core->window, True, ButtonMotionMask
 690                      |ButtonReleaseMask|ButtonPressMask, GrabModeAsync,
 691                      GrabModeAsync, None, None, CurrentTime) !=GrabSuccess) {
 692         wwarning("pointer grab failed for appicon move");
 693     }
 694
 695     if (wPreferences.flags.nodock && wPreferences.flags.noclip)
 696       dockable = 0;
 697     else
 698       dockable = canBeDocked(icon->owner);
 699
 700
 701     while (!done) {
 702         WMMaskEvent(dpy, PointerMotionMask|ButtonReleaseMask|ButtonPressMask
 703                     |ButtonMotionMask|ExposureMask, &ev);
 704         switch (ev.type) {
 705          case Expose:
 706             WMHandleEvent(&ev);
 707             break;
 708
 709          case MotionNotify:
 710             if (!grabbed) {
 711                 if (abs(dx-ev.xmotion.x)>=MOVE_THRESHOLD
 712                     || abs(dy-ev.xmotion.y)>=MOVE_THRESHOLD) {
 713                     XChangeActivePointerGrab(dpy, ButtonMotionMask
 714                                             |ButtonReleaseMask|ButtonPressMask,
 715                                              wCursor[WCUR_MOVE], CurrentTime);
 716                     grabbed=1;
 717                 } else {
 718                     break;
 719                 }
 720             }
 721             x = ev.xmotion.x_root - dx;
 722             y = ev.xmotion.y_root - dy;
 723             XMoveWindow(dpy, icon->core->window, x, y);
 724
 725             if (dockable) {
 726                 if (scr->dock && wDockSnapIcon(scr->dock, aicon, x, y,
 727                                                &ix, &iy, False)) {
 728                     shad_x = scr->dock->x_pos + ix*wPreferences.icon_size;
 729                     shad_y = scr->dock->y_pos + iy*wPreferences.icon_size;
 730
 731                     if (scr->last_dock != scr->dock && collapsed) {
 732                         scr->last_dock->collapsed = 1;
 733                         wDockHideIcons(scr->last_dock);
 734                         collapsed = 0;
 735                     }
 736                     if (!collapsed && (collapsed = scr->dock->collapsed)) {
 737                         scr->dock->collapsed = 0;
 738                         wDockShowIcons(scr->dock);
 739                     }
 740
 741                     scr->last_dock = scr->dock;
 742
 743                     XMoveWindow(dpy, scr->dock_shadow, shad_x, shad_y);
 744                     if (!docking) {
 745                         Window wins[2];
 746
 747                         wins[0] = icon->core->window;
 748                         wins[1] = scr->dock_shadow;
 749                         XRestackWindows(dpy, wins, 2);
 750                         if (superfluous) {
 751                         if (icon->pixmap!=None)
 752                             ghost = MakeGhostIcon(scr, icon->pixmap);
 753                         else
 754                             ghost = MakeGhostIcon(scr, icon->core->window);
 755                         XSetWindowBackgroundPixmap(dpy, scr->dock_shadow,
 756                                                    ghost);
 757                         XClearWindow(dpy, scr->dock_shadow);
 758                         }
 759                         XMapWindow(dpy, scr->dock_shadow);
 760                     }
 761                     docking = 1;
 762                 } else if (workspace->clip &&
 763                            wDockSnapIcon(workspace->clip, aicon, x, y,
 764                                          &ix, &iy, False)) {
 765                     shad_x = workspace->clip->x_pos + ix*wPreferences.icon_size;
 766                     shad_y = workspace->clip->y_pos + iy*wPreferences.icon_size;
 767
 768                     if (scr->last_dock != workspace->clip && collapsed) {
 769                         scr->last_dock->collapsed = 1;
 770                         wDockHideIcons(scr->last_dock);
 771                         collapsed = 0;
 772                     }
 773                     if (!collapsed && (collapsed = workspace->clip->collapsed)) {
 774                         workspace->clip->collapsed = 0;
 775                         wDockShowIcons(workspace->clip);
 776                     }
 777
 778                     scr->last_dock = workspace->clip;
 779
 780                     XMoveWindow(dpy, scr->dock_shadow, shad_x, shad_y);
 781                     if (!docking) {
 782                         Window wins[2];
 783
 784                         wins[0] = icon->core->window;
 785                         wins[1] = scr->dock_shadow;
 786                         XRestackWindows(dpy, wins, 2);
 787                         if (superfluous) {
 788                         if (icon->pixmap!=None)
 789                             ghost = MakeGhostIcon(scr, icon->pixmap);
 790                         else
 791                             ghost = MakeGhostIcon(scr, icon->core->window);
 792                         XSetWindowBackgroundPixmap(dpy, scr->dock_shadow,
 793                                                    ghost);
 794                         XClearWindow(dpy, scr->dock_shadow);
 795                         }
 796                         XMapWindow(dpy, scr->dock_shadow);
 797                     }
 798                     docking = 1;
 799                 } else if (docking) {
 800                     XUnmapWindow(dpy, scr->dock_shadow);
 801                     docking = 0;
 802                 }
 803             }
 804
 805             break;
 806
 807          case ButtonPress:
 808             break;
 809
 810          case ButtonRelease:
 811             if (ev.xbutton.button != clickButton)
 812                 break;
 813             XUngrabPointer(dpy, CurrentTime);
 814
 815             if (docking) {
 816                 Bool docked;
 817
 818                 /* icon is trying to be docked */
 819                 SlideWindow(icon->core->window, x, y, shad_x, shad_y);
 820                 XUnmapWindow(dpy, scr->dock_shadow);
 821                 docked = wDockAttachIcon(scr->last_dock, aicon, ix, iy);
 822                 if (scr->last_dock->auto_collapse) {
 823                     collapsed = 0;
 824                 }
 825
 826                 if (!docked) {
 827                     /* If icon could not be docked, slide it back to the old
 828                      * position */
 829                     SlideWindow(icon->core->window, x, y, aicon->x_pos,
 830                                 aicon->y_pos);
 831                 }
 832             } else {
 833                 XMoveWindow(dpy, icon->core->window, x, y);
 834                 aicon->x_pos = x;
 835                 aicon->y_pos = y;
 836             }
 837             if (collapsed) {
 838                 scr->last_dock->collapsed = 1;
 839                 wDockHideIcons(scr->last_dock);
 840                 collapsed = 0;
 841             }
 842             if (superfluous) {
 843                 if (ghost!=None)
 844                     XFreePixmap(dpy, ghost);
 845                 XSetWindowBackground(dpy, scr->dock_shadow, scr->white_pixel);
 846             }
 847             done = 1;
 848             break;
 849         }
 850     }
 851 #ifdef DEBUG
 852     puts("End icon move");
 853 #endif
 854
 855 }