src/appicon.c

   1 /* appicon.c- icon for applications (not mini-window)
   2  *
   3  *  Window Maker window manager
   4  *
   5  *  Copyright (c) 1997, 1998 Alfredo K. Kojima
   6  *  Copyright (c) 1998       Dan Pascu
   7  *
   8  *  This program is free software; you can redistribute it and/or modify
   9  *  it under the terms of the GNU General Public License as published by
  10  *  the Free Software Foundation; either version 2 of the License, or
  11  *  (at your option) any later version.
  12  *
  13  *  This program is distributed in the hope that it will be useful,
  14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *  GNU General Public License for more details.
  17  *
  18  *  You should have received a copy of the GNU General Public License
  19  *  along with this program; if not, write to the Free Software
  20  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  21  *  USA.
  22  */
  23
  24 #include "wconfig.h"
  25
  26 #include <X11/Xlib.h>
  27 #include <X11/Xutil.h>
  28 #include <stdlib.h>
  29 #include <string.h>
  30
  31 #include "WindowMaker.h"
  32 #include "wcore.h"
  33 #include "window.h"
  34 #include "icon.h"
  35 #include "appicon.h"
  36 #include "actions.h"
  37 #include "stacking.h"
  38 #include "dock.h"
  39 #include "funcs.h"
  40 #include "defaults.h"
  41 #include "workspace.h"
  42 #include "superfluous.h"
  43 #include "menu.h"
  44 #include "framewin.h"
  45 #include "dialog.h"
  46 #include "client.h"
  47
  48 /*
  49  * icon_file for the dock is got from the preferences file by
  50  * using the classname/instancename
  51  */
  52
  53 /**** Global variables ****/
  54 extern Cursor wCursor[WCUR_LAST];
  55 extern WPreferences wPreferences;
  56
  57 #define MOD_MASK       wPreferences.modifier_mask
  58
  59 void appIconMouseDown(WObjDescriptor *desc, XEvent *event);
  60 static void iconDblClick(WObjDescriptor *desc, XEvent *event);
  61 static void iconExpose(WObjDescriptor *desc, XEvent *event);
  62
  63
  64
  65 WAppIcon*
  66 wAppIconCreateForDock(WScreen *scr, char *command, char *wm_instance,
  67                       char *wm_class, int tile)
  68 {
  69     WAppIcon *dicon;
  70     char *path;
  71
  72     dicon = wmalloc(sizeof(WAppIcon));
  73     wretain(dicon);
  74     memset(dicon, 0, sizeof(WAppIcon));
  75     dicon->yindex = -1;
  76     dicon->xindex = -1;
  77
  78     dicon->prev = NULL;
  79     dicon->next = scr->app_icon_list;
  80     if (scr->app_icon_list) {
  81         scr->app_icon_list->prev = dicon;
  82     }
  83     scr->app_icon_list = dicon;
  84
  85     if (command) {
  86         dicon->command = wstrdup(command);
  87     }
  88     if (wm_class)
  89       dicon->wm_class = wstrdup(wm_class);
  90     if (wm_instance)
  91       dicon->wm_instance = wstrdup(wm_instance);
  92
  93     path = wDefaultGetIconFile(scr, wm_instance, wm_class, True);
  94     if (!path && command) {
  95         wApplicationExtractDirPackIcon(scr, command, wm_instance, wm_class);
  96
  97         path = wDefaultGetIconFile(scr, wm_instance, wm_class, False);
  98     }
  99
 100     if (path)
 101         path = FindImage(wPreferences.icon_path, path);
 102
 103     dicon->icon = wIconCreateWithIconFile(scr, path, tile);
 104     if (path)
 105         free(path);
 106 #ifdef REDUCE_APPICONS
 107     dicon->num_apps = 0;
 108 #endif
 109 #ifdef DEMATERIALIZE_ICON
 110     {
 111         XSetWindowAttributes attribs;
 112         attribs.save_under = True;
 113         XChangeWindowAttributes(dpy, dicon->icon->core->window,
 114                 CWSaveUnder, &attribs);
 115     }
 116 #endif
 117
 118     /* will be overriden by dock */
 119     dicon->icon->core->descriptor.handle_mousedown = appIconMouseDown;
 120     dicon->icon->core->descriptor.handle_expose = iconExpose;
 121     dicon->icon->core->descriptor.parent_type = WCLASS_APPICON;
 122     dicon->icon->core->descriptor.parent = dicon;
 123     AddToStackList(dicon->icon->core);
 124
 125     return dicon;
 126 }
 127
 128
 129
 130 WAppIcon*
 131 wAppIconCreate(WWindow *leader_win)
 132 {
 133     WAppIcon *aicon;
 134 #ifdef REDUCE_APPICONS
 135     WAppIcon *atmp;
 136     WAppIconAppList *applist;
 137     char *tinstance, *tclass;
 138 #endif
 139     WScreen *scr = leader_win->screen_ptr;
 140
 141     aicon = wmalloc(sizeof(WAppIcon));
 142     wretain(aicon);
 143     memset(aicon, 0, sizeof(WAppIcon));
 144 #ifdef REDUCE_APPICONS
 145     applist = wmalloc(sizeof(WAppIconAppList));
 146     memset(applist, 0, sizeof(WAppIconAppList));
 147     applist->wapp = wApplicationOf(leader_win->main_window);
 148     aicon->applist = applist;
 149     if (applist->wapp == NULL) {
 150         /* Something's wrong. wApplicationOf() should always return a
 151          * valid structure.  Rather than violate assumptions, bail. -cls
 152          */
 153         free(applist);
 154         wrelease(aicon);
 155         return NULL;
 156     }
 157 #endif
 158
 159     aicon->yindex = -1;
 160     aicon->xindex = -1;
 161
 162     aicon->prev = NULL;
 163     aicon->next = scr->app_icon_list;
 164     if (scr->app_icon_list) {
 165 #ifndef REDUCE_APPICONS
 166         scr->app_icon_list->prev = aicon;
 167 #else
 168         /* If we aren't going to have a match, jump straight to new appicon */
 169         if (leader_win->wm_class == NULL || leader_win->wm_class == NULL)
 170             atmp = NULL;
 171         else
 172         atmp = scr->app_icon_list;
 173
 174         while (atmp != NULL) {
 175             if ((tinstance = atmp->wm_instance) == NULL)
 176                 tinstance = "";
 177             if ((tclass = atmp->wm_class) == NULL)
 178                 tclass = "";
 179             if ((strcmp(leader_win->wm_class, tclass) == 0) &&
 180                 (strcmp(leader_win->wm_instance, tinstance) == 0))
 181             {
 182                 /* We have a winner */
 183                 wrelease(aicon);
 184                 atmp->num_apps++;
 185                 applist->next = atmp->applist;
 186                 if (atmp->applist)
 187                     atmp->applist->prev = applist;
 188                 atmp->applist = applist;
 189
 190                 if (atmp->docked) {
 191                     wDockSimulateLaunch(atmp->dock, atmp);
 192                 }
 193
 194                 return atmp;
 195             }
 196             atmp = atmp->next;
 197         }
 198         if (atmp == NULL) {
 199             scr->app_icon_list->prev = aicon;
 200         }
 201 #endif /* REDUCE_APPICONS */
 202     }
 203     scr->app_icon_list = aicon;
 204
 205     if (leader_win->wm_class)
 206         aicon->wm_class = wstrdup(leader_win->wm_class);
 207     if (leader_win->wm_instance)
 208         aicon->wm_instance = wstrdup(leader_win->wm_instance);
 209 #ifdef REDUCE_APPICONS
 210     aicon->num_apps = 1;
 211 #endif
 212
 213     aicon->icon = wIconCreate(leader_win);
 214 #ifdef DEMATERIALIZE_ICON
 215     {
 216         XSetWindowAttributes attribs;
 217         attribs.save_under = True;
 218         XChangeWindowAttributes(dpy, aicon->icon->core->window,
 219                 CWSaveUnder, &attribs);
 220     }
 221 #endif
 222
 223     /* will be overriden if docked */
 224     aicon->icon->core->descriptor.handle_mousedown = appIconMouseDown;
 225     aicon->icon->core->descriptor.handle_expose = iconExpose;
 226     aicon->icon->core->descriptor.parent_type = WCLASS_APPICON;
 227     aicon->icon->core->descriptor.parent = aicon;
 228     AddToStackList(aicon->icon->core);
 229     aicon->icon->show_title = 0;
 230     wIconUpdate(aicon->icon);
 231
 232     return aicon;
 233 }
 234
 235
 236 void
 237 wAppIconDestroy(WAppIcon *aicon)
 238 {
 239     WScreen *scr = aicon->icon->core->screen_ptr;
 240 #ifdef REDUCE_APPICONS
 241     WAppIconAppList *aptmp;
 242 #endif
 243
 244     RemoveFromStackList(aicon->icon->core);
 245     wIconDestroy(aicon->icon);
 246     if (aicon->command)
 247         free(aicon->command);
 248 #ifdef OFFIX_DND
 249     if (aicon->dnd_command)
 250         free(aicon->dnd_command);
 251 #endif
 252     if (aicon->wm_instance)
 253       free(aicon->wm_instance);
 254     if (aicon->wm_class)
 255       free(aicon->wm_class);
 256 #ifdef REDUCE_APPICONS
 257     /* There should never be a list but just in case */
 258     if (aicon->applist != NULL) {
 259         aptmp = aicon->applist;
 260         while (aptmp->next) {
 261             aptmp = aptmp->next;
 262             free(aptmp->prev);
 263         }
 264         free(aptmp);
 265     }
 266 #endif
 267
 268     if (aicon == scr->app_icon_list) {
 269         if (aicon->next)
 270             aicon->next->prev = NULL;
 271         scr->app_icon_list = aicon->next;
 272     }
 273     else {
 274         if (aicon->next)
 275             aicon->next->prev = aicon->prev;
 276         if (aicon->prev)
 277             aicon->prev->next = aicon->next;
 278     }
 279
 280     aicon->destroyed = 1;
 281     wrelease(aicon);
 282 }
 283
 284
 285
 286 #ifdef NEWAPPICON
 287 static void
 288 drawCorner(WIcon *icon, WWindow *wwin, int active)
 289 {
 290     WScreen *scr = wwin->screen_ptr;
 291     XPoint points[3];
 292     GC gc;
 293
 294     points[0].x = 2;
 295     points[0].y = 2;
 296     points[1].x = 12;
 297     points[1].y = 2;
 298     points[2].x = 2;
 299     points[2].y = 12;
 300     if (active) {
 301         gc=scr->focused_texture->any.gc;
 302     } else {
 303         gc=scr->unfocused_texture->any.gc;
 304     }
 305     XFillPolygon(dpy, icon->core->window, gc, points, 3,
 306                  Convex, CoordModeOrigin);
 307 }
 308 #endif /* NEWAPPICON */
 309
 310
 311 void
 312 wAppIconMove(WAppIcon *aicon, int x, int y)
 313 {
 314     XMoveWindow(dpy, aicon->icon->core->window, x, y);
 315     aicon->x_pos = x;
 316     aicon->y_pos = y;
 317 }
 318
 319
 320 #ifdef WS_INDICATOR
 321 static void
 322 updateDockNumbers(WScreen *scr)
 323 {
 324    int length;
 325    char *ws_numbers;
 326    GC numbers_gc;
 327    XGCValues my_gc_values;
 328    unsigned long my_v_mask = (GCForeground);
 329    WAppIcon *dicon = scr->dock->icon_array[0];
 330
 331    my_gc_values.foreground = scr->white_pixel;
 332    numbers_gc = XCreateGC(dpy, dicon->icon->core->window,
 333                           my_v_mask, &my_gc_values);
 334
 335    ws_numbers = malloc(20);
 336    sprintf(ws_numbers, "%i [ %i ]", scr->current_workspace+1,
 337            ((scr->current_workspace/10)+1));
 338    length = strlen(ws_numbers);
 339
 340    XClearArea(dpy, dicon->icon->core->window, 2, 2, 50,
 341               scr->icon_title_font->y+1, False);
 342
 343 #ifndef I18N_MB
 344    XSetFont(dpy, numbers_gc, scr->icon_title_font->font->fid);
 345    XSetForeground(dpy, numbers_gc, scr->black_pixel);
 346    XDrawString(dpy, dicon->icon->core->window,
 347                numbers_gc, 4, scr->icon_title_font->y+3, ws_numbers, length);
 348    XSetForeground(dpy, numbers_gc, scr->white_pixel);
 349    XDrawString(dpy, dicon->icon->core->window,
 350                numbers_gc, 3, scr->icon_title_font->y+2, ws_numbers, length);
 351 #else
 352    XSetForeground(dpy, numbers_gc, scr->black_pixel);
 353    XmbDrawString(dpy, dicon->icon->core->window,
 354                  scr->icon_title_font->font, numbers_gc, 4,
 355                  scr->icon_title_font->y+3, ws_numbers, length);
 356    XSetForeground(dpy, numbers_gc, scr->white_pixel);
 357    XmbDrawString(dpy, dicon->icon->core->window,
 358                  scr->icon_title_font->font, numbers_gc, 3,
 359                  scr->icon_title_font->y+2, ws_numbers, length);
 360 #endif /* I18N_MB */
 361
 362    XFreeGC(dpy, numbers_gc);
 363    free(ws_numbers);
 364 }
 365 #endif /* WS_INDICATOR */
 366
 367
 368 void
 369 wAppIconPaint(WAppIcon *aicon)
 370 {
 371     WScreen *scr = aicon->icon->core->screen_ptr;
 372
 373     wIconPaint(aicon->icon);
 374
 375
 376 # ifdef WS_INDICATOR
 377     if (aicon->docked && scr->dock && aicon->yindex==0)
 378         updateDockNumbers(scr);
 379 # endif
 380     if (scr->dock_dots && aicon->docked && !aicon->running
 381         && aicon->command!=NULL) {
 382         XSetClipMask(dpy, scr->copy_gc, scr->dock_dots->mask);
 383         XSetClipOrigin(dpy, scr->copy_gc, 0, 0);
 384         XCopyArea(dpy, scr->dock_dots->image, aicon->icon->core->window,
 385                   scr->copy_gc, 0, 0, scr->dock_dots->width,
 386                   scr->dock_dots->height, 0, 0);
 387     }
 388
 389 #ifdef HIDDENDOT
 390     {
 391         WApplication *wapp;
 392         wapp = wApplicationOf(aicon->main_window);
 393         if (wapp && wapp->flags.hidden) {
 394             XSetClipMask(dpy, scr->copy_gc, scr->dock_dots->mask);
 395             XSetClipOrigin(dpy, scr->copy_gc, 0, 0);
 396             XCopyArea(dpy, scr->dock_dots->image,
 397                       aicon->icon->core->window,
 398                       scr->copy_gc, 0, 0, 7,
 399                       scr->dock_dots->height, 0, 0);
 400         }
 401     }
 402 #endif /* HIDDENDOT */
 403
 404 #ifdef NEWAPPICON
 405     if (!wPreferences.strict_ns && aicon->icon->owner!=NULL) {
 406         int active=0;
 407         if (aicon->main_window==None) {
 408             active = (aicon->icon->owner->flags.focused ? 1 : 0);
 409         } else {
 410             WApplication *wapp;
 411
 412             wapp = wApplicationOf(aicon->main_window);
 413             if (!wapp) {
 414                 active = aicon->icon->owner->flags.focused;
 415                 wwarning("error in wAppIconPaint(). Please report it");
 416             } else {
 417                 active = wapp->main_window_desc->flags.focused;
 418                 if (wapp->main_window_desc->flags.hidden
 419                     || !wapp->main_window_desc->flags.mapped)
 420                   active = -1;
 421             }
 422         }
 423         if (active>=0)
 424           drawCorner(aicon->icon, aicon->icon->owner, active);
 425     }
 426 #endif /* NEWAPPICON */
 427
 428     XSetClipMask(dpy, scr->copy_gc, None);
 429     if (aicon->launching) {
 430         XFillRectangle(dpy, aicon->icon->core->window, scr->stipple_gc,
 431                        0, 0, wPreferences.icon_size, wPreferences.icon_size);
 432     }
 433 }
 434
 435
 436
 437 #define canBeDocked(wwin)  ((wwin) && ((wwin)->wm_class||(wwin)->wm_instance))
 438
 439 #ifdef REDUCE_APPICONS
 440 unsigned int
 441 wAppIconReduceAppCount(WApplication *wapp)
 442 {
 443     WAppIconAppList *applist;
 444
 445     if (wapp == NULL)
 446         return 0;
 447
 448     if (wapp->app_icon == NULL)
 449         return 0;
 450
 451     /* If given a main window, check the applist
 452      * and remove the if it exists
 453      */
 454         applist = wapp->app_icon->applist;
 455         while (applist != NULL) {
 456                 if (applist->wapp == wapp) {
 457                     /* If this app owns the appicon, change the appicon's
 458                      * owner to the next app in the list or NULL
 459                      */
 460             if (wapp->app_icon->icon->owner == applist->wapp->main_window_desc)
 461 {
 462                         if (applist->next) {
 463                             wapp->app_icon->icon->owner = applist->next->wapp->main_window_desc;
 464                         } else if (applist->prev) {
 465                             wapp->app_icon->icon->owner = applist->prev->wapp->main_window_desc;
 466                         } else {
 467                             wapp->app_icon->icon->owner = NULL;
 468                         }
 469                     }
 470                     if (applist->prev)
 471                         applist->prev->next = applist->next;
 472
 473                     if (applist->next)
 474                         applist->next->prev = applist->prev;
 475
 476             if (applist == wapp->app_icon->applist)
 477                         wapp->app_icon->applist = applist->next;
 478
 479                     free(applist);
 480
 481                     if (wapp->app_icon->applist != NULL)
 482                         wapp->app_icon->main_window = wapp->app_icon->applist->wapp->main_window;
 483
 484                     return (--wapp->app_icon->num_apps);
 485                 }
 486             applist = applist->next;
 487         }
 488     return (--wapp->app_icon->num_apps);
 489 }
 490 #endif
 491
 492
 493 static void
 494 hideCallback(WMenu *menu, WMenuEntry *entry)
 495 {
 496     WApplication *wapp = (WApplication*)entry->clientdata;
 497
 498     if (wapp->flags.hidden) {
 499         wWorkspaceChange(menu->menu->screen_ptr, wapp->last_workspace);
 500         wUnhideApplication(wapp, False, False);
 501     } else {
 502         wHideApplication(wapp);
 503     }
 504 }
 505
 506
 507 static void
 508 unhideHereCallback(WMenu *menu, WMenuEntry *entry)
 509 {
 510     WApplication *wapp = (WApplication*)entry->clientdata;
 511
 512     wUnhideApplication(wapp, False, True);
 513 }
 514
 515
 516 static void
 517 setIconCallback(WMenu *menu, WMenuEntry *entry)
 518 {
 519     WAppIcon *icon = ((WApplication*)entry->clientdata)->app_icon;
 520     char *file=NULL;
 521     WScreen *scr;
 522     int result;
 523
 524     assert(icon!=NULL);
 525
 526     if (icon->editing)
 527         return;
 528     icon->editing = 1;
 529     scr = icon->icon->core->screen_ptr;
 530
 531     wretain(icon);
 532
 533     result = wIconChooserDialog(scr, &file, icon->wm_instance, icon->wm_class);
 534
 535     if (result && !icon->destroyed) {
 536         if (file[0]==0) {
 537             free(file);
 538             file = NULL;
 539         }
 540         if (!wIconChangeImageFile(icon->icon, file)) {
 541             wMessageDialog(scr, _("Error"),
 542                            _("Could not open specified icon file"),
 543                            _("OK"), NULL, NULL);
 544         } else {
 545             wDefaultChangeIcon(scr, icon->wm_instance, icon->wm_class, file);
 546             wAppIconPaint(icon);
 547         }
 548         if (file)
 549             free(file);
 550     }
 551     icon->editing = 0;
 552     wrelease(icon);
 553 }
 554
 555
 556 static void
 557 killCallback(WMenu *menu, WMenuEntry *entry)
 558 {
 559     WApplication *wapp = (WApplication*)entry->clientdata;
 560     char *buffer;
 561
 562     if (!WCHECK_STATE(WSTATE_NORMAL))
 563         return;
 564
 565     WCHANGE_STATE(WSTATE_MODAL);
 566
 567     assert(entry->clientdata!=NULL);
 568
 569     buffer = wstrappend(wapp->app_icon ? wapp->app_icon->wm_class : NULL,
 570                         _(" will be forcibly closed.\n"
 571                           "Any unsaved changes will be lost.\n"
 572                           "Please confirm."));
 573
 574     wretain(wapp->main_window_desc);
 575     if (wPreferences.dont_confirm_kill
 576         || wMessageDialog(menu->frame->screen_ptr, _("Kill Application"),
 577                           buffer, _("Yes"), _("No"), NULL)==WAPRDefault) {
 578         if (!wapp->main_window_desc->flags.destroyed)
 579             wClientKill(wapp->main_window_desc);
 580     }
 581     wrelease(wapp->main_window_desc);
 582
 583     free(buffer);
 584
 585     WCHANGE_STATE(WSTATE_NORMAL);
 586 }
 587
 588
 589 static WMenu*
 590 createApplicationMenu(WScreen *scr)
 591 {
 592     WMenu *menu;
 593
 594     menu = wMenuCreate(scr, NULL, False);
 595     wMenuAddCallback(menu, _("Unhide Here"), unhideHereCallback, NULL);
 596     wMenuAddCallback(menu, _("Hide"), hideCallback, NULL);
 597     wMenuAddCallback(menu, _("Set Icon..."), setIconCallback, NULL);
 598     wMenuAddCallback(menu, _("Kill"), killCallback, NULL);
 599
 600     return menu;
 601 }
 602
 603
 604 static void
 605 openApplicationMenu(WApplication *wapp, int x, int y)
 606 {
 607     WMenu *menu;
 608     WScreen *scr = wapp->main_window_desc->screen_ptr;
 609     int i;
 610
 611     if (!scr->icon_menu) {
 612         scr->icon_menu = createApplicationMenu(scr);
 613         free(scr->icon_menu->entries[1]->text);
 614     }
 615
 616     menu = scr->icon_menu;
 617
 618     if (wapp->flags.hidden) {
 619         menu->entries[1]->text = _("Unhide");
 620     } else {
 621         menu->entries[1]->text = _("Hide");
 622     }
 623
 624     menu->flags.realized = 0;
 625     wMenuRealize(menu);
 626
 627     x -= menu->frame->core->width/2;
 628     if (x + menu->frame->core->width > scr->scr_width)
 629         x = scr->scr_width - menu->frame->core->width;
 630     if (x < 0)
 631         x = 0;
 632
 633     /* set client data */
 634     for (i = 0; i < menu->entry_no; i++) {
 635         menu->entries[i]->clientdata = wapp;
 636     }
 637     wMenuMapAt(menu, x, y, False);
 638 }
 639
 640
 641 /******************************************************************/
 642
 643 static void
 644 iconExpose(WObjDescriptor *desc, XEvent *event)
 645 {
 646     wAppIconPaint(desc->parent);
 647 }
 648
 649
 650 static void
 651 iconDblClick(WObjDescriptor *desc, XEvent *event)
 652 {
 653     WAppIcon *aicon = desc->parent;
 654     WApplication *wapp;
 655     WScreen *scr = aicon->icon->core->screen_ptr;
 656     int unhideHere;
 657
 658 #ifndef REDUCE_APPICONS
 659     assert(aicon->icon->owner!=NULL);
 660 #else
 661     if (aicon->icon->owner == NULL) {
 662        fprintf(stderr, "Double-click disabled: missing main window.\n");
 663        return;
 664     }
 665 #endif
 666
 667     wapp = wApplicationOf(aicon->icon->owner->main_window);
 668 #ifdef DEBUG0
 669     if (!wapp) {
 670         wwarning("could not find application descriptor for app icon!!");
 671         return;
 672     }
 673 #endif
 674 #ifdef REDUCE_APPICONS
 675     if (!wapp) {
 676        fprintf(stderr, "Double-click disabled: missing wapp.\n");
 677        return;
 678     }
 679 #endif /* REDUCE_APPICONS */
 680
 681     unhideHere = (event->xbutton.state & ShiftMask);
 682
 683     /* go to the last workspace that the user worked on the app */
 684     if (!unhideHere && wapp->last_workspace != scr->current_workspace)
 685         wWorkspaceChange(scr, wapp->last_workspace);
 686
 687     wUnhideApplication(wapp, event->xbutton.button==Button2, unhideHere);
 688
 689     if (event->xbutton.state & MOD_MASK) {
 690         wHideOtherApplications(aicon->icon->owner);
 691     }
 692 }
 693
 694
 695 void
 696 appIconMouseDown(WObjDescriptor *desc, XEvent *event)
 697 {
 698     WAppIcon *aicon = desc->parent;
 699     WIcon *icon = aicon->icon;
 700     XEvent ev;
 701     int x=aicon->x_pos, y=aicon->y_pos;
 702     int dx=event->xbutton.x, dy=event->xbutton.y;
 703     int grabbed=0;
 704     int done=0;
 705     int superfluous = wPreferences.superfluous; /* we catch it to avoid problems */
 706     WScreen *scr = icon->core->screen_ptr;
 707     WWorkspace *workspace = scr->workspaces[scr->current_workspace];
 708     int shad_x = 0, shad_y = 0, docking=0, dockable, collapsed = 0;
 709     int ix, iy;
 710     int clickButton = event->xbutton.button;
 711     Pixmap ghost = None;
 712     Window wins[2];
 713
 714     if (aicon->editing || WCHECK_STATE(WSTATE_MODAL))
 715         return;
 716
 717     if (IsDoubleClick(scr, event)) {
 718         iconDblClick(desc, event);
 719         return;
 720     }
 721
 722     if (event->xbutton.button == Button3) {
 723         WObjDescriptor *desc;
 724         WApplication *wapp = wApplicationOf(aicon->icon->owner->main_window);
 725
 726         if (!wapp)
 727             return;
 728
 729         openApplicationMenu(wapp, event->xbutton.x_root,
 730                             event->xbutton.y_root);
 731
 732         /* allow drag select of menu */
 733         desc = &scr->icon_menu->menu->descriptor;
 734         event->xbutton.send_event = True;
 735         (*desc->handle_mousedown)(desc, event);
 736         return;
 737     }
 738
 739 #ifdef DEBUG
 740     puts("Moving icon");
 741 #endif
 742     if (event->xbutton.state & MOD_MASK)
 743         wLowerFrame(icon->core);
 744     else
 745         wRaiseFrame(icon->core);
 746
 747
 748     if (XGrabPointer(dpy, icon->core->window, True, ButtonMotionMask
 749                      |ButtonReleaseMask|ButtonPressMask, GrabModeAsync,
 750                      GrabModeAsync, None, None, CurrentTime) !=GrabSuccess) {
 751         wwarning("pointer grab failed for appicon move");
 752     }
 753
 754     if (wPreferences.flags.nodock && wPreferences.flags.noclip)
 755       dockable = 0;
 756     else
 757       dockable = canBeDocked(icon->owner);
 758
 759     wins[0] = icon->core->window;
 760     wins[1] = scr->dock_shadow;
 761     XRestackWindows(dpy, wins, 2);
 762     if (superfluous) {
 763         if (icon->pixmap!=None)
 764             ghost = MakeGhostIcon(scr, icon->pixmap);
 765         else
 766             ghost = MakeGhostIcon(scr, icon->core->window);
 767         XSetWindowBackgroundPixmap(dpy, scr->dock_shadow,
 768                                    ghost);
 769         XClearWindow(dpy, scr->dock_shadow);
 770     }
 771
 772     while (!done) {
 773         WMMaskEvent(dpy, PointerMotionMask|ButtonReleaseMask|ButtonPressMask
 774                     |ButtonMotionMask|ExposureMask, &ev);
 775         switch (ev.type) {
 776          case Expose:
 777             WMHandleEvent(&ev);
 778             break;
 779
 780          case MotionNotify:
 781             if (!grabbed) {
 782                 if (abs(dx-ev.xmotion.x)>=MOVE_THRESHOLD
 783                     || abs(dy-ev.xmotion.y)>=MOVE_THRESHOLD) {
 784                     XChangeActivePointerGrab(dpy, ButtonMotionMask
 785                                             |ButtonReleaseMask|ButtonPressMask,
 786                                              wCursor[WCUR_MOVE], CurrentTime);
 787                     grabbed=1;
 788                 } else {
 789                     break;
 790                 }
 791             }
 792             x = ev.xmotion.x_root - dx;
 793             y = ev.xmotion.y_root - dy;
 794             XMoveWindow(dpy, icon->core->window, x, y);
 795
 796             if (dockable) {
 797                 if (scr->dock && wDockSnapIcon(scr->dock, aicon, x, y,
 798                                                &ix, &iy, False)) {
 799                     shad_x = scr->dock->x_pos + ix*wPreferences.icon_size;
 800                     shad_y = scr->dock->y_pos + iy*wPreferences.icon_size;
 801
 802                     if (scr->last_dock != scr->dock && collapsed) {
 803                         scr->last_dock->collapsed = 1;
 804                         wDockHideIcons(scr->last_dock);
 805                         collapsed = 0;
 806                     }
 807                     if (!collapsed && (collapsed = scr->dock->collapsed)) {
 808                         scr->dock->collapsed = 0;
 809                         wDockShowIcons(scr->dock);
 810                     }
 811
 812                     if (scr->dock->auto_raise_lower)
 813                         wDockRaise(scr->dock);
 814
 815                     scr->last_dock = scr->dock;
 816
 817                     XMoveWindow(dpy, scr->dock_shadow, shad_x, shad_y);
 818                     if (!docking) {
 819                         XMapWindow(dpy, scr->dock_shadow);
 820                     }
 821                     docking = 1;
 822                 } else if (workspace->clip &&
 823                            wDockSnapIcon(workspace->clip, aicon, x, y,
 824                                          &ix, &iy, False)) {
 825                     shad_x = workspace->clip->x_pos + ix*wPreferences.icon_size;
 826                     shad_y = workspace->clip->y_pos + iy*wPreferences.icon_size;
 827
 828                     if (scr->last_dock != workspace->clip && collapsed) {
 829                         scr->last_dock->collapsed = 1;
 830                         wDockHideIcons(scr->last_dock);
 831                         collapsed = 0;
 832                     }
 833                     if (!collapsed && (collapsed = workspace->clip->collapsed)) {
 834                         workspace->clip->collapsed = 0;
 835                         wDockShowIcons(workspace->clip);
 836                     }
 837
 838                     if (workspace->clip->auto_raise_lower)
 839                         wDockRaise(workspace->clip);
 840
 841                     scr->last_dock = workspace->clip;
 842
 843                     XMoveWindow(dpy, scr->dock_shadow, shad_x, shad_y);
 844                     if (!docking) {
 845                         XMapWindow(dpy, scr->dock_shadow);
 846                     }
 847                     docking = 1;
 848                 } else if (docking) {
 849                     XUnmapWindow(dpy, scr->dock_shadow);
 850                     docking = 0;
 851                 }
 852             }
 853
 854             break;
 855
 856          case ButtonPress:
 857             break;
 858
 859          case ButtonRelease:
 860             if (ev.xbutton.button != clickButton)
 861                 break;
 862             XUngrabPointer(dpy, CurrentTime);
 863
 864             if (docking) {
 865                 Bool docked;
 866
 867                 /* icon is trying to be docked */
 868                 SlideWindow(icon->core->window, x, y, shad_x, shad_y);
 869                 XUnmapWindow(dpy, scr->dock_shadow);
 870                 docked = wDockAttachIcon(scr->last_dock, aicon, ix, iy);
 871                 if (scr->last_dock->auto_collapse) {
 872                     collapsed = 0;
 873                 }
 874                 if (workspace->clip &&
 875                     workspace->clip != scr->last_dock &&
 876                     workspace->clip->auto_raise_lower)
 877                     wDockLower(workspace->clip);
 878
 879                 if (!docked) {
 880                     /* If icon could not be docked, slide it back to the old
 881                      * position */
 882                     SlideWindow(icon->core->window, x, y, aicon->x_pos,
 883                                 aicon->y_pos);
 884                 }
 885             } else {
 886                 XMoveWindow(dpy, icon->core->window, x, y);
 887                 aicon->x_pos = x;
 888                 aicon->y_pos = y;
 889                 if (workspace->clip && workspace->clip->auto_raise_lower)
 890                     wDockLower(workspace->clip);
 891             }
 892             if (collapsed) {
 893                 scr->last_dock->collapsed = 1;
 894                 wDockHideIcons(scr->last_dock);
 895                 collapsed = 0;
 896             }
 897             if (superfluous) {
 898                 if (ghost!=None)
 899                     XFreePixmap(dpy, ghost);
 900                 XSetWindowBackground(dpy, scr->dock_shadow, scr->white_pixel);
 901             }
 902
 903             if (wPreferences.auto_arrange_icons)
 904                 wArrangeIcons(scr, True);
 905
 906             done = 1;
 907             break;
 908         }
 909     }
 910 #ifdef DEBUG
 911     puts("End icon move");
 912 #endif
 913
 914 }