src/workspace.c

   1 /* workspace.c- Workspace management
   2  *
   3  *  Window Maker window manager
   4  *
   5  *  Copyright (c) 1997-2003 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 along
  18  *  with this program; if not, write to the Free Software Foundation, Inc.,
  19  *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  */
  21 #include "wconfig.h"
  22
  23 #include <X11/Xlib.h>
  24 #include <X11/Xutil.h>
  25 #ifdef USE_XSHAPE
  26 #include <X11/extensions/shape.h>
  27 #endif
  28
  29 #include <stdlib.h>
  30 #include <stdio.h>
  31 #include <stdint.h>
  32 #include <unistd.h>
  33 #include <ctype.h>
  34 #include <string.h>
  35 #include <time.h>
  36 #include <sys/time.h>
  37
  38 #include "WindowMaker.h"
  39 #include "framewin.h"
  40 #include "window.h"
  41 #include "icon.h"
  42 #include "misc.h"
  43 #include "menu.h"
  44 #include "application.h"
  45 #include "dock.h"
  46 #include "actions.h"
  47 #include "workspace.h"
  48 #include "appicon.h"
  49 #include "wmspec.h"
  50 #include "xinerama.h"
  51 #include "event.h"
  52 #include "wsmap.h"
  53 #include "dialog.h"
  54
  55 #define MC_NEW          0
  56 #define MC_DESTROY_LAST 1
  57 #define MC_LAST_USED    2
  58 /* index of the first workspace menu entry */
  59 #define MC_WORKSPACE1   3
  60
  61 #define WORKSPACE_NAME_DISPLAY_PADDING 32
  62
  63 static WMPropList *dWorkspaces = NULL;
  64 static WMPropList *dClip, *dName;
  65
  66 static void make_keys(void)
  67 {
  68         if (dWorkspaces != NULL)
  69                 return;
  70
  71         dWorkspaces = WMCreatePLString("Workspaces");
  72         dName = WMCreatePLString("Name");
  73         dClip = WMCreatePLString("Clip");
  74 }
  75
  76 void wWorkspaceMake(WScreen * scr, int count)
  77 {
  78         while (count > 0) {
  79                 wWorkspaceNew(scr);
  80                 count--;
  81         }
  82 }
  83
  84 int wWorkspaceNew(WScreen *scr)
  85 {
  86         WWorkspace *wspace, **list;
  87         int i;
  88
  89         if (scr->workspace_count < MAX_WORKSPACES) {
  90                 scr->workspace_count++;
  91
  92                 wspace = wmalloc(sizeof(WWorkspace));
  93                 wspace->name = NULL;
  94                 wspace->clip = NULL;
  95
  96                 if (!wspace->name) {
  97                         static const char *new_name = NULL;
  98                         static size_t name_length;
  99
 100                         if (new_name == NULL) {
 101                                 new_name = _("Workspace %i");
 102                                 name_length = strlen(new_name) + 8;
 103                         }
 104                         wspace->name = wmalloc(name_length);
 105                         snprintf(wspace->name, name_length, new_name, scr->workspace_count);
 106                 }
 107
 108                 if (!wPreferences.flags.noclip)
 109                         wspace->clip = wDockCreate(scr, WM_CLIP, NULL);
 110
 111                 list = wmalloc(sizeof(WWorkspace *) * scr->workspace_count);
 112
 113                 for (i = 0; i < scr->workspace_count - 1; i++)
 114                         list[i] = scr->workspaces[i];
 115
 116                 list[i] = wspace;
 117                 if (scr->workspaces)
 118                         wfree(scr->workspaces);
 119
 120                 scr->workspaces = list;
 121
 122                 wWorkspaceMenuUpdate(scr, scr->workspace_menu);
 123                 wWorkspaceMenuUpdate(scr, scr->clip_ws_menu);
 124                 wNETWMUpdateDesktop(scr);
 125                 WMPostNotificationName(WMNWorkspaceCreated, scr, (void *)(uintptr_t) (scr->workspace_count - 1));
 126                 XFlush(dpy);
 127
 128                 return scr->workspace_count - 1;
 129         }
 130
 131         return -1;
 132 }
 133
 134 Bool wWorkspaceDelete(WScreen * scr, int workspace)
 135 {
 136         WWindow *tmp;
 137         WWorkspace **list;
 138         int i, j;
 139
 140         if (workspace <= 0)
 141                 return False;
 142
 143         /* verify if workspace is in use by some window */
 144         tmp = scr->focused_window;
 145         while (tmp) {
 146                 if (!IS_OMNIPRESENT(tmp) && tmp->frame->workspace == workspace) {
 147                         char buf[256];
 148                         snprintf(buf, sizeof(buf), _("Workspace \"%s\" in use; cannot delete"),
 149                                  scr->workspaces[workspace]->name);
 150                         wMessageDialog(scr, _("Error"), buf, _("OK"), NULL, NULL);
 151                         return False;
 152                 }
 153                 tmp = tmp->prev;
 154         }
 155
 156         if (!wPreferences.flags.noclip) {
 157                 wDockDestroy(scr->workspaces[workspace]->clip);
 158                 scr->workspaces[workspace]->clip = NULL;
 159         }
 160
 161         list = wmalloc(sizeof(WWorkspace *) * (scr->workspace_count - 1));
 162         j = 0;
 163         for (i = 0; i < scr->workspace_count; i++) {
 164                 if (i != workspace) {
 165                         list[j++] = scr->workspaces[i];
 166                 } else {
 167                         if (scr->workspaces[i]->name)
 168                                 wfree(scr->workspaces[i]->name);
 169                         if (scr->workspaces[i]->map)
 170                                 RReleaseImage(scr->workspaces[i]->map);
 171                         wfree(scr->workspaces[i]);
 172                 }
 173         }
 174         wfree(scr->workspaces);
 175         scr->workspaces = list;
 176
 177         scr->workspace_count--;
 178
 179         /* update menu */
 180         wWorkspaceMenuUpdate(scr, scr->workspace_menu);
 181         /* clip workspace menu */
 182         wWorkspaceMenuUpdate(scr, scr->clip_ws_menu);
 183
 184         /* update also window menu */
 185         if (scr->workspace_submenu) {
 186                 WMenu *menu = scr->workspace_submenu;
 187
 188                 i = menu->entry_no;
 189                 while (i > scr->workspace_count)
 190                         wMenuRemoveItem(menu, --i);
 191                 wMenuRealize(menu);
 192         }
 193         /* and clip menu */
 194         if (scr->clip_submenu) {
 195                 WMenu *menu = scr->clip_submenu;
 196
 197                 i = menu->entry_no;
 198                 while (i > scr->workspace_count)
 199                         wMenuRemoveItem(menu, --i);
 200                 wMenuRealize(menu);
 201         }
 202         wNETWMUpdateDesktop(scr);
 203         WMPostNotificationName(WMNWorkspaceDestroyed, scr, (void *)(uintptr_t) (scr->workspace_count - 1));
 204
 205         if (scr->current_workspace >= scr->workspace_count)
 206                 wWorkspaceChange(scr, scr->workspace_count - 1);
 207         if (scr->last_workspace >= scr->workspace_count)
 208                 scr->last_workspace = 0;
 209
 210         return True;
 211 }
 212
 213 typedef struct WorkspaceNameData {
 214         int count;
 215         RImage *back;
 216         RImage *text;
 217         time_t timeout;
 218 } WorkspaceNameData;
 219
 220 static void hideWorkspaceName(void *data)
 221 {
 222         WScreen *scr = (WScreen *) data;
 223
 224         if (!scr->workspace_name_data || scr->workspace_name_data->count == 0
 225             || time(NULL) > scr->workspace_name_data->timeout) {
 226                 XUnmapWindow(dpy, scr->workspace_name);
 227
 228                 if (scr->workspace_name_data) {
 229                         RReleaseImage(scr->workspace_name_data->back);
 230                         RReleaseImage(scr->workspace_name_data->text);
 231                         wfree(scr->workspace_name_data);
 232
 233                         scr->workspace_name_data = NULL;
 234                 }
 235                 scr->workspace_name_timer = NULL;
 236         } else {
 237                 RImage *img = RCloneImage(scr->workspace_name_data->back);
 238                 Pixmap pix;
 239
 240                 scr->workspace_name_timer = WMAddTimerHandler(WORKSPACE_NAME_FADE_DELAY, hideWorkspaceName, scr);
 241
 242                 RCombineImagesWithOpaqueness(img, scr->workspace_name_data->text,
 243                                              scr->workspace_name_data->count * 255 / 10);
 244
 245                 RConvertImage(scr->rcontext, img, &pix);
 246
 247                 RReleaseImage(img);
 248
 249                 XSetWindowBackgroundPixmap(dpy, scr->workspace_name, pix);
 250                 XClearWindow(dpy, scr->workspace_name);
 251                 XFreePixmap(dpy, pix);
 252                 XFlush(dpy);
 253
 254                 scr->workspace_name_data->count--;
 255         }
 256 }
 257
 258 static void showWorkspaceName(WScreen * scr, int workspace)
 259 {
 260         WorkspaceNameData *data;
 261         RXImage *ximg;
 262         Pixmap text, mask;
 263         int w, h;
 264         int px, py;
 265         char *name = scr->workspaces[workspace]->name;
 266         int len = strlen(name);
 267         int x, y;
 268 #ifdef USE_XINERAMA
 269         int head;
 270         WMRect rect;
 271         int xx, yy;
 272 #endif
 273
 274         if (wPreferences.workspace_name_display_position == WD_NONE || scr->workspace_count < 2)
 275                 return;
 276
 277         if (scr->workspace_name_timer) {
 278                 WMDeleteTimerHandler(scr->workspace_name_timer);
 279                 XUnmapWindow(dpy, scr->workspace_name);
 280                 XFlush(dpy);
 281         }
 282         scr->workspace_name_timer = WMAddTimerHandler(WORKSPACE_NAME_DELAY, hideWorkspaceName, scr);
 283
 284         if (scr->workspace_name_data) {
 285                 RReleaseImage(scr->workspace_name_data->back);
 286                 RReleaseImage(scr->workspace_name_data->text);
 287                 wfree(scr->workspace_name_data);
 288         }
 289
 290         data = wmalloc(sizeof(WorkspaceNameData));
 291         data->back = NULL;
 292
 293         w = WMWidthOfString(scr->workspace_name_font, name, len);
 294         h = WMFontHeight(scr->workspace_name_font);
 295
 296 #ifdef USE_XINERAMA
 297         head = wGetHeadForPointerLocation(scr);
 298         rect = wGetRectForHead(scr, head);
 299         if (scr->xine_info.count) {
 300                 xx = rect.pos.x + (scr->xine_info.screens[head].size.width - (w + 4)) / 2;
 301                 yy = rect.pos.y + (scr->xine_info.screens[head].size.height - (h + 4)) / 2;
 302         }
 303         else {
 304                 xx = (scr->scr_width - (w + 4)) / 2;
 305                 yy = (scr->scr_height - (h + 4)) / 2;
 306         }
 307 #endif
 308
 309         switch (wPreferences.workspace_name_display_position) {
 310         case WD_TOP:
 311 #ifdef USE_XINERAMA
 312                 px = xx;
 313 #else
 314                 px = (scr->scr_width - (w + 4)) / 2;
 315 #endif
 316                 py = WORKSPACE_NAME_DISPLAY_PADDING;
 317                 break;
 318         case WD_BOTTOM:
 319 #ifdef USE_XINERAMA
 320                 px = xx;
 321 #else
 322                 px = (scr->scr_width - (w + 4)) / 2;
 323 #endif
 324                 py = scr->scr_height - (h + 4 + WORKSPACE_NAME_DISPLAY_PADDING);
 325                 break;
 326         case WD_TOPLEFT:
 327                 px = WORKSPACE_NAME_DISPLAY_PADDING;
 328                 py = WORKSPACE_NAME_DISPLAY_PADDING;
 329                 break;
 330         case WD_TOPRIGHT:
 331                 px = scr->scr_width - (w + 4 + WORKSPACE_NAME_DISPLAY_PADDING);
 332                 py = WORKSPACE_NAME_DISPLAY_PADDING;
 333                 break;
 334         case WD_BOTTOMLEFT:
 335                 px = WORKSPACE_NAME_DISPLAY_PADDING;
 336                 py = scr->scr_height - (h + 4 + WORKSPACE_NAME_DISPLAY_PADDING);
 337                 break;
 338         case WD_BOTTOMRIGHT:
 339                 px = scr->scr_width - (w + 4 + WORKSPACE_NAME_DISPLAY_PADDING);
 340                 py = scr->scr_height - (h + 4 + WORKSPACE_NAME_DISPLAY_PADDING);
 341                 break;
 342         case WD_CENTER:
 343         default:
 344 #ifdef USE_XINERAMA
 345                 px = xx;
 346                 py = yy;
 347 #else
 348                 px = (scr->scr_width - (w + 4)) / 2;
 349                 py = (scr->scr_height - (h + 4)) / 2;
 350 #endif
 351                 break;
 352         }
 353         XResizeWindow(dpy, scr->workspace_name, w + 4, h + 4);
 354         XMoveWindow(dpy, scr->workspace_name, px, py);
 355
 356         text = XCreatePixmap(dpy, scr->w_win, w + 4, h + 4, scr->w_depth);
 357         mask = XCreatePixmap(dpy, scr->w_win, w + 4, h + 4, 1);
 358
 359         /*XSetForeground(dpy, scr->mono_gc, 0);
 360            XFillRectangle(dpy, mask, scr->mono_gc, 0, 0, w+4, h+4); */
 361
 362         XFillRectangle(dpy, text, WMColorGC(scr->black), 0, 0, w + 4, h + 4);
 363
 364         for (x = 0; x <= 4; x++)
 365                 for (y = 0; y <= 4; y++)
 366                         WMDrawString(scr->wmscreen, text, scr->white, scr->workspace_name_font, x, y, name, len);
 367
 368         XSetForeground(dpy, scr->mono_gc, 1);
 369         XSetBackground(dpy, scr->mono_gc, 0);
 370
 371         XCopyPlane(dpy, text, mask, scr->mono_gc, 0, 0, w + 4, h + 4, 0, 0, 1 << (scr->w_depth - 1));
 372
 373         /*XSetForeground(dpy, scr->mono_gc, 1); */
 374         XSetBackground(dpy, scr->mono_gc, 1);
 375
 376         XFillRectangle(dpy, text, WMColorGC(scr->black), 0, 0, w + 4, h + 4);
 377
 378         WMDrawString(scr->wmscreen, text, scr->white, scr->workspace_name_font, 2, 2, name, len);
 379
 380 #ifdef USE_XSHAPE
 381         if (w_global.xext.shape.supported)
 382                 XShapeCombineMask(dpy, scr->workspace_name, ShapeBounding, 0, 0, mask, ShapeSet);
 383 #endif
 384         XSetWindowBackgroundPixmap(dpy, scr->workspace_name, text);
 385         XClearWindow(dpy, scr->workspace_name);
 386
 387         data->text = RCreateImageFromDrawable(scr->rcontext, text, None);
 388
 389         XFreePixmap(dpy, text);
 390         XFreePixmap(dpy, mask);
 391
 392         if (!data->text) {
 393                 XMapRaised(dpy, scr->workspace_name);
 394                 XFlush(dpy);
 395
 396                 goto erro;
 397         }
 398
 399         ximg = RGetXImage(scr->rcontext, scr->root_win, px, py, data->text->width, data->text->height);
 400         if (!ximg)
 401                 goto erro;
 402
 403         XMapRaised(dpy, scr->workspace_name);
 404         XFlush(dpy);
 405
 406         data->back = RCreateImageFromXImage(scr->rcontext, ximg->image, NULL);
 407         RDestroyXImage(scr->rcontext, ximg);
 408
 409         if (!data->back) {
 410                 goto erro;
 411         }
 412
 413         data->count = 10;
 414
 415         /* set a timeout for the effect */
 416         data->timeout = time(NULL) + 2 + (WORKSPACE_NAME_DELAY + WORKSPACE_NAME_FADE_DELAY * data->count) / 1000;
 417
 418         scr->workspace_name_data = data;
 419
 420         return;
 421
 422  erro:
 423         if (scr->workspace_name_timer)
 424                 WMDeleteTimerHandler(scr->workspace_name_timer);
 425
 426         if (data->text)
 427                 RReleaseImage(data->text);
 428         if (data->back)
 429                 RReleaseImage(data->back);
 430         wfree(data);
 431
 432         scr->workspace_name_data = NULL;
 433
 434         scr->workspace_name_timer = WMAddTimerHandler(WORKSPACE_NAME_DELAY +
 435                                                       10 * WORKSPACE_NAME_FADE_DELAY, hideWorkspaceName, scr);
 436 }
 437
 438 void wWorkspaceChange(WScreen *scr, int workspace)
 439 {
 440         if (scr->flags.startup || scr->flags.startup2 || scr->flags.ignore_focus_events)
 441                 return;
 442
 443         if (workspace != scr->current_workspace)
 444                 wWorkspaceForceChange(scr, workspace);
 445 }
 446
 447 void wWorkspaceRelativeChange(WScreen * scr, int amount)
 448 {
 449         int w;
 450
 451         /* While the deiconify animation is going on the window is
 452          * still "flying" to its final position and we don't want to
 453          * change workspace before the animation finishes, otherwise
 454          * the window will land in the new workspace */
 455         if (w_global.ignore_workspace_change)
 456                 return;
 457
 458         w = scr->current_workspace + amount;
 459
 460         if (amount < 0) {
 461                 if (w >= 0) {
 462                         wWorkspaceChange(scr, w);
 463                 } else if (wPreferences.ws_cycle) {
 464                         wWorkspaceChange(scr, scr->workspace_count + w);
 465                 }
 466         } else if (amount > 0) {
 467                 if (w < scr->workspace_count) {
 468                         wWorkspaceChange(scr, w);
 469                 } else if (wPreferences.ws_advance) {
 470                         wWorkspaceChange(scr, WMIN(w, MAX_WORKSPACES - 1));
 471                 } else if (wPreferences.ws_cycle) {
 472                         wWorkspaceChange(scr, w % scr->workspace_count);
 473                 }
 474         }
 475 }
 476
 477 void wWorkspaceForceChange(WScreen * scr, int workspace)
 478 {
 479         WWindow *tmp, *foc = NULL, *foc2 = NULL;
 480
 481         if (workspace >= MAX_WORKSPACES || workspace < 0)
 482                 return;
 483
 484         if (wPreferences.enable_workspace_pager && !w_global.process_workspacemap_event)
 485                 wWorkspaceMapUpdate(scr);
 486
 487         SendHelperMessage(scr, 'C', workspace + 1, NULL);
 488
 489         if (workspace > scr->workspace_count - 1)
 490                 wWorkspaceMake(scr, workspace - scr->workspace_count + 1);
 491
 492         wClipUpdateForWorkspaceChange(scr, workspace);
 493
 494         scr->last_workspace = scr->current_workspace;
 495         scr->current_workspace = workspace;
 496
 497         wWorkspaceMenuUpdate(scr, scr->workspace_menu);
 498
 499         wWorkspaceMenuUpdate(scr, scr->clip_ws_menu);
 500
 501         tmp = scr->focused_window;
 502         if (tmp != NULL) {
 503                 WWindow **toUnmap;
 504                 int toUnmapSize, toUnmapCount;
 505
 506                 if ((IS_OMNIPRESENT(tmp) && (tmp->flags.mapped || tmp->flags.shaded) &&
 507                      !WFLAGP(tmp, no_focusable)) || tmp->flags.changing_workspace) {
 508                         foc = tmp;
 509                 }
 510
 511                 toUnmapSize = 16;
 512                 toUnmapCount = 0;
 513                 toUnmap = wmalloc(toUnmapSize * sizeof(WWindow *));
 514
 515                 /* foc2 = tmp; will fix annoyance with gnome panel
 516                  * but will create annoyance for every other application
 517                  */
 518                 while (tmp) {
 519                         if (tmp->frame->workspace != workspace && !tmp->flags.selected) {
 520                                 /* unmap windows not on this workspace */
 521                                 if ((tmp->flags.mapped || tmp->flags.shaded) &&
 522                                     !IS_OMNIPRESENT(tmp) && !tmp->flags.changing_workspace) {
 523                                         if (toUnmapCount == toUnmapSize)
 524                                         {
 525                                                 toUnmapSize *= 2;
 526                                                 toUnmap = wrealloc(toUnmap, toUnmapSize * sizeof(WWindow *));
 527                                         }
 528                                         toUnmap[toUnmapCount++] = tmp;
 529                                 }
 530                                 /* also unmap miniwindows not on this workspace */
 531                                 if (!wPreferences.sticky_icons && tmp->flags.miniaturized &&
 532                                     tmp->icon && !IS_OMNIPRESENT(tmp)) {
 533                                         XUnmapWindow(dpy, tmp->icon->core->window);
 534                                         tmp->icon->mapped = 0;
 535                                 }
 536                                 /* update current workspace of omnipresent windows */
 537                                 if (IS_OMNIPRESENT(tmp)) {
 538                                         WApplication *wapp = wApplicationOf(tmp->main_window);
 539
 540                                         tmp->frame->workspace = workspace;
 541
 542                                         if (wapp) {
 543                                                 wapp->last_workspace = workspace;
 544                                         }
 545                                         if (!foc2 && (tmp->flags.mapped || tmp->flags.shaded)) {
 546                                                 foc2 = tmp;
 547                                         }
 548                                 }
 549                         } else {
 550                                 /* change selected windows' workspace */
 551                                 if (tmp->flags.selected) {
 552                                         wWindowChangeWorkspace(tmp, workspace);
 553                                         if (!tmp->flags.miniaturized && !foc) {
 554                                                 foc = tmp;
 555                                         }
 556                                 } else {
 557                                         if (!tmp->flags.hidden) {
 558                                                 if (!(tmp->flags.mapped || tmp->flags.miniaturized)) {
 559                                                         /* remap windows that are on this workspace */
 560                                                         wWindowMap(tmp);
 561                                                         if (!foc && !WFLAGP(tmp, no_focusable)) {
 562                                                                 foc = tmp;
 563                                                         }
 564                                                 }
 565                                                 /* Also map miniwindow if not omnipresent */
 566                                                 if (!wPreferences.sticky_icons &&
 567                                                     tmp->flags.miniaturized && !IS_OMNIPRESENT(tmp) && tmp->icon) {
 568                                                         tmp->icon->mapped = 1;
 569                                                         XMapWindow(dpy, tmp->icon->core->window);
 570                                                 }
 571                                         }
 572                                 }
 573                         }
 574                         tmp = tmp->prev;
 575                 }
 576
 577                 while (toUnmapCount > 0)
 578                 {
 579                         wWindowUnmap(toUnmap[--toUnmapCount]);
 580                 }
 581                 wfree(toUnmap);
 582
 583                 /* Gobble up events unleashed by our mapping & unmapping.
 584                  * These may trigger various grab-initiated focus &
 585                  * crossing events. However, we don't care about them,
 586                  * and ignore their focus implications altogether to avoid
 587                  * flicker.
 588                  */
 589                 scr->flags.ignore_focus_events = 1;
 590                 ProcessPendingEvents();
 591                 scr->flags.ignore_focus_events = 0;
 592
 593                 if (!foc)
 594                         foc = foc2;
 595
 596                 /*
 597                  * Check that the window we want to focus still exists, because the application owning it
 598                  * could decide to unmap/destroy it in response to unmap any of its other window following
 599                  * the workspace change, this happening during our 'ProcessPendingEvents' loop.
 600                  */
 601                 if (foc != NULL) {
 602                         WWindow *parse;
 603                         Bool found;
 604
 605                         found = False;
 606                         for (parse = scr->focused_window; parse != NULL; parse = parse->prev) {
 607                                 if (parse == foc) {
 608                                         found = True;
 609                                         break;
 610                                 }
 611                         }
 612                         if (!found)
 613                                 foc = NULL;
 614                 }
 615
 616                 if (scr->focused_window->flags.mapped && !foc) {
 617                         foc = scr->focused_window;
 618                 }
 619                 if (wPreferences.focus_mode == WKF_CLICK) {
 620                         wSetFocusTo(scr, foc);
 621                 } else {
 622                         unsigned int mask;
 623                         int foo;
 624                         Window bar, win;
 625                         WWindow *tmp;
 626
 627                         tmp = NULL;
 628                         if (XQueryPointer(dpy, scr->root_win, &bar, &win, &foo, &foo, &foo, &foo, &mask)) {
 629                                 tmp = wWindowFor(win);
 630                         }
 631
 632                         /* If there's a window under the pointer, focus it.
 633                          * (we ate all other focus events above, so it's
 634                          * certainly not focused). Otherwise focus last
 635                          * focused, or the root (depending on sloppiness)
 636                          */
 637                         if (!tmp && wPreferences.focus_mode == WKF_SLOPPY) {
 638                                 wSetFocusTo(scr, foc);
 639                         } else {
 640                                 wSetFocusTo(scr, tmp);
 641                         }
 642                 }
 643         }
 644
 645         /* We need to always arrange icons when changing workspace, even if
 646          * no autoarrange icons, because else the icons in different workspaces
 647          * can be superposed.
 648          * This can be avoided if appicons are also workspace specific.
 649          */
 650         if (!wPreferences.sticky_icons)
 651                 wArrangeIcons(scr, False);
 652
 653         if (scr->dock)
 654                 wAppIconPaint(scr->dock->icon_array[0]);
 655
 656         if (!wPreferences.flags.noclip && (scr->workspaces[workspace]->clip->auto_collapse ||
 657                                                 scr->workspaces[workspace]->clip->auto_raise_lower)) {
 658                 /* to handle enter notify. This will also */
 659                 XUnmapWindow(dpy, scr->clip_icon->icon->core->window);
 660                 XMapWindow(dpy, scr->clip_icon->icon->core->window);
 661         }
 662         else if (scr->clip_icon != NULL) {
 663                 wClipIconPaint(scr->clip_icon);
 664         }
 665         wScreenUpdateUsableArea(scr);
 666         wNETWMUpdateDesktop(scr);
 667         showWorkspaceName(scr, workspace);
 668
 669         WMPostNotificationName(WMNWorkspaceChanged, scr, (void *)(uintptr_t) workspace);
 670
 671         /*   XSync(dpy, False); */
 672 }
 673
 674 static void switchWSCommand(WMenu * menu, WMenuEntry * entry)
 675 {
 676         wWorkspaceChange(menu->frame->screen_ptr, (long)entry->clientdata);
 677 }
 678
 679 static void lastWSCommand(WMenu *menu, WMenuEntry *entry)
 680 {
 681         /* Parameter not used, but tell the compiler that it is ok */
 682         (void) entry;
 683
 684         wWorkspaceChange(menu->frame->screen_ptr, menu->frame->screen_ptr->last_workspace);
 685 }
 686
 687 static void deleteWSCommand(WMenu *menu, WMenuEntry *entry)
 688 {
 689         /* Parameter not used, but tell the compiler that it is ok */
 690         (void) entry;
 691
 692         wWorkspaceDelete(menu->frame->screen_ptr, menu->frame->screen_ptr->workspace_count - 1);
 693 }
 694
 695 static void newWSCommand(WMenu *menu, WMenuEntry *foo)
 696 {
 697         int ws;
 698
 699         /* Parameter not used, but tell the compiler that it is ok */
 700         (void) foo;
 701
 702         ws = wWorkspaceNew(menu->frame->screen_ptr);
 703
 704         /* autochange workspace */
 705         if (ws >= 0)
 706                 wWorkspaceChange(menu->frame->screen_ptr, ws);
 707 }
 708
 709 void wWorkspaceRename(WScreen *scr, int workspace, const char *name)
 710 {
 711         char buf[MAX_WORKSPACENAME_WIDTH + 1];
 712         char *tmp;
 713
 714         if (workspace >= scr->workspace_count)
 715                 return;
 716
 717         /* trim white spaces */
 718         tmp = wtrimspace(name);
 719
 720         if (strlen(tmp) == 0) {
 721                 snprintf(buf, sizeof(buf), _("Workspace %i"), workspace + 1);
 722         } else {
 723                 strncpy(buf, tmp, MAX_WORKSPACENAME_WIDTH);
 724         }
 725         buf[MAX_WORKSPACENAME_WIDTH] = 0;
 726         wfree(tmp);
 727
 728         /* update workspace */
 729         wfree(scr->workspaces[workspace]->name);
 730         scr->workspaces[workspace]->name = wstrdup(buf);
 731
 732         if (scr->clip_ws_menu) {
 733                 if (strcmp(scr->clip_ws_menu->entries[workspace + MC_WORKSPACE1]->text, buf) != 0) {
 734                         wfree(scr->clip_ws_menu->entries[workspace + MC_WORKSPACE1]->text);
 735                         scr->clip_ws_menu->entries[workspace + MC_WORKSPACE1]->text = wstrdup(buf);
 736                         wMenuRealize(scr->clip_ws_menu);
 737                 }
 738         }
 739         if (scr->workspace_menu) {
 740                 if (strcmp(scr->workspace_menu->entries[workspace + MC_WORKSPACE1]->text, buf) != 0) {
 741                         wfree(scr->workspace_menu->entries[workspace + MC_WORKSPACE1]->text);
 742                         scr->workspace_menu->entries[workspace + MC_WORKSPACE1]->text = wstrdup(buf);
 743                         wMenuRealize(scr->workspace_menu);
 744                 }
 745         }
 746
 747         if (scr->clip_icon)
 748                 wClipIconPaint(scr->clip_icon);
 749
 750         WMPostNotificationName(WMNWorkspaceNameChanged, scr, (void *)(uintptr_t) workspace);
 751 }
 752
 753 /* callback for when menu entry is edited */
 754 static void onMenuEntryEdited(WMenu * menu, WMenuEntry * entry)
 755 {
 756         char *tmp;
 757
 758         tmp = entry->text;
 759         wWorkspaceRename(menu->frame->screen_ptr, (long)entry->clientdata, tmp);
 760 }
 761
 762 WMenu *wWorkspaceMenuMake(WScreen * scr, Bool titled)
 763 {
 764         WMenu *wsmenu;
 765         WMenuEntry *entry;
 766
 767         wsmenu = wMenuCreate(scr, titled ? _("Workspaces") : NULL, False);
 768         if (!wsmenu) {
 769                 wwarning(_("could not create Workspace menu"));
 770                 return NULL;
 771         }
 772
 773         /* callback to be called when an entry is edited */
 774         wsmenu->on_edit = onMenuEntryEdited;
 775
 776         wMenuAddCallback(wsmenu, _("New"), newWSCommand, NULL);
 777         wMenuAddCallback(wsmenu, _("Destroy Last"), deleteWSCommand, NULL);
 778
 779         entry = wMenuAddCallback(wsmenu, _("Last Used"), lastWSCommand, NULL);
 780         entry->rtext = GetShortcutKey(wKeyBindings[WKBD_LASTWORKSPACE]);
 781
 782         return wsmenu;
 783 }
 784
 785 void wWorkspaceMenuUpdate(WScreen * scr, WMenu * menu)
 786 {
 787         int i;
 788         long ws;
 789         char title[MAX_WORKSPACENAME_WIDTH + 1];
 790         WMenuEntry *entry;
 791         int tmp;
 792
 793         if (!menu)
 794                 return;
 795
 796         if (menu->entry_no < scr->workspace_count + MC_WORKSPACE1) {
 797                 /* new workspace(s) added */
 798                 i = scr->workspace_count - (menu->entry_no - MC_WORKSPACE1);
 799                 ws = menu->entry_no - MC_WORKSPACE1;
 800                 while (i > 0) {
 801                         wstrlcpy(title, scr->workspaces[ws]->name, MAX_WORKSPACENAME_WIDTH);
 802
 803                         entry = wMenuAddCallback(menu, title, switchWSCommand, (void *)ws);
 804                         entry->flags.indicator = 1;
 805                         entry->flags.editable = 1;
 806
 807                         i--;
 808                         ws++;
 809                 }
 810         } else if (menu->entry_no > scr->workspace_count + MC_WORKSPACE1) {
 811                 /* removed workspace(s) */
 812                 for (i = menu->entry_no - 1; i >= scr->workspace_count + MC_WORKSPACE1; i--)
 813                         wMenuRemoveItem(menu, i);
 814         }
 815
 816         for (i = 0; i < scr->workspace_count; i++) {
 817                 /* workspace shortcut labels */
 818                 if (i / 10 == scr->current_workspace / 10)
 819                         menu->entries[i + MC_WORKSPACE1]->rtext = GetShortcutKey(wKeyBindings[WKBD_WORKSPACE1 + (i % 10)]);
 820                 else
 821                         menu->entries[i + MC_WORKSPACE1]->rtext = NULL;
 822
 823                 menu->entries[i + MC_WORKSPACE1]->flags.indicator_on = 0;
 824         }
 825         menu->entries[scr->current_workspace + MC_WORKSPACE1]->flags.indicator_on = 1;
 826         wMenuRealize(menu);
 827
 828         /* don't let user destroy current workspace */
 829         if (scr->current_workspace == scr->workspace_count - 1)
 830                 wMenuSetEnabled(menu, MC_DESTROY_LAST, False);
 831         else
 832                 wMenuSetEnabled(menu, MC_DESTROY_LAST, True);
 833
 834         /* back to last workspace */
 835         if (scr->workspace_count && scr->last_workspace != scr->current_workspace)
 836                 wMenuSetEnabled(menu, MC_LAST_USED, True);
 837         else
 838                 wMenuSetEnabled(menu, MC_LAST_USED, False);
 839
 840         tmp = menu->frame->top_width + 5;
 841         /* if menu got unreachable, bring it to a visible place */
 842         if (menu->frame_x < tmp - (int)menu->frame->core->width)
 843                 wMenuMove(menu, tmp - (int)menu->frame->core->width, menu->frame_y, False);
 844
 845         wMenuPaint(menu);
 846 }
 847
 848 void wWorkspaceSaveState(WScreen * scr, WMPropList * old_state)
 849 {
 850         WMPropList *parr, *pstr, *wks_state, *old_wks_state, *foo, *bar;
 851         int i;
 852
 853         make_keys();
 854
 855         old_wks_state = WMGetFromPLDictionary(old_state, dWorkspaces);
 856         parr = WMCreatePLArray(NULL);
 857         for (i = 0; i < scr->workspace_count; i++) {
 858                 pstr = WMCreatePLString(scr->workspaces[i]->name);
 859                 wks_state = WMCreatePLDictionary(dName, pstr, NULL);
 860                 WMReleasePropList(pstr);
 861                 if (!wPreferences.flags.noclip) {
 862                         pstr = wClipSaveWorkspaceState(scr, i);
 863                         WMPutInPLDictionary(wks_state, dClip, pstr);
 864                         WMReleasePropList(pstr);
 865                 } else if (old_wks_state != NULL) {
 866                         foo = WMGetFromPLArray(old_wks_state, i);
 867                         if (foo != NULL) {
 868                                 bar = WMGetFromPLDictionary(foo, dClip);
 869                                 if (bar != NULL)
 870                                         WMPutInPLDictionary(wks_state, dClip, bar);
 871                         }
 872                 }
 873                 WMAddToPLArray(parr, wks_state);
 874                 WMReleasePropList(wks_state);
 875         }
 876         WMPutInPLDictionary(scr->session_state, dWorkspaces, parr);
 877         WMReleasePropList(parr);
 878 }
 879
 880 void wWorkspaceRestoreState(WScreen *scr)
 881 {
 882         WMPropList *parr, *pstr, *wks_state, *clip_state;
 883         int i, j;
 884
 885         make_keys();
 886
 887         if (scr->session_state == NULL)
 888                 return;
 889
 890         parr = WMGetFromPLDictionary(scr->session_state, dWorkspaces);
 891
 892         if (!parr)
 893                 return;
 894
 895         for (i = 0; i < WMIN(WMGetPropListItemCount(parr), MAX_WORKSPACES); i++) {
 896                 wks_state = WMGetFromPLArray(parr, i);
 897                 if (WMIsPLDictionary(wks_state))
 898                         pstr = WMGetFromPLDictionary(wks_state, dName);
 899                 else
 900                         pstr = wks_state;
 901
 902                 if (i >= scr->workspace_count)
 903                         wWorkspaceNew(scr);
 904
 905                 if (scr->workspace_menu) {
 906                         wfree(scr->workspace_menu->entries[i + MC_WORKSPACE1]->text);
 907                         scr->workspace_menu->entries[i + MC_WORKSPACE1]->text = wstrdup(WMGetFromPLString(pstr));
 908                         scr->workspace_menu->flags.realized = 0;
 909                 }
 910
 911                 wfree(scr->workspaces[i]->name);
 912                 scr->workspaces[i]->name = wstrdup(WMGetFromPLString(pstr));
 913                 if (!wPreferences.flags.noclip) {
 914                         int added_omnipresent_icons = 0;
 915
 916                         clip_state = WMGetFromPLDictionary(wks_state, dClip);
 917                         if (scr->workspaces[i]->clip)
 918                                 wDockDestroy(scr->workspaces[i]->clip);
 919
 920                         scr->workspaces[i]->clip = wDockRestoreState(scr, clip_state, WM_CLIP);
 921                         if (i > 0)
 922                                 wDockHideIcons(scr->workspaces[i]->clip);
 923
 924                         /* We set the global icons here, because scr->workspaces[i]->clip
 925                          * was not valid in wDockRestoreState().
 926                          * There we only set icon->omnipresent to know which icons we
 927                          * need to set here.
 928                          */
 929                         for (j = 0; j < scr->workspaces[i]->clip->max_icons; j++) {
 930                                 WAppIcon *aicon = scr->workspaces[i]->clip->icon_array[j];
 931                                 int k;
 932
 933                                 if (!aicon || !aicon->omnipresent)
 934                                         continue;
 935                                 aicon->omnipresent = 0;
 936                                 if (wClipMakeIconOmnipresent(aicon, True) != WO_SUCCESS)
 937                                         continue;
 938                                 if (i == 0)
 939                                         continue;
 940
 941                                 /* Move this appicon from workspace i to workspace 0 */
 942                                 scr->workspaces[i]->clip->icon_array[j] = NULL;
 943                                 scr->workspaces[i]->clip->icon_count--;
 944
 945                                 added_omnipresent_icons++;
 946                                 /* If there are too many omnipresent appicons, we are in trouble */
 947                                 assert(scr->workspaces[0]->clip->icon_count + added_omnipresent_icons
 948                                        <= scr->workspaces[0]->clip->max_icons);
 949                                 /* Find first free spot on workspace 0 */
 950                                 for (k = 0; k < scr->workspaces[0]->clip->max_icons; k++)
 951                                         if (scr->workspaces[0]->clip->icon_array[k] == NULL)
 952                                                 break;
 953                                 scr->workspaces[0]->clip->icon_array[k] = aicon;
 954                                 aicon->dock = scr->workspaces[0]->clip;
 955                         }
 956                         scr->workspaces[0]->clip->icon_count += added_omnipresent_icons;
 957                 }
 958
 959                 WMPostNotificationName(WMNWorkspaceNameChanged, scr, (void *)(uintptr_t) i);
 960         }
 961 }
 962
 963 /* Returns the workspace number for a given workspace name */
 964 int wGetWorkspaceNumber(WScreen *scr, const char *value)
 965 {
 966         int w, i;
 967
 968         if (sscanf(value, "%i", &w) != 1) {
 969                 w = -1;
 970                 for (i = 0; i < scr->workspace_count; i++) {
 971                         if (strcmp(scr->workspaces[i]->name, value) == 0) {
 972                                 w = i;
 973                                 break;
 974                         }
 975                 }
 976         } else {
 977                 w--;
 978         }
 979
 980         return w;
 981 }