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