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