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
  18  *  along with this program; if not, write to the Free Software
  19  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  20  *  USA.
  21  */
  22 #include "wconfig.h"
  23
  24 #include <X11/Xlib.h>
  25 #include <X11/Xutil.h>
  26 #ifdef SHAPE
  27 #include <X11/extensions/shape.h>
  28 #endif
  29
  30 #include <stdlib.h>
  31 #include <stdio.h>
  32 #include <stdint.h>
  33 #include <unistd.h>
  34 #include <ctype.h>
  35 #include <string.h>
  36 #include <time.h>
  37 #include <sys/time.h>
  38
  39 #include "WindowMaker.h"
  40 #include "framewin.h"
  41 #include "window.h"
  42 #include "icon.h"
  43 #include "funcs.h"
  44 #include "menu.h"
  45 #include "application.h"
  46 #include "dock.h"
  47 #include "actions.h"
  48 #include "workspace.h"
  49 #include "appicon.h"
  50 #include "wmspec.h"
  51 #include "xinerama.h"
  52
  53 #define MAX_SHORTCUT_LENGTH 32
  54 #define WORKSPACE_NAME_DISPLAY_PADDING 32
  55
  56 extern int ignore_wks_change;
  57 extern WPreferences wPreferences;
  58 extern XContext wWinContext;
  59 extern XContext wVEdgeContext;
  60
  61 extern void ProcessPendingEvents();
  62
  63 static WMPropList *dWorkspaces = NULL;
  64 static WMPropList *dClip, *dName;
  65
  66 static void make_keys()
  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
  95                 if (!wspace->name) {
  96                         wspace->name = wmalloc(strlen(_("Workspace %i")) + 8);
  97                         sprintf(wspace->name, _("Workspace %i"), scr->workspace_count);
  98                 }
  99
 100                 if (!wPreferences.flags.noclip) {
 101                         wspace->clip = wDockCreate(scr, WM_CLIP);
 102                 } else
 103                         wspace->clip = NULL;
 104
 105                 list = wmalloc(sizeof(WWorkspace *) * scr->workspace_count);
 106
 107                 for (i = 0; i < scr->workspace_count - 1; i++) {
 108                         list[i] = scr->workspaces[i];
 109                 }
 110                 list[i] = wspace;
 111                 if (scr->workspaces)
 112                         wfree(scr->workspaces);
 113                 scr->workspaces = list;
 114
 115                 wWorkspaceMenuUpdate(scr, scr->workspace_menu);
 116                 wWorkspaceMenuUpdate(scr, scr->clip_ws_menu);
 117                 wNETWMUpdateDesktop(scr);
 118                 WMPostNotificationName(WMNWorkspaceCreated, scr, (void *)(uintptr_t) (scr->workspace_count - 1));
 119                 XFlush(dpy);
 120
 121                 return scr->workspace_count - 1;
 122         }
 123
 124         return -1;
 125 }
 126
 127 Bool wWorkspaceDelete(WScreen * scr, int workspace)
 128 {
 129         WWindow *tmp;
 130         WWorkspace **list;
 131         int i, j;
 132
 133         if (workspace <= 0)
 134                 return False;
 135
 136         /* verify if workspace is in use by some window */
 137         tmp = scr->focused_window;
 138         while (tmp) {
 139                 if (!IS_OMNIPRESENT(tmp) && tmp->frame->workspace == workspace)
 140                         return False;
 141                 tmp = tmp->prev;
 142         }
 143
 144         if (!wPreferences.flags.noclip) {
 145                 wDockDestroy(scr->workspaces[workspace]->clip);
 146                 scr->workspaces[workspace]->clip = NULL;
 147         }
 148
 149         list = wmalloc(sizeof(WWorkspace *) * (scr->workspace_count - 1));
 150         j = 0;
 151         for (i = 0; i < scr->workspace_count; i++) {
 152                 if (i != workspace) {
 153                         list[j++] = scr->workspaces[i];
 154                 } else {
 155                         if (scr->workspaces[i]->name)
 156                                 wfree(scr->workspaces[i]->name);
 157                         wfree(scr->workspaces[i]);
 158                 }
 159         }
 160         wfree(scr->workspaces);
 161         scr->workspaces = list;
 162
 163         scr->workspace_count--;
 164
 165         /* update menu */
 166         wWorkspaceMenuUpdate(scr, scr->workspace_menu);
 167         /* clip workspace menu */
 168         wWorkspaceMenuUpdate(scr, scr->clip_ws_menu);
 169
 170         /* update also window menu */
 171         if (scr->workspace_submenu) {
 172                 WMenu *menu = scr->workspace_submenu;
 173
 174                 i = menu->entry_no;
 175                 while (i > scr->workspace_count)
 176                         wMenuRemoveItem(menu, --i);
 177                 wMenuRealize(menu);
 178         }
 179         /* and clip menu */
 180         if (scr->clip_submenu) {
 181                 WMenu *menu = scr->clip_submenu;
 182
 183                 i = menu->entry_no;
 184                 while (i > scr->workspace_count)
 185                         wMenuRemoveItem(menu, --i);
 186                 wMenuRealize(menu);
 187         }
 188         wNETWMUpdateDesktop(scr);
 189         WMPostNotificationName(WMNWorkspaceDestroyed, scr, (void *)(uintptr_t) (scr->workspace_count - 1));
 190
 191         if (scr->current_workspace >= scr->workspace_count)
 192                 wWorkspaceChange(scr, scr->workspace_count - 1);
 193
 194         return True;
 195 }
 196
 197 typedef struct WorkspaceNameData {
 198         int count;
 199         RImage *back;
 200         RImage *text;
 201         time_t timeout;
 202 } WorkspaceNameData;
 203
 204 static void hideWorkspaceName(void *data)
 205 {
 206         WScreen *scr = (WScreen *) data;
 207
 208         if (!scr->workspace_name_data || scr->workspace_name_data->count == 0
 209             || time(NULL) > scr->workspace_name_data->timeout) {
 210                 XUnmapWindow(dpy, scr->workspace_name);
 211
 212                 if (scr->workspace_name_data) {
 213                         RReleaseImage(scr->workspace_name_data->back);
 214                         RReleaseImage(scr->workspace_name_data->text);
 215                         wfree(scr->workspace_name_data);
 216
 217                         scr->workspace_name_data = NULL;
 218                 }
 219                 scr->workspace_name_timer = NULL;
 220         } else {
 221                 RImage *img = RCloneImage(scr->workspace_name_data->back);
 222                 Pixmap pix;
 223
 224                 scr->workspace_name_timer = WMAddTimerHandler(WORKSPACE_NAME_FADE_DELAY, hideWorkspaceName, scr);
 225
 226                 RCombineImagesWithOpaqueness(img, scr->workspace_name_data->text,
 227                                              scr->workspace_name_data->count * 255 / 10);
 228
 229                 RConvertImage(scr->rcontext, img, &pix);
 230
 231                 RReleaseImage(img);
 232
 233                 XSetWindowBackgroundPixmap(dpy, scr->workspace_name, pix);
 234                 XClearWindow(dpy, scr->workspace_name);
 235                 XFreePixmap(dpy, pix);
 236                 XFlush(dpy);
 237
 238                 scr->workspace_name_data->count--;
 239         }
 240 }
 241
 242 static void showWorkspaceName(WScreen * scr, int workspace)
 243 {
 244         WorkspaceNameData *data;
 245         RXImage *ximg;
 246         Pixmap text, mask;
 247         int w, h;
 248         int px, py;
 249         char *name = scr->workspaces[workspace]->name;
 250         int len = strlen(name);
 251         int x, y;
 252 #ifdef XINERAMA
 253         int head;
 254         WMRect rect;
 255         int xx, yy;
 256 #endif
 257
 258         if (wPreferences.workspace_name_display_position == WD_NONE || scr->workspace_count < 2) {
 259                 return;
 260         }
 261
 262         if (scr->workspace_name_timer) {
 263                 WMDeleteTimerHandler(scr->workspace_name_timer);
 264                 XUnmapWindow(dpy, scr->workspace_name);
 265                 XFlush(dpy);
 266         }
 267         scr->workspace_name_timer = WMAddTimerHandler(WORKSPACE_NAME_DELAY, hideWorkspaceName, scr);
 268
 269         if (scr->workspace_name_data) {
 270                 RReleaseImage(scr->workspace_name_data->back);
 271                 RReleaseImage(scr->workspace_name_data->text);
 272                 wfree(scr->workspace_name_data);
 273         }
 274
 275         data = wmalloc(sizeof(WorkspaceNameData));
 276         data->back = NULL;
 277
 278         w = WMWidthOfString(scr->workspace_name_font, name, len);
 279         h = WMFontHeight(scr->workspace_name_font);
 280
 281 #ifdef XINERAMA
 282         head = wGetHeadForPointerLocation(scr);
 283         rect = wGetRectForHead(scr, head);
 284         if (scr->xine_info.count) {
 285                 xx = rect.pos.x + (scr->xine_info.screens[head].size.width - (w + 4)) / 2;
 286                 yy = rect.pos.y + (scr->xine_info.screens[head].size.height - (h + 4)) / 2;
 287         }
 288         else {
 289                 xx = (scr->scr_width - (w + 4)) / 2;
 290                 yy = (scr->scr_height - (h + 4)) / 2;
 291         }
 292 #endif
 293
 294         switch (wPreferences.workspace_name_display_position) {
 295         case WD_TOP:
 296 #ifdef XINERAMA
 297                 px = xx;
 298 #else
 299                 px = (scr->scr_width - (w + 4)) / 2;
 300 #endif
 301                 py = WORKSPACE_NAME_DISPLAY_PADDING;
 302                 break;
 303         case WD_BOTTOM:
 304 #ifdef XINERAMA
 305                 px = xx;
 306 #else
 307                 px = (scr->scr_width - (w + 4)) / 2;
 308 #endif
 309                 py = scr->scr_height - (h + 4 + WORKSPACE_NAME_DISPLAY_PADDING);
 310                 break;
 311         case WD_TOPLEFT:
 312                 px = WORKSPACE_NAME_DISPLAY_PADDING;
 313                 py = WORKSPACE_NAME_DISPLAY_PADDING;
 314                 break;
 315         case WD_TOPRIGHT:
 316                 px = scr->scr_width - (w + 4 + WORKSPACE_NAME_DISPLAY_PADDING);
 317                 py = WORKSPACE_NAME_DISPLAY_PADDING;
 318                 break;
 319         case WD_BOTTOMLEFT:
 320                 px = WORKSPACE_NAME_DISPLAY_PADDING;
 321                 py = scr->scr_height - (h + 4 + WORKSPACE_NAME_DISPLAY_PADDING);
 322                 break;
 323         case WD_BOTTOMRIGHT:
 324                 px = scr->scr_width - (w + 4 + WORKSPACE_NAME_DISPLAY_PADDING);
 325                 py = scr->scr_height - (h + 4 + WORKSPACE_NAME_DISPLAY_PADDING);
 326                 break;
 327         case WD_CENTER:
 328         default:
 329 #ifdef XINERAMA
 330                 px = xx;
 331                 py = yy;
 332 #else
 333                 px = (scr->scr_width - (w + 4)) / 2;
 334                 py = (scr->scr_height - (h + 4)) / 2;
 335 #endif
 336                 break;
 337         }
 338         XResizeWindow(dpy, scr->workspace_name, w + 4, h + 4);
 339         XMoveWindow(dpy, scr->workspace_name, px, py);
 340
 341         text = XCreatePixmap(dpy, scr->w_win, w + 4, h + 4, scr->w_depth);
 342         mask = XCreatePixmap(dpy, scr->w_win, w + 4, h + 4, 1);
 343
 344         /*XSetForeground(dpy, scr->mono_gc, 0);
 345            XFillRectangle(dpy, mask, scr->mono_gc, 0, 0, w+4, h+4); */
 346
 347         XFillRectangle(dpy, text, WMColorGC(scr->black), 0, 0, w + 4, h + 4);
 348
 349         for (x = 0; x <= 4; x++) {
 350                 for (y = 0; y <= 4; y++) {
 351                         WMDrawString(scr->wmscreen, text, scr->white, scr->workspace_name_font, x, y, name, len);
 352                 }
 353         }
 354
 355         XSetForeground(dpy, scr->mono_gc, 1);
 356         XSetBackground(dpy, scr->mono_gc, 0);
 357
 358         XCopyPlane(dpy, text, mask, scr->mono_gc, 0, 0, w + 4, h + 4, 0, 0, 1 << (scr->w_depth - 1));
 359
 360         /*XSetForeground(dpy, scr->mono_gc, 1); */
 361         XSetBackground(dpy, scr->mono_gc, 1);
 362
 363         XFillRectangle(dpy, text, WMColorGC(scr->black), 0, 0, w + 4, h + 4);
 364
 365         WMDrawString(scr->wmscreen, text, scr->white, scr->workspace_name_font, 2, 2, name, len);
 366
 367 #ifdef SHAPE
 368         XShapeCombineMask(dpy, scr->workspace_name, ShapeBounding, 0, 0, mask, ShapeSet);
 369 #endif
 370         XSetWindowBackgroundPixmap(dpy, scr->workspace_name, text);
 371         XClearWindow(dpy, scr->workspace_name);
 372
 373         data->text = RCreateImageFromDrawable(scr->rcontext, text, None);
 374
 375         XFreePixmap(dpy, text);
 376         XFreePixmap(dpy, mask);
 377
 378         if (!data->text) {
 379                 XMapRaised(dpy, scr->workspace_name);
 380                 XFlush(dpy);
 381
 382                 goto erro;
 383         }
 384
 385         ximg = RGetXImage(scr->rcontext, scr->root_win, px, py, data->text->width, data->text->height);
 386
 387         if (!ximg || !ximg->image) {
 388                 goto erro;
 389         }
 390
 391         XMapRaised(dpy, scr->workspace_name);
 392         XFlush(dpy);
 393
 394         data->back = RCreateImageFromXImage(scr->rcontext, ximg->image, NULL);
 395         RDestroyXImage(scr->rcontext, ximg);
 396
 397         if (!data->back) {
 398                 goto erro;
 399         }
 400
 401         data->count = 10;
 402
 403         /* set a timeout for the effect */
 404         data->timeout = time(NULL) + 2 + (WORKSPACE_NAME_DELAY + WORKSPACE_NAME_FADE_DELAY * data->count) / 1000;
 405
 406         scr->workspace_name_data = data;
 407
 408         return;
 409
 410  erro:
 411         if (scr->workspace_name_timer)
 412                 WMDeleteTimerHandler(scr->workspace_name_timer);
 413
 414         if (data->text)
 415                 RReleaseImage(data->text);
 416         if (data->back)
 417                 RReleaseImage(data->back);
 418         wfree(data);
 419
 420         scr->workspace_name_data = NULL;
 421
 422         scr->workspace_name_timer = WMAddTimerHandler(WORKSPACE_NAME_DELAY +
 423                                                       10 * WORKSPACE_NAME_FADE_DELAY, hideWorkspaceName, scr);
 424 }
 425
 426 void wWorkspaceChange(WScreen *scr, int workspace)
 427 {
 428         if (scr->flags.startup || scr->flags.startup2 || scr->flags.ignore_focus_events)
 429                 return;
 430
 431         if (workspace != scr->current_workspace)
 432                 wWorkspaceForceChange(scr, workspace);
 433 }
 434
 435 void wWorkspaceRelativeChange(WScreen * scr, int amount)
 436 {
 437         int w;
 438
 439         /* While the deiconify animation is going on the window is
 440          * still "flying" to its final position and we don't want to
 441          * change workspace before the animation finishes, otherwise
 442          * the window will land in the new workspace */
 443         if (ignore_wks_change)
 444                 return;
 445
 446         w = scr->current_workspace + amount;
 447
 448         if (amount < 0) {
 449                 if (w >= 0) {
 450                         wWorkspaceChange(scr, w);
 451                 } else if (wPreferences.ws_cycle) {
 452                         wWorkspaceChange(scr, scr->workspace_count + w);
 453                 }
 454         } else if (amount > 0) {
 455                 if (w < scr->workspace_count) {
 456                         wWorkspaceChange(scr, w);
 457                 } else if (wPreferences.ws_advance) {
 458                         wWorkspaceChange(scr, WMIN(w, MAX_WORKSPACES - 1));
 459                 } else if (wPreferences.ws_cycle) {
 460                         wWorkspaceChange(scr, w % scr->workspace_count);
 461                 }
 462         }
 463 }
 464
 465 void wWorkspaceForceChange(WScreen * scr, int workspace)
 466 {
 467         WWindow *tmp, *foc = NULL, *foc2 = NULL;
 468
 469         if (workspace >= MAX_WORKSPACES || workspace < 0)
 470                 return;
 471
 472         SendHelperMessage(scr, 'C', workspace + 1, NULL);
 473
 474         if (workspace > scr->workspace_count - 1) {
 475                 wWorkspaceMake(scr, workspace - scr->workspace_count + 1);
 476         }
 477
 478         wClipUpdateForWorkspaceChange(scr, workspace);
 479
 480         scr->current_workspace = workspace;
 481
 482         wWorkspaceMenuUpdate(scr, scr->workspace_menu);
 483
 484         wWorkspaceMenuUpdate(scr, scr->clip_ws_menu);
 485
 486         if ((tmp = scr->focused_window) != NULL) {
 487                 if ((IS_OMNIPRESENT(tmp) && (tmp->flags.mapped || tmp->flags.shaded) &&
 488                      !WFLAGP(tmp, no_focusable)) || tmp->flags.changing_workspace) {
 489                         foc = tmp;
 490                 }
 491
 492                 /* foc2 = tmp; will fix annoyance with gnome panel
 493                  * but will create annoyance for every other application
 494                  */
 495                 while (tmp) {
 496                         if (tmp->frame->workspace != workspace && !tmp->flags.selected) {
 497                                 /* unmap windows not on this workspace */
 498                                 if ((tmp->flags.mapped || tmp->flags.shaded) &&
 499                                     !IS_OMNIPRESENT(tmp) && !tmp->flags.changing_workspace) {
 500                                         wWindowUnmap(tmp);
 501                                 }
 502                                 /* also unmap miniwindows not on this workspace */
 503                                 if (!wPreferences.sticky_icons && tmp->flags.miniaturized &&
 504                                     tmp->icon && !IS_OMNIPRESENT(tmp)) {
 505                                         XUnmapWindow(dpy, tmp->icon->core->window);
 506                                         tmp->icon->mapped = 0;
 507                                 }
 508                                 /* update current workspace of omnipresent windows */
 509                                 if (IS_OMNIPRESENT(tmp)) {
 510                                         WApplication *wapp = wApplicationOf(tmp->main_window);
 511
 512                                         tmp->frame->workspace = workspace;
 513
 514                                         if (wapp) {
 515                                                 wapp->last_workspace = workspace;
 516                                         }
 517                                         if (!foc2 && (tmp->flags.mapped || tmp->flags.shaded)) {
 518                                                 foc2 = tmp;
 519                                         }
 520                                 }
 521                         } else {
 522                                 /* change selected windows' workspace */
 523                                 if (tmp->flags.selected) {
 524                                         wWindowChangeWorkspace(tmp, workspace);
 525                                         if (!tmp->flags.miniaturized && !foc) {
 526                                                 foc = tmp;
 527                                         }
 528                                 } else {
 529                                         if (!tmp->flags.hidden) {
 530                                                 if (!(tmp->flags.mapped || tmp->flags.miniaturized)) {
 531                                                         /* remap windows that are on this workspace */
 532                                                         wWindowMap(tmp);
 533                                                         if (!foc && !WFLAGP(tmp, no_focusable)) {
 534                                                                 foc = tmp;
 535                                                         }
 536                                                 }
 537                                                 /* Also map miniwindow if not omnipresent */
 538                                                 if (!wPreferences.sticky_icons &&
 539                                                     tmp->flags.miniaturized && !IS_OMNIPRESENT(tmp) && tmp->icon) {
 540                                                         tmp->icon->mapped = 1;
 541                                                         XMapWindow(dpy, tmp->icon->core->window);
 542                                                 }
 543                                         }
 544                                 }
 545                         }
 546                         tmp = tmp->prev;
 547                 }
 548
 549                 /* Gobble up events unleashed by our mapping & unmapping.
 550                  * These may trigger various grab-initiated focus &
 551                  * crossing events. However, we don't care about them,
 552                  * and ignore their focus implications altogether to avoid
 553                  * flicker.
 554                  */
 555                 scr->flags.ignore_focus_events = 1;
 556                 ProcessPendingEvents();
 557                 scr->flags.ignore_focus_events = 0;
 558
 559                 if (!foc)
 560                         foc = foc2;
 561
 562                 if (scr->focused_window->flags.mapped && !foc) {
 563                         foc = scr->focused_window;
 564                 }
 565                 if (wPreferences.focus_mode == WKF_CLICK) {
 566                         wSetFocusTo(scr, foc);
 567                 } else {
 568                         unsigned int mask;
 569                         int foo;
 570                         Window bar, win;
 571                         WWindow *tmp;
 572
 573                         tmp = NULL;
 574                         if (XQueryPointer(dpy, scr->root_win, &bar, &win, &foo, &foo, &foo, &foo, &mask)) {
 575                                 tmp = wWindowFor(win);
 576                         }
 577
 578                         /* If there's a window under the pointer, focus it.
 579                          * (we ate all other focus events above, so it's
 580                          * certainly not focused). Otherwise focus last
 581                          * focused, or the root (depending on sloppiness)
 582                          */
 583                         if (!tmp && wPreferences.focus_mode == WKF_SLOPPY) {
 584                                 wSetFocusTo(scr, foc);
 585                         } else {
 586                                 wSetFocusTo(scr, tmp);
 587                         }
 588                 }
 589         }
 590
 591         /* We need to always arrange icons when changing workspace, even if
 592          * no autoarrange icons, because else the icons in different workspaces
 593          * can be superposed.
 594          * This can be avoided if appicons are also workspace specific.
 595          */
 596         if (!wPreferences.sticky_icons)
 597                 wArrangeIcons(scr, False);
 598
 599         if (scr->dock)
 600                 wAppIconPaint(scr->dock->icon_array[0]);
 601
 602         if (scr->clip_icon) {
 603                 if (scr->workspaces[workspace]->clip->auto_collapse ||
 604                     scr->workspaces[workspace]->clip->auto_raise_lower) {
 605                         /* to handle enter notify. This will also */
 606                         XUnmapWindow(dpy, scr->clip_icon->icon->core->window);
 607                         XMapWindow(dpy, scr->clip_icon->icon->core->window);
 608                 } else {
 609                         wClipIconPaint(scr->clip_icon);
 610                 }
 611         }
 612         wScreenUpdateUsableArea(scr);
 613         wNETWMUpdateDesktop(scr);
 614         showWorkspaceName(scr, workspace);
 615
 616         WMPostNotificationName(WMNWorkspaceChanged, scr, (void *)(uintptr_t) workspace);
 617
 618         /*   XSync(dpy, False); */
 619 }
 620
 621 static void switchWSCommand(WMenu * menu, WMenuEntry * entry)
 622 {
 623         wWorkspaceChange(menu->frame->screen_ptr, (long)entry->clientdata);
 624 }
 625
 626 static void deleteWSCommand(WMenu * menu, WMenuEntry * entry)
 627 {
 628         wWorkspaceDelete(menu->frame->screen_ptr, menu->frame->screen_ptr->workspace_count - 1);
 629 }
 630
 631 static void newWSCommand(WMenu * menu, WMenuEntry * foo)
 632 {
 633         int ws;
 634
 635         ws = wWorkspaceNew(menu->frame->screen_ptr);
 636         /* autochange workspace */
 637         if (ws >= 0)
 638                 wWorkspaceChange(menu->frame->screen_ptr, ws);
 639
 640         /*
 641            if (ws<9) {
 642            int kcode;
 643            if (wKeyBindings[WKBD_WORKSPACE1+ws]) {
 644            kcode = wKeyBindings[WKBD_WORKSPACE1+ws]->keycode;
 645            entry->rtext =
 646            wstrdup(XKeysymToString(XKeycodeToKeysym(dpy, kcode, 0)));
 647            }
 648            } */
 649 }
 650
 651 static char *cropline(char *line)
 652 {
 653         char *start, *end;
 654
 655         if (strlen(line) == 0)
 656                 return line;
 657
 658         start = line;
 659         end = &(line[strlen(line)]) - 1;
 660         while (isspace(*line) && *line != 0)
 661                 line++;
 662         while (isspace(*end) && end != line) {
 663                 *end = 0;
 664                 end--;
 665         }
 666         return line;
 667 }
 668
 669 void wWorkspaceRename(WScreen * scr, int workspace, char *name)
 670 {
 671         char buf[MAX_WORKSPACENAME_WIDTH + 1];
 672         char *tmp;
 673
 674         if (workspace >= scr->workspace_count)
 675                 return;
 676
 677         /* trim white spaces */
 678         tmp = cropline(name);
 679
 680         if (strlen(tmp) == 0) {
 681                 snprintf(buf, sizeof(buf), _("Workspace %i"), workspace + 1);
 682         } else {
 683                 strncpy(buf, tmp, MAX_WORKSPACENAME_WIDTH);
 684         }
 685         buf[MAX_WORKSPACENAME_WIDTH] = 0;
 686
 687         /* update workspace */
 688         wfree(scr->workspaces[workspace]->name);
 689         scr->workspaces[workspace]->name = wstrdup(buf);
 690
 691         if (scr->clip_ws_menu) {
 692                 if (strcmp(scr->clip_ws_menu->entries[workspace + 2]->text, buf) != 0) {
 693                         wfree(scr->clip_ws_menu->entries[workspace + 2]->text);
 694                         scr->clip_ws_menu->entries[workspace + 2]->text = wstrdup(buf);
 695                         wMenuRealize(scr->clip_ws_menu);
 696                 }
 697         }
 698         if (scr->workspace_menu) {
 699                 if (strcmp(scr->workspace_menu->entries[workspace + 2]->text, buf) != 0) {
 700                         wfree(scr->workspace_menu->entries[workspace + 2]->text);
 701                         scr->workspace_menu->entries[workspace + 2]->text = wstrdup(buf);
 702                         wMenuRealize(scr->workspace_menu);
 703                 }
 704         }
 705
 706         if (scr->clip_icon)
 707                 wClipIconPaint(scr->clip_icon);
 708
 709         WMPostNotificationName(WMNWorkspaceNameChanged, scr, (void *)(uintptr_t) workspace);
 710 }
 711
 712 /* callback for when menu entry is edited */
 713 static void onMenuEntryEdited(WMenu * menu, WMenuEntry * entry)
 714 {
 715         char *tmp;
 716
 717         tmp = entry->text;
 718         wWorkspaceRename(menu->frame->screen_ptr, (long)entry->clientdata, tmp);
 719 }
 720
 721 WMenu *wWorkspaceMenuMake(WScreen * scr, Bool titled)
 722 {
 723         WMenu *wsmenu;
 724
 725         wsmenu = wMenuCreate(scr, titled ? _("Workspaces") : NULL, False);
 726         if (!wsmenu) {
 727                 wwarning(_("could not create Workspace menu"));
 728                 return NULL;
 729         }
 730
 731         /* callback to be called when an entry is edited */
 732         wsmenu->on_edit = onMenuEntryEdited;
 733
 734         wMenuAddCallback(wsmenu, _("New"), newWSCommand, NULL);
 735         wMenuAddCallback(wsmenu, _("Destroy Last"), deleteWSCommand, NULL);
 736
 737         return wsmenu;
 738 }
 739
 740 void wWorkspaceMenuUpdate(WScreen * scr, WMenu * menu)
 741 {
 742         int i;
 743         long ws;
 744         char title[MAX_WORKSPACENAME_WIDTH + 1];
 745         WMenuEntry *entry;
 746         int tmp;
 747
 748         if (!menu)
 749                 return;
 750
 751         if (menu->entry_no < scr->workspace_count + 2) {
 752                 /* new workspace(s) added */
 753                 i = scr->workspace_count - (menu->entry_no - 2);
 754                 ws = menu->entry_no - 2;
 755                 while (i > 0) {
 756                         strncpy(title, scr->workspaces[ws]->name, MAX_WORKSPACENAME_WIDTH);
 757
 758                         entry = wMenuAddCallback(menu, title, switchWSCommand, (void *)ws);
 759                         entry->flags.indicator = 1;
 760                         entry->flags.editable = 1;
 761
 762                         i--;
 763                         ws++;
 764                 }
 765         } else if (menu->entry_no > scr->workspace_count + 2) {
 766                 /* removed workspace(s) */
 767                 for (i = menu->entry_no - 1; i >= scr->workspace_count + 2; i--) {
 768                         wMenuRemoveItem(menu, i);
 769                 }
 770         }
 771         wMenuRealize(menu);
 772
 773         for (i = 0; i < scr->workspace_count; i++) {
 774                 menu->entries[i + 2]->flags.indicator_on = 0;
 775         }
 776         menu->entries[scr->current_workspace + 2]->flags.indicator_on = 1;
 777
 778         /* don't let user destroy current workspace */
 779         if (scr->current_workspace == scr->workspace_count - 1) {
 780                 wMenuSetEnabled(menu, 1, False);
 781         } else {
 782                 wMenuSetEnabled(menu, 1, True);
 783         }
 784
 785         tmp = menu->frame->top_width + 5;
 786         /* if menu got unreachable, bring it to a visible place */
 787         if (menu->frame_x < tmp - (int)menu->frame->core->width)
 788                 wMenuMove(menu, tmp - (int)menu->frame->core->width, menu->frame_y, False);
 789
 790         wMenuPaint(menu);
 791 }
 792
 793 void wWorkspaceSaveState(WScreen * scr, WMPropList * old_state)
 794 {
 795         WMPropList *parr, *pstr, *wks_state, *old_wks_state, *foo, *bar;
 796         int i;
 797
 798         make_keys();
 799
 800         old_wks_state = WMGetFromPLDictionary(old_state, dWorkspaces);
 801         parr = WMCreatePLArray(NULL);
 802         for (i = 0; i < scr->workspace_count; i++) {
 803                 pstr = WMCreatePLString(scr->workspaces[i]->name);
 804                 wks_state = WMCreatePLDictionary(dName, pstr, NULL);
 805                 WMReleasePropList(pstr);
 806                 if (!wPreferences.flags.noclip) {
 807                         pstr = wClipSaveWorkspaceState(scr, i);
 808                         WMPutInPLDictionary(wks_state, dClip, pstr);
 809                         WMReleasePropList(pstr);
 810                 } else if (old_wks_state != NULL) {
 811                         if ((foo = WMGetFromPLArray(old_wks_state, i)) != NULL) {
 812                                 if ((bar = WMGetFromPLDictionary(foo, dClip)) != NULL) {
 813                                         WMPutInPLDictionary(wks_state, dClip, bar);
 814                                 }
 815                         }
 816                 }
 817                 WMAddToPLArray(parr, wks_state);
 818                 WMReleasePropList(wks_state);
 819         }
 820         WMPutInPLDictionary(scr->session_state, dWorkspaces, parr);
 821         WMReleasePropList(parr);
 822 }
 823
 824 void wWorkspaceRestoreState(WScreen * scr)
 825 {
 826         WMPropList *parr, *pstr, *wks_state, *clip_state;
 827         int i, j, wscount;
 828
 829         make_keys();
 830
 831         if (scr->session_state == NULL)
 832                 return;
 833
 834         parr = WMGetFromPLDictionary(scr->session_state, dWorkspaces);
 835
 836         if (!parr)
 837                 return;
 838
 839         wscount = scr->workspace_count;
 840         for (i = 0; i < WMIN(WMGetPropListItemCount(parr), MAX_WORKSPACES); i++) {
 841                 wks_state = WMGetFromPLArray(parr, i);
 842                 if (WMIsPLDictionary(wks_state))
 843                         pstr = WMGetFromPLDictionary(wks_state, dName);
 844                 else
 845                         pstr = wks_state;
 846                 if (i >= scr->workspace_count)
 847                         wWorkspaceNew(scr);
 848                 if (scr->workspace_menu) {
 849                         wfree(scr->workspace_menu->entries[i + 2]->text);
 850                         scr->workspace_menu->entries[i + 2]->text = wstrdup(WMGetFromPLString(pstr));
 851                         scr->workspace_menu->flags.realized = 0;
 852                 }
 853                 wfree(scr->workspaces[i]->name);
 854                 scr->workspaces[i]->name = wstrdup(WMGetFromPLString(pstr));
 855                 if (!wPreferences.flags.noclip) {
 856                         int added_omnipresent_icons = 0;
 857                         clip_state = WMGetFromPLDictionary(wks_state, dClip);
 858                         if (scr->workspaces[i]->clip)
 859                                 wDockDestroy(scr->workspaces[i]->clip);
 860                         scr->workspaces[i]->clip = wDockRestoreState(scr, clip_state, WM_CLIP);
 861                         if (i > 0)
 862                                 wDockHideIcons(scr->workspaces[i]->clip);
 863
 864                         /* We set the global icons here, because scr->workspaces[i]->clip
 865                          * was not valid in wDockRestoreState().
 866                          * There we only set icon->omnipresent to know which icons we
 867                          * need to set here.
 868                          */
 869                         for (j = 0; j < scr->workspaces[i]->clip->max_icons; j++) {
 870                                 WAppIcon *aicon = scr->workspaces[i]->clip->icon_array[j];
 871                                 int k;
 872
 873                                 if (!aicon || !aicon->omnipresent)
 874                                         continue;
 875                                 aicon->omnipresent = 0;
 876                                 if (wClipMakeIconOmnipresent(aicon, True) != WO_SUCCESS)
 877                                         continue;
 878                                 if (i == 0)
 879                                         continue;
 880
 881                                 /* Move this appicon from workspace i to workspace 0 */
 882                                 scr->workspaces[i]->clip->icon_array[j] = NULL;
 883                                 scr->workspaces[i]->clip->icon_count--;
 884
 885                                 added_omnipresent_icons++;
 886                                 /* If there are too many omnipresent appicons, we are in trouble */
 887                                 assert(scr->workspaces[0]->clip->icon_count + added_omnipresent_icons
 888                                        <= scr->workspaces[0]->clip->max_icons);
 889                                 /* Find first free spot on workspace 0 */
 890                                 for (k = 0; k < scr->workspaces[0]->clip->max_icons; k++)
 891                                         if (scr->workspaces[0]->clip->icon_array[k] == NULL)
 892                                                 break;
 893                                 scr->workspaces[0]->clip->icon_array[k] = aicon;
 894                                 aicon->dock = scr->workspaces[0]->clip;
 895                         }
 896                         scr->workspaces[0]->clip->icon_count += added_omnipresent_icons;
 897                 }
 898
 899                 WMPostNotificationName(WMNWorkspaceNameChanged, scr, (void *)(uintptr_t) i);
 900         }
 901 }