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 wVEdgeContext;
  59 extern void ProcessPendingEvents();
  60
  61 static WMPropList *dWorkspaces = NULL;
  62 static WMPropList *dClip, *dName;
  63
  64 static void make_keys(void)
  65 {
  66         if (dWorkspaces != NULL)
  67                 return;
  68
  69         dWorkspaces = WMCreatePLString("Workspaces");
  70         dName = WMCreatePLString("Name");
  71         dClip = WMCreatePLString("Clip");
  72 }
  73
  74 void wWorkspaceMake(WScreen * scr, int count)
  75 {
  76         while (count > 0) {
  77                 wWorkspaceNew(scr);
  78                 count--;
  79         }
  80 }
  81
  82 int wWorkspaceNew(WScreen * scr)
  83 {
  84         WWorkspace *wspace, **list;
  85         int i;
  86
  87         if (scr->workspace_count < MAX_WORKSPACES) {
  88                 scr->workspace_count++;
  89
  90                 wspace = wmalloc(sizeof(WWorkspace));
  91                 wspace->name = NULL;
  92
  93                 if (!wspace->name) {
  94                         wspace->name = wmalloc(strlen(_("Workspace %i")) + 8);
  95                         sprintf(wspace->name, _("Workspace %i"), scr->workspace_count);
  96                 }
  97
  98                 if (!wPreferences.flags.noclip) {
  99                         wspace->clip = wDockCreate(scr, WM_CLIP);
 100                 } else
 101                         wspace->clip = NULL;
 102
 103                 list = wmalloc(sizeof(WWorkspace *) * scr->workspace_count);
 104
 105                 for (i = 0; i < scr->workspace_count - 1; i++) {
 106                         list[i] = scr->workspaces[i];
 107                 }
 108                 list[i] = wspace;
 109                 if (scr->workspaces)
 110                         wfree(scr->workspaces);
 111                 scr->workspaces = list;
 112
 113                 wWorkspaceMenuUpdate(scr, scr->workspace_menu);
 114                 wWorkspaceMenuUpdate(scr, scr->clip_ws_menu);
 115                 wNETWMUpdateDesktop(scr);
 116                 WMPostNotificationName(WMNWorkspaceCreated, scr, (void *)(uintptr_t) (scr->workspace_count - 1));
 117                 XFlush(dpy);
 118
 119                 return scr->workspace_count - 1;
 120         }
 121
 122         return -1;
 123 }
 124
 125 Bool wWorkspaceDelete(WScreen * scr, int workspace)
 126 {
 127         WWindow *tmp;
 128         WWorkspace **list;
 129         int i, j;
 130
 131         if (workspace <= 0)
 132                 return False;
 133
 134         /* verify if workspace is in use by some window */
 135         tmp = scr->focused_window;
 136         while (tmp) {
 137                 if (!IS_OMNIPRESENT(tmp) && tmp->frame->workspace == workspace)
 138                         return False;
 139                 tmp = tmp->prev;
 140         }
 141
 142         if (!wPreferences.flags.noclip) {
 143                 wDockDestroy(scr->workspaces[workspace]->clip);
 144                 scr->workspaces[workspace]->clip = NULL;
 145         }
 146
 147         list = wmalloc(sizeof(WWorkspace *) * (scr->workspace_count - 1));
 148         j = 0;
 149         for (i = 0; i < scr->workspace_count; i++) {
 150                 if (i != workspace) {
 151                         list[j++] = scr->workspaces[i];
 152                 } else {
 153                         if (scr->workspaces[i]->name)
 154                                 wfree(scr->workspaces[i]->name);
 155                         wfree(scr->workspaces[i]);
 156                 }
 157         }
 158         wfree(scr->workspaces);
 159         scr->workspaces = list;
 160
 161         scr->workspace_count--;
 162
 163         /* update menu */
 164         wWorkspaceMenuUpdate(scr, scr->workspace_menu);
 165         /* clip workspace menu */
 166         wWorkspaceMenuUpdate(scr, scr->clip_ws_menu);
 167
 168         /* update also window menu */
 169         if (scr->workspace_submenu) {
 170                 WMenu *menu = scr->workspace_submenu;
 171
 172                 i = menu->entry_no;
 173                 while (i > scr->workspace_count)
 174                         wMenuRemoveItem(menu, --i);
 175                 wMenuRealize(menu);
 176         }
 177         /* and clip menu */
 178         if (scr->clip_submenu) {
 179                 WMenu *menu = scr->clip_submenu;
 180
 181                 i = menu->entry_no;
 182                 while (i > scr->workspace_count)
 183                         wMenuRemoveItem(menu, --i);
 184                 wMenuRealize(menu);
 185         }
 186         wNETWMUpdateDesktop(scr);
 187         WMPostNotificationName(WMNWorkspaceDestroyed, scr, (void *)(uintptr_t) (scr->workspace_count - 1));
 188
 189         if (scr->current_workspace >= scr->workspace_count)
 190                 wWorkspaceChange(scr, scr->workspace_count - 1);
 191
 192         return True;
 193 }
 194
 195 typedef struct WorkspaceNameData {
 196         int count;
 197         RImage *back;
 198         RImage *text;
 199         time_t timeout;
 200 } WorkspaceNameData;
 201
 202 static void hideWorkspaceName(void *data)
 203 {
 204         WScreen *scr = (WScreen *) data;
 205
 206         if (!scr->workspace_name_data || scr->workspace_name_data->count == 0
 207             || time(NULL) > scr->workspace_name_data->timeout) {
 208                 XUnmapWindow(dpy, scr->workspace_name);
 209
 210                 if (scr->workspace_name_data) {
 211                         RReleaseImage(scr->workspace_name_data->back);
 212                         RReleaseImage(scr->workspace_name_data->text);
 213                         wfree(scr->workspace_name_data);
 214
 215                         scr->workspace_name_data = NULL;
 216                 }
 217                 scr->workspace_name_timer = NULL;
 218         } else {
 219                 RImage *img = RCloneImage(scr->workspace_name_data->back);
 220                 Pixmap pix;
 221
 222                 scr->workspace_name_timer = WMAddTimerHandler(WORKSPACE_NAME_FADE_DELAY, hideWorkspaceName, scr);
 223
 224                 RCombineImagesWithOpaqueness(img, scr->workspace_name_data->text,
 225                                              scr->workspace_name_data->count * 255 / 10);
 226
 227                 RConvertImage(scr->rcontext, img, &pix);
 228
 229                 RReleaseImage(img);
 230
 231                 XSetWindowBackgroundPixmap(dpy, scr->workspace_name, pix);
 232                 XClearWindow(dpy, scr->workspace_name);
 233                 XFreePixmap(dpy, pix);
 234                 XFlush(dpy);
 235
 236                 scr->workspace_name_data->count--;
 237         }
 238 }
 239
 240 static void showWorkspaceName(WScreen * scr, int workspace)
 241 {
 242         WorkspaceNameData *data;
 243         RXImage *ximg;
 244         Pixmap text, mask;
 245         int w, h;
 246         int px, py;
 247         char *name = scr->workspaces[workspace]->name;
 248         int len = strlen(name);
 249         int x, y;
 250 #ifdef XINERAMA
 251         int head;
 252         WMRect rect;
 253         int xx, yy;
 254 #endif
 255
 256         if (wPreferences.workspace_name_display_position == WD_NONE || scr->workspace_count < 2) {
 257                 return;
 258         }
 259
 260         if (scr->workspace_name_timer) {
 261                 WMDeleteTimerHandler(scr->workspace_name_timer);
 262                 XUnmapWindow(dpy, scr->workspace_name);
 263                 XFlush(dpy);
 264         }
 265         scr->workspace_name_timer = WMAddTimerHandler(WORKSPACE_NAME_DELAY, hideWorkspaceName, scr);
 266
 267         if (scr->workspace_name_data) {
 268                 RReleaseImage(scr->workspace_name_data->back);
 269                 RReleaseImage(scr->workspace_name_data->text);
 270                 wfree(scr->workspace_name_data);
 271         }
 272
 273         data = wmalloc(sizeof(WorkspaceNameData));
 274         data->back = NULL;
 275
 276         w = WMWidthOfString(scr->workspace_name_font, name, len);
 277         h = WMFontHeight(scr->workspace_name_font);
 278
 279 #ifdef XINERAMA
 280         head = wGetHeadForPointerLocation(scr);
 281         rect = wGetRectForHead(scr, head);
 282         if (scr->xine_info.count) {
 283                 xx = rect.pos.x + (scr->xine_info.screens[head].size.width - (w + 4)) / 2;
 284                 yy = rect.pos.y + (scr->xine_info.screens[head].size.height - (h + 4)) / 2;
 285         }
 286         else {
 287                 xx = (scr->scr_width - (w + 4)) / 2;
 288                 yy = (scr->scr_height - (h + 4)) / 2;
 289         }
 290 #endif
 291
 292         switch (wPreferences.workspace_name_display_position) {
 293         case WD_TOP:
 294 #ifdef XINERAMA
 295                 px = xx;
 296 #else
 297                 px = (scr->scr_width - (w + 4)) / 2;
 298 #endif
 299                 py = WORKSPACE_NAME_DISPLAY_PADDING;
 300                 break;
 301         case WD_BOTTOM:
 302 #ifdef XINERAMA
 303                 px = xx;
 304 #else
 305                 px = (scr->scr_width - (w + 4)) / 2;
 306 #endif
 307                 py = scr->scr_height - (h + 4 + WORKSPACE_NAME_DISPLAY_PADDING);
 308                 break;
 309         case WD_TOPLEFT:
 310                 px = WORKSPACE_NAME_DISPLAY_PADDING;
 311                 py = WORKSPACE_NAME_DISPLAY_PADDING;
 312                 break;
 313         case WD_TOPRIGHT:
 314                 px = scr->scr_width - (w + 4 + WORKSPACE_NAME_DISPLAY_PADDING);
 315                 py = WORKSPACE_NAME_DISPLAY_PADDING;
 316                 break;
 317         case WD_BOTTOMLEFT:
 318                 px = WORKSPACE_NAME_DISPLAY_PADDING;
 319                 py = scr->scr_height - (h + 4 + WORKSPACE_NAME_DISPLAY_PADDING);
 320                 break;
 321         case WD_BOTTOMRIGHT:
 322                 px = scr->scr_width - (w + 4 + WORKSPACE_NAME_DISPLAY_PADDING);
 323                 py = scr->scr_height - (h + 4 + WORKSPACE_NAME_DISPLAY_PADDING);
 324                 break;
 325         case WD_CENTER:
 326         default:
 327 #ifdef XINERAMA
 328                 px = xx;
 329                 py = yy;
 330 #else
 331                 px = (scr->scr_width - (w + 4)) / 2;
 332                 py = (scr->scr_height - (h + 4)) / 2;
 333 #endif
 334                 break;
 335         }
 336         XResizeWindow(dpy, scr->workspace_name, w + 4, h + 4);
 337         XMoveWindow(dpy, scr->workspace_name, px, py);
 338
 339         text = XCreatePixmap(dpy, scr->w_win, w + 4, h + 4, scr->w_depth);
 340         mask = XCreatePixmap(dpy, scr->w_win, w + 4, h + 4, 1);
 341
 342         /*XSetForeground(dpy, scr->mono_gc, 0);
 343            XFillRectangle(dpy, mask, scr->mono_gc, 0, 0, w+4, h+4); */
 344
 345         XFillRectangle(dpy, text, WMColorGC(scr->black), 0, 0, w + 4, h + 4);
 346
 347         for (x = 0; x <= 4; x++) {
 348                 for (y = 0; y <= 4; y++) {
 349                         WMDrawString(scr->wmscreen, text, scr->white, scr->workspace_name_font, x, y, name, len);
 350                 }
 351         }
 352
 353         XSetForeground(dpy, scr->mono_gc, 1);
 354         XSetBackground(dpy, scr->mono_gc, 0);
 355
 356         XCopyPlane(dpy, text, mask, scr->mono_gc, 0, 0, w + 4, h + 4, 0, 0, 1 << (scr->w_depth - 1));
 357
 358         /*XSetForeground(dpy, scr->mono_gc, 1); */
 359         XSetBackground(dpy, scr->mono_gc, 1);
 360
 361         XFillRectangle(dpy, text, WMColorGC(scr->black), 0, 0, w + 4, h + 4);
 362
 363         WMDrawString(scr->wmscreen, text, scr->white, scr->workspace_name_font, 2, 2, name, len);
 364
 365 #ifdef SHAPE
 366         XShapeCombineMask(dpy, scr->workspace_name, ShapeBounding, 0, 0, mask, ShapeSet);
 367 #endif
 368         XSetWindowBackgroundPixmap(dpy, scr->workspace_name, text);
 369         XClearWindow(dpy, scr->workspace_name);
 370
 371         data->text = RCreateImageFromDrawable(scr->rcontext, text, None);
 372
 373         XFreePixmap(dpy, text);
 374         XFreePixmap(dpy, mask);
 375
 376         if (!data->text) {
 377                 XMapRaised(dpy, scr->workspace_name);
 378                 XFlush(dpy);
 379
 380                 goto erro;
 381         }
 382
 383         ximg = RGetXImage(scr->rcontext, scr->root_win, px, py, data->text->width, data->text->height);
 384
 385         if (!ximg || !ximg->image) {
 386                 goto erro;
 387         }
 388
 389         XMapRaised(dpy, scr->workspace_name);
 390         XFlush(dpy);
 391
 392         data->back = RCreateImageFromXImage(scr->rcontext, ximg->image, NULL);
 393         RDestroyXImage(scr->rcontext, ximg);
 394
 395         if (!data->back) {
 396                 goto erro;
 397         }
 398
 399         data->count = 10;
 400
 401         /* set a timeout for the effect */
 402         data->timeout = time(NULL) + 2 + (WORKSPACE_NAME_DELAY + WORKSPACE_NAME_FADE_DELAY * data->count) / 1000;
 403
 404         scr->workspace_name_data = data;
 405
 406         return;
 407
 408  erro:
 409         if (scr->workspace_name_timer)
 410                 WMDeleteTimerHandler(scr->workspace_name_timer);
 411
 412         if (data->text)
 413                 RReleaseImage(data->text);
 414         if (data->back)
 415                 RReleaseImage(data->back);
 416         wfree(data);
 417
 418         scr->workspace_name_data = NULL;
 419
 420         scr->workspace_name_timer = WMAddTimerHandler(WORKSPACE_NAME_DELAY +
 421                                                       10 * WORKSPACE_NAME_FADE_DELAY, hideWorkspaceName, scr);
 422 }
 423
 424 void wWorkspaceChange(WScreen *scr, int workspace)
 425 {
 426         if (scr->flags.startup || scr->flags.startup2 || scr->flags.ignore_focus_events)
 427                 return;
 428
 429         if (workspace != scr->current_workspace)
 430                 wWorkspaceForceChange(scr, workspace);
 431 }
 432
 433 void wWorkspaceRelativeChange(WScreen * scr, int amount)
 434 {
 435         int w;
 436
 437         /* While the deiconify animation is going on the window is
 438          * still "flying" to its final position and we don't want to
 439          * change workspace before the animation finishes, otherwise
 440          * the window will land in the new workspace */
 441         if (ignore_wks_change)
 442                 return;
 443
 444         w = scr->current_workspace + amount;
 445
 446         if (amount < 0) {
 447                 if (w >= 0) {
 448                         wWorkspaceChange(scr, w);
 449                 } else if (wPreferences.ws_cycle) {
 450                         wWorkspaceChange(scr, scr->workspace_count + w);
 451                 }
 452         } else if (amount > 0) {
 453                 if (w < scr->workspace_count) {
 454                         wWorkspaceChange(scr, w);
 455                 } else if (wPreferences.ws_advance) {
 456                         wWorkspaceChange(scr, WMIN(w, MAX_WORKSPACES - 1));
 457                 } else if (wPreferences.ws_cycle) {
 458                         wWorkspaceChange(scr, w % scr->workspace_count);
 459                 }
 460         }
 461 }
 462
 463 void wWorkspaceForceChange(WScreen * scr, int workspace)
 464 {
 465         WWindow *tmp, *foc = NULL, *foc2 = NULL;
 466
 467         if (workspace >= MAX_WORKSPACES || workspace < 0)
 468                 return;
 469
 470         SendHelperMessage(scr, 'C', workspace + 1, NULL);
 471
 472         if (workspace > scr->workspace_count - 1) {
 473                 wWorkspaceMake(scr, workspace - scr->workspace_count + 1);
 474         }
 475
 476         wClipUpdateForWorkspaceChange(scr, workspace);
 477
 478         scr->current_workspace = workspace;
 479
 480         wWorkspaceMenuUpdate(scr, scr->workspace_menu);
 481
 482         wWorkspaceMenuUpdate(scr, scr->clip_ws_menu);
 483
 484         if ((tmp = scr->focused_window) != NULL) {
 485                 if ((IS_OMNIPRESENT(tmp) && (tmp->flags.mapped || tmp->flags.shaded) &&
 486                      !WFLAGP(tmp, no_focusable)) || tmp->flags.changing_workspace) {
 487                         foc = tmp;
 488                 }
 489
 490                 /* foc2 = tmp; will fix annoyance with gnome panel
 491                  * but will create annoyance for every other application
 492                  */
 493                 while (tmp) {
 494                         if (tmp->frame->workspace != workspace && !tmp->flags.selected) {
 495                                 /* unmap windows not on this workspace */
 496                                 if ((tmp->flags.mapped || tmp->flags.shaded) &&
 497                                     !IS_OMNIPRESENT(tmp) && !tmp->flags.changing_workspace) {
 498                                         wWindowUnmap(tmp);
 499                                 }
 500                                 /* also unmap miniwindows not on this workspace */
 501                                 if (!wPreferences.sticky_icons && tmp->flags.miniaturized &&
 502                                     tmp->icon && !IS_OMNIPRESENT(tmp)) {
 503                                         XUnmapWindow(dpy, tmp->icon->core->window);
 504                                         tmp->icon->mapped = 0;
 505                                 }
 506                                 /* update current workspace of omnipresent windows */
 507                                 if (IS_OMNIPRESENT(tmp)) {
 508                                         WApplication *wapp = wApplicationOf(tmp->main_window);
 509
 510                                         tmp->frame->workspace = workspace;
 511
 512                                         if (wapp) {
 513                                                 wapp->last_workspace = workspace;
 514                                         }
 515                                         if (!foc2 && (tmp->flags.mapped || tmp->flags.shaded)) {
 516                                                 foc2 = tmp;
 517                                         }
 518                                 }
 519                         } else {
 520                                 /* change selected windows' workspace */
 521                                 if (tmp->flags.selected) {
 522                                         wWindowChangeWorkspace(tmp, workspace);
 523                                         if (!tmp->flags.miniaturized && !foc) {
 524                                                 foc = tmp;
 525                                         }
 526                                 } else {
 527                                         if (!tmp->flags.hidden) {
 528                                                 if (!(tmp->flags.mapped || tmp->flags.miniaturized)) {
 529                                                         /* remap windows that are on this workspace */
 530                                                         wWindowMap(tmp);
 531                                                         if (!foc && !WFLAGP(tmp, no_focusable)) {
 532                                                                 foc = tmp;
 533                                                         }
 534                                                 }
 535                                                 /* Also map miniwindow if not omnipresent */
 536                                                 if (!wPreferences.sticky_icons &&
 537                                                     tmp->flags.miniaturized && !IS_OMNIPRESENT(tmp) && tmp->icon) {
 538                                                         tmp->icon->mapped = 1;
 539                                                         XMapWindow(dpy, tmp->icon->core->window);
 540                                                 }
 541                                         }
 542                                 }
 543                         }
 544                         tmp = tmp->prev;
 545                 }
 546
 547                 /* Gobble up events unleashed by our mapping & unmapping.
 548                  * These may trigger various grab-initiated focus &
 549                  * crossing events. However, we don't care about them,
 550                  * and ignore their focus implications altogether to avoid
 551                  * flicker.
 552                  */
 553                 scr->flags.ignore_focus_events = 1;
 554                 ProcessPendingEvents();
 555                 scr->flags.ignore_focus_events = 0;
 556
 557                 if (!foc)
 558                         foc = foc2;
 559
 560                 if (scr->focused_window->flags.mapped && !foc) {
 561                         foc = scr->focused_window;
 562                 }
 563                 if (wPreferences.focus_mode == WKF_CLICK) {
 564                         wSetFocusTo(scr, foc);
 565                 } else {
 566                         unsigned int mask;
 567                         int foo;
 568                         Window bar, win;
 569                         WWindow *tmp;
 570
 571                         tmp = NULL;
 572                         if (XQueryPointer(dpy, scr->root_win, &bar, &win, &foo, &foo, &foo, &foo, &mask)) {
 573                                 tmp = wWindowFor(win);
 574                         }
 575
 576                         /* If there's a window under the pointer, focus it.
 577                          * (we ate all other focus events above, so it's
 578                          * certainly not focused). Otherwise focus last
 579                          * focused, or the root (depending on sloppiness)
 580                          */
 581                         if (!tmp && wPreferences.focus_mode == WKF_SLOPPY) {
 582                                 wSetFocusTo(scr, foc);
 583                         } else {
 584                                 wSetFocusTo(scr, tmp);
 585                         }
 586                 }
 587         }
 588
 589         /* We need to always arrange icons when changing workspace, even if
 590          * no autoarrange icons, because else the icons in different workspaces
 591          * can be superposed.
 592          * This can be avoided if appicons are also workspace specific.
 593          */
 594         if (!wPreferences.sticky_icons)
 595                 wArrangeIcons(scr, False);
 596
 597         if (scr->dock)
 598                 wAppIconPaint(scr->dock->icon_array[0]);
 599
 600         if (scr->clip_icon) {
 601                 if (scr->workspaces[workspace]->clip->auto_collapse ||
 602                     scr->workspaces[workspace]->clip->auto_raise_lower) {
 603                         /* to handle enter notify. This will also */
 604                         XUnmapWindow(dpy, scr->clip_icon->icon->core->window);
 605                         XMapWindow(dpy, scr->clip_icon->icon->core->window);
 606                 } else {
 607                         wClipIconPaint(scr->clip_icon);
 608                 }
 609         }
 610         wScreenUpdateUsableArea(scr);
 611         wNETWMUpdateDesktop(scr);
 612         showWorkspaceName(scr, workspace);
 613
 614         WMPostNotificationName(WMNWorkspaceChanged, scr, (void *)(uintptr_t) workspace);
 615
 616         /*   XSync(dpy, False); */
 617 }
 618
 619 static void switchWSCommand(WMenu * menu, WMenuEntry * entry)
 620 {
 621         wWorkspaceChange(menu->frame->screen_ptr, (long)entry->clientdata);
 622 }
 623
 624 static void deleteWSCommand(WMenu * menu, WMenuEntry * entry)
 625 {
 626         wWorkspaceDelete(menu->frame->screen_ptr, menu->frame->screen_ptr->workspace_count - 1);
 627 }
 628
 629 static void newWSCommand(WMenu * menu, WMenuEntry * foo)
 630 {
 631         int ws;
 632
 633         ws = wWorkspaceNew(menu->frame->screen_ptr);
 634         /* autochange workspace */
 635         if (ws >= 0)
 636                 wWorkspaceChange(menu->frame->screen_ptr, ws);
 637
 638         /*
 639            if (ws<9) {
 640            int kcode;
 641            if (wKeyBindings[WKBD_WORKSPACE1+ws]) {
 642            kcode = wKeyBindings[WKBD_WORKSPACE1+ws]->keycode;
 643            entry->rtext =
 644            wstrdup(XKeysymToString(XKeycodeToKeysym(dpy, kcode, 0)));
 645            }
 646            } */
 647 }
 648
 649 static char *cropline(char *line)
 650 {
 651         char *start, *end;
 652
 653         if (strlen(line) == 0)
 654                 return line;
 655
 656         start = line;
 657         end = &(line[strlen(line)]) - 1;
 658         while (isspace(*line) && *line != 0)
 659                 line++;
 660         while (isspace(*end) && end != line) {
 661                 *end = 0;
 662                 end--;
 663         }
 664         return line;
 665 }
 666
 667 void wWorkspaceRename(WScreen * scr, int workspace, char *name)
 668 {
 669         char buf[MAX_WORKSPACENAME_WIDTH + 1];
 670         char *tmp;
 671
 672         if (workspace >= scr->workspace_count)
 673                 return;
 674
 675         /* trim white spaces */
 676         tmp = cropline(name);
 677
 678         if (strlen(tmp) == 0) {
 679                 snprintf(buf, sizeof(buf), _("Workspace %i"), workspace + 1);
 680         } else {
 681                 strncpy(buf, tmp, MAX_WORKSPACENAME_WIDTH);
 682         }
 683         buf[MAX_WORKSPACENAME_WIDTH] = 0;
 684
 685         /* update workspace */
 686         wfree(scr->workspaces[workspace]->name);
 687         scr->workspaces[workspace]->name = wstrdup(buf);
 688
 689         if (scr->clip_ws_menu) {
 690                 if (strcmp(scr->clip_ws_menu->entries[workspace + 2]->text, buf) != 0) {
 691                         wfree(scr->clip_ws_menu->entries[workspace + 2]->text);
 692                         scr->clip_ws_menu->entries[workspace + 2]->text = wstrdup(buf);
 693                         wMenuRealize(scr->clip_ws_menu);
 694                 }
 695         }
 696         if (scr->workspace_menu) {
 697                 if (strcmp(scr->workspace_menu->entries[workspace + 2]->text, buf) != 0) {
 698                         wfree(scr->workspace_menu->entries[workspace + 2]->text);
 699                         scr->workspace_menu->entries[workspace + 2]->text = wstrdup(buf);
 700                         wMenuRealize(scr->workspace_menu);
 701                 }
 702         }
 703
 704         if (scr->clip_icon)
 705                 wClipIconPaint(scr->clip_icon);
 706
 707         WMPostNotificationName(WMNWorkspaceNameChanged, scr, (void *)(uintptr_t) workspace);
 708 }
 709
 710 /* callback for when menu entry is edited */
 711 static void onMenuEntryEdited(WMenu * menu, WMenuEntry * entry)
 712 {
 713         char *tmp;
 714
 715         tmp = entry->text;
 716         wWorkspaceRename(menu->frame->screen_ptr, (long)entry->clientdata, tmp);
 717 }
 718
 719 WMenu *wWorkspaceMenuMake(WScreen * scr, Bool titled)
 720 {
 721         WMenu *wsmenu;
 722
 723         wsmenu = wMenuCreate(scr, titled ? _("Workspaces") : NULL, False);
 724         if (!wsmenu) {
 725                 wwarning(_("could not create Workspace menu"));
 726                 return NULL;
 727         }
 728
 729         /* callback to be called when an entry is edited */
 730         wsmenu->on_edit = onMenuEntryEdited;
 731
 732         wMenuAddCallback(wsmenu, _("New"), newWSCommand, NULL);
 733         wMenuAddCallback(wsmenu, _("Destroy Last"), deleteWSCommand, NULL);
 734
 735         return wsmenu;
 736 }
 737
 738 void wWorkspaceMenuUpdate(WScreen * scr, WMenu * menu)
 739 {
 740         int i;
 741         long ws;
 742         char title[MAX_WORKSPACENAME_WIDTH + 1];
 743         WMenuEntry *entry;
 744         int tmp;
 745
 746         if (!menu)
 747                 return;
 748
 749         if (menu->entry_no < scr->workspace_count + 2) {
 750                 /* new workspace(s) added */
 751                 i = scr->workspace_count - (menu->entry_no - 2);
 752                 ws = menu->entry_no - 2;
 753                 while (i > 0) {
 754                         strncpy(title, scr->workspaces[ws]->name, MAX_WORKSPACENAME_WIDTH);
 755
 756                         entry = wMenuAddCallback(menu, title, switchWSCommand, (void *)ws);
 757                         entry->flags.indicator = 1;
 758                         entry->flags.editable = 1;
 759
 760                         i--;
 761                         ws++;
 762                 }
 763         } else if (menu->entry_no > scr->workspace_count + 2) {
 764                 /* removed workspace(s) */
 765                 for (i = menu->entry_no - 1; i >= scr->workspace_count + 2; i--) {
 766                         wMenuRemoveItem(menu, i);
 767                 }
 768         }
 769         wMenuRealize(menu);
 770
 771         for (i = 0; i < scr->workspace_count; i++) {
 772                 menu->entries[i + 2]->flags.indicator_on = 0;
 773         }
 774         menu->entries[scr->current_workspace + 2]->flags.indicator_on = 1;
 775
 776         /* don't let user destroy current workspace */
 777         if (scr->current_workspace == scr->workspace_count - 1) {
 778                 wMenuSetEnabled(menu, 1, False);
 779         } else {
 780                 wMenuSetEnabled(menu, 1, True);
 781         }
 782
 783         tmp = menu->frame->top_width + 5;
 784         /* if menu got unreachable, bring it to a visible place */
 785         if (menu->frame_x < tmp - (int)menu->frame->core->width)
 786                 wMenuMove(menu, tmp - (int)menu->frame->core->width, menu->frame_y, False);
 787
 788         wMenuPaint(menu);
 789 }
 790
 791 void wWorkspaceSaveState(WScreen * scr, WMPropList * old_state)
 792 {
 793         WMPropList *parr, *pstr, *wks_state, *old_wks_state, *foo, *bar;
 794         int i;
 795
 796         make_keys();
 797
 798         old_wks_state = WMGetFromPLDictionary(old_state, dWorkspaces);
 799         parr = WMCreatePLArray(NULL);
 800         for (i = 0; i < scr->workspace_count; i++) {
 801                 pstr = WMCreatePLString(scr->workspaces[i]->name);
 802                 wks_state = WMCreatePLDictionary(dName, pstr, NULL);
 803                 WMReleasePropList(pstr);
 804                 if (!wPreferences.flags.noclip) {
 805                         pstr = wClipSaveWorkspaceState(scr, i);
 806                         WMPutInPLDictionary(wks_state, dClip, pstr);
 807                         WMReleasePropList(pstr);
 808                 } else if (old_wks_state != NULL) {
 809                         if ((foo = WMGetFromPLArray(old_wks_state, i)) != NULL) {
 810                                 if ((bar = WMGetFromPLDictionary(foo, dClip)) != NULL) {
 811                                         WMPutInPLDictionary(wks_state, dClip, bar);
 812                                 }
 813                         }
 814                 }
 815                 WMAddToPLArray(parr, wks_state);
 816                 WMReleasePropList(wks_state);
 817         }
 818         WMPutInPLDictionary(scr->session_state, dWorkspaces, parr);
 819         WMReleasePropList(parr);
 820 }
 821
 822 void wWorkspaceRestoreState(WScreen * scr)
 823 {
 824         WMPropList *parr, *pstr, *wks_state, *clip_state;
 825         int i, j, wscount;
 826
 827         make_keys();
 828
 829         if (scr->session_state == NULL)
 830                 return;
 831
 832         parr = WMGetFromPLDictionary(scr->session_state, dWorkspaces);
 833
 834         if (!parr)
 835                 return;
 836
 837         wscount = scr->workspace_count;
 838         for (i = 0; i < WMIN(WMGetPropListItemCount(parr), MAX_WORKSPACES); i++) {
 839                 wks_state = WMGetFromPLArray(parr, i);
 840                 if (WMIsPLDictionary(wks_state))
 841                         pstr = WMGetFromPLDictionary(wks_state, dName);
 842                 else
 843                         pstr = wks_state;
 844                 if (i >= scr->workspace_count)
 845                         wWorkspaceNew(scr);
 846                 if (scr->workspace_menu) {
 847                         wfree(scr->workspace_menu->entries[i + 2]->text);
 848                         scr->workspace_menu->entries[i + 2]->text = wstrdup(WMGetFromPLString(pstr));
 849                         scr->workspace_menu->flags.realized = 0;
 850                 }
 851                 wfree(scr->workspaces[i]->name);
 852                 scr->workspaces[i]->name = wstrdup(WMGetFromPLString(pstr));
 853                 if (!wPreferences.flags.noclip) {
 854                         int added_omnipresent_icons = 0;
 855                         clip_state = WMGetFromPLDictionary(wks_state, dClip);
 856                         if (scr->workspaces[i]->clip)
 857                                 wDockDestroy(scr->workspaces[i]->clip);
 858                         scr->workspaces[i]->clip = wDockRestoreState(scr, clip_state, WM_CLIP);
 859                         if (i > 0)
 860                                 wDockHideIcons(scr->workspaces[i]->clip);
 861
 862                         /* We set the global icons here, because scr->workspaces[i]->clip
 863                          * was not valid in wDockRestoreState().
 864                          * There we only set icon->omnipresent to know which icons we
 865                          * need to set here.
 866                          */
 867                         for (j = 0; j < scr->workspaces[i]->clip->max_icons; j++) {
 868                                 WAppIcon *aicon = scr->workspaces[i]->clip->icon_array[j];
 869                                 int k;
 870
 871                                 if (!aicon || !aicon->omnipresent)
 872                                         continue;
 873                                 aicon->omnipresent = 0;
 874                                 if (wClipMakeIconOmnipresent(aicon, True) != WO_SUCCESS)
 875                                         continue;
 876                                 if (i == 0)
 877                                         continue;
 878
 879                                 /* Move this appicon from workspace i to workspace 0 */
 880                                 scr->workspaces[i]->clip->icon_array[j] = NULL;
 881                                 scr->workspaces[i]->clip->icon_count--;
 882
 883                                 added_omnipresent_icons++;
 884                                 /* If there are too many omnipresent appicons, we are in trouble */
 885                                 assert(scr->workspaces[0]->clip->icon_count + added_omnipresent_icons
 886                                        <= scr->workspaces[0]->clip->max_icons);
 887                                 /* Find first free spot on workspace 0 */
 888                                 for (k = 0; k < scr->workspaces[0]->clip->max_icons; k++)
 889                                         if (scr->workspaces[0]->clip->icon_array[k] == NULL)
 890                                                 break;
 891                                 scr->workspaces[0]->clip->icon_array[k] = aicon;
 892                                 aicon->dock = scr->workspaces[0]->clip;
 893                         }
 894                         scr->workspaces[0]->clip->icon_count += added_omnipresent_icons;
 895                 }
 896
 897                 WMPostNotificationName(WMNWorkspaceNameChanged, scr, (void *)(uintptr_t) i);
 898         }
 899 }