Dogcows Code - chaz/openbox/blob - src/Basemenu.cc

   1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
   2 // Basemenu.cc for Blackbox - an X11 Window manager
   3 // Copyright (c) 2001 - 2002 Sean 'Shaleh' Perry <shaleh@debian.org>
   4 // Copyright (c) 1997 - 2000 Brad Hughes (bhughes@tcac.net)
   5 //
   6 // Permission is hereby granted, free of charge, to any person obtaining a
   7 // copy of this software and associated documentation files (the "Software"),
   8 // to deal in the Software without restriction, including without limitation
   9 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10 // and/or sell copies of the Software, and to permit persons to whom the
  11 // Software is furnished to do so, subject to the following conditions:
  12 //
  13 // The above copyright notice and this permission notice shall be included in
  14 // all copies or substantial portions of the Software.
  15 //
  16 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  21 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  22 // DEALINGS IN THE SOFTWARE.
  23
  24 #ifdef    HAVE_CONFIG_H
  25 #  include "../config.h"
  26 #endif // HAVE_CONFIG_H
  27
  28 extern "C" {
  29 #ifdef    HAVE_STDIO_H
  30 #  include <stdio.h>
  31 #endif // HAVE_STDIO_H
  32
  33 #ifdef HAVE_STDLIB_H
  34 #  include <stdlib.h>
  35 #endif // HAVE_STDLIB_H
  36
  37 #ifdef HAVE_STRING_H
  38 #  include <string.h>
  39 #endif // HAVE_STRING_H
  40 }
  41
  42 #include <algorithm>
  43 #include <assert.h>
  44 using namespace std;
  45
  46 #include "i18n.hh"
  47 #include "blackbox.hh"
  48 #include "Basemenu.hh"
  49 #include "Font.hh"
  50 #include "GCCache.hh"
  51 #include "Image.hh"
  52 #include "Screen.hh"
  53 #include "Util.hh"
  54
  55
  56 static Basemenu *shown = (Basemenu *) 0;
  57
  58 Basemenu::Basemenu(BScreen *scrn) {
  59   screen = scrn;
  60   blackbox = screen->getBlackbox();
  61   image_ctrl = screen->getImageControl();
  62   display = blackbox->getXDisplay();
  63   parent = (Basemenu *) 0;
  64   alignment = AlignDontCare;
  65
  66   title_vis =
  67     movable =
  68     hide_tree = True;
  69
  70   shifted =
  71     internal_menu =
  72     moving =
  73     torn =
  74     visible = False;
  75
  76   menu.x =
  77     menu.y =
  78     menu.x_shift =
  79     menu.y_shift =
  80     menu.x_move =
  81     menu.y_move = 0;
  82
  83   which_sub =
  84     which_press =
  85     which_sbl = -1;
  86
  87   menu.frame_pixmap =
  88     menu.title_pixmap =
  89     menu.hilite_pixmap =
  90     menu.sel_pixmap = None;
  91
  92   menu.bevel_w = screen->getBevelWidth();
  93
  94   MenuStyle *style = screen->getMenuStyle();
  95   menu.width = menu.title_h = menu.item_w = menu.frame_h =
  96     style->t_font->height() + (menu.bevel_w  * 2);
  97
  98   menu.sublevels =
  99     menu.persub =
 100     menu.minsub = 0;
 101
 102   menu.item_h = style->f_font->height() + menu.bevel_w;
 103
 104   menu.height = menu.title_h + screen->getBorderWidth() + menu.frame_h;
 105
 106   unsigned long attrib_mask = CWBackPixmap | CWBackPixel | CWBorderPixel |
 107     CWColormap | CWOverrideRedirect | CWEventMask;
 108   XSetWindowAttributes attrib;
 109   attrib.background_pixmap = None;
 110   attrib.background_pixel = attrib.border_pixel =
 111     screen->getBorderColor()->pixel();
 112   attrib.colormap = screen->getColormap();
 113   attrib.override_redirect = True;
 114   attrib.event_mask = ButtonPressMask | ButtonReleaseMask |
 115     ButtonMotionMask | ExposureMask;
 116
 117   menu.window =
 118     XCreateWindow(display, screen->getRootWindow(),
 119                   menu.x, menu.y, menu.width, menu.height,
 120                   screen->getBorderWidth(), screen->getDepth(),
 121                   InputOutput, screen->getVisual(), attrib_mask, &attrib);
 122   blackbox->saveMenuSearch(menu.window, this);
 123
 124   attrib_mask = CWBackPixmap | CWBackPixel | CWBorderPixel | CWEventMask;
 125   attrib.background_pixel = screen->getBorderColor()->pixel();
 126   attrib.event_mask |= EnterWindowMask | LeaveWindowMask;
 127
 128   menu.title =
 129     XCreateWindow(display, menu.window, 0, 0, menu.width, menu.height, 0,
 130                   screen->getDepth(), InputOutput, screen->getVisual(),
 131                   attrib_mask, &attrib);
 132   blackbox->saveMenuSearch(menu.title, this);
 133
 134   attrib.event_mask |= PointerMotionMask;
 135   menu.frame = XCreateWindow(display, menu.window, 0,
 136                              menu.title_h + screen->getBorderWidth(),
 137                              menu.width, menu.frame_h, 0,
 138                              screen->getDepth(), InputOutput,
 139                              screen->getVisual(), attrib_mask, &attrib);
 140   blackbox->saveMenuSearch(menu.frame, this);
 141
 142   // even though this is the end of the constructor the menu is still not
 143   // completely created.  items must be inserted and it must be update()'d
 144 }
 145
 146 Basemenu::~Basemenu(void) {
 147   XUnmapWindow(display, menu.window);
 148
 149   if (shown && shown->getWindowID() == getWindowID())
 150     shown = (Basemenu *) 0;
 151
 152   MenuItems::const_iterator it = menuitems.begin();
 153   while (it != menuitems.end()) {
 154     BasemenuItem *item = *it;
 155     if ((! internal_menu)) {
 156       Basemenu *tmp = (Basemenu *) item->submenu();
 157       if (tmp) {
 158         if (! tmp->internal_menu) {
 159           delete tmp;
 160         } else {
 161           tmp->internal_hide();
 162         }
 163       }
 164     }
 165     ++it;
 166   }
 167
 168   std::for_each(menuitems.begin(), menuitems.end(), PointerAssassin());
 169
 170   if (menu.title_pixmap)
 171     image_ctrl->removeImage(menu.title_pixmap);
 172
 173   if (menu.frame_pixmap)
 174     image_ctrl->removeImage(menu.frame_pixmap);
 175
 176   if (menu.hilite_pixmap)
 177     image_ctrl->removeImage(menu.hilite_pixmap);
 178
 179   if (menu.sel_pixmap)
 180     image_ctrl->removeImage(menu.sel_pixmap);
 181
 182   blackbox->removeMenuSearch(menu.title);
 183   XDestroyWindow(display, menu.title);
 184
 185   blackbox->removeMenuSearch(menu.frame);
 186   XDestroyWindow(display, menu.frame);
 187
 188   blackbox->removeMenuSearch(menu.window);
 189   XDestroyWindow(display, menu.window);
 190 }
 191
 192
 193 BasemenuItem *Basemenu::find(int index) {
 194   if (index < 0 || index >= static_cast<signed>(menuitems.size()))
 195     return (BasemenuItem*) 0;
 196
 197   return menuitems[index];
 198 }
 199
 200
 201 int Basemenu::insert(BasemenuItem *item, int pos) {
 202   if (pos < 0) {
 203     menuitems.push_back(item);
 204   } else {
 205     assert(pos < static_cast<signed>(menuitems.size()));
 206     menuitems.insert((menuitems.begin() + pos), item);
 207   }
 208   return menuitems.size();
 209 }
 210
 211
 212 int Basemenu::insert(const string& label, int function,
 213                      const string& exec, int pos) {
 214   BasemenuItem *item = new BasemenuItem(label, function, exec);
 215   return insert(item, pos);
 216 }
 217
 218
 219 int Basemenu::insert(const string& label, Basemenu *submenu, int pos) {
 220   BasemenuItem *item = new BasemenuItem(label, submenu);
 221   submenu->parent = this;
 222
 223   return insert(item, pos);
 224 }
 225
 226
 227 int Basemenu::remove(int index) {
 228   BasemenuItem *item = find(index);
 229   if (! item) return -1;
 230
 231   if ((! internal_menu)) {
 232     Basemenu *tmp = (Basemenu *) item->submenu();
 233     if (tmp) {
 234       if (! tmp->internal_menu) {
 235         delete tmp;
 236       } else {
 237         tmp->internal_hide();
 238       }
 239     }
 240   }
 241
 242   delete item;
 243
 244   if (which_sub == index)
 245     which_sub = -1;
 246   else if (which_sub > index)
 247     which_sub--;
 248
 249   menuitems.erase(menuitems.begin() + index);
 250
 251   return menuitems.size();
 252 }
 253
 254
 255 void Basemenu::update(void) {
 256   MenuStyle *style = screen->getMenuStyle();
 257   menu.item_h = style->f_font->height() + menu.bevel_w;
 258   menu.title_h = style->t_font->height() + menu.bevel_w * 2;
 259
 260   if (title_vis) {
 261     menu.item_w = screen->getMenuStyle()->t_font->measureString(menu.label) +
 262       menu.bevel_w * 2;
 263   }  else {
 264     menu.item_w = 1;
 265   }
 266
 267   unsigned int ii = 0;
 268   MenuItems::iterator it = menuitems.begin(), end = menuitems.end();
 269   for (; it != end; ++it) {
 270     ii = screen->getMenuStyle()->f_font->measureString((*it)->l) +
 271       (menu.bevel_w * 2) + (menu.item_h * 2);
 272
 273     menu.item_w = ((menu.item_w < ii) ? ii : menu.item_w);
 274   }
 275
 276   if (! menuitems.empty()) {
 277     menu.sublevels = 1;
 278
 279     unsigned int menu_size = menuitems.size();
 280     while (((menu.item_h * (menu_size + 1) / menu.sublevels)
 281             + menu.title_h + screen->getBorderWidth()) >
 282            screen->getHeight())
 283       menu.sublevels++;
 284
 285     if (menu.sublevels < menu.minsub) menu.sublevels = menu.minsub;
 286
 287     menu.persub = menu_size / menu.sublevels;
 288     if (menu_size % menu.sublevels) menu.persub++;
 289   } else {
 290     menu.sublevels = 0;
 291     menu.persub = 0;
 292   }
 293
 294   menu.width = (menu.sublevels * (menu.item_w));
 295   if (! menu.width) menu.width = menu.item_w;
 296
 297   menu.frame_h = (menu.item_h * menu.persub);
 298   menu.height = ((title_vis) ? menu.title_h + screen->getBorderWidth() : 0) +
 299     menu.frame_h;
 300   if (! menu.frame_h) menu.frame_h = 1;
 301   if (menu.height < 1) menu.height = 1;
 302
 303   Pixmap tmp;
 304   BTexture *texture;
 305   if (title_vis) {
 306     tmp = menu.title_pixmap;
 307     texture = &(screen->getMenuStyle()->title);
 308     if (texture->texture() == (BTexture::Flat | BTexture::Solid)) {
 309       menu.title_pixmap = None;
 310       XSetWindowBackground(display, menu.title,
 311                            texture->color().pixel());
 312     } else {
 313       menu.title_pixmap =
 314         image_ctrl->renderImage(menu.width, menu.title_h, *texture);
 315       XSetWindowBackgroundPixmap(display, menu.title, menu.title_pixmap);
 316     }
 317     if (tmp) image_ctrl->removeImage(tmp);
 318     XClearWindow(display, menu.title);
 319   }
 320
 321   tmp = menu.frame_pixmap;
 322   texture = &(screen->getMenuStyle()->frame);
 323   if (texture->texture() == (BTexture::Flat | BTexture::Solid)) {
 324     menu.frame_pixmap = None;
 325     XSetWindowBackground(display, menu.frame,
 326                          texture->color().pixel());
 327   } else {
 328     menu.frame_pixmap =
 329       image_ctrl->renderImage(menu.width, menu.frame_h, *texture);
 330     XSetWindowBackgroundPixmap(display, menu.frame, menu.frame_pixmap);
 331   }
 332   if (tmp) image_ctrl->removeImage(tmp);
 333
 334   tmp = menu.hilite_pixmap;
 335   texture = &(screen->getMenuStyle()->hilite);
 336   if (texture->texture() == (BTexture::Flat | BTexture::Solid)) {
 337     menu.hilite_pixmap = None;
 338   } else {
 339     menu.hilite_pixmap =
 340       image_ctrl->renderImage(menu.item_w, menu.item_h, *texture);
 341   }
 342   if (tmp) image_ctrl->removeImage(tmp);
 343
 344   tmp = menu.sel_pixmap;
 345   if (texture->texture() == (BTexture::Flat | BTexture::Solid)) {
 346     menu.sel_pixmap = None;
 347   } else {
 348     int hw = menu.item_h / 2;
 349     menu.sel_pixmap =
 350       image_ctrl->renderImage(hw, hw, *texture);
 351   }
 352   if (tmp) image_ctrl->removeImage(tmp);
 353
 354   XResizeWindow(display, menu.window, menu.width, menu.height);
 355
 356   if (title_vis)
 357     XResizeWindow(display, menu.title, menu.width, menu.title_h);
 358
 359   XMoveResizeWindow(display, menu.frame, 0,
 360                     ((title_vis) ? menu.title_h +
 361                      screen->getBorderWidth() : 0), menu.width,
 362                     menu.frame_h);
 363
 364   XClearWindow(display, menu.window);
 365   XClearWindow(display, menu.title);
 366   XClearWindow(display, menu.frame);
 367
 368   if (title_vis && visible) redrawTitle();
 369
 370   const int menu_size = menuitems.size();
 371   for (int i = 0; visible && i < menu_size; i++) {
 372     if (i == which_sub) {
 373       drawItem(i, True, 0);
 374       drawSubmenu(i);
 375     } else {
 376       drawItem(i, False, 0);
 377     }
 378   }
 379
 380   if (parent && visible)
 381     parent->drawSubmenu(parent->which_sub);
 382
 383   XMapSubwindows(display, menu.window);
 384 }
 385
 386
 387 void Basemenu::show(void) {
 388   XMapSubwindows(display, menu.window);
 389   XMapWindow(display, menu.window);
 390   visible = True;
 391
 392   if (! parent) {
 393     if (shown && (! shown->torn))
 394       shown->hide();
 395
 396     shown = this;
 397   }
 398 }
 399
 400
 401 void Basemenu::hide(void) {
 402   if ((! torn) && hide_tree && parent && parent->isVisible()) {
 403     Basemenu *p = parent;
 404
 405     while (p->isVisible() && (! p->torn) && p->parent) p = p->parent;
 406     p->internal_hide();
 407   } else {
 408     internal_hide();
 409   }
 410 }
 411
 412
 413 void Basemenu::internal_hide(void) {
 414   BasemenuItem *tmp = find(which_sub);
 415   if (tmp)
 416     tmp->submenu()->internal_hide();
 417
 418   if (parent && (! torn)) {
 419     parent->drawItem(parent->which_sub, False, True);
 420
 421     parent->which_sub = -1;
 422   } else if (shown && shown->menu.window == menu.window) {
 423     shown = (Basemenu *) 0;
 424   }
 425
 426   torn = visible = False;
 427   which_sub = which_press = which_sub = -1;
 428
 429   XUnmapWindow(display, menu.window);
 430 }
 431
 432
 433 void Basemenu::move(int x, int y) {
 434   menu.x = x;
 435   menu.y = y;
 436   XMoveWindow(display, menu.window, x, y);
 437   if (which_sub != -1)
 438     drawSubmenu(which_sub);
 439 }
 440
 441
 442 void Basemenu::redrawTitle(void) {
 443   const char *text = (! menu.label.empty()) ? getLabel() :
 444     i18n(BasemenuSet, BasemenuBlackboxMenu, "Blackbox Menu");
 445   int dx = menu.bevel_w, len = strlen(text);
 446   unsigned int l;
 447   MenuStyle *style = screen->getMenuStyle();
 448
 449   l = style->t_font->measureString(text) + menu.bevel_w * 2;
 450
 451   switch (screen->getMenuStyle()->t_justify) {
 452   case RightJustify:
 453     dx += menu.width - l;
 454     break;
 455
 456   case CenterJustify:
 457     dx += (menu.width - l) / 2;
 458     break;
 459
 460   case LeftJustify:
 461   default:
 462     break;
 463   }
 464
 465   style->t_font->drawString(menu.title, dx, menu.bevel_w,
 466                             style->t_text, text);
 467 }
 468
 469
 470 void Basemenu::drawSubmenu(int index) {
 471   BasemenuItem *item = find(which_sub);
 472   if (item && item->submenu() && ! item->submenu()->isTorn() &&
 473       which_sub != index)
 474     item->submenu()->internal_hide();
 475
 476   item = find(index);
 477   if (! item)
 478     return;
 479   Basemenu *submenu = item->submenu();
 480
 481   if (submenu && visible && ! submenu->isTorn() && item->isEnabled()) {
 482     if (submenu->parent != this) submenu->parent = this;
 483     int sbl = index / menu.persub, i = index - (sbl * menu.persub),
 484       x = menu.x + ((menu.item_w * (sbl + 1)) + screen->getBorderWidth()), y;
 485
 486     if (alignment == AlignTop) {
 487       y = (((shifted) ? menu.y_shift : menu.y) +
 488            ((title_vis) ? menu.title_h + screen->getBorderWidth() : 0) -
 489            ((submenu->title_vis) ?
 490             submenu->menu.title_h + screen->getBorderWidth() : 0));
 491     } else {
 492       y = (((shifted) ? menu.y_shift : menu.y) +
 493            (menu.item_h * i) +
 494            ((title_vis) ? menu.title_h + screen->getBorderWidth() : 0) -
 495            ((submenu->title_vis) ?
 496             submenu->menu.title_h + screen->getBorderWidth() : 0));
 497     }
 498
 499     if (alignment == AlignBottom &&
 500         (y + submenu->menu.height) > ((shifted) ? menu.y_shift :
 501                                               menu.y) + menu.height)
 502       y = (((shifted) ? menu.y_shift : menu.y) +
 503            menu.height - submenu->menu.height);
 504
 505     if ((x + submenu->getWidth()) > screen->getWidth())
 506       x = ((shifted) ? menu.x_shift : menu.x) -
 507         submenu->getWidth() - screen->getBorderWidth();
 508
 509     if (x < 0) x = 0;
 510
 511     if ((y + submenu->getHeight()) > screen->getHeight())
 512       y = screen->getHeight() - submenu->getHeight() -
 513         (screen->getBorderWidth() * 2);
 514     if (y < 0) y = 0;
 515
 516     submenu->move(x, y);
 517     if (! moving) drawItem(index, True);
 518
 519     if (! submenu->isVisible())
 520       submenu->show();
 521     submenu->moving = moving;
 522     which_sub = index;
 523   } else {
 524     which_sub = -1;
 525   }
 526 }
 527
 528
 529 bool Basemenu::hasSubmenu(int index) {
 530   BasemenuItem *item = find(index);
 531   if (item && item->submenu())
 532     return True;
 533   return False;
 534 }
 535
 536
 537 void Basemenu::drawItem(int index, bool highlight, bool clear,
 538                         int x, int y, unsigned int w, unsigned int h) {
 539   BasemenuItem *item = find(index);
 540   if (! item) return;
 541
 542   bool dotext = True, dohilite = True, dosel = True;
 543   const char *text = item->label();
 544   int sbl = index / menu.persub, i = index - (sbl * menu.persub);
 545   int item_x = (sbl * menu.item_w), item_y = (i * menu.item_h);
 546   int hilite_x = item_x, hilite_y = item_y, hoff_x = 0, hoff_y = 0;
 547   int text_x = 0, text_y = 0, len = strlen(text), sel_x = 0, sel_y = 0;
 548   unsigned int hilite_w = menu.item_w, hilite_h = menu.item_h, text_w = 0,
 549     text_h = 0;
 550   unsigned int half_w = menu.item_h / 2, quarter_w = menu.item_h / 4;
 551
 552   if (text) {
 553     text_w = screen->getMenuStyle()->f_font->measureString(text);
 554     text_y = item_y + menu.bevel_w / 2;
 555
 556     switch(screen->getMenuStyle()->f_justify) {
 557     case LeftJustify:
 558       text_x = item_x + menu.bevel_w + menu.item_h + 1;
 559       break;
 560
 561     case RightJustify:
 562       text_x = item_x + menu.item_w - (menu.item_h + menu.bevel_w + text_w);
 563       break;
 564
 565     case CenterJustify:
 566       text_x = item_x + ((menu.item_w + 1 - text_w) / 2);
 567       break;
 568     }
 569
 570     text_h = menu.item_h - menu.bevel_w;
 571   }
 572
 573   MenuStyle *style = screen->getMenuStyle();
 574   BPen pen((highlight || item->isSelected()) ? style->h_text : style->f_text),
 575       hipen(style->hilite.color());
 576
 577
 578   sel_x = item_x;
 579   if (screen->getMenuStyle()->bullet_pos == Right)
 580     sel_x += (menu.item_w - menu.item_h - menu.bevel_w);
 581   sel_x += quarter_w;
 582   sel_y = item_y + quarter_w;
 583
 584   if (clear) {
 585     XClearArea(display, menu.frame, item_x, item_y, menu.item_w, menu.item_h,
 586                False);
 587   } else if (! (x == y && y == -1 && w == h && h == 0)) {
 588     // calculate the which part of the hilite to redraw
 589     if (! (max(item_x, x) <= min<signed>(item_x + menu.item_w, x + w) &&
 590            max(item_y, y) <= min<signed>(item_y + menu.item_h, y + h))) {
 591       dohilite = False;
 592     } else {
 593       hilite_x = max(item_x, x);
 594       hilite_y = max(item_y, y);
 595       hilite_w = min(item_x + menu.item_w, x + w) - hilite_x;
 596       hilite_h = min(item_y + menu.item_h, y + h) - hilite_y;
 597       hoff_x = hilite_x % menu.item_w;
 598       hoff_y = hilite_y % menu.item_h;
 599     }
 600
 601     // check if we need to redraw the text
 602     int text_ry = item_y + (menu.bevel_w / 2);
 603     if (! (max(text_x, x) <= min<signed>(text_x + text_w, x + w) &&
 604            max(text_ry, y) <= min<signed>(text_ry + text_h, y + h)))
 605       dotext = False;
 606
 607     // check if we need to redraw the select pixmap/menu bullet
 608     if (! (max(sel_x, x) <= min<signed>(sel_x + half_w, x + w) &&
 609            max(sel_y, y) <= min<signed>(sel_y + half_w, y + h)))
 610       dosel = False;
 611   }
 612
 613   if (dohilite && highlight && (menu.hilite_pixmap != ParentRelative)) {
 614     if (menu.hilite_pixmap)
 615       XCopyArea(display, menu.hilite_pixmap, menu.frame,
 616                 hipen.gc(), hoff_x, hoff_y,
 617                 hilite_w, hilite_h, hilite_x, hilite_y);
 618     else
 619       XFillRectangle(display, menu.frame, hipen.gc(),
 620                      hilite_x, hilite_y, hilite_w, hilite_h);
 621   } else if (dosel && item->isSelected() &&
 622              (menu.sel_pixmap != ParentRelative)) {
 623     if (menu.sel_pixmap)
 624       XCopyArea(display, menu.sel_pixmap, menu.frame, hipen.gc(), 0, 0,
 625                 half_w, half_w, sel_x, sel_y);
 626     else
 627       XFillRectangle(display, menu.frame, hipen.gc(), sel_x, sel_y, half_w, half_w);
 628   }
 629
 630   if (dotext && text) {
 631     style->f_font->drawString(menu.frame, text_x, text_y,
 632                               (highlight ? style->h_text :
 633                                (item->isEnabled() ? style->f_text :
 634                                 style->d_text)),
 635                               text);
 636   }
 637
 638   if (dosel && item->submenu()) {
 639     switch (screen->getMenuStyle()->bullet) {
 640     case Square:
 641       XDrawRectangle(display, menu.frame, pen.gc(), sel_x, sel_y, half_w, half_w);
 642       break;
 643
 644     case Triangle:
 645       XPoint tri[3];
 646
 647       if (screen->getMenuStyle()->bullet_pos == Right) {
 648         tri[0].x = sel_x + quarter_w - 2;
 649         tri[0].y = sel_y + quarter_w - 2;
 650         tri[1].x = 4;
 651         tri[1].y = 2;
 652         tri[2].x = -4;
 653         tri[2].y = 2;
 654       } else {
 655         tri[0].x = sel_x + quarter_w - 2;
 656         tri[0].y = item_y + half_w;
 657         tri[1].x = 4;
 658         tri[1].y = 2;
 659         tri[2].x = 0;
 660         tri[2].y = -4;
 661       }
 662
 663       XFillPolygon(display, menu.frame, pen.gc(), tri, 3, Convex,
 664                    CoordModePrevious);
 665       break;
 666
 667     case Diamond:
 668       XPoint dia[4];
 669
 670       dia[0].x = sel_x + quarter_w - 3;
 671       dia[0].y = item_y + half_w;
 672       dia[1].x = 3;
 673       dia[1].y = -3;
 674       dia[2].x = 3;
 675       dia[2].y = 3;
 676       dia[3].x = -3;
 677       dia[3].y = 3;
 678
 679       XFillPolygon(display, menu.frame, pen.gc(), dia, 4, Convex,
 680                    CoordModePrevious);
 681       break;
 682     }
 683   }
 684 }
 685
 686
 687 void Basemenu::setLabel(const string& label) {
 688   menu.label = label;
 689 }
 690
 691
 692 void Basemenu::setItemSelected(int index, bool sel) {
 693   assert(index >= 0);
 694   BasemenuItem *item = find(index);
 695   if (! item) return;
 696
 697   item->setSelected(sel);
 698   if (visible) drawItem(index, (index == which_sub), True);
 699 }
 700
 701
 702 bool Basemenu::isItemSelected(int index) {
 703   assert(index >= 0);
 704   BasemenuItem *item = find(index);
 705   if (! item) return False;
 706
 707   return item->isSelected();
 708 }
 709
 710
 711 void Basemenu::setItemEnabled(int index, bool enable) {
 712   assert(index >= 0);
 713   BasemenuItem *item = find(index);
 714   if (! item) return;
 715
 716   item->setEnabled(enable);
 717   if (visible) drawItem(index, (index == which_sub), True);
 718 }
 719
 720
 721 bool Basemenu::isItemEnabled(int index) {
 722   assert(index >= 0);
 723   BasemenuItem *item = find(index);
 724   if (! item) return False;
 725
 726   return item->isEnabled();
 727 }
 728
 729
 730 void Basemenu::buttonPressEvent(XButtonEvent *be) {
 731   if (be->window == menu.frame) {
 732     int sbl = (be->x / menu.item_w), i = (be->y / menu.item_h);
 733     int w = (sbl * menu.persub) + i;
 734
 735     BasemenuItem *item = find(w);
 736     if (item) {
 737       which_press = i;
 738       which_sbl = sbl;
 739
 740
 741       if (item->submenu())
 742         drawSubmenu(w);
 743       else
 744         drawItem(w, (item->isEnabled()), True);
 745     }
 746   } else {
 747     menu.x_move = be->x_root - menu.x;
 748     menu.y_move = be->y_root - menu.y;
 749   }
 750 }
 751
 752
 753 void Basemenu::buttonReleaseEvent(XButtonEvent *re) {
 754   if (re->window == menu.title) {
 755     if (moving) {
 756       moving = False;
 757
 758       if (which_sub != -1)
 759         drawSubmenu(which_sub);
 760     }
 761
 762     if (re->x >= 0 && re->x <= static_cast<signed>(menu.width) &&
 763         re->y >= 0 && re->y <= static_cast<signed>(menu.title_h))
 764       if (re->button == 3)
 765         hide();
 766   } else if (re->window == menu.frame &&
 767              re->x >= 0 && re->x < static_cast<signed>(menu.width) &&
 768              re->y >= 0 && re->y < static_cast<signed>(menu.frame_h)) {
 769     if (re->button == 3) {
 770       hide();
 771     } else {
 772       int sbl = (re->x / menu.item_w), i = (re->y / menu.item_h),
 773         ix = sbl * menu.item_w, iy = i * menu.item_h,
 774         w = (sbl * menu.persub) + i,
 775         p = (which_sbl * menu.persub) + which_press;
 776
 777       if (w >= 0 && w < static_cast<signed>(menuitems.size())) {
 778         drawItem(p, (p == which_sub), True);
 779
 780         if  (p == w && isItemEnabled(w)) {
 781           if (re->x > ix && re->x < static_cast<signed>(ix + menu.item_w) &&
 782               re->y > iy && re->y < static_cast<signed>(iy + menu.item_h)) {
 783             itemSelected(re->button, w);
 784           }
 785         }
 786       } else {
 787         drawItem(p, False, True);
 788       }
 789     }
 790   }
 791 }
 792
 793
 794 void Basemenu::motionNotifyEvent(XMotionEvent *me) {
 795   if (me->window == menu.title && (me->state & Button1Mask)) {
 796     if (movable) {
 797       if (! moving) {
 798         if (parent && (! torn)) {
 799           parent->drawItem(parent->which_sub, False, True);
 800           parent->which_sub = -1;
 801         }
 802
 803         moving = torn = True;
 804
 805         if (which_sub != -1)
 806           drawSubmenu(which_sub);
 807       } else {
 808         menu.x = me->x_root - menu.x_move,
 809           menu.y = me->y_root - menu.y_move;
 810
 811         XMoveWindow(display, menu.window, menu.x, menu.y);
 812
 813         if (which_sub != -1)
 814           drawSubmenu(which_sub);
 815       }
 816     }
 817   } else if ((! (me->state & Button1Mask)) && me->window == menu.frame &&
 818              me->x >= 0 && me->x < static_cast<signed>(menu.width) &&
 819              me->y >= 0 && me->y < static_cast<signed>(menu.frame_h)) {
 820     int sbl = (me->x / menu.item_w), i = (me->y / menu.item_h),
 821       w = (sbl * menu.persub) + i;
 822
 823     if ((i != which_press || sbl != which_sbl) &&
 824         (w >= 0 && w < static_cast<signed>(menuitems.size()))) {
 825       if (which_press != -1 && which_sbl != -1) {
 826         int p = (which_sbl * menu.persub) + which_press;
 827         BasemenuItem *item = find(p);
 828
 829         drawItem(p, False, True);
 830         if (item->submenu())
 831           if (item->submenu()->isVisible() &&
 832               (! item->submenu()->isTorn())) {
 833             item->submenu()->internal_hide();
 834             which_sub = -1;
 835           }
 836       }
 837
 838       which_press = i;
 839       which_sbl = sbl;
 840
 841       BasemenuItem *itmp = find(w);
 842
 843       if (itmp->submenu())
 844         drawSubmenu(w);
 845       else
 846         drawItem(w, (itmp->isEnabled()), True);
 847     }
 848   }
 849 }
 850
 851
 852 void Basemenu::exposeEvent(XExposeEvent *ee) {
 853   if (ee->window == menu.title) {
 854     redrawTitle();
 855   } else if (ee->window == menu.frame) {
 856     // this is a compilicated algorithm... lets do it step by step...
 857     // first... we see in which sub level the expose starts... and how many
 858     // items down in that sublevel
 859
 860     int sbl = (ee->x / menu.item_w), id = (ee->y / menu.item_h),
 861       // next... figure out how many sublevels over the redraw spans
 862       sbl_d = ((ee->x + ee->width) / menu.item_w),
 863       // then we see how many items down to redraw
 864       id_d = ((ee->y + ee->height) / menu.item_h);
 865
 866     if (id_d > menu.persub) id_d = menu.persub;
 867
 868     // draw the sublevels and the number of items the exposure spans
 869     MenuItems::iterator it,
 870       end = menuitems.end();
 871     int i, ii;
 872     for (i = sbl; i <= sbl_d; i++) {
 873       // set the iterator to the first item in the sublevel needing redrawing
 874       it = menuitems.begin() + (id + (i * menu.persub));
 875       for (ii = id; ii <= id_d && it != end; ++it, ii++) {
 876         int index = ii + (i * menu.persub);
 877         // redraw the item
 878         drawItem(index, (which_sub == index), False,
 879                  ee->x, ee->y, ee->width, ee->height);
 880       }
 881     }
 882   }
 883 }
 884
 885
 886 void Basemenu::enterNotifyEvent(XCrossingEvent *ce) {
 887   if (ce->window == menu.frame) {
 888     menu.x_shift = menu.x, menu.y_shift = menu.y;
 889     if (menu.x + menu.width > screen->getWidth()) {
 890       menu.x_shift = screen->getWidth() - menu.width -
 891         screen->getBorderWidth();
 892       shifted = True;
 893     } else if (menu.x < 0) {
 894       menu.x_shift = -screen->getBorderWidth();
 895       shifted = True;
 896     }
 897
 898     if (menu.y + menu.height > screen->getHeight()) {
 899       menu.y_shift = screen->getHeight() - menu.height -
 900         screen->getBorderWidth();
 901       shifted = True;
 902     } else if (menu.y + static_cast<signed>(menu.title_h) < 0) {
 903       menu.y_shift = -screen->getBorderWidth();
 904       shifted = True;
 905     }
 906
 907     if (shifted)
 908       XMoveWindow(display, menu.window, menu.x_shift, menu.y_shift);
 909
 910     if (which_sub != -1) {
 911       BasemenuItem *tmp = find(which_sub);
 912       if (tmp->submenu()->isVisible()) {
 913         int sbl = (ce->x / menu.item_w), i = (ce->y / menu.item_h),
 914           w = (sbl * menu.persub) + i;
 915
 916         if (w != which_sub && (! tmp->submenu()->isTorn())) {
 917           tmp->submenu()->internal_hide();
 918
 919           drawItem(which_sub, False, True);
 920           which_sub = -1;
 921         }
 922       }
 923     }
 924   }
 925 }
 926
 927
 928 void Basemenu::leaveNotifyEvent(XCrossingEvent *ce) {
 929   if (ce->window == menu.frame) {
 930     if (which_press != -1 && which_sbl != -1 && menuitems.size() > 0) {
 931       int p = (which_sbl * menu.persub) + which_press;
 932
 933       drawItem(p, (p == which_sub), True);
 934
 935       which_sbl = which_press = -1;
 936     }
 937
 938     if (shifted) {
 939       XMoveWindow(display, menu.window, menu.x, menu.y);
 940       shifted = False;
 941
 942       if (which_sub != -1) drawSubmenu(which_sub);
 943     }
 944   }
 945 }
 946
 947
 948 void Basemenu::reconfigure(void) {
 949   XSetWindowBackground(display, menu.window,
 950                        screen->getBorderColor()->pixel());
 951   XSetWindowBorder(display, menu.window,
 952                    screen->getBorderColor()->pixel());
 953   XSetWindowBorderWidth(display, menu.window, screen->getBorderWidth());
 954
 955   menu.bevel_w = screen->getBevelWidth();
 956   update();
 957 }
 958
 959
 960 void Basemenu::changeItemLabel(unsigned int index, const string& label) {
 961   BasemenuItem *item = find(index);
 962   assert(item);
 963   item->newLabel(label);
 964 }