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 = None;
  90
  91   menu.bevel_w = screen->getBevelWidth();
  92
  93   MenuStyle *style = screen->getMenuStyle();
  94   menu.width = menu.title_h = menu.item_w = menu.frame_h =
  95     style->t_font->height() + (menu.bevel_w  * 2);
  96
  97   menu.sublevels =
  98     menu.persub =
  99     menu.minsub = 0;
 100
 101   menu.item_h = style->f_font->height() + menu.bevel_w;
 102
 103   menu.height = menu.title_h + screen->getBorderWidth() + menu.frame_h;
 104
 105   unsigned long attrib_mask = CWBackPixmap | CWBackPixel | CWBorderPixel |
 106     CWColormap | CWOverrideRedirect | CWEventMask;
 107   XSetWindowAttributes attrib;
 108   attrib.background_pixmap = None;
 109   attrib.background_pixel = attrib.border_pixel =
 110     screen->getBorderColor()->pixel();
 111   attrib.colormap = screen->getColormap();
 112   attrib.override_redirect = True;
 113   attrib.event_mask = ButtonPressMask | ButtonReleaseMask |
 114     ButtonMotionMask | ExposureMask;
 115
 116   menu.window =
 117     XCreateWindow(display, screen->getRootWindow(),
 118                   menu.x, menu.y, menu.width, menu.height,
 119                   screen->getBorderWidth(), screen->getDepth(),
 120                   InputOutput, screen->getVisual(), attrib_mask, &attrib);
 121   blackbox->saveMenuSearch(menu.window, this);
 122
 123   attrib_mask = CWBackPixmap | CWBackPixel | CWBorderPixel | CWEventMask;
 124   attrib.background_pixel = screen->getBorderColor()->pixel();
 125   attrib.event_mask |= EnterWindowMask | LeaveWindowMask;
 126
 127   menu.title =
 128     XCreateWindow(display, menu.window, 0, 0, menu.width, menu.height, 0,
 129                   screen->getDepth(), InputOutput, screen->getVisual(),
 130                   attrib_mask, &attrib);
 131   blackbox->saveMenuSearch(menu.title, this);
 132
 133   attrib.event_mask |= PointerMotionMask;
 134   menu.frame = XCreateWindow(display, menu.window, 0,
 135                              menu.title_h + screen->getBorderWidth(),
 136                              menu.width, menu.frame_h, 0,
 137                              screen->getDepth(), InputOutput,
 138                              screen->getVisual(), attrib_mask, &attrib);
 139   blackbox->saveMenuSearch(menu.frame, this);
 140
 141   // even though this is the end of the constructor the menu is still not
 142   // completely created.  items must be inserted and it must be update()'d
 143 }
 144
 145 Basemenu::~Basemenu(void) {
 146   XUnmapWindow(display, menu.window);
 147
 148   if (shown && shown->getWindowID() == getWindowID())
 149     shown = (Basemenu *) 0;
 150
 151   MenuItems::const_iterator it = menuitems.begin();
 152   while (it != menuitems.end()) {
 153     BasemenuItem *item = *it;
 154     if (! internal_menu) {
 155       Basemenu *tmp = (Basemenu *) item->submenu();
 156       if (tmp) {
 157         if (! tmp->internal_menu) {
 158           delete tmp;
 159         } else {
 160           tmp->internal_hide();
 161         }
 162       }
 163     }
 164     ++it;
 165   }
 166
 167   std::for_each(menuitems.begin(), menuitems.end(), PointerAssassin());
 168
 169   if (menu.title_pixmap)
 170     image_ctrl->removeImage(menu.title_pixmap);
 171
 172   if (menu.frame_pixmap)
 173     image_ctrl->removeImage(menu.frame_pixmap);
 174
 175   if (menu.hilite_pixmap)
 176     image_ctrl->removeImage(menu.hilite_pixmap);
 177
 178   blackbox->removeMenuSearch(menu.title);
 179   XDestroyWindow(display, menu.title);
 180
 181   blackbox->removeMenuSearch(menu.frame);
 182   XDestroyWindow(display, menu.frame);
 183
 184   blackbox->removeMenuSearch(menu.window);
 185   XDestroyWindow(display, menu.window);
 186 }
 187
 188
 189 BasemenuItem *Basemenu::find(int index) {
 190   if (index < 0 || index >= static_cast<signed>(menuitems.size()))
 191     return (BasemenuItem*) 0;
 192
 193   return menuitems[index];
 194 }
 195
 196
 197 int Basemenu::insert(BasemenuItem *item, int pos) {
 198   if (pos < 0) {
 199     menuitems.push_back(item);
 200   } else {
 201     assert(pos <= static_cast<signed>(menuitems.size()));
 202     menuitems.insert((menuitems.begin() + pos), item);
 203   }
 204   return menuitems.size();
 205 }
 206
 207
 208 int Basemenu::insert(const string& label, int function,
 209                      const string& exec, int pos) {
 210   BasemenuItem *item = new BasemenuItem(label, function, exec);
 211   return insert(item, pos);
 212 }
 213
 214
 215 int Basemenu::insert(const string& label, Basemenu *submenu, int pos) {
 216   BasemenuItem *item = new BasemenuItem(label, submenu);
 217   submenu->parent = this;
 218
 219   return insert(item, pos);
 220 }
 221
 222
 223 int Basemenu::remove(int index) {
 224   BasemenuItem *item = find(index);
 225   if (! item) return -1;
 226
 227   if (! internal_menu) {
 228     Basemenu *tmp = (Basemenu *) item->submenu();
 229     if (tmp) {
 230       if (! tmp->internal_menu) {
 231         delete tmp;
 232       } else {
 233         tmp->internal_hide();
 234       }
 235     }
 236   }
 237
 238   delete item;
 239
 240   if (which_sub == index)
 241     which_sub = -1;
 242   else if (which_sub > index)
 243     which_sub--;
 244
 245   menuitems.erase(menuitems.begin() + index);
 246
 247   return menuitems.size();
 248 }
 249
 250
 251 void Basemenu::update(void) {
 252   MenuStyle *style = screen->getMenuStyle();
 253   menu.item_h = (style->f_font->height() < 9 ? 9 : style->f_font->height()) +
 254                 menu.bevel_w;  // 9 for the menu pixmaps (checkmarks)
 255   menu.title_h = style->t_font->height() + menu.bevel_w * 2;
 256
 257   if (title_vis) {
 258     menu.item_w = screen->getMenuStyle()->t_font->measureString(menu.label) +
 259       menu.bevel_w * 2;
 260   }  else {
 261     menu.item_w = 1;
 262   }
 263
 264   unsigned int ii = 0;
 265   MenuItems::iterator it = menuitems.begin(), end = menuitems.end();
 266   for (; it != end; ++it) {
 267     ii = screen->getMenuStyle()->f_font->measureString((*it)->l) +
 268       (menu.bevel_w * 2) + (menu.item_h * 2);
 269
 270     menu.item_w = ((menu.item_w < ii) ? ii : menu.item_w);
 271   }
 272
 273   if (! menuitems.empty()) {
 274     menu.sublevels = 1;
 275
 276     unsigned int menu_size = menuitems.size();
 277     while (((menu.item_h * (menu_size + 1) / menu.sublevels)
 278             + menu.title_h + screen->getBorderWidth()) >
 279            screen->getHeight())
 280       menu.sublevels++;
 281
 282     if (menu.sublevels < menu.minsub) menu.sublevels = menu.minsub;
 283
 284     menu.persub = menu_size / menu.sublevels;
 285     if (menu_size % menu.sublevels) menu.persub++;
 286   } else {
 287     menu.sublevels = 0;
 288     menu.persub = 0;
 289   }
 290
 291   menu.width = (menu.sublevels * (menu.item_w));
 292   if (! menu.width) menu.width = menu.item_w;
 293
 294   menu.frame_h = (menu.item_h * menu.persub);
 295   menu.height = ((title_vis) ? menu.title_h + screen->getBorderWidth() : 0) +
 296     menu.frame_h;
 297   if (! menu.frame_h) menu.frame_h = 1;
 298   if (menu.height < 1) menu.height = 1;
 299
 300   Pixmap tmp;
 301   BTexture *texture;
 302   if (title_vis) {
 303     tmp = menu.title_pixmap;
 304     texture = &(screen->getMenuStyle()->title);
 305     if (texture->texture() == (BTexture::Flat | BTexture::Solid)) {
 306       menu.title_pixmap = None;
 307       XSetWindowBackground(display, menu.title,
 308                            texture->color().pixel());
 309     } else {
 310       menu.title_pixmap =
 311         image_ctrl->renderImage(menu.width, menu.title_h, *texture);
 312       XSetWindowBackgroundPixmap(display, menu.title, menu.title_pixmap);
 313     }
 314     if (tmp) image_ctrl->removeImage(tmp);
 315     XClearWindow(display, menu.title);
 316   }
 317
 318   tmp = menu.frame_pixmap;
 319   texture = &(screen->getMenuStyle()->frame);
 320   if (texture->texture() == (BTexture::Flat | BTexture::Solid)) {
 321     menu.frame_pixmap = None;
 322     XSetWindowBackground(display, menu.frame,
 323                          texture->color().pixel());
 324   } else {
 325     menu.frame_pixmap =
 326       image_ctrl->renderImage(menu.width, menu.frame_h, *texture);
 327     XSetWindowBackgroundPixmap(display, menu.frame, menu.frame_pixmap);
 328   }
 329   if (tmp) image_ctrl->removeImage(tmp);
 330
 331   tmp = menu.hilite_pixmap;
 332   texture = &(screen->getMenuStyle()->hilite);
 333   if (texture->texture() == (BTexture::Flat | BTexture::Solid)) {
 334     menu.hilite_pixmap = None;
 335   } else {
 336     menu.hilite_pixmap =
 337       image_ctrl->renderImage(menu.item_w, menu.item_h, *texture);
 338   }
 339   if (tmp) image_ctrl->removeImage(tmp);
 340
 341   XResizeWindow(display, menu.window, menu.width, menu.height);
 342
 343   if (title_vis)
 344     XResizeWindow(display, menu.title, menu.width, menu.title_h);
 345
 346   XMoveResizeWindow(display, menu.frame, 0,
 347                     ((title_vis) ? menu.title_h +
 348                      screen->getBorderWidth() : 0), menu.width,
 349                     menu.frame_h);
 350
 351   XClearWindow(display, menu.window);
 352   XClearWindow(display, menu.title);
 353   XClearWindow(display, menu.frame);
 354
 355   if (title_vis && visible) redrawTitle();
 356
 357   const int menu_size = menuitems.size();
 358   for (int i = 0; visible && i < menu_size; i++) {
 359     if (i == which_sub) {
 360       drawItem(i, True, 0);
 361       drawSubmenu(i);
 362     } else {
 363       drawItem(i, False, 0);
 364     }
 365   }
 366
 367   if (parent && visible)
 368     parent->drawSubmenu(parent->which_sub);
 369
 370   XMapSubwindows(display, menu.window);
 371 }
 372
 373
 374 void Basemenu::show(void) {
 375   XMapSubwindows(display, menu.window);
 376   XMapWindow(display, menu.window);
 377   visible = True;
 378
 379   if (! parent) {
 380     if (shown && (! shown->torn))
 381       shown->hide();
 382
 383     shown = this;
 384   }
 385 }
 386
 387
 388 void Basemenu::hide(void) {
 389   if (! torn && hide_tree && parent && parent->isVisible()) {
 390     Basemenu *p = parent;
 391
 392     while (p->isVisible() && ! p->torn && p->parent) p = p->parent;
 393     p->internal_hide();
 394   } else {
 395     internal_hide();
 396   }
 397 }
 398
 399
 400 void Basemenu::internal_hide(void) {
 401   BasemenuItem *tmp = find(which_sub);
 402   if (tmp)
 403     tmp->submenu()->internal_hide();
 404
 405   if (parent && ! torn) {
 406     parent->drawItem(parent->which_sub, False, True);
 407
 408     parent->which_sub = -1;
 409   } else if (shown && shown->menu.window == menu.window) {
 410     shown = (Basemenu *) 0;
 411   }
 412
 413   torn = visible = False;
 414   which_sub = which_press = which_sub = -1;
 415
 416   XUnmapWindow(display, menu.window);
 417 }
 418
 419
 420 void Basemenu::move(int x, int y) {
 421   menu.x = x;
 422   menu.y = y;
 423   XMoveWindow(display, menu.window, x, y);
 424   if (which_sub != -1)
 425     drawSubmenu(which_sub);
 426 }
 427
 428
 429 void Basemenu::redrawTitle(void) {
 430   const char *text = (! menu.label.empty()) ? getLabel() :
 431     i18n(BasemenuSet, BasemenuBlackboxMenu, "Blackbox Menu");
 432   int dx = menu.bevel_w;
 433   unsigned int l;
 434   MenuStyle *style = screen->getMenuStyle();
 435
 436   l = style->t_font->measureString(text) + menu.bevel_w * 2;
 437
 438   switch (screen->getMenuStyle()->t_justify) {
 439   case RightJustify:
 440     dx += menu.width - l;
 441     break;
 442
 443   case CenterJustify:
 444     dx += (menu.width - l) / 2;
 445     break;
 446
 447   case LeftJustify:
 448   default:
 449     break;
 450   }
 451
 452   style->t_font->drawString(menu.title, dx, menu.bevel_w,
 453                             style->t_text, text);
 454 }
 455
 456
 457 void Basemenu::drawSubmenu(int index) {
 458   BasemenuItem *item = find(which_sub);
 459   if (item && item->submenu() && ! item->submenu()->isTorn() &&
 460       which_sub != index)
 461     item->submenu()->internal_hide();
 462
 463   item = find(index);
 464   if (! item)
 465     return;
 466   Basemenu *submenu = item->submenu();
 467
 468   if (submenu && visible && ! submenu->isTorn() && item->isEnabled()) {
 469     if (submenu->parent != this) submenu->parent = this;
 470     int sbl = index / menu.persub, i = index - (sbl * menu.persub),
 471       x = menu.x + ((menu.item_w * (sbl + 1)) + screen->getBorderWidth()), y;
 472
 473     if (alignment == AlignTop) {
 474       y = (((shifted) ? menu.y_shift : menu.y) +
 475            ((title_vis) ? menu.title_h + screen->getBorderWidth() : 0) -
 476            ((submenu->title_vis) ?
 477             submenu->menu.title_h + screen->getBorderWidth() : 0));
 478     } else {
 479       y = (((shifted) ? menu.y_shift : menu.y) +
 480            (menu.item_h * i) +
 481            ((title_vis) ? menu.title_h + screen->getBorderWidth() : 0) -
 482            ((submenu->title_vis) ?
 483             submenu->menu.title_h + screen->getBorderWidth() : 0));
 484     }
 485
 486     if (alignment == AlignBottom &&
 487         (y + submenu->menu.height) > ((shifted) ? menu.y_shift :
 488                                               menu.y) + menu.height)
 489       y = (((shifted) ? menu.y_shift : menu.y) +
 490            menu.height - submenu->menu.height);
 491
 492     if ((x + submenu->getWidth()) > screen->getWidth())
 493       x = ((shifted) ? menu.x_shift : menu.x) -
 494         submenu->getWidth() - screen->getBorderWidth();
 495
 496     if (x < 0) x = 0;
 497
 498     if ((y + submenu->getHeight()) > screen->getHeight())
 499       y = screen->getHeight() - submenu->getHeight() -
 500         (screen->getBorderWidth() * 2);
 501     if (y < 0) y = 0;
 502
 503     submenu->move(x, y);
 504     if (! moving) drawItem(index, True);
 505
 506     if (! submenu->isVisible())
 507       submenu->show();
 508     submenu->moving = moving;
 509     which_sub = index;
 510   } else {
 511     which_sub = -1;
 512   }
 513 }
 514
 515
 516 bool Basemenu::hasSubmenu(int index) {
 517   BasemenuItem *item = find(index);
 518   if (item && item->submenu())
 519     return True;
 520   return False;
 521 }
 522
 523
 524 void Basemenu::drawItem(int index, bool highlight, bool clear,
 525                         int x, int y, unsigned int w, unsigned int h) {
 526   BasemenuItem *item = find(index);
 527   if (! item) return;
 528
 529   bool dotext = True, dohilite = True, dosel = True;
 530   const char *text = item->label();
 531   int sbl = index / menu.persub, i = index - (sbl * menu.persub);
 532   int item_x = (sbl * menu.item_w), item_y = (i * menu.item_h);
 533   int hilite_x = item_x, hilite_y = item_y, hoff_x = 0, hoff_y = 0;
 534   int text_x = 0, text_y = 0, sel_x = 0, sel_y = 0;
 535   unsigned int hilite_w = menu.item_w, hilite_h = menu.item_h, text_w = 0,
 536     text_h = 0;
 537   unsigned int half_w = menu.item_h / 2, quarter_w = menu.item_h / 4;
 538
 539   if (text) {
 540     text_w = screen->getMenuStyle()->f_font->measureString(text);
 541     text_y = item_y + menu.bevel_w / 2;
 542
 543     switch(screen->getMenuStyle()->f_justify) {
 544     case LeftJustify:
 545       text_x = item_x + menu.bevel_w + menu.item_h + 1;
 546       break;
 547
 548     case RightJustify:
 549       text_x = item_x + menu.item_w - (menu.item_h + menu.bevel_w + text_w);
 550       break;
 551
 552     case CenterJustify:
 553       text_x = item_x + ((menu.item_w + 1 - text_w) / 2);
 554       break;
 555     }
 556
 557     text_h = menu.item_h - menu.bevel_w;
 558   }
 559
 560   MenuStyle *style = screen->getMenuStyle();
 561   BPen hipen(style->hilite.color());
 562   // match the text color
 563   BPen pen((highlight ? style->h_text :
 564             (item->isEnabled() ? style->f_text :
 565              style->d_text)));
 566
 567
 568   sel_x = item_x;
 569   if (screen->getMenuStyle()->bullet_pos == Right)
 570     sel_x += (menu.item_w - menu.item_h - menu.bevel_w);
 571   sel_x += quarter_w;
 572   sel_y = item_y + quarter_w;
 573
 574   if (clear) {
 575     XClearArea(display, menu.frame, item_x, item_y, menu.item_w, menu.item_h,
 576                False);
 577   } else if (! (x == y && y == -1 && w == h && h == 0)) {
 578     // calculate the which part of the hilite to redraw
 579     if (! (max(item_x, x) <= min<signed>(item_x + menu.item_w, x + w) &&
 580            max(item_y, y) <= min<signed>(item_y + menu.item_h, y + h))) {
 581       dohilite = False;
 582     } else {
 583       hilite_x = max(item_x, x);
 584       hilite_y = max(item_y, y);
 585       hilite_w = min(item_x + menu.item_w, x + w) - hilite_x;
 586       hilite_h = min(item_y + menu.item_h, y + h) - hilite_y;
 587       hoff_x = hilite_x % menu.item_w;
 588       hoff_y = hilite_y % menu.item_h;
 589     }
 590
 591     // check if we need to redraw the text
 592     int text_ry = item_y + (menu.bevel_w / 2);
 593     if (! (max(text_x, x) <= min<signed>(text_x + text_w, x + w) &&
 594            max(text_ry, y) <= min<signed>(text_ry + text_h, y + h)))
 595       dotext = False;
 596
 597     // check if we need to redraw the select pixmap/menu bullet
 598     if (! (max(sel_x, x) <= min<signed>(sel_x + half_w, x + w) &&
 599            max(sel_y, y) <= min<signed>(sel_y + half_w, y + h)))
 600       dosel = False;
 601   }
 602
 603   if (dohilite && highlight && (menu.hilite_pixmap != ParentRelative)) {
 604     if (menu.hilite_pixmap)
 605       XCopyArea(display, menu.hilite_pixmap, menu.frame,
 606                 hipen.gc(), hoff_x, hoff_y,
 607                 hilite_w, hilite_h, hilite_x, hilite_y);
 608     else
 609       XFillRectangle(display, menu.frame, hipen.gc(),
 610                      hilite_x, hilite_y, hilite_w, hilite_h);
 611   }
 612
 613   if (dosel && item->isSelected()) {
 614       XPoint pts[6];
 615
 616       // put the check mark on the opposite side of the menu
 617       int x = sel_x;
 618       if (screen->getMenuStyle()->bullet_pos == Right)
 619         x -= (menu.item_w - menu.item_h - menu.bevel_w);
 620       else
 621         x += (menu.item_w - menu.item_h - menu.bevel_w);
 622
 623       pts[0].x = x + 0;
 624       pts[0].y = sel_y + 2;
 625
 626       pts[1].x = 0;
 627       pts[1].y = 3;
 628
 629       pts[2].x = 2;
 630       pts[2].y = 3;
 631
 632       pts[3].x = 5;
 633       pts[3].y = -5;
 634
 635
 636       pts[4].x = 0;
 637       pts[4].y = -3;
 638
 639       pts[5].x = -5;
 640       pts[5].y = 5;
 641
 642       XFillPolygon(display, menu.frame, pen.gc(), pts, 6, Nonconvex,
 643                    CoordModePrevious);
 644   }
 645
 646   if (dotext && text) {
 647     style->f_font->drawString(menu.frame, text_x, text_y,
 648                               (highlight ? style->h_text :
 649                                (item->isEnabled() ? style->f_text :
 650                                 style->d_text)),
 651                               text);
 652   }
 653
 654   if (dosel && item->submenu()) {
 655     const int bullet_size = 3;
 656
 657     switch (screen->getMenuStyle()->bullet) {
 658     case Square:
 659       XDrawRectangle(display, menu.frame, pen.gc(), sel_x, sel_y,
 660                      bullet_size * 2, bullet_size * 2);
 661       break;
 662
 663     case Triangle:
 664       XPoint tri[3];
 665
 666       if (screen->getMenuStyle()->bullet_pos == Right) {
 667         tri[0].x = sel_x + quarter_w - bullet_size;
 668         tri[0].y = sel_y + quarter_w - bullet_size;
 669         tri[1].x = 2 * bullet_size;
 670         tri[1].y = bullet_size;
 671         tri[2].x = -(2 * bullet_size);
 672         tri[2].y = bullet_size;
 673       } else {
 674         tri[0].x = sel_x + quarter_w - bullet_size;
 675         tri[0].y = item_y + half_w;
 676         tri[1].x = 2 * bullet_size;
 677         tri[1].y = bullet_size;
 678         tri[2].x = 0;
 679         tri[2].y = -(2 * bullet_size);
 680       }
 681
 682       XFillPolygon(display, menu.frame, pen.gc(), tri, 3, Convex,
 683                    CoordModePrevious);
 684       break;
 685
 686     case Diamond:
 687       XPoint dia[4];
 688
 689       dia[0].x = sel_x + quarter_w - bullet_size;
 690       dia[0].y = item_y + half_w;
 691       dia[1].x = bullet_size;
 692       dia[1].y = -bullet_size;
 693       dia[2].x = bullet_size;
 694       dia[2].y = bullet_size;
 695       dia[3].x = -bullet_size;
 696       dia[3].y = bullet_size;
 697
 698       XFillPolygon(display, menu.frame, pen.gc(), dia, 4, Convex,
 699                    CoordModePrevious);
 700       break;
 701     }
 702   }
 703 }
 704
 705
 706 void Basemenu::setLabel(const string& label) {
 707   menu.label = label;
 708 }
 709
 710
 711 void Basemenu::setItemSelected(int index, bool sel) {
 712   assert(index >= 0);
 713   BasemenuItem *item = find(index);
 714   if (! item) return;
 715
 716   item->setSelected(sel);
 717   if (visible) drawItem(index, (index == which_sub), True);
 718 }
 719
 720
 721 bool Basemenu::isItemSelected(int index) {
 722   assert(index >= 0);
 723   BasemenuItem *item = find(index);
 724   if (! item) return False;
 725
 726   return item->isSelected();
 727 }
 728
 729
 730 void Basemenu::setItemEnabled(int index, bool enable) {
 731   assert(index >= 0);
 732   BasemenuItem *item = find(index);
 733   if (! item) return;
 734
 735   item->setEnabled(enable);
 736   if (visible) drawItem(index, (index == which_sub), True);
 737 }
 738
 739
 740 bool Basemenu::isItemEnabled(int index) {
 741   assert(index >= 0);
 742   BasemenuItem *item = find(index);
 743   if (! item) return False;
 744
 745   return item->isEnabled();
 746 }
 747
 748
 749 void Basemenu::buttonPressEvent(XButtonEvent *be) {
 750   if (be->window == menu.frame) {
 751     int sbl = (be->x / menu.item_w), i = (be->y / menu.item_h);
 752     int w = (sbl * menu.persub) + i;
 753
 754     BasemenuItem *item = find(w);
 755     if (item) {
 756       which_press = i;
 757       which_sbl = sbl;
 758
 759
 760       if (item->submenu())
 761         drawSubmenu(w);
 762       else
 763         drawItem(w, (item->isEnabled()), True);
 764     }
 765   } else {
 766     menu.x_move = be->x_root - menu.x;
 767     menu.y_move = be->y_root - menu.y;
 768   }
 769 }
 770
 771
 772 void Basemenu::buttonReleaseEvent(XButtonEvent *re) {
 773   if (re->window == menu.title) {
 774     if (moving) {
 775       moving = False;
 776
 777       if (which_sub != -1)
 778         drawSubmenu(which_sub);
 779     }
 780
 781     if (re->x >= 0 && re->x <= static_cast<signed>(menu.width) &&
 782         re->y >= 0 && re->y <= static_cast<signed>(menu.title_h))
 783       if (re->button == 3)
 784         hide();
 785   } else if (re->window == menu.frame &&
 786              re->x >= 0 && re->x < static_cast<signed>(menu.width) &&
 787              re->y >= 0 && re->y < static_cast<signed>(menu.frame_h)) {
 788     if (re->button == 3) {
 789       hide();
 790     } else {
 791       int sbl = (re->x / menu.item_w), i = (re->y / menu.item_h),
 792         ix = sbl * menu.item_w, iy = i * menu.item_h,
 793         w = (sbl * menu.persub) + i,
 794         p = (which_sbl * menu.persub) + which_press;
 795
 796       if (w >= 0 && w < static_cast<signed>(menuitems.size())) {
 797         drawItem(p, (p == which_sub), True);
 798
 799         if  (p == w && isItemEnabled(w)) {
 800           if (re->x > ix && re->x < static_cast<signed>(ix + menu.item_w) &&
 801               re->y > iy && re->y < static_cast<signed>(iy + menu.item_h)) {
 802             itemSelected(re->button, w);
 803           }
 804         }
 805       } else {
 806         drawItem(p, False, True);
 807       }
 808     }
 809   }
 810 }
 811
 812
 813 void Basemenu::motionNotifyEvent(XMotionEvent *me) {
 814   if (me->window == menu.title && (me->state & Button1Mask)) {
 815     if (movable) {
 816       if (! moving) {
 817         if (parent && ! torn) {
 818           parent->drawItem(parent->which_sub, False, True);
 819           parent->which_sub = -1;
 820         }
 821
 822         moving = torn = True;
 823
 824         if (which_sub != -1)
 825           drawSubmenu(which_sub);
 826       } else {
 827         menu.x = me->x_root - menu.x_move,
 828           menu.y = me->y_root - menu.y_move;
 829
 830         XMoveWindow(display, menu.window, menu.x, menu.y);
 831
 832         if (which_sub != -1)
 833           drawSubmenu(which_sub);
 834       }
 835     }
 836   } else if (! (me->state & Button1Mask) && me->window == menu.frame &&
 837              me->x >= 0 && me->x < static_cast<signed>(menu.width) &&
 838              me->y >= 0 && me->y < static_cast<signed>(menu.frame_h)) {
 839     int sbl = (me->x / menu.item_w), i = (me->y / menu.item_h),
 840       w = (sbl * menu.persub) + i;
 841
 842     if ((i != which_press || sbl != which_sbl) &&
 843         (w >= 0 && w < static_cast<signed>(menuitems.size()))) {
 844       if (which_press != -1 && which_sbl != -1) {
 845         int p = (which_sbl * menu.persub) + which_press;
 846         BasemenuItem *item = find(p);
 847
 848         drawItem(p, False, True);
 849         if (item->submenu())
 850           if (item->submenu()->isVisible() &&
 851               ! item->submenu()->isTorn()) {
 852             item->submenu()->internal_hide();
 853             which_sub = -1;
 854           }
 855       }
 856
 857       which_press = i;
 858       which_sbl = sbl;
 859
 860       BasemenuItem *itmp = find(w);
 861
 862       if (itmp->submenu())
 863         drawSubmenu(w);
 864       else
 865         drawItem(w, (itmp->isEnabled()), True);
 866     }
 867   }
 868 }
 869
 870
 871 void Basemenu::exposeEvent(XExposeEvent *ee) {
 872   if (ee->window == menu.title) {
 873     redrawTitle();
 874   } else if (ee->window == menu.frame) {
 875     // this is a compilicated algorithm... lets do it step by step...
 876     // first... we see in which sub level the expose starts... and how many
 877     // items down in that sublevel
 878
 879     int sbl = (ee->x / menu.item_w), id = (ee->y / menu.item_h),
 880       // next... figure out how many sublevels over the redraw spans
 881       sbl_d = ((ee->x + ee->width) / menu.item_w),
 882       // then we see how many items down to redraw
 883       id_d = ((ee->y + ee->height) / menu.item_h);
 884
 885     if (id_d > menu.persub) id_d = menu.persub;
 886
 887     // draw the sublevels and the number of items the exposure spans
 888     MenuItems::iterator it,
 889       end = menuitems.end();
 890     int i, ii;
 891     for (i = sbl; i <= sbl_d; i++) {
 892       // set the iterator to the first item in the sublevel needing redrawing
 893       it = menuitems.begin() + (id + (i * menu.persub));
 894       for (ii = id; ii <= id_d && it != end; ++it, ii++) {
 895         int index = ii + (i * menu.persub);
 896         // redraw the item
 897         drawItem(index, (which_sub == index), False,
 898                  ee->x, ee->y, ee->width, ee->height);
 899       }
 900     }
 901   }
 902 }
 903
 904
 905 void Basemenu::enterNotifyEvent(XCrossingEvent *ce) {
 906   if (ce->window == menu.frame) {
 907     menu.x_shift = menu.x, menu.y_shift = menu.y;
 908     if (menu.x + menu.width > screen->getWidth()) {
 909       menu.x_shift = screen->getWidth() - menu.width -
 910         screen->getBorderWidth();
 911       shifted = True;
 912     } else if (menu.x < 0) {
 913       menu.x_shift = -screen->getBorderWidth();
 914       shifted = True;
 915     }
 916
 917     if (menu.y + menu.height > screen->getHeight()) {
 918       menu.y_shift = screen->getHeight() - menu.height -
 919         screen->getBorderWidth();
 920       shifted = True;
 921     } else if (menu.y + static_cast<signed>(menu.title_h) < 0) {
 922       menu.y_shift = -screen->getBorderWidth();
 923       shifted = True;
 924     }
 925
 926     if (shifted)
 927       XMoveWindow(display, menu.window, menu.x_shift, menu.y_shift);
 928
 929     if (which_sub != -1) {
 930       BasemenuItem *tmp = find(which_sub);
 931       if (tmp->submenu()->isVisible()) {
 932         int sbl = (ce->x / menu.item_w), i = (ce->y / menu.item_h),
 933           w = (sbl * menu.persub) + i;
 934
 935         if (w != which_sub && ! tmp->submenu()->isTorn()) {
 936           tmp->submenu()->internal_hide();
 937
 938           drawItem(which_sub, False, True);
 939           which_sub = -1;
 940         }
 941       }
 942     }
 943   }
 944 }
 945
 946
 947 void Basemenu::leaveNotifyEvent(XCrossingEvent *ce) {
 948   if (ce->window == menu.frame) {
 949     if (which_press != -1 && which_sbl != -1 && menuitems.size() > 0) {
 950       int p = (which_sbl * menu.persub) + which_press;
 951
 952       drawItem(p, (p == which_sub), True);
 953
 954       which_sbl = which_press = -1;
 955     }
 956
 957     if (shifted) {
 958       XMoveWindow(display, menu.window, menu.x, menu.y);
 959       shifted = False;
 960
 961       if (which_sub != -1) drawSubmenu(which_sub);
 962     }
 963   }
 964 }
 965
 966
 967 void Basemenu::reconfigure(void) {
 968   XSetWindowBackground(display, menu.window,
 969                        screen->getBorderColor()->pixel());
 970   XSetWindowBorder(display, menu.window,
 971                    screen->getBorderColor()->pixel());
 972   XSetWindowBorderWidth(display, menu.window, screen->getBorderWidth());
 973
 974   menu.bevel_w = screen->getBevelWidth();
 975   update();
 976 }
 977
 978
 979 void Basemenu::changeItemLabel(unsigned int index, const string& label) {
 980   BasemenuItem *item = find(index);
 981   assert(item);
 982   item->newLabel(label);
 983 }