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 using namespace std;
  44
  45 #include "i18n.hh"
  46 #include "blackbox.hh"
  47 #include "Basemenu.hh"
  48 #include "GCCache.hh"
  49 #include "Image.hh"
  50 #include "Screen.hh"
  51 #include "Util.hh"
  52
  53
  54 static Basemenu *shown = (Basemenu *) 0;
  55
  56 Basemenu::Basemenu(BScreen *scrn) {
  57   screen = scrn;
  58   blackbox = screen->getBlackbox();
  59   image_ctrl = screen->getImageControl();
  60   display = blackbox->getXDisplay();
  61   parent = (Basemenu *) 0;
  62   alignment = AlignDontCare;
  63
  64   title_vis =
  65     movable =
  66     hide_tree = True;
  67
  68   shifted =
  69     internal_menu =
  70     moving =
  71     torn =
  72     visible = False;
  73
  74   menu.x =
  75     menu.y =
  76     menu.x_shift =
  77     menu.y_shift =
  78     menu.x_move =
  79     menu.y_move = 0;
  80
  81   which_sub =
  82     which_press =
  83     which_sbl = -1;
  84
  85   menu.frame_pixmap =
  86     menu.title_pixmap =
  87     menu.hilite_pixmap =
  88     menu.sel_pixmap = None;
  89
  90   menu.bevel_w = screen->getBevelWidth();
  91
  92   if (i18n.multibyte())
  93     menu.width = menu.title_h = menu.item_w = menu.frame_h =
  94       screen->getMenuStyle()->t_fontset_extents->max_ink_extent.height +
  95       (menu.bevel_w  * 2);
  96   else
  97     menu.width = menu.title_h = menu.item_w = menu.frame_h =
  98       screen->getMenuStyle()->t_font->ascent +
  99       screen->getMenuStyle()->t_font->descent + (menu.bevel_w * 2);
 100
 101   menu.sublevels =
 102     menu.persub =
 103     menu.minsub = 0;
 104
 105   MenuStyle *style = screen->getMenuStyle();
 106   if (i18n.multibyte()) {
 107     menu.item_h = style->f_fontset_extents->max_ink_extent.height +
 108       (menu.bevel_w);
 109   } else {
 110     menu.item_h = style->f_font->ascent + style->f_font->descent +
 111       (menu.bevel_w);
 112   }
 113
 114   menu.height = menu.title_h + screen->getBorderWidth() + menu.frame_h;
 115
 116   unsigned long attrib_mask = CWBackPixmap | CWBackPixel | CWBorderPixel |
 117     CWColormap | CWOverrideRedirect | CWEventMask;
 118   XSetWindowAttributes attrib;
 119   attrib.background_pixmap = None;
 120   attrib.background_pixel = attrib.border_pixel =
 121     screen->getBorderColor()->pixel();
 122   attrib.colormap = screen->getColormap();
 123   attrib.override_redirect = True;
 124   attrib.event_mask = ButtonPressMask | ButtonReleaseMask |
 125     ButtonMotionMask | ExposureMask;
 126
 127   menu.window =
 128     XCreateWindow(display, screen->getRootWindow(),
 129                   menu.x, menu.y, menu.width, menu.height,
 130                   screen->getBorderWidth(), screen->getDepth(),
 131                   InputOutput, screen->getVisual(), attrib_mask, &attrib);
 132   blackbox->saveMenuSearch(menu.window, this);
 133
 134   attrib_mask = CWBackPixmap | CWBackPixel | CWBorderPixel | CWEventMask;
 135   attrib.background_pixel = screen->getBorderColor()->pixel();
 136   attrib.event_mask |= EnterWindowMask | LeaveWindowMask;
 137
 138   menu.title =
 139     XCreateWindow(display, menu.window, 0, 0, menu.width, menu.height, 0,
 140                   screen->getDepth(), InputOutput, screen->getVisual(),
 141                   attrib_mask, &attrib);
 142   blackbox->saveMenuSearch(menu.title, this);
 143
 144   attrib.event_mask |= PointerMotionMask;
 145   menu.frame = XCreateWindow(display, menu.window, 0,
 146                              menu.title_h + screen->getBorderWidth(),
 147                              menu.width, menu.frame_h, 0,
 148                              screen->getDepth(), InputOutput,
 149                              screen->getVisual(), attrib_mask, &attrib);
 150   blackbox->saveMenuSearch(menu.frame, this);
 151
 152   // even though this is the end of the constructor the menu is still not
 153   // completely created.  items must be inserted and it must be update()'d
 154 }
 155
 156 Basemenu::~Basemenu(void) {
 157   XUnmapWindow(display, menu.window);
 158
 159   if (shown && shown->getWindowID() == getWindowID())
 160     shown = (Basemenu *) 0;
 161
 162   MenuItems::const_iterator it = menuitems.begin();
 163   while (it != menuitems.end()) {
 164     BasemenuItem *item = *it;
 165     if ((! internal_menu)) {
 166       Basemenu *tmp = (Basemenu *) item->submenu();
 167       if (tmp) {
 168         if (! tmp->internal_menu) {
 169           delete tmp;
 170         } else {
 171           tmp->internal_hide();
 172         }
 173       }
 174     }
 175     ++it;
 176   }
 177
 178   std::for_each(menuitems.begin(), menuitems.end(), PointerAssassin());
 179
 180   if (menu.title_pixmap)
 181     image_ctrl->removeImage(menu.title_pixmap);
 182
 183   if (menu.frame_pixmap)
 184     image_ctrl->removeImage(menu.frame_pixmap);
 185
 186   if (menu.hilite_pixmap)
 187     image_ctrl->removeImage(menu.hilite_pixmap);
 188
 189   if (menu.sel_pixmap)
 190     image_ctrl->removeImage(menu.sel_pixmap);
 191
 192   blackbox->removeMenuSearch(menu.title);
 193   XDestroyWindow(display, menu.title);
 194
 195   blackbox->removeMenuSearch(menu.frame);
 196   XDestroyWindow(display, menu.frame);
 197
 198   blackbox->removeMenuSearch(menu.window);
 199   XDestroyWindow(display, menu.window);
 200 }
 201
 202
 203 BasemenuItem::~BasemenuItem(void) {}
 204
 205
 206 BasemenuItem *Basemenu::find(int index) {
 207   if (index < 0 || index > static_cast<signed>(menuitems.size()))
 208     return (BasemenuItem*) 0;
 209
 210   return *(menuitems.begin() + index);
 211 }
 212
 213
 214 int Basemenu::insert(BasemenuItem *item, int pos) {
 215   if (pos < 0) {
 216     menuitems.push_back(item);
 217   } else {
 218     assert(pos < static_cast<signed>(menuitems.size()));
 219     menuitems.insert((menuitems.begin() + pos), item);
 220   }
 221   return menuitems.size();
 222 }
 223
 224
 225 int Basemenu::insert(const string& label, int function,
 226                      const string& exec, int pos) {
 227   BasemenuItem *item = new BasemenuItem(label, function, exec);
 228   return insert(item, pos);
 229 }
 230
 231
 232 int Basemenu::insert(const string& label, Basemenu *submenu, int pos) {
 233   BasemenuItem *item = new BasemenuItem(label, submenu);
 234   submenu->parent = this;
 235
 236   return insert(item, pos);
 237 }
 238
 239
 240 int Basemenu::remove(int index) {
 241   BasemenuItem *item = find(index);
 242   if (! item) return -1;
 243
 244   if ((! internal_menu)) {
 245     Basemenu *tmp = (Basemenu *) item->submenu();
 246     if (tmp) {
 247       if (! tmp->internal_menu) {
 248         delete tmp;
 249       } else {
 250         tmp->internal_hide();
 251       }
 252     }
 253   }
 254
 255   delete item;
 256
 257   if (which_sub == index)
 258     which_sub = -1;
 259   else if (which_sub > index)
 260     which_sub--;
 261
 262   menuitems.erase(menuitems.begin() + index);
 263
 264   return menuitems.size();
 265 }
 266
 267
 268 void Basemenu::update(void) {
 269   MenuStyle *style = screen->getMenuStyle();
 270   if (i18n.multibyte()) {
 271     menu.item_h = style->f_fontset_extents->max_ink_extent.height +
 272       menu.bevel_w;
 273     menu.title_h = style->t_fontset_extents->max_ink_extent.height +
 274       (menu.bevel_w * 2);
 275   } else {
 276     menu.item_h = style->f_font->ascent + style->f_font->descent +
 277       menu.bevel_w;
 278     menu.title_h = style->t_font->ascent + style->t_font->descent +
 279       (menu.bevel_w * 2);
 280   }
 281
 282   if (title_vis) {
 283     const char *s = getLabel();
 284     int l = strlen(s);
 285
 286     if (i18n.multibyte()) {
 287       XRectangle ink, logical;
 288       XmbTextExtents(screen->getMenuStyle()->t_fontset, s, l, &ink, &logical);
 289       menu.item_w = logical.width;
 290     } else {
 291       menu.item_w = XTextWidth(screen->getMenuStyle()->t_font, s, l);
 292     }
 293
 294     menu.item_w += (menu.bevel_w * 2);
 295   }  else {
 296     menu.item_w = 1;
 297   }
 298
 299   unsigned int ii = 0;
 300   MenuItems::iterator it = menuitems.begin(), end = menuitems.end();
 301   for (; it != end; ++it) {
 302     BasemenuItem *tmp = *it;
 303     const char *s = tmp->l.c_str();
 304     int l = strlen(s);
 305
 306     if (i18n.multibyte()) {
 307       XRectangle ink, logical;
 308       XmbTextExtents(screen->getMenuStyle()->f_fontset, s, l, &ink, &logical);
 309       ii = logical.width;
 310     } else
 311       ii = XTextWidth(screen->getMenuStyle()->f_font, s, l);
 312
 313     ii += (menu.bevel_w * 2) + (menu.item_h * 2);
 314
 315     menu.item_w = ((menu.item_w < ii) ? ii : menu.item_w);
 316   }
 317
 318   if (! menuitems.empty()) {
 319     menu.sublevels = 1;
 320
 321     unsigned int menu_size = menuitems.size();
 322     while (((menu.item_h * (menu_size + 1) / menu.sublevels)
 323             + menu.title_h + screen->getBorderWidth()) >
 324            screen->getHeight())
 325       menu.sublevels++;
 326
 327     if (menu.sublevels < menu.minsub) menu.sublevels = menu.minsub;
 328
 329     menu.persub = menu_size / menu.sublevels;
 330     if (menu_size % menu.sublevels) menu.persub++;
 331   } else {
 332     menu.sublevels = 0;
 333     menu.persub = 0;
 334   }
 335
 336   menu.width = (menu.sublevels * (menu.item_w));
 337   if (! menu.width) menu.width = menu.item_w;
 338
 339   menu.frame_h = (menu.item_h * menu.persub);
 340   menu.height = ((title_vis) ? menu.title_h + screen->getBorderWidth() : 0) +
 341     menu.frame_h;
 342   if (! menu.frame_h) menu.frame_h = 1;
 343   if (menu.height < 1) menu.height = 1;
 344
 345   Pixmap tmp;
 346   BTexture *texture;
 347   if (title_vis) {
 348     tmp = menu.title_pixmap;
 349     texture = &(screen->getMenuStyle()->title);
 350     if (texture->texture() == (BTexture::Flat | BTexture::Solid)) {
 351       menu.title_pixmap = None;
 352       XSetWindowBackground(display, menu.title,
 353                            texture->color().pixel());
 354     } else {
 355       menu.title_pixmap =
 356         image_ctrl->renderImage(menu.width, menu.title_h, *texture);
 357       XSetWindowBackgroundPixmap(display, menu.title, menu.title_pixmap);
 358     }
 359     if (tmp) image_ctrl->removeImage(tmp);
 360     XClearWindow(display, menu.title);
 361   }
 362
 363   tmp = menu.frame_pixmap;
 364   texture = &(screen->getMenuStyle()->frame);
 365   if (texture->texture() == (BTexture::Flat | BTexture::Solid)) {
 366     menu.frame_pixmap = None;
 367     XSetWindowBackground(display, menu.frame,
 368                          texture->color().pixel());
 369   } else {
 370     menu.frame_pixmap =
 371       image_ctrl->renderImage(menu.width, menu.frame_h, *texture);
 372     XSetWindowBackgroundPixmap(display, menu.frame, menu.frame_pixmap);
 373   }
 374   if (tmp) image_ctrl->removeImage(tmp);
 375
 376   tmp = menu.hilite_pixmap;
 377   texture = &(screen->getMenuStyle()->hilite);
 378   if (texture->texture() == (BTexture::Flat | BTexture::Solid)) {
 379     menu.hilite_pixmap = None;
 380   } else {
 381     menu.hilite_pixmap =
 382       image_ctrl->renderImage(menu.item_w, menu.item_h, *texture);
 383   }
 384   if (tmp) image_ctrl->removeImage(tmp);
 385
 386   tmp = menu.sel_pixmap;
 387   if (texture->texture() == (BTexture::Flat | BTexture::Solid)) {
 388     menu.sel_pixmap = None;
 389   } else {
 390     int hw = menu.item_h / 2;
 391     menu.sel_pixmap =
 392       image_ctrl->renderImage(hw, hw, *texture);
 393   }
 394   if (tmp) image_ctrl->removeImage(tmp);
 395
 396   XResizeWindow(display, menu.window, menu.width, menu.height);
 397
 398   if (title_vis)
 399     XResizeWindow(display, menu.title, menu.width, menu.title_h);
 400
 401   XMoveResizeWindow(display, menu.frame, 0,
 402                     ((title_vis) ? menu.title_h +
 403                      screen->getBorderWidth() : 0), menu.width,
 404                     menu.frame_h);
 405
 406   XClearWindow(display, menu.window);
 407   XClearWindow(display, menu.title);
 408   XClearWindow(display, menu.frame);
 409
 410   if (title_vis && visible) redrawTitle();
 411
 412   const int menu_size = menuitems.size();
 413   for (int i = 0; visible && i < menu_size; i++) {
 414     if (i == which_sub) {
 415       drawItem(i, True, 0);
 416       drawSubmenu(i);
 417     } else {
 418       drawItem(i, False, 0);
 419     }
 420   }
 421
 422   if (parent && visible)
 423     parent->drawSubmenu(parent->which_sub);
 424
 425   XMapSubwindows(display, menu.window);
 426 }
 427
 428
 429 void Basemenu::show(void) {
 430   XMapSubwindows(display, menu.window);
 431   XMapWindow(display, menu.window);
 432   visible = True;
 433
 434   if (! parent) {
 435     if (shown && (! shown->torn))
 436       shown->hide();
 437
 438     shown = this;
 439   }
 440 }
 441
 442
 443 void Basemenu::hide(void) {
 444   if ((! torn) && hide_tree && parent && parent->isVisible()) {
 445     Basemenu *p = parent;
 446
 447     while (p->isVisible() && (! p->torn) && p->parent) p = p->parent;
 448     p->internal_hide();
 449   } else {
 450     internal_hide();
 451   }
 452 }
 453
 454
 455 void Basemenu::internal_hide(void) {
 456   BasemenuItem *tmp = find(which_sub);
 457   if (tmp)
 458     tmp->submenu()->internal_hide();
 459
 460   if (parent && (! torn)) {
 461     parent->drawItem(parent->which_sub, False, True);
 462
 463     parent->which_sub = -1;
 464   } else if (shown && shown->menu.window == menu.window) {
 465     shown = (Basemenu *) 0;
 466   }
 467
 468   torn = visible = False;
 469   which_sub = which_press = which_sub = -1;
 470
 471   XUnmapWindow(display, menu.window);
 472 }
 473
 474
 475 void Basemenu::move(int x, int y) {
 476   menu.x = x;
 477   menu.y = y;
 478   XMoveWindow(display, menu.window, x, y);
 479   if (which_sub != -1)
 480     drawSubmenu(which_sub);
 481 }
 482
 483
 484 void Basemenu::redrawTitle(void) {
 485   const char *text = (! menu.label.empty()) ? getLabel() :
 486     i18n(BasemenuSet, BasemenuBlackboxMenu, "Blackbox Menu");
 487   int dx = menu.bevel_w, len = strlen(text);
 488   unsigned int l;
 489
 490   if (i18n.multibyte()) {
 491     XRectangle ink, logical;
 492     XmbTextExtents(screen->getMenuStyle()->t_fontset, text, len,
 493                    &ink, &logical);
 494     l = logical.width;
 495   } else {
 496     l = XTextWidth(screen->getMenuStyle()->t_font, text, len);
 497   }
 498
 499   l +=  (menu.bevel_w * 2);
 500
 501   switch (screen->getMenuStyle()->t_justify) {
 502   case RightJustify:
 503     dx += menu.width - l;
 504     break;
 505
 506   case CenterJustify:
 507     dx += (menu.width - l) / 2;
 508     break;
 509
 510   case LeftJustify:
 511   default:
 512     break;
 513   }
 514
 515   MenuStyle *style = screen->getMenuStyle();
 516   BPen pen(style->t_text, style->t_font);
 517   if (i18n.multibyte())
 518     XmbDrawString(display, menu.title, style->t_fontset, pen.gc(), dx,
 519                   (menu.bevel_w - style->t_fontset_extents->max_ink_extent.y),
 520                   text, len);
 521   else
 522     XDrawString(display, menu.title, pen.gc(), dx,
 523                 (style->t_font->ascent + menu.bevel_w), text, len);
 524 }
 525
 526
 527 void Basemenu::drawSubmenu(int index) {
 528   BasemenuItem *item = find(which_sub);
 529   if (item && item->submenu() && ! item->submenu()->isTorn() &&
 530       which_sub != index)
 531     item->submenu()->internal_hide();
 532
 533   item = find(index);
 534   if (! item)
 535     return;
 536   Basemenu *submenu = item->submenu();
 537
 538   if (submenu && visible && ! submenu->isTorn() && item->isEnabled()) {
 539     if (submenu->parent != this) submenu->parent = this;
 540     int sbl = index / menu.persub, i = index - (sbl * menu.persub),
 541       x = menu.x + ((menu.item_w * (sbl + 1)) + screen->getBorderWidth()), y;
 542
 543     if (alignment == AlignTop) {
 544       y = (((shifted) ? menu.y_shift : menu.y) +
 545            ((title_vis) ? menu.title_h + screen->getBorderWidth() : 0) -
 546            ((submenu->title_vis) ?
 547             submenu->menu.title_h + screen->getBorderWidth() : 0));
 548     } else {
 549       y = (((shifted) ? menu.y_shift : menu.y) +
 550            (menu.item_h * i) +
 551            ((title_vis) ? menu.title_h + screen->getBorderWidth() : 0) -
 552            ((submenu->title_vis) ?
 553             submenu->menu.title_h + screen->getBorderWidth() : 0));
 554     }
 555
 556     if (alignment == AlignBottom &&
 557         (y + submenu->menu.height) > ((shifted) ? menu.y_shift :
 558                                               menu.y) + menu.height)
 559       y = (((shifted) ? menu.y_shift : menu.y) +
 560            menu.height - submenu->menu.height);
 561
 562     if ((x + submenu->getWidth()) > screen->getWidth())
 563       x = ((shifted) ? menu.x_shift : menu.x) -
 564         submenu->getWidth() - screen->getBorderWidth();
 565
 566     if (x < 0) x = 0;
 567
 568     if ((y + submenu->getHeight()) > screen->getHeight())
 569       y = screen->getHeight() - submenu->getHeight() -
 570         (screen->getBorderWidth() * 2);
 571     if (y < 0) y = 0;
 572
 573     submenu->move(x, y);
 574     if (! moving) drawItem(index, True);
 575
 576     if (! submenu->isVisible())
 577       submenu->show();
 578     submenu->moving = moving;
 579     which_sub = index;
 580   } else {
 581     which_sub = -1;
 582   }
 583 }
 584
 585
 586 bool Basemenu::hasSubmenu(int index) {
 587   BasemenuItem *item = find(index);
 588   if (item && item->submenu())
 589     return True;
 590   return False;
 591 }
 592
 593
 594 void Basemenu::drawItem(int index, bool highlight, bool clear,
 595                         int x, int y, unsigned int w, unsigned int h)
 596 {
 597   BasemenuItem *item = find(index);
 598   if (! item) return;
 599
 600   bool dotext = True, dohilite = True, dosel = True;
 601   const char *text = item->label();
 602   int sbl = index / menu.persub, i = index - (sbl * menu.persub);
 603   int item_x = (sbl * menu.item_w), item_y = (i * menu.item_h);
 604   int hilite_x = item_x, hilite_y = item_y, hoff_x = 0, hoff_y = 0;
 605   int text_x = 0, text_y = 0, len = strlen(text), sel_x = 0, sel_y = 0;
 606   unsigned int hilite_w = menu.item_w, hilite_h = menu.item_h, text_w = 0,
 607     text_h = 0;
 608   unsigned int half_w = menu.item_h / 2, quarter_w = menu.item_h / 4;
 609
 610   if (text) {
 611     if (i18n.multibyte()) {
 612       XRectangle ink, logical;
 613       XmbTextExtents(screen->getMenuStyle()->f_fontset,
 614                      text, len, &ink, &logical);
 615       text_w = logical.width;
 616       text_y = item_y + (menu.bevel_w / 2) -
 617         screen->getMenuStyle()->f_fontset_extents->max_ink_extent.y;
 618     } else {
 619       text_w = XTextWidth(screen->getMenuStyle()->f_font, text, len);
 620       text_y =  item_y +
 621         screen->getMenuStyle()->f_font->ascent +
 622         (menu.bevel_w / 2);
 623     }
 624
 625     switch(screen->getMenuStyle()->f_justify) {
 626     case LeftJustify:
 627       text_x = item_x + menu.bevel_w + menu.item_h + 1;
 628       break;
 629
 630     case RightJustify:
 631       text_x = item_x + menu.item_w - (menu.item_h + menu.bevel_w + text_w);
 632       break;
 633
 634     case CenterJustify:
 635       text_x = item_x + ((menu.item_w + 1 - text_w) / 2);
 636       break;
 637     }
 638
 639     text_h = menu.item_h - menu.bevel_w;
 640   }
 641
 642   MenuStyle *style = screen->getMenuStyle();
 643   BPen pen((highlight || item->isSelected()) ? style->h_text : style->f_text),
 644       textpen((highlight) ? style->h_text :
 645               item->isEnabled() ? style->f_text : style->d_text, style->f_font),
 646       hipen(style->hilite.color());
 647
 648
 649   sel_x = item_x;
 650   if (screen->getMenuStyle()->bullet_pos == Right)
 651     sel_x += (menu.item_w - menu.item_h - menu.bevel_w);
 652   sel_x += quarter_w;
 653   sel_y = item_y + quarter_w;
 654
 655   if (clear) {
 656     XClearArea(display, menu.frame, item_x, item_y, menu.item_w, menu.item_h,
 657                False);
 658   } else if (! (x == y && y == -1 && w == h && h == 0)) {
 659     // calculate the which part of the hilite to redraw
 660     if (! (max(item_x, x) <= min<signed>(item_x + menu.item_w, x + w) &&
 661            max(item_y, y) <= min<signed>(item_y + menu.item_h, y + h))) {
 662       dohilite = False;
 663     } else {
 664       hilite_x = max(item_x, x);
 665       hilite_y = max(item_y, y);
 666       hilite_w = min(item_x + menu.item_w, x + w) - hilite_x;
 667       hilite_h = min(item_y + menu.item_h, y + h) - hilite_y;
 668       hoff_x = hilite_x % menu.item_w;
 669       hoff_y = hilite_y % menu.item_h;
 670     }
 671
 672     // check if we need to redraw the text
 673     int text_ry = item_y + (menu.bevel_w / 2);
 674     if (! (max(text_x, x) <= min<signed>(text_x + text_w, x + w) &&
 675            max(text_ry, y) <= min<signed>(text_ry + text_h, y + h)))
 676       dotext = False;
 677
 678     // check if we need to redraw the select pixmap/menu bullet
 679     if (! (max(sel_x, x) <= min<signed>(sel_x + half_w, x + w) &&
 680            max(sel_y, y) <= min<signed>(sel_y + half_w, y + h)))
 681       dosel = False;
 682   }
 683
 684   if (dohilite && highlight && (menu.hilite_pixmap != ParentRelative)) {
 685     if (menu.hilite_pixmap)
 686       XCopyArea(display, menu.hilite_pixmap, menu.frame,
 687                 hipen.gc(), hoff_x, hoff_y,
 688                 hilite_w, hilite_h, hilite_x, hilite_y);
 689     else
 690       XFillRectangle(display, menu.frame, hipen.gc(),
 691                      hilite_x, hilite_y, hilite_w, hilite_h);
 692   } else if (dosel && item->isSelected() &&
 693              (menu.sel_pixmap != ParentRelative)) {
 694     if (menu.sel_pixmap)
 695       XCopyArea(display, menu.sel_pixmap, menu.frame, hipen.gc(), 0, 0,
 696                 half_w, half_w, sel_x, sel_y);
 697     else
 698       XFillRectangle(display, menu.frame, hipen.gc(), sel_x, sel_y, half_w, half_w);
 699   }
 700
 701   if (dotext && text) {
 702     if (i18n.multibyte())
 703       XmbDrawString(display, menu.frame, screen->getMenuStyle()->f_fontset,
 704                     textpen.gc(), text_x, text_y, text, len);
 705     else
 706       XDrawString(display, menu.frame, textpen.gc(), text_x, text_y, text, len);
 707   }
 708
 709   if (dosel && item->submenu()) {
 710     switch (screen->getMenuStyle()->bullet) {
 711     case Square:
 712       XDrawRectangle(display, menu.frame, pen.gc(), sel_x, sel_y, half_w, half_w);
 713       break;
 714
 715     case Triangle:
 716       XPoint tri[3];
 717
 718       if (screen->getMenuStyle()->bullet_pos == Right) {
 719         tri[0].x = sel_x + quarter_w - 2;
 720         tri[0].y = sel_y + quarter_w - 2;
 721         tri[1].x = 4;
 722         tri[1].y = 2;
 723         tri[2].x = -4;
 724         tri[2].y = 2;
 725       } else {
 726         tri[0].x = sel_x + quarter_w - 2;
 727         tri[0].y = item_y + half_w;
 728         tri[1].x = 4;
 729         tri[1].y = 2;
 730         tri[2].x = 0;
 731         tri[2].y = -4;
 732       }
 733
 734       XFillPolygon(display, menu.frame, pen.gc(), tri, 3, Convex,
 735                    CoordModePrevious);
 736       break;
 737
 738     case Diamond:
 739       XPoint dia[4];
 740
 741       dia[0].x = sel_x + quarter_w - 3;
 742       dia[0].y = item_y + half_w;
 743       dia[1].x = 3;
 744       dia[1].y = -3;
 745       dia[2].x = 3;
 746       dia[2].y = 3;
 747       dia[3].x = -3;
 748       dia[3].y = 3;
 749
 750       XFillPolygon(display, menu.frame, pen.gc(), dia, 4, Convex,
 751                    CoordModePrevious);
 752       break;
 753     }
 754   }
 755 }
 756
 757
 758 void Basemenu::setLabel(const string& label) {
 759   menu.label = label;
 760 }
 761
 762
 763 void Basemenu::setItemSelected(int index, bool sel) {
 764   assert(index >= 0);
 765   BasemenuItem *item = find(index);
 766   if (! item) return;
 767
 768   item->setSelected(sel);
 769   if (visible) drawItem(index, (index == which_sub), True);
 770 }
 771
 772
 773 bool Basemenu::isItemSelected(int index) {
 774   assert(index >= 0);
 775   BasemenuItem *item = find(index);
 776   if (! item) return False;
 777
 778   return item->isSelected();
 779 }
 780
 781
 782 void Basemenu::setItemEnabled(int index, bool enable) {
 783   assert(index >= 0);
 784   BasemenuItem *item = find(index);
 785   if (! item) return;
 786
 787   item->setEnabled(enable);
 788   if (visible) drawItem(index, (index == which_sub), True);
 789 }
 790
 791
 792 bool Basemenu::isItemEnabled(int index) {
 793   assert(index >= 0);
 794   BasemenuItem *item = find(index);
 795   if (! item) return False;
 796
 797   return item->isEnabled();
 798 }
 799
 800
 801 void Basemenu::buttonPressEvent(XButtonEvent *be) {
 802   if (be->window == menu.frame) {
 803     int sbl = (be->x / menu.item_w), i = (be->y / menu.item_h);
 804     int w = (sbl * menu.persub) + i;
 805
 806     BasemenuItem *item = find(w);
 807     if (item) {
 808       which_press = i;
 809       which_sbl = sbl;
 810
 811
 812       if (item->submenu())
 813         drawSubmenu(w);
 814       else
 815         drawItem(w, (item->isEnabled()), True);
 816     }
 817   } else {
 818     menu.x_move = be->x_root - menu.x;
 819     menu.y_move = be->y_root - menu.y;
 820   }
 821 }
 822
 823
 824 void Basemenu::buttonReleaseEvent(XButtonEvent *re) {
 825   if (re->window == menu.title) {
 826     if (moving) {
 827       moving = False;
 828
 829       if (which_sub != -1)
 830         drawSubmenu(which_sub);
 831     }
 832
 833     if (re->x >= 0 && re->x <= static_cast<signed>(menu.width) &&
 834         re->y >= 0 && re->y <= static_cast<signed>(menu.title_h))
 835       if (re->button == 3)
 836         hide();
 837   } else if (re->window == menu.frame &&
 838              re->x >= 0 && re->x < static_cast<signed>(menu.width) &&
 839              re->y >= 0 && re->y < static_cast<signed>(menu.frame_h)) {
 840     if (re->button == 3) {
 841       hide();
 842     } else {
 843       int sbl = (re->x / menu.item_w), i = (re->y / menu.item_h),
 844         ix = sbl * menu.item_w, iy = i * menu.item_h,
 845         w = (sbl * menu.persub) + i,
 846         p = (which_sbl * menu.persub) + which_press;
 847
 848       if (w >= 0 && w < static_cast<signed>(menuitems.size())) {
 849         drawItem(p, (p == which_sub), True);
 850
 851         if  (p == w && isItemEnabled(w)) {
 852           if (re->x > ix && re->x < static_cast<signed>(ix + menu.item_w) &&
 853               re->y > iy && re->y < static_cast<signed>(iy + menu.item_h)) {
 854             itemSelected(re->button, w);
 855           }
 856         }
 857       } else {
 858         drawItem(p, False, True);
 859       }
 860     }
 861   }
 862 }
 863
 864
 865 void Basemenu::motionNotifyEvent(XMotionEvent *me) {
 866   if (me->window == menu.title && (me->state & Button1Mask)) {
 867     if (movable) {
 868       if (! moving) {
 869         if (parent && (! torn)) {
 870           parent->drawItem(parent->which_sub, False, True);
 871           parent->which_sub = -1;
 872         }
 873
 874         moving = torn = True;
 875
 876         if (which_sub != -1)
 877           drawSubmenu(which_sub);
 878       } else {
 879         menu.x = me->x_root - menu.x_move,
 880           menu.y = me->y_root - menu.y_move;
 881
 882         XMoveWindow(display, menu.window, menu.x, menu.y);
 883
 884         if (which_sub != -1)
 885           drawSubmenu(which_sub);
 886       }
 887     }
 888   } else if ((! (me->state & Button1Mask)) && me->window == menu.frame &&
 889              me->x >= 0 && me->x < static_cast<signed>(menu.width) &&
 890              me->y >= 0 && me->y < static_cast<signed>(menu.frame_h)) {
 891     int sbl = (me->x / menu.item_w), i = (me->y / menu.item_h),
 892       w = (sbl * menu.persub) + i;
 893
 894     if ((i != which_press || sbl != which_sbl) &&
 895         (w >= 0 && w < static_cast<signed>(menuitems.size()))) {
 896       if (which_press != -1 && which_sbl != -1) {
 897         int p = (which_sbl * menu.persub) + which_press;
 898         BasemenuItem *item = find(p);
 899
 900         drawItem(p, False, True);
 901         if (item->submenu())
 902           if (item->submenu()->isVisible() &&
 903               (! item->submenu()->isTorn())) {
 904             item->submenu()->internal_hide();
 905             which_sub = -1;
 906           }
 907       }
 908
 909       which_press = i;
 910       which_sbl = sbl;
 911
 912       BasemenuItem *itmp = find(w);
 913
 914       if (itmp->submenu())
 915         drawSubmenu(w);
 916       else
 917         drawItem(w, (itmp->isEnabled()), True);
 918     }
 919   }
 920 }
 921
 922
 923 void Basemenu::exposeEvent(XExposeEvent *ee) {
 924   if (ee->window == menu.title) {
 925     redrawTitle();
 926   } else if (ee->window == menu.frame) {
 927     // this is a compilicated algorithm... lets do it step by step...
 928     // first... we see in which sub level the expose starts... and how many
 929     // items down in that sublevel
 930
 931     int sbl = (ee->x / menu.item_w), id = (ee->y / menu.item_h),
 932       // next... figure out how many sublevels over the redraw spans
 933       sbl_d = ((ee->x + ee->width) / menu.item_w),
 934       // then we see how many items down to redraw
 935       id_d = ((ee->y + ee->height) / menu.item_h);
 936
 937     if (id_d > menu.persub) id_d = menu.persub;
 938
 939     // draw the sublevels and the number of items the exposure spans
 940     MenuItems::iterator it,
 941       end = menuitems.end();
 942     int i, ii;
 943     for (i = sbl; i <= sbl_d; i++) {
 944       // set the iterator to the first item in the sublevel needing redrawing
 945       it = menuitems.begin() + (id + (i * menu.persub));
 946       for (ii = id; ii <= id_d && it != end; ++it, ii++) {
 947         int index = ii + (i * menu.persub);
 948         // redraw the item
 949         drawItem(index, (which_sub == index), False,
 950                  ee->x, ee->y, ee->width, ee->height);
 951       }
 952     }
 953   }
 954 }
 955
 956
 957 void Basemenu::enterNotifyEvent(XCrossingEvent *ce) {
 958   if (ce->window == menu.frame) {
 959     menu.x_shift = menu.x, menu.y_shift = menu.y;
 960     if (menu.x + menu.width > screen->getWidth()) {
 961       menu.x_shift = screen->getWidth() - menu.width -
 962         screen->getBorderWidth();
 963       shifted = True;
 964     } else if (menu.x < 0) {
 965       menu.x_shift = -screen->getBorderWidth();
 966       shifted = True;
 967     }
 968
 969     if (menu.y + menu.height > screen->getHeight()) {
 970       menu.y_shift = screen->getHeight() - menu.height -
 971         screen->getBorderWidth();
 972       shifted = True;
 973     } else if (menu.y + static_cast<signed>(menu.title_h) < 0) {
 974       menu.y_shift = -screen->getBorderWidth();
 975       shifted = True;
 976     }
 977
 978     if (shifted)
 979       XMoveWindow(display, menu.window, menu.x_shift, menu.y_shift);
 980
 981     if (which_sub != -1) {
 982       BasemenuItem *tmp = find(which_sub);
 983       if (tmp->submenu()->isVisible()) {
 984         int sbl = (ce->x / menu.item_w), i = (ce->y / menu.item_h),
 985           w = (sbl * menu.persub) + i;
 986
 987         if (w != which_sub && (! tmp->submenu()->isTorn())) {
 988           tmp->submenu()->internal_hide();
 989
 990           drawItem(which_sub, False, True);
 991           which_sub = -1;
 992         }
 993       }
 994     }
 995   }
 996 }
 997
 998
 999 void Basemenu::leaveNotifyEvent(XCrossingEvent *ce) {
1000   if (ce->window == menu.frame) {
1001     if (which_press != -1 && which_sbl != -1 && menuitems.size() > 0) {
1002       int p = (which_sbl * menu.persub) + which_press;
1003
1004       drawItem(p, (p == which_sub), True);
1005
1006       which_sbl = which_press = -1;
1007     }
1008
1009     if (shifted) {
1010       XMoveWindow(display, menu.window, menu.x, menu.y);
1011       shifted = False;
1012
1013       if (which_sub != -1) drawSubmenu(which_sub);
1014     }
1015   }
1016 }
1017
1018
1019 void Basemenu::reconfigure(void) {
1020   XSetWindowBackground(display, menu.window,
1021                        screen->getBorderColor()->pixel());
1022   XSetWindowBorder(display, menu.window,
1023                    screen->getBorderColor()->pixel());
1024   XSetWindowBorderWidth(display, menu.window, screen->getBorderWidth());
1025
1026   menu.bevel_w = screen->getBevelWidth();
1027   update();
1028 }
1029
1030
1031 void Basemenu::changeItemLabel(unsigned int index, const string& label) {
1032   BasemenuItem *item = find(index);
1033   assert(item);
1034   item->newLabel(label);
1035 }