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