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.sublevels =
  88     menu.persub =
  89     menu.minsub = 0;
  90
  91   menu.frame_pixmap =
  92     menu.title_pixmap =
  93     menu.hilite_pixmap = None;
  94
  95   menu.bevel_w = screen->getBevelWidth();
  96
  97   const MenuStyle* const style = screen->getMenuStyle();
  98   menu.width = menu.title_h = menu.item_w = menu.frame_h =
  99     style->t_font->height() + (menu.bevel_w  * 2);
 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
 146 Basemenu::~Basemenu(void) {
 147   XUnmapWindow(display, menu.window);
 148
 149   if (shown && shown->getWindowID() == getWindowID())
 150     shown = (Basemenu *) 0;
 151
 152   MenuItems::const_iterator it = menuitems.begin(),
 153     end = menuitems.end();
 154   for (; it != end; ++it) {
 155     if (! internal_menu) {
 156       Basemenu *tmp = (*it)->submenu();
 157       if (tmp) {
 158         if (! tmp->internal_menu)
 159           delete tmp;
 160         else
 161           tmp->internal_hide();
 162       }
 163     }
 164   }
 165
 166   std::for_each(menuitems.begin(), menuitems.end(), PointerAssassin());
 167
 168   if (menu.title_pixmap)
 169     image_ctrl->removeImage(menu.title_pixmap);
 170
 171   if (menu.frame_pixmap)
 172     image_ctrl->removeImage(menu.frame_pixmap);
 173
 174   if (menu.hilite_pixmap)
 175     image_ctrl->removeImage(menu.hilite_pixmap);
 176
 177   blackbox->removeMenuSearch(menu.title);
 178   XDestroyWindow(display, menu.title);
 179
 180   blackbox->removeMenuSearch(menu.frame);
 181   XDestroyWindow(display, menu.frame);
 182
 183   blackbox->removeMenuSearch(menu.window);
 184   XDestroyWindow(display, menu.window);
 185 }
 186
 187
 188 BasemenuItem *Basemenu::find(int index) {
 189   if (index < 0 || index >= static_cast<signed>(menuitems.size()))
 190     return (BasemenuItem*) 0;
 191
 192   return menuitems[index];
 193 }
 194
 195
 196 int Basemenu::insert(BasemenuItem *item, int pos) {
 197   if (pos < 0) {
 198     menuitems.push_back(item);
 199   } else {
 200     assert(pos <= static_cast<signed>(menuitems.size()));
 201     menuitems.insert((menuitems.begin() + pos), item);
 202   }
 203   return menuitems.size();
 204 }
 205
 206
 207 int Basemenu::insert(const string& label, int function,
 208                      const string& exec, int pos) {
 209   BasemenuItem *item = new BasemenuItem(label, function, exec);
 210   return insert(item, pos);
 211 }
 212
 213
 214 int Basemenu::insert(const string& label, Basemenu *submenu, int pos) {
 215   BasemenuItem *item = new BasemenuItem(label, submenu);
 216   submenu->parent = this;
 217
 218   return insert(item, pos);
 219 }
 220
 221
 222 int Basemenu::remove(int index) {
 223   BasemenuItem *item = find(index);
 224   if (! item) return -1;
 225
 226   if (! internal_menu) {
 227     Basemenu *tmp = item->submenu();
 228     if (tmp) {
 229       if (! tmp->internal_menu)
 230         delete tmp;
 231       else
 232         tmp->internal_hide();
 233     }
 234   }
 235
 236   delete item;
 237
 238   if (which_sub == index)
 239     which_sub = -1;
 240   else if (which_sub > index)
 241     which_sub--;
 242
 243   menuitems.erase(menuitems.begin() + index);
 244
 245   return menuitems.size();
 246 }
 247
 248
 249 void Basemenu::update(void) {
 250   const MenuStyle* const style = screen->getMenuStyle();
 251   menu.item_h = (style->f_font->height() < 9 ? 9 : style->f_font->height()) +
 252                 menu.bevel_w;  // 9 for the menu pixmaps (checkmarks)
 253   menu.title_h = style->t_font->height() + menu.bevel_w * 2;
 254
 255   if (title_vis) {
 256     menu.item_w = screen->getMenuStyle()->t_font->measureString(menu.label) +
 257       menu.bevel_w * 2;
 258   }  else {
 259     menu.item_w = 1;
 260   }
 261
 262   unsigned int ii = 0;
 263   MenuItems::iterator it = menuitems.begin(), end = menuitems.end();
 264   for (; it != end; ++it) {
 265     ii = screen->getMenuStyle()->f_font->measureString((*it)->l) +
 266       (menu.bevel_w * 2) + (menu.item_h * 2);
 267
 268     menu.item_w = ((menu.item_w < ii) ? ii : menu.item_w);
 269   }
 270
 271   if (! menuitems.empty()) {
 272     menu.sublevels = 1;
 273
 274     const unsigned int menu_size = menuitems.size();
 275     while (((menu.item_h * (menu_size + 1) / menu.sublevels)
 276             + menu.title_h + screen->getBorderWidth()) >
 277            screen->getHeight())
 278       menu.sublevels++;
 279
 280     if (menu.sublevels < menu.minsub) menu.sublevels = menu.minsub;
 281
 282     menu.persub = menu_size / menu.sublevels;
 283     if (menu_size % menu.sublevels) menu.persub++;
 284   } else {
 285     menu.sublevels = 0;
 286     menu.persub = 0;
 287   }
 288
 289   menu.width = (menu.sublevels * (menu.item_w));
 290   if (! menu.width) menu.width = menu.item_w;
 291
 292   menu.frame_h = (menu.item_h * menu.persub);
 293   menu.height = ((title_vis) ? menu.title_h + screen->getBorderWidth() : 0) +
 294     menu.frame_h;
 295   if (! menu.frame_h) menu.frame_h = 1;
 296   if (menu.height < 1) menu.height = 1;
 297
 298   Pixmap tmp;
 299   BTexture *texture;
 300   if (title_vis) {
 301     tmp = menu.title_pixmap;
 302     texture = &(screen->getMenuStyle()->title);
 303     if (texture->texture() == (BTexture::Flat | BTexture::Solid)) {
 304       menu.title_pixmap = None;
 305       XSetWindowBackground(display, menu.title,
 306                            texture->color().pixel());
 307     } else {
 308       menu.title_pixmap =
 309         image_ctrl->renderImage(menu.width, menu.title_h, *texture);
 310       XSetWindowBackgroundPixmap(display, menu.title, menu.title_pixmap);
 311     }
 312     if (tmp) image_ctrl->removeImage(tmp);
 313     XClearWindow(display, menu.title);
 314   }
 315
 316   tmp = menu.frame_pixmap;
 317   texture = &(screen->getMenuStyle()->frame);
 318   if (texture->texture() == (BTexture::Flat | BTexture::Solid)) {
 319     menu.frame_pixmap = None;
 320     XSetWindowBackground(display, menu.frame,
 321                          texture->color().pixel());
 322   } else {
 323     menu.frame_pixmap =
 324       image_ctrl->renderImage(menu.width, menu.frame_h, *texture);
 325     XSetWindowBackgroundPixmap(display, menu.frame, menu.frame_pixmap);
 326   }
 327   if (tmp) image_ctrl->removeImage(tmp);
 328
 329   tmp = menu.hilite_pixmap;
 330   texture = &(screen->getMenuStyle()->hilite);
 331   if (texture->texture() == (BTexture::Flat | BTexture::Solid)) {
 332     menu.hilite_pixmap = None;
 333   } else {
 334     menu.hilite_pixmap =
 335       image_ctrl->renderImage(menu.item_w, menu.item_h, *texture);
 336   }
 337   if (tmp) image_ctrl->removeImage(tmp);
 338
 339   XResizeWindow(display, menu.window, menu.width, menu.height);
 340
 341   if (title_vis)
 342     XResizeWindow(display, menu.title, menu.width, menu.title_h);
 343
 344   XMoveResizeWindow(display, menu.frame, 0,
 345                     ((title_vis) ? menu.title_h +
 346                      screen->getBorderWidth() : 0), menu.width,
 347                     menu.frame_h);
 348
 349   XClearWindow(display, menu.window);
 350   XClearWindow(display, menu.title);
 351   XClearWindow(display, menu.frame);
 352
 353   if (title_vis && visible) redrawTitle();
 354
 355   const int menu_size = menuitems.size();
 356   for (int i = 0; visible && i < menu_size; i++) {
 357     if (i == which_sub) {
 358       drawItem(i, True, 0);
 359       drawSubmenu(i);
 360     } else {
 361       drawItem(i, False, 0);
 362     }
 363   }
 364
 365   if (parent && visible)
 366     parent->drawSubmenu(parent->which_sub);
 367
 368   XMapSubwindows(display, menu.window);
 369 }
 370
 371
 372 void Basemenu::show(void) {
 373   XMapSubwindows(display, menu.window);
 374   XMapWindow(display, menu.window);
 375   visible = True;
 376
 377   if (! parent) {
 378     if (shown && (! shown->torn))
 379       shown->hide();
 380
 381     shown = this;
 382   }
 383 }
 384
 385
 386 void Basemenu::hide(void) {
 387   if (! torn && hide_tree && parent && parent->isVisible()) {
 388     Basemenu *p = parent;
 389
 390     while (p->isVisible() && ! p->torn && p->parent) p = p->parent;
 391     p->internal_hide();
 392   } else {
 393     internal_hide();
 394   }
 395 }
 396
 397
 398 void Basemenu::internal_hide(void) {
 399   BasemenuItem *tmp = find(which_sub);
 400   if (tmp)
 401     tmp->submenu()->internal_hide();
 402
 403   if (parent && ! torn) {
 404     parent->drawItem(parent->which_sub, False, True);
 405
 406     parent->which_sub = -1;
 407   } else if (shown && shown->menu.window == menu.window) {
 408     shown = (Basemenu *) 0;
 409   }
 410
 411   torn = visible = False;
 412   which_sub = which_press = which_sub = -1;
 413
 414   XUnmapWindow(display, menu.window);
 415 }
 416
 417
 418 void Basemenu::move(int x, int y) {
 419   menu.x = x;
 420   menu.y = y;
 421   XMoveWindow(display, menu.window, x, y);
 422   if (which_sub != -1)
 423     drawSubmenu(which_sub);
 424 }
 425
 426
 427 void Basemenu::redrawTitle(void) {
 428   const char *text = (! menu.label.empty()) ? getLabel() :
 429     i18n(BasemenuSet, BasemenuBlackboxMenu, "Blackbox Menu");
 430   int dx = menu.bevel_w;
 431   unsigned int l;
 432   const MenuStyle* const style = screen->getMenuStyle();
 433
 434   l = style->t_font->measureString(text) + menu.bevel_w * 2;
 435
 436   switch (screen->getMenuStyle()->t_justify) {
 437   case RightJustify:
 438     dx += menu.width - l;
 439     break;
 440
 441   case CenterJustify:
 442     dx += (menu.width - l) / 2;
 443     break;
 444
 445   case LeftJustify:
 446   default:
 447     break;
 448   }
 449
 450   style->t_font->drawString(menu.title, dx, menu.bevel_w,
 451                             style->t_text, text);
 452 }
 453
 454
 455 void Basemenu::drawSubmenu(int index) {
 456   BasemenuItem *item = find(which_sub);
 457   if (item && item->submenu() && ! item->submenu()->isTorn() &&
 458       which_sub != index)
 459     item->submenu()->internal_hide();
 460
 461   item = find(index);
 462   if (! item)
 463     return;
 464
 465   Basemenu *submenu = item->submenu();
 466
 467   if (submenu && visible && ! submenu->isTorn() && item->isEnabled()) {
 468     if (submenu->parent != this) submenu->parent = this;
 469     const int sbl = index / menu.persub, i = index - (sbl * menu.persub);
 470     int x = menu.x + ((menu.item_w * (sbl + 1)) + screen->getBorderWidth()), y;
 471
 472     if (alignment == AlignTop) {
 473       y = (((shifted) ? menu.y_shift : menu.y) +
 474            ((title_vis) ? menu.title_h + screen->getBorderWidth() : 0) -
 475            ((submenu->title_vis) ?
 476             submenu->menu.title_h + screen->getBorderWidth() : 0));
 477     } else {
 478       y = (((shifted) ? menu.y_shift : menu.y) +
 479            (menu.item_h * i) +
 480            ((title_vis) ? menu.title_h + screen->getBorderWidth() : 0) -
 481            ((submenu->title_vis) ?
 482             submenu->menu.title_h + screen->getBorderWidth() : 0));
 483     }
 484
 485     if (alignment == AlignBottom &&
 486         (y + submenu->menu.height) > ((shifted) ? menu.y_shift :
 487                                               menu.y) + menu.height)
 488       y = (((shifted) ? menu.y_shift : menu.y) +
 489            menu.height - submenu->menu.height);
 490
 491     if ((x + submenu->getWidth()) > screen->getWidth())
 492       x = ((shifted) ? menu.x_shift : menu.x) -
 493         submenu->getWidth() - screen->getBorderWidth();
 494
 495     if (x < 0) x = 0;
 496
 497     if ((y + submenu->getHeight()) > screen->getHeight())
 498       y = screen->getHeight() - submenu->getHeight() -
 499         (screen->getBorderWidth() * 2);
 500     if (y < 0) y = 0;
 501
 502     submenu->move(x, y);
 503     if (! moving) drawItem(index, True);
 504
 505     if (! submenu->isVisible())
 506       submenu->show();
 507     submenu->moving = moving;
 508     which_sub = index;
 509   } else {
 510     which_sub = -1;
 511   }
 512 }
 513
 514
 515 bool Basemenu::hasSubmenu(int index) {
 516   BasemenuItem *item = find(index);
 517   if (item && item->submenu())
 518     return True;
 519   return False;
 520 }
 521
 522
 523 void Basemenu::drawItem(int index, bool highlight, bool clear,
 524                         int x, int y, unsigned int w, unsigned int h) {
 525   BasemenuItem *item = find(index);
 526   if (! item) return;
 527
 528   bool dotext = True, dohilite = True, dosel = True, dooppsel = True;
 529   const char *text = item->label();
 530   const int sbl = index / menu.persub, i = index - (sbl * menu.persub);
 531   const unsigned int half_w = menu.item_h / 2, quarter_w = menu.item_h / 4;
 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, oppsel_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
 538   if (text) {
 539     text_w = screen->getMenuStyle()->f_font->measureString(text);
 540     text_y = item_y + menu.bevel_w / 2;
 541
 542     switch(screen->getMenuStyle()->f_justify) {
 543     case LeftJustify:
 544       text_x = item_x + menu.bevel_w + menu.item_h + 1;
 545       break;
 546
 547     case RightJustify:
 548       text_x = item_x + menu.item_w - (menu.item_h + menu.bevel_w + text_w);
 549       break;
 550
 551     case CenterJustify:
 552       text_x = item_x + ((menu.item_w + 1 - text_w) / 2);
 553       break;
 554     }
 555
 556     text_h = menu.item_h - menu.bevel_w;
 557   }
 558
 559   const MenuStyle* const style = screen->getMenuStyle();
 560   const BPen hipen(style->hilite.color());
 561   // match the text color
 562   const BPen pen((highlight ? style->h_text :
 563                   (item->isEnabled() ? style->f_text :
 564                    style->d_text)));
 565
 566
 567   sel_x = item_x;
 568   if (screen->getMenuStyle()->bullet_pos == Right)
 569     sel_x += (menu.item_w - menu.item_h - menu.bevel_w);
 570   sel_x += quarter_w;
 571   oppsel_x = sel_x;
 572   if (screen->getMenuStyle()->bullet_pos == Right)
 573     oppsel_x -= (menu.item_w - menu.item_h - menu.bevel_w);
 574   else
 575     oppsel_x += (menu.item_w - menu.item_h - menu.bevel_w);
 576   sel_y = item_y + quarter_w;
 577
 578   if (clear) {
 579     XClearArea(display, menu.frame, item_x, item_y, menu.item_w, menu.item_h,
 580                False);
 581   } else if (! (x == y && y == -1 && w == h && h == 0)) {
 582     // calculate the which part of the hilite to redraw
 583     if (! (max(item_x, x) <= min<signed>(item_x + menu.item_w, x + w) &&
 584            max(item_y, y) <= min<signed>(item_y + menu.item_h, y + h))) {
 585       dohilite = False;
 586     } else {
 587       hilite_x = max(item_x, x);
 588       hilite_y = max(item_y, y);
 589       hilite_w = min(item_x + menu.item_w, x + w) - hilite_x;
 590       hilite_h = min(item_y + menu.item_h, y + h) - hilite_y;
 591       hoff_x = hilite_x % menu.item_w;
 592       hoff_y = hilite_y % menu.item_h;
 593     }
 594
 595     // check if we need to redraw the text
 596     const int text_ry = item_y + (menu.bevel_w / 2);
 597     if (! (max(text_x, x) <= min<signed>(text_x + text_w, x + w) &&
 598            max(text_ry, y) <= min<signed>(text_ry + text_h, y + h)))
 599       dotext = False;
 600
 601     // check if we need to redraw the select pixmap/menu bullet
 602     if (! (max(sel_x, x) <= min<signed>(sel_x + half_w, x + w) &&
 603            max(sel_y, y) <= min<signed>(sel_y + half_w, y + h)))
 604       dosel = False;
 605
 606     // check if we need to redraw the select pixmap/menu bullet
 607     // on the opposite side of the menu
 608     if (! (max(oppsel_x, x) <= min<signed>(oppsel_x + half_w, x + w) &&
 609            max(sel_y, y) <= min<signed>(sel_y + half_w, y + h)))
 610       dooppsel = False;
 611   }
 612
 613   if (dohilite && highlight && (menu.hilite_pixmap != ParentRelative)) {
 614     if (menu.hilite_pixmap)
 615       XCopyArea(display, menu.hilite_pixmap, menu.frame,
 616                 hipen.gc(), hoff_x, hoff_y,
 617                 hilite_w, hilite_h, hilite_x, hilite_y);
 618     else
 619       XFillRectangle(display, menu.frame, hipen.gc(),
 620                      hilite_x, hilite_y, hilite_w, hilite_h);
 621   }
 622
 623   if (dooppsel && item->isSelected()) {
 624       XPoint pts[6];
 625
 626       pts[0].x = oppsel_x + 0;
 627       pts[0].y = sel_y + 2;
 628
 629       pts[1].x = 0;
 630       pts[1].y = 3;
 631
 632       pts[2].x = 2;
 633       pts[2].y = 3;
 634
 635       pts[3].x = 5;
 636       pts[3].y = -5;
 637
 638
 639       pts[4].x = 0;
 640       pts[4].y = -3;
 641
 642       pts[5].x = -5;
 643       pts[5].y = 5;
 644
 645       XFillPolygon(display, menu.frame, pen.gc(), pts, 6, Nonconvex,
 646                    CoordModePrevious);
 647   }
 648
 649   if (dotext && text) {
 650     style->f_font->drawString(menu.frame, text_x, text_y,
 651                               (highlight ? style->h_text :
 652                                (item->isEnabled() ? style->f_text :
 653                                 style->d_text)),
 654                               text);
 655   }
 656
 657   if (dosel && item->submenu()) {
 658     const int bullet_size = 3;
 659
 660     switch (screen->getMenuStyle()->bullet) {
 661     case Square:
 662       XDrawRectangle(display, menu.frame, pen.gc(), sel_x, sel_y,
 663                      bullet_size * 2, bullet_size * 2);
 664       break;
 665
 666     case Triangle:
 667       XPoint tri[3];
 668
 669       if (screen->getMenuStyle()->bullet_pos == Right) {
 670         tri[0].x = sel_x + quarter_w - bullet_size;
 671         tri[0].y = sel_y + quarter_w - bullet_size;
 672         tri[1].x = 2 * bullet_size;
 673         tri[1].y = bullet_size;
 674         tri[2].x = -(2 * bullet_size);
 675         tri[2].y = bullet_size;
 676       } else {
 677         tri[0].x = sel_x + quarter_w - bullet_size;
 678         tri[0].y = item_y + half_w;
 679         tri[1].x = 2 * bullet_size;
 680         tri[1].y = bullet_size;
 681         tri[2].x = 0;
 682         tri[2].y = -(2 * bullet_size);
 683       }
 684
 685       XFillPolygon(display, menu.frame, pen.gc(), tri, 3, Convex,
 686                    CoordModePrevious);
 687       break;
 688
 689     case Diamond:
 690       XPoint dia[4];
 691
 692       dia[0].x = sel_x + quarter_w - bullet_size;
 693       dia[0].y = item_y + half_w;
 694       dia[1].x = bullet_size;
 695       dia[1].y = -bullet_size;
 696       dia[2].x = bullet_size;
 697       dia[2].y = bullet_size;
 698       dia[3].x = -bullet_size;
 699       dia[3].y = bullet_size;
 700
 701       XFillPolygon(display, menu.frame, pen.gc(), dia, 4, Convex,
 702                    CoordModePrevious);
 703       break;
 704     }
 705   }
 706 }
 707
 708
 709 void Basemenu::setLabel(const string& label) {
 710   menu.label = label;
 711 }
 712
 713
 714 void Basemenu::setItemSelected(int index, bool sel) {
 715   assert(index >= 0);
 716   BasemenuItem *item = find(index);
 717   if (! item) return;
 718
 719   item->setSelected(sel);
 720   if (visible) drawItem(index, (index == which_sub), True);
 721 }
 722
 723
 724 bool Basemenu::isItemSelected(int index) {
 725   assert(index >= 0);
 726   BasemenuItem *item = find(index);
 727   if (! item) return False;
 728
 729   return item->isSelected();
 730 }
 731
 732
 733 void Basemenu::setItemEnabled(int index, bool enable) {
 734   assert(index >= 0);
 735   BasemenuItem *item = find(index);
 736   if (! item) return;
 737
 738   item->setEnabled(enable);
 739   if (visible) drawItem(index, (index == which_sub), True);
 740 }
 741
 742
 743 bool Basemenu::isItemEnabled(int index) {
 744   assert(index >= 0);
 745   BasemenuItem *item = find(index);
 746   if (! item) return False;
 747
 748   return item->isEnabled();
 749 }
 750
 751
 752 void Basemenu::buttonPressEvent(XButtonEvent *be) {
 753   if (be->window == menu.frame) {
 754     const int sbl = (be->x / menu.item_w), i = (be->y / menu.item_h),
 755       w = (sbl * menu.persub) + i;
 756
 757     BasemenuItem *item = find(w);
 758     if (item) {
 759       which_press = i;
 760       which_sbl = sbl;
 761
 762
 763       if (item->submenu())
 764         drawSubmenu(w);
 765       else
 766         drawItem(w, (item->isEnabled()), True);
 767     }
 768   } else {
 769     menu.x_move = be->x_root - menu.x;
 770     menu.y_move = be->y_root - menu.y;
 771   }
 772 }
 773
 774
 775 void Basemenu::buttonReleaseEvent(XButtonEvent *re) {
 776   if (re->window == menu.title) {
 777     if (moving) {
 778       moving = False;
 779
 780       if (which_sub != -1)
 781         drawSubmenu(which_sub);
 782     }
 783
 784     if (re->x >= 0 && re->x <= static_cast<signed>(menu.width) &&
 785         re->y >= 0 && re->y <= static_cast<signed>(menu.title_h))
 786       if (re->button == 3)
 787         hide();
 788   } else if (re->window == menu.frame &&
 789              re->x >= 0 && re->x < static_cast<signed>(menu.width) &&
 790              re->y >= 0 && re->y < static_cast<signed>(menu.frame_h)) {
 791     if (re->button == 3) {
 792       hide();
 793     } else {
 794       const int sbl = (re->x / menu.item_w), i = (re->y / menu.item_h),
 795         ix = sbl * menu.item_w, iy = i * menu.item_h,
 796         w = (sbl * menu.persub) + i,
 797         p = (which_sbl * menu.persub) + which_press;
 798
 799       if (w >= 0 && w < static_cast<signed>(menuitems.size())) {
 800         drawItem(p, (p == which_sub), True);
 801
 802         if  (p == w && isItemEnabled(w)) {
 803           if (re->x > ix && re->x < static_cast<signed>(ix + menu.item_w) &&
 804               re->y > iy && re->y < static_cast<signed>(iy + menu.item_h)) {
 805             itemSelected(re->button, w);
 806           }
 807         }
 808       } else {
 809         drawItem(p, False, True);
 810       }
 811     }
 812   }
 813 }
 814
 815
 816 void Basemenu::motionNotifyEvent(XMotionEvent *me) {
 817   if (me->window == menu.title && (me->state & Button1Mask)) {
 818     if (movable) {
 819       if (! moving) {
 820         if (parent && ! torn) {
 821           parent->drawItem(parent->which_sub, False, True);
 822           parent->which_sub = -1;
 823         }
 824
 825         moving = torn = True;
 826
 827         if (which_sub != -1)
 828           drawSubmenu(which_sub);
 829       } else {
 830         menu.x = me->x_root - menu.x_move,
 831           menu.y = me->y_root - menu.y_move;
 832
 833         XMoveWindow(display, menu.window, menu.x, menu.y);
 834
 835         if (which_sub != -1)
 836           drawSubmenu(which_sub);
 837       }
 838     }
 839   } else if (me->window == menu.frame &&
 840              me->x >= 0 && me->x < static_cast<signed>(menu.width) &&
 841              me->y >= 0 && me->y < static_cast<signed>(menu.frame_h)) {
 842     const int sbl = (me->x / menu.item_w), i = (me->y / menu.item_h),
 843       w = (sbl * menu.persub) + i;
 844
 845     if ((i != which_press || sbl != which_sbl) &&
 846         (w >= 0 && w < static_cast<signed>(menuitems.size()))) {
 847       if (which_press != -1 && which_sbl != -1) {
 848         const int p = (which_sbl * menu.persub) + which_press;
 849         BasemenuItem *item = find(p);
 850         if (! item) return;
 851
 852         drawItem(p, False, True);
 853         if (item->submenu() &&
 854             item->submenu()->isVisible() &&
 855             ! item->submenu()->isTorn()) {
 856           item->submenu()->internal_hide();
 857           which_sub = -1;
 858         }
 859       }
 860
 861       which_press = i;
 862       which_sbl = sbl;
 863
 864       BasemenuItem *itmp = find(w);
 865       if (! itmp) return;
 866
 867       if (itmp->submenu())
 868         drawSubmenu(w);
 869       else
 870         drawItem(w, (itmp->isEnabled()), True);
 871     }
 872   }
 873 }
 874
 875
 876 void Basemenu::exposeEvent(XExposeEvent *ee) {
 877   if (ee->window == menu.title) {
 878     redrawTitle();
 879   } else if (ee->window == menu.frame) {
 880     // this is a complicated algorithm... lets do it step by step...
 881     // first... we see in which sub level the expose starts... and how many
 882     // items down in that sublevel
 883
 884     const int sbl = (ee->x / menu.item_w), id = (ee->y / menu.item_h),
 885       // next... figure out how many sublevels over the redraw spans
 886       sbl_d = ((ee->x + ee->width) / menu.item_w);
 887       // then we see how many items down to redraw
 888     int id_d = ((ee->y + ee->height) / menu.item_h);
 889
 890     if (id_d > menu.persub) id_d = menu.persub;
 891
 892     // draw the sublevels and the number of items the exposure spans
 893     MenuItems::iterator it,
 894       end = menuitems.end();
 895     for (int i = sbl; i <= sbl_d; i++) {
 896       // set the iterator to the first item in the sublevel needing redrawing
 897       it = menuitems.begin() + (id + (i * menu.persub));
 898       for (int ii = id; ii <= id_d && it != end; ++it, ii++) {
 899         const int index = ii + (i * menu.persub);
 900         // redraw the item
 901         drawItem(index, (which_sub == index), False,
 902                  ee->x, ee->y, ee->width, ee->height);
 903       }
 904     }
 905   }
 906 }
 907
 908
 909 void Basemenu::enterNotifyEvent(XCrossingEvent *ce) {
 910   if (ce->window == menu.frame) {
 911     menu.x_shift = menu.x, menu.y_shift = menu.y;
 912     if (menu.x + menu.width > screen->getWidth()) {
 913       menu.x_shift = screen->getWidth() - menu.width -
 914         screen->getBorderWidth();
 915       shifted = True;
 916     } else if (menu.x < 0) {
 917       menu.x_shift = -screen->getBorderWidth();
 918       shifted = True;
 919     }
 920
 921     if (menu.y + menu.height > screen->getHeight()) {
 922       menu.y_shift = screen->getHeight() - menu.height -
 923         screen->getBorderWidth();
 924       shifted = True;
 925     } else if (menu.y + static_cast<signed>(menu.title_h) < 0) {
 926       menu.y_shift = -screen->getBorderWidth();
 927       shifted = True;
 928     }
 929
 930     if (shifted)
 931       XMoveWindow(display, menu.window, menu.x_shift, menu.y_shift);
 932
 933     if (which_sub != -1) {
 934       BasemenuItem *tmp = find(which_sub);
 935       if (tmp->submenu()->isVisible()) {
 936         const int sbl = (ce->x / menu.item_w), i = (ce->y / menu.item_h),
 937           w = (sbl * menu.persub) + i;
 938
 939         if (w != which_sub && ! tmp->submenu()->isTorn()) {
 940           tmp->submenu()->internal_hide();
 941
 942           drawItem(which_sub, False, True);
 943           which_sub = -1;
 944         }
 945       }
 946     }
 947   }
 948 }
 949
 950
 951 void Basemenu::leaveNotifyEvent(XCrossingEvent *ce) {
 952   if (ce->window == menu.frame) {
 953     if (which_press != -1 && which_sbl != -1 && menuitems.size() > 0) {
 954       const int p = (which_sbl * menu.persub) + which_press;
 955
 956       drawItem(p, (p == which_sub), True);
 957
 958       which_sbl = which_press = -1;
 959     }
 960
 961     if (shifted) {
 962       XMoveWindow(display, menu.window, menu.x, menu.y);
 963       shifted = False;
 964
 965       if (which_sub != -1) drawSubmenu(which_sub);
 966     }
 967   }
 968 }
 969
 970
 971 void Basemenu::reconfigure(void) {
 972   XSetWindowBackground(display, menu.window,
 973                        screen->getBorderColor()->pixel());
 974   XSetWindowBorder(display, menu.window,
 975                    screen->getBorderColor()->pixel());
 976   XSetWindowBorderWidth(display, menu.window, screen->getBorderWidth());
 977
 978   menu.bevel_w = screen->getBevelWidth();
 979   update();
 980 }
 981
 982
 983 void Basemenu::changeItemLabel(unsigned int index, const string& label) {
 984   BasemenuItem *item = find(index);
 985   if (item)
 986     item->newLabel(label);
 987 }