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::~BasemenuItem(void) {}
 205
 206
 207 BasemenuItem *Basemenu::find(int index) {
 208   if (index < 0 || index > static_cast<signed>(menuitems.size()))
 209     return (BasemenuItem*) 0;
 210
 211   return *(menuitems.begin() + index);
 212 }
 213
 214
 215 int Basemenu::insert(BasemenuItem *item, int pos) {
 216   if (pos < 0) {
 217     menuitems.push_back(item);
 218   } else {
 219     assert(pos < static_cast<signed>(menuitems.size()));
 220     menuitems.insert((menuitems.begin() + pos), item);
 221   }
 222   return menuitems.size();
 223 }
 224
 225
 226 int Basemenu::insert(const string& label, int function,
 227                      const string& exec, int pos) {
 228   BasemenuItem *item = new BasemenuItem(label, function, exec);
 229   return insert(item, pos);
 230 }
 231
 232
 233 int Basemenu::insert(const string& label, Basemenu *submenu, int pos) {
 234   BasemenuItem *item = new BasemenuItem(label, submenu);
 235   submenu->parent = this;
 236
 237   return insert(item, pos);
 238 }
 239
 240
 241 int Basemenu::remove(int index) {
 242   BasemenuItem *item = find(index);
 243   if (! item) return -1;
 244
 245   if ((! internal_menu)) {
 246     Basemenu *tmp = (Basemenu *) item->submenu();
 247     if (tmp) {
 248       if (! tmp->internal_menu) {
 249         delete tmp;
 250       } else {
 251         tmp->internal_hide();
 252       }
 253     }
 254   }
 255
 256   delete item;
 257
 258   if (which_sub == index)
 259     which_sub = -1;
 260   else if (which_sub > index)
 261     which_sub--;
 262
 263   menuitems.erase(menuitems.begin() + index);
 264
 265   return menuitems.size();
 266 }
 267
 268
 269 void Basemenu::update(void) {
 270   MenuStyle *style = screen->getMenuStyle();
 271   if (i18n.multibyte()) {
 272     menu.item_h = style->f_fontset_extents->max_ink_extent.height +
 273       menu.bevel_w;
 274     menu.title_h = style->t_fontset_extents->max_ink_extent.height +
 275       (menu.bevel_w * 2);
 276   } else {
 277     menu.item_h = style->f_font->ascent + style->f_font->descent +
 278       menu.bevel_w;
 279     menu.title_h = style->t_font->ascent + style->t_font->descent +
 280       (menu.bevel_w * 2);
 281   }
 282
 283   if (title_vis) {
 284     const char *s = getLabel();
 285     int l = strlen(s);
 286
 287     if (i18n.multibyte()) {
 288       XRectangle ink, logical;
 289       XmbTextExtents(screen->getMenuStyle()->t_fontset, s, l, &ink, &logical);
 290       menu.item_w = logical.width;
 291     } else {
 292       menu.item_w = XTextWidth(screen->getMenuStyle()->t_font, s, l);
 293     }
 294
 295     menu.item_w += (menu.bevel_w * 2);
 296   }  else {
 297     menu.item_w = 1;
 298   }
 299
 300   unsigned int ii = 0;
 301   MenuItems::iterator it = menuitems.begin(), end = menuitems.end();
 302   for (; it != end; ++it) {
 303     BasemenuItem *tmp = *it;
 304     const char *s = tmp->l.c_str();
 305     int l = strlen(s);
 306
 307     if (i18n.multibyte()) {
 308       XRectangle ink, logical;
 309       XmbTextExtents(screen->getMenuStyle()->f_fontset, s, l, &ink, &logical);
 310       ii = logical.width;
 311     } else
 312       ii = XTextWidth(screen->getMenuStyle()->f_font, s, l);
 313
 314     ii += (menu.bevel_w * 2) + (menu.item_h * 2);
 315
 316     menu.item_w = ((menu.item_w < ii) ? ii : menu.item_w);
 317   }
 318
 319   if (! menuitems.empty()) {
 320     menu.sublevels = 1;
 321
 322     unsigned int menu_size = menuitems.size();
 323     while (((menu.item_h * (menu_size + 1) / menu.sublevels)
 324             + menu.title_h + screen->getBorderWidth()) >
 325            screen->getHeight())
 326       menu.sublevels++;
 327
 328     if (menu.sublevels < menu.minsub) menu.sublevels = menu.minsub;
 329
 330     menu.persub = menu_size / menu.sublevels;
 331     if (menu_size % menu.sublevels) menu.persub++;
 332   } else {
 333     menu.sublevels = 0;
 334     menu.persub = 0;
 335   }
 336
 337   menu.width = (menu.sublevels * (menu.item_w));
 338   if (! menu.width) menu.width = menu.item_w;
 339
 340   menu.frame_h = (menu.item_h * menu.persub);
 341   menu.height = ((title_vis) ? menu.title_h + screen->getBorderWidth() : 0) +
 342     menu.frame_h;
 343   if (! menu.frame_h) menu.frame_h = 1;
 344   if (menu.height < 1) menu.height = 1;
 345
 346   Pixmap tmp;
 347   BTexture *texture;
 348   if (title_vis) {
 349     tmp = menu.title_pixmap;
 350     texture = &(screen->getMenuStyle()->title);
 351     if (texture->texture() == (BTexture::Flat | BTexture::Solid)) {
 352       menu.title_pixmap = None;
 353       XSetWindowBackground(display, menu.title,
 354                            texture->color().pixel());
 355     } else {
 356       menu.title_pixmap =
 357         image_ctrl->renderImage(menu.width, menu.title_h, *texture);
 358       XSetWindowBackgroundPixmap(display, menu.title, menu.title_pixmap);
 359     }
 360     if (tmp) image_ctrl->removeImage(tmp);
 361     XClearWindow(display, menu.title);
 362   }
 363
 364   tmp = menu.frame_pixmap;
 365   texture = &(screen->getMenuStyle()->frame);
 366   if (texture->texture() == (BTexture::Flat | BTexture::Solid)) {
 367     menu.frame_pixmap = None;
 368     XSetWindowBackground(display, menu.frame,
 369                          texture->color().pixel());
 370   } else {
 371     menu.frame_pixmap =
 372       image_ctrl->renderImage(menu.width, menu.frame_h, *texture);
 373     XSetWindowBackgroundPixmap(display, menu.frame, menu.frame_pixmap);
 374   }
 375   if (tmp) image_ctrl->removeImage(tmp);
 376
 377   tmp = menu.hilite_pixmap;
 378   texture = &(screen->getMenuStyle()->hilite);
 379   if (texture->texture() == (BTexture::Flat | BTexture::Solid)) {
 380     menu.hilite_pixmap = None;
 381   } else {
 382     menu.hilite_pixmap =
 383       image_ctrl->renderImage(menu.item_w, menu.item_h, *texture);
 384   }
 385   if (tmp) image_ctrl->removeImage(tmp);
 386
 387   tmp = menu.sel_pixmap;
 388   if (texture->texture() == (BTexture::Flat | BTexture::Solid)) {
 389     menu.sel_pixmap = None;
 390   } else {
 391     int hw = menu.item_h / 2;
 392     menu.sel_pixmap =
 393       image_ctrl->renderImage(hw, hw, *texture);
 394   }
 395   if (tmp) image_ctrl->removeImage(tmp);
 396
 397   XResizeWindow(display, menu.window, menu.width, menu.height);
 398
 399   if (title_vis)
 400     XResizeWindow(display, menu.title, menu.width, menu.title_h);
 401
 402   XMoveResizeWindow(display, menu.frame, 0,
 403                     ((title_vis) ? menu.title_h +
 404                      screen->getBorderWidth() : 0), menu.width,
 405                     menu.frame_h);
 406
 407   XClearWindow(display, menu.window);
 408   XClearWindow(display, menu.title);
 409   XClearWindow(display, menu.frame);
 410
 411   if (title_vis && visible) redrawTitle();
 412
 413   const int menu_size = menuitems.size();
 414   for (int i = 0; visible && i < menu_size; i++) {
 415     if (i == which_sub) {
 416       drawItem(i, True, 0);
 417       drawSubmenu(i);
 418     } else {
 419       drawItem(i, False, 0);
 420     }
 421   }
 422
 423   if (parent && visible)
 424     parent->drawSubmenu(parent->which_sub);
 425
 426   XMapSubwindows(display, menu.window);
 427 }
 428
 429
 430 void Basemenu::show(void) {
 431   XMapSubwindows(display, menu.window);
 432   XMapWindow(display, menu.window);
 433   visible = True;
 434
 435   if (! parent) {
 436     if (shown && (! shown->torn))
 437       shown->hide();
 438
 439     shown = this;
 440   }
 441 }
 442
 443
 444 void Basemenu::hide(void) {
 445   if ((! torn) && hide_tree && parent && parent->isVisible()) {
 446     Basemenu *p = parent;
 447
 448     while (p->isVisible() && (! p->torn) && p->parent) p = p->parent;
 449     p->internal_hide();
 450   } else {
 451     internal_hide();
 452   }
 453 }
 454
 455
 456 void Basemenu::internal_hide(void) {
 457   BasemenuItem *tmp = find(which_sub);
 458   if (tmp)
 459     tmp->submenu()->internal_hide();
 460
 461   if (parent && (! torn)) {
 462     parent->drawItem(parent->which_sub, False, True);
 463
 464     parent->which_sub = -1;
 465   } else if (shown && shown->menu.window == menu.window) {
 466     shown = (Basemenu *) 0;
 467   }
 468
 469   torn = visible = False;
 470   which_sub = which_press = which_sub = -1;
 471
 472   XUnmapWindow(display, menu.window);
 473 }
 474
 475
 476 void Basemenu::move(int x, int y) {
 477   menu.x = x;
 478   menu.y = y;
 479   XMoveWindow(display, menu.window, x, y);
 480   if (which_sub != -1)
 481     drawSubmenu(which_sub);
 482 }
 483
 484
 485 void Basemenu::redrawTitle(void) {
 486   const char *text = (! menu.label.empty()) ? getLabel() :
 487     i18n(BasemenuSet, BasemenuBlackboxMenu, "Blackbox Menu");
 488   int dx = menu.bevel_w, len = strlen(text);
 489   unsigned int l;
 490
 491   if (i18n.multibyte()) {
 492     XRectangle ink, logical;
 493     XmbTextExtents(screen->getMenuStyle()->t_fontset, text, len,
 494                    &ink, &logical);
 495     l = logical.width;
 496   } else {
 497     l = XTextWidth(screen->getMenuStyle()->t_font, text, len);
 498   }
 499
 500   l +=  (menu.bevel_w * 2);
 501
 502   switch (screen->getMenuStyle()->t_justify) {
 503   case RightJustify:
 504     dx += menu.width - l;
 505     break;
 506
 507   case CenterJustify:
 508     dx += (menu.width - l) / 2;
 509     break;
 510
 511   case LeftJustify:
 512   default:
 513     break;
 514   }
 515
 516   MenuStyle *style = screen->getMenuStyle();
 517   BPen pen(style->t_text, style->t_font);
 518   if (i18n.multibyte())
 519     XmbDrawString(display, menu.title, style->t_fontset, pen.gc(), dx,
 520                   (menu.bevel_w - style->t_fontset_extents->max_ink_extent.y),
 521                   text, len);
 522   else
 523     XDrawString(display, menu.title, pen.gc(), dx,
 524                 (style->t_font->ascent + menu.bevel_w), text, len);
 525 }
 526
 527
 528 void Basemenu::drawSubmenu(int index) {
 529   BasemenuItem *item = find(which_sub);
 530   if (item && item->submenu() && ! item->submenu()->isTorn() &&
 531       which_sub != index)
 532     item->submenu()->internal_hide();
 533
 534   item = find(index);
 535   if (! item)
 536     return;
 537   Basemenu *submenu = item->submenu();
 538
 539   if (submenu && visible && ! submenu->isTorn() && item->isEnabled()) {
 540     if (submenu->parent != this) submenu->parent = this;
 541     int sbl = index / menu.persub, i = index - (sbl * menu.persub),
 542       x = menu.x + ((menu.item_w * (sbl + 1)) + screen->getBorderWidth()), y;
 543
 544     if (alignment == AlignTop) {
 545       y = (((shifted) ? menu.y_shift : menu.y) +
 546            ((title_vis) ? menu.title_h + screen->getBorderWidth() : 0) -
 547            ((submenu->title_vis) ?
 548             submenu->menu.title_h + screen->getBorderWidth() : 0));
 549     } else {
 550       y = (((shifted) ? menu.y_shift : menu.y) +
 551            (menu.item_h * i) +
 552            ((title_vis) ? menu.title_h + screen->getBorderWidth() : 0) -
 553            ((submenu->title_vis) ?
 554             submenu->menu.title_h + screen->getBorderWidth() : 0));
 555     }
 556
 557     if (alignment == AlignBottom &&
 558         (y + submenu->menu.height) > ((shifted) ? menu.y_shift :
 559                                               menu.y) + menu.height)
 560       y = (((shifted) ? menu.y_shift : menu.y) +
 561            menu.height - submenu->menu.height);
 562
 563     if ((x + submenu->getWidth()) > screen->getWidth())
 564       x = ((shifted) ? menu.x_shift : menu.x) -
 565         submenu->getWidth() - screen->getBorderWidth();
 566
 567     if (x < 0) x = 0;
 568
 569     if ((y + submenu->getHeight()) > screen->getHeight())
 570       y = screen->getHeight() - submenu->getHeight() -
 571         (screen->getBorderWidth() * 2);
 572     if (y < 0) y = 0;
 573
 574     submenu->move(x, y);
 575     if (! moving) drawItem(index, True);
 576
 577     if (! submenu->isVisible())
 578       submenu->show();
 579     submenu->moving = moving;
 580     which_sub = index;
 581   } else {
 582     which_sub = -1;
 583   }
 584 }
 585
 586
 587 bool Basemenu::hasSubmenu(int index) {
 588   BasemenuItem *item = find(index);
 589   if (item && item->submenu())
 590     return True;
 591   return False;
 592 }
 593
 594
 595 void Basemenu::drawItem(int index, bool highlight, bool clear,
 596                         int x, int y, unsigned int w, unsigned int h)
 597 {
 598   BasemenuItem *item = find(index);
 599   if (! item) return;
 600
 601   bool dotext = True, dohilite = True, dosel = True;
 602   const char *text = item->label();
 603   int sbl = index / menu.persub, i = index - (sbl * menu.persub);
 604   int item_x = (sbl * menu.item_w), item_y = (i * menu.item_h);
 605   int hilite_x = item_x, hilite_y = item_y, hoff_x = 0, hoff_y = 0;
 606   int text_x = 0, text_y = 0, len = strlen(text), sel_x = 0, sel_y = 0;
 607   unsigned int hilite_w = menu.item_w, hilite_h = menu.item_h, text_w = 0,
 608     text_h = 0;
 609   unsigned int half_w = menu.item_h / 2, quarter_w = menu.item_h / 4;
 610
 611   if (text) {
 612     if (i18n.multibyte()) {
 613       XRectangle ink, logical;
 614       XmbTextExtents(screen->getMenuStyle()->f_fontset,
 615                      text, len, &ink, &logical);
 616       text_w = logical.width;
 617       text_y = item_y + (menu.bevel_w / 2) -
 618         screen->getMenuStyle()->f_fontset_extents->max_ink_extent.y;
 619     } else {
 620       text_w = XTextWidth(screen->getMenuStyle()->f_font, text, len);
 621       text_y =  item_y +
 622         screen->getMenuStyle()->f_font->ascent +
 623         (menu.bevel_w / 2);
 624     }
 625
 626     switch(screen->getMenuStyle()->f_justify) {
 627     case LeftJustify:
 628       text_x = item_x + menu.bevel_w + menu.item_h + 1;
 629       break;
 630
 631     case RightJustify:
 632       text_x = item_x + menu.item_w - (menu.item_h + menu.bevel_w + text_w);
 633       break;
 634
 635     case CenterJustify:
 636       text_x = item_x + ((menu.item_w + 1 - text_w) / 2);
 637       break;
 638     }
 639
 640     text_h = menu.item_h - menu.bevel_w;
 641   }
 642
 643   MenuStyle *style = screen->getMenuStyle();
 644   BPen pen((highlight || item->isSelected()) ? style->h_text : style->f_text),
 645       textpen((highlight) ? style->h_text :
 646               item->isEnabled() ? style->f_text : style->d_text, style->f_font),
 647       hipen(style->hilite.color());
 648
 649
 650   sel_x = item_x;
 651   if (screen->getMenuStyle()->bullet_pos == Right)
 652     sel_x += (menu.item_w - menu.item_h - menu.bevel_w);
 653   sel_x += quarter_w;
 654   sel_y = item_y + quarter_w;
 655
 656   if (clear) {
 657     XClearArea(display, menu.frame, item_x, item_y, menu.item_w, menu.item_h,
 658                False);
 659   } else if (! (x == y && y == -1 && w == h && h == 0)) {
 660     // calculate the which part of the hilite to redraw
 661     if (! (max(item_x, x) <= min<signed>(item_x + menu.item_w, x + w) &&
 662            max(item_y, y) <= min<signed>(item_y + menu.item_h, y + h))) {
 663       dohilite = False;
 664     } else {
 665       hilite_x = max(item_x, x);
 666       hilite_y = max(item_y, y);
 667       hilite_w = min(item_x + menu.item_w, x + w) - hilite_x;
 668       hilite_h = min(item_y + menu.item_h, y + h) - hilite_y;
 669       hoff_x = hilite_x % menu.item_w;
 670       hoff_y = hilite_y % menu.item_h;
 671     }
 672
 673     // check if we need to redraw the text
 674     int text_ry = item_y + (menu.bevel_w / 2);
 675     if (! (max(text_x, x) <= min<signed>(text_x + text_w, x + w) &&
 676            max(text_ry, y) <= min<signed>(text_ry + text_h, y + h)))
 677       dotext = False;
 678
 679     // check if we need to redraw the select pixmap/menu bullet
 680     if (! (max(sel_x, x) <= min<signed>(sel_x + half_w, x + w) &&
 681            max(sel_y, y) <= min<signed>(sel_y + half_w, y + h)))
 682       dosel = False;
 683   }
 684
 685   if (dohilite && highlight && (menu.hilite_pixmap != ParentRelative)) {
 686     if (menu.hilite_pixmap)
 687       XCopyArea(display, menu.hilite_pixmap, menu.frame,
 688                 hipen.gc(), hoff_x, hoff_y,
 689                 hilite_w, hilite_h, hilite_x, hilite_y);
 690     else
 691       XFillRectangle(display, menu.frame, hipen.gc(),
 692                      hilite_x, hilite_y, hilite_w, hilite_h);
 693   } else if (dosel && item->isSelected() &&
 694              (menu.sel_pixmap != ParentRelative)) {
 695     if (menu.sel_pixmap)
 696       XCopyArea(display, menu.sel_pixmap, menu.frame, hipen.gc(), 0, 0,
 697                 half_w, half_w, sel_x, sel_y);
 698     else
 699       XFillRectangle(display, menu.frame, hipen.gc(), sel_x, sel_y, half_w, half_w);
 700   }
 701
 702   if (dotext && text) {
 703     if (i18n.multibyte())
 704       XmbDrawString(display, menu.frame, screen->getMenuStyle()->f_fontset,
 705                     textpen.gc(), text_x, text_y, text, len);
 706     else
 707       XDrawString(display, menu.frame, textpen.gc(), text_x, text_y, text, len);
 708   }
 709
 710   if (dosel && item->submenu()) {
 711     switch (screen->getMenuStyle()->bullet) {
 712     case Square:
 713       XDrawRectangle(display, menu.frame, pen.gc(), sel_x, sel_y, half_w, half_w);
 714       break;
 715
 716     case Triangle:
 717       XPoint tri[3];
 718
 719       if (screen->getMenuStyle()->bullet_pos == Right) {
 720         tri[0].x = sel_x + quarter_w - 2;
 721         tri[0].y = sel_y + quarter_w - 2;
 722         tri[1].x = 4;
 723         tri[1].y = 2;
 724         tri[2].x = -4;
 725         tri[2].y = 2;
 726       } else {
 727         tri[0].x = sel_x + quarter_w - 2;
 728         tri[0].y = item_y + half_w;
 729         tri[1].x = 4;
 730         tri[1].y = 2;
 731         tri[2].x = 0;
 732         tri[2].y = -4;
 733       }
 734
 735       XFillPolygon(display, menu.frame, pen.gc(), tri, 3, Convex,
 736                    CoordModePrevious);
 737       break;
 738
 739     case Diamond:
 740       XPoint dia[4];
 741
 742       dia[0].x = sel_x + quarter_w - 3;
 743       dia[0].y = item_y + half_w;
 744       dia[1].x = 3;
 745       dia[1].y = -3;
 746       dia[2].x = 3;
 747       dia[2].y = 3;
 748       dia[3].x = -3;
 749       dia[3].y = 3;
 750
 751       XFillPolygon(display, menu.frame, pen.gc(), dia, 4, Convex,
 752                    CoordModePrevious);
 753       break;
 754     }
 755   }
 756 }
 757
 758
 759 void Basemenu::setLabel(const string& label) {
 760   menu.label = label;
 761 }
 762
 763
 764 void Basemenu::setItemSelected(int index, bool sel) {
 765   assert(index >= 0);
 766   BasemenuItem *item = find(index);
 767   if (! item) return;
 768
 769   item->setSelected(sel);
 770   if (visible) drawItem(index, (index == which_sub), True);
 771 }
 772
 773
 774 bool Basemenu::isItemSelected(int index) {
 775   assert(index >= 0);
 776   BasemenuItem *item = find(index);
 777   if (! item) return False;
 778
 779   return item->isSelected();
 780 }
 781
 782
 783 void Basemenu::setItemEnabled(int index, bool enable) {
 784   assert(index >= 0);
 785   BasemenuItem *item = find(index);
 786   if (! item) return;
 787
 788   item->setEnabled(enable);
 789   if (visible) drawItem(index, (index == which_sub), True);
 790 }
 791
 792
 793 bool Basemenu::isItemEnabled(int index) {
 794   assert(index >= 0);
 795   BasemenuItem *item = find(index);
 796   if (! item) return False;
 797
 798   return item->isEnabled();
 799 }
 800
 801
 802 void Basemenu::buttonPressEvent(XButtonEvent *be) {
 803   if (be->window == menu.frame) {
 804     int sbl = (be->x / menu.item_w), i = (be->y / menu.item_h);
 805     int w = (sbl * menu.persub) + i;
 806
 807     BasemenuItem *item = find(w);
 808     if (item) {
 809       which_press = i;
 810       which_sbl = sbl;
 811
 812
 813       if (item->submenu())
 814         drawSubmenu(w);
 815       else
 816         drawItem(w, (item->isEnabled()), True);
 817     }
 818   } else {
 819     menu.x_move = be->x_root - menu.x;
 820     menu.y_move = be->y_root - menu.y;
 821   }
 822 }
 823
 824
 825 void Basemenu::buttonReleaseEvent(XButtonEvent *re) {
 826   if (re->window == menu.title) {
 827     if (moving) {
 828       moving = False;
 829
 830       if (which_sub != -1)
 831         drawSubmenu(which_sub);
 832     }
 833
 834     if (re->x >= 0 && re->x <= static_cast<signed>(menu.width) &&
 835         re->y >= 0 && re->y <= static_cast<signed>(menu.title_h))
 836       if (re->button == 3)
 837         hide();
 838   } else if (re->window == menu.frame &&
 839              re->x >= 0 && re->x < static_cast<signed>(menu.width) &&
 840              re->y >= 0 && re->y < static_cast<signed>(menu.frame_h)) {
 841     if (re->button == 3) {
 842       hide();
 843     } else {
 844       int sbl = (re->x / menu.item_w), i = (re->y / menu.item_h),
 845         ix = sbl * menu.item_w, iy = i * menu.item_h,
 846         w = (sbl * menu.persub) + i,
 847         p = (which_sbl * menu.persub) + which_press;
 848
 849       if (w >= 0 && w < static_cast<signed>(menuitems.size())) {
 850         drawItem(p, (p == which_sub), True);
 851
 852         if  (p == w && isItemEnabled(w)) {
 853           if (re->x > ix && re->x < static_cast<signed>(ix + menu.item_w) &&
 854               re->y > iy && re->y < static_cast<signed>(iy + menu.item_h)) {
 855             itemSelected(re->button, w);
 856           }
 857         }
 858       } else {
 859         drawItem(p, False, True);
 860       }
 861     }
 862   }
 863 }
 864
 865
 866 void Basemenu::motionNotifyEvent(XMotionEvent *me) {
 867   if (me->window == menu.title && (me->state & Button1Mask)) {
 868     if (movable) {
 869       if (! moving) {
 870         if (parent && (! torn)) {
 871           parent->drawItem(parent->which_sub, False, True);
 872           parent->which_sub = -1;
 873         }
 874
 875         moving = torn = True;
 876
 877         if (which_sub != -1)
 878           drawSubmenu(which_sub);
 879       } else {
 880         menu.x = me->x_root - menu.x_move,
 881           menu.y = me->y_root - menu.y_move;
 882
 883         XMoveWindow(display, menu.window, menu.x, menu.y);
 884
 885         if (which_sub != -1)
 886           drawSubmenu(which_sub);
 887       }
 888     }
 889   } else if ((! (me->state & Button1Mask)) && me->window == menu.frame &&
 890              me->x >= 0 && me->x < static_cast<signed>(menu.width) &&
 891              me->y >= 0 && me->y < static_cast<signed>(menu.frame_h)) {
 892     int sbl = (me->x / menu.item_w), i = (me->y / menu.item_h),
 893       w = (sbl * menu.persub) + i;
 894
 895     if ((i != which_press || sbl != which_sbl) &&
 896         (w >= 0 && w < static_cast<signed>(menuitems.size()))) {
 897       if (which_press != -1 && which_sbl != -1) {
 898         int p = (which_sbl * menu.persub) + which_press;
 899         BasemenuItem *item = find(p);
 900
 901         drawItem(p, False, True);
 902         if (item->submenu())
 903           if (item->submenu()->isVisible() &&
 904               (! item->submenu()->isTorn())) {
 905             item->submenu()->internal_hide();
 906             which_sub = -1;
 907           }
 908       }
 909
 910       which_press = i;
 911       which_sbl = sbl;
 912
 913       BasemenuItem *itmp = find(w);
 914
 915       if (itmp->submenu())
 916         drawSubmenu(w);
 917       else
 918         drawItem(w, (itmp->isEnabled()), True);
 919     }
 920   }
 921 }
 922
 923
 924 void Basemenu::exposeEvent(XExposeEvent *ee) {
 925   if (ee->window == menu.title) {
 926     redrawTitle();
 927   } else if (ee->window == menu.frame) {
 928     // this is a compilicated algorithm... lets do it step by step...
 929     // first... we see in which sub level the expose starts... and how many
 930     // items down in that sublevel
 931
 932     int sbl = (ee->x / menu.item_w), id = (ee->y / menu.item_h),
 933       // next... figure out how many sublevels over the redraw spans
 934       sbl_d = ((ee->x + ee->width) / menu.item_w),
 935       // then we see how many items down to redraw
 936       id_d = ((ee->y + ee->height) / menu.item_h);
 937
 938     if (id_d > menu.persub) id_d = menu.persub;
 939
 940     // draw the sublevels and the number of items the exposure spans
 941     MenuItems::iterator it,
 942       end = menuitems.end();
 943     int i, ii;
 944     for (i = sbl; i <= sbl_d; i++) {
 945       // set the iterator to the first item in the sublevel needing redrawing
 946       it = menuitems.begin() + (id + (i * menu.persub));
 947       for (ii = id; ii <= id_d && it != end; ++it, ii++) {
 948         int index = ii + (i * menu.persub);
 949         // redraw the item
 950         drawItem(index, (which_sub == index), False,
 951                  ee->x, ee->y, ee->width, ee->height);
 952       }
 953     }
 954   }
 955 }
 956
 957
 958 void Basemenu::enterNotifyEvent(XCrossingEvent *ce) {
 959   if (ce->window == menu.frame) {
 960     menu.x_shift = menu.x, menu.y_shift = menu.y;
 961     if (menu.x + menu.width > screen->getWidth()) {
 962       menu.x_shift = screen->getWidth() - menu.width -
 963         screen->getBorderWidth();
 964       shifted = True;
 965     } else if (menu.x < 0) {
 966       menu.x_shift = -screen->getBorderWidth();
 967       shifted = True;
 968     }
 969
 970     if (menu.y + menu.height > screen->getHeight()) {
 971       menu.y_shift = screen->getHeight() - menu.height -
 972         screen->getBorderWidth();
 973       shifted = True;
 974     } else if (menu.y + static_cast<signed>(menu.title_h) < 0) {
 975       menu.y_shift = -screen->getBorderWidth();
 976       shifted = True;
 977     }
 978
 979     if (shifted)
 980       XMoveWindow(display, menu.window, menu.x_shift, menu.y_shift);
 981
 982     if (which_sub != -1) {
 983       BasemenuItem *tmp = find(which_sub);
 984       if (tmp->submenu()->isVisible()) {
 985         int sbl = (ce->x / menu.item_w), i = (ce->y / menu.item_h),
 986           w = (sbl * menu.persub) + i;
 987
 988         if (w != which_sub && (! tmp->submenu()->isTorn())) {
 989           tmp->submenu()->internal_hide();
 990
 991           drawItem(which_sub, False, True);
 992           which_sub = -1;
 993         }
 994       }
 995     }
 996   }
 997 }
 998
 999
1000 void Basemenu::leaveNotifyEvent(XCrossingEvent *ce) {
1001   if (ce->window == menu.frame) {
1002     if (which_press != -1 && which_sbl != -1 && menuitems.size() > 0) {
1003       int p = (which_sbl * menu.persub) + which_press;
1004
1005       drawItem(p, (p == which_sub), True);
1006
1007       which_sbl = which_press = -1;
1008     }
1009
1010     if (shifted) {
1011       XMoveWindow(display, menu.window, menu.x, menu.y);
1012       shifted = False;
1013
1014       if (which_sub != -1) drawSubmenu(which_sub);
1015     }
1016   }
1017 }
1018
1019
1020 void Basemenu::reconfigure(void) {
1021   XSetWindowBackground(display, menu.window,
1022                        screen->getBorderColor()->pixel());
1023   XSetWindowBorder(display, menu.window,
1024                    screen->getBorderColor()->pixel());
1025   XSetWindowBorderWidth(display, menu.window, screen->getBorderWidth());
1026
1027   menu.bevel_w = screen->getBevelWidth();
1028   update();
1029 }
1030
1031
1032 void Basemenu::changeItemLabel(unsigned int index, const string& label) {
1033   BasemenuItem *item = find(index);
1034   assert(item);
1035   item->newLabel(label);
1036 }