Dogcows Code - chaz/openbox/blob - src/Basemenu.cc

   1 // Basemenu.cc for Openbox
   2 // Copyright (c) 2001 Sean 'Shaleh' Perry <shaleh@debian.org>
   3 // Copyright (c) 1997 - 2000 Brad Hughes (bhughes@tcac.net)
   4 //
   5 // Permission is hereby granted, free of charge, to any person obtaining a
   6 // copy of this software and associated documentation files (the "Software"),
   7 // to deal in the Software without restriction, including without limitation
   8 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9 // and/or sell copies of the Software, and to permit persons to whom the
  10 // Software is furnished to do so, subject to the following conditions:
  11 //
  12 // The above copyright notice and this permission notice shall be included in
  13 // all copies or substantial portions of the Software.
  14 //
  15 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  21 // DEALINGS IN THE SOFTWARE.
  22
  23 // stupid macros needed to access some functions in version 2 of the GNU C
  24 // library
  25 #ifndef   _GNU_SOURCE
  26 #define   _GNU_SOURCE
  27 #endif // _GNU_SOURCE
  28
  29 #ifdef    HAVE_CONFIG_H
  30 #  include "../config.h"
  31 #endif // HAVE_CONFIG_H
  32
  33 #ifdef    HAVE_STDIO_H
  34 #  include <stdio.h>
  35 #endif // HAVE_STDIO_H
  36
  37 #ifdef    STDC_HEADERS
  38 #  include <stdlib.h>
  39 #  include <string.h>
  40 #endif // STDC_HEADERS
  41
  42 #include <algorithm>
  43 using namespace std;
  44
  45 #include "i18n.h"
  46 #include "openbox.h"
  47 #include "Basemenu.h"
  48 #include "Screen.h"
  49
  50 static Basemenu *shown = (Basemenu *) 0;
  51
  52 Basemenu::Basemenu(BScreen &scrn) : screen(scrn), openbox(scrn.getOpenbox()) {
  53   image_ctrl = screen.getImageControl();
  54   display = openbox.getXDisplay();
  55   parent = (Basemenu *) 0;
  56   alignment = AlignDontCare;
  57
  58   title_vis =
  59     movable =
  60     hide_tree = True;
  61
  62   shifted =
  63     internal_menu =
  64     moving =
  65     torn =
  66     visible = False;
  67
  68   menu.x =
  69     menu.y =
  70     menu.x_shift =
  71     menu.y_shift =
  72     menu.x_move =
  73     menu.y_move = 0;
  74
  75   which_sub =
  76     which_press =
  77     which_sbl = -1;
  78
  79   menu.frame_pixmap =
  80     menu.title_pixmap =
  81     menu.hilite_pixmap =
  82     menu.sel_pixmap = None;
  83
  84   menu.bevel_w = screen.getBevelWidth();
  85
  86   if (i18n->multibyte())
  87     menu.width = menu.title_h = menu.item_w = menu.frame_h =
  88       screen.getMenuStyle()->t_fontset_extents->max_ink_extent.height +
  89         (menu.bevel_w  * 2);
  90   else
  91     menu.width = menu.title_h = menu.item_w = menu.frame_h =
  92       screen.getMenuStyle()->t_font->ascent +
  93         screen.getMenuStyle()->t_font->descent + (menu.bevel_w * 2);
  94
  95   menu.label = 0;
  96
  97   menu.sublevels =
  98     menu.persub =
  99     menu.minsub = 0;
 100
 101   MenuStyle *style = screen.getMenuStyle();
 102   if (i18n->multibyte()) {
 103     menu.item_h = style->f_fontset_extents->max_ink_extent.height +
 104       (menu.bevel_w);
 105   } else {
 106     menu.item_h = style->f_font->ascent + style->f_font->descent +
 107                   (menu.bevel_w);
 108   }
 109
 110   menu.height = menu.title_h + screen.getBorderWidth() + menu.frame_h;
 111
 112   unsigned long attrib_mask = CWBackPixmap | CWBackPixel | CWBorderPixel |
 113                               CWColormap | CWOverrideRedirect | CWEventMask;
 114   XSetWindowAttributes attrib;
 115   attrib.background_pixmap = None;
 116   attrib.background_pixel = attrib.border_pixel =
 117                             screen.getBorderColor()->getPixel();
 118   attrib.colormap = screen.getColormap();
 119   attrib.override_redirect = True;
 120   attrib.event_mask = ButtonPressMask | ButtonReleaseMask |
 121                       ButtonMotionMask | ExposureMask;
 122
 123   menu.window =
 124     XCreateWindow(display, screen.getRootWindow(), menu.x, menu.y, menu.width,
 125                   menu.height, screen.getBorderWidth(), screen.getDepth(),
 126                   InputOutput, screen.getVisual(), attrib_mask, &attrib);
 127   openbox.saveMenuSearch(menu.window, this);
 128
 129   attrib_mask = CWBackPixmap | CWBackPixel | CWBorderPixel | CWEventMask;
 130   attrib.background_pixel = screen.getBorderColor()->getPixel();
 131   attrib.event_mask |= EnterWindowMask | LeaveWindowMask;
 132
 133   menu.title =
 134     XCreateWindow(display, menu.window, 0, 0, menu.width, menu.height, 0,
 135                   screen.getDepth(), InputOutput, screen.getVisual(),
 136                   attrib_mask, &attrib);
 137   openbox.saveMenuSearch(menu.title, this);
 138
 139   attrib.event_mask |= PointerMotionMask;
 140   menu.frame = XCreateWindow(display, menu.window, 0,
 141                              menu.title_h + screen.getBorderWidth(),
 142                              menu.width, menu.frame_h, 0,
 143                              screen.getDepth(), InputOutput,
 144                              screen.getVisual(), attrib_mask, &attrib);
 145   openbox.saveMenuSearch(menu.frame, this);
 146
 147   menuitems = new LinkedList<BasemenuItem>;
 148
 149   // even though this is the end of the constructor the menu is still not
 150   // completely created.  items must be inserted and it must be update()'d
 151 }
 152
 153
 154 Basemenu::~Basemenu(void) {
 155   XUnmapWindow(display, menu.window);
 156
 157   if (shown && shown->getWindowID() == getWindowID())
 158     shown = (Basemenu *) 0;
 159
 160   int n = menuitems->count();
 161   for (int i = 0; i < n; ++i)
 162     remove(0);
 163
 164   delete menuitems;
 165
 166   if (menu.label)
 167     delete [] menu.label;
 168
 169   if (menu.title_pixmap)
 170     image_ctrl->removeImage(menu.title_pixmap);
 171
 172   if (menu.frame_pixmap)
 173     image_ctrl->removeImage(menu.frame_pixmap);
 174
 175   if (menu.hilite_pixmap)
 176     image_ctrl->removeImage(menu.hilite_pixmap);
 177
 178   if (menu.sel_pixmap)
 179     image_ctrl->removeImage(menu.sel_pixmap);
 180
 181   openbox.removeMenuSearch(menu.title);
 182   XDestroyWindow(display, menu.title);
 183
 184   openbox.removeMenuSearch(menu.frame);
 185   XDestroyWindow(display, menu.frame);
 186
 187   openbox.removeMenuSearch(menu.window);
 188   XDestroyWindow(display, menu.window);
 189 }
 190
 191
 192 int Basemenu::insert(const char *l, int function, const char *e, int pos) {
 193   char *label = 0, *exec = 0;
 194
 195   if (l) label = bstrdup(l);
 196   if (e) exec = bstrdup(e);
 197
 198   BasemenuItem *item = new BasemenuItem(label, function, exec);
 199   menuitems->insert(item, pos);
 200
 201   return menuitems->count();
 202 }
 203
 204
 205 int Basemenu::insert(const char *l, Basemenu *submenu, int pos) {
 206   char *label = 0;
 207
 208   if (l) label = bstrdup(l);
 209
 210   BasemenuItem *item = new BasemenuItem(label, submenu);
 211   menuitems->insert(item, pos);
 212
 213   submenu->parent = this;
 214
 215   return menuitems->count();
 216 }
 217
 218
 219 int Basemenu::insert(const char **ulabel, int pos, int function) {
 220   BasemenuItem *item = new BasemenuItem(ulabel, function);
 221   menuitems->insert(item, pos);
 222
 223   return menuitems->count();
 224 }
 225
 226
 227 int Basemenu::remove(int index) {
 228   if (index < 0 || index > menuitems->count()) return -1;
 229
 230   BasemenuItem *item = menuitems->remove(index);
 231
 232   if (item) {
 233     if ((! internal_menu) && (item->submenu())) {
 234       Basemenu *tmp = (Basemenu *) item->submenu();
 235
 236       if (! tmp->internal_menu) {
 237         delete tmp;
 238       } else {
 239         tmp->internal_hide();
 240       }
 241     }
 242
 243     if (item->label())
 244       delete [] item->label();
 245
 246     if (item->exec())
 247       delete [] item->exec();
 248
 249     delete item;
 250   }
 251
 252   if (which_sub == index)
 253     which_sub = -1;
 254   else if (which_sub > index)
 255     which_sub--;
 256
 257   return menuitems->count();
 258 }
 259
 260
 261 void Basemenu::update(void) {
 262   MenuStyle *style = screen.getMenuStyle();
 263   if (i18n->multibyte()) {
 264     menu.item_h = style->f_fontset_extents->max_ink_extent.height +
 265                   menu.bevel_w;
 266     menu.title_h = style->t_fontset_extents->max_ink_extent.height +
 267                    (menu.bevel_w * 2);
 268   } else {
 269     menu.item_h = style->f_font->ascent + style->f_font->descent +
 270                   menu.bevel_w;
 271     menu.title_h = style->t_font->ascent + style->t_font->descent +
 272                    (menu.bevel_w * 2);
 273   }
 274
 275   if (title_vis) {
 276     const char *s = (menu.label) ? menu.label :
 277                     i18n->getMessage(BasemenuSet, BasemenuOpenboxMenu,
 278                                      "Openbox Menu");
 279     int l = strlen(s);
 280
 281
 282     if (i18n->multibyte()) {
 283       XRectangle ink, logical;
 284       XmbTextExtents(screen.getMenuStyle()->t_fontset, s, l, &ink, &logical);
 285       menu.item_w = logical.width;
 286     } else {
 287       menu.item_w = XTextWidth(screen.getMenuStyle()->t_font, s, l);
 288     }
 289
 290     menu.item_w += (menu.bevel_w * 2);
 291   }  else {
 292     menu.item_w = 1;
 293   }
 294
 295   int ii = 0;
 296   LinkedListIterator<BasemenuItem> it(menuitems);
 297   for (BasemenuItem *tmp = it.current(); tmp; it++, tmp = it.current()) {
 298     const char *s = ((tmp->u && *tmp->u) ? *tmp->u :
 299                      ((tmp->l) ? tmp->l : (const char *) 0));
 300     int l = strlen(s);
 301
 302     if (i18n->multibyte()) {
 303       XRectangle ink, logical;
 304       XmbTextExtents(screen.getMenuStyle()->f_fontset, s, l, &ink, &logical);
 305       ii = logical.width;
 306     } else
 307       ii = XTextWidth(screen.getMenuStyle()->f_font, s, l);
 308
 309     ii += (menu.bevel_w * 2) + (menu.item_h * 2);
 310
 311     menu.item_w = ((menu.item_w < (unsigned int) ii) ? ii : menu.item_w);
 312   }
 313
 314   if (menuitems->count()) {
 315     menu.sublevels = 1;
 316
 317     while (((menu.item_h * (menuitems->count() + 1) / menu.sublevels)
 318             + menu.title_h + screen.getBorderWidth()) >
 319            screen.getHeight())
 320       menu.sublevels++;
 321
 322     if (menu.sublevels < menu.minsub) menu.sublevels = menu.minsub;
 323
 324     menu.persub = menuitems->count() / menu.sublevels;
 325     if (menuitems->count() % menu.sublevels) menu.persub++;
 326   } else {
 327     menu.sublevels = 0;
 328     menu.persub = 0;
 329   }
 330
 331   menu.width = (menu.sublevels * (menu.item_w));
 332   if (! menu.width) menu.width = menu.item_w;
 333
 334   menu.frame_h = (menu.item_h * menu.persub);
 335   menu.height = ((title_vis) ? menu.title_h + screen.getBorderWidth() : 0) +
 336                 menu.frame_h;
 337   if (! menu.frame_h) menu.frame_h = 1;
 338   if (menu.height < 1) menu.height = 1;
 339
 340   Pixmap tmp;
 341   BTexture *texture;
 342   if (title_vis) {
 343     tmp = menu.title_pixmap;
 344     texture = &(screen.getMenuStyle()->title);
 345     if (texture->getTexture() == (BImage_Flat | BImage_Solid)) {
 346       menu.title_pixmap = None;
 347       XSetWindowBackground(display, menu.title,
 348                            texture->getColor()->getPixel());
 349     } else {
 350       menu.title_pixmap =
 351         image_ctrl->renderImage(menu.width, menu.title_h, texture);
 352       XSetWindowBackgroundPixmap(display, menu.title, menu.title_pixmap);
 353     }
 354     if (tmp) image_ctrl->removeImage(tmp);
 355     XClearWindow(display, menu.title);
 356   }
 357
 358   tmp = menu.frame_pixmap;
 359   texture = &(screen.getMenuStyle()->frame);
 360   if (texture->getTexture() == (BImage_Flat | BImage_Solid)) {
 361     menu.frame_pixmap = None;
 362     XSetWindowBackground(display, menu.frame,
 363                          texture->getColor()->getPixel());
 364   } else {
 365     menu.frame_pixmap =
 366       image_ctrl->renderImage(menu.width, menu.frame_h, texture);
 367     XSetWindowBackgroundPixmap(display, menu.frame, menu.frame_pixmap);
 368   }
 369   if (tmp) image_ctrl->removeImage(tmp);
 370
 371   tmp = menu.hilite_pixmap;
 372   texture = &(screen.getMenuStyle()->hilite);
 373   if (texture->getTexture() == (BImage_Flat | BImage_Solid)) {
 374     menu.hilite_pixmap = None;
 375   } else {
 376     menu.hilite_pixmap =
 377       image_ctrl->renderImage(menu.item_w, menu.item_h, texture);
 378   }
 379   if (tmp) image_ctrl->removeImage(tmp);
 380
 381   tmp = menu.sel_pixmap;
 382   if (texture->getTexture() == (BImage_Flat | BImage_Solid)) {
 383     menu.sel_pixmap = None;
 384   } else {
 385     int hw = menu.item_h / 2;
 386     menu.sel_pixmap =
 387       image_ctrl->renderImage(hw, hw, texture);
 388   }
 389   if (tmp) image_ctrl->removeImage(tmp);
 390
 391   XResizeWindow(display, menu.window, menu.width, menu.height);
 392
 393   if (title_vis)
 394     XResizeWindow(display, menu.title, menu.width, menu.title_h);
 395
 396   XMoveResizeWindow(display, menu.frame, 0,
 397                     ((title_vis) ? menu.title_h +
 398                      screen.getBorderWidth() : 0), menu.width,
 399                     menu.frame_h);
 400
 401   XClearWindow(display, menu.window);
 402   XClearWindow(display, menu.title);
 403   XClearWindow(display, menu.frame);
 404
 405   if (title_vis && visible) redrawTitle();
 406
 407   for (int i = 0; visible && i < menuitems->count(); i++) {
 408     if (i == which_sub) {
 409       drawItem(i, True, 0);
 410       drawSubmenu(i);
 411     } else {
 412       drawItem(i, False, 0);
 413     }
 414   }
 415
 416   if (parent && visible)
 417     parent->drawSubmenu(parent->which_sub);
 418
 419   XMapSubwindows(display, menu.window);
 420 }
 421
 422
 423 void Basemenu::show(void) {
 424   XMapSubwindows(display, menu.window);
 425   XMapWindow(display, menu.window);
 426   visible = True;
 427
 428   if (! parent) {
 429     if (shown && (! shown->torn))
 430        shown->hide();
 431
 432     shown = this;
 433   }
 434 }
 435
 436
 437 void Basemenu::hide(void) {
 438   if ((! torn) && hide_tree && parent && parent->isVisible()) {
 439     Basemenu *p = parent;
 440
 441     while (p->isVisible() && (! p->torn) && p->parent) p = p->parent;
 442     p->internal_hide();
 443   } else {
 444     internal_hide();
 445   }
 446 }
 447
 448
 449 void Basemenu::internal_hide(void) {
 450   if (which_sub != -1) {
 451     BasemenuItem *tmp = menuitems->find(which_sub);
 452     tmp->submenu()->internal_hide();
 453   }
 454
 455   if (parent && (! torn)) {
 456     parent->drawItem(parent->which_sub, False, True);
 457
 458     parent->which_sub = -1;
 459   } else if (shown && shown->menu.window == menu.window) {
 460     shown = (Basemenu *) 0;
 461   }
 462
 463   torn = visible = False;
 464   which_sub = which_press = which_sub = -1;
 465
 466   XUnmapWindow(display, menu.window);
 467 }
 468
 469
 470 void Basemenu::move(int x, int y) {
 471   menu.x = x;
 472   menu.y = y;
 473   XMoveWindow(display, menu.window, x, y);
 474   if (which_sub != -1)
 475     drawSubmenu(which_sub);
 476 }
 477
 478
 479 void Basemenu::redrawTitle(void) {
 480   char *text = (char *) ((menu.label) ? menu.label :
 481                          i18n->getMessage(BasemenuSet, BasemenuOpenboxMenu,
 482                                           "Openbox Menu"));
 483   int dx = menu.bevel_w, len = strlen(text);
 484   unsigned int l;
 485
 486   if (i18n->multibyte()) {
 487     XRectangle ink, logical;
 488     XmbTextExtents(screen.getMenuStyle()->t_fontset, text, len, &ink, &logical);
 489     l = logical.width;
 490   } else {
 491     l = XTextWidth(screen.getMenuStyle()->t_font, text, len);
 492   }
 493
 494   l +=  (menu.bevel_w * 2);
 495
 496   switch (screen.getMenuStyle()->t_justify) {
 497   case BScreen::RightJustify:
 498     dx += menu.width - l;
 499     break;
 500
 501   case BScreen::CenterJustify:
 502     dx += (menu.width - l) / 2;
 503     break;
 504   }
 505
 506   MenuStyle *style = screen.getMenuStyle();
 507   if (i18n->multibyte())
 508     XmbDrawString(display, menu.title, style->t_fontset, style->t_text_gc, dx,
 509                   (menu.bevel_w - style->t_fontset_extents->max_ink_extent.y),
 510                   text, len);
 511   else
 512     XDrawString(display, menu.title, style->t_text_gc, dx,
 513                 (style->t_font->ascent + menu.bevel_w), text, len);
 514 }
 515
 516
 517 void Basemenu::drawSubmenu(int index) {
 518   if (which_sub != -1 && which_sub != index) {
 519     BasemenuItem *itmp = menuitems->find(which_sub);
 520
 521     if (! itmp->submenu()->isTorn())
 522       itmp->submenu()->internal_hide();
 523   }
 524
 525   if (index >= 0 && index < menuitems->count()) {
 526     BasemenuItem *item = menuitems->find(index);
 527     if (item->submenu() && visible && (! item->submenu()->isTorn()) &&
 528         item->isEnabled()) {
 529       if (item->submenu()->parent != this) item->submenu()->parent = this;
 530       int sbl = index / menu.persub, i = index - (sbl * menu.persub),
 531             x = menu.x +
 532                 ((menu.item_w * (sbl + 1)) + screen.getBorderWidth()), y;
 533
 534       if (alignment == AlignTop)
 535         y = (((shifted) ? menu.y_shift : menu.y) +
 536              ((title_vis) ? menu.title_h + screen.getBorderWidth() : 0) -
 537              ((item->submenu()->title_vis) ?
 538               item->submenu()->menu.title_h + screen.getBorderWidth() : 0));
 539       else
 540         y = (((shifted) ? menu.y_shift : menu.y) +
 541              (menu.item_h * i) +
 542              ((title_vis) ? menu.title_h + screen.getBorderWidth() : 0) -
 543              ((item->submenu()->title_vis) ?
 544               item->submenu()->menu.title_h + screen.getBorderWidth() : 0));
 545
 546       if (alignment == AlignBottom &&
 547           (y + item->submenu()->menu.height) > ((shifted) ? menu.y_shift :
 548                                                 menu.y) + menu.height)
 549         y = (((shifted) ? menu.y_shift : menu.y) +
 550              menu.height - item->submenu()->menu.height);
 551
 552       if ((x + item->submenu()->getWidth()) > screen.getWidth()) {
 553         x = ((shifted) ? menu.x_shift : menu.x) -
 554             item->submenu()->getWidth() - screen.getBorderWidth();
 555       }
 556
 557       if (x < 0) x = 0;
 558
 559       if ((y + item->submenu()->getHeight()) > screen.getHeight())
 560         y = screen.getHeight() - item->submenu()->getHeight() -
 561             (screen.getBorderWidth() * 2);
 562       if (y < 0) y = 0;
 563
 564       item->submenu()->move(x, y);
 565       if (! moving) drawItem(index, True);
 566
 567       if (! item->submenu()->isVisible())
 568         item->submenu()->show();
 569       item->submenu()->moving = moving;
 570       which_sub = index;
 571     } else {
 572       which_sub = -1;
 573     }
 574   }
 575 }
 576
 577
 578 Bool Basemenu::hasSubmenu(int index) {
 579   if ((index >= 0) && (index < menuitems->count()))
 580     if (menuitems->find(index)->submenu())
 581       return True;
 582
 583   return False;
 584 }
 585
 586
 587 void Basemenu::drawItem(int index, Bool highlight, Bool clear,
 588                         int x, int y, unsigned int w, unsigned int h)
 589 {
 590   if (index < 0 || index > menuitems->count()) return;
 591
 592   BasemenuItem *item = menuitems->find(index);
 593   if (! item) return;
 594
 595   Bool dotext = True, dohilite = True, dosel = True;
 596   const char *text = (item->ulabel()) ? *item->ulabel() : item->label();
 597   int sbl = index / menu.persub, i = index - (sbl * menu.persub);
 598   int item_x = (sbl * menu.item_w), item_y = (i * menu.item_h);
 599   int hilite_x = item_x, hilite_y = item_y, hoff_x = 0, hoff_y = 0;
 600   int text_x = 0, text_y = 0, len = strlen(text), sel_x = 0, sel_y = 0;
 601   unsigned int hilite_w = menu.item_w, hilite_h = menu.item_h, text_w = 0,
 602     text_h = 0;
 603   unsigned int half_w = menu.item_h / 2, quarter_w = menu.item_h / 4;
 604
 605   if (text) {
 606     if (i18n->multibyte()) {
 607       XRectangle ink, logical;
 608       XmbTextExtents(screen.getMenuStyle()->f_fontset,
 609                      text, len, &ink, &logical);
 610       text_w = logical.width;
 611       text_y = item_y + (menu.bevel_w / 2) -
 612                screen.getMenuStyle()->f_fontset_extents->max_ink_extent.y;
 613     } else {
 614       text_w = XTextWidth(screen.getMenuStyle()->f_font, text, len);
 615       text_y =  item_y +
 616                 screen.getMenuStyle()->f_font->ascent +
 617                 (menu.bevel_w / 2);
 618     }
 619
 620     switch(screen.getMenuStyle()->f_justify) {
 621     case BScreen::LeftJustify:
 622       text_x = item_x + menu.bevel_w + menu.item_h + 1;
 623       break;
 624
 625     case BScreen::RightJustify:
 626       text_x = item_x + menu.item_w - (menu.item_h + menu.bevel_w + text_w);
 627       break;
 628
 629     case BScreen::CenterJustify:
 630       text_x = item_x + ((menu.item_w + 1 - text_w) / 2);
 631       break;
 632     }
 633
 634     text_h = menu.item_h - menu.bevel_w;
 635   }
 636
 637   GC gc =
 638     ((highlight || item->isSelected()) ? screen.getMenuStyle()->h_text_gc :
 639      screen.getMenuStyle()->f_text_gc),
 640     tgc =
 641     ((highlight) ? screen.getMenuStyle()->h_text_gc :
 642      ((item->isEnabled()) ? screen.getMenuStyle()->f_text_gc :
 643       screen.getMenuStyle()->d_text_gc));
 644
 645   sel_x = item_x;
 646   if (screen.getMenuStyle()->bullet_pos == Right)
 647     sel_x += (menu.item_w - menu.item_h - menu.bevel_w);
 648   sel_x += quarter_w;
 649   sel_y = item_y + quarter_w;
 650
 651   if (clear) {
 652     XClearArea(display, menu.frame, item_x, item_y, menu.item_w, menu.item_h,
 653                False);
 654   } else if (! (x == y && y == -1 && w == h && h == 0)) {
 655     // calculate the which part of the hilite to redraw
 656     if (! (max(item_x, x) <= (signed) min(item_x + menu.item_w, x + w) &&
 657            max(item_y, y) <= (signed) min(item_y + menu.item_h, y + h))) {
 658       dohilite = False;
 659     } else {
 660       hilite_x = max(item_x, x);
 661       hilite_y = max(item_y, y);
 662       hilite_w = min(item_x + menu.item_w, x + w) - hilite_x;
 663       hilite_h = min(item_y + menu.item_h, y + h) - hilite_y;
 664       hoff_x = hilite_x % menu.item_w;
 665       hoff_y = hilite_y % menu.item_h;
 666     }
 667
 668     // check if we need to redraw the text
 669     int text_ry = item_y + (menu.bevel_w / 2);
 670     if (! (max(text_x, x) <= (signed) min(text_x + text_w, x + w) &&
 671            max(text_ry, y) <= (signed) min(text_ry + text_h, y + h)))
 672       dotext = False;
 673
 674     // check if we need to redraw the select pixmap/menu bullet
 675     if (! (max(sel_x, x) <= (signed) min(sel_x + half_w, x + w) &&
 676            max(sel_y, y) <= (signed) min(sel_y + half_w, y + h)))
 677       dosel = False;
 678   }
 679
 680   if (dohilite && highlight && (menu.hilite_pixmap != ParentRelative)) {
 681     if (menu.hilite_pixmap)
 682       XCopyArea(display, menu.hilite_pixmap, menu.frame,
 683                 screen.getMenuStyle()->hilite_gc, hoff_x, hoff_y,
 684                 hilite_w, hilite_h, hilite_x, hilite_y);
 685     else
 686       XFillRectangle(display, menu.frame,
 687                      screen.getMenuStyle()->hilite_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,
 693                 screen.getMenuStyle()->hilite_gc, 0, 0,
 694                 half_w, half_w, sel_x, sel_y);
 695     else
 696       XFillRectangle(display, menu.frame,
 697                      screen.getMenuStyle()->hilite_gc,
 698                      sel_x, sel_y, half_w, half_w);
 699   }
 700
 701   if (dotext && text) {
 702     if (i18n->multibyte())
 703       XmbDrawString(display, menu.frame, screen.getMenuStyle()->f_fontset,
 704                     tgc, text_x, text_y, text, len);
 705     else
 706       XDrawString(display, menu.frame, tgc, text_x, text_y, text, len);
 707   }
 708
 709   if (dosel && item->submenu()) {
 710     switch (screen.getMenuStyle()->bullet) {
 711     case Square:
 712       XDrawRectangle(display, menu.frame, gc, sel_x, sel_y, half_w, half_w);
 713       break;
 714
 715     case Triangle:
 716       XPoint tri[3];
 717
 718       if (screen.getMenuStyle()->bullet_pos == Right) {
 719         tri[0].x = sel_x + quarter_w - 2;
 720         tri[0].y = sel_y + quarter_w - 2;
 721         tri[1].x = 4;
 722         tri[1].y = 2;
 723         tri[2].x = -4;
 724         tri[2].y = 2;
 725       } else {
 726         tri[0].x = sel_x + quarter_w - 2;
 727         tri[0].y = item_y + half_w;
 728         tri[1].x = 4;
 729         tri[1].y = 2;
 730         tri[2].x = 0;
 731         tri[2].y = -4;
 732       }
 733
 734       XFillPolygon(display, menu.frame, gc, tri, 3, Convex,
 735                    CoordModePrevious);
 736       break;
 737
 738     case Diamond:
 739       XPoint dia[4];
 740
 741       dia[0].x = sel_x + quarter_w - 3;
 742       dia[0].y = item_y + half_w;
 743       dia[1].x = 3;
 744       dia[1].y = -3;
 745       dia[2].x = 3;
 746       dia[2].y = 3;
 747       dia[3].x = -3;
 748       dia[3].y = 3;
 749
 750       XFillPolygon(display, menu.frame, gc, dia, 4, Convex,
 751                    CoordModePrevious);
 752       break;
 753     }
 754   }
 755 }
 756
 757
 758 void Basemenu::setLabel(const char *l) {
 759   if (menu.label)
 760     delete [] menu.label;
 761
 762   if (l) menu.label = bstrdup(l);
 763   else menu.label = 0;
 764 }
 765
 766
 767 void Basemenu::setItemSelected(int index, Bool sel) {
 768   if (index < 0 || index >= menuitems->count()) return;
 769
 770   BasemenuItem *item = find(index);
 771   if (! item) return;
 772
 773   item->setSelected(sel);
 774   if (visible) drawItem(index, (index == which_sub), True);
 775 }
 776
 777
 778 Bool Basemenu::isItemSelected(int index) {
 779   if (index < 0 || index >= menuitems->count()) return False;
 780
 781   BasemenuItem *item = find(index);
 782   if (! item) return False;
 783
 784   return item->isSelected();
 785 }
 786
 787
 788 void Basemenu::setItemEnabled(int index, Bool enable) {
 789   if (index < 0 || index >= menuitems->count()) return;
 790
 791   BasemenuItem *item = find(index);
 792   if (! item) return;
 793
 794   item->setEnabled(enable);
 795   if (visible) drawItem(index, (index == which_sub), True);
 796 }
 797
 798
 799 Bool Basemenu::isItemEnabled(int index) {
 800   if (index < 0 || index >= menuitems->count()) return False;
 801
 802   BasemenuItem *item = find(index);
 803   if (! item) return False;
 804
 805   return item->isEnabled();
 806 }
 807
 808
 809 void Basemenu::buttonPressEvent(XButtonEvent *be) {
 810   if (be->window == menu.frame) {
 811     int sbl = (be->x / menu.item_w), i = (be->y / menu.item_h);
 812     int w = (sbl * menu.persub) + i;
 813
 814     if (w < menuitems->count() && w >= 0) {
 815       which_press = i;
 816       which_sbl = sbl;
 817
 818       BasemenuItem *item = menuitems->find(w);
 819
 820       if (item->submenu())
 821         drawSubmenu(w);
 822       else
 823         drawItem(w, (item->isEnabled()), True);
 824     }
 825   } else {
 826     menu.x_move = be->x_root - menu.x;
 827     menu.y_move = be->y_root - menu.y;
 828   }
 829 }
 830
 831
 832 void Basemenu::buttonReleaseEvent(XButtonEvent *re) {
 833   if (re->window == menu.title) {
 834     if (moving) {
 835       moving = False;
 836
 837       if (which_sub != -1)
 838         drawSubmenu(which_sub);
 839     }
 840
 841     if (re->x >= 0 && re->x <= (signed) menu.width &&
 842         re->y >= 0 && re->y <= (signed) menu.title_h)
 843       if (re->button == 3)
 844         hide();
 845   } else if (re->window == menu.frame &&
 846              re->x >= 0 && re->x < (signed) menu.width &&
 847              re->y >= 0 && re->y < (signed) menu.frame_h) {
 848     if (re->button == 3) {
 849       hide();
 850     } else {
 851       int sbl = (re->x / menu.item_w), i = (re->y / menu.item_h),
 852            ix = sbl * menu.item_w, iy = i * menu.item_h,
 853             w = (sbl * menu.persub) + i,
 854             p = (which_sbl * menu.persub) + which_press;
 855
 856       if (w < menuitems->count() && w >= 0) {
 857         drawItem(p, (p == which_sub), True);
 858
 859         if  (p == w && isItemEnabled(w)) {
 860           if (re->x > ix && re->x < (signed) (ix + menu.item_w) &&
 861               re->y > iy && re->y < (signed) (iy + menu.item_h)) {
 862             itemSelected(re->button, w);
 863           }
 864         }
 865       } else
 866         drawItem(p, False, True);
 867     }
 868   }
 869 }
 870
 871
 872 void Basemenu::motionNotifyEvent(XMotionEvent *me) {
 873   if (me->window == menu.title && (me->state & Button1Mask)) {
 874     if (movable) {
 875       if (! moving) {
 876         if (parent && (! torn)) {
 877           parent->drawItem(parent->which_sub, False, True);
 878           parent->which_sub = -1;
 879         }
 880
 881         moving = torn = True;
 882
 883         if (which_sub != -1)
 884           drawSubmenu(which_sub);
 885       } else {
 886         menu.x = me->x_root - menu.x_move,
 887         menu.y = me->y_root - menu.y_move;
 888
 889         XMoveWindow(display, menu.window, menu.x, menu.y);
 890
 891         if (which_sub != -1)
 892           drawSubmenu(which_sub);
 893       }
 894     }
 895   } else if ((! (me->state & Button1Mask)) && me->window == menu.frame &&
 896              me->x >= 0 && me->x < (signed) menu.width &&
 897              me->y >= 0 && me->y < (signed) menu.frame_h) {
 898     int sbl = (me->x / menu.item_w), i = (me->y / menu.item_h),
 899           w = (sbl * menu.persub) + i;
 900
 901     if ((i != which_press || sbl != which_sbl) &&
 902         (w < menuitems->count() && w >= 0)) {
 903       if (which_press != -1 && which_sbl != -1) {
 904         int p = (which_sbl * menu.persub) + which_press;
 905         BasemenuItem *item = menuitems->find(p);
 906
 907         drawItem(p, False, True);
 908         if (item->submenu())
 909           if (item->submenu()->isVisible() &&
 910               (! item->submenu()->isTorn())) {
 911             item->submenu()->internal_hide();
 912             which_sub = -1;
 913           }
 914       }
 915
 916       which_press = i;
 917       which_sbl = sbl;
 918
 919       BasemenuItem *itmp = menuitems->find(w);
 920
 921       if (itmp->submenu())
 922         drawSubmenu(w);
 923       else
 924         drawItem(w, (itmp->isEnabled()), True);
 925     }
 926   }
 927 }
 928
 929
 930 void Basemenu::exposeEvent(XExposeEvent *ee) {
 931   if (ee->window == menu.title) {
 932     redrawTitle();
 933   } else if (ee->window == menu.frame) {
 934     // this is a compilicated algorithm... lets do it step by step...
 935     // first... we see in which sub level the expose starts... and how many
 936     // items down in that sublevel
 937
 938     int sbl = (ee->x / menu.item_w), id = (ee->y / menu.item_h),
 939       // next... figure out how many sublevels over the redraw spans
 940       sbl_d = ((ee->x + ee->width) / menu.item_w),
 941       // then we see how many items down to redraw
 942       id_d = ((ee->y + ee->height) / menu.item_h);
 943
 944     if (id_d > menu.persub) id_d = menu.persub;
 945
 946     // draw the sublevels and the number of items the exposure spans
 947     LinkedListIterator<BasemenuItem> it(menuitems);
 948     int i, ii;
 949     for (i = sbl; i <= sbl_d; i++) {
 950       // set the iterator to the first item in the sublevel needing redrawing
 951       it.set(id + (i * menu.persub));
 952       for (ii = id; ii <= id_d && it.current(); it++, ii++) {
 953         int index = ii + (i * menu.persub);
 954         // redraw the item
 955         drawItem(index, (which_sub == index), False,
 956                  ee->x, ee->y, ee->width, ee->height);
 957       }
 958     }
 959   }
 960 }
 961
 962
 963 void Basemenu::enterNotifyEvent(XCrossingEvent *ce) {
 964   if (ce->window == menu.frame) {
 965     menu.x_shift = menu.x, menu.y_shift = menu.y;
 966     if (menu.x + menu.width > screen.getWidth()) {
 967       menu.x_shift = screen.getWidth() - menu.width -
 968         screen.getBorderWidth();
 969       shifted = True;
 970     } else if (menu.x < 0) {
 971       menu.x_shift = -screen.getBorderWidth();
 972       shifted = True;
 973     }
 974
 975     if (menu.y + menu.height > screen.getHeight()) {
 976       menu.y_shift = screen.getHeight() - menu.height -
 977         screen.getBorderWidth();
 978       shifted = True;
 979     } else if (menu.y + (signed) menu.title_h < 0) {
 980       menu.y_shift = -screen.getBorderWidth();
 981       shifted = True;
 982     }
 983
 984     if (shifted)
 985       XMoveWindow(display, menu.window, menu.x_shift, menu.y_shift);
 986
 987     if (which_sub != -1) {
 988       BasemenuItem *tmp = menuitems->find(which_sub);
 989       if (tmp->submenu()->isVisible()) {
 990         int sbl = (ce->x / menu.item_w), i = (ce->y / menu.item_h),
 991           w = (sbl * menu.persub) + i;
 992
 993         if (w != which_sub && (! tmp->submenu()->isTorn())) {
 994           tmp->submenu()->internal_hide();
 995
 996           drawItem(which_sub, False, True);
 997           which_sub = -1;
 998         }
 999       }
1000     }
1001   }
1002 }
1003
1004
1005 void Basemenu::leaveNotifyEvent(XCrossingEvent *ce) {
1006   if (ce->window == menu.frame) {
1007     if (which_press != -1 && which_sbl != -1 && menuitems->count() > 0) {
1008       int p = (which_sbl * menu.persub) + which_press;
1009
1010       drawItem(p, (p == which_sub), True);
1011
1012       which_sbl = which_press = -1;
1013     }
1014
1015     if (shifted) {
1016       XMoveWindow(display, menu.window, menu.x, menu.y);
1017       shifted = False;
1018
1019       if (which_sub != -1) drawSubmenu(which_sub);
1020     }
1021   }
1022 }
1023
1024
1025 void Basemenu::reconfigure(void) {
1026   XSetWindowBackground(display, menu.window,
1027                        screen.getBorderColor()->getPixel());
1028   XSetWindowBorder(display, menu.window,
1029                    screen.getBorderColor()->getPixel());
1030   XSetWindowBorderWidth(display, menu.window, screen.getBorderWidth());
1031
1032   menu.bevel_w = screen.getBevelWidth();
1033   update();
1034 }