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    HAVE_STDLIB_H
  38 #  include <stdlib.h>
  39 #endif // HAVE_STDLIB_H
  40
  41 #ifdef    HAVE_STRING_H
  42 #  include <string.h>
  43 #endif // HAVE_STRING_H
  44
  45 #include <algorithm>
  46 using namespace std;
  47
  48 #include "i18n.h"
  49 #include "openbox.h"
  50 #include "Basemenu.h"
  51 #include "Screen.h"
  52
  53 static Basemenu *shown = (Basemenu *) 0;
  54
  55 Basemenu::Basemenu(BScreen &scrn) : openbox(scrn.getOpenbox()), screen(scrn) {
  56   image_ctrl = screen.getImageControl();
  57   display = openbox.getXDisplay();
  58   parent = (Basemenu *) 0;
  59   alignment = AlignDontCare;
  60
  61   title_vis =
  62     movable =
  63     hide_tree = True;
  64
  65   shifted =
  66     internal_menu =
  67     moving =
  68     torn =
  69     visible = False;
  70
  71   menu.x =
  72     menu.y =
  73     menu.x_shift =
  74     menu.y_shift =
  75     menu.x_move =
  76     menu.y_move = 0;
  77
  78   which_sub =
  79     which_press =
  80     which_sbl = -1;
  81
  82   menu.frame_pixmap =
  83     menu.title_pixmap =
  84     menu.hilite_pixmap =
  85     menu.sel_pixmap = None;
  86
  87   menu.bevel_w = screen.getBevelWidth();
  88
  89   if (i18n->multibyte())
  90     menu.width = menu.title_h = menu.item_w = menu.frame_h =
  91       screen.getMenuStyle()->t_fontset_extents->max_ink_extent.height +
  92         (menu.bevel_w  * 2);
  93   else
  94     menu.width = menu.title_h = menu.item_w = menu.frame_h =
  95       screen.getMenuStyle()->t_font->ascent +
  96         screen.getMenuStyle()->t_font->descent + (menu.bevel_w * 2);
  97
  98   menu.label = 0;
  99
 100   menu.sublevels =
 101     menu.persub =
 102     menu.minsub = 0;
 103
 104   MenuStyle *style = screen.getMenuStyle();
 105   if (i18n->multibyte()) {
 106     menu.item_h = style->f_fontset_extents->max_ink_extent.height +
 107       (menu.bevel_w);
 108   } else {
 109     menu.item_h = style->f_font->ascent + style->f_font->descent +
 110                   (menu.bevel_w);
 111   }
 112
 113   menu.height = menu.title_h + screen.getBorderWidth() + menu.frame_h;
 114
 115   unsigned long attrib_mask = CWBackPixmap | CWBackPixel | CWBorderPixel |
 116                               CWColormap | CWOverrideRedirect | CWEventMask;
 117   XSetWindowAttributes attrib;
 118   attrib.background_pixmap = None;
 119   attrib.background_pixel = attrib.border_pixel =
 120                             screen.getBorderColor()->getPixel();
 121   attrib.colormap = screen.getColormap();
 122   attrib.override_redirect = True;
 123   attrib.event_mask = ButtonPressMask | ButtonReleaseMask |
 124                       ButtonMotionMask | ExposureMask;
 125
 126   menu.window =
 127     XCreateWindow(display, screen.getRootWindow(), menu.x, menu.y, menu.width,
 128                   menu.height, screen.getBorderWidth(), screen.getDepth(),
 129                   InputOutput, screen.getVisual(), attrib_mask, &attrib);
 130   openbox.saveMenuSearch(menu.window, this);
 131
 132   attrib_mask = CWBackPixmap | CWBackPixel | CWBorderPixel | CWEventMask;
 133   attrib.background_pixel = screen.getBorderColor()->getPixel();
 134   attrib.event_mask |= EnterWindowMask | LeaveWindowMask;
 135
 136   menu.title =
 137     XCreateWindow(display, menu.window, 0, 0, menu.width, menu.height, 0,
 138                   screen.getDepth(), InputOutput, screen.getVisual(),
 139                   attrib_mask, &attrib);
 140   openbox.saveMenuSearch(menu.title, this);
 141
 142   attrib.event_mask |= PointerMotionMask;
 143   menu.frame = XCreateWindow(display, menu.window, 0,
 144                              menu.title_h + screen.getBorderWidth(),
 145                              menu.width, menu.frame_h, 0,
 146                              screen.getDepth(), InputOutput,
 147                              screen.getVisual(), attrib_mask, &attrib);
 148   openbox.saveMenuSearch(menu.frame, this);
 149
 150   // even though this is the end of the constructor the menu is still not
 151   // completely created.  items must be inserted and it must be update()'d
 152 }
 153
 154
 155 Basemenu::~Basemenu(void) {
 156   XUnmapWindow(display, menu.window);
 157
 158   if (shown && shown->getWindowID() == getWindowID())
 159     shown = (Basemenu *) 0;
 160
 161   while (!menuitems.empty()) {
 162     delete menuitems[0];
 163     menuitems.erase(menuitems.begin());
 164   }
 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   if (pos == -1)
 200     menuitems.push_back(item);
 201   else
 202     menuitems.insert(menuitems.begin() + pos, item);
 203
 204   return menuitems.size();
 205 }
 206
 207
 208 int Basemenu::insert(const char *l, Basemenu *submenu, int pos) {
 209   char *label = 0;
 210
 211   if (l) label = bstrdup(l);
 212
 213   BasemenuItem *item = new BasemenuItem(label, submenu);
 214   if (pos == -1)
 215     menuitems.push_back(item);
 216   else
 217     menuitems.insert(menuitems.begin() + pos, item);
 218
 219   submenu->parent = this;
 220
 221   return menuitems.size();
 222 }
 223
 224
 225 int Basemenu::insert(const char **ulabel, int pos, int function) {
 226   BasemenuItem *item = new BasemenuItem(ulabel, function);
 227   if (pos == -1)
 228     menuitems.push_back(item);
 229   else
 230     menuitems.insert(menuitems.begin() + pos, item);
 231
 232   return menuitems.size();
 233 }
 234
 235
 236 int Basemenu::remove(int index) {
 237   if (index < 0 || index > menuitems.size()) return -1;
 238
 239   BasemenuItem *item = menuitems[index];
 240   menuitems.erase(menuitems.begin() + index);
 241
 242   if (item) {
 243     if ((!internal_menu) && (item->submenu())) {
 244       Basemenu *tmp = (Basemenu *) item->submenu();
 245
 246       if (! tmp->internal_menu) {
 247         delete tmp;
 248       } else {
 249         tmp->internal_hide();
 250       }
 251     }
 252
 253     if (item->label())
 254       delete [] item->label();
 255
 256     if (item->exec())
 257       delete [] item->exec();
 258
 259     delete item;
 260   }
 261
 262   if (which_sub == index)
 263     which_sub = -1;
 264   else if (which_sub > index)
 265     which_sub--;
 266
 267   return menuitems.size();
 268 }
 269
 270
 271 void Basemenu::update(void) {
 272   MenuStyle *style = screen.getMenuStyle();
 273   if (i18n->multibyte()) {
 274     menu.item_h = style->f_fontset_extents->max_ink_extent.height +
 275                   menu.bevel_w;
 276     menu.title_h = style->t_fontset_extents->max_ink_extent.height +
 277                    (menu.bevel_w * 2);
 278   } else {
 279     menu.item_h = style->f_font->ascent + style->f_font->descent +
 280                   menu.bevel_w;
 281     menu.title_h = style->t_font->ascent + style->t_font->descent +
 282                    (menu.bevel_w * 2);
 283   }
 284
 285   if (title_vis) {
 286     const char *s = (menu.label) ? menu.label :
 287                     i18n->getMessage(BasemenuSet, BasemenuOpenboxMenu,
 288                                      "Openbox Menu");
 289     int l = strlen(s);
 290
 291
 292     if (i18n->multibyte()) {
 293       XRectangle ink, logical;
 294       XmbTextExtents(screen.getMenuStyle()->t_fontset, s, l, &ink, &logical);
 295       menu.item_w = logical.width;
 296     } else {
 297       menu.item_w = XTextWidth(screen.getMenuStyle()->t_font, s, l);
 298     }
 299
 300     menu.item_w += (menu.bevel_w * 2);
 301   }  else {
 302     menu.item_w = 1;
 303   }
 304
 305   int ii = 0;
 306   menuitemList::const_iterator it = menuitems.begin();
 307   for (; it != menuitems.end(); it++) {
 308     const char *s = (((*it)->u && *(*it)->u) ? *(*it)->u :
 309                      (((*it)->l) ? (*it)->l : (const char *) 0));
 310     int l = strlen(s);
 311
 312     if (i18n->multibyte()) {
 313       XRectangle ink, logical;
 314       XmbTextExtents(screen.getMenuStyle()->f_fontset, s, l, &ink, &logical);
 315       ii = logical.width;
 316     } else
 317       ii = XTextWidth(screen.getMenuStyle()->f_font, s, l);
 318
 319     ii += (menu.bevel_w * 2) + (menu.item_h * 2);
 320
 321     menu.item_w = ((menu.item_w < (unsigned int) ii) ? ii : menu.item_w);
 322   }
 323
 324   if (menuitems.size()) {
 325     menu.sublevels = 1;
 326
 327     while (((menu.item_h * (menuitems.size() + 1) / menu.sublevels)
 328             + menu.title_h + screen.getBorderWidth()) >
 329            screen.size().h())
 330       menu.sublevels++;
 331
 332     if (menu.sublevels < menu.minsub) menu.sublevels = menu.minsub;
 333
 334     menu.persub = menuitems.size() / menu.sublevels;
 335     if (menuitems.size() % menu.sublevels) menu.persub++;
 336   } else {
 337     menu.sublevels = 0;
 338     menu.persub = 0;
 339   }
 340
 341   menu.width = (menu.sublevels * (menu.item_w));
 342   if (! menu.width) menu.width = menu.item_w;
 343
 344   menu.frame_h = (menu.item_h * menu.persub);
 345   menu.height = ((title_vis) ? menu.title_h + screen.getBorderWidth() : 0) +
 346                 menu.frame_h;
 347   if (! menu.frame_h) menu.frame_h = 1;
 348   if (menu.height < 1) menu.height = 1;
 349
 350   Pixmap tmp;
 351   BTexture *texture;
 352   if (title_vis) {
 353     tmp = menu.title_pixmap;
 354     texture = &(screen.getMenuStyle()->title);
 355     if (texture->getTexture() == (BImage_Flat | BImage_Solid)) {
 356       menu.title_pixmap = None;
 357       XSetWindowBackground(display, menu.title,
 358                            texture->getColor()->getPixel());
 359     } else {
 360       menu.title_pixmap =
 361         image_ctrl->renderImage(menu.width, menu.title_h, texture);
 362       XSetWindowBackgroundPixmap(display, menu.title, menu.title_pixmap);
 363     }
 364     if (tmp) image_ctrl->removeImage(tmp);
 365     XClearWindow(display, menu.title);
 366   }
 367
 368   tmp = menu.frame_pixmap;
 369   texture = &(screen.getMenuStyle()->frame);
 370   if (texture->getTexture() == (BImage_Flat | BImage_Solid)) {
 371     menu.frame_pixmap = None;
 372     XSetWindowBackground(display, menu.frame,
 373                          texture->getColor()->getPixel());
 374   } else {
 375     menu.frame_pixmap =
 376       image_ctrl->renderImage(menu.width, menu.frame_h, texture);
 377     XSetWindowBackgroundPixmap(display, menu.frame, menu.frame_pixmap);
 378   }
 379   if (tmp) image_ctrl->removeImage(tmp);
 380
 381   tmp = menu.hilite_pixmap;
 382   texture = &(screen.getMenuStyle()->hilite);
 383   if (texture->getTexture() == (BImage_Flat | BImage_Solid)) {
 384     menu.hilite_pixmap = None;
 385   } else {
 386     menu.hilite_pixmap =
 387       image_ctrl->renderImage(menu.item_w, menu.item_h, texture);
 388   }
 389   if (tmp) image_ctrl->removeImage(tmp);
 390
 391   tmp = menu.sel_pixmap;
 392   if (texture->getTexture() == (BImage_Flat | BImage_Solid)) {
 393     menu.sel_pixmap = None;
 394   } else {
 395     int hw = menu.item_h / 2;
 396     menu.sel_pixmap =
 397       image_ctrl->renderImage(hw, hw, texture);
 398   }
 399   if (tmp) image_ctrl->removeImage(tmp);
 400
 401   XResizeWindow(display, menu.window, menu.width, menu.height);
 402
 403   if (title_vis)
 404     XResizeWindow(display, menu.title, menu.width, menu.title_h);
 405
 406   XMoveResizeWindow(display, menu.frame, 0,
 407                     ((title_vis) ? menu.title_h +
 408                      screen.getBorderWidth() : 0), menu.width,
 409                     menu.frame_h);
 410
 411   XClearWindow(display, menu.window);
 412   XClearWindow(display, menu.title);
 413   XClearWindow(display, menu.frame);
 414
 415   if (title_vis && visible) redrawTitle();
 416
 417   for (int i = 0; visible && i < menuitems.size(); i++) {
 418     if (i == which_sub) {
 419       drawItem(i, True, 0);
 420       drawSubmenu(i);
 421     } else {
 422       drawItem(i, False, 0);
 423     }
 424   }
 425
 426   if (parent && visible)
 427     parent->drawSubmenu(parent->which_sub);
 428
 429   XMapSubwindows(display, menu.window);
 430 }
 431
 432
 433 void Basemenu::show(void) {
 434   XMapSubwindows(display, menu.window);
 435   XMapWindow(display, menu.window);
 436   visible = True;
 437
 438   if (! parent) {
 439     if (shown && (! shown->torn))
 440        shown->hide();
 441
 442     shown = this;
 443   }
 444 }
 445
 446
 447 void Basemenu::hide(void) {
 448   if ((! torn) && hide_tree && parent && parent->isVisible()) {
 449     Basemenu *p = parent;
 450
 451     while (p->isVisible() && (! p->torn) && p->parent) p = p->parent;
 452     p->internal_hide();
 453   } else {
 454     internal_hide();
 455   }
 456 }
 457
 458
 459 void Basemenu::internal_hide(void) {
 460   if (which_sub != -1) {
 461     BasemenuItem *tmp = menuitems[which_sub];
 462     tmp->submenu()->internal_hide();
 463   }
 464
 465   if (parent && (! torn)) {
 466     parent->drawItem(parent->which_sub, False, True);
 467
 468     parent->which_sub = -1;
 469   } else if (shown && shown->menu.window == menu.window) {
 470     shown = (Basemenu *) 0;
 471   }
 472
 473   torn = visible = False;
 474   which_sub = which_press = which_sub = -1;
 475
 476   XUnmapWindow(display, menu.window);
 477 }
 478
 479
 480 void Basemenu::move(int x, int y) {
 481   menu.x = x;
 482   menu.y = y;
 483   XMoveWindow(display, menu.window, x, y);
 484   if (which_sub != -1)
 485     drawSubmenu(which_sub);
 486 }
 487
 488
 489 void Basemenu::redrawTitle(void) {
 490   char *text = (char *) ((menu.label) ? menu.label :
 491                          i18n->getMessage(BasemenuSet, BasemenuOpenboxMenu,
 492                                           "Openbox Menu"));
 493   int dx = menu.bevel_w, len = strlen(text);
 494   unsigned int l;
 495
 496   if (i18n->multibyte()) {
 497     XRectangle ink, logical;
 498     XmbTextExtents(screen.getMenuStyle()->t_fontset, text, len, &ink, &logical);
 499     l = logical.width;
 500   } else {
 501     l = XTextWidth(screen.getMenuStyle()->t_font, text, len);
 502   }
 503
 504   l +=  (menu.bevel_w * 2);
 505
 506   switch (screen.getMenuStyle()->t_justify) {
 507   case BScreen::RightJustify:
 508     dx += menu.width - l;
 509     break;
 510
 511   case BScreen::CenterJustify:
 512     dx += (menu.width - l) / 2;
 513     break;
 514   }
 515
 516   MenuStyle *style = screen.getMenuStyle();
 517   if (i18n->multibyte())
 518     XmbDrawString(display, menu.title, style->t_fontset, style->t_text_gc, dx,
 519                   (menu.bevel_w - style->t_fontset_extents->max_ink_extent.y),
 520                   text, len);
 521   else
 522     XDrawString(display, menu.title, style->t_text_gc, dx,
 523                 (style->t_font->ascent + menu.bevel_w), text, len);
 524 }
 525
 526
 527 void Basemenu::drawSubmenu(int index) {
 528   if (which_sub != -1 && which_sub != index) {
 529     BasemenuItem *itmp = menuitems[which_sub];
 530
 531     if (! itmp->submenu()->isTorn())
 532       itmp->submenu()->internal_hide();
 533   }
 534
 535   if (index >= 0 && index < menuitems.size()) {
 536     BasemenuItem *item = menuitems[index];
 537     if (item->submenu() && visible && (! item->submenu()->isTorn()) &&
 538         item->isEnabled()) {
 539       if (item->submenu()->parent != this) item->submenu()->parent = this;
 540       int sbl = index / menu.persub, i = index - (sbl * menu.persub),
 541             x = menu.x +
 542                 ((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              ((item->submenu()->title_vis) ?
 548               item->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              ((item->submenu()->title_vis) ?
 554               item->submenu()->menu.title_h + screen.getBorderWidth() : 0));
 555
 556       if (alignment == AlignBottom &&
 557           (y + item->submenu()->menu.height) > ((shifted) ? menu.y_shift :
 558                                                 menu.y) + menu.height)
 559         y = (((shifted) ? menu.y_shift : menu.y) +
 560              menu.height - item->submenu()->menu.height);
 561
 562       if ((x + item->submenu()->getWidth()) > screen.size().w()) {
 563         x = ((shifted) ? menu.x_shift : menu.x) -
 564             item->submenu()->getWidth() - screen.getBorderWidth();
 565       }
 566
 567       if (x < 0) x = 0;
 568
 569       if ((y + item->submenu()->getHeight()) > screen.size().h())
 570         y = screen.size().h() - item->submenu()->getHeight() -
 571             (screen.getBorderWidth() * 2);
 572       if (y < 0) y = 0;
 573
 574       item->submenu()->move(x, y);
 575       if (! moving) drawItem(index, True);
 576
 577       if (! item->submenu()->isVisible())
 578         item->submenu()->show();
 579       item->submenu()->moving = moving;
 580       which_sub = index;
 581     } else {
 582       which_sub = -1;
 583     }
 584   }
 585 }
 586
 587
 588 Bool Basemenu::hasSubmenu(int index) {
 589   if ((index >= 0) && (index < menuitems.size()))
 590     if (menuitems[index]->submenu())
 591       return True;
 592
 593   return False;
 594 }
 595
 596
 597 void Basemenu::drawItem(int index, Bool highlight, Bool clear,
 598                         int x, int y, unsigned int w, unsigned int h)
 599 {
 600   if (index < 0 || index > menuitems.size()) return;
 601
 602   BasemenuItem *item = menuitems[index];
 603   if (! item) return;
 604
 605   Bool dotext = True, dohilite = True, dosel = True;
 606   const char *text = (item->ulabel()) ? *item->ulabel() : item->label();
 607   int sbl = index / menu.persub, i = index - (sbl * menu.persub);
 608   int item_x = (sbl * menu.item_w), item_y = (i * menu.item_h);
 609   int hilite_x = item_x, hilite_y = item_y, hoff_x = 0, hoff_y = 0;
 610   int text_x = 0, text_y = 0, len = strlen(text), sel_x = 0, sel_y = 0;
 611   unsigned int hilite_w = menu.item_w, hilite_h = menu.item_h, text_w = 0,
 612     text_h = 0;
 613   unsigned int half_w = menu.item_h / 2, quarter_w = menu.item_h / 4;
 614
 615   if (text) {
 616     if (i18n->multibyte()) {
 617       XRectangle ink, logical;
 618       XmbTextExtents(screen.getMenuStyle()->f_fontset,
 619                      text, len, &ink, &logical);
 620       text_w = logical.width;
 621       text_y = item_y + (menu.bevel_w / 2) -
 622                screen.getMenuStyle()->f_fontset_extents->max_ink_extent.y;
 623     } else {
 624       text_w = XTextWidth(screen.getMenuStyle()->f_font, text, len);
 625       text_y =  item_y +
 626                 screen.getMenuStyle()->f_font->ascent +
 627                 (menu.bevel_w / 2);
 628     }
 629
 630     switch(screen.getMenuStyle()->f_justify) {
 631     case BScreen::LeftJustify:
 632       text_x = item_x + menu.bevel_w + menu.item_h + 1;
 633       break;
 634
 635     case BScreen::RightJustify:
 636       text_x = item_x + menu.item_w - (menu.item_h + menu.bevel_w + text_w);
 637       break;
 638
 639     case BScreen::CenterJustify:
 640       text_x = item_x + ((menu.item_w + 1 - text_w) / 2);
 641       break;
 642     }
 643
 644     text_h = menu.item_h - menu.bevel_w;
 645   }
 646
 647   GC gc =
 648     ((highlight || item->isSelected()) ? screen.getMenuStyle()->h_text_gc :
 649      screen.getMenuStyle()->f_text_gc),
 650     tgc =
 651     ((highlight) ? screen.getMenuStyle()->h_text_gc :
 652      ((item->isEnabled()) ? screen.getMenuStyle()->f_text_gc :
 653       screen.getMenuStyle()->d_text_gc));
 654
 655   sel_x = item_x;
 656   if (screen.getMenuStyle()->bullet_pos == Right)
 657     sel_x += (menu.item_w - menu.item_h - menu.bevel_w);
 658   sel_x += quarter_w;
 659   sel_y = item_y + quarter_w;
 660
 661   if (clear) {
 662     XClearArea(display, menu.frame, item_x, item_y, menu.item_w, menu.item_h,
 663                False);
 664   } else if (! (x == y && y == -1 && w == h && h == 0)) {
 665     // calculate the which part of the hilite to redraw
 666     if (! (max(item_x, x) <= (signed) min(item_x + menu.item_w, x + w) &&
 667            max(item_y, y) <= (signed) min(item_y + menu.item_h, y + h))) {
 668       dohilite = False;
 669     } else {
 670       hilite_x = max(item_x, x);
 671       hilite_y = max(item_y, y);
 672       hilite_w = min(item_x + menu.item_w, x + w) - hilite_x;
 673       hilite_h = min(item_y + menu.item_h, y + h) - hilite_y;
 674       hoff_x = hilite_x % menu.item_w;
 675       hoff_y = hilite_y % menu.item_h;
 676     }
 677
 678     // check if we need to redraw the text
 679     int text_ry = item_y + (menu.bevel_w / 2);
 680     if (! (max(text_x, x) <= (signed) min(text_x + text_w, x + w) &&
 681            max(text_ry, y) <= (signed) min(text_ry + text_h, y + h)))
 682       dotext = False;
 683
 684     // check if we need to redraw the select pixmap/menu bullet
 685     if (! (max(sel_x, x) <= (signed) min(sel_x + half_w, x + w) &&
 686            max(sel_y, y) <= (signed) min(sel_y + half_w, y + h)))
 687       dosel = False;
 688   }
 689
 690   if (dohilite && highlight && (menu.hilite_pixmap != ParentRelative)) {
 691     if (menu.hilite_pixmap)
 692       XCopyArea(display, menu.hilite_pixmap, menu.frame,
 693                 screen.getMenuStyle()->hilite_gc, hoff_x, hoff_y,
 694                 hilite_w, hilite_h, hilite_x, hilite_y);
 695     else
 696       XFillRectangle(display, menu.frame,
 697                      screen.getMenuStyle()->hilite_gc,
 698                      hilite_x, hilite_y, hilite_w, hilite_h);
 699   } else if (dosel && item->isSelected() &&
 700                          (menu.sel_pixmap != ParentRelative)) {
 701     if (menu.sel_pixmap)
 702       XCopyArea(display, menu.sel_pixmap, menu.frame,
 703                 screen.getMenuStyle()->hilite_gc, 0, 0,
 704                 half_w, half_w, sel_x, sel_y);
 705     else
 706       XFillRectangle(display, menu.frame,
 707                      screen.getMenuStyle()->hilite_gc,
 708                      sel_x, sel_y, half_w, half_w);
 709   }
 710
 711   if (dotext && text) {
 712     if (i18n->multibyte())
 713       XmbDrawString(display, menu.frame, screen.getMenuStyle()->f_fontset,
 714                     tgc, text_x, text_y, text, len);
 715     else
 716       XDrawString(display, menu.frame, tgc, text_x, text_y, text, len);
 717   }
 718
 719   if (dosel && item->submenu()) {
 720     switch (screen.getMenuStyle()->bullet) {
 721     case Square:
 722       XDrawRectangle(display, menu.frame, gc, sel_x, sel_y, half_w, half_w);
 723       break;
 724
 725     case Triangle:
 726       XPoint tri[3];
 727
 728       if (screen.getMenuStyle()->bullet_pos == Right) {
 729         tri[0].x = sel_x + quarter_w - 2;
 730         tri[0].y = sel_y + quarter_w - 2;
 731         tri[1].x = 4;
 732         tri[1].y = 2;
 733         tri[2].x = -4;
 734         tri[2].y = 2;
 735       } else {
 736         tri[0].x = sel_x + quarter_w - 2;
 737         tri[0].y = item_y + half_w;
 738         tri[1].x = 4;
 739         tri[1].y = 2;
 740         tri[2].x = 0;
 741         tri[2].y = -4;
 742       }
 743
 744       XFillPolygon(display, menu.frame, gc, tri, 3, Convex,
 745                    CoordModePrevious);
 746       break;
 747
 748     case Diamond:
 749       XPoint dia[4];
 750
 751       dia[0].x = sel_x + quarter_w - 3;
 752       dia[0].y = item_y + half_w;
 753       dia[1].x = 3;
 754       dia[1].y = -3;
 755       dia[2].x = 3;
 756       dia[2].y = 3;
 757       dia[3].x = -3;
 758       dia[3].y = 3;
 759
 760       XFillPolygon(display, menu.frame, gc, dia, 4, Convex,
 761                    CoordModePrevious);
 762       break;
 763     }
 764   }
 765 }
 766
 767
 768 void Basemenu::setLabel(const char *l) {
 769   if (menu.label)
 770     delete [] menu.label;
 771
 772   if (l) menu.label = bstrdup(l);
 773   else menu.label = 0;
 774 }
 775
 776
 777 void Basemenu::setItemSelected(int index, Bool sel) {
 778   if (index < 0 || index >= menuitems.size()) return;
 779
 780   BasemenuItem *item = find(index);
 781   if (! item) return;
 782
 783   item->setSelected(sel);
 784   if (visible) drawItem(index, (index == which_sub), True);
 785 }
 786
 787
 788 Bool Basemenu::isItemSelected(int index) {
 789   if (index < 0 || index >= menuitems.size()) return False;
 790
 791   BasemenuItem *item = find(index);
 792   if (! item) return False;
 793
 794   return item->isSelected();
 795 }
 796
 797
 798 void Basemenu::setItemEnabled(int index, Bool enable) {
 799   if (index < 0 || index >= menuitems.size()) return;
 800
 801   BasemenuItem *item = find(index);
 802   if (! item) return;
 803
 804   item->setEnabled(enable);
 805   if (visible) drawItem(index, (index == which_sub), True);
 806 }
 807
 808
 809 Bool Basemenu::isItemEnabled(int index) {
 810   if (index < 0 || index >= menuitems.size()) return False;
 811
 812   BasemenuItem *item = find(index);
 813   if (! item) return False;
 814
 815   return item->isEnabled();
 816 }
 817
 818
 819 void Basemenu::buttonPressEvent(XButtonEvent *be) {
 820   if (be->window == menu.frame) {
 821     int sbl = (be->x / menu.item_w), i = (be->y / menu.item_h);
 822     int w = (sbl * menu.persub) + i;
 823
 824     if (w < menuitems.size() && w >= 0) {
 825       which_press = i;
 826       which_sbl = sbl;
 827
 828       BasemenuItem *item = menuitems[w];
 829
 830       if (item->submenu())
 831         drawSubmenu(w);
 832       else
 833         drawItem(w, (item->isEnabled()), True);
 834     }
 835   } else {
 836     menu.x_move = be->x_root - menu.x;
 837     menu.y_move = be->y_root - menu.y;
 838   }
 839 }
 840
 841
 842 void Basemenu::buttonReleaseEvent(XButtonEvent *re) {
 843   if (re->window == menu.title) {
 844     if (moving) {
 845       moving = False;
 846
 847       if (which_sub != -1)
 848         drawSubmenu(which_sub);
 849     }
 850
 851     if (re->x >= 0 && re->x <= (signed) menu.width &&
 852         re->y >= 0 && re->y <= (signed) menu.title_h)
 853       if (re->button == 3)
 854         hide();
 855   } else if (re->window == menu.frame &&
 856              re->x >= 0 && re->x < (signed) menu.width &&
 857              re->y >= 0 && re->y < (signed) menu.frame_h) {
 858     if (re->button == 3) {
 859       hide();
 860     } else {
 861       int sbl = (re->x / menu.item_w), i = (re->y / menu.item_h),
 862            ix = sbl * menu.item_w, iy = i * menu.item_h,
 863             w = (sbl * menu.persub) + i,
 864             p = (which_sbl * menu.persub) + which_press;
 865
 866       if (w < menuitems.size() && w >= 0) {
 867         drawItem(p, (p == which_sub), True);
 868
 869         if  (p == w && isItemEnabled(w)) {
 870           if (re->x > ix && re->x < (signed) (ix + menu.item_w) &&
 871               re->y > iy && re->y < (signed) (iy + menu.item_h)) {
 872             itemSelected(re->button, w);
 873           }
 874         }
 875       } else
 876         drawItem(p, False, True);
 877     }
 878   }
 879 }
 880
 881
 882 void Basemenu::motionNotifyEvent(XMotionEvent *me) {
 883   if (me->window == menu.title && (me->state & Button1Mask)) {
 884     if (movable) {
 885       if (! moving) {
 886         if (parent && (! torn)) {
 887           parent->drawItem(parent->which_sub, False, True);
 888           parent->which_sub = -1;
 889         }
 890
 891         moving = torn = True;
 892
 893         if (which_sub != -1)
 894           drawSubmenu(which_sub);
 895       } else {
 896         menu.x = me->x_root - menu.x_move,
 897         menu.y = me->y_root - menu.y_move;
 898
 899         XMoveWindow(display, menu.window, menu.x, menu.y);
 900
 901         if (which_sub != -1)
 902           drawSubmenu(which_sub);
 903       }
 904     }
 905   } else if ((! (me->state & Button1Mask)) && me->window == menu.frame &&
 906              me->x >= 0 && me->x < (signed) menu.width &&
 907              me->y >= 0 && me->y < (signed) menu.frame_h) {
 908     int sbl = (me->x / menu.item_w), i = (me->y / menu.item_h),
 909           w = (sbl * menu.persub) + i;
 910
 911     if ((i != which_press || sbl != which_sbl) &&
 912         (w < menuitems.size() && w >= 0)) {
 913       if (which_press != -1 && which_sbl != -1) {
 914         int p = (which_sbl * menu.persub) + which_press;
 915         BasemenuItem *item = menuitems[p];
 916
 917         drawItem(p, False, True);
 918         if (item->submenu())
 919           if (item->submenu()->isVisible() &&
 920               (! item->submenu()->isTorn())) {
 921             item->submenu()->internal_hide();
 922             which_sub = -1;
 923           }
 924       }
 925
 926       which_press = i;
 927       which_sbl = sbl;
 928
 929       BasemenuItem *itmp = menuitems[w];
 930
 931       if (itmp->submenu())
 932         drawSubmenu(w);
 933       else
 934         drawItem(w, (itmp->isEnabled()), True);
 935     }
 936   }
 937 }
 938
 939
 940 void Basemenu::exposeEvent(XExposeEvent *ee) {
 941   if (ee->window == menu.title) {
 942     redrawTitle();
 943   } else if (ee->window == menu.frame) {
 944     // this is a compilicated algorithm... lets do it step by step...
 945     // first... we see in which sub level the expose starts... and how many
 946     // items down in that sublevel
 947
 948     int sbl = (ee->x / menu.item_w), id = (ee->y / menu.item_h),
 949       // next... figure out how many sublevels over the redraw spans
 950       sbl_d = ((ee->x + ee->width) / menu.item_w),
 951       // then we see how many items down to redraw
 952       id_d = ((ee->y + ee->height) / menu.item_h);
 953
 954     if (id_d > menu.persub) id_d = menu.persub;
 955
 956     // draw the sublevels and the number of items the exposure spans
 957     menuitemList::const_iterator it = menuitems.begin();
 958     int i, ii;
 959     for (i = sbl; i <= sbl_d; i++) {
 960       // set the iterator to the first item in the sublevel needing redrawing
 961       it = menuitems.begin() + (id + (i * menu.persub));
 962       for (ii = id; ii <= id_d && it != menuitems.end(); it++, ii++) {
 963         int index = ii + (i * menu.persub);
 964         // redraw the item
 965         drawItem(index, (which_sub == index), False,
 966                  ee->x, ee->y, ee->width, ee->height);
 967       }
 968     }
 969   }
 970 }
 971
 972
 973 void Basemenu::enterNotifyEvent(XCrossingEvent *ce) {
 974   if (ce->window == menu.frame) {
 975     menu.x_shift = menu.x, menu.y_shift = menu.y;
 976     if (menu.x + menu.width > screen.size().w()) {
 977       menu.x_shift = screen.size().w() - menu.width -
 978         screen.getBorderWidth();
 979       shifted = True;
 980     } else if (menu.x < 0) {
 981       menu.x_shift = -screen.getBorderWidth();
 982       shifted = True;
 983     }
 984
 985     if (menu.y + menu.height > screen.size().h()) {
 986       menu.y_shift = screen.size().h() - menu.height -
 987         screen.getBorderWidth();
 988       shifted = True;
 989     } else if (menu.y + (signed) menu.title_h < 0) {
 990       menu.y_shift = -screen.getBorderWidth();
 991       shifted = True;
 992     }
 993
 994     if (shifted)
 995       XMoveWindow(display, menu.window, menu.x_shift, menu.y_shift);
 996
 997     if (which_sub != -1) {
 998       BasemenuItem *tmp = menuitems[which_sub];
 999       if (tmp->submenu()->isVisible()) {
1000         int sbl = (ce->x / menu.item_w), i = (ce->y / menu.item_h),
1001           w = (sbl * menu.persub) + i;
1002
1003         if (w != which_sub && (! tmp->submenu()->isTorn())) {
1004           tmp->submenu()->internal_hide();
1005
1006           drawItem(which_sub, False, True);
1007           which_sub = -1;
1008         }
1009       }
1010     }
1011   }
1012 }
1013
1014
1015 void Basemenu::leaveNotifyEvent(XCrossingEvent *ce) {
1016   if (ce->window == menu.frame) {
1017     if (which_press != -1 && which_sbl != -1 && menuitems.size() > 0) {
1018       int p = (which_sbl * menu.persub) + which_press;
1019
1020       drawItem(p, (p == which_sub), True);
1021
1022       which_sbl = which_press = -1;
1023     }
1024
1025     if (shifted) {
1026       XMoveWindow(display, menu.window, menu.x, menu.y);
1027       shifted = False;
1028
1029       if (which_sub != -1) drawSubmenu(which_sub);
1030     }
1031   }
1032 }
1033
1034
1035 void Basemenu::reconfigure(void) {
1036   XSetWindowBackground(display, menu.window,
1037                        screen.getBorderColor()->getPixel());
1038   XSetWindowBorder(display, menu.window,
1039                    screen.getBorderColor()->getPixel());
1040   XSetWindowBorderWidth(display, menu.window, screen.getBorderWidth());
1041
1042   menu.bevel_w = screen.getBevelWidth();
1043   update();
1044 }