controls/menu.c

   1 /*
   2  * Menu functions
   3  *
   4  * Copyright 1993 Martin Ayotte
   5  * Copyright 1994 Alexandre Julliard
   6  */
   7
   8 /*
   9  * Note: the style MF_MOUSESELECT is used to mark popup items that
  10  * have been selected, i.e. their popup menu is currently displayed.
  11  * This is probably not the meaning this style has in MS-Windows.
  12  */
  13
  14 #include <ctype.h>
  15 #include <stdlib.h>
  16 #include <stdio.h>
  17 #include <string.h>
  18 #include "windows.h"
  19 #include "syscolor.h"
  20 #include "sysmetrics.h"
  21 #include "menu.h"
  22 #include "user.h"
  23 #include "win.h"
  24 #include "message.h"
  25 #include "graphics.h"
  26 #include "stddebug.h"
  27 /* #define DEBUG_MENU */
  28 /* #define DEBUG_MENUCALC */
  29 /* #define DEBUG_MENUSHORTCUT */
  30 #include "debug.h"
  31
  32
  33   /* Dimension of the menu bitmaps */
  34 static WORD check_bitmap_width = 0, check_bitmap_height = 0;
  35 static WORD arrow_bitmap_width = 0, arrow_bitmap_height = 0;
  36
  37   /* Flag set by EndMenu() to force an exit from menu tracking */
  38 static BOOL fEndMenuCalled = FALSE;
  39
  40   /* Space between 2 menu bar items */
  41 #define MENU_BAR_ITEMS_SPACE  16
  42
  43   /* Minimum width of a tab character */
  44 #define MENU_TAB_SPACE        8
  45
  46   /* Height of a separator item */
  47 #define SEPARATOR_HEIGHT      5
  48
  49   /* Values for menu->FocusedItem */
  50   /* (other values give the position of the focused item) */
  51 #define NO_SELECTED_ITEM  0xffff
  52 #define SYSMENU_SELECTED  0xfffe  /* Only valid on menu-bars */
  53
  54 #define IS_STRING_ITEM(flags) (!((flags) & (MF_BITMAP | MF_OWNERDRAW | \
  55                              MF_MENUBARBREAK | MF_MENUBREAK | MF_SEPARATOR)))
  56
  57
  58 extern void NC_DrawSysButton(HWND hwnd, HDC hdc, BOOL down);  /* nonclient.c */
  59
  60 static HBITMAP hStdCheck = 0;
  61 static HBITMAP hStdMnArrow = 0;
  62
  63 HMENU CopySysMenu();
  64 WORD * ParseMenuResource(WORD *first_item, int level, HMENU hMenu);
  65
  66
  67 /***********************************************************************
  68  *           MENU_Init
  69  *
  70  * Menus initialisation.
  71  */
  72 BOOL MENU_Init()
  73 {
  74     BITMAP bm;
  75
  76       /* Load bitmaps */
  77
  78     if (!(hStdCheck = LoadBitmap( 0, MAKEINTRESOURCE(OBM_CHECK) )))
  79         return FALSE;
  80     GetObject( hStdCheck, sizeof(BITMAP), (LPSTR)&bm );
  81     check_bitmap_width = bm.bmWidth;
  82     check_bitmap_height = bm.bmHeight;
  83     if (!(hStdMnArrow = LoadBitmap( 0, MAKEINTRESOURCE(OBM_MNARROW) )))
  84         return FALSE;
  85     GetObject( hStdMnArrow, sizeof(BITMAP), (LPSTR)&bm );
  86     arrow_bitmap_width = bm.bmWidth;
  87     arrow_bitmap_height = bm.bmHeight;
  88
  89     return TRUE;
  90 }
  91
  92
  93 /***********************************************************************
  94  *           MENU_HasSysMenu
  95  *
  96  * Check whether the window owning the menu bar has a system menu.
  97  */
  98 static BOOL MENU_HasSysMenu( POPUPMENU *menu )
  99 {
 100     WND *wndPtr;
 101
 102     if (menu->wFlags & MF_POPUP) return FALSE;
 103     if (!(wndPtr = WIN_FindWndPtr( menu->hWnd ))) return FALSE;
 104     return (wndPtr->dwStyle & WS_SYSMENU) != 0;
 105 }
 106
 107
 108 /***********************************************************************
 109  *           MENU_IsInSysMenu
 110  *
 111  * Check whether the point (in screen coords) is in the system menu
 112  * of the window owning the given menu.
 113  */
 114 static BOOL MENU_IsInSysMenu( POPUPMENU *menu, POINT pt )
 115 {
 116     WND *wndPtr;
 117
 118     if (menu->wFlags & MF_POPUP) return FALSE;
 119     if (!(wndPtr = WIN_FindWndPtr( menu->hWnd ))) return FALSE;
 120     if (!(wndPtr->dwStyle & WS_SYSMENU)) return FALSE;
 121     if ((pt.x < wndPtr->rectClient.left) ||
 122         (pt.x >= wndPtr->rectClient.left+SYSMETRICS_CXSIZE+SYSMETRICS_CXBORDER))
 123         return FALSE;
 124     if ((pt.y >= wndPtr->rectClient.top - menu->Height) ||
 125         (pt.y < wndPtr->rectClient.top - menu->Height -
 126                       SYSMETRICS_CYSIZE - SYSMETRICS_CYBORDER)) return FALSE;
 127     return TRUE;
 128 }
 129
 130
 131 /***********************************************************************
 132  *           MENU_FindItem
 133  *
 134  * Find a menu item. Return a pointer on the item, and modifies *hmenu
 135  * in case the item was in a sub-menu.
 136  */
 137 static MENUITEM *MENU_FindItem( HMENU *hmenu, WORD *nPos, WORD wFlags )
 138 {
 139     POPUPMENU *menu;
 140     MENUITEM *item;
 141     int i;
 142
 143     if (!(menu = (POPUPMENU *) USER_HEAP_LIN_ADDR(*hmenu))) return NULL;
 144     item = (MENUITEM *) USER_HEAP_LIN_ADDR( menu->hItems );
 145     if (wFlags & MF_BYPOSITION)
 146     {
 147         if (*nPos >= menu->nItems) return NULL;
 148         return &item[*nPos];
 149     }
 150     else
 151     {
 152         for (i = 0; i < menu->nItems; i++, item++)
 153         {
 154             if (item->item_id == *nPos)
 155             {
 156                 *nPos = i;
 157                 return item;
 158             }
 159             else if (item->item_flags & MF_POPUP)
 160             {
 161                 HMENU hsubmenu = (HMENU)item->item_id;
 162                 MENUITEM *subitem = MENU_FindItem( &hsubmenu, nPos, wFlags );
 163                 if (subitem)
 164                 {
 165                     *hmenu = hsubmenu;
 166                     return subitem;
 167                 }
 168             }
 169         }
 170     }
 171     return NULL;
 172 }
 173
 174
 175 /***********************************************************************
 176  *           MENU_FindItemByCoords
 177  *
 178  * Find the item at the specified coordinates (screen coords).
 179  */
 180 static MENUITEM *MENU_FindItemByCoords( POPUPMENU *menu, int x, int y, WORD *pos )
 181 {
 182     MENUITEM *item;
 183     WND *wndPtr;
 184     int i;
 185
 186     if (!(wndPtr = WIN_FindWndPtr( menu->hWnd ))) return NULL;
 187     x -= wndPtr->rectWindow.left;
 188     y -= wndPtr->rectWindow.top;
 189     item = (MENUITEM *) USER_HEAP_LIN_ADDR( menu->hItems );
 190     for (i = 0; i < menu->nItems; i++, item++)
 191     {
 192         if ((x >= item->rect.left) && (x < item->rect.right) &&
 193             (y >= item->rect.top) && (y < item->rect.bottom))
 194         {
 195             if (pos) *pos = i;
 196             return item;
 197         }
 198     }
 199     return NULL;
 200 }
 201
 202
 203 /***********************************************************************
 204  *           MENU_FindItemByKey
 205  *
 206  * Find the menu item selected by a key press.
 207  * Return item id, -1 if none, -2 if we should close the menu.
 208  */
 209 static WORD MENU_FindItemByKey( HWND hwndOwner, HMENU hmenu, WORD key )
 210 {
 211     POPUPMENU *menu;
 212     LPMENUITEM lpitem;
 213     int i;
 214     LONG menuchar;
 215
 216     menu = (POPUPMENU *) USER_HEAP_LIN_ADDR( hmenu );
 217     lpitem = (MENUITEM *) USER_HEAP_LIN_ADDR( menu->hItems );
 218     key = toupper(key);
 219     for (i = 0; i < menu->nItems; i++, lpitem++)
 220     {
 221         if (IS_STRING_ITEM(lpitem->item_flags))
 222         {
 223             char *p = strchr( lpitem->item_text, '&' );
 224             if (p && (p[1] != '&') && (toupper(p[1]) == key)) return i;
 225         }
 226     }
 227     menuchar = SendMessage( hwndOwner, WM_MENUCHAR, key,
 228                             MAKELONG( menu->wFlags, hmenu ) );
 229     if (HIWORD(menuchar) == 2) return LOWORD(menuchar);
 230     if (HIWORD(menuchar) == 1) return -2;
 231     return -1;
 232 }
 233
 234
 235 /***********************************************************************
 236  *           MENU_CalcItemSize
 237  *
 238  * Calculate the size of the menu item and store it in lpitem->rect.
 239  */
 240 static void MENU_CalcItemSize( HDC hdc, LPMENUITEM lpitem, HWND hwndOwner,
 241                                int orgX, int orgY, BOOL menuBar )
 242 {
 243     DWORD dwSize;
 244     char *p;
 245
 246     SetRect( &lpitem->rect, orgX, orgY, orgX, orgY );
 247     lpitem->xTab = 0;
 248     if (lpitem->item_flags & MF_OWNERDRAW)  {
 249       static HANDLE mistrh = 0;
 250       static SEGPTR mistrsegp = 0;
 251       static LPMEASUREITEMSTRUCT mistruct=NULL;
 252       if (mistruct == NULL)  {
 253         mistrh = GlobalAlloc(0,sizeof(MEASUREITEMSTRUCT));
 254         mistrsegp = WIN16_GlobalLock(mistrh);
 255         mistruct = PTR_SEG_TO_LIN(mistrsegp);
 256       }
 257       mistruct->CtlType = ODT_MENU;
 258       mistruct->itemID = lpitem->item_id;
 259       mistruct->itemData = (long int)lpitem->item_text;
 260       mistruct->itemHeight = 16;
 261       mistruct->itemWidth = 30;
 262       SendMessage(hwndOwner,WM_MEASUREITEM,0,mistrsegp);
 263       lpitem->rect.bottom += mistruct->itemHeight;
 264       lpitem->rect.right += mistruct->itemWidth;
 265       dprintf_menu(stddeb,"DrawMenuItem: MeasureItem %04x %d:%d!\n",
 266                    lpitem->item_id,mistruct->itemWidth, mistruct->itemHeight);
 267       return;
 268     }
 269
 270     if (lpitem->item_flags & MF_SEPARATOR)
 271     {
 272         lpitem->rect.bottom += SEPARATOR_HEIGHT;
 273         return;
 274     }
 275
 276     if (!menuBar)
 277     {
 278         lpitem->rect.right += 2 * check_bitmap_width;
 279         if (lpitem->item_flags & MF_POPUP)
 280             lpitem->rect.right += arrow_bitmap_width;
 281     }
 282
 283     if (lpitem->item_flags & MF_BITMAP)
 284     {
 285         BITMAP bm;
 286         GetObject( (HBITMAP)lpitem->hText, sizeof(BITMAP), (LPSTR)&bm );
 287         lpitem->rect.right  += bm.bmWidth;
 288         lpitem->rect.bottom += bm.bmHeight;
 289         return;
 290     }
 291
 292       /* If we get here, then it is a text item */
 293
 294     dwSize = (lpitem->item_text == NULL) ? 0 : GetTextExtent( hdc, lpitem->item_text, strlen(lpitem->item_text));
 295     lpitem->rect.right  += LOWORD(dwSize);
 296     lpitem->rect.bottom += max( HIWORD(dwSize), SYSMETRICS_CYMENU );
 297
 298     if (menuBar) lpitem->rect.right += MENU_BAR_ITEMS_SPACE;
 299     else if ((p = strchr( lpitem->item_text, '\t' )) != NULL)
 300     {
 301           /* Item contains a tab (only meaningful in popup menus) */
 302         lpitem->xTab = check_bitmap_width + MENU_TAB_SPACE +
 303                          LOWORD( GetTextExtent( hdc, lpitem->item_text,
 304                                                (int)(p - lpitem->item_text) ));
 305         lpitem->rect.right += MENU_TAB_SPACE;
 306     }
 307     else
 308     {
 309         if (strchr( lpitem->item_text, '\b' ))
 310             lpitem->rect.right += MENU_TAB_SPACE;
 311         lpitem->xTab = lpitem->rect.right - check_bitmap_width
 312                         - arrow_bitmap_width;
 313     }
 314 }
 315
 316
 317 /***********************************************************************
 318  *           MENU_PopupMenuCalcSize
 319  *
 320  * Calculate the size of a popup menu.
 321  */
 322 static void MENU_PopupMenuCalcSize( LPPOPUPMENU lppop, HWND hwndOwner )
 323 {
 324     LPMENUITEM  items, lpitem;
 325     HDC hdc;
 326     int start, i;
 327     int orgX, orgY, maxX, maxTab, maxTabWidth;
 328
 329     lppop->Width = lppop->Height = 0;
 330     if (lppop->nItems == 0) return;
 331     items = (MENUITEM *)USER_HEAP_LIN_ADDR( lppop->hItems );
 332     hdc = GetDC( 0 );
 333     maxX = start = 0;
 334     while (start < lppop->nItems)
 335     {
 336         lpitem = &items[start];
 337         orgX = maxX;
 338         orgY = 0;
 339         maxTab = maxTabWidth = 0;
 340
 341           /* Parse items until column break or end of menu */
 342         for (i = start; i < lppop->nItems; i++, lpitem++)
 343         {
 344             if ((i != start) &&
 345                 (lpitem->item_flags & (MF_MENUBREAK | MF_MENUBARBREAK))) break;
 346             MENU_CalcItemSize( hdc, lpitem, hwndOwner, orgX, orgY, FALSE );
 347             if (lpitem->item_flags & MF_MENUBARBREAK) orgX++;
 348             maxX = max( maxX, lpitem->rect.right );
 349             orgY = lpitem->rect.bottom;
 350             if (lpitem->xTab)
 351             {
 352                 maxTab = max( maxTab, lpitem->xTab );
 353                 maxTabWidth = max(maxTabWidth,lpitem->rect.right-lpitem->xTab);
 354             }
 355         }
 356
 357           /* Finish the column (set all items to the largest width found) */
 358         maxX = max( maxX, maxTab + maxTabWidth );
 359         for (lpitem = &items[start]; start < i; start++, lpitem++)
 360         {
 361             lpitem->rect.right = maxX;
 362             if (lpitem->xTab) lpitem->xTab = maxTab;
 363         }
 364         lppop->Height = max( lppop->Height, orgY );
 365     }
 366
 367     lppop->Width  = maxX;
 368     ReleaseDC( 0, hdc );
 369 }
 370
 371
 372 /***********************************************************************
 373  *           MENU_MenuBarCalcSize
 374  *
 375  * Calculate the size of the menu bar.
 376  */
 377 static void MENU_MenuBarCalcSize( HDC hdc, LPRECT lprect, LPPOPUPMENU lppop,
 378                                   HWND hwndOwner )
 379 {
 380     LPMENUITEM lpitem, items;
 381     int start, i, orgX, orgY, maxY, helpPos;
 382
 383     if ((lprect == NULL) || (lppop == NULL)) return;
 384     if (lppop->nItems == 0) return;
 385         dprintf_menucalc(stddeb,"MenuBarCalcSize left=%d top=%d right=%d bottom=%d !\n",
 386                 lprect->left, lprect->top, lprect->right, lprect->bottom);
 387     items = (MENUITEM *)USER_HEAP_LIN_ADDR( lppop->hItems );
 388     lppop->Width  = lprect->right - lprect->left;
 389     lppop->Height = 0;
 390     maxY = lprect->top;
 391     start = 0;
 392     helpPos = -1;
 393     while (start < lppop->nItems)
 394     {
 395         lpitem = &items[start];
 396         orgX = lprect->left;
 397         orgY = maxY;
 398
 399           /* Parse items until line break or end of menu */
 400         for (i = start; i < lppop->nItems; i++, lpitem++)
 401         {
 402             if ((helpPos == -1) && (lpitem->item_flags & MF_HELP)) helpPos = i;
 403             if ((i != start) &&
 404                 (lpitem->item_flags & (MF_MENUBREAK | MF_MENUBARBREAK))) break;
 405             MENU_CalcItemSize( hdc, lpitem, hwndOwner, orgX, orgY, TRUE );
 406             if (lpitem->rect.right > lprect->right)
 407             {
 408                 if (i != start) break;
 409                 else lpitem->rect.right = lprect->right;
 410             }
 411             maxY = max( maxY, lpitem->rect.bottom );
 412             orgX = lpitem->rect.right;
 413         }
 414
 415           /* Finish the line (set all items to the largest height found) */
 416         while (start < i) items[start++].rect.bottom = maxY;
 417     }
 418
 419     lprect->bottom = maxY;
 420     lppop->Height = lprect->bottom - lprect->top;
 421
 422       /* Flush right all items between the MF_HELP and the last item */
 423       /* (if several lines, only move the last line) */
 424     if (helpPos != -1)
 425     {
 426         lpitem = &items[lppop->nItems-1];
 427         orgY = lpitem->rect.top;
 428         orgX = lprect->right;
 429         for (i = lppop->nItems - 1; i >= helpPos; i--, lpitem--)
 430         {
 431             if (lpitem->rect.top != orgY) break;    /* Other line */
 432             if (lpitem->rect.right >= orgX) break;  /* Too far right already */
 433             lpitem->rect.left += orgX - lpitem->rect.right;
 434             lpitem->rect.right = orgX;
 435             orgX = lpitem->rect.left;
 436         }
 437     }
 438 }
 439
 440
 441 /***********************************************************************
 442  *           MENU_DrawMenuItem
 443  *
 444  * Draw a single menu item.
 445  */
 446 static void MENU_DrawMenuItem( HWND hwnd, HDC hdc, LPMENUITEM lpitem,
 447                                WORD height, BOOL menuBar )
 448 {
 449     RECT rect;
 450
 451     if (lpitem->item_flags & MF_OWNERDRAW)  {
 452       static HANDLE distrh = 0;
 453       static SEGPTR distrsegp = 0;
 454       static LPDRAWITEMSTRUCT distruct=NULL;
 455       if (distruct == NULL)  {
 456         distrh = GlobalAlloc(0,sizeof(DRAWITEMSTRUCT));
 457         distrsegp = WIN16_GlobalLock(distrh);
 458         distruct = PTR_SEG_TO_LIN(distrsegp);
 459       }
 460       dprintf_menu(stddeb,"DrawMenuItem: Ownerdraw!\n");
 461       distruct->CtlType = ODT_MENU;
 462       distruct->itemID = lpitem->item_id;
 463       distruct->itemData = (long int)lpitem->item_text;
 464       distruct->itemState = 0;
 465       if (lpitem->item_flags & MF_CHECKED) distruct->itemState |= ODS_CHECKED;
 466       if (lpitem->item_flags & MF_GRAYED) distruct->itemState |= ODS_GRAYED;
 467       if (lpitem->item_flags & MF_HILITE) distruct->itemState |= ODS_SELECTED;
 468       distruct->itemAction = ODA_DRAWENTIRE | ODA_SELECT | ODA_FOCUS;
 469       distruct->hwndItem = hwnd;
 470       distruct->hDC = hdc;
 471       distruct->rcItem = lpitem->rect;
 472       SendMessage(hwnd,WM_DRAWITEM,0,distrsegp);
 473       return;
 474     }
 475     if (menuBar && (lpitem->item_flags & MF_SEPARATOR)) return;
 476     rect = lpitem->rect;
 477
 478       /* Draw the background */
 479
 480     if (lpitem->item_flags & MF_HILITE)
 481         FillRect( hdc, &rect, sysColorObjects.hbrushHighlight );
 482     else FillRect( hdc, &rect, sysColorObjects.hbrushMenu );
 483     SetBkMode( hdc, TRANSPARENT );
 484
 485       /* Draw the separator bar (if any) */
 486
 487     if (!menuBar && (lpitem->item_flags & MF_MENUBARBREAK))
 488     {
 489         SelectObject( hdc, sysColorObjects.hpenWindowFrame );
 490         MoveTo( hdc, rect.left, 0 );
 491         LineTo( hdc, rect.left, height );
 492     }
 493     if (lpitem->item_flags & MF_SEPARATOR)
 494     {
 495         SelectObject( hdc, sysColorObjects.hpenWindowFrame );
 496         MoveTo( hdc, rect.left, rect.top + SEPARATOR_HEIGHT/2 );
 497         LineTo( hdc, rect.right, rect.top + SEPARATOR_HEIGHT/2 );
 498         return;
 499     }
 500
 501       /* Setup colors */
 502
 503     if (lpitem->item_flags & MF_HILITE)
 504     {
 505         if (lpitem->item_flags & MF_GRAYED)
 506             SetTextColor( hdc, GetSysColor( COLOR_GRAYTEXT ) );
 507         else
 508             SetTextColor( hdc, GetSysColor( COLOR_HIGHLIGHTTEXT ) );
 509         SetBkColor( hdc, GetSysColor( COLOR_HIGHLIGHT ) );
 510     }
 511     else
 512     {
 513         if (lpitem->item_flags & MF_GRAYED)
 514             SetTextColor( hdc, GetSysColor( COLOR_GRAYTEXT ) );
 515         else
 516             SetTextColor( hdc, GetSysColor( COLOR_MENUTEXT ) );
 517         SetBkColor( hdc, GetSysColor( COLOR_MENU ) );
 518     }
 519
 520     if (!menuBar)
 521     {
 522           /* Draw the check mark */
 523
 524         if (lpitem->item_flags & MF_CHECKED)
 525         {
 526             GRAPH_DrawBitmap(hdc, lpitem->hCheckBit ? lpitem->hCheckBit :
 527                              hStdCheck, rect.left,
 528                              (rect.top+rect.bottom-check_bitmap_height) / 2,
 529                              0, 0, check_bitmap_width, check_bitmap_height );
 530         }
 531         else if (lpitem->hUnCheckBit != 0)  /* Not checked */
 532         {
 533             GRAPH_DrawBitmap(hdc, lpitem->hUnCheckBit, rect.left,
 534                              (rect.top+rect.bottom-check_bitmap_height) / 2,
 535                              0, 0, check_bitmap_width, check_bitmap_height );
 536         }
 537
 538           /* Draw the popup-menu arrow */
 539
 540         if (lpitem->item_flags & MF_POPUP)
 541         {
 542             GRAPH_DrawBitmap( hdc, hStdMnArrow,
 543                               rect.right-arrow_bitmap_width-1,
 544                               (rect.top+rect.bottom-arrow_bitmap_height) / 2,
 545                               0, 0, arrow_bitmap_width, arrow_bitmap_height );
 546         }
 547
 548         rect.left += check_bitmap_width;
 549         rect.right -= arrow_bitmap_width;
 550     }
 551
 552       /* Draw the item text or bitmap */
 553
 554     if (lpitem->item_flags & MF_BITMAP)
 555     {
 556         GRAPH_DrawBitmap( hdc, (HBITMAP)lpitem->hText, rect.left, rect.top,
 557                           0, 0, rect.right-rect.left, rect.bottom-rect.top );
 558         return;
 559     }
 560     /* No bitmap - process text if present */
 561     else if ((lpitem->item_text) != ((char *) NULL))
 562     {
 563         register int i;
 564
 565         if (menuBar)
 566         {
 567             rect.left += MENU_BAR_ITEMS_SPACE / 2;
 568             rect.right -= MENU_BAR_ITEMS_SPACE / 2;
 569             i = strlen( lpitem->item_text );
 570         }
 571         else
 572         {
 573             for (i = 0; lpitem->item_text[i]; i++)
 574                 if ((lpitem->item_text[i] == '\t') ||
 575                     (lpitem->item_text[i] == '\b')) break;
 576         }
 577
 578         DrawText( hdc, lpitem->item_text, i, &rect,
 579                  DT_LEFT | DT_VCENTER | DT_SINGLELINE );
 580
 581         if (lpitem->item_text[i])  /* There's a tab or flush-right char */
 582         {
 583             if (lpitem->item_text[i] == '\t')
 584             {
 585                 rect.left = lpitem->xTab;
 586                 DrawText( hdc, lpitem->item_text + i + 1, -1, &rect,
 587                           DT_LEFT | DT_VCENTER | DT_SINGLELINE );
 588             }
 589             else DrawText( hdc, lpitem->item_text + i + 1, -1, &rect,
 590                            DT_RIGHT | DT_VCENTER | DT_SINGLELINE );
 591         }
 592     }
 593 }
 594
 595
 596 /***********************************************************************
 597  *           MENU_DrawPopupMenu
 598  *
 599  * Paint a popup menu.
 600  */
 601 static void MENU_DrawPopupMenu( HWND hwnd, HDC hdc, HMENU hmenu )
 602 {
 603     POPUPMENU *menu;
 604     MENUITEM *item;
 605     RECT rect;
 606     int i;
 607
 608     GetClientRect( hwnd, &rect );
 609     FillRect( hdc, &rect, sysColorObjects.hbrushMenu );
 610     menu = (POPUPMENU *) USER_HEAP_LIN_ADDR( hmenu );
 611     if (!menu || !menu->nItems) return;
 612     item = (MENUITEM *) USER_HEAP_LIN_ADDR( menu->hItems );
 613     for (i = menu->nItems; i > 0; i--, item++)
 614         MENU_DrawMenuItem( hwnd, hdc, item, menu->Height, FALSE );
 615 }
 616
 617
 618 /***********************************************************************
 619  *           MENU_DrawMenuBar
 620  *
 621  * Paint a menu bar. Returns the height of the menu bar.
 622  */
 623 WORD MENU_DrawMenuBar(HDC hDC, LPRECT lprect, HWND hwnd, BOOL suppress_draw)
 624 {
 625     LPPOPUPMENU lppop;
 626     LPMENUITEM lpitem;
 627     int i;
 628     WND *wndPtr = WIN_FindWndPtr( hwnd );
 629
 630     lppop = (LPPOPUPMENU) USER_HEAP_LIN_ADDR( wndPtr->wIDmenu );
 631     if (lppop == NULL || lprect == NULL) return SYSMETRICS_CYMENU;
 632     dprintf_menu(stddeb,"MENU_DrawMenuBar(%04X, %p, %p); !\n",
 633                  hDC, lprect, lppop);
 634     if (lppop->Height == 0) MENU_MenuBarCalcSize(hDC, lprect, lppop, hwnd);
 635     lprect->bottom = lprect->top + lppop->Height;
 636     if (suppress_draw) return lppop->Height;
 637
 638     FillRect(hDC, lprect, sysColorObjects.hbrushMenu );
 639     SelectObject( hDC, sysColorObjects.hpenWindowFrame );
 640     MoveTo( hDC, lprect->left, lprect->bottom );
 641     LineTo( hDC, lprect->right, lprect->bottom );
 642
 643     if (lppop->nItems == 0) return SYSMETRICS_CYMENU;
 644     lpitem = (MENUITEM *) USER_HEAP_LIN_ADDR( lppop->hItems );
 645     for (i = 0; i < lppop->nItems; i++, lpitem++)
 646     {
 647         MENU_DrawMenuItem( hwnd, hDC, lpitem, lppop->Height, TRUE );
 648     }
 649     return lppop->Height;
 650 }
 651
 652
 653 /***********************************************************************
 654  *           MENU_ShowPopup
 655  *
 656  * Display a popup menu.
 657  */
 658 static BOOL MENU_ShowPopup(HWND hwndOwner, HMENU hmenu, WORD id, int x, int y)
 659 {
 660     POPUPMENU *menu;
 661
 662     if (!(menu = (POPUPMENU *) USER_HEAP_LIN_ADDR( hmenu ))) return FALSE;
 663     if (menu->FocusedItem != NO_SELECTED_ITEM)
 664     {
 665         MENUITEM *item = (MENUITEM *) USER_HEAP_LIN_ADDR( menu->hItems );
 666         item[menu->FocusedItem].item_flags &= ~(MF_HILITE | MF_MOUSESELECT);
 667         menu->FocusedItem = NO_SELECTED_ITEM;
 668     }
 669     SendMessage( hwndOwner, WM_INITMENUPOPUP, hmenu,
 670                  MAKELONG( id, (menu->wFlags & MF_SYSMENU) ? 1 : 0 ));
 671     MENU_PopupMenuCalcSize( menu, hwndOwner );
 672     if (!menu->hWnd)
 673     {
 674         WND *wndPtr = WIN_FindWndPtr( hwndOwner );
 675         if (!wndPtr) return FALSE;
 676         menu->hWnd = CreateWindow( POPUPMENU_CLASS_NAME, "",
 677                                    WS_POPUP | WS_BORDER, x, y,
 678                                    menu->Width + 2*SYSMETRICS_CXBORDER,
 679                                    menu->Height + 2*SYSMETRICS_CYBORDER,
 680                                    0, 0, wndPtr->hInstance, (SEGPTR)hmenu );
 681         if (!menu->hWnd) return FALSE;
 682     }
 683     else SetWindowPos( menu->hWnd, 0, x, y,
 684                        menu->Width + 2*SYSMETRICS_CXBORDER,
 685                        menu->Height + 2*SYSMETRICS_CYBORDER,
 686                        SWP_NOACTIVATE | SWP_NOZORDER );
 687
 688       /* Display the window */
 689
 690     SetWindowPos( menu->hWnd, HWND_TOP, 0, 0, 0, 0,
 691                   SWP_SHOWWINDOW | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE );
 692     UpdateWindow( menu->hWnd );
 693     return TRUE;
 694 }
 695
 696
 697 /***********************************************************************
 698  *           MENU_SelectItem
 699  */
 700 static void MENU_SelectItem( HMENU hmenu, WORD wIndex )
 701 {
 702     MENUITEM *items;
 703     LPPOPUPMENU lppop;
 704     HDC hdc;
 705
 706     lppop = (POPUPMENU *) USER_HEAP_LIN_ADDR( hmenu );
 707     if (!lppop->nItems) return;
 708     items = (MENUITEM *) USER_HEAP_LIN_ADDR( lppop->hItems );
 709     if ((wIndex != NO_SELECTED_ITEM) &&
 710         (wIndex != SYSMENU_SELECTED) &&
 711         (items[wIndex].item_flags & MF_SEPARATOR))
 712         wIndex = NO_SELECTED_ITEM;
 713     if (lppop->FocusedItem == wIndex) return;
 714     if (lppop->wFlags & MF_POPUP) hdc = GetDC( lppop->hWnd );
 715     else hdc = GetDCEx( lppop->hWnd, 0, DCX_CACHE | DCX_WINDOW);
 716
 717       /* Clear previous highlighted item */
 718     if (lppop->FocusedItem != NO_SELECTED_ITEM)
 719     {
 720         if (lppop->FocusedItem == SYSMENU_SELECTED)
 721             NC_DrawSysButton( lppop->hWnd, hdc, FALSE );
 722         else
 723         {
 724             items[lppop->FocusedItem].item_flags &=~(MF_HILITE|MF_MOUSESELECT);
 725             MENU_DrawMenuItem( lppop->hWnd, hdc, &items[lppop->FocusedItem], lppop->Height,
 726                                !(lppop->wFlags & MF_POPUP) );
 727         }
 728     }
 729
 730       /* Highlight new item (if any) */
 731     lppop->FocusedItem = wIndex;
 732     if (lppop->FocusedItem != NO_SELECTED_ITEM)
 733     {
 734         if (lppop->FocusedItem == SYSMENU_SELECTED)
 735             NC_DrawSysButton( lppop->hWnd, hdc, TRUE );
 736         else
 737         {
 738             items[lppop->FocusedItem].item_flags |= MF_HILITE;
 739             MENU_DrawMenuItem( lppop->hWnd, hdc, &items[lppop->FocusedItem], lppop->Height,
 740                                !(lppop->wFlags & MF_POPUP) );
 741             dprintf_menu(stddeb,"Sending WM_MENUSELECT %04x %04x\n", items[lppop->FocusedItem].item_id,items[lppop->FocusedItem].item_flags);
 742             SendMessage(lppop->hWnd, WM_MENUSELECT, items[lppop->FocusedItem].item_id,
 743                        MAKELONG( items[lppop->FocusedItem].item_flags | MF_MOUSESELECT, hmenu));
 744         }
 745     }
 746     ReleaseDC( lppop->hWnd, hdc );
 747 }
 748
 749
 750 /***********************************************************************
 751  *           MENU_SelectNextItem
 752  */
 753 static void MENU_SelectNextItem( HMENU hmenu )
 754 {
 755     int i;
 756     MENUITEM *items;
 757     POPUPMENU *menu;
 758
 759     menu = (POPUPMENU *) USER_HEAP_LIN_ADDR( hmenu );
 760     if (!menu->nItems) return;
 761     items = (MENUITEM *) USER_HEAP_LIN_ADDR( menu->hItems );
 762     if ((menu->FocusedItem != NO_SELECTED_ITEM) &&
 763         (menu->FocusedItem != SYSMENU_SELECTED))
 764     {
 765         for (i = menu->FocusedItem+1; i < menu->nItems; i++)
 766         {
 767             if (!(items[i].item_flags & MF_SEPARATOR))
 768             {
 769                 MENU_SelectItem( hmenu, i );
 770                 return;
 771             }
 772         }
 773         if (MENU_HasSysMenu( menu ))
 774         {
 775             MENU_SelectItem( hmenu, SYSMENU_SELECTED );
 776             return;
 777         }
 778     }
 779     for (i = 0; i < menu->nItems; i++)
 780     {
 781         if (!(items[i].item_flags & MF_SEPARATOR))
 782         {
 783             MENU_SelectItem( hmenu, i );
 784             return;
 785         }
 786     }
 787     if (MENU_HasSysMenu( menu )) MENU_SelectItem( hmenu, SYSMENU_SELECTED );
 788 }
 789
 790
 791 /***********************************************************************
 792  *           MENU_SelectPrevItem
 793  */
 794 static void MENU_SelectPrevItem( HMENU hmenu )
 795 {
 796     int i;
 797     MENUITEM *items;
 798     POPUPMENU *menu;
 799
 800     menu = (POPUPMENU *) USER_HEAP_LIN_ADDR( hmenu );
 801     if (!menu->nItems) return;
 802     items = (MENUITEM *) USER_HEAP_LIN_ADDR( menu->hItems );
 803     if ((menu->FocusedItem != NO_SELECTED_ITEM) &&
 804         (menu->FocusedItem != SYSMENU_SELECTED))
 805     {
 806         for (i = menu->FocusedItem - 1; i >= 0; i--)
 807         {
 808             if (!(items[i].item_flags & MF_SEPARATOR))
 809             {
 810                 MENU_SelectItem( hmenu, i );
 811                 return;
 812             }
 813         }
 814         if (MENU_HasSysMenu( menu ))
 815         {
 816             MENU_SelectItem( hmenu, SYSMENU_SELECTED );
 817             return;
 818         }
 819     }
 820     for (i = menu->nItems - 1; i > 0; i--)
 821     {
 822         if (!(items[i].item_flags & MF_SEPARATOR))
 823         {
 824             MENU_SelectItem( hmenu, i );
 825             return;
 826         }
 827     }
 828     if (MENU_HasSysMenu( menu )) MENU_SelectItem( hmenu, SYSMENU_SELECTED );
 829 }
 830
 831
 832 /***********************************************************************
 833  *           MENU_GetSubPopup
 834  *
 835  * Return the handle of the selected sub-popup menu (if any).
 836  */
 837 static HMENU MENU_GetSubPopup( HMENU hmenu )
 838 {
 839     POPUPMENU *menu;
 840     MENUITEM *item;
 841
 842     menu = (POPUPMENU *) USER_HEAP_LIN_ADDR( hmenu );
 843     if (menu->FocusedItem == NO_SELECTED_ITEM) return 0;
 844     else if (menu->FocusedItem == SYSMENU_SELECTED)
 845         return GetSystemMenu( menu->hWnd, FALSE );
 846
 847     item = ((MENUITEM *)USER_HEAP_LIN_ADDR(menu->hItems)) + menu->FocusedItem;
 848     if (!(item->item_flags & MF_POPUP) || !(item->item_flags & MF_MOUSESELECT))
 849         return 0;
 850     return item->item_id;
 851 }
 852
 853
 854 /***********************************************************************
 855  *           MENU_HideSubPopups
 856  *
 857  * Hide the sub-popup menus of this menu.
 858  */
 859 static void MENU_HideSubPopups( HMENU hmenu )
 860 {
 861     MENUITEM *item;
 862     POPUPMENU *menu, *submenu;
 863     HMENU hsubmenu;
 864
 865     if (!(menu = (POPUPMENU *) USER_HEAP_LIN_ADDR( hmenu ))) return;
 866     if (menu->FocusedItem == NO_SELECTED_ITEM) return;
 867     if (menu->FocusedItem == SYSMENU_SELECTED)
 868     {
 869         hsubmenu = GetSystemMenu( menu->hWnd, FALSE );
 870     }
 871     else
 872     {
 873         item = ((MENUITEM *)USER_HEAP_LIN_ADDR(menu->hItems)) + menu->FocusedItem;
 874         if (!(item->item_flags & MF_POPUP) ||
 875             !(item->item_flags & MF_MOUSESELECT)) return;
 876         item->item_flags &= ~MF_MOUSESELECT;
 877         hsubmenu = item->item_id;
 878     }
 879     submenu = (POPUPMENU *) USER_HEAP_LIN_ADDR( hsubmenu );
 880     MENU_HideSubPopups( hsubmenu );
 881     if (submenu->hWnd) ShowWindow( submenu->hWnd, SW_HIDE );
 882     MENU_SelectItem( hsubmenu, NO_SELECTED_ITEM );
 883 }
 884
 885
 886 /***********************************************************************
 887  *           MENU_ShowSubPopup
 888  *
 889  * Display the sub-menu of the selected item of this menu.
 890  * Return the handle of the submenu, or hmenu if no submenu to display.
 891  */
 892 static HMENU MENU_ShowSubPopup( HWND hwndOwner, HMENU hmenu, BOOL selectFirst )
 893 {
 894     POPUPMENU *menu;
 895     MENUITEM *item;
 896     WND *wndPtr;
 897
 898     if (!(menu = (POPUPMENU *) USER_HEAP_LIN_ADDR( hmenu ))) return hmenu;
 899     if (!(wndPtr = WIN_FindWndPtr( menu->hWnd ))) return hmenu;
 900     if (menu->FocusedItem == NO_SELECTED_ITEM) return hmenu;
 901     if (menu->FocusedItem == SYSMENU_SELECTED)
 902     {
 903         MENU_ShowPopup(hwndOwner, wndPtr->hSysMenu, 0, wndPtr->rectClient.left,
 904                 wndPtr->rectClient.top - menu->Height - 2*SYSMETRICS_CYBORDER);
 905         if (selectFirst) MENU_SelectNextItem( wndPtr->hSysMenu );
 906         return wndPtr->hSysMenu;
 907     }
 908     item = ((MENUITEM *)USER_HEAP_LIN_ADDR(menu->hItems)) + menu->FocusedItem;
 909     if (!(item->item_flags & MF_POPUP) ||
 910         (item->item_flags & (MF_GRAYED | MF_DISABLED))) return hmenu;
 911     item->item_flags |= MF_MOUSESELECT;
 912     if (menu->wFlags & MF_POPUP)
 913     {
 914         MENU_ShowPopup( hwndOwner, (HMENU)item->item_id, menu->FocusedItem,
 915                  wndPtr->rectWindow.left + item->rect.right-arrow_bitmap_width,
 916                  wndPtr->rectWindow.top + item->rect.top );
 917     }
 918     else
 919     {
 920         MENU_ShowPopup( hwndOwner, (HMENU)item->item_id, menu->FocusedItem,
 921                         wndPtr->rectWindow.left + item->rect.left,
 922                         wndPtr->rectWindow.top + item->rect.bottom );
 923     }
 924     if (selectFirst) MENU_SelectNextItem( (HMENU)item->item_id );
 925     return (HMENU)item->item_id;
 926 }
 927
 928
 929 /***********************************************************************
 930  *           MENU_FindMenuByCoords
 931  *
 932  * Find the menu containing a given point (in screen coords).
 933  */
 934 static HMENU MENU_FindMenuByCoords( HMENU hmenu, POINT pt )
 935 {
 936     POPUPMENU *menu;
 937     HWND hwnd;
 938
 939     if (!(hwnd = WindowFromPoint( pt ))) return 0;
 940     while (hmenu)
 941     {
 942         menu = (POPUPMENU *) USER_HEAP_LIN_ADDR( hmenu );
 943         if (menu->hWnd == hwnd)
 944         {
 945             if (!(menu->wFlags & MF_POPUP))
 946             {
 947                   /* Make sure it's in the menu bar (or in system menu) */
 948                 WND *wndPtr = WIN_FindWndPtr( menu->hWnd );
 949                 if ((pt.x < wndPtr->rectClient.left) ||
 950                     (pt.x >= wndPtr->rectClient.right) ||
 951                     (pt.y >= wndPtr->rectClient.top)) return 0;
 952                 if (pt.y < wndPtr->rectClient.top - menu->Height)
 953                 {
 954                     if (!MENU_IsInSysMenu( menu, pt )) return 0;
 955                 }
 956                 /* else it's in the menu bar */
 957             }
 958             return hmenu;
 959         }
 960         hmenu = MENU_GetSubPopup( hmenu );
 961     }
 962     return 0;
 963 }
 964
 965
 966 /***********************************************************************
 967  *           MENU_ExecFocusedItem
 968  *
 969  * Execute a menu item (for instance when user pressed Enter).
 970  * Return TRUE if we can go on with menu tracking.
 971  */
 972 static BOOL MENU_ExecFocusedItem( HWND hwndOwner, HMENU hmenu,
 973                                   HMENU *hmenuCurrent )
 974 {
 975     MENUITEM *item;
 976     POPUPMENU *menu = (POPUPMENU *) USER_HEAP_LIN_ADDR( hmenu );
 977     if (!menu || !menu->nItems || (menu->FocusedItem == NO_SELECTED_ITEM) ||
 978         (menu->FocusedItem == SYSMENU_SELECTED)) return TRUE;
 979     item = ((MENUITEM *)USER_HEAP_LIN_ADDR(menu->hItems)) + menu->FocusedItem;
 980     if (!(item->item_flags & MF_POPUP))
 981     {
 982         if (!(item->item_flags & (MF_GRAYED | MF_DISABLED)))
 983         {
 984             PostMessage( hwndOwner, (menu->wFlags & MF_SYSMENU) ?
 985                         WM_SYSCOMMAND : WM_COMMAND, item->item_id, 0 );
 986             return FALSE;
 987         }
 988         else return TRUE;
 989     }
 990     else
 991     {
 992         *hmenuCurrent = MENU_ShowSubPopup( hwndOwner, hmenu, TRUE );
 993         return TRUE;
 994     }
 995 }
 996
 997
 998 /***********************************************************************
 999  *           MENU_ButtonDown
1000  *
1001  * Handle a button-down event in a menu. Point is in screen coords.
1002  * hmenuCurrent is the top-most visible popup.
1003  * Return TRUE if we can go on with menu tracking.
1004  */
1005 static BOOL MENU_ButtonDown( HWND hwndOwner, HMENU hmenu, HMENU *hmenuCurrent,
1006                              POINT pt )
1007 {
1008     POPUPMENU *menu;
1009     MENUITEM *item;
1010     WORD id;
1011
1012     if (!hmenu) return FALSE;  /* Outside all menus */
1013     menu = (POPUPMENU *) USER_HEAP_LIN_ADDR( hmenu );
1014     item = MENU_FindItemByCoords( menu, pt.x, pt.y, &id );
1015     if (!item)  /* Maybe in system menu */
1016     {
1017         if (!MENU_IsInSysMenu( menu, pt )) return FALSE;
1018         id = SYSMENU_SELECTED;
1019     }
1020
1021     if (menu->FocusedItem == id)
1022     {
1023         if (id == SYSMENU_SELECTED) return FALSE;
1024         if (item->item_flags & MF_POPUP)
1025         {
1026             if (item->item_flags & MF_MOUSESELECT)
1027             {
1028                 if (menu->wFlags & MF_POPUP)
1029                 {
1030                     MENU_HideSubPopups( hmenu );
1031                     *hmenuCurrent = hmenu;
1032                 }
1033                 else return FALSE;
1034             }
1035             else *hmenuCurrent = MENU_ShowSubPopup( hwndOwner, hmenu, FALSE );
1036         }
1037     }
1038     else
1039     {
1040         MENU_HideSubPopups( hmenu );
1041         MENU_SelectItem( hmenu, id );
1042         *hmenuCurrent = MENU_ShowSubPopup( hwndOwner, hmenu, FALSE );
1043     }
1044     return TRUE;
1045 }
1046
1047
1048 /***********************************************************************
1049  *           MENU_ButtonUp
1050  *
1051  * Handle a button-up event in a menu. Point is in screen coords.
1052  * hmenuCurrent is the top-most visible popup.
1053  * Return TRUE if we can go on with menu tracking.
1054  */
1055 static BOOL MENU_ButtonUp( HWND hwndOwner, HMENU hmenu, HMENU *hmenuCurrent,
1056                            POINT pt )
1057 {
1058     POPUPMENU *menu;
1059     MENUITEM *item;
1060     HMENU hsubmenu = 0;
1061     WORD id;
1062
1063     if (!hmenu) return FALSE;  /* Outside all menus */
1064     menu = (POPUPMENU *) USER_HEAP_LIN_ADDR( hmenu );
1065     item = MENU_FindItemByCoords( menu, pt.x, pt.y, &id );
1066     if (!item)  /* Maybe in system menu */
1067     {
1068         if (!MENU_IsInSysMenu( menu, pt )) return FALSE;
1069         id = SYSMENU_SELECTED;
1070         hsubmenu = GetSystemMenu( menu->hWnd, FALSE );
1071     }
1072
1073     if (menu->FocusedItem != id) return FALSE;
1074
1075     if (id != SYSMENU_SELECTED)
1076     {
1077         if (!(item->item_flags & MF_POPUP))
1078         {
1079             return MENU_ExecFocusedItem( hwndOwner, hmenu, hmenuCurrent );
1080         }
1081         hsubmenu = item->item_id;
1082     }
1083       /* Select first item of sub-popup */
1084     MENU_SelectItem( hsubmenu, NO_SELECTED_ITEM );
1085     MENU_SelectNextItem( hsubmenu );
1086     return TRUE;
1087 }
1088
1089
1090 /***********************************************************************
1091  *           MENU_MouseMove
1092  *
1093  * Handle a motion event in a menu. Point is in screen coords.
1094  * hmenuCurrent is the top-most visible popup.
1095  * Return TRUE if we can go on with menu tracking.
1096  */
1097 static BOOL MENU_MouseMove( HWND hwndOwner, HMENU hmenu, HMENU *hmenuCurrent,
1098                             POINT pt )
1099 {
1100     MENUITEM *item;
1101     POPUPMENU *menu = (POPUPMENU *) USER_HEAP_LIN_ADDR( hmenu );
1102     WORD id = NO_SELECTED_ITEM;
1103
1104     if (hmenu)
1105     {
1106         item = MENU_FindItemByCoords( menu, pt.x, pt.y, &id );
1107         if (!item)  /* Maybe in system menu */
1108         {
1109             if (!MENU_IsInSysMenu( menu, pt ))
1110                 id = NO_SELECTED_ITEM;  /* Outside all items */
1111             else id = SYSMENU_SELECTED;
1112         }
1113     }
1114     if (id == NO_SELECTED_ITEM)
1115     {
1116         MENU_SelectItem( *hmenuCurrent, NO_SELECTED_ITEM );
1117     }
1118     else if (menu->FocusedItem != id)
1119     {
1120         MENU_HideSubPopups( hmenu );
1121         MENU_SelectItem( hmenu, id );
1122         *hmenuCurrent = MENU_ShowSubPopup( hwndOwner, hmenu, FALSE );
1123     }
1124     return TRUE;
1125 }
1126
1127
1128 /***********************************************************************
1129  *           MENU_KeyLeft
1130  *
1131  * Handle a VK_LEFT key event in a menu.
1132  * hmenuCurrent is the top-most visible popup.
1133  */
1134 static void MENU_KeyLeft( HWND hwndOwner, HMENU hmenu, HMENU *hmenuCurrent )
1135 {
1136     POPUPMENU *menu;
1137     HMENU hmenutmp, hmenuprev;
1138
1139     menu = (POPUPMENU *) USER_HEAP_LIN_ADDR( hmenu );
1140     hmenuprev = hmenutmp = hmenu;
1141     while (hmenutmp != *hmenuCurrent)
1142     {
1143         hmenutmp = MENU_GetSubPopup( hmenuprev );
1144         if (hmenutmp != *hmenuCurrent) hmenuprev = hmenutmp;
1145     }
1146     MENU_HideSubPopups( hmenuprev );
1147
1148     if ((hmenuprev == hmenu) && !(menu->wFlags & MF_POPUP))
1149     {
1150           /* Select previous item on the menu bar */
1151         MENU_SelectPrevItem( hmenu );
1152         if (*hmenuCurrent != hmenu)
1153         {
1154               /* A popup menu was displayed -> display the next one */
1155             *hmenuCurrent = MENU_ShowSubPopup( hwndOwner, hmenu, TRUE );
1156         }
1157     }
1158     else *hmenuCurrent = hmenuprev;
1159 }
1160
1161
1162 /***********************************************************************
1163  *           MENU_KeyRight
1164  *
1165  * Handle a VK_RIGHT key event in a menu.
1166  * hmenuCurrent is the top-most visible popup.
1167  */
1168 static void MENU_KeyRight( HWND hwndOwner, HMENU hmenu, HMENU *hmenuCurrent )
1169 {
1170     POPUPMENU *menu;
1171     HMENU hmenutmp;
1172
1173     menu = (POPUPMENU *) USER_HEAP_LIN_ADDR( hmenu );
1174
1175     if ((menu->wFlags & MF_POPUP) || (*hmenuCurrent != hmenu))
1176     {
1177           /* If already displaying a popup, try to display sub-popup */
1178         hmenutmp = MENU_ShowSubPopup( hwndOwner, *hmenuCurrent, TRUE );
1179         if (hmenutmp != *hmenuCurrent)  /* Sub-popup displayed */
1180         {
1181             *hmenuCurrent = hmenutmp;
1182             return;
1183         }
1184     }
1185
1186       /* If on menu-bar, go to next item */
1187     if (!(menu->wFlags & MF_POPUP))
1188     {
1189         MENU_HideSubPopups( hmenu );
1190         MENU_SelectNextItem( hmenu );
1191         if (*hmenuCurrent != hmenu)
1192         {
1193               /* A popup menu was displayed -> display the next one */
1194             *hmenuCurrent = MENU_ShowSubPopup( hwndOwner, hmenu, TRUE );
1195         }
1196     }
1197     else if (*hmenuCurrent != hmenu)  /* Hide last level popup */
1198     {
1199         HMENU hmenuprev;
1200         hmenuprev = hmenutmp = hmenu;
1201         while (hmenutmp != *hmenuCurrent)
1202         {
1203             hmenutmp = MENU_GetSubPopup( hmenuprev );
1204             if (hmenutmp != *hmenuCurrent) hmenuprev = hmenutmp;
1205         }
1206         MENU_HideSubPopups( hmenuprev );
1207         *hmenuCurrent = hmenuprev;
1208     }
1209 }
1210
1211
1212 /***********************************************************************
1213  *           MENU_TrackMenu
1214  *
1215  * Menu tracking code.
1216  * If 'x' and 'y' are not 0, we simulate a button-down event at (x,y)
1217  * before beginning tracking. This is to help menu-bar tracking.
1218  */
1219 static BOOL MENU_TrackMenu( HMENU hmenu, WORD wFlags, int x, int y,
1220                             HWND hwnd, LPRECT lprect )
1221 {
1222     MSG *msg;
1223     HLOCAL hMsg;
1224     POPUPMENU *menu;
1225     HMENU hmenuCurrent = hmenu;
1226     BOOL fClosed = FALSE, fRemove;
1227     WORD pos;
1228
1229     fEndMenuCalled = FALSE;
1230     if (!(menu = (POPUPMENU *) USER_HEAP_LIN_ADDR( hmenu ))) return FALSE;
1231     if (x && y)
1232     {
1233         POINT pt = { x, y };
1234         MENU_ButtonDown( hwnd, hmenu, &hmenuCurrent, pt );
1235     }
1236     SetCapture( hwnd );
1237     hMsg = USER_HEAP_ALLOC( sizeof(MSG) );
1238     msg = (MSG *)USER_HEAP_LIN_ADDR( hMsg );
1239     while (!fClosed)
1240     {
1241         if (!MSG_InternalGetMessage( USER_HEAP_SEG_ADDR(hMsg), 0,
1242                                      hwnd, MSGF_MENU, 0, TRUE ))
1243             break;
1244
1245         fRemove = FALSE;
1246         if ((msg->message >= WM_MOUSEFIRST) && (msg->message <= WM_MOUSELAST))
1247         {
1248               /* Find the sub-popup for this mouse event (if any) */
1249             HMENU hsubmenu = MENU_FindMenuByCoords( hmenu, msg->pt );
1250
1251             switch(msg->message)
1252             {
1253             case WM_RBUTTONDOWN:
1254             case WM_NCRBUTTONDOWN:
1255                 if (!(wFlags & TPM_RIGHTBUTTON)) break;
1256                 /* fall through */
1257             case WM_LBUTTONDOWN:
1258             case WM_NCLBUTTONDOWN:
1259                 fClosed = !MENU_ButtonDown( hwnd, hsubmenu,
1260                                             &hmenuCurrent, msg->pt );
1261                 break;
1262
1263             case WM_RBUTTONUP:
1264             case WM_NCRBUTTONUP:
1265                 if (!(wFlags & TPM_RIGHTBUTTON)) break;
1266                 /* fall through */
1267             case WM_LBUTTONUP:
1268             case WM_NCLBUTTONUP:
1269                   /* If outside all menus but inside lprect, ignore it */
1270                 if (!hsubmenu && lprect && PtInRect( lprect, msg->pt )) break;
1271                 fClosed = !MENU_ButtonUp( hwnd, hsubmenu,
1272                                           &hmenuCurrent, msg->pt );
1273                 fRemove = TRUE;  /* Remove event even if outside menu */
1274                 break;
1275
1276             case WM_MOUSEMOVE:
1277             case WM_NCMOUSEMOVE:
1278                 if ((msg->wParam & MK_LBUTTON) ||
1279                     ((wFlags & TPM_RIGHTBUTTON) && (msg->wParam & MK_RBUTTON)))
1280                 {
1281                     fClosed = !MENU_MouseMove( hwnd, hsubmenu,
1282                                                &hmenuCurrent, msg->pt );
1283                 }
1284                 break;
1285             }
1286         }
1287         else if ((msg->message >= WM_KEYFIRST) && (msg->message <= WM_KEYLAST))
1288         {
1289             fRemove = TRUE;  /* Keyboard messages are always removed */
1290             switch(msg->message)
1291             {
1292             case WM_KEYDOWN:
1293                 switch(msg->wParam)
1294                 {
1295                 case VK_HOME:
1296                     MENU_SelectItem( hmenuCurrent, NO_SELECTED_ITEM );
1297                     MENU_SelectNextItem( hmenuCurrent );
1298                     break;
1299
1300                 case VK_END:
1301                     MENU_SelectItem( hmenuCurrent, NO_SELECTED_ITEM );
1302                     MENU_SelectPrevItem( hmenuCurrent );
1303                     break;
1304
1305                 case VK_UP:
1306                     MENU_SelectPrevItem( hmenuCurrent );
1307                     break;
1308
1309                 case VK_DOWN:
1310                       /* If on menu bar, pull-down the menu */
1311                     if (!(menu->wFlags & MF_POPUP) && (hmenuCurrent == hmenu))
1312                         hmenuCurrent = MENU_ShowSubPopup( hwnd, hmenu, TRUE );
1313                     else
1314                         MENU_SelectNextItem( hmenuCurrent );
1315                     break;
1316
1317                 case VK_LEFT:
1318                     MENU_KeyLeft( hwnd, hmenu, &hmenuCurrent );
1319                     break;
1320
1321                 case VK_RIGHT:
1322                     MENU_KeyRight( hwnd, hmenu, &hmenuCurrent );
1323                     break;
1324
1325                 case VK_SPACE:
1326                 case VK_RETURN:
1327                     fClosed = !MENU_ExecFocusedItem( hwnd, hmenuCurrent,
1328                                                      &hmenuCurrent );
1329                     break;
1330
1331                 case VK_ESCAPE:
1332                     fClosed = TRUE;
1333                     break;
1334
1335                 default:
1336                     break;
1337                 }
1338                 break;  /* WM_KEYDOWN */
1339
1340             case WM_SYSKEYDOWN:
1341                 switch(msg->wParam)
1342                 {
1343                 case VK_MENU:
1344                     fClosed = TRUE;
1345                     break;
1346
1347                 }
1348                 break;  /* WM_SYSKEYDOWN */
1349
1350             case WM_CHAR:
1351                 {
1352                       /* Hack to avoid control chars. */
1353                       /* We will find a better way real soon... */
1354                     if ((msg->wParam <= 32) || (msg->wParam >= 127)) break;
1355                     pos = MENU_FindItemByKey( hwnd, hmenuCurrent, msg->wParam );
1356                     if (pos == (WORD)-2) fClosed = TRUE;
1357                     else if (pos == (WORD)-1) MessageBeep(0);
1358                     else
1359                     {
1360                         MENU_SelectItem( hmenuCurrent, pos );
1361                         fClosed = !MENU_ExecFocusedItem( hwnd, hmenuCurrent,
1362                                                          &hmenuCurrent );
1363
1364                     }
1365                 }
1366                 break;  /* WM_CHAR */
1367             }  /* switch(msg->message) */
1368         }
1369         else
1370         {
1371             DispatchMessage( msg );
1372         }
1373         if (fEndMenuCalled) fClosed = TRUE;
1374         if (!fClosed) fRemove = TRUE;
1375
1376         if (fRemove)  /* Remove the message from the queue */
1377             PeekMessage( msg, 0, msg->message, msg->message, PM_REMOVE );
1378     }
1379     USER_HEAP_FREE( hMsg );
1380     ReleaseCapture();
1381     MENU_HideSubPopups( hmenu );
1382     if (menu->wFlags & MF_POPUP) ShowWindow( menu->hWnd, SW_HIDE );
1383     MENU_SelectItem( hmenu, NO_SELECTED_ITEM );
1384     fEndMenuCalled = FALSE;
1385     return TRUE;
1386 }
1387
1388
1389 /***********************************************************************
1390  *           MENU_TrackMouseMenuBar
1391  *
1392  * Menu-bar tracking upon a mouse event. Called from NC_HandleSysCommand().
1393  */
1394 void MENU_TrackMouseMenuBar( HWND hwnd, POINT pt )
1395 {
1396     WND *wndPtr = WIN_FindWndPtr( hwnd );
1397     SendMessage( hwnd, WM_ENTERMENULOOP, 0, 0 );
1398     MENU_TrackMenu( (HMENU)wndPtr->wIDmenu, TPM_LEFTALIGN | TPM_LEFTBUTTON,
1399                     pt.x, pt.y, hwnd, NULL );
1400     SendMessage( hwnd, WM_EXITMENULOOP, 0, 0 );
1401 }
1402
1403
1404 /***********************************************************************
1405  *           MENU_TrackKbdMenuBar
1406  *
1407  * Menu-bar tracking upon a keyboard event. Called from NC_HandleSysCommand().
1408  */
1409 void MENU_TrackKbdMenuBar( HWND hwnd, WORD wParam )
1410 {
1411     WND *wndPtr = WIN_FindWndPtr( hwnd );
1412     if (!wndPtr->wIDmenu) return;
1413     SendMessage( hwnd, WM_ENTERMENULOOP, 0, 0 );
1414       /* Select first selectable item */
1415     MENU_SelectItem( wndPtr->wIDmenu, NO_SELECTED_ITEM );
1416     MENU_SelectNextItem( (HMENU)wndPtr->wIDmenu );
1417     MENU_TrackMenu( (HMENU)wndPtr->wIDmenu, TPM_LEFTALIGN | TPM_LEFTBUTTON,
1418                     0, 0, hwnd, NULL );
1419     SendMessage( hwnd, WM_EXITMENULOOP, 0, 0 );
1420 }
1421
1422
1423 /**********************************************************************
1424  *                      TrackPopupMenu          [USER.416]
1425  */
1426 BOOL TrackPopupMenu( HMENU hMenu, WORD wFlags, short x, short y,
1427                      short nReserved, HWND hWnd, LPRECT lpRect )
1428 {
1429     if (!MENU_ShowPopup( hWnd, hMenu, 0, x, y )) return FALSE;
1430     return MENU_TrackMenu( hMenu, wFlags, 0, 0, hWnd, lpRect );
1431 }
1432
1433
1434 /***********************************************************************
1435  *           PopupMenuWndProc
1436  */
1437 LONG PopupMenuWndProc( HWND hwnd, WORD message, WORD wParam, LONG lParam )
1438 {
1439     switch(message)
1440     {
1441     case WM_CREATE:
1442         {
1443             CREATESTRUCT *createStruct = (CREATESTRUCT*)PTR_SEG_TO_LIN(lParam);
1444             HMENU hmenu = (HMENU) ((int)createStruct->lpCreateParams & 0xffff);
1445             SetWindowWord( hwnd, 0, hmenu );
1446             return 0;
1447         }
1448
1449     case WM_MOUSEACTIVATE:  /* We don't want to be activated */
1450         return MA_NOACTIVATE;
1451
1452     case WM_PAINT:
1453         {
1454             PAINTSTRUCT ps;
1455             BeginPaint( hwnd, &ps );
1456             MENU_DrawPopupMenu( hwnd, ps.hdc,
1457                                 (HMENU)GetWindowWord( hwnd, 0 ) );
1458             EndPaint( hwnd, &ps );
1459             return 0;
1460         }
1461
1462     default:
1463         return DefWindowProc(hwnd, message, wParam, lParam);
1464     }
1465     return 0;
1466 }
1467
1468
1469 /***********************************************************************
1470  *           MENU_GetMenuBarHeight
1471  *
1472  * Compute the size of the menu bar height. Used by NC_HandleNCCalcSize().
1473  */
1474 WORD MENU_GetMenuBarHeight( HWND hwnd, WORD menubarWidth, int orgX, int orgY )
1475 {
1476     HDC hdc;
1477     RECT rectBar;
1478     WND *wndPtr;
1479     LPPOPUPMENU lppop;
1480
1481     if (!(wndPtr = WIN_FindWndPtr( hwnd ))) return 0;
1482     if (!(lppop = (LPPOPUPMENU)USER_HEAP_LIN_ADDR(wndPtr->wIDmenu))) return 0;
1483     hdc = GetDC( hwnd );
1484     SetRect( &rectBar, orgX, orgY, orgX+menubarWidth, orgY+SYSMETRICS_CYMENU );
1485     MENU_MenuBarCalcSize( hdc, &rectBar, lppop, hwnd );
1486     ReleaseDC( hwnd, hdc );
1487     return lppop->Height;
1488 }
1489
1490
1491 /**********************************************************************
1492  *                      ChangeMenu              [USER.153]
1493  */
1494 BOOL ChangeMenu(HMENU hMenu, WORD nPos, LPSTR lpNewItem,
1495                         WORD wItemID, WORD wFlags)
1496 {
1497   dprintf_menu(stddeb,"ChangeMenu(%04X, %X, '%s', %X, %X)\n",
1498                hMenu, nPos, lpNewItem, wItemID, wFlags);
1499   if (wFlags & MF_APPEND)  {
1500     return AppendMenu(hMenu, wFlags & ~MF_APPEND, wItemID, lpNewItem);
1501   }
1502   if (wFlags & MF_DELETE) {
1503     return DeleteMenu(hMenu, wFlags & MF_BYPOSITION ? nPos : wItemID,
1504                       wFlags & ~MF_DELETE);
1505   }
1506   if (wFlags & MF_CHANGE) {
1507     return ModifyMenu(hMenu, nPos, wFlags & ~MF_CHANGE, wItemID, lpNewItem);
1508   }
1509   if (wFlags & MF_REMOVE) {
1510     return RemoveMenu(hMenu, wFlags & MF_BYPOSITION ? nPos : wItemID,
1511                       wFlags & ~MF_REMOVE);
1512   }
1513   /* Default: MF_INSERT */
1514   return InsertMenu(hMenu, nPos, wFlags, wItemID, lpNewItem);
1515 }
1516
1517
1518 /**********************************************************************
1519  *                      CheckMenuItem           [USER.154]
1520  */
1521 BOOL CheckMenuItem(HMENU hMenu, WORD wItemID, WORD wFlags)
1522 {
1523         LPMENUITEM      lpitem;
1524         dprintf_menu(stddeb,"CheckMenuItem (%04X, %04X, %04X) !\n",
1525                      hMenu, wItemID, wFlags);
1526         if (!(lpitem = MENU_FindItem(&hMenu, &wItemID, wFlags))) return FALSE;
1527         if (wFlags & MF_CHECKED) lpitem->item_flags |= MF_CHECKED;
1528         else lpitem->item_flags &= ~MF_CHECKED;
1529         return TRUE;
1530 }
1531
1532
1533 /**********************************************************************
1534  *                      EnableMenuItem          [USER.155]
1535  */
1536 BOOL EnableMenuItem(HMENU hMenu, WORD wItemID, WORD wFlags)
1537 {
1538     LPMENUITEM  lpitem;
1539     dprintf_menu(stddeb,"EnableMenuItem (%04X, %04X, %04X) !\n",
1540                  hMenu, wItemID, wFlags);
1541     if (!(lpitem = MENU_FindItem( &hMenu, &wItemID, wFlags ))) return FALSE;
1542
1543       /* We can't have MF_GRAYED and MF_DISABLED together */
1544     if (wFlags & MF_GRAYED)
1545     {
1546         lpitem->item_flags = (lpitem->item_flags & ~MF_DISABLED) | MF_GRAYED;
1547     }
1548     else if (wFlags & MF_DISABLED)
1549     {
1550         lpitem->item_flags = (lpitem->item_flags & ~MF_GRAYED) | MF_DISABLED;
1551     }
1552     else   /* MF_ENABLED */
1553     {
1554         lpitem->item_flags &= ~(MF_GRAYED | MF_DISABLED);
1555     }
1556     return TRUE;
1557 }
1558
1559
1560 /**********************************************************************
1561  *                      GetMenuString           [USER.161]
1562  */
1563 int GetMenuString(HMENU hMenu, WORD wItemID,
1564                   LPSTR str, short nMaxSiz, WORD wFlags)
1565 {
1566         LPMENUITEM      lpitem;
1567         int             maxsiz;
1568         dprintf_menu(stddeb,"GetMenuString(%04X, %04X, %p, %d, %04X);\n",
1569                                         hMenu, wItemID, str, nMaxSiz, wFlags);
1570         if (str == NULL) return FALSE;
1571         lpitem = MENU_FindItem( &hMenu, &wItemID, wFlags );
1572         if (lpitem != NULL) {
1573                 if (lpitem->item_text != NULL) {
1574                         maxsiz = min(nMaxSiz - 1, strlen(lpitem->item_text));
1575                         strncpy(str, lpitem->item_text, maxsiz + 1);
1576                         }
1577                 else
1578                         maxsiz = 0;
1579                 dprintf_menu(stddeb,"GetMenuString // Found !\n");
1580                 return maxsiz;
1581                 }
1582         return 0;
1583 }
1584
1585
1586 /**********************************************************************
1587  *                      HiliteMenuItem          [USER.162]
1588  */
1589 BOOL HiliteMenuItem(HWND hWnd, HMENU hMenu, WORD wItemID, WORD wHilite)
1590 {
1591     LPPOPUPMENU menu;
1592     LPMENUITEM  lpitem;
1593     dprintf_menu(stddeb,"HiliteMenuItem(%04X, %04X, %04X, %04X);\n",
1594                                                 hWnd, hMenu, wItemID, wHilite);
1595     if (!(lpitem = MENU_FindItem( &hMenu, &wItemID, wHilite ))) return FALSE;
1596     if (!(menu = (LPPOPUPMENU) USER_HEAP_LIN_ADDR(hMenu))) return FALSE;
1597     if (menu->FocusedItem == wItemID) return TRUE;
1598     MENU_HideSubPopups( hMenu );
1599     MENU_SelectItem( hMenu, wItemID );
1600     return TRUE;
1601 }
1602
1603
1604 /**********************************************************************
1605  *                      GetMenuState            [USER.250]
1606  */
1607 WORD GetMenuState(HMENU hMenu, WORD wItemID, WORD wFlags)
1608 {
1609     LPMENUITEM lpitem;
1610     dprintf_menu(stddeb,"GetMenuState(%04X, %04X, %04X);\n",
1611                  hMenu, wItemID, wFlags);
1612     if (!(lpitem = MENU_FindItem( &hMenu, &wItemID, wFlags ))) return -1;
1613     if (lpitem->item_flags & MF_POPUP)
1614     {
1615         POPUPMENU *menu = (POPUPMENU *) USER_HEAP_LIN_ADDR( lpitem->item_id );
1616         if (!menu) return -1;
1617         else return (menu->nItems << 8) | (menu->wFlags & 0xff);
1618     }
1619     else return lpitem->item_flags;
1620 }
1621
1622
1623 /**********************************************************************
1624  *                      GetMenuItemCount                [USER.263]
1625  */
1626 WORD GetMenuItemCount(HMENU hMenu)
1627 {
1628         LPPOPUPMENU     menu;
1629         dprintf_menu(stddeb,"GetMenuItemCount(%04X);\n", hMenu);
1630         menu = (LPPOPUPMENU) USER_HEAP_LIN_ADDR(hMenu);
1631         if (menu == NULL) return (WORD)-1;
1632         dprintf_menu(stddeb,"GetMenuItemCount(%04X) return %d \n",
1633                      hMenu, menu->nItems);
1634         return menu->nItems;
1635 }
1636
1637
1638 /**********************************************************************
1639  *                      GetMenuItemID                   [USER.264]
1640  */
1641 WORD GetMenuItemID(HMENU hMenu, int nPos)
1642 {
1643     LPPOPUPMENU menu;
1644     MENUITEM *item;
1645
1646     dprintf_menu(stddeb,"GetMenuItemID(%04X, %d);\n", hMenu, nPos);
1647     if (!(menu = (LPPOPUPMENU) USER_HEAP_LIN_ADDR(hMenu))) return -1;
1648     if ((nPos < 0) || (nPos >= menu->nItems)) return -1;
1649     item = (MENUITEM *) USER_HEAP_LIN_ADDR( menu->hItems );
1650     if (item[nPos].item_flags & MF_POPUP) return -1;
1651     return item[nPos].item_id;
1652 }
1653
1654
1655 /**********************************************************************
1656  *                      InsertMenu              [USER.410]
1657  */
1658 BOOL InsertMenu(HMENU hMenu, WORD nPos, WORD wFlags, WORD wItemID, LPSTR lpNewItem)
1659 {
1660     HANDLE hNewItems;
1661     MENUITEM *lpitem, *newItems;
1662     LPPOPUPMENU menu;
1663
1664     if (IS_STRING_ITEM(wFlags))
1665         {
1666            dprintf_menu(stddeb,"InsertMenu (%04X, %04X, %04X, %04X, '%s') !\n",
1667                                  hMenu, nPos, wFlags, wItemID, lpNewItem);
1668         }
1669     else
1670            dprintf_menu(stddeb,"InsertMenu (%04X, %04X, %04X, %04X, %p) !\n",
1671                                   hMenu, nPos, wFlags, wItemID, lpNewItem);
1672
1673       /* Find where to insert new item */
1674
1675     if ((wFlags & MF_BYPOSITION) &&
1676         ((nPos == (WORD)-1) || (nPos == GetMenuItemCount(hMenu))))
1677     {
1678           /* Special case: append to menu
1679              Some programs specify the menu length to do that */
1680         if (!(menu = (LPPOPUPMENU) USER_HEAP_LIN_ADDR(hMenu)))
1681         {
1682             dprintf_menu(stddeb,"InsertMenu: %04X not a menu handle\n", hMenu);
1683             return FALSE;
1684         }
1685         nPos = menu->nItems;
1686     }
1687     else
1688     {
1689         if (!MENU_FindItem( &hMenu, &nPos, wFlags ))
1690         {
1691             dprintf_menu(stddeb,"InsertMenu: Item %X not found\n", nPos);
1692             return FALSE;
1693         }
1694         if (!(menu = (LPPOPUPMENU) USER_HEAP_LIN_ADDR(hMenu)))
1695         {
1696             dprintf_menu(stddeb,"InsertMenu: %04X not a menu handle\n", hMenu);
1697             return FALSE;
1698         }
1699     }
1700
1701       /* Create new items array */
1702
1703     hNewItems = USER_HEAP_ALLOC( sizeof(MENUITEM) * (menu->nItems+1) );
1704     if (!hNewItems)
1705     {
1706         dprintf_menu(stddeb,"InsertMenu: allocation failed\n");
1707         return FALSE;
1708     }
1709     newItems = (MENUITEM *) USER_HEAP_LIN_ADDR( hNewItems );
1710     if (menu->nItems > 0)
1711     {
1712           /* Copy the old array into the new */
1713         MENUITEM *oldItems = (MENUITEM *) USER_HEAP_LIN_ADDR( menu->hItems );
1714         if (nPos > 0) memcpy( newItems, oldItems, nPos * sizeof(MENUITEM) );
1715         if (nPos < menu->nItems) memcpy( &newItems[nPos+1], &oldItems[nPos],
1716                                         (menu->nItems-nPos)*sizeof(MENUITEM) );
1717
1718         USER_HEAP_FREE( menu->hItems );
1719     }
1720     menu->hItems = hNewItems;
1721     menu->nItems++;
1722
1723       /* Store the new item data */
1724
1725     lpitem = &newItems[nPos];
1726     lpitem->item_flags = wFlags & ~(MF_HILITE | MF_MOUSESELECT);
1727     lpitem->item_id    = wItemID;
1728
1729     if (IS_STRING_ITEM(wFlags))
1730     {
1731           /* Item beginning with a backspace is a help item */
1732         if (lpNewItem[0] == '\b')
1733         {
1734             lpitem->item_flags |= MF_HELP;
1735             lpNewItem++;
1736         }
1737         lpitem->hText = USER_HEAP_ALLOC( strlen(lpNewItem)+1 );
1738         lpitem->item_text = (char *)USER_HEAP_LIN_ADDR( lpitem->hText );
1739         strcpy( lpitem->item_text, lpNewItem );
1740     }
1741     else if (wFlags & MF_BITMAP) lpitem->hText = LOWORD((DWORD)lpNewItem);
1742     else lpitem->item_text = lpNewItem;
1743
1744     if (wFlags & MF_POPUP)  /* Set the MF_POPUP flag on the popup-menu */
1745         ((POPUPMENU *)USER_HEAP_LIN_ADDR(wItemID))->wFlags |= MF_POPUP;
1746
1747     SetRectEmpty( &lpitem->rect );
1748     lpitem->hCheckBit   = hStdCheck;
1749     lpitem->hUnCheckBit = 0;
1750     return TRUE;
1751 }
1752
1753
1754 /**********************************************************************
1755  *                      AppendMenu              [USER.411]
1756  */
1757 BOOL AppendMenu(HMENU hMenu, WORD wFlags, WORD wItemID, LPSTR lpNewItem)
1758 {
1759     return InsertMenu( hMenu, -1, wFlags | MF_BYPOSITION, wItemID, lpNewItem );
1760 }
1761
1762
1763 /**********************************************************************
1764  *                      RemoveMenu              [USER.412]
1765  */
1766 BOOL RemoveMenu(HMENU hMenu, WORD nPos, WORD wFlags)
1767 {
1768     LPPOPUPMENU menu;
1769     LPMENUITEM  lpitem;
1770         dprintf_menu(stddeb,"RemoveMenu (%04X, %04X, %04X) !\n",
1771                      hMenu, nPos, wFlags);
1772     if (!(lpitem = MENU_FindItem( &hMenu, &nPos, wFlags ))) return FALSE;
1773     if (!(menu = (LPPOPUPMENU) USER_HEAP_LIN_ADDR(hMenu))) return FALSE;
1774
1775       /* Remove item */
1776
1777     if (IS_STRING_ITEM(lpitem->item_flags)) USER_HEAP_FREE( lpitem->hText );
1778     if (--menu->nItems == 0)
1779     {
1780         USER_HEAP_FREE( menu->hItems );
1781         menu->hItems = 0;
1782     }
1783     else
1784     {
1785         while(nPos < menu->nItems)
1786         {
1787             *lpitem = *(lpitem+1);
1788             lpitem++;
1789             nPos++;
1790         }
1791         menu->hItems = USER_HEAP_REALLOC( menu->hItems,
1792                                           menu->nItems * sizeof(MENUITEM) );
1793     }
1794     return TRUE;
1795 }
1796
1797
1798 /**********************************************************************
1799  *                      DeleteMenu              [USER.413]
1800  */
1801 BOOL DeleteMenu(HMENU hMenu, WORD nPos, WORD wFlags)
1802 {
1803     MENUITEM *item = MENU_FindItem( &hMenu, &nPos, wFlags );
1804     if (!item) return FALSE;
1805     if (item->item_flags & MF_POPUP) DestroyMenu( item->item_id );
1806       /* nPos is now the position of the item */
1807     RemoveMenu( hMenu, nPos, wFlags | MF_BYPOSITION );
1808     return TRUE;
1809 }
1810
1811
1812 /**********************************************************************
1813  *                      ModifyMenu              [USER.414]
1814  */
1815 BOOL ModifyMenu(HMENU hMenu, WORD nPos, WORD wFlags, WORD wItemID, LPSTR lpNewItem)
1816 {
1817     LPMENUITEM  lpitem;
1818     if (IS_STRING_ITEM(wFlags))
1819         dprintf_menu(stddeb,"ModifyMenu (%04X, %04X, %04X, %04X, '%s') !\n",
1820                hMenu, nPos, wFlags, wItemID, lpNewItem);
1821     else
1822         dprintf_menu(stddeb,"ModifyMenu (%04X, %04X, %04X, %04X, %p) !\n",
1823                hMenu, nPos, wFlags, wItemID, lpNewItem);
1824     if (!(lpitem = MENU_FindItem( &hMenu, &nPos, wFlags ))) return FALSE;
1825
1826     if (IS_STRING_ITEM(lpitem->item_flags)) USER_HEAP_FREE( lpitem->hText );
1827     lpitem->item_flags = wFlags & ~(MF_HILITE | MF_MOUSESELECT);
1828     lpitem->item_id    = wItemID;
1829
1830     if (IS_STRING_ITEM(wFlags))
1831     {
1832         lpitem->hText = USER_HEAP_ALLOC( strlen(lpNewItem)+1 );
1833         lpitem->item_text = (char *)USER_HEAP_LIN_ADDR( lpitem->hText );
1834         strcpy( lpitem->item_text, lpNewItem );
1835     }
1836     else if (wFlags & MF_BITMAP) lpitem->hText = LOWORD((DWORD)lpNewItem);
1837     else lpitem->item_text = lpNewItem;
1838     SetRectEmpty( &lpitem->rect );
1839     return TRUE;
1840 }
1841
1842
1843 /**********************************************************************
1844  *                      CreatePopupMenu         [USER.415]
1845  */
1846 HMENU CreatePopupMenu()
1847 {
1848     HMENU hmenu;
1849     POPUPMENU *menu;
1850
1851     if (!(hmenu = CreateMenu())) return 0;
1852     menu = (POPUPMENU *) USER_HEAP_LIN_ADDR( hmenu );
1853     menu->wFlags |= MF_POPUP;
1854     return hmenu;
1855 }
1856
1857
1858 /**********************************************************************
1859  *                      GetMenuCheckMarkDimensions      [USER.417]
1860  */
1861 DWORD GetMenuCheckMarkDimensions()
1862 {
1863     return MAKELONG( check_bitmap_width, check_bitmap_height );
1864 }
1865
1866
1867 /**********************************************************************
1868  *                      SetMenuItemBitmaps      [USER.418]
1869  */
1870 BOOL SetMenuItemBitmaps(HMENU hMenu, WORD nPos, WORD wFlags,
1871                 HBITMAP hNewCheck, HBITMAP hNewUnCheck)
1872 {
1873     LPMENUITEM lpitem;
1874    dprintf_menu(stddeb,"SetMenuItemBitmaps (%04X, %04X, %04X, %04X, %08X) !\n",
1875             hMenu, nPos, wFlags, hNewCheck, hNewUnCheck);
1876     if (!(lpitem = MENU_FindItem( &hMenu, &nPos, wFlags ))) return FALSE;
1877
1878     if (!hNewCheck && !hNewUnCheck)
1879     {
1880           /* If both are NULL, restore default bitmaps */
1881         lpitem->hCheckBit   = hStdCheck;
1882         lpitem->hUnCheckBit = 0;
1883         lpitem->item_flags &= ~MF_USECHECKBITMAPS;
1884     }
1885     else  /* Install new bitmaps */
1886     {
1887         lpitem->hCheckBit   = hNewCheck;
1888         lpitem->hUnCheckBit = hNewUnCheck;
1889         lpitem->item_flags |= MF_USECHECKBITMAPS;
1890     }
1891     return TRUE;
1892 }
1893
1894
1895 /**********************************************************************
1896  *                      CreateMenu              [USER.151]
1897  */
1898 HMENU CreateMenu()
1899 {
1900     HMENU hMenu;
1901     LPPOPUPMENU menu;
1902     dprintf_menu(stddeb,"CreateMenu !\n");
1903     if (!(hMenu = USER_HEAP_ALLOC( sizeof(POPUPMENU) )))
1904         return 0;
1905     menu = (LPPOPUPMENU) USER_HEAP_LIN_ADDR(hMenu);
1906     menu->hNext  = 0;
1907     menu->wFlags = 0;
1908     menu->wMagic = MENU_MAGIC;
1909     menu->hTaskQ = 0;
1910     menu->Width  = 0;
1911     menu->Height = 0;
1912     menu->nItems = 0;
1913     menu->hWnd   = 0;
1914     menu->hItems = 0;
1915     menu->FocusedItem = NO_SELECTED_ITEM;
1916     dprintf_menu(stddeb,"CreateMenu // return %04X\n", hMenu);
1917     return hMenu;
1918 }
1919
1920
1921 /**********************************************************************
1922  *                      DestroyMenu             [USER.152]
1923  */
1924 BOOL DestroyMenu(HMENU hMenu)
1925 {
1926         LPPOPUPMENU lppop;
1927         dprintf_menu(stddeb,"DestroyMenu (%04X) !\n", hMenu);
1928         if (hMenu == 0) return FALSE;
1929         lppop = (LPPOPUPMENU) USER_HEAP_LIN_ADDR(hMenu);
1930         if (lppop == NULL) return FALSE;
1931         if ((lppop->wFlags & MF_POPUP) && lppop->hWnd)
1932             DestroyWindow( lppop->hWnd );
1933
1934         if (lppop->hItems)
1935         {
1936             int i;
1937             MENUITEM *item = (MENUITEM *) USER_HEAP_LIN_ADDR( lppop->hItems );
1938             for (i = lppop->nItems; i > 0; i--, item++)
1939             {
1940                 if (item->item_flags & MF_POPUP)
1941                     DestroyMenu( item->item_id );
1942             }
1943             USER_HEAP_FREE( lppop->hItems );
1944         }
1945         USER_HEAP_FREE( hMenu );
1946         dprintf_menu(stddeb,"DestroyMenu (%04X) // End !\n", hMenu);
1947         return TRUE;
1948 }
1949
1950 /**********************************************************************
1951  *                      GetSystemMenu           [USER.156]
1952  */
1953 HMENU GetSystemMenu(HWND hWnd, BOOL bRevert)
1954 {
1955         WND             *wndPtr;
1956         wndPtr = WIN_FindWndPtr(hWnd);
1957         if (!bRevert) {
1958                 return wndPtr->hSysMenu;
1959                 }
1960         else {
1961                 DestroyMenu(wndPtr->hSysMenu);
1962                 wndPtr->hSysMenu = CopySysMenu();
1963                 }
1964         return wndPtr->hSysMenu;
1965 }
1966
1967 /**********************************************************************
1968  *                      SetSystemMenu           [USER.280]
1969  */
1970 BOOL SetSystemMenu(HWND hWnd, HMENU newHmenu)
1971 {
1972     WND *wndPtr;
1973
1974     if ((wndPtr = WIN_FindWndPtr(hWnd)) != NULL) wndPtr->hSysMenu = newHmenu;
1975     return TRUE;
1976 }
1977
1978
1979 /**********************************************************************
1980  *                      GetMenu         [USER.157]
1981  */
1982 HMENU GetMenu(HWND hWnd)
1983 {
1984         WND * wndPtr = WIN_FindWndPtr(hWnd);
1985         if (wndPtr == NULL) return 0;
1986         return wndPtr->wIDmenu;
1987 }
1988
1989
1990 /**********************************************************************
1991  *                      SetMenu         [USER.158]
1992  */
1993 BOOL SetMenu(HWND hWnd, HMENU hMenu)
1994 {
1995         LPPOPUPMENU lpmenu;
1996         WND * wndPtr = WIN_FindWndPtr(hWnd);
1997         if (wndPtr == NULL) {
1998                 fprintf(stderr,"SetMenu(%04X, %04X) // Bad window handle !\n",
1999                         hWnd, hMenu);
2000                 return FALSE;
2001                 }
2002         dprintf_menu(stddeb,"SetMenu(%04X, %04X);\n", hWnd, hMenu);
2003         if (GetCapture() == hWnd) ReleaseCapture();
2004         wndPtr->wIDmenu = hMenu;
2005         if (hMenu != 0)
2006         {
2007             lpmenu = (LPPOPUPMENU) USER_HEAP_LIN_ADDR(hMenu);
2008             if (lpmenu == NULL) {
2009                 fprintf(stderr,"SetMenu(%04X, %04X) // Bad menu handle !\n",
2010                         hWnd, hMenu);
2011                 return FALSE;
2012                 }
2013             lpmenu->hWnd = hWnd;
2014             lpmenu->wFlags &= ~MF_POPUP;  /* Can't be a popup */
2015             lpmenu->Height = 0;  /* Make sure we recalculate the size */
2016         }
2017         SetWindowPos( hWnd, 0, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE |
2018                       SWP_NOACTIVATE | SWP_NOZORDER | SWP_FRAMECHANGED );
2019         return TRUE;
2020 }
2021
2022
2023
2024 /**********************************************************************
2025  *                      GetSubMenu              [USER.159]
2026  */
2027 HMENU GetSubMenu(HMENU hMenu, short nPos)
2028 {
2029     LPPOPUPMENU lppop;
2030     LPMENUITEM  lpitem;
2031     dprintf_menu(stddeb,"GetSubMenu (%04X, %04X) !\n", hMenu, nPos);
2032     if (!(lppop = (LPPOPUPMENU) USER_HEAP_LIN_ADDR(hMenu))) return 0;
2033     if ((WORD)nPos >= lppop->nItems) return 0;
2034     lpitem = (MENUITEM *) USER_HEAP_LIN_ADDR( lppop->hItems );
2035     if (!(lpitem[nPos].item_flags & MF_POPUP)) return 0;
2036     return lpitem[nPos].item_id;
2037 }
2038
2039
2040 /**********************************************************************
2041  *                      DrawMenuBar             [USER.160]
2042  */
2043 void DrawMenuBar(HWND hWnd)
2044 {
2045         WND             *wndPtr;
2046         LPPOPUPMENU lppop;
2047         dprintf_menu(stddeb,"DrawMenuBar (%04X)\n", hWnd);
2048         wndPtr = WIN_FindWndPtr(hWnd);
2049         if (wndPtr != NULL && (wndPtr->dwStyle & WS_CHILD) == 0 &&
2050                 wndPtr->wIDmenu != 0) {
2051                 dprintf_menu(stddeb,"DrawMenuBar wIDmenu=%04X \n",
2052                              wndPtr->wIDmenu);
2053                 lppop = (LPPOPUPMENU) USER_HEAP_LIN_ADDR(wndPtr->wIDmenu);
2054                 if (lppop == NULL) return;
2055
2056                 lppop->Height = 0; /* Make sure we call MENU_MenuBarCalcSize */
2057                 SetWindowPos( hWnd, 0, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE |
2058                             SWP_NOACTIVATE | SWP_NOZORDER | SWP_FRAMECHANGED );
2059             }
2060 }
2061
2062
2063 /***********************************************************************
2064  *           EndMenu   (USER.187)
2065  */
2066 void EndMenu(void)
2067 {
2068       /* Note: this won't work when we have multiple tasks... */
2069     fEndMenuCalled = TRUE;
2070 }
2071
2072
2073 /***********************************************************************
2074  *           LookupMenuHandle   (USER.217)
2075  */
2076 HMENU LookupMenuHandle( HMENU hmenu, INT id )
2077 {
2078     if (!MENU_FindItem( &hmenu, &id, MF_BYCOMMAND )) return 0;
2079     else return hmenu;
2080 }
2081
2082
2083 /**********************************************************************
2084  *          LoadMenu    (USER.150)
2085  */
2086 HMENU LoadMenu( HINSTANCE instance, SEGPTR name )
2087 {
2088     HRSRC hRsrc;
2089     HGLOBAL handle;
2090     HMENU hMenu;
2091
2092     if (HIWORD(name))
2093     {
2094         char *str = (char *)PTR_SEG_TO_LIN( name );
2095         dprintf_menu( stddeb, "LoadMenu(%04x,'%s')\n", instance, str );
2096         if (str[0] == '#') name = (SEGPTR)atoi( str + 1 );
2097     }
2098     else
2099         dprintf_resource(stddeb,"LoadMenu(%04x,%04x)\n",instance,LOWORD(name));
2100
2101     if (!name) return 0;
2102
2103     if (!(hRsrc = FindResource( instance, name, RT_MENU ))) return 0;
2104     if (!(handle = LoadResource( instance, hRsrc ))) return 0;
2105     hMenu = LoadMenuIndirect( LockResource(handle) );
2106     FreeResource( handle );
2107     return hMenu;
2108 }
2109
2110
2111 /**********************************************************************
2112  *                      LoadMenuIndirect        [USER.220]
2113  */
2114 HMENU LoadMenuIndirect(LPSTR menu_template)
2115 {
2116         HMENU                   hMenu;
2117         MENU_HEADER     *menu_desc;
2118         dprintf_menu(stddeb,"LoadMenuIndirect: menu_template '%p'\n",
2119                      menu_template);
2120         hMenu = CreateMenu();
2121         menu_desc = (MENU_HEADER *)menu_template;
2122         ParseMenuResource((WORD *)(menu_desc + 1), 0, hMenu);
2123         return hMenu;
2124 }
2125
2126
2127 /**********************************************************************
2128  *                      CopySysMenu (Internal)
2129  */
2130 HMENU CopySysMenu()
2131 {
2132     HMENU hMenu;
2133     LPPOPUPMENU menu;
2134     extern unsigned char sysres_MENU_SYSMENU[];
2135
2136     hMenu=LoadMenuIndirect(sysres_MENU_SYSMENU);
2137     if(!hMenu){
2138         dprintf_menu(stddeb,"No SYSMENU\n");
2139         return 0;
2140     }
2141     menu = (POPUPMENU*) USER_HEAP_LIN_ADDR(hMenu);
2142     menu->wFlags |= MF_SYSMENU|MF_POPUP;
2143     dprintf_menu(stddeb,"CopySysMenu hMenu=%04X !\n", hMenu);
2144     return hMenu;
2145 }
2146
2147
2148 /**********************************************************************
2149  *                      ParseMenuResource (from Resource or Template)
2150  */
2151 WORD * ParseMenuResource(WORD *first_item, int level, HMENU hMenu)
2152 {
2153     WORD        *item;
2154     WORD        *next_item;
2155     HMENU       hSubMenu;
2156     int         i;
2157
2158     level++;
2159     next_item = first_item;
2160     i = 0;
2161     do {
2162         i++;
2163         item = next_item;
2164         if (*item & MF_POPUP) {
2165             MENU_POPUPITEM *popup_item = (MENU_POPUPITEM *) item;
2166             next_item = (WORD *) (popup_item->item_text +
2167                                   strlen(popup_item->item_text) + 1);
2168             hSubMenu = CreatePopupMenu();
2169             next_item = ParseMenuResource(next_item, level, hSubMenu);
2170             AppendMenu(hMenu, popup_item->item_flags,
2171                 hSubMenu, popup_item->item_text);
2172             }
2173         else {
2174                 MENUITEMTEMPLATE *normal_item = (MENUITEMTEMPLATE *) item;
2175                 next_item = (WORD *) (normal_item->item_text +
2176                 strlen(normal_item->item_text) + 1);
2177                 if (strlen(normal_item->item_text) == 0 && normal_item->item_id == 0)
2178                         normal_item->item_flags |= MF_SEPARATOR;
2179                 AppendMenu(hMenu, normal_item->item_flags,
2180                         normal_item->item_id, normal_item->item_text);
2181             }
2182         }
2183     while (!(*item & MF_END));
2184     return next_item;
2185 }
2186
2187
2188 /**********************************************************************
2189  *              IsMenu    (USER.358)
2190  */
2191 BOOL IsMenu( HMENU hmenu )
2192 {
2193     LPPOPUPMENU menu;
2194     if (!(menu = (LPPOPUPMENU) USER_HEAP_LIN_ADDR( hmenu ))) return FALSE;
2195     return (menu->wMagic == MENU_MAGIC);
2196 }