| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: menu.cpp |
| 3 | // Purpose: wxMenu, wxMenuBar, wxMenuItem |
| 4 | // Author: David Webster |
| 5 | // Modified by: |
| 6 | // Created: 10/10/99 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) David Webster |
| 9 | // Licence: wxWindows licence |
| 10 | ///////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | #ifdef __GNUG__ |
| 13 | #pragma implementation "menu.h" |
| 14 | #endif |
| 15 | |
| 16 | // For compilers that support precompilation, includes "wx.h". |
| 17 | #include "wx/wxprec.h" |
| 18 | |
| 19 | #ifndef WX_PRECOMP |
| 20 | #include "wx/app.h" |
| 21 | #include "wx/frame.h" |
| 22 | #include "wx/menu.h" |
| 23 | #include "wx/utils.h" |
| 24 | #include "wx/intl.h" |
| 25 | #include "wx/log.h" |
| 26 | #endif |
| 27 | |
| 28 | #if wxUSE_OWNER_DRAWN |
| 29 | #include "wx/ownerdrw.h" |
| 30 | #endif |
| 31 | |
| 32 | #include "wx/os2/private.h" |
| 33 | |
| 34 | // other standard headers |
| 35 | #include <string.h> |
| 36 | |
| 37 | // ---------------------------------------------------------------------------- |
| 38 | // global variables |
| 39 | // ---------------------------------------------------------------------------- |
| 40 | |
| 41 | extern wxMenu* wxCurrentPopupMenu; |
| 42 | |
| 43 | // ---------------------------------------------------------------------------- |
| 44 | // constants |
| 45 | // ---------------------------------------------------------------------------- |
| 46 | |
| 47 | // |
| 48 | // The (popup) menu title has this special id |
| 49 | // |
| 50 | static const int idMenuTitle = -2; |
| 51 | |
| 52 | // |
| 53 | // The unique ID for Menus |
| 54 | // |
| 55 | #ifdef __VISAGECPP__ |
| 56 | USHORT wxMenu::m_nextMenuId = 0; |
| 57 | #else |
| 58 | static USHORT wxMenu::m_nextMenuId = 0; |
| 59 | #endif |
| 60 | |
| 61 | // ---------------------------------------------------------------------------- |
| 62 | // macros |
| 63 | // ---------------------------------------------------------------------------- |
| 64 | |
| 65 | IMPLEMENT_DYNAMIC_CLASS(wxMenu, wxEvtHandler) |
| 66 | IMPLEMENT_DYNAMIC_CLASS(wxMenuBar, wxEvtHandler) |
| 67 | |
| 68 | // ---------------------------------------------------------------------------- |
| 69 | // static function for translating menu labels |
| 70 | // ---------------------------------------------------------------------------- |
| 71 | |
| 72 | static wxString TextToLabel(const wxString& rTitle) |
| 73 | { |
| 74 | wxString Title; |
| 75 | const wxChar *pc; |
| 76 | for (pc = rTitle.c_str(); *pc != wxT('\0'); pc++ ) |
| 77 | { |
| 78 | if (*pc == wxT('&') ) |
| 79 | { |
| 80 | if (*(pc+1) == wxT('&')) |
| 81 | { |
| 82 | pc++; |
| 83 | Title << wxT('&'); |
| 84 | } |
| 85 | else |
| 86 | Title << wxT('~'); |
| 87 | } |
| 88 | else |
| 89 | { |
| 90 | if ( *pc == wxT('~') ) |
| 91 | { |
| 92 | // tildes must be doubled to prevent them from being |
| 93 | // interpreted as accelerator character prefix by PM ??? |
| 94 | Title << *pc; |
| 95 | } |
| 96 | Title << *pc; |
| 97 | } |
| 98 | } |
| 99 | return Title; |
| 100 | } |
| 101 | |
| 102 | // ============================================================================ |
| 103 | // implementation |
| 104 | // ============================================================================ |
| 105 | |
| 106 | // --------------------------------------------------------------------------- |
| 107 | // wxMenu construction, adding and removing menu items |
| 108 | // --------------------------------------------------------------------------- |
| 109 | |
| 110 | // |
| 111 | // Construct a menu with optional title (then use append) |
| 112 | // |
| 113 | void wxMenu::Init() |
| 114 | { |
| 115 | m_bDoBreak = FALSE; |
| 116 | |
| 117 | // |
| 118 | // Create the menu (to be used as a submenu or a popup) |
| 119 | // |
| 120 | if ((m_hMenu = ::WinCreateWindow( HWND_DESKTOP |
| 121 | ,WC_MENU |
| 122 | ,"Menu" |
| 123 | ,0L |
| 124 | ,0L |
| 125 | ,0L |
| 126 | ,0L |
| 127 | ,0L |
| 128 | ,NULLHANDLE |
| 129 | ,HWND_TOP |
| 130 | ,0L |
| 131 | ,NULL |
| 132 | ,NULL |
| 133 | )) == 0) |
| 134 | { |
| 135 | wxLogLastError("WinLoadMenu"); |
| 136 | } |
| 137 | m_vMenuData.iPosition = 0; |
| 138 | m_vMenuData.afStyle = MIS_SUBMENU | MIS_TEXT; |
| 139 | m_vMenuData.afAttribute = (USHORT)0; |
| 140 | m_vMenuData.id = m_nextMenuId++; |
| 141 | m_vMenuData.hwndSubMenu = m_hMenu; |
| 142 | m_vMenuData.hItem = NULLHANDLE; |
| 143 | |
| 144 | // |
| 145 | // If we have a title, insert it in the beginning of the menu |
| 146 | // |
| 147 | if (!m_title.IsEmpty()) |
| 148 | { |
| 149 | Append( idMenuTitle |
| 150 | ,m_title |
| 151 | ); |
| 152 | AppendSeparator(); |
| 153 | } |
| 154 | } // end of wxMenu::Init |
| 155 | |
| 156 | // |
| 157 | // The wxWindow destructor will take care of deleting the submenus. |
| 158 | // |
| 159 | wxMenu::~wxMenu() |
| 160 | { |
| 161 | // |
| 162 | // We should free PM resources only if PM doesn't do it for us |
| 163 | // which happens if we're attached to a menubar or a submenu of another |
| 164 | // menu |
| 165 | if (!IsAttached() && !GetParent()) |
| 166 | { |
| 167 | if (!::WinDestroyWindow((HWND)GetHmenu()) ) |
| 168 | { |
| 169 | wxLogLastError("WinDestroyWindow"); |
| 170 | } |
| 171 | } |
| 172 | |
| 173 | #if wxUSE_ACCEL |
| 174 | // |
| 175 | // Delete accels |
| 176 | // |
| 177 | #if (!(defined(__VISAGECPP__) && (__IBMCPP__ < 400 || __IBMC__ < 400 ))) |
| 178 | WX_CLEAR_ARRAY(m_vAccels); |
| 179 | #endif |
| 180 | #endif // wxUSE_ACCEL |
| 181 | } // end of wxMenu::~wxMenu |
| 182 | |
| 183 | void wxMenu::Break() |
| 184 | { |
| 185 | // this will take effect during the next call to Append() |
| 186 | m_bDoBreak = TRUE; |
| 187 | } // end of wxMenu::Break |
| 188 | |
| 189 | #if wxUSE_ACCEL |
| 190 | |
| 191 | int wxMenu::FindAccel( |
| 192 | int nId |
| 193 | ) const |
| 194 | { |
| 195 | size_t n; |
| 196 | size_t nCount = m_vAccels.GetCount(); |
| 197 | |
| 198 | for (n = 0; n < nCount; n++) |
| 199 | { |
| 200 | if (m_vAccels[n]->m_command == nId) |
| 201 | return n; |
| 202 | } |
| 203 | return wxNOT_FOUND; |
| 204 | } // end of wxMenu::FindAccel |
| 205 | |
| 206 | void wxMenu::UpdateAccel( |
| 207 | wxMenuItem* pItem |
| 208 | ) |
| 209 | { |
| 210 | // |
| 211 | // Find the (new) accel for this item |
| 212 | // |
| 213 | wxAcceleratorEntry* pAccel = wxGetAccelFromString(pItem->GetText()); |
| 214 | |
| 215 | if (pAccel) |
| 216 | pAccel->m_command = pItem->GetId(); |
| 217 | |
| 218 | // |
| 219 | // Find the old one |
| 220 | // |
| 221 | int n = FindAccel(pItem->GetId()); |
| 222 | |
| 223 | if (n == wxNOT_FOUND) |
| 224 | { |
| 225 | // |
| 226 | // No old, add new if any |
| 227 | // |
| 228 | if (pAccel) |
| 229 | m_vAccels.Add(pAccel); |
| 230 | else |
| 231 | return; // skipping RebuildAccelTable() below |
| 232 | } |
| 233 | else |
| 234 | { |
| 235 | // |
| 236 | // Replace old with new or just remove the old one if no new |
| 237 | // |
| 238 | delete m_vAccels[n]; |
| 239 | |
| 240 | if (pAccel) |
| 241 | m_vAccels[n] = pAccel; |
| 242 | else |
| 243 | m_vAccels.RemoveAt(n); |
| 244 | } |
| 245 | |
| 246 | if (IsAttached()) |
| 247 | { |
| 248 | m_menuBar->RebuildAccelTable(); |
| 249 | } |
| 250 | } // wxMenu::UpdateAccel |
| 251 | |
| 252 | #endif // wxUSE_ACCEL |
| 253 | |
| 254 | // |
| 255 | // Append a new item or submenu to the menu |
| 256 | // |
| 257 | bool wxMenu::DoInsertOrAppend( |
| 258 | wxMenuItem* pItem |
| 259 | , size_t nPos |
| 260 | ) |
| 261 | { |
| 262 | ERRORID vError; |
| 263 | wxString sError; |
| 264 | char zMsg[128]; |
| 265 | #if wxUSE_ACCEL |
| 266 | UpdateAccel(pItem); |
| 267 | #endif // wxUSE_ACCEL |
| 268 | |
| 269 | // |
| 270 | // rItem is the member MENUITEM for the menu items and the submenu's |
| 271 | // MENUITEM for submenus as required by ::MM_INSERTITEM message API |
| 272 | // |
| 273 | |
| 274 | wxMenu* pSubmenu = pItem->GetSubMenu(); |
| 275 | MENUITEM& rItem = (pSubmenu != NULL)?pSubmenu->m_vMenuData: |
| 276 | pItem->m_vMenuData; |
| 277 | if(pSubmenu != NULL) |
| 278 | { |
| 279 | wxASSERT_MSG(pSubmenu->GetHMenu(), wxT("invalid submenu")); |
| 280 | pSubmenu->SetParent(this); |
| 281 | rItem.afStyle |= MIS_SUBMENU | MIS_TEXT; |
| 282 | } |
| 283 | |
| 284 | // |
| 285 | // If "Break" has just been called, insert a menu break before this item |
| 286 | // (and don't forget to reset the flag) |
| 287 | // |
| 288 | if (m_bDoBreak) |
| 289 | { |
| 290 | rItem.afStyle |= MIS_BREAK; |
| 291 | m_bDoBreak = FALSE; |
| 292 | } |
| 293 | |
| 294 | if (pItem->IsSeparator()) |
| 295 | { |
| 296 | rItem.afStyle |= MIS_SEPARATOR; |
| 297 | } |
| 298 | |
| 299 | // |
| 300 | // Id is the numeric id for normal menu items and HMENU for submenus as |
| 301 | // required by ::MM_INSERTITEM message API |
| 302 | // |
| 303 | |
| 304 | if (pSubmenu != NULL) |
| 305 | { |
| 306 | wxASSERT_MSG(pSubmenu->GetHMenu(), wxT("invalid submenu")); |
| 307 | pSubmenu->SetParent(this); |
| 308 | |
| 309 | rItem.iPosition = 0; // submenus have a 0 position |
| 310 | rItem.id = (USHORT)pSubmenu->GetHMenu(); |
| 311 | rItem.afStyle |= MIS_SUBMENU | MIS_TEXT; |
| 312 | } |
| 313 | else |
| 314 | { |
| 315 | rItem.id = pItem->GetId(); |
| 316 | } |
| 317 | |
| 318 | BYTE* pData; |
| 319 | |
| 320 | #if wxUSE_OWNER_DRAWN |
| 321 | if (pItem->IsOwnerDrawn()) |
| 322 | { |
| 323 | // |
| 324 | // Want to get {Measure|Draw}Item messages? |
| 325 | // item draws itself, passing pointer to data doesn't work in OS/2 |
| 326 | // Will eventually need to set the image handle somewhere into vItem.hItem |
| 327 | // |
| 328 | rItem.afStyle |= MIS_OWNERDRAW; |
| 329 | pData = (BYTE*)NULL; |
| 330 | rItem.hItem = (HBITMAP)pItem->GetBitmap().GetHBITMAP(); |
| 331 | pItem->m_vMenuData.afStyle = rItem.afStyle; |
| 332 | pItem->m_vMenuData.hItem = rItem.hItem; |
| 333 | } |
| 334 | else |
| 335 | #endif |
| 336 | { |
| 337 | // |
| 338 | // Menu is just a normal string (passed in data parameter) |
| 339 | // |
| 340 | rItem.afStyle |= MIS_TEXT; |
| 341 | pData = (char*)pItem->GetText().c_str(); |
| 342 | } |
| 343 | |
| 344 | if (nPos == (size_t)-1) |
| 345 | { |
| 346 | rItem.iPosition = MIT_END; |
| 347 | } |
| 348 | else |
| 349 | { |
| 350 | rItem.iPosition = nPos; |
| 351 | } |
| 352 | |
| 353 | APIRET rc; |
| 354 | |
| 355 | rc = (APIRET)::WinSendMsg( GetHmenu() |
| 356 | ,MM_INSERTITEM |
| 357 | ,(MPARAM)&rItem |
| 358 | ,(MPARAM)pData |
| 359 | ); |
| 360 | #if wxUSE_OWNER_DRAWN |
| 361 | if (pItem->IsOwnerDrawn()) |
| 362 | { |
| 363 | BOOL rc; |
| 364 | MENUITEM vMenuItem; |
| 365 | |
| 366 | ::WinSendMsg( GetHmenu() |
| 367 | ,MM_QUERYITEM |
| 368 | ,MPFROM2SHORT( (USHORT)pItem->GetId() |
| 369 | ,(USHORT)(FALSE) |
| 370 | ) |
| 371 | ,&vMenuItem |
| 372 | ); |
| 373 | } |
| 374 | #endif |
| 375 | if (rc == MIT_MEMERROR || rc == MIT_ERROR) |
| 376 | { |
| 377 | vError = ::WinGetLastError(vHabmain); |
| 378 | sError = wxPMErrorToStr(vError); |
| 379 | wxLogError("Error inserting or appending a menuitem. Error: %s\n", sError); |
| 380 | wxLogLastError("Insert or AppendMenu"); |
| 381 | return FALSE; |
| 382 | } |
| 383 | else |
| 384 | { |
| 385 | // |
| 386 | // If we're already attached to the menubar, we must update it |
| 387 | // |
| 388 | if (IsAttached() && m_menuBar->IsAttached()) |
| 389 | { |
| 390 | m_menuBar->Refresh(); |
| 391 | } |
| 392 | return TRUE; |
| 393 | } |
| 394 | return FALSE; |
| 395 | } // end of wxMenu::DoInsertOrAppend |
| 396 | |
| 397 | bool wxMenu::DoAppend( |
| 398 | wxMenuItem* pItem |
| 399 | ) |
| 400 | { |
| 401 | return wxMenuBase::DoAppend(pItem) && DoInsertOrAppend(pItem); |
| 402 | } |
| 403 | |
| 404 | bool wxMenu::DoInsert( |
| 405 | size_t nPos |
| 406 | , wxMenuItem* pItem |
| 407 | ) |
| 408 | { |
| 409 | return ( wxMenuBase::DoInsert( nPos |
| 410 | ,pItem) && |
| 411 | DoInsertOrAppend( pItem |
| 412 | ,nPos |
| 413 | )); |
| 414 | } // end of wxMenu::DoInsert |
| 415 | |
| 416 | wxMenuItem* wxMenu::DoRemove( |
| 417 | wxMenuItem* pItem |
| 418 | ) |
| 419 | { |
| 420 | // |
| 421 | // We need to find the items position in the child list |
| 422 | // |
| 423 | size_t nPos; |
| 424 | wxMenuItemList::Node* pNode = GetMenuItems().GetFirst(); |
| 425 | |
| 426 | for (nPos = 0; pNode; nPos++) |
| 427 | { |
| 428 | if (pNode->GetData() == pItem) |
| 429 | break; |
| 430 | pNode = pNode->GetNext(); |
| 431 | } |
| 432 | |
| 433 | // |
| 434 | // DoRemove() (unlike Remove) can only be called for existing item! |
| 435 | // |
| 436 | wxCHECK_MSG(pNode, NULL, wxT("bug in wxMenu::Remove logic")); |
| 437 | |
| 438 | #if wxUSE_ACCEL |
| 439 | // |
| 440 | // Remove the corresponding accel from the accel table |
| 441 | // |
| 442 | int n = FindAccel(pItem->GetId()); |
| 443 | |
| 444 | if (n != wxNOT_FOUND) |
| 445 | { |
| 446 | delete m_vAccels[n]; |
| 447 | m_vAccels.RemoveAt(n); |
| 448 | } |
| 449 | |
| 450 | #endif // wxUSE_ACCEL |
| 451 | // |
| 452 | // Remove the item from the menu |
| 453 | // |
| 454 | ::WinSendMsg( GetHmenu() |
| 455 | ,MM_REMOVEITEM |
| 456 | ,MPFROM2SHORT(pItem->GetId(), TRUE) |
| 457 | ,(MPARAM)0 |
| 458 | ); |
| 459 | if (IsAttached() && m_menuBar->IsAttached()) |
| 460 | { |
| 461 | // |
| 462 | // Otherwise, the chane won't be visible |
| 463 | // |
| 464 | m_menuBar->Refresh(); |
| 465 | } |
| 466 | |
| 467 | // |
| 468 | // And from internal data structures |
| 469 | // |
| 470 | return wxMenuBase::DoRemove(pItem); |
| 471 | } // end of wxMenu::DoRemove |
| 472 | |
| 473 | // --------------------------------------------------------------------------- |
| 474 | // accelerator helpers |
| 475 | // --------------------------------------------------------------------------- |
| 476 | |
| 477 | #if wxUSE_ACCEL |
| 478 | |
| 479 | // |
| 480 | // Create the wxAcceleratorEntries for our accels and put them into provided |
| 481 | // array - return the number of accels we have |
| 482 | // |
| 483 | size_t wxMenu::CopyAccels( |
| 484 | wxAcceleratorEntry* pAccels |
| 485 | ) const |
| 486 | { |
| 487 | size_t nCount = GetAccelCount(); |
| 488 | |
| 489 | for (size_t n = 0; n < nCount; n++) |
| 490 | { |
| 491 | *pAccels++ = *m_vAccels[n]; |
| 492 | } |
| 493 | return nCount; |
| 494 | } // end of wxMenu::CopyAccels |
| 495 | |
| 496 | #endif // wxUSE_ACCEL |
| 497 | |
| 498 | // --------------------------------------------------------------------------- |
| 499 | // set wxMenu title |
| 500 | // --------------------------------------------------------------------------- |
| 501 | |
| 502 | void wxMenu::SetTitle( |
| 503 | const wxString& rLabel |
| 504 | ) |
| 505 | { |
| 506 | bool bHasNoTitle = m_title.IsEmpty(); |
| 507 | HWND hMenu = GetHmenu(); |
| 508 | |
| 509 | m_title = rLabel; |
| 510 | if (bHasNoTitle) |
| 511 | { |
| 512 | if (!rLabel.IsEmpty()) |
| 513 | { |
| 514 | if (!::WinSetWindowText(hMenu, rLabel.c_str())) |
| 515 | { |
| 516 | wxLogLastError("SetMenuTitle"); |
| 517 | } |
| 518 | } |
| 519 | } |
| 520 | else |
| 521 | { |
| 522 | if (rLabel.IsEmpty() ) |
| 523 | { |
| 524 | ::WinSendMsg( GetHmenu() |
| 525 | ,MM_REMOVEITEM |
| 526 | ,MPFROM2SHORT(hMenu, TRUE) |
| 527 | ,(MPARAM)0 |
| 528 | ); |
| 529 | } |
| 530 | else |
| 531 | { |
| 532 | // |
| 533 | // Modify the title |
| 534 | // |
| 535 | if (!::WinSetWindowText(hMenu, rLabel.c_str())) |
| 536 | { |
| 537 | wxLogLastError("SetMenuTitle"); |
| 538 | } |
| 539 | } |
| 540 | } |
| 541 | } // end of wxMenu::SetTitle |
| 542 | |
| 543 | // --------------------------------------------------------------------------- |
| 544 | // event processing |
| 545 | // --------------------------------------------------------------------------- |
| 546 | |
| 547 | bool wxMenu::OS2Command( |
| 548 | WXUINT WXUNUSED(uParam) |
| 549 | , WXWORD vId |
| 550 | ) |
| 551 | { |
| 552 | // |
| 553 | // Ignore commands from the menu title |
| 554 | // |
| 555 | |
| 556 | if (vId != (WXWORD)idMenuTitle) |
| 557 | { |
| 558 | SendEvent( vId |
| 559 | ,(int)::WinSendMsg( GetHmenu() |
| 560 | ,MM_QUERYITEMATTR |
| 561 | ,(MPARAM)vId |
| 562 | ,(MPARAM)MIA_CHECKED |
| 563 | ) |
| 564 | ); |
| 565 | } |
| 566 | return TRUE; |
| 567 | } // end of wxMenu::OS2Command |
| 568 | |
| 569 | // --------------------------------------------------------------------------- |
| 570 | // other |
| 571 | // --------------------------------------------------------------------------- |
| 572 | |
| 573 | wxWindow* wxMenu::GetWindow() const |
| 574 | { |
| 575 | if (m_invokingWindow != NULL) |
| 576 | return m_invokingWindow; |
| 577 | else if ( m_menuBar != NULL) |
| 578 | return m_menuBar->GetFrame(); |
| 579 | |
| 580 | return NULL; |
| 581 | } // end of wxMenu::GetWindow |
| 582 | |
| 583 | // recursive search for item by id |
| 584 | wxMenuItem* wxMenu::FindItem( |
| 585 | int nItemId |
| 586 | , ULONG hItem |
| 587 | , wxMenu** ppItemMenu |
| 588 | ) const |
| 589 | { |
| 590 | if ( ppItemMenu ) |
| 591 | *ppItemMenu = NULL; |
| 592 | |
| 593 | wxMenuItem* pItem = NULL; |
| 594 | |
| 595 | for ( wxMenuItemList::Node *node = m_items.GetFirst(); |
| 596 | node && !pItem; |
| 597 | node = node->GetNext() ) |
| 598 | { |
| 599 | pItem = node->GetData(); |
| 600 | |
| 601 | if ( pItem->GetId() == nItemId && pItem->m_vMenuData.hItem == hItem) |
| 602 | { |
| 603 | if ( ppItemMenu ) |
| 604 | *ppItemMenu = (wxMenu *)this; |
| 605 | } |
| 606 | else if ( pItem->IsSubMenu() ) |
| 607 | { |
| 608 | pItem = pItem->GetSubMenu()->FindItem( nItemId |
| 609 | ,hItem |
| 610 | ,ppItemMenu |
| 611 | ); |
| 612 | if (pItem) |
| 613 | break; |
| 614 | } |
| 615 | else |
| 616 | { |
| 617 | // don't exit the loop |
| 618 | pItem = NULL; |
| 619 | } |
| 620 | } |
| 621 | return pItem; |
| 622 | } // end of wxMenu::FindItem |
| 623 | |
| 624 | // --------------------------------------------------------------------------- |
| 625 | // Menu Bar |
| 626 | // --------------------------------------------------------------------------- |
| 627 | |
| 628 | void wxMenuBar::Init() |
| 629 | { |
| 630 | m_eventHandler = this; |
| 631 | m_menuBarFrame = NULL; |
| 632 | m_hMenu = 0; |
| 633 | } // end of wxMenuBar::Init |
| 634 | |
| 635 | wxMenuBar::wxMenuBar() |
| 636 | { |
| 637 | Init(); |
| 638 | } // end of wxMenuBar::wxMenuBar |
| 639 | |
| 640 | wxMenuBar::wxMenuBar( |
| 641 | long WXUNUSED(lStyle) |
| 642 | ) |
| 643 | { |
| 644 | Init(); |
| 645 | } // end of wxMenuBar::wxMenuBar |
| 646 | |
| 647 | wxMenuBar::wxMenuBar( |
| 648 | int nCount |
| 649 | , wxMenu* vMenus[] |
| 650 | , const wxString sTitles[] |
| 651 | ) |
| 652 | { |
| 653 | Init(); |
| 654 | |
| 655 | m_titles.Alloc(nCount); |
| 656 | for ( int i = 0; i < nCount; i++ ) |
| 657 | { |
| 658 | m_menus.Append(vMenus[i]); |
| 659 | m_titles.Add(sTitles[i]); |
| 660 | vMenus[i]->Attach(this); |
| 661 | } |
| 662 | } // end of wxMenuBar::wxMenuBar |
| 663 | |
| 664 | wxMenuBar::~wxMenuBar() |
| 665 | { |
| 666 | } // end of wxMenuBar::~wxMenuBar |
| 667 | |
| 668 | // --------------------------------------------------------------------------- |
| 669 | // wxMenuBar helpers |
| 670 | // --------------------------------------------------------------------------- |
| 671 | |
| 672 | void wxMenuBar::Refresh() |
| 673 | { |
| 674 | wxCHECK_RET( IsAttached(), wxT("can't refresh unatteched menubar") ); |
| 675 | |
| 676 | WinSendMsg(GetWinHwnd(m_menuBarFrame), WM_UPDATEFRAME, (MPARAM)FCF_MENU, (MPARAM)0); |
| 677 | } // end of wxMenuBar::Refresh |
| 678 | |
| 679 | WXHMENU wxMenuBar::Create() |
| 680 | { |
| 681 | MENUITEM vItem; |
| 682 | HWND hFrame; |
| 683 | |
| 684 | if (m_hMenu != 0 ) |
| 685 | return m_hMenu; |
| 686 | |
| 687 | wxCHECK_MSG(!m_hMenu, TRUE, wxT("menubar already created")); |
| 688 | |
| 689 | // |
| 690 | // Menubars should be associated with a frame otherwise they are popups |
| 691 | // |
| 692 | if (m_menuBarFrame != NULL) |
| 693 | hFrame = GetWinHwnd(m_menuBarFrame); |
| 694 | else |
| 695 | hFrame = HWND_DESKTOP; |
| 696 | // |
| 697 | // Create an empty menu and then fill it with insertions |
| 698 | // |
| 699 | if ((m_hMenu = ::WinCreateWindow( hFrame |
| 700 | ,WC_MENU |
| 701 | ,(PSZ)NULL |
| 702 | ,MS_ACTIONBAR | WS_SYNCPAINT | WS_VISIBLE |
| 703 | ,0L |
| 704 | ,0L |
| 705 | ,0L |
| 706 | ,0L |
| 707 | ,hFrame |
| 708 | ,HWND_TOP |
| 709 | ,FID_MENU |
| 710 | ,NULL |
| 711 | ,NULL |
| 712 | )) == 0) |
| 713 | { |
| 714 | wxLogLastError("WinLoadMenu"); |
| 715 | } |
| 716 | else |
| 717 | { |
| 718 | size_t nCount = GetMenuCount(); |
| 719 | |
| 720 | for (size_t i = 0; i < nCount; i++) |
| 721 | { |
| 722 | APIRET rc; |
| 723 | ERRORID vError; |
| 724 | wxString sError; |
| 725 | HWND hSubMenu; |
| 726 | |
| 727 | // |
| 728 | // Set the parent and owner of the submenues to be the menubar, not the desktop |
| 729 | // |
| 730 | hSubMenu = m_menus[i]->m_vMenuData.hwndSubMenu; |
| 731 | if (!::WinSetParent(m_menus[i]->m_vMenuData.hwndSubMenu, m_hMenu, FALSE)) |
| 732 | { |
| 733 | vError = ::WinGetLastError(vHabmain); |
| 734 | sError = wxPMErrorToStr(vError); |
| 735 | wxLogError("Error setting parent for submenu. Error: %s\n", sError); |
| 736 | return NULLHANDLE; |
| 737 | } |
| 738 | |
| 739 | if (!::WinSetOwner(m_menus[i]->m_vMenuData.hwndSubMenu, m_hMenu)) |
| 740 | { |
| 741 | vError = ::WinGetLastError(vHabmain); |
| 742 | sError = wxPMErrorToStr(vError); |
| 743 | wxLogError("Error setting parent for submenu. Error: %s\n", sError); |
| 744 | return NULLHANDLE; |
| 745 | } |
| 746 | |
| 747 | m_menus[i]->m_vMenuData.iPosition = i; |
| 748 | |
| 749 | rc = (APIRET)::WinSendMsg(m_hMenu, MM_INSERTITEM, (MPARAM)&m_menus[i]->m_vMenuData, (MPARAM)m_titles[i].c_str()); |
| 750 | if (rc == MIT_MEMERROR || rc == MIT_ERROR) |
| 751 | { |
| 752 | vError = ::WinGetLastError(vHabmain); |
| 753 | sError = wxPMErrorToStr(vError); |
| 754 | wxLogError("Error inserting or appending a menuitem. Error: %s\n", sError); |
| 755 | return NULLHANDLE; |
| 756 | } |
| 757 | } |
| 758 | } |
| 759 | return m_hMenu; |
| 760 | } // end of wxMenuBar::Create |
| 761 | |
| 762 | // --------------------------------------------------------------------------- |
| 763 | // wxMenuBar functions to work with the top level submenus |
| 764 | // --------------------------------------------------------------------------- |
| 765 | |
| 766 | // |
| 767 | // NB: we don't support owner drawn top level items for now, if we do these |
| 768 | // functions would have to be changed to use wxMenuItem as well |
| 769 | // |
| 770 | void wxMenuBar::EnableTop( |
| 771 | size_t nPos |
| 772 | , bool bEnable |
| 773 | ) |
| 774 | { |
| 775 | wxCHECK_RET(IsAttached(), wxT("doesn't work with unattached menubars")); |
| 776 | USHORT uFlag = 0; |
| 777 | SHORT nId; |
| 778 | |
| 779 | if(!bEnable) |
| 780 | uFlag = MIA_DISABLED; |
| 781 | |
| 782 | nId = SHORT1FROMMR(::WinSendMsg((HWND)m_hMenu, MM_ITEMIDFROMPOSITION, MPFROMSHORT(nPos), (MPARAM)0)); |
| 783 | if (nId == MIT_ERROR) |
| 784 | { |
| 785 | wxLogLastError("LogLastError"); |
| 786 | return; |
| 787 | } |
| 788 | ::WinSendMsg((HWND)m_hMenu, MM_SETITEMATTR, MPFROM2SHORT(nId, TRUE), MPFROM2SHORT(MIA_DISABLED, uFlag)); |
| 789 | Refresh(); |
| 790 | } // end of wxMenuBar::EnableTop |
| 791 | |
| 792 | void wxMenuBar::SetLabelTop( |
| 793 | size_t nPos |
| 794 | , const wxString& rLabel |
| 795 | ) |
| 796 | { |
| 797 | SHORT nId; |
| 798 | MENUITEM vItem; |
| 799 | |
| 800 | wxCHECK_RET(nPos < GetMenuCount(), wxT("invalid menu index")); |
| 801 | m_titles[nPos] = rLabel; |
| 802 | |
| 803 | if (!IsAttached()) |
| 804 | { |
| 805 | return; |
| 806 | } |
| 807 | |
| 808 | nId = SHORT1FROMMR(::WinSendMsg((HWND)m_hMenu, MM_ITEMIDFROMPOSITION, MPFROMSHORT(nPos), (MPARAM)0)); |
| 809 | if (nId == MIT_ERROR) |
| 810 | { |
| 811 | wxLogLastError("LogLastError"); |
| 812 | return; |
| 813 | } |
| 814 | if(!::WinSendMsg( (HWND)m_hMenu |
| 815 | ,MM_QUERYITEM |
| 816 | ,MPFROM2SHORT(nId, TRUE) |
| 817 | ,MPARAM(&vItem) |
| 818 | )) |
| 819 | { |
| 820 | wxLogLastError("QueryItem"); |
| 821 | } |
| 822 | nId = vItem.id; |
| 823 | |
| 824 | if (::WinSendMsg(GetHmenu(), MM_SETITEMTEXT, MPFROMSHORT(nId), (MPARAM)rLabel.c_str())); |
| 825 | { |
| 826 | wxLogLastError("ModifyMenu"); |
| 827 | } |
| 828 | Refresh(); |
| 829 | } // end of wxMenuBar::SetLabelTop |
| 830 | |
| 831 | wxString wxMenuBar::GetLabelTop( |
| 832 | size_t nPos |
| 833 | ) const |
| 834 | { |
| 835 | wxCHECK_MSG( nPos < GetMenuCount(), wxEmptyString, |
| 836 | wxT("invalid menu index in wxMenuBar::GetLabelTop") ); |
| 837 | return m_titles[nPos]; |
| 838 | } // end of wxMenuBar::GetLabelTop |
| 839 | |
| 840 | // --------------------------------------------------------------------------- |
| 841 | // wxMenuBar construction |
| 842 | // --------------------------------------------------------------------------- |
| 843 | |
| 844 | wxMenu* wxMenuBar::Replace( |
| 845 | size_t nPos |
| 846 | , wxMenu* pMenu |
| 847 | , const wxString& rTitle |
| 848 | ) |
| 849 | { |
| 850 | SHORT nId; |
| 851 | wxString Title = TextToLabel(rTitle); |
| 852 | wxMenu* pMenuOld = wxMenuBarBase::Replace( nPos |
| 853 | ,pMenu |
| 854 | ,Title |
| 855 | ); |
| 856 | |
| 857 | |
| 858 | nId = SHORT1FROMMR(::WinSendMsg((HWND)m_hMenu, MM_ITEMIDFROMPOSITION, MPFROMSHORT(nPos), (MPARAM)0)); |
| 859 | if (nId == MIT_ERROR) |
| 860 | { |
| 861 | wxLogLastError("LogLastError"); |
| 862 | return NULL; |
| 863 | } |
| 864 | if (!pMenuOld) |
| 865 | return FALSE; |
| 866 | m_titles[nPos] = Title; |
| 867 | if (IsAttached()) |
| 868 | { |
| 869 | ::WinSendMsg((HWND)m_hMenu, MM_REMOVEITEM, MPFROM2SHORT(nId, TRUE), (MPARAM)0); |
| 870 | ::WinSendMsg((HWND)m_hMenu, MM_INSERTITEM, (MPARAM)&pMenu->m_vMenuData, (MPARAM)Title.c_str()); |
| 871 | |
| 872 | #if wxUSE_ACCEL |
| 873 | if (pMenuOld->HasAccels() || pMenu->HasAccels()) |
| 874 | { |
| 875 | // |
| 876 | // Need to rebuild accell table |
| 877 | // |
| 878 | RebuildAccelTable(); |
| 879 | } |
| 880 | #endif // wxUSE_ACCEL |
| 881 | Refresh(); |
| 882 | } |
| 883 | return pMenuOld; |
| 884 | } // end of wxMenuBar::Replace |
| 885 | |
| 886 | bool wxMenuBar::Insert( |
| 887 | size_t nPos |
| 888 | , wxMenu* pMenu |
| 889 | , const wxString& rTitle |
| 890 | ) |
| 891 | { |
| 892 | wxString Title = TextToLabel(rTitle); |
| 893 | if (!wxMenuBarBase::Insert( nPos |
| 894 | ,pMenu |
| 895 | ,Title |
| 896 | )) |
| 897 | return FALSE; |
| 898 | |
| 899 | m_titles.Insert( Title |
| 900 | ,nPos |
| 901 | ); |
| 902 | |
| 903 | if (IsAttached()) |
| 904 | { |
| 905 | ::WinSendMsg((HWND)m_hMenu, MM_INSERTITEM, (MPARAM)&pMenu->m_vMenuData, (MPARAM)Title.c_str()); |
| 906 | #if wxUSE_ACCEL |
| 907 | if (pMenu->HasAccels()) |
| 908 | { |
| 909 | // need to rebuild accell table |
| 910 | RebuildAccelTable(); |
| 911 | } |
| 912 | #endif // wxUSE_ACCEL |
| 913 | Refresh(); |
| 914 | } |
| 915 | return TRUE; |
| 916 | } // end of wxMenuBar::Insert |
| 917 | |
| 918 | bool wxMenuBar::Append( |
| 919 | wxMenu* pMenu |
| 920 | , const wxString& rTitle |
| 921 | ) |
| 922 | { |
| 923 | WXHMENU hSubmenu = pMenu ? pMenu->GetHMenu() : 0; |
| 924 | |
| 925 | wxCHECK_MSG(hSubmenu, FALSE, wxT("can't append invalid menu to menubar")); |
| 926 | |
| 927 | wxString Title = TextToLabel(rTitle); |
| 928 | if (!wxMenuBarBase::Append(pMenu, Title)) |
| 929 | return FALSE; |
| 930 | |
| 931 | m_titles.Add(Title); |
| 932 | |
| 933 | if ( IsAttached() ) |
| 934 | { |
| 935 | pMenu->m_vMenuData.iPosition = MIT_END; |
| 936 | ::WinSendMsg((HWND)m_hMenu, MM_INSERTITEM, (MPARAM)&pMenu->m_vMenuData, (MPARAM)Title.c_str()); |
| 937 | #if wxUSE_ACCEL |
| 938 | if (pMenu->HasAccels()) |
| 939 | { |
| 940 | // |
| 941 | // Need to rebuild accell table |
| 942 | // |
| 943 | RebuildAccelTable(); |
| 944 | } |
| 945 | #endif // wxUSE_ACCEL |
| 946 | Refresh(); |
| 947 | } |
| 948 | return TRUE; |
| 949 | } // end of wxMenuBar::Append |
| 950 | |
| 951 | wxMenu* wxMenuBar::Remove( |
| 952 | size_t nPos |
| 953 | ) |
| 954 | { |
| 955 | wxMenu* pMenu = wxMenuBarBase::Remove(nPos); |
| 956 | SHORT nId; |
| 957 | |
| 958 | if (!pMenu) |
| 959 | return NULL; |
| 960 | |
| 961 | nId = SHORT1FROMMR(::WinSendMsg((HWND)GetHmenu(), MM_ITEMIDFROMPOSITION, MPFROMSHORT(nPos), (MPARAM)0)); |
| 962 | if (nId == MIT_ERROR) |
| 963 | { |
| 964 | wxLogLastError("LogLastError"); |
| 965 | return NULL; |
| 966 | } |
| 967 | if (IsAttached()) |
| 968 | { |
| 969 | ::WinSendMsg((HWND)GetHmenu(), MM_REMOVEITEM, MPFROM2SHORT(nId, TRUE), (MPARAM)0); |
| 970 | |
| 971 | #if wxUSE_ACCEL |
| 972 | if (pMenu->HasAccels()) |
| 973 | { |
| 974 | // |
| 975 | // Need to rebuild accell table |
| 976 | // |
| 977 | RebuildAccelTable(); |
| 978 | } |
| 979 | #endif // wxUSE_ACCEL |
| 980 | Refresh(); |
| 981 | } |
| 982 | m_titles.Remove(nPos); |
| 983 | return pMenu; |
| 984 | } // end of wxMenuBar::Remove |
| 985 | |
| 986 | #if wxUSE_ACCEL |
| 987 | |
| 988 | void wxMenuBar::RebuildAccelTable() |
| 989 | { |
| 990 | // |
| 991 | // Merge the accelerators of all menus into one accel table |
| 992 | // |
| 993 | size_t nAccelCount = 0; |
| 994 | size_t i; |
| 995 | size_t nCount = GetMenuCount(); |
| 996 | |
| 997 | for (i = 0; i < nCount; i++) |
| 998 | { |
| 999 | nAccelCount += m_menus[i]->GetAccelCount(); |
| 1000 | } |
| 1001 | |
| 1002 | if (nAccelCount) |
| 1003 | { |
| 1004 | wxAcceleratorEntry* pAccelEntries = new wxAcceleratorEntry[nAccelCount]; |
| 1005 | |
| 1006 | nAccelCount = 0; |
| 1007 | for (i = 0; i < nCount; i++) |
| 1008 | { |
| 1009 | nAccelCount += m_menus[i]->CopyAccels(&pAccelEntries[nAccelCount]); |
| 1010 | } |
| 1011 | m_vAccelTable = wxAcceleratorTable( nAccelCount |
| 1012 | ,pAccelEntries |
| 1013 | ); |
| 1014 | delete [] pAccelEntries; |
| 1015 | } |
| 1016 | } // end of wxMenuBar::RebuildAccelTable |
| 1017 | |
| 1018 | #endif // wxUSE_ACCEL |
| 1019 | |
| 1020 | void wxMenuBar::Attach( |
| 1021 | wxFrame* pFrame |
| 1022 | ) |
| 1023 | { |
| 1024 | wxASSERT_MSG( !IsAttached(), wxT("menubar already attached!") ); |
| 1025 | m_menuBarFrame = pFrame; |
| 1026 | |
| 1027 | #if wxUSE_ACCEL |
| 1028 | RebuildAccelTable(); |
| 1029 | // |
| 1030 | // Ensure the accelerator table is set to the frame (not the client!) |
| 1031 | // |
| 1032 | if (!::WinSetAccelTable( vHabmain |
| 1033 | ,(HWND)pFrame->GetHWND() |
| 1034 | ,m_vAccelTable.GetHACCEL() |
| 1035 | )) |
| 1036 | wxLogLastError("WinSetAccelTable"); |
| 1037 | #endif // wxUSE_ACCEL |
| 1038 | } // end of wxMenuBar::Attach |
| 1039 | |
| 1040 | void wxMenuBar::Detach() |
| 1041 | { |
| 1042 | ::WinDestroyWindow((HWND)m_hMenu); |
| 1043 | m_hMenu = (WXHMENU)NULL; |
| 1044 | m_menuBarFrame = NULL; |
| 1045 | } // end of wxMenuBar::Detach |
| 1046 | |
| 1047 | // --------------------------------------------------------------------------- |
| 1048 | // wxMenuBar searching for menu items |
| 1049 | // --------------------------------------------------------------------------- |
| 1050 | |
| 1051 | // |
| 1052 | // Find the itemString in menuString, and return the item id or wxNOT_FOUND |
| 1053 | // |
| 1054 | int wxMenuBar::FindMenuItem( |
| 1055 | const wxString& rMenuString |
| 1056 | , const wxString& rItemString |
| 1057 | ) const |
| 1058 | { |
| 1059 | wxString sMenuLabel = wxStripMenuCodes(rMenuString); |
| 1060 | size_t nCount = GetMenuCount(); |
| 1061 | |
| 1062 | for (size_t i = 0; i < nCount; i++) |
| 1063 | { |
| 1064 | wxString sTitle = wxStripMenuCodes(m_titles[i]); |
| 1065 | |
| 1066 | if (rMenuString == sTitle) |
| 1067 | return m_menus[i]->FindItem(rItemString); |
| 1068 | } |
| 1069 | return wxNOT_FOUND; |
| 1070 | } // end of wxMenuBar::FindMenuItem |
| 1071 | |
| 1072 | wxMenuItem* wxMenuBar::FindItem( |
| 1073 | int nId |
| 1074 | , wxMenu** ppItemMenu |
| 1075 | ) const |
| 1076 | { |
| 1077 | if (ppItemMenu) |
| 1078 | *ppItemMenu = NULL; |
| 1079 | |
| 1080 | wxMenuItem* pItem = NULL; |
| 1081 | size_t nCount = GetMenuCount(); |
| 1082 | |
| 1083 | for (size_t i = 0; !pItem && (i < nCount); i++) |
| 1084 | { |
| 1085 | pItem = m_menus[i]->FindItem( nId |
| 1086 | ,ppItemMenu |
| 1087 | ); |
| 1088 | } |
| 1089 | return pItem; |
| 1090 | } // end of wxMenuBar::FindItem |
| 1091 | |
| 1092 | wxMenuItem* wxMenuBar::FindItem( |
| 1093 | int nId |
| 1094 | , ULONG hItem |
| 1095 | , wxMenu** ppItemMenu |
| 1096 | ) const |
| 1097 | { |
| 1098 | if (ppItemMenu) |
| 1099 | *ppItemMenu = NULL; |
| 1100 | |
| 1101 | wxMenuItem* pItem = NULL; |
| 1102 | size_t nCount = GetMenuCount(); |
| 1103 | |
| 1104 | for (size_t i = 0; !pItem && (i < nCount); i++) |
| 1105 | { |
| 1106 | pItem = m_menus[i]->FindItem( nId |
| 1107 | ,hItem |
| 1108 | ,ppItemMenu |
| 1109 | ); |
| 1110 | } |
| 1111 | return pItem; |
| 1112 | } // end of wxMenuBar::FindItem |
| 1113 | |