| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: src/generic/mdig.cpp |
| 3 | // Purpose: Generic MDI (Multiple Document Interface) classes |
| 4 | // Author: Hans Van Leemputten |
| 5 | // Modified by: |
| 6 | // Created: 29/07/2002 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) Hans Van Leemputten |
| 9 | // Licence: wxWindows licence |
| 10 | ///////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | // =========================================================================== |
| 13 | // declarations |
| 14 | // =========================================================================== |
| 15 | |
| 16 | // --------------------------------------------------------------------------- |
| 17 | // headers |
| 18 | // --------------------------------------------------------------------------- |
| 19 | |
| 20 | // For compilers that support precompilation, includes "wx.h". |
| 21 | #include "wx/wxprec.h" |
| 22 | |
| 23 | #ifdef __BORLANDC__ |
| 24 | #pragma hdrstop |
| 25 | #endif |
| 26 | |
| 27 | #if wxUSE_MDI |
| 28 | |
| 29 | #include "wx/generic/mdig.h" |
| 30 | |
| 31 | #ifndef WX_PRECOMP |
| 32 | #include "wx/panel.h" |
| 33 | #include "wx/menu.h" |
| 34 | #include "wx/intl.h" |
| 35 | #include "wx/log.h" |
| 36 | #endif //WX_PRECOMP |
| 37 | |
| 38 | #include "wx/stockitem.h" |
| 39 | |
| 40 | enum MDI_MENU_ID |
| 41 | { |
| 42 | wxWINDOWCLOSE = 4001, |
| 43 | wxWINDOWCLOSEALL, |
| 44 | wxWINDOWNEXT, |
| 45 | wxWINDOWPREV |
| 46 | }; |
| 47 | |
| 48 | //----------------------------------------------------------------------------- |
| 49 | // wxGenericMDIParentFrame |
| 50 | //----------------------------------------------------------------------------- |
| 51 | |
| 52 | IMPLEMENT_DYNAMIC_CLASS(wxGenericMDIParentFrame, wxFrame) |
| 53 | |
| 54 | BEGIN_EVENT_TABLE(wxGenericMDIParentFrame, wxFrame) |
| 55 | #if wxUSE_MENUS |
| 56 | EVT_MENU (wxID_ANY, wxGenericMDIParentFrame::DoHandleMenu) |
| 57 | #endif |
| 58 | END_EVENT_TABLE() |
| 59 | |
| 60 | wxGenericMDIParentFrame::wxGenericMDIParentFrame() |
| 61 | { |
| 62 | Init(); |
| 63 | } |
| 64 | |
| 65 | wxGenericMDIParentFrame::wxGenericMDIParentFrame(wxWindow *parent, |
| 66 | wxWindowID id, |
| 67 | const wxString& title, |
| 68 | const wxPoint& pos, |
| 69 | const wxSize& size, |
| 70 | long style, |
| 71 | const wxString& name) |
| 72 | { |
| 73 | Init(); |
| 74 | |
| 75 | (void)Create(parent, id, title, pos, size, style, name); |
| 76 | } |
| 77 | |
| 78 | wxGenericMDIParentFrame::~wxGenericMDIParentFrame() |
| 79 | { |
| 80 | // Make sure the client window is destructed before the menu bars are! |
| 81 | wxDELETE(m_pClientWindow); |
| 82 | |
| 83 | #if wxUSE_MENUS |
| 84 | if (m_pMyMenuBar) |
| 85 | { |
| 86 | delete m_pMyMenuBar; |
| 87 | m_pMyMenuBar = (wxMenuBar *) NULL; |
| 88 | } |
| 89 | |
| 90 | RemoveWindowMenu(GetMenuBar()); |
| 91 | |
| 92 | if (m_pWindowMenu) |
| 93 | { |
| 94 | delete m_pWindowMenu; |
| 95 | m_pWindowMenu = (wxMenu*) NULL; |
| 96 | } |
| 97 | #endif // wxUSE_MENUS |
| 98 | } |
| 99 | |
| 100 | bool wxGenericMDIParentFrame::Create(wxWindow *parent, |
| 101 | wxWindowID id, |
| 102 | const wxString& title, |
| 103 | const wxPoint& pos, |
| 104 | const wxSize& size, |
| 105 | long style, |
| 106 | const wxString& name) |
| 107 | { |
| 108 | // this style can be used to prevent a window from having the standard MDI |
| 109 | // "Window" menu |
| 110 | if ( !(style & wxFRAME_NO_WINDOW_MENU) ) |
| 111 | { |
| 112 | #if wxUSE_MENUS |
| 113 | m_pWindowMenu = new wxMenu; |
| 114 | |
| 115 | m_pWindowMenu->Append(wxWINDOWCLOSE, _("Cl&ose")); |
| 116 | m_pWindowMenu->Append(wxWINDOWCLOSEALL, _("Close All")); |
| 117 | m_pWindowMenu->AppendSeparator(); |
| 118 | m_pWindowMenu->Append(wxWINDOWNEXT, _("&Next")); |
| 119 | m_pWindowMenu->Append(wxWINDOWPREV, _("&Previous")); |
| 120 | #endif // wxUSE_MENUS |
| 121 | } |
| 122 | |
| 123 | wxFrame::Create( parent, id, title, pos, size, style, name ); |
| 124 | |
| 125 | OnCreateClient(); |
| 126 | |
| 127 | return true; |
| 128 | } |
| 129 | |
| 130 | #if wxUSE_MENUS |
| 131 | void wxGenericMDIParentFrame::SetWindowMenu(wxMenu* pMenu) |
| 132 | { |
| 133 | // Replace the window menu from the currently loaded menu bar. |
| 134 | wxMenuBar *pMenuBar = GetMenuBar(); |
| 135 | |
| 136 | if (m_pWindowMenu) |
| 137 | { |
| 138 | RemoveWindowMenu(pMenuBar); |
| 139 | |
| 140 | wxDELETE(m_pWindowMenu); |
| 141 | } |
| 142 | |
| 143 | if (pMenu) |
| 144 | { |
| 145 | m_pWindowMenu = pMenu; |
| 146 | |
| 147 | AddWindowMenu(pMenuBar); |
| 148 | } |
| 149 | } |
| 150 | |
| 151 | void wxGenericMDIParentFrame::SetMenuBar(wxMenuBar *pMenuBar) |
| 152 | { |
| 153 | // Remove the Window menu from the old menu bar |
| 154 | RemoveWindowMenu(GetMenuBar()); |
| 155 | // Add the Window menu to the new menu bar. |
| 156 | AddWindowMenu(pMenuBar); |
| 157 | |
| 158 | wxFrame::SetMenuBar(pMenuBar); |
| 159 | } |
| 160 | #endif // wxUSE_MENUS |
| 161 | |
| 162 | void wxGenericMDIParentFrame::SetChildMenuBar(wxGenericMDIChildFrame *pChild) |
| 163 | { |
| 164 | #if wxUSE_MENUS |
| 165 | if (pChild == (wxGenericMDIChildFrame *) NULL) |
| 166 | { |
| 167 | // No Child, set Our menu bar back. |
| 168 | SetMenuBar(m_pMyMenuBar); |
| 169 | |
| 170 | // Make sure we know our menu bar is in use |
| 171 | m_pMyMenuBar = (wxMenuBar*) NULL; |
| 172 | } |
| 173 | else |
| 174 | { |
| 175 | if (pChild->GetMenuBar() == (wxMenuBar*) NULL) |
| 176 | return; |
| 177 | |
| 178 | // Do we need to save the current bar? |
| 179 | if (m_pMyMenuBar == NULL) |
| 180 | m_pMyMenuBar = GetMenuBar(); |
| 181 | |
| 182 | SetMenuBar(pChild->GetMenuBar()); |
| 183 | } |
| 184 | #endif // wxUSE_MENUS |
| 185 | } |
| 186 | |
| 187 | bool wxGenericMDIParentFrame::ProcessEvent(wxEvent& event) |
| 188 | { |
| 189 | /* |
| 190 | * Redirect events to active child first. |
| 191 | */ |
| 192 | |
| 193 | // Stops the same event being processed repeatedly |
| 194 | static wxEventType inEvent = wxEVT_NULL; |
| 195 | if (inEvent == event.GetEventType()) |
| 196 | return false; |
| 197 | |
| 198 | inEvent = event.GetEventType(); |
| 199 | |
| 200 | // Let the active child (if any) process the event first. |
| 201 | bool res = false; |
| 202 | if (m_pActiveChild && event.IsKindOf(CLASSINFO(wxCommandEvent)) |
| 203 | #if 0 |
| 204 | /* This is sure to not give problems... */ |
| 205 | && (event.GetEventType() == wxEVT_COMMAND_MENU_SELECTED || |
| 206 | event.GetEventType() == wxEVT_UPDATE_UI ) |
| 207 | #else |
| 208 | /* This was tested on wxMSW and worked... */ |
| 209 | && event.GetEventObject() != m_pClientWindow |
| 210 | && !(event.GetEventType() == wxEVT_ACTIVATE || |
| 211 | event.GetEventType() == wxEVT_SET_FOCUS || |
| 212 | event.GetEventType() == wxEVT_KILL_FOCUS || |
| 213 | event.GetEventType() == wxEVT_CHILD_FOCUS || |
| 214 | event.GetEventType() == wxEVT_COMMAND_SET_FOCUS || |
| 215 | event.GetEventType() == wxEVT_COMMAND_KILL_FOCUS ) |
| 216 | #endif |
| 217 | ) |
| 218 | { |
| 219 | res = m_pActiveChild->GetEventHandler()->ProcessEvent(event); |
| 220 | } |
| 221 | |
| 222 | // If the event was not handled this frame will handle it! |
| 223 | if (!res) |
| 224 | { |
| 225 | res = GetEventHandler()->wxEvtHandler::ProcessEvent(event); |
| 226 | } |
| 227 | |
| 228 | inEvent = wxEVT_NULL; |
| 229 | |
| 230 | return res; |
| 231 | } |
| 232 | |
| 233 | wxGenericMDIChildFrame *wxGenericMDIParentFrame::GetActiveChild() const |
| 234 | { |
| 235 | return m_pActiveChild; |
| 236 | } |
| 237 | |
| 238 | void wxGenericMDIParentFrame::SetActiveChild(wxGenericMDIChildFrame* pChildFrame) |
| 239 | { |
| 240 | m_pActiveChild = pChildFrame; |
| 241 | } |
| 242 | |
| 243 | wxGenericMDIClientWindow *wxGenericMDIParentFrame::GetClientWindow() const |
| 244 | { |
| 245 | return m_pClientWindow; |
| 246 | } |
| 247 | |
| 248 | wxGenericMDIClientWindow *wxGenericMDIParentFrame::OnCreateClient() |
| 249 | { |
| 250 | #if wxUSE_GENERIC_MDI_AS_NATIVE |
| 251 | m_pClientWindow = new wxMDIClientWindow( this ); |
| 252 | #else |
| 253 | m_pClientWindow = new wxGenericMDIClientWindow( this ); |
| 254 | #endif |
| 255 | return m_pClientWindow; |
| 256 | } |
| 257 | |
| 258 | void wxGenericMDIParentFrame::ActivateNext() |
| 259 | { |
| 260 | if (m_pClientWindow && m_pClientWindow->GetSelection() != -1) |
| 261 | { |
| 262 | size_t active = m_pClientWindow->GetSelection() + 1; |
| 263 | if (active >= m_pClientWindow->GetPageCount()) |
| 264 | active = 0; |
| 265 | |
| 266 | m_pClientWindow->SetSelection(active); |
| 267 | } |
| 268 | } |
| 269 | |
| 270 | void wxGenericMDIParentFrame::ActivatePrevious() |
| 271 | { |
| 272 | if (m_pClientWindow && m_pClientWindow->GetSelection() != -1) |
| 273 | { |
| 274 | int active = m_pClientWindow->GetSelection() - 1; |
| 275 | if (active < 0) |
| 276 | active = m_pClientWindow->GetPageCount() - 1; |
| 277 | |
| 278 | m_pClientWindow->SetSelection(active); |
| 279 | } |
| 280 | } |
| 281 | |
| 282 | void wxGenericMDIParentFrame::Init() |
| 283 | { |
| 284 | m_pClientWindow = (wxGenericMDIClientWindow *) NULL; |
| 285 | m_pActiveChild = (wxGenericMDIChildFrame *) NULL; |
| 286 | #if wxUSE_MENUS |
| 287 | m_pWindowMenu = (wxMenu *) NULL; |
| 288 | m_pMyMenuBar = (wxMenuBar*) NULL; |
| 289 | #endif // wxUSE_MENUS |
| 290 | } |
| 291 | |
| 292 | #if wxUSE_MENUS |
| 293 | void wxGenericMDIParentFrame::RemoveWindowMenu(wxMenuBar *pMenuBar) |
| 294 | { |
| 295 | if (pMenuBar && m_pWindowMenu) |
| 296 | { |
| 297 | // Remove old window menu |
| 298 | int pos = pMenuBar->FindMenu(_("&Window")); |
| 299 | if (pos != wxNOT_FOUND) |
| 300 | { |
| 301 | wxASSERT(m_pWindowMenu == pMenuBar->GetMenu(pos)); // DBG:: We're going to delete the wrong menu!!! |
| 302 | pMenuBar->Remove(pos); |
| 303 | } |
| 304 | } |
| 305 | } |
| 306 | |
| 307 | void wxGenericMDIParentFrame::AddWindowMenu(wxMenuBar *pMenuBar) |
| 308 | { |
| 309 | if (pMenuBar && m_pWindowMenu) |
| 310 | { |
| 311 | int pos = pMenuBar->FindMenu(wxGetStockLabel(wxID_HELP,false)); |
| 312 | if (pos == wxNOT_FOUND) |
| 313 | { |
| 314 | pMenuBar->Append(m_pWindowMenu, _("&Window")); |
| 315 | } |
| 316 | else |
| 317 | { |
| 318 | pMenuBar->Insert(pos, m_pWindowMenu, _("&Window")); |
| 319 | } |
| 320 | } |
| 321 | } |
| 322 | |
| 323 | void wxGenericMDIParentFrame::DoHandleMenu(wxCommandEvent &event) |
| 324 | { |
| 325 | switch (event.GetId()) |
| 326 | { |
| 327 | case wxWINDOWCLOSE: |
| 328 | if (m_pActiveChild) |
| 329 | { |
| 330 | m_pActiveChild->Close(); |
| 331 | } |
| 332 | break; |
| 333 | case wxWINDOWCLOSEALL: |
| 334 | { |
| 335 | #if 0 // code is only needed if next #if is set to 0! |
| 336 | wxGenericMDIChildFrame *pFirstActiveChild = m_pActiveChild; |
| 337 | #endif |
| 338 | while (m_pActiveChild) |
| 339 | { |
| 340 | if (!m_pActiveChild->Close()) |
| 341 | { |
| 342 | return; // We failed... |
| 343 | } |
| 344 | else |
| 345 | { |
| 346 | #if 1 // What's best? Delayed deleting or immediate deleting? |
| 347 | delete m_pActiveChild; |
| 348 | m_pActiveChild = NULL; |
| 349 | #else |
| 350 | ActivateNext(); |
| 351 | |
| 352 | if (pFirstActiveChild == m_pActiveChild) |
| 353 | return; // We've called Close on all items, no need to continue. |
| 354 | #endif |
| 355 | } |
| 356 | } |
| 357 | } |
| 358 | break; |
| 359 | case wxWINDOWNEXT: |
| 360 | ActivateNext(); |
| 361 | break; |
| 362 | case wxWINDOWPREV: |
| 363 | ActivatePrevious(); |
| 364 | break; |
| 365 | default : |
| 366 | event.Skip(); |
| 367 | } |
| 368 | } |
| 369 | #endif // wxUSE_MENUS |
| 370 | |
| 371 | void wxGenericMDIParentFrame::DoGetClientSize(int *width, int *height) const |
| 372 | { |
| 373 | wxFrame::DoGetClientSize( width, height ); |
| 374 | } |
| 375 | |
| 376 | |
| 377 | //----------------------------------------------------------------------------- |
| 378 | // wxGenericMDIChildFrame |
| 379 | //----------------------------------------------------------------------------- |
| 380 | |
| 381 | IMPLEMENT_DYNAMIC_CLASS(wxGenericMDIChildFrame, wxPanel) |
| 382 | |
| 383 | BEGIN_EVENT_TABLE(wxGenericMDIChildFrame, wxPanel) |
| 384 | EVT_MENU_HIGHLIGHT_ALL(wxGenericMDIChildFrame::OnMenuHighlight) |
| 385 | EVT_ACTIVATE(wxGenericMDIChildFrame::OnActivate) |
| 386 | |
| 387 | EVT_CLOSE(wxGenericMDIChildFrame::OnCloseWindow) |
| 388 | EVT_SIZE(wxGenericMDIChildFrame::OnSize) |
| 389 | END_EVENT_TABLE() |
| 390 | |
| 391 | wxGenericMDIChildFrame::wxGenericMDIChildFrame() |
| 392 | { |
| 393 | Init(); |
| 394 | } |
| 395 | |
| 396 | wxGenericMDIChildFrame::wxGenericMDIChildFrame( wxGenericMDIParentFrame *parent, |
| 397 | wxWindowID id, const wxString& title, |
| 398 | const wxPoint& WXUNUSED(pos), const wxSize& size, |
| 399 | long style, const wxString& name ) |
| 400 | { |
| 401 | Init(); |
| 402 | |
| 403 | Create( parent, id, title, wxDefaultPosition, size, style, name ); |
| 404 | } |
| 405 | |
| 406 | wxGenericMDIChildFrame::~wxGenericMDIChildFrame() |
| 407 | { |
| 408 | wxGenericMDIParentFrame *pParentFrame = GetMDIParentFrame(); |
| 409 | |
| 410 | if (pParentFrame != NULL) |
| 411 | { |
| 412 | bool bActive = false; |
| 413 | if (pParentFrame->GetActiveChild() == this) |
| 414 | { |
| 415 | pParentFrame->SetActiveChild((wxGenericMDIChildFrame*) NULL); |
| 416 | pParentFrame->SetChildMenuBar((wxGenericMDIChildFrame*) NULL); |
| 417 | bActive = true; |
| 418 | } |
| 419 | |
| 420 | wxGenericMDIClientWindow *pClientWindow = pParentFrame->GetClientWindow(); |
| 421 | |
| 422 | // Remove page if still there |
| 423 | size_t pos; |
| 424 | for (pos = 0; pos < pClientWindow->GetPageCount(); pos++) |
| 425 | { |
| 426 | if (pClientWindow->GetPage(pos) == this) |
| 427 | { |
| 428 | if (pClientWindow->RemovePage(pos)) |
| 429 | pClientWindow->Refresh(); |
| 430 | break; |
| 431 | } |
| 432 | } |
| 433 | |
| 434 | if (bActive) |
| 435 | { |
| 436 | // Set the new selection to the a remaining page |
| 437 | if (pClientWindow->GetPageCount() > pos) |
| 438 | { |
| 439 | pClientWindow->SetSelection(pos); |
| 440 | } |
| 441 | else |
| 442 | { |
| 443 | if ((int)pClientWindow->GetPageCount() - 1 >= 0) |
| 444 | pClientWindow->SetSelection(pClientWindow->GetPageCount() - 1); |
| 445 | } |
| 446 | } |
| 447 | } |
| 448 | |
| 449 | #if wxUSE_MENUS |
| 450 | wxDELETE(m_pMenuBar); |
| 451 | #endif // wxUSE_MENUS |
| 452 | } |
| 453 | |
| 454 | bool wxGenericMDIChildFrame::Create( wxGenericMDIParentFrame *parent, |
| 455 | wxWindowID id, const wxString& title, |
| 456 | const wxPoint& WXUNUSED(pos), const wxSize& size, |
| 457 | long style, const wxString& name ) |
| 458 | { |
| 459 | wxGenericMDIClientWindow* pClientWindow = parent->GetClientWindow(); |
| 460 | |
| 461 | wxASSERT_MSG((pClientWindow != (wxWindow*) NULL), wxT("Missing MDI client window.") ); |
| 462 | |
| 463 | wxPanel::Create(pClientWindow, id, wxDefaultPosition, size, style, name); |
| 464 | |
| 465 | SetMDIParentFrame(parent); |
| 466 | |
| 467 | // This is the currently active child |
| 468 | parent->SetActiveChild(this); |
| 469 | |
| 470 | m_Title = title; |
| 471 | |
| 472 | pClientWindow->AddPage(this, title, true); |
| 473 | ApplyMDIChildFrameRect(); // Ok confirme the size change! |
| 474 | pClientWindow->Refresh(); |
| 475 | |
| 476 | return true; |
| 477 | } |
| 478 | |
| 479 | #if wxUSE_MENUS |
| 480 | void wxGenericMDIChildFrame::SetMenuBar( wxMenuBar *menu_bar ) |
| 481 | { |
| 482 | wxMenuBar *pOldMenuBar = m_pMenuBar; |
| 483 | m_pMenuBar = menu_bar; |
| 484 | |
| 485 | if (m_pMenuBar) |
| 486 | { |
| 487 | wxGenericMDIParentFrame *pParentFrame = GetMDIParentFrame(); |
| 488 | |
| 489 | if (pParentFrame != NULL) |
| 490 | { |
| 491 | m_pMenuBar->SetParent(pParentFrame); |
| 492 | |
| 493 | if (pParentFrame->GetActiveChild() == this) |
| 494 | { |
| 495 | // Replace current menu bars |
| 496 | if (pOldMenuBar) |
| 497 | pParentFrame->SetChildMenuBar((wxGenericMDIChildFrame*) NULL); |
| 498 | pParentFrame->SetChildMenuBar((wxGenericMDIChildFrame*) this); |
| 499 | } |
| 500 | } |
| 501 | } |
| 502 | } |
| 503 | |
| 504 | wxMenuBar *wxGenericMDIChildFrame::GetMenuBar() const |
| 505 | { |
| 506 | return m_pMenuBar; |
| 507 | } |
| 508 | #endif // wxUSE_MENUS |
| 509 | |
| 510 | void wxGenericMDIChildFrame::SetTitle(const wxString& title) |
| 511 | { |
| 512 | m_Title = title; |
| 513 | |
| 514 | wxGenericMDIParentFrame *pParentFrame = GetMDIParentFrame(); |
| 515 | |
| 516 | if (pParentFrame != NULL) |
| 517 | { |
| 518 | wxGenericMDIClientWindow * pClientWindow = pParentFrame->GetClientWindow(); |
| 519 | |
| 520 | if (pClientWindow != NULL) |
| 521 | { |
| 522 | size_t pos; |
| 523 | for (pos = 0; pos < pClientWindow->GetPageCount(); pos++) |
| 524 | { |
| 525 | if (pClientWindow->GetPage(pos) == this) |
| 526 | { |
| 527 | pClientWindow->SetPageText(pos, m_Title); |
| 528 | break; |
| 529 | } |
| 530 | } |
| 531 | } |
| 532 | } |
| 533 | } |
| 534 | |
| 535 | wxString wxGenericMDIChildFrame::GetTitle() const |
| 536 | { |
| 537 | return m_Title; |
| 538 | } |
| 539 | |
| 540 | void wxGenericMDIChildFrame::Activate() |
| 541 | { |
| 542 | wxGenericMDIParentFrame *pParentFrame = GetMDIParentFrame(); |
| 543 | |
| 544 | if (pParentFrame != NULL) |
| 545 | { |
| 546 | wxGenericMDIClientWindow * pClientWindow = pParentFrame->GetClientWindow(); |
| 547 | |
| 548 | if (pClientWindow != NULL) |
| 549 | { |
| 550 | size_t pos; |
| 551 | for (pos = 0; pos < pClientWindow->GetPageCount(); pos++) |
| 552 | { |
| 553 | if (pClientWindow->GetPage(pos) == this) |
| 554 | { |
| 555 | pClientWindow->SetSelection(pos); |
| 556 | break; |
| 557 | } |
| 558 | } |
| 559 | } |
| 560 | } |
| 561 | } |
| 562 | |
| 563 | void wxGenericMDIChildFrame::OnMenuHighlight(wxMenuEvent& event) |
| 564 | { |
| 565 | #if wxUSE_STATUSBAR |
| 566 | if ( m_pMDIParentFrame) |
| 567 | { |
| 568 | // we don't have any help text for this item, |
| 569 | // but may be the MDI frame does? |
| 570 | m_pMDIParentFrame->OnMenuHighlight(event); |
| 571 | } |
| 572 | #else |
| 573 | wxUnusedVar(event); |
| 574 | #endif // wxUSE_STATUSBAR |
| 575 | } |
| 576 | |
| 577 | void wxGenericMDIChildFrame::OnActivate(wxActivateEvent& WXUNUSED(event)) |
| 578 | { |
| 579 | // Do mothing. |
| 580 | } |
| 581 | |
| 582 | /*** Copied from top level..! ***/ |
| 583 | // default resizing behaviour - if only ONE subwindow, resize to fill the |
| 584 | // whole client area |
| 585 | void wxGenericMDIChildFrame::OnSize(wxSizeEvent& WXUNUSED(event)) |
| 586 | { |
| 587 | // if we're using constraints or sizers - do use them |
| 588 | if ( GetAutoLayout() ) |
| 589 | { |
| 590 | Layout(); |
| 591 | } |
| 592 | else |
| 593 | { |
| 594 | // do we have _exactly_ one child? |
| 595 | wxWindow *child = (wxWindow *)NULL; |
| 596 | for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst(); |
| 597 | node; |
| 598 | node = node->GetNext() ) |
| 599 | { |
| 600 | wxWindow *win = node->GetData(); |
| 601 | |
| 602 | // exclude top level and managed windows (status bar isn't |
| 603 | // currently in the children list except under wxMac anyhow, but |
| 604 | // it makes no harm to test for it) |
| 605 | if ( !win->IsTopLevel() /*&& !IsOneOfBars(win)*/ ) |
| 606 | { |
| 607 | if ( child ) |
| 608 | { |
| 609 | return; // it's our second subwindow - nothing to do |
| 610 | } |
| 611 | |
| 612 | child = win; |
| 613 | } |
| 614 | } |
| 615 | |
| 616 | // do we have any children at all? |
| 617 | if ( child ) |
| 618 | { |
| 619 | // exactly one child - set it's size to fill the whole frame |
| 620 | int clientW, clientH; |
| 621 | DoGetClientSize(&clientW, &clientH); |
| 622 | |
| 623 | // for whatever reasons, wxGTK wants to have a small offset - it |
| 624 | // probably looks better with it? |
| 625 | #ifdef __WXGTK__ |
| 626 | static const int ofs = 1; |
| 627 | #else |
| 628 | static const int ofs = 0; |
| 629 | #endif |
| 630 | |
| 631 | child->SetSize(ofs, ofs, clientW - 2*ofs, clientH - 2*ofs); |
| 632 | } |
| 633 | } |
| 634 | } |
| 635 | |
| 636 | /*** Copied from top level..! ***/ |
| 637 | // The default implementation for the close window event. |
| 638 | void wxGenericMDIChildFrame::OnCloseWindow(wxCloseEvent& WXUNUSED(event)) |
| 639 | { |
| 640 | Destroy(); |
| 641 | } |
| 642 | |
| 643 | void wxGenericMDIChildFrame::SetMDIParentFrame(wxGenericMDIParentFrame* parentFrame) |
| 644 | { |
| 645 | m_pMDIParentFrame = parentFrame; |
| 646 | } |
| 647 | |
| 648 | wxGenericMDIParentFrame* wxGenericMDIChildFrame::GetMDIParentFrame() const |
| 649 | { |
| 650 | return m_pMDIParentFrame; |
| 651 | } |
| 652 | |
| 653 | void wxGenericMDIChildFrame::Init() |
| 654 | { |
| 655 | m_pMDIParentFrame = (wxGenericMDIParentFrame *) NULL; |
| 656 | #if wxUSE_MENUS |
| 657 | m_pMenuBar = (wxMenuBar *) NULL; |
| 658 | #endif // wxUSE_MENUS |
| 659 | } |
| 660 | |
| 661 | void wxGenericMDIChildFrame::DoMoveWindow(int x, int y, int width, int height) |
| 662 | { |
| 663 | m_MDIRect = wxRect(x, y, width, height); |
| 664 | } |
| 665 | |
| 666 | void wxGenericMDIChildFrame::ApplyMDIChildFrameRect() |
| 667 | { |
| 668 | wxPanel::DoMoveWindow(m_MDIRect.x, m_MDIRect.y, m_MDIRect.width, m_MDIRect.height); |
| 669 | } |
| 670 | |
| 671 | //----------------------------------------------------------------------------- |
| 672 | // wxGenericMDIClientWindow |
| 673 | //----------------------------------------------------------------------------- |
| 674 | |
| 675 | #define wxID_NOTEBOOK_CLIENT_AREA wxID_HIGHEST + 100 |
| 676 | |
| 677 | IMPLEMENT_DYNAMIC_CLASS(wxGenericMDIClientWindow, wxNotebook) |
| 678 | |
| 679 | BEGIN_EVENT_TABLE(wxGenericMDIClientWindow, wxNotebook) |
| 680 | EVT_NOTEBOOK_PAGE_CHANGED(wxID_NOTEBOOK_CLIENT_AREA, wxGenericMDIClientWindow::OnPageChanged) |
| 681 | EVT_SIZE(wxGenericMDIClientWindow::OnSize) |
| 682 | END_EVENT_TABLE() |
| 683 | |
| 684 | |
| 685 | wxGenericMDIClientWindow::wxGenericMDIClientWindow() |
| 686 | { |
| 687 | } |
| 688 | |
| 689 | wxGenericMDIClientWindow::wxGenericMDIClientWindow( wxGenericMDIParentFrame *parent, long style ) |
| 690 | { |
| 691 | CreateClient( parent, style ); |
| 692 | } |
| 693 | |
| 694 | wxGenericMDIClientWindow::~wxGenericMDIClientWindow() |
| 695 | { |
| 696 | DestroyChildren(); |
| 697 | } |
| 698 | |
| 699 | bool wxGenericMDIClientWindow::CreateClient( wxGenericMDIParentFrame *parent, long style ) |
| 700 | { |
| 701 | SetWindowStyleFlag(style); |
| 702 | |
| 703 | bool success = wxNotebook::Create(parent, wxID_NOTEBOOK_CLIENT_AREA, wxPoint(0,0), wxSize(100, 100), 0); |
| 704 | if (success) |
| 705 | { |
| 706 | /* |
| 707 | wxFont font(10, wxSWISS, wxNORMAL, wxNORMAL); |
| 708 | wxFont selFont(10, wxSWISS, wxNORMAL, wxBOLD); |
| 709 | GetTabView()->SetTabFont(font); |
| 710 | GetTabView()->SetSelectedTabFont(selFont); |
| 711 | GetTabView()->SetTabSize(120, 18); |
| 712 | GetTabView()->SetTabSelectionHeight(20); |
| 713 | */ |
| 714 | return true; |
| 715 | } |
| 716 | else |
| 717 | return false; |
| 718 | } |
| 719 | |
| 720 | int wxGenericMDIClientWindow::SetSelection(size_t nPage) |
| 721 | { |
| 722 | int oldSelection = wxNotebook::SetSelection(nPage); |
| 723 | |
| 724 | #if !defined(__WXMSW__) // No need to do this for wxMSW as wxNotebook::SetSelection() |
| 725 | // will already cause this to be done! |
| 726 | // Handle the page change. |
| 727 | PageChanged(oldSelection, nPage); |
| 728 | #endif |
| 729 | |
| 730 | return oldSelection; |
| 731 | } |
| 732 | |
| 733 | void wxGenericMDIClientWindow::PageChanged(int OldSelection, int newSelection) |
| 734 | { |
| 735 | // Don't do to much work, only when something realy should change! |
| 736 | if (OldSelection == newSelection) |
| 737 | return; |
| 738 | // Again check if we realy need to do this... |
| 739 | if (newSelection != -1) |
| 740 | { |
| 741 | wxGenericMDIChildFrame* child = (wxGenericMDIChildFrame *)GetPage(newSelection); |
| 742 | |
| 743 | if (child->GetMDIParentFrame()->GetActiveChild() == child) |
| 744 | return; |
| 745 | } |
| 746 | |
| 747 | // Notify old active child that it has been deactivated |
| 748 | if (OldSelection != -1) |
| 749 | { |
| 750 | wxGenericMDIChildFrame* oldChild = (wxGenericMDIChildFrame *)GetPage(OldSelection); |
| 751 | if (oldChild) |
| 752 | { |
| 753 | wxActivateEvent event(wxEVT_ACTIVATE, false, oldChild->GetId()); |
| 754 | event.SetEventObject( oldChild ); |
| 755 | oldChild->GetEventHandler()->ProcessEvent(event); |
| 756 | } |
| 757 | } |
| 758 | |
| 759 | // Notify new active child that it has been activated |
| 760 | if (newSelection != -1) |
| 761 | { |
| 762 | wxGenericMDIChildFrame* activeChild = (wxGenericMDIChildFrame *)GetPage(newSelection); |
| 763 | if (activeChild) |
| 764 | { |
| 765 | wxActivateEvent event(wxEVT_ACTIVATE, true, activeChild->GetId()); |
| 766 | event.SetEventObject( activeChild ); |
| 767 | activeChild->GetEventHandler()->ProcessEvent(event); |
| 768 | |
| 769 | if (activeChild->GetMDIParentFrame()) |
| 770 | { |
| 771 | activeChild->GetMDIParentFrame()->SetActiveChild(activeChild); |
| 772 | activeChild->GetMDIParentFrame()->SetChildMenuBar(activeChild); |
| 773 | } |
| 774 | } |
| 775 | } |
| 776 | } |
| 777 | |
| 778 | void wxGenericMDIClientWindow::OnPageChanged(wxNotebookEvent& event) |
| 779 | { |
| 780 | PageChanged(event.GetOldSelection(), event.GetSelection()); |
| 781 | |
| 782 | event.Skip(); |
| 783 | } |
| 784 | |
| 785 | void wxGenericMDIClientWindow::OnSize(wxSizeEvent& event) |
| 786 | { |
| 787 | wxNotebook::OnSize(event); |
| 788 | |
| 789 | size_t pos; |
| 790 | for (pos = 0; pos < GetPageCount(); pos++) |
| 791 | { |
| 792 | ((wxGenericMDIChildFrame *)GetPage(pos))->ApplyMDIChildFrameRect(); |
| 793 | } |
| 794 | } |
| 795 | |
| 796 | |
| 797 | /* |
| 798 | * Define normal wxMDI classes based on wxGenericMDI |
| 799 | */ |
| 800 | |
| 801 | #if wxUSE_GENERIC_MDI_AS_NATIVE |
| 802 | |
| 803 | wxMDIChildFrame * wxMDIParentFrame::GetActiveChild() const |
| 804 | { |
| 805 | wxGenericMDIChildFrame *pGFrame = wxGenericMDIParentFrame::GetActiveChild(); |
| 806 | wxMDIChildFrame *pFrame = wxDynamicCast(pGFrame, wxMDIChildFrame); |
| 807 | |
| 808 | wxASSERT_MSG(!(pFrame == NULL && pGFrame != NULL), wxT("Active frame is class not derived from wxMDIChildFrame!")); |
| 809 | |
| 810 | return pFrame; |
| 811 | } |
| 812 | |
| 813 | IMPLEMENT_DYNAMIC_CLASS(wxMDIParentFrame, wxGenericMDIParentFrame) |
| 814 | IMPLEMENT_DYNAMIC_CLASS(wxMDIChildFrame, wxGenericMDIChildFrame) |
| 815 | IMPLEMENT_DYNAMIC_CLASS(wxMDIClientWindow, wxGenericMDIClientWindow) |
| 816 | |
| 817 | #endif // wxUSE_GENERIC_MDI_AS_NATIVE |
| 818 | |
| 819 | #endif // wxUSE_MDI |
| 820 | |