src/msw/frame.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        frame.cpp
   3 // Purpose:     wxFrame
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "frame.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20 #pragma hdrstop
  21 #endif
  22
  23 #ifndef WX_PRECOMP
  24 #include "wx/setup.h"
  25 #include "wx/frame.h"
  26 #include "wx/menu.h"
  27 #include "wx/app.h"
  28 #include "wx/utils.h"
  29 #include "wx/dialog.h"
  30 #include "wx/settings.h"
  31 #include "wx/dcclient.h"
  32 #endif
  33
  34 #include "wx/msw/private.h"
  35 #include "wx/statusbr.h"
  36 #include "wx/toolbar.h"
  37 #include "wx/menuitem.h"
  38
  39 #ifdef LoadAccelerators
  40 #undef LoadAccelerators
  41 #endif
  42
  43 #if USE_NATIVE_STATUSBAR
  44 #include <wx/msw/statbr95.h>
  45 #endif
  46
  47 extern wxList wxModelessWindows;
  48 extern wxList wxPendingDelete;
  49 extern char wxFrameClassName[];
  50
  51 #if !USE_SHARED_LIBRARY
  52 BEGIN_EVENT_TABLE(wxFrame, wxWindow)
  53   EVT_SIZE(wxFrame::OnSize)
  54   EVT_ACTIVATE(wxFrame::OnActivate)
  55   EVT_MENU_HIGHLIGHT_ALL(wxFrame::OnMenuHighlight)
  56   EVT_SYS_COLOUR_CHANGED(wxFrame::OnSysColourChanged)
  57   EVT_IDLE(wxFrame::OnIdle)
  58   EVT_CLOSE(wxFrame::OnCloseWindow)
  59 END_EVENT_TABLE()
  60
  61 IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxWindow)
  62 #endif
  63
  64 #if USE_NATIVE_STATUSBAR
  65 bool wxFrame::m_useNativeStatusBar = TRUE;
  66 #else
  67 bool wxFrame::m_useNativeStatusBar = FALSE;
  68 #endif
  69
  70 wxFrame::wxFrame(void)
  71 {
  72   m_frameToolBar = NULL ;
  73   m_frameMenuBar = NULL;
  74   m_frameStatusBar = NULL;
  75
  76   m_windowParent = NULL;
  77   m_iconized = FALSE;
  78 }
  79
  80 bool wxFrame::Create(wxWindow *parent,
  81            wxWindowID id,
  82            const wxString& title,
  83            const wxPoint& pos,
  84            const wxSize& size,
  85            long style,
  86            const wxString& name)
  87 {
  88   if (!parent)
  89     wxTopLevelWindows.Append(this);
  90
  91   SetName(name);
  92 //  m_modalShowing = FALSE;
  93   m_windowStyle = style;
  94   m_frameMenuBar = NULL;
  95   m_frameToolBar = NULL ;
  96   m_frameStatusBar = NULL;
  97
  98   SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE));
  99
 100 //  m_icon = NULL;
 101   if ( id > -1 )
 102     m_windowId = id;
 103   else
 104     m_windowId = (int)NewControlId();
 105
 106   if (parent) parent->AddChild(this);
 107
 108   int x = pos.x;
 109   int y = pos.y;
 110   int width = size.x;
 111   int height = size.y;
 112
 113   m_iconized = FALSE;
 114   MSWCreate(m_windowId, (wxWindow *)parent, wxFrameClassName, this, (char *)(const char *)title,
 115                    x, y, width, height, style);
 116
 117   wxModelessWindows.Append(this);
 118   return TRUE;
 119 }
 120
 121 wxFrame::~wxFrame(void)
 122 {
 123   m_isBeingDeleted = TRUE;
 124   wxTopLevelWindows.DeleteObject(this);
 125
 126   if (m_frameStatusBar)
 127     delete m_frameStatusBar;
 128   if (m_frameMenuBar)
 129     delete m_frameMenuBar;
 130
 131 /* New behaviour March 1998: check if it's the last top-level window */
 132 //  if (wxTheApp && (this == wxTheApp->GetTopWindow()))
 133
 134   if (wxTheApp && (wxTopLevelWindows.Number() == 0))
 135   {
 136     wxTheApp->SetTopWindow(NULL);
 137
 138     if (wxTheApp->GetExitOnFrameDelete())
 139     {
 140        PostQuitMessage(0);
 141     }
 142   }
 143
 144   wxModelessWindows.DeleteObject(this);
 145
 146   // For some reason, wxWindows can activate another task altogether
 147   // when a frame is destroyed after a modal dialog has been invoked.
 148   // Try to bring the parent to the top.
 149   if (GetParent() && GetParent()->GetHWND())
 150     ::BringWindowToTop((HWND) GetParent()->GetHWND());
 151 }
 152
 153 WXHMENU wxFrame::GetWinMenu(void) const
 154 {
 155   return m_hMenu;
 156 }
 157
 158 // Get size *available for subwindows* i.e. excluding menu bar, toolbar etc.
 159 void wxFrame::GetClientSize(int *x, int *y) const
 160 {
 161   RECT rect;
 162   GetClientRect((HWND) GetHWND(), &rect);
 163
 164   if ( GetStatusBar() )
 165   {
 166     int statusX, statusY;
 167     GetStatusBar()->GetClientSize(&statusX, &statusY);
 168     rect.bottom -= statusY;
 169   }
 170
 171   wxPoint pt(GetClientAreaOrigin());
 172   rect.bottom -= pt.y;
 173   rect.right -= pt.x;
 174
 175   *x = rect.right;
 176   *y = rect.bottom;
 177 }
 178
 179 // Set the client size (i.e. leave the calculation of borders etc.
 180 // to wxWindows)
 181 void wxFrame::SetClientSize(int width, int height)
 182 {
 183   HWND hWnd = (HWND) GetHWND();
 184
 185   RECT rect;
 186   GetClientRect(hWnd, &rect);
 187
 188   RECT rect2;
 189   GetWindowRect(hWnd, &rect2);
 190
 191   // Find the difference between the entire window (title bar and all)
 192   // and the client area; add this to the new client size to move the
 193   // window
 194   int actual_width = rect2.right - rect2.left - rect.right + width;
 195   int actual_height = rect2.bottom - rect2.top - rect.bottom + height;
 196
 197   if ( GetStatusBar() )
 198   {
 199     int statusX, statusY;
 200     GetStatusBar()->GetClientSize(&statusX, &statusY);
 201     actual_height += statusY;
 202   }
 203
 204   wxPoint pt(GetClientAreaOrigin());
 205   actual_width += pt.y;
 206   actual_height += pt.x;
 207
 208   POINT point;
 209   point.x = rect2.left;
 210   point.y = rect2.top;
 211
 212   MoveWindow(hWnd, point.x, point.y, actual_width, actual_height, (BOOL)TRUE);
 213
 214   wxSizeEvent event(wxSize(width, height), m_windowId);
 215   event.SetEventObject( this );
 216   GetEventHandler()->ProcessEvent(event);
 217 }
 218
 219 void wxFrame::GetSize(int *width, int *height) const
 220 {
 221   RECT rect;
 222   GetWindowRect((HWND) GetHWND(), &rect);
 223   *width = rect.right - rect.left;
 224   *height = rect.bottom - rect.top;
 225 }
 226
 227 void wxFrame::GetPosition(int *x, int *y) const
 228 {
 229   RECT rect;
 230   GetWindowRect((HWND) GetHWND(), &rect);
 231   POINT point;
 232   point.x = rect.left;
 233   point.y = rect.top;
 234
 235   *x = point.x;
 236   *y = point.y;
 237 }
 238
 239 void wxFrame::SetSize(int x, int y, int width, int height, int sizeFlags)
 240 {
 241   int currentX, currentY;
 242   int x1 = x;
 243   int y1 = y;
 244   int w1 = width;
 245   int h1 = height;
 246
 247   GetPosition(&currentX, &currentY);
 248   if (x == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 249     x1 = currentX;
 250   if (y == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 251     y1 = currentY;
 252
 253   int ww,hh ;
 254   GetSize(&ww,&hh) ;
 255   if (width == -1) w1 = ww ;
 256   if (height==-1) h1 = hh ;
 257
 258   MoveWindow((HWND) GetHWND(), x1, y1, w1, h1, (BOOL)TRUE);
 259
 260   wxSizeEvent event(wxSize(width, height), m_windowId);
 261   event.SetEventObject( this );
 262   GetEventHandler()->ProcessEvent(event);
 263 }
 264
 265 bool wxFrame::Show(bool show)
 266 {
 267   int cshow;
 268   if (show)
 269     cshow = SW_SHOW;
 270   else
 271     cshow = SW_HIDE;
 272
 273   if (!show)
 274   {
 275     // Try to highlight the correct window (the parent)
 276     HWND hWndParent = 0;
 277     if (GetParent())
 278     {
 279       hWndParent = (HWND) GetParent()->GetHWND();
 280       if (hWndParent)
 281         ::BringWindowToTop(hWndParent);
 282     }
 283   }
 284
 285   ShowWindow((HWND) GetHWND(), (BOOL)cshow);
 286   if (show)
 287   {
 288     BringWindowToTop((HWND) GetHWND());
 289
 290     wxActivateEvent event(wxEVT_ACTIVATE, TRUE, m_windowId);
 291     event.SetEventObject( this );
 292     GetEventHandler()->ProcessEvent(event);
 293   }
 294   return TRUE;
 295 }
 296
 297 void wxFrame::Iconize(bool iconize)
 298 {
 299   if (!iconize)
 300     Show(TRUE);
 301
 302   int cshow;
 303   if (iconize)
 304     cshow = SW_MINIMIZE;
 305   else
 306     cshow = SW_RESTORE;
 307   ShowWindow((HWND) GetHWND(), (BOOL)cshow);
 308   m_iconized = iconize;
 309 }
 310
 311 // Equivalent to maximize/restore in Windows
 312 void wxFrame::Maximize(bool maximize)
 313 {
 314   Show(TRUE);
 315   int cshow;
 316   if (maximize)
 317     cshow = SW_MAXIMIZE;
 318   else
 319     cshow = SW_RESTORE;
 320   ShowWindow((HWND) GetHWND(), cshow);
 321   m_iconized = FALSE;
 322 }
 323
 324 bool wxFrame::IsIconized(void) const
 325 {
 326   ((wxFrame *)this)->m_iconized = (::IsIconic((HWND) GetHWND()) != 0);
 327   return m_iconized;
 328 }
 329
 330 void wxFrame::SetTitle(const wxString& title)
 331 {
 332   SetWindowText((HWND) GetHWND(), (const char *)title);
 333 }
 334
 335 wxString wxFrame::GetTitle(void) const
 336 {
 337   GetWindowText((HWND) GetHWND(), wxBuffer, 1000);
 338   return wxString(wxBuffer);
 339 }
 340
 341 void wxFrame::SetIcon(const wxIcon& icon)
 342 {
 343   m_icon = icon;
 344 #if defined(__WIN95__)
 345   if ( m_icon.Ok() )
 346     SendMessage((HWND) GetHWND(), WM_SETICON,
 347                 (WPARAM)TRUE, (LPARAM)(HICON) m_icon.GetHICON());
 348 #endif
 349 }
 350
 351 void wxFrame::SetAcceleratorTable(const wxAcceleratorTable& accel)
 352 {
 353     m_acceleratorTable = accel;
 354 }
 355
 356 wxStatusBar *wxFrame::OnCreateStatusBar(int number, long style, wxWindowID id,
 357     const wxString& name)
 358 {
 359     wxStatusBar *statusBar = NULL;
 360
 361 #if USE_NATIVE_STATUSBAR
 362     if (UsesNativeStatusBar())
 363     {
 364         statusBar = new wxStatusBar95(this, id, style);
 365     }
 366     else
 367 #endif
 368     {
 369         statusBar = new wxStatusBar(this, id, wxPoint(0, 0), wxSize(100, 20),
 370             style, name);
 371
 372         // Set the height according to the font and the border size
 373         wxClientDC dc(statusBar);
 374         dc.SetFont(* statusBar->GetFont());
 375
 376         long x, y;
 377         dc.GetTextExtent("X", &x, &y);
 378
 379         int height = (int)( (y  * 1.1) + 2* statusBar->GetBorderY());
 380
 381         statusBar->SetSize(-1, -1, 100, height);
 382     }
 383
 384   statusBar->SetFieldsCount(number);
 385   return statusBar;
 386 }
 387
 388 wxStatusBar* wxFrame::CreateStatusBar(int number, long style, wxWindowID id,
 389     const wxString& name)
 390 {
 391   // VZ: calling CreateStatusBar twice is an error - why anyone would do it?
 392   wxCHECK_MSG( m_frameStatusBar == NULL, FALSE,
 393                "recreating status bar in wxFrame" );
 394
 395   m_frameStatusBar = OnCreateStatusBar(number, style, id,
 396     name);
 397   if ( m_frameStatusBar )
 398   {
 399     PositionStatusBar();
 400     return m_frameStatusBar;
 401   }
 402   else
 403     return NULL;
 404 }
 405
 406 void wxFrame::SetStatusText(const wxString& text, int number)
 407 {
 408   wxCHECK_RET( m_frameStatusBar != NULL, "no statusbar to set text for" );
 409
 410   m_frameStatusBar->SetStatusText(text, number);
 411 }
 412
 413 void wxFrame::SetStatusWidths(int n, const int widths_field[])
 414 {
 415   wxCHECK_RET( m_frameStatusBar != NULL, "no statusbar to set widths for" );
 416
 417   m_frameStatusBar->SetStatusWidths(n, widths_field);
 418   PositionStatusBar();
 419 }
 420
 421 void wxFrame::PositionStatusBar(void)
 422 {
 423   // native status bar positions itself
 424   if (m_frameStatusBar
 425 #if USE_NATIVE_STATUSBAR
 426    && !m_frameStatusBar->IsKindOf(CLASSINFO(wxStatusBar95))
 427 #endif
 428     )
 429   {
 430       int w, h;
 431       GetClientSize(&w, &h);
 432       int sw, sh;
 433       m_frameStatusBar->GetSize(&sw, &sh);
 434
 435       // Since we wish the status bar to be directly under the client area,
 436       // we use the adjusted sizes without using wxSIZE_NO_ADJUSTMENTS.
 437       m_frameStatusBar->SetSize(0, h, w, sh);
 438   }
 439 }
 440
 441 void wxFrame::SetMenuBar(wxMenuBar *menu_bar)
 442 {
 443   if (!menu_bar)
 444   {
 445     m_frameMenuBar = NULL;
 446     return;
 447   }
 448
 449   if (menu_bar->m_menuBarFrame)
 450    return;
 451
 452   int i;
 453   HMENU menu = CreateMenu();
 454
 455   for (i = 0; i < menu_bar->m_menuCount; i ++)
 456   {
 457     HMENU popup = (HMENU)menu_bar->m_menus[i]->m_hMenu;
 458     //
 459     // After looking Bounds Checker result, it seems that all
 460     // menus must be individually destroyed. So, don't reset m_hMenu,
 461     // to  allow ~wxMenu to do the job.
 462     //
 463     menu_bar->m_menus[i]->m_savehMenu = (WXHMENU) popup;
 464     // Uncommenting for the moment... JACS
 465     menu_bar->m_menus[i]->m_hMenu = 0;
 466     AppendMenu(menu, MF_POPUP | MF_STRING, (UINT)popup, menu_bar->m_titles[i]);
 467   }
 468
 469   menu_bar->m_hMenu = (WXHMENU)menu;
 470   if (m_frameMenuBar)
 471     delete m_frameMenuBar;
 472
 473   this->m_hMenu = (WXHMENU) menu;
 474
 475   DWORD err = 0;
 476   if (!SetMenu((HWND) GetHWND(), menu))
 477   {
 478 #ifdef __WIN32__
 479     err = GetLastError();
 480 #endif
 481   }
 482
 483   m_frameMenuBar = menu_bar;
 484   menu_bar->m_menuBarFrame = this;
 485 }
 486
 487 #if 0
 488 bool wxFrame::LoadAccelerators(const wxString& table)
 489 {
 490   m_acceleratorTable = (WXHANDLE)
 491 #ifdef __WIN32__
 492 #ifdef UNICODE
 493      ::LoadAcceleratorsW(wxGetInstance(), (const char *)table);
 494 #else
 495      ::LoadAcceleratorsA(wxGetInstance(), (const char *)table);
 496 #endif
 497 #else
 498      ::LoadAccelerators(wxGetInstance(), (const char *)table);
 499 #endif
 500
 501   // The above is necessary because LoadAccelerators is a macro
 502   // which we have undefed earlier in the file to avoid confusion
 503   // with wxFrame::LoadAccelerators. Ugh!
 504
 505   return (m_acceleratorTable != (WXHANDLE) NULL);
 506 }
 507 #endif
 508
 509 void wxFrame::Fit(void)
 510 {
 511   // Work out max. size
 512   wxNode *node = GetChildren()->First();
 513   int max_width = 0;
 514   int max_height = 0;
 515   while (node)
 516   {
 517     // Find a child that's a subwindow, but not a dialog box.
 518     wxWindow *win = (wxWindow *)node->Data();
 519
 520     if (!win->IsKindOf(CLASSINFO(wxFrame)) &&
 521          !win->IsKindOf(CLASSINFO(wxDialog)))
 522     {
 523       int width, height;
 524       int x, y;
 525       win->GetSize(&width, &height);
 526       win->GetPosition(&x, &y);
 527
 528       if ((x + width) > max_width)
 529         max_width = x + width;
 530       if ((y + height) > max_height)
 531         max_height = y + height;
 532     }
 533     node = node->Next();
 534   }
 535   SetClientSize(max_width, max_height);
 536 }
 537
 538 // Responds to colour changes, and passes event on to children.
 539 void wxFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
 540 {
 541     SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE));
 542     Refresh();
 543
 544     if ( m_frameStatusBar )
 545     {
 546         wxSysColourChangedEvent event2;
 547         event2.SetEventObject( m_frameStatusBar );
 548         m_frameStatusBar->ProcessEvent(event2);
 549     }
 550
 551     // Propagate the event to the non-top-level children
 552     wxWindow::OnSysColourChanged(event);
 553 }
 554
 555 /*
 556  * Frame window
 557  *
 558  */
 559
 560 void wxFrame::MSWCreate(int id, wxWindow *parent, const char *wclass, wxWindow *wx_win, const char *title,
 561                    int x, int y, int width, int height, long style)
 562
 563 {
 564   m_defaultIcon = (WXHICON) (wxSTD_FRAME_ICON ? wxSTD_FRAME_ICON : wxDEFAULT_FRAME_ICON);
 565
 566   // If child windows aren't properly drawn initially, WS_CLIPCHILDREN
 567   // could be the culprit. But without it, you can get a lot of flicker.
 568
 569   DWORD msflags = 0;
 570   if ((style & wxCAPTION) == wxCAPTION)
 571     msflags = WS_OVERLAPPED;
 572   else
 573     msflags = WS_POPUP;
 574
 575   if (style & wxMINIMIZE_BOX)
 576     msflags |= WS_MINIMIZEBOX;
 577   if (style & wxMAXIMIZE_BOX)
 578     msflags |= WS_MAXIMIZEBOX;
 579   if (style & wxTHICK_FRAME)
 580     msflags |= WS_THICKFRAME;
 581   if (style & wxSYSTEM_MENU)
 582     msflags |= WS_SYSMENU;
 583   if ((style & wxMINIMIZE) || (style & wxICONIZE))
 584     msflags |= WS_MINIMIZE;
 585   if (style & wxMAXIMIZE)
 586     msflags |= WS_MAXIMIZE;
 587   if (style & wxCAPTION)
 588     msflags |= WS_CAPTION;
 589   if (style & wxCLIP_CHILDREN)
 590     msflags |= WS_CLIPCHILDREN;
 591
 592   // Keep this in wxFrame because it saves recoding this function
 593   // in wxTinyFrame
 594 #if USE_ITSY_BITSY
 595   if (style & wxTINY_CAPTION_VERT)
 596     msflags |= IBS_VERTCAPTION;
 597   if (style & wxTINY_CAPTION_HORIZ)
 598     msflags |= IBS_HORZCAPTION;
 599 #else
 600   if (style & wxTINY_CAPTION_VERT)
 601     msflags |= WS_CAPTION;
 602   if (style & wxTINY_CAPTION_HORIZ)
 603     msflags |= WS_CAPTION;
 604 #endif
 605   if ((style & wxTHICK_FRAME) == 0)
 606     msflags |= WS_BORDER;
 607
 608   WXDWORD extendedStyle = MakeExtendedStyle(style);
 609
 610   if (style & wxSTAY_ON_TOP)
 611     extendedStyle |= WS_EX_TOPMOST;
 612
 613   m_iconized = FALSE;
 614   wxWindow::MSWCreate(id, parent, wclass, wx_win, title, x, y, width, height,
 615          msflags, NULL, extendedStyle);
 616   // Seems to be necessary if we use WS_POPUP
 617   // style instead of WS_OVERLAPPED
 618   if (width > -1 && height > -1)
 619     ::PostMessage((HWND) GetHWND(), WM_SIZE, SIZE_RESTORED, MAKELPARAM(width, height));
 620 }
 621
 622 bool wxFrame::MSWOnPaint(void)
 623 {
 624 #if WXDEBUG > 1
 625   wxDebugMsg("wxFrameWnd::OnPaint %d\n", handle);
 626 #endif
 627   RECT rect;
 628   if (GetUpdateRect((HWND) GetHWND(), &rect, FALSE))
 629   {
 630     if (m_iconized)
 631     {
 632       HICON the_icon;
 633     if (m_icon.Ok())
 634       the_icon = (HICON) m_icon.GetHICON();
 635       if (the_icon == 0)
 636         the_icon = (HICON) m_defaultIcon;
 637
 638       PAINTSTRUCT ps;
 639       // Hold a pointer to the dc so long as the OnPaint() message
 640       // is being processed
 641       HDC cdc = BeginPaint((HWND) GetHWND(), &ps);
 642
 643       // Erase background before painting or we get white background
 644       this->MSWDefWindowProc(WM_ICONERASEBKGND,(WORD)ps.hdc,0L);
 645
 646       if (the_icon)
 647       {
 648         RECT rect;
 649         GetClientRect((HWND) GetHWND(), &rect);
 650         int icon_width = 32;
 651         int icon_height = 32;
 652         int icon_x = (int)((rect.right - icon_width)/2);
 653         int icon_y = (int)((rect.bottom - icon_height)/2);
 654         DrawIcon(cdc, icon_x, icon_y, the_icon);
 655       }
 656
 657       EndPaint((HWND) GetHWND(), &ps);
 658     }
 659     else
 660     {
 661         wxPaintEvent event(m_windowId);
 662         event.m_eventObject = this;
 663         if (!GetEventHandler()->ProcessEvent(event))
 664             Default();
 665     }
 666     return 0;
 667   }
 668   return 1;
 669 }
 670
 671 WXHICON wxFrame::MSWOnQueryDragIcon(void)
 672 {
 673   if (m_icon.Ok() && (m_icon.GetHICON() != 0))
 674     return m_icon.GetHICON();
 675   else
 676     return m_defaultIcon;
 677 }
 678
 679 void wxFrame::MSWOnSize(int x, int y, WXUINT id)
 680 {
 681 #if WXDEBUG > 1
 682   wxDebugMsg("wxFrameWnd::OnSize %d\n", m_hWnd);
 683 #endif
 684   switch (id)
 685   {
 686     case SIZEFULLSCREEN:
 687     case SIZENORMAL:
 688       m_iconized = FALSE;
 689     break;
 690     case SIZEICONIC:
 691       m_iconized = TRUE;
 692     break;
 693   }
 694
 695  if (!m_iconized)
 696  {
 697   // forward WM_SIZE to status bar control
 698 #if USE_NATIVE_STATUSBAR
 699   if (m_frameStatusBar && m_frameStatusBar->IsKindOf(CLASSINFO(wxStatusBar95)))
 700   {
 701     wxSizeEvent event(wxSize(x, y), m_frameStatusBar->GetId());
 702     event.SetEventObject( m_frameStatusBar );
 703
 704     ((wxStatusBar95 *)m_frameStatusBar)->OnSize(event);
 705   }
 706 #endif
 707
 708   PositionStatusBar();
 709   PositionToolBar();
 710
 711   wxSizeEvent event(wxSize(x, y), m_windowId);
 712   event.SetEventObject( this );
 713   if (!GetEventHandler()->ProcessEvent(event))
 714     Default();
 715  }
 716 }
 717
 718 bool wxFrame::MSWOnClose(void)
 719 {
 720 #if WXDEBUG > 1
 721   wxDebugMsg("wxFrameWnd::OnClose %d\n", handle);
 722 #endif
 723     return Close();
 724 }
 725
 726 bool wxFrame::MSWOnCommand(WXWORD id, WXWORD cmd, WXHWND control)
 727 {
 728 #if WXDEBUG > 1
 729   wxDebugMsg("wxFrameWnd::OnCommand %d\n", handle);
 730 #endif
 731   if (cmd == 0 || cmd == 1 ) // Can be either a menu command or an accelerator.
 732   {
 733     // In case it's e.g. a toolbar.
 734     wxWindow *win = wxFindWinFromHandle(control);
 735     if (win)
 736       return win->MSWCommand(cmd, id);
 737
 738     if (GetMenuBar() && GetMenuBar()->FindItemForId(id))
 739     {
 740       ProcessCommand(id);
 741       return TRUE;
 742     }
 743     else
 744       return FALSE;
 745   }
 746   else
 747     return FALSE;
 748 }
 749
 750 void wxFrame::MSWOnMenuHighlight(WXWORD nItem, WXWORD nFlags, WXHMENU hSysMenu)
 751 {
 752   if (nFlags == 0xFFFF && hSysMenu == 0)
 753   {
 754     wxMenuEvent event(wxEVT_MENU_HIGHLIGHT, -1);
 755     event.SetEventObject( this );
 756     GetEventHandler()->ProcessEvent(event);
 757   }
 758   else if (nFlags != MF_SEPARATOR)
 759   {
 760     wxMenuEvent event(wxEVT_MENU_HIGHLIGHT, nItem);
 761     event.SetEventObject( this );
 762     GetEventHandler()->ProcessEvent(event);
 763   }
 764 }
 765
 766 bool wxFrame::MSWProcessMessage(WXMSG* pMsg)
 767 {
 768   return FALSE;
 769 }
 770
 771 bool wxFrame::MSWTranslateMessage(WXMSG* pMsg)
 772 {
 773   if (m_acceleratorTable.Ok() &&
 774           ::TranslateAccelerator((HWND) GetHWND(), (HACCEL) m_acceleratorTable.GetHACCEL(), (MSG *)pMsg))
 775     return TRUE;
 776
 777   return FALSE;
 778 }
 779
 780 // Default resizing behaviour - if only ONE subwindow,
 781 // resize to client rectangle size
 782 void wxFrame::OnSize(wxSizeEvent& event)
 783 {
 784   // if we're using constraints - do use them
 785   #if USE_CONSTRAINTS
 786     if ( GetAutoLayout() ) {
 787       Layout();
 788       return;
 789     }
 790   #endif
 791
 792   // do we have _exactly_ one child?
 793   wxWindow *child = NULL;
 794   for ( wxNode *node = GetChildren()->First(); node; node = node->Next() )
 795   {
 796     wxWindow *win = (wxWindow *)node->Data();
 797     if ( !win->IsKindOf(CLASSINFO(wxFrame))  &&
 798          !win->IsKindOf(CLASSINFO(wxDialog)) &&
 799          (win != GetStatusBar()) &&
 800          (win != GetToolBar()) )
 801     {
 802       if ( child )
 803         return;     // it's our second subwindow - nothing to do
 804       child = win;
 805     }
 806   }
 807
 808   if ( child ) {
 809     // we have exactly one child - set it's size to fill the whole frame
 810     int clientW, clientH;
 811     GetClientSize(&clientW, &clientH);
 812
 813     int x = 0;
 814     int y = 0;
 815
 816     child->SetSize(x, y, clientW, clientH);
 817   }
 818 }
 819
 820 // Default activation behaviour - set the focus for the first child
 821 // subwindow found.
 822 void wxFrame::OnActivate(wxActivateEvent& event)
 823 {
 824   for(wxNode *node = GetChildren()->First(); node; node = node->Next())
 825   {
 826     // Find a child that's a subwindow, but not a dialog box.
 827     wxWindow *child = (wxWindow *)node->Data();
 828     if (!child->IsKindOf(CLASSINFO(wxFrame)) &&
 829          !child->IsKindOf(CLASSINFO(wxDialog)))
 830     {
 831 #if WXDEBUG > 1
 832       wxDebugMsg("wxFrame::OnActivate: about to set the child's focus.\n");
 833 #endif
 834       child->SetFocus();
 835       return;
 836     }
 837   }
 838 }
 839
 840 // The default implementation for the close window event - calls
 841 // OnClose for backward compatibility.
 842
 843 void wxFrame::OnCloseWindow(wxCloseEvent& event)
 844 {
 845     // Compatibility
 846     if ( GetEventHandler()->OnClose() || event.GetForce())
 847     {
 848         this->Destroy();
 849     }
 850 }
 851
 852 bool wxFrame::OnClose(void)
 853 {
 854     return TRUE;
 855 }
 856
 857 // Destroy the window (delayed, if a managed window)
 858 bool wxFrame::Destroy(void)
 859 {
 860   if (!wxPendingDelete.Member(this))
 861     wxPendingDelete.Append(this);
 862   return TRUE;
 863 }
 864
 865 // Default menu selection behaviour - display a help string
 866 void wxFrame::OnMenuHighlight(wxMenuEvent& event)
 867 {
 868   if (GetStatusBar())
 869   {
 870     if (event.GetMenuId() == -1)
 871       SetStatusText("");
 872     else
 873     {
 874       wxMenuBar *menuBar = GetMenuBar();
 875       if (menuBar)
 876       {
 877         wxString helpString(menuBar->GetHelpString(event.GetMenuId()));
 878         if (helpString != "")
 879           SetStatusText(helpString);
 880       }
 881     }
 882   }
 883 }
 884
 885 wxMenuBar *wxFrame::GetMenuBar(void) const
 886 {
 887   return m_frameMenuBar;
 888 }
 889
 890 void wxFrame::Centre(int direction)
 891 {
 892   int display_width, display_height, width, height, x, y;
 893   wxDisplaySize(&display_width, &display_height);
 894
 895   GetSize(&width, &height);
 896   GetPosition(&x, &y);
 897
 898   if (direction & wxHORIZONTAL)
 899     x = (int)((display_width - width)/2);
 900   if (direction & wxVERTICAL)
 901     y = (int)((display_height - height)/2);
 902
 903   SetSize(x, y, width, height);
 904 }
 905
 906 // Call this to simulate a menu command
 907 void wxFrame::Command(int id)
 908 {
 909   ProcessCommand(id);
 910 }
 911
 912 void wxFrame::ProcessCommand(int id)
 913 {
 914   wxCommandEvent commandEvent(wxEVENT_TYPE_MENU_COMMAND, id);
 915   commandEvent.SetInt( id );
 916   commandEvent.SetEventObject( this );
 917
 918   wxMenuBar *bar = GetMenuBar() ;
 919   if (!bar)
 920     return;
 921
 922   wxMenuItem *item = bar->FindItemForId(id) ;
 923   if (item && item->IsCheckable())
 924   {
 925     bar->Check(id,!bar->Checked(id)) ;
 926   }
 927   GetEventHandler()->ProcessEvent(commandEvent);
 928 }
 929
 930 // Checks if there is a toolbar, and returns the first free client position
 931 wxPoint wxFrame::GetClientAreaOrigin() const
 932 {
 933     wxPoint pt(0, 0);
 934     if (GetToolBar())
 935     {
 936         int w, h;
 937         GetToolBar()->GetSize(& w, & h);
 938
 939         if (GetToolBar()->GetWindowStyleFlag() & wxTB_VERTICAL)
 940         {
 941             pt.x += w;
 942         }
 943         else
 944         {
 945             pt.y += h;
 946         }
 947     }
 948     return pt;
 949 }
 950
 951 wxToolBar* wxFrame::CreateToolBar(long style, wxWindowID id, const wxString& name)
 952 {
 953     wxCHECK_MSG( m_frameToolBar == NULL, FALSE,
 954                "recreating toolbar in wxFrame" );
 955
 956     wxToolBar* toolBar = OnCreateToolBar(style, id, name);
 957     if (toolBar)
 958     {
 959         SetToolBar(toolBar);
 960         PositionToolBar();
 961         return toolBar;
 962     }
 963     else
 964     {
 965         return NULL;
 966     }
 967 }
 968
 969 wxToolBar* wxFrame::OnCreateToolBar(long style, wxWindowID id, const wxString& name)
 970 {
 971     return new wxToolBar(this, id, wxDefaultPosition, wxDefaultSize, style, name);
 972 }
 973
 974 void wxFrame::PositionToolBar(void)
 975 {
 976     int cw, ch;
 977
 978     RECT rect;
 979     ::GetClientRect((HWND) GetHWND(), &rect);
 980
 981     if ( GetStatusBar() )
 982     {
 983       int statusX, statusY;
 984       GetStatusBar()->GetClientSize(&statusX, &statusY);
 985       rect.bottom -= statusY;
 986     }
 987
 988     if (GetToolBar())
 989     {
 990         int tw, th;
 991         GetToolBar()->GetSize(& tw, & th);
 992
 993         if (GetToolBar()->GetWindowStyleFlag() & wxTB_VERTICAL)
 994         {
 995             // Use the 'real' MSW position
 996             GetToolBar()->SetSize(0, 0, tw, rect.bottom, wxSIZE_NO_ADJUSTMENTS);
 997         }
 998         else
 999         {
1000             // Use the 'real' MSW position
1001             GetToolBar()->SetSize(0, 0, rect.right, th, wxSIZE_NO_ADJUSTMENTS);
1002         }
1003     }
1004 }
1005