src/msw/frame.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/msw/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
   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 #include "wx/frame.h"
  28
  29 #ifndef WX_PRECOMP
  30     #include "wx/msw/wrapcctl.h" // include <commctrl.h> "properly"
  31     #include "wx/app.h"
  32     #include "wx/menu.h"
  33     #include "wx/utils.h"
  34     #include "wx/dialog.h"
  35     #include "wx/settings.h"
  36     #include "wx/dcclient.h"
  37     #include "wx/mdi.h"
  38     #include "wx/panel.h"
  39     #include "wx/log.h"
  40     #include "wx/toolbar.h"
  41     #include "wx/statusbr.h"
  42     #include "wx/menuitem.h"
  43 #endif // WX_PRECOMP
  44
  45 #include "wx/msw/private.h"
  46
  47 #if defined(__POCKETPC__) || defined(__SMARTPHONE__)
  48     #include <ole2.h>
  49     #include <aygshell.h>
  50     #include "wx/msw/winundef.h"
  51 #endif
  52
  53 #ifdef __WXUNIVERSAL__
  54     #include "wx/univ/theme.h"
  55     #include "wx/univ/colschem.h"
  56 #endif // __WXUNIVERSAL__
  57
  58 // ----------------------------------------------------------------------------
  59 // globals
  60 // ----------------------------------------------------------------------------
  61
  62 #if wxUSE_MENUS_NATIVE
  63     extern wxMenu *wxCurrentPopupMenu;
  64 #endif // wxUSE_MENUS_NATIVE
  65
  66 // ----------------------------------------------------------------------------
  67 // event tables
  68 // ----------------------------------------------------------------------------
  69
  70 BEGIN_EVENT_TABLE(wxFrame, wxFrameBase)
  71     EVT_SYS_COLOUR_CHANGED(wxFrame::OnSysColourChanged)
  72 END_EVENT_TABLE()
  73
  74 #if wxUSE_EXTENDED_RTTI
  75 WX_DEFINE_FLAGS( wxFrameStyle )
  76
  77 wxBEGIN_FLAGS( wxFrameStyle )
  78     // new style border flags, we put them first to
  79     // use them for streaming out
  80     wxFLAGS_MEMBER(wxBORDER_SIMPLE)
  81     wxFLAGS_MEMBER(wxBORDER_SUNKEN)
  82     wxFLAGS_MEMBER(wxBORDER_DOUBLE)
  83     wxFLAGS_MEMBER(wxBORDER_RAISED)
  84     wxFLAGS_MEMBER(wxBORDER_STATIC)
  85     wxFLAGS_MEMBER(wxBORDER_NONE)
  86
  87     // old style border flags
  88     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
  89     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
  90     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
  91     wxFLAGS_MEMBER(wxRAISED_BORDER)
  92     wxFLAGS_MEMBER(wxSTATIC_BORDER)
  93     wxFLAGS_MEMBER(wxBORDER)
  94
  95     // standard window styles
  96     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
  97     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
  98     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
  99     wxFLAGS_MEMBER(wxWANTS_CHARS)
 100     wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
 101     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
 102     wxFLAGS_MEMBER(wxVSCROLL)
 103     wxFLAGS_MEMBER(wxHSCROLL)
 104
 105     // frame styles
 106     wxFLAGS_MEMBER(wxSTAY_ON_TOP)
 107     wxFLAGS_MEMBER(wxCAPTION)
 108 #if WXWIN_COMPATIBILITY_2_6
 109     wxFLAGS_MEMBER(wxTHICK_FRAME)
 110 #endif // WXWIN_COMPATIBILITY_2_6
 111     wxFLAGS_MEMBER(wxSYSTEM_MENU)
 112     wxFLAGS_MEMBER(wxRESIZE_BORDER)
 113 #if WXWIN_COMPATIBILITY_2_6
 114     wxFLAGS_MEMBER(wxRESIZE_BOX)
 115 #endif // WXWIN_COMPATIBILITY_2_6
 116     wxFLAGS_MEMBER(wxCLOSE_BOX)
 117     wxFLAGS_MEMBER(wxMAXIMIZE_BOX)
 118     wxFLAGS_MEMBER(wxMINIMIZE_BOX)
 119
 120     wxFLAGS_MEMBER(wxFRAME_TOOL_WINDOW)
 121     wxFLAGS_MEMBER(wxFRAME_FLOAT_ON_PARENT)
 122
 123     wxFLAGS_MEMBER(wxFRAME_SHAPED)
 124
 125 wxEND_FLAGS( wxFrameStyle )
 126
 127 IMPLEMENT_DYNAMIC_CLASS_XTI(wxFrame, wxTopLevelWindow,"wx/frame.h")
 128
 129 wxBEGIN_PROPERTIES_TABLE(wxFrame)
 130     wxEVENT_PROPERTY( Menu , wxEVT_COMMAND_MENU_SELECTED , wxCommandEvent)
 131
 132     wxPROPERTY( Title,wxString, SetTitle, GetTitle, wxString() , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 133     wxPROPERTY_FLAGS( WindowStyle , wxFrameStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
 134     wxPROPERTY( MenuBar , wxMenuBar * , SetMenuBar , GetMenuBar , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 135 wxEND_PROPERTIES_TABLE()
 136
 137 wxBEGIN_HANDLERS_TABLE(wxFrame)
 138 wxEND_HANDLERS_TABLE()
 139
 140 wxCONSTRUCTOR_6( wxFrame , wxWindow* , Parent , wxWindowID , Id , wxString , Title , wxPoint , Position , wxSize , Size , long , WindowStyle)
 141
 142 #else
 143 IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxTopLevelWindow)
 144 #endif
 145
 146 // ============================================================================
 147 // implementation
 148 // ============================================================================
 149
 150 // ----------------------------------------------------------------------------
 151 // static class members
 152 // ----------------------------------------------------------------------------
 153
 154 #if wxUSE_STATUSBAR
 155     #if wxUSE_NATIVE_STATUSBAR
 156         bool wxFrame::m_useNativeStatusBar = true;
 157     #else
 158         bool wxFrame::m_useNativeStatusBar = false;
 159     #endif
 160 #endif // wxUSE_NATIVE_STATUSBAR
 161
 162 // ----------------------------------------------------------------------------
 163 // creation/destruction
 164 // ----------------------------------------------------------------------------
 165
 166 void wxFrame::Init()
 167 {
 168 #if wxUSE_MENUS
 169     m_hMenu = NULL;
 170 #endif // wxUSE_MENUS
 171
 172 #if wxUSE_TOOLTIPS
 173     m_hwndToolTip = 0;
 174 #endif
 175
 176     m_wasMinimized = false;
 177 }
 178
 179 bool wxFrame::Create(wxWindow *parent,
 180                      wxWindowID id,
 181                      const wxString& title,
 182                      const wxPoint& pos,
 183                      const wxSize& size,
 184                      long style,
 185                      const wxString& name)
 186 {
 187     if ( !wxTopLevelWindow::Create(parent, id, title, pos, size, style, name) )
 188         return false;
 189
 190     SetOwnBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
 191
 192 #if defined(__SMARTPHONE__)
 193     SetLeftMenu(wxID_EXIT, _("Done"));
 194 #endif
 195
 196 #if wxUSE_ACCEL && defined(__POCKETPC__)
 197     // The guidelines state that Ctrl+Q should quit the app.
 198     // Let's define an accelerator table to send wxID_EXIT.
 199     wxAcceleratorEntry entries[1];
 200     entries[0].Set(wxACCEL_CTRL,   'Q',         wxID_EXIT);
 201     wxAcceleratorTable accel(1, entries);
 202     SetAcceleratorTable(accel);
 203 #endif // wxUSE_ACCEL && __POCKETPC__
 204
 205     return true;
 206 }
 207
 208 wxFrame::~wxFrame()
 209 {
 210     m_isBeingDeleted = true;
 211     DeleteAllBars();
 212 }
 213
 214 // ----------------------------------------------------------------------------
 215 // wxFrame client size calculations
 216 // ----------------------------------------------------------------------------
 217
 218 void wxFrame::DoSetClientSize(int width, int height)
 219 {
 220     // leave enough space for the status bar if we have (and show) it
 221 #if wxUSE_STATUSBAR
 222     wxStatusBar *statbar = GetStatusBar();
 223     if ( statbar && statbar->IsShown() )
 224     {
 225         height += statbar->GetSize().y;
 226     }
 227 #endif // wxUSE_STATUSBAR
 228
 229     // call GetClientAreaOrigin() to take the toolbar into account
 230     wxPoint pt = GetClientAreaOrigin();
 231     width += pt.x;
 232     height += pt.y;
 233
 234     wxTopLevelWindow::DoSetClientSize(width, height);
 235 }
 236
 237 // Get size *available for subwindows* i.e. excluding menu bar, toolbar etc.
 238 void wxFrame::DoGetClientSize(int *x, int *y) const
 239 {
 240     wxTopLevelWindow::DoGetClientSize(x, y);
 241
 242     // account for the possible toolbar
 243     wxPoint pt = GetClientAreaOrigin();
 244     if ( x )
 245         *x -= pt.x;
 246
 247     if ( y )
 248         *y -= pt.y;
 249
 250 #if wxUSE_STATUSBAR
 251     // adjust client area height to take the status bar into account
 252     if ( y )
 253     {
 254         wxStatusBar *statbar = GetStatusBar();
 255         if ( statbar && statbar->IsShown() )
 256         {
 257             *y -= statbar->GetClientSize().y;
 258         }
 259     }
 260 #endif // wxUSE_STATUSBAR
 261 }
 262
 263 // ----------------------------------------------------------------------------
 264 // wxFrame: various geometry-related functions
 265 // ----------------------------------------------------------------------------
 266
 267 void wxFrame::Raise()
 268 {
 269     ::SetForegroundWindow(GetHwnd());
 270 }
 271
 272 // generate an artificial resize event
 273 void wxFrame::SendSizeEvent()
 274 {
 275     if ( !m_iconized )
 276     {
 277         RECT r = wxGetWindowRect(GetHwnd());
 278
 279         (void)::PostMessage(GetHwnd(), WM_SIZE,
 280                             IsMaximized() ? SIZE_MAXIMIZED : SIZE_RESTORED,
 281                             MAKELPARAM(r.right - r.left, r.bottom - r.top));
 282     }
 283 }
 284
 285 #if wxUSE_STATUSBAR
 286 wxStatusBar *wxFrame::OnCreateStatusBar(int number,
 287                                         long style,
 288                                         wxWindowID id,
 289                                         const wxString& name)
 290 {
 291     wxStatusBar *statusBar wxDUMMY_INITIALIZE(NULL);
 292
 293 #if wxUSE_NATIVE_STATUSBAR
 294     if ( !UsesNativeStatusBar() )
 295     {
 296         statusBar = (wxStatusBar *)new wxStatusBarGeneric(this, id, style);
 297     }
 298     else
 299 #endif
 300     {
 301         statusBar = new wxStatusBar(this, id, style, name);
 302     }
 303
 304     statusBar->SetFieldsCount(number);
 305
 306     return statusBar;
 307 }
 308
 309 void wxFrame::PositionStatusBar()
 310 {
 311     if ( !m_frameStatusBar || !m_frameStatusBar->IsShown() )
 312         return;
 313
 314     int w, h;
 315     GetClientSize(&w, &h);
 316     int sw, sh;
 317     m_frameStatusBar->GetSize(&sw, &sh);
 318
 319     // Since we wish the status bar to be directly under the client area,
 320     // we use the adjusted sizes without using wxSIZE_NO_ADJUSTMENTS.
 321     m_frameStatusBar->SetSize(0, h, w, sh);
 322 }
 323 #endif // wxUSE_STATUSBAR
 324
 325 #if wxUSE_MENUS_NATIVE
 326
 327 void wxFrame::AttachMenuBar(wxMenuBar *menubar)
 328 {
 329 #if defined(__SMARTPHONE__) && defined(__WXWINCE__)
 330
 331     wxMenu *autoMenu = NULL;
 332
 333     if( menubar->GetMenuCount() == 1 )
 334     {
 335         autoMenu = wxTopLevelWindowMSW::ButtonMenu::DuplicateMenu(menubar->GetMenu(0));
 336         SetRightMenu(wxID_ANY, menubar->GetLabelTop(0), autoMenu);
 337     }
 338     else
 339     {
 340         autoMenu = new wxMenu;
 341
 342         for( size_t n = 0; n < menubar->GetMenuCount(); n++ )
 343         {
 344             wxMenu *item = menubar->GetMenu(n);
 345             wxString label = menubar->GetLabelTop(n);
 346             wxMenu *new_item = wxTopLevelWindowMSW::ButtonMenu::DuplicateMenu(item);
 347             autoMenu->Append(wxID_ANY, label, new_item);
 348         }
 349
 350         SetRightMenu(wxID_ANY, _("Menu"), autoMenu);
 351     }
 352
 353 #elif defined(WINCE_WITHOUT_COMMANDBAR)
 354     if (!GetToolBar())
 355     {
 356         wxToolMenuBar* toolBar = new wxToolMenuBar(this, wxID_ANY,
 357                          wxDefaultPosition, wxDefaultSize,
 358                          wxBORDER_NONE | wxTB_HORIZONTAL,
 359                          wxToolBarNameStr, menubar);
 360         SetToolBar(toolBar);
 361         menubar->SetToolBar(toolBar);
 362     }
 363     // Now adjust size for menu bar
 364     int menuHeight = 26;
 365
 366     //When the main window is created using CW_USEDEFAULT the height of the
 367     // is created is not taken into account). So we resize the window after
 368     // if a menubar is present
 369     {
 370         RECT rc;
 371         ::GetWindowRect((HWND) GetHWND(), &rc);
 372         // adjust for menu / titlebar height
 373         rc.bottom -= (2*menuHeight-1);
 374
 375         ::MoveWindow((HWND) GetHWND(), rc.left, rc.top, rc.right, rc.bottom, FALSE);
 376     }
 377 #endif
 378
 379     wxFrameBase::AttachMenuBar(menubar);
 380
 381     if ( !menubar )
 382     {
 383         // actually remove the menu from the frame
 384         m_hMenu = (WXHMENU)0;
 385         InternalSetMenuBar();
 386     }
 387     else // set new non NULL menu bar
 388     {
 389 #if !defined(__WXWINCE__) || defined(WINCE_WITH_COMMANDBAR)
 390         // Can set a menubar several times.
 391         if ( menubar->GetHMenu() )
 392         {
 393             m_hMenu = menubar->GetHMenu();
 394         }
 395         else // no HMENU yet
 396         {
 397             m_hMenu = menubar->Create();
 398
 399             if ( !m_hMenu )
 400             {
 401                 wxFAIL_MSG( _T("failed to create menu bar") );
 402                 return;
 403             }
 404         }
 405 #endif
 406         InternalSetMenuBar();
 407     }
 408 }
 409
 410 void wxFrame::InternalSetMenuBar()
 411 {
 412 #if defined(__WXMICROWIN__) || defined(__WXWINCE__)
 413     // Nothing
 414 #else
 415     if ( !::SetMenu(GetHwnd(), (HMENU)m_hMenu) )
 416     {
 417         wxLogLastError(wxT("SetMenu"));
 418     }
 419 #endif
 420 }
 421
 422 #endif // wxUSE_MENUS_NATIVE
 423
 424 // Responds to colour changes, and passes event on to children.
 425 void wxFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
 426 {
 427     SetOwnBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
 428     Refresh();
 429
 430 #if wxUSE_STATUSBAR
 431     if ( m_frameStatusBar )
 432     {
 433         wxSysColourChangedEvent event2;
 434         event2.SetEventObject( m_frameStatusBar );
 435         m_frameStatusBar->GetEventHandler()->ProcessEvent(event2);
 436     }
 437 #endif // wxUSE_STATUSBAR
 438
 439     // Propagate the event to the non-top-level children
 440     wxWindow::OnSysColourChanged(event);
 441 }
 442
 443 // Pass true to show full screen, false to restore.
 444 bool wxFrame::ShowFullScreen(bool show, long style)
 445 {
 446     // TODO-CE: add support for CE
 447 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 448     if ( IsFullScreen() == show )
 449         return false;
 450
 451     if (show)
 452     {
 453         // zap the toolbar, menubar, and statusbar if needed
 454         //
 455         // TODO: hide commandbar for WINCE_WITH_COMMANDBAR
 456 #if wxUSE_TOOLBAR
 457         wxToolBar *theToolBar = GetToolBar();
 458
 459         if ((style & wxFULLSCREEN_NOTOOLBAR) && theToolBar)
 460         {
 461             if ( theToolBar->IsShown() )
 462             {
 463                 theToolBar->SetSize(wxDefaultCoord,0);
 464                 theToolBar->Show(false);
 465             }
 466             else // prevent it from being restored later
 467             {
 468                 style &= ~wxFULLSCREEN_NOTOOLBAR;
 469             }
 470         }
 471 #endif // wxUSE_TOOLBAR
 472
 473         if (style & wxFULLSCREEN_NOMENUBAR)
 474             SetMenu((HWND)GetHWND(), (HMENU) NULL);
 475
 476 #if wxUSE_STATUSBAR
 477         wxStatusBar *theStatusBar = GetStatusBar();
 478
 479         // Save the number of fields in the statusbar
 480         if ((style & wxFULLSCREEN_NOSTATUSBAR) && theStatusBar)
 481         {
 482             if ( theStatusBar->IsShown() )
 483                 theStatusBar->Show(false);
 484             else
 485                 style &= ~wxFULLSCREEN_NOSTATUSBAR;
 486         }
 487 #endif // wxUSE_STATUSBAR
 488     }
 489     else // restore to normal
 490     {
 491         // restore the toolbar, menubar, and statusbar if we had hid them
 492 #if wxUSE_TOOLBAR
 493         wxToolBar *theToolBar = GetToolBar();
 494
 495         if ((m_fsStyle & wxFULLSCREEN_NOTOOLBAR) && theToolBar)
 496         {
 497             theToolBar->Show(true);
 498         }
 499 #endif // wxUSE_TOOLBAR
 500
 501         if (m_fsStyle & wxFULLSCREEN_NOMENUBAR)
 502         {
 503             WXHMENU menu = m_hMenu;
 504
 505 #if wxUSE_MDI_ARCHITECTURE
 506             wxMDIParentFrame *frame = wxDynamicCast(this, wxMDIParentFrame);
 507             if (frame)
 508             {
 509                 wxMDIChildFrame *child = frame->GetActiveChild();
 510                 if (child)
 511                 {
 512                     menu = child->GetWinMenu();
 513                 }
 514             }
 515 #endif // wxUSE_MDI_ARCHITECTURE
 516
 517             if (menu)
 518             {
 519                 ::SetMenu(GetHwnd(), (HMENU)menu);
 520             }
 521         }
 522
 523 #if wxUSE_STATUSBAR
 524         wxStatusBar *theStatusBar = GetStatusBar();
 525
 526         if ((m_fsStyle & wxFULLSCREEN_NOSTATUSBAR) && theStatusBar)
 527         {
 528             theStatusBar->Show(true);
 529             PositionStatusBar();
 530         }
 531 #endif // wxUSE_STATUSBAR
 532     }
 533 #endif // !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 534
 535     return wxFrameBase::ShowFullScreen(show, style);
 536 }
 537
 538 // ----------------------------------------------------------------------------
 539 // tool/status bar stuff
 540 // ----------------------------------------------------------------------------
 541
 542 #if wxUSE_TOOLBAR
 543
 544 wxToolBar* wxFrame::CreateToolBar(long style, wxWindowID id, const wxString& name)
 545 {
 546 #if defined(WINCE_WITHOUT_COMMANDBAR)
 547     // We may already have a toolbar from calling SetMenuBar.
 548     if (GetToolBar())
 549         return GetToolBar();
 550 #endif
 551     if ( wxFrameBase::CreateToolBar(style, id, name) )
 552     {
 553         PositionToolBar();
 554     }
 555
 556     return m_frameToolBar;
 557 }
 558
 559 void wxFrame::PositionToolBar()
 560 {
 561     wxToolBar *toolbar = GetToolBar();
 562     if ( toolbar && toolbar->IsShown() )
 563     {
 564 #if defined(WINCE_WITHOUT_COMMANDBAR)
 565         // We want to do something different in WinCE, because
 566         // the toolbar should be associated with the commandbar,
 567         // and not an independent window.
 568         // TODO
 569 #else
 570         // don't call our (or even wxTopLevelWindow) version because we want
 571         // the real (full) client area size, not excluding the tool/status bar
 572         int width, height;
 573         wxWindow::DoGetClientSize(&width, &height);
 574
 575 #if wxUSE_STATUSBAR
 576         wxStatusBar *statbar = GetStatusBar();
 577         if ( statbar && statbar->IsShown() )
 578         {
 579             height -= statbar->GetClientSize().y;
 580         }
 581 #endif // wxUSE_STATUSBAR
 582
 583         int x = 0;
 584         int y = 0;
 585 #if defined(WINCE_WITH_COMMANDBAR)
 586         // We're using a commandbar - so we have to allow for it.
 587         if (GetMenuBar() && GetMenuBar()->GetCommandBar())
 588         {
 589             RECT rect;
 590             ::GetWindowRect((HWND) GetMenuBar()->GetCommandBar(), &rect);
 591             y = rect.bottom - rect.top;
 592         }
 593 #endif
 594
 595         int tx, ty;
 596         int tw, th;
 597         toolbar->GetPosition(&tx, &ty);
 598         toolbar->GetSize(&tw, &th);
 599
 600         // Adjust
 601         if (ty < 0 && (-ty == th))
 602             ty = 0;
 603         if (tx < 0 && (-tx == tw))
 604             tx = 0;
 605
 606         int desiredW = tw;
 607         int desiredH = th;
 608
 609         if ( toolbar->GetWindowStyleFlag() & wxTB_VERTICAL )
 610         {
 611             desiredH = height;
 612         }
 613         else
 614         {
 615             desiredW = width;
 616 //            if ( toolbar->GetWindowStyleFlag() & wxTB_FLAT )
 617 //                desiredW -= 3;
 618         }
 619
 620         // use the 'real' MSW position here, don't offset relativly to the
 621         // client area origin
 622
 623         // Optimise such that we don't have to always resize the toolbar
 624         // when the frame changes, otherwise we'll get a lot of flicker.
 625         bool heightChanging wxDUMMY_INITIALIZE(true);
 626         bool widthChanging wxDUMMY_INITIALIZE(true);
 627
 628         if ( toolbar->GetWindowStyleFlag() & wxTB_VERTICAL )
 629         {
 630             // It's OK if the current height is greater than what can be shown.
 631             heightChanging = (desiredH > th) ;
 632             widthChanging = (desiredW != tw) ;
 633
 634             // The next time around, we may not have to set the size
 635             if (heightChanging)
 636                 desiredH = desiredH + 200;
 637         }
 638         else
 639         {
 640             // It's OK if the current width is greater than what can be shown.
 641             widthChanging = (desiredW > tw) ;
 642             heightChanging = (desiredH != th) ;
 643
 644             // The next time around, we may not have to set the size
 645             if (widthChanging)
 646                 desiredW = desiredW + 200;
 647         }
 648
 649         if (tx != 0 || ty != 0 || widthChanging || heightChanging)
 650             toolbar->SetSize(x, y, desiredW, desiredH, wxSIZE_NO_ADJUSTMENTS);
 651
 652 #endif // __WXWINCE__
 653     }
 654 }
 655
 656 #endif // wxUSE_TOOLBAR
 657
 658 // ----------------------------------------------------------------------------
 659 // frame state (iconized/maximized/...)
 660 // ----------------------------------------------------------------------------
 661
 662 // propagate our state change to all child frames: this allows us to emulate X
 663 // Windows behaviour where child frames float independently of the parent one
 664 // on the desktop, but are iconized/restored with it
 665 void wxFrame::IconizeChildFrames(bool bIconize)
 666 {
 667     m_iconized = bIconize;
 668
 669     for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
 670           node;
 671           node = node->GetNext() )
 672     {
 673         wxWindow *win = node->GetData();
 674
 675         // iconizing the frames with this style under Win95 shell puts them at
 676         // the bottom of the screen (as the MDI children) instead of making
 677         // them appear in the taskbar because they are, by virtue of this
 678         // style, not managed by the taskbar - instead leave Windows take care
 679         // of them
 680         if ( win->GetWindowStyle() & wxFRAME_TOOL_WINDOW )
 681             continue;
 682
 683         // the child MDI frames are a special case and should not be touched by
 684         // the parent frame - instead, they are managed by the user
 685         wxFrame *frame = wxDynamicCast(win, wxFrame);
 686         if ( frame
 687 #if wxUSE_MDI_ARCHITECTURE
 688                 && !frame->IsMDIChild()
 689 #endif // wxUSE_MDI_ARCHITECTURE
 690            )
 691         {
 692             // we don't want to restore the child frames which had been
 693             // iconized even before we were iconized, so save the child frame
 694             // status when iconizing the parent frame and check it when
 695             // restoring it
 696             if ( bIconize )
 697             {
 698                 frame->m_wasMinimized = frame->IsIconized();
 699             }
 700
 701             // note that we shouldn't touch the hidden frames neither because
 702             // iconizing/restoring them would show them as a side effect
 703             if ( !frame->m_wasMinimized && frame->IsShown() )
 704                 frame->Iconize(bIconize);
 705         }
 706     }
 707 }
 708
 709 WXHICON wxFrame::GetDefaultIcon() const
 710 {
 711     // we don't have any standard icons (any more)
 712     return (WXHICON)0;
 713 }
 714
 715 // ===========================================================================
 716 // message processing
 717 // ===========================================================================
 718
 719 // ---------------------------------------------------------------------------
 720 // preprocessing
 721 // ---------------------------------------------------------------------------
 722
 723 bool wxFrame::MSWDoTranslateMessage(wxFrame *frame, WXMSG *pMsg)
 724 {
 725     if ( wxWindow::MSWTranslateMessage(pMsg) )
 726         return true;
 727
 728 #if wxUSE_MENUS && wxUSE_ACCEL && !defined(__WXUNIVERSAL__)
 729     // try the menu bar accels
 730     wxMenuBar *menuBar = GetMenuBar();
 731     if ( menuBar )
 732     {
 733         const wxAcceleratorTable& acceleratorTable = menuBar->GetAccelTable();
 734         return acceleratorTable.Translate(frame, pMsg);
 735     }
 736 #endif // wxUSE_MENUS && wxUSE_ACCEL
 737
 738     return false;
 739 }
 740
 741 // ---------------------------------------------------------------------------
 742 // our private (non virtual) message handlers
 743 // ---------------------------------------------------------------------------
 744
 745 bool wxFrame::HandlePaint()
 746 {
 747     RECT rect;
 748     if ( ::GetUpdateRect(GetHwnd(), &rect, FALSE) )
 749     {
 750 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 751         if ( m_iconized )
 752         {
 753             const wxIcon& icon = GetIcon();
 754             HICON hIcon = icon.Ok() ? GetHiconOf(icon)
 755                                     : (HICON)GetDefaultIcon();
 756
 757             // Hold a pointer to the dc so long as the OnPaint() message
 758             // is being processed
 759             PAINTSTRUCT ps;
 760             HDC hdc = ::BeginPaint(GetHwnd(), &ps);
 761
 762             // Erase background before painting or we get white background
 763             MSWDefWindowProc(WM_ICONERASEBKGND, (WORD)(LONG)ps.hdc, 0L);
 764
 765             if ( hIcon )
 766             {
 767                 RECT rect;
 768                 ::GetClientRect(GetHwnd(), &rect);
 769
 770                 // FIXME: why hardcoded?
 771                 static const int icon_width = 32;
 772                 static const int icon_height = 32;
 773
 774                 int icon_x = (int)((rect.right - icon_width)/2);
 775                 int icon_y = (int)((rect.bottom - icon_height)/2);
 776
 777                 ::DrawIcon(hdc, icon_x, icon_y, hIcon);
 778             }
 779
 780             ::EndPaint(GetHwnd(), &ps);
 781
 782             return true;
 783         }
 784         else
 785  #endif
 786         {
 787             return wxWindow::HandlePaint();
 788         }
 789     }
 790     else
 791     {
 792         // nothing to paint - processed
 793         return true;
 794     }
 795 }
 796
 797 bool wxFrame::HandleSize(int WXUNUSED(x), int WXUNUSED(y), WXUINT id)
 798 {
 799 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 800     switch ( id )
 801     {
 802         case SIZE_RESTORED:
 803         case SIZE_MAXIMIZED:
 804             // only do it it if we were iconized before, otherwise resizing the
 805             // parent frame has a curious side effect of bringing it under it's
 806             // children
 807             if ( !m_iconized )
 808                 break;
 809
 810             // restore all child frames too
 811             IconizeChildFrames(false);
 812
 813             (void)SendIconizeEvent(false);
 814             break;
 815
 816         case SIZE_MINIMIZED:
 817             // iconize all child frames too
 818             IconizeChildFrames(true);
 819             break;
 820     }
 821 #else
 822     wxUnusedVar(id);
 823 #endif // !__WXWINCE__
 824
 825     if ( !m_iconized )
 826     {
 827 #if wxUSE_STATUSBAR
 828         PositionStatusBar();
 829 #endif // wxUSE_STATUSBAR
 830
 831 #if wxUSE_TOOLBAR
 832         PositionToolBar();
 833 #endif // wxUSE_TOOLBAR
 834
 835 #if defined(WINCE_WITH_COMMANDBAR)
 836         // Position the menu command bar
 837         if (GetMenuBar() && GetMenuBar()->GetCommandBar())
 838         {
 839             RECT rect;
 840             ::GetWindowRect((HWND) GetMenuBar()->GetCommandBar(), &rect);
 841             wxSize clientSz = GetClientSize();
 842
 843             if ( !::MoveWindow((HWND) GetMenuBar()->GetCommandBar(), 0, 0, clientSz.x, rect.bottom - rect.top, true ) )
 844             {
 845                 wxLogLastError(wxT("MoveWindow"));
 846             }
 847
 848         }
 849 #endif // WINCE_WITH_COMMANDBAR
 850     }
 851
 852     // call the base class version to generate the appropriate events
 853     return false;
 854 }
 855
 856 bool wxFrame::HandleCommand(WXWORD id, WXWORD cmd, WXHWND control)
 857 {
 858     if ( control )
 859     {
 860         // In case it's e.g. a toolbar.
 861         wxWindow *win = wxFindWinFromHandle(control);
 862         if ( win )
 863             return win->MSWCommand(cmd, id);
 864     }
 865
 866     // handle here commands from menus and accelerators
 867     if ( cmd == 0 || cmd == 1 )
 868     {
 869 #if wxUSE_MENUS_NATIVE
 870         if ( wxCurrentPopupMenu )
 871         {
 872             wxMenu *popupMenu = wxCurrentPopupMenu;
 873             wxCurrentPopupMenu = NULL;
 874
 875             return popupMenu->MSWCommand(cmd, id);
 876         }
 877 #endif // wxUSE_MENUS_NATIVE
 878
 879 #if defined(__SMARTPHONE__) && defined(__WXWINCE__)
 880         // handle here commands from Smartphone menu bar
 881         if ( wxTopLevelWindow::HandleCommand(id, cmd, control ) )
 882         {
 883             return true;
 884         }
 885 #endif // __SMARTPHONE__ && __WXWINCE__
 886
 887         if ( ProcessCommand(id) )
 888         {
 889             return true;
 890         }
 891     }
 892
 893     return false;
 894 }
 895
 896 bool wxFrame::HandleMenuSelect(WXWORD nItem, WXWORD flags, WXHMENU hMenu)
 897 {
 898     int item;
 899     if ( flags == 0xFFFF && hMenu == 0 )
 900     {
 901         // menu was removed from screen
 902         item = -1;
 903     }
 904 #ifndef __WXMICROWIN__
 905     else if ( !(flags & MF_POPUP) && !(flags & MF_SEPARATOR) )
 906     {
 907         item = nItem;
 908     }
 909 #endif
 910     else
 911     {
 912         // don't give hints for separators (doesn't make sense) nor for the
 913         // items opening popup menus (they don't have them anyhow) but do clear
 914         // the status line - otherwise, we would be left with the help message
 915         // for the previous item which doesn't apply any more
 916         DoGiveHelp(wxEmptyString, false);
 917
 918         return false;
 919     }
 920
 921     wxMenuEvent event(wxEVT_MENU_HIGHLIGHT, item);
 922     event.SetEventObject(this);
 923
 924     return GetEventHandler()->ProcessEvent(event);
 925 }
 926
 927 bool wxFrame::HandleMenuLoop(const wxEventType& evtType, WXWORD isPopup)
 928 {
 929     // we don't have the menu id here, so we use the id to specify if the event
 930     // was from a popup menu or a normal one
 931     wxMenuEvent event(evtType, isPopup ? -1 : 0);
 932     event.SetEventObject(this);
 933
 934     return GetEventHandler()->ProcessEvent(event);
 935 }
 936
 937 // ---------------------------------------------------------------------------
 938 // the window proc for wxFrame
 939 // ---------------------------------------------------------------------------
 940
 941 WXLRESULT wxFrame::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
 942 {
 943     WXLRESULT rc = 0;
 944     bool processed = false;
 945
 946     switch ( message )
 947     {
 948         case WM_CLOSE:
 949             // if we can't close, tell the system that we processed the
 950             // message - otherwise it would close us
 951             processed = !Close();
 952             break;
 953
 954         case WM_SIZE:
 955             processed = HandleSize(LOWORD(lParam), HIWORD(lParam), wParam);
 956             break;
 957
 958         case WM_COMMAND:
 959             {
 960                 WORD id, cmd;
 961                 WXHWND hwnd;
 962                 UnpackCommand((WXWPARAM)wParam, (WXLPARAM)lParam,
 963                               &id, &hwnd, &cmd);
 964
 965                 processed = HandleCommand(id, cmd, (WXHWND)hwnd);
 966             }
 967             break;
 968
 969         case WM_PAINT:
 970             processed = HandlePaint();
 971             break;
 972
 973         case WM_INITMENUPOPUP:
 974             processed = HandleInitMenuPopup((WXHMENU) wParam);
 975             break;
 976
 977 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 978         case WM_MENUSELECT:
 979             {
 980                 WXWORD item, flags;
 981                 WXHMENU hmenu;
 982                 UnpackMenuSelect(wParam, lParam, &item, &flags, &hmenu);
 983
 984                 processed = HandleMenuSelect(item, flags, hmenu);
 985             }
 986             break;
 987
 988         case WM_EXITMENULOOP:
 989             processed = HandleMenuLoop(wxEVT_MENU_CLOSE, (WXWORD)wParam);
 990             break;
 991
 992         case WM_QUERYDRAGICON:
 993             {
 994                 const wxIcon& icon = GetIcon();
 995                 HICON hIcon = icon.Ok() ? GetHiconOf(icon)
 996                                         : (HICON)GetDefaultIcon();
 997                 rc = (long)hIcon;
 998                 processed = rc != 0;
 999             }
1000             break;
1001 #endif // !__WXMICROWIN__
1002     }
1003
1004     if ( !processed )
1005         rc = wxFrameBase::MSWWindowProc(message, wParam, lParam);
1006
1007     return rc;
1008 }
1009
1010 // handle WM_INITMENUPOPUP message
1011 bool wxFrame::HandleInitMenuPopup(WXHMENU hMenu)
1012 {
1013     wxMenu* menu = NULL;
1014     if (GetMenuBar())
1015     {
1016         int nCount = GetMenuBar()->GetMenuCount();
1017         for (int n = 0; n < nCount; n++)
1018         {
1019             if (GetMenuBar()->GetMenu(n)->GetHMenu() == hMenu)
1020             {
1021                 menu = GetMenuBar()->GetMenu(n);
1022                 break;
1023             }
1024         }
1025     }
1026
1027     wxMenuEvent event(wxEVT_MENU_OPEN, 0, menu);
1028     event.SetEventObject(this);
1029
1030     return GetEventHandler()->ProcessEvent(event);
1031 }
1032
1033 // ----------------------------------------------------------------------------
1034 // wxFrame size management: we exclude the areas taken by menu/status/toolbars
1035 // from the client area, so the client area is what's really available for the
1036 // frame contents
1037 // ----------------------------------------------------------------------------
1038
1039 // get the origin of the client area in the client coordinates
1040 wxPoint wxFrame::GetClientAreaOrigin() const
1041 {
1042     wxPoint pt = wxTopLevelWindow::GetClientAreaOrigin();
1043
1044 #if wxUSE_TOOLBAR && !defined(__WXUNIVERSAL__) && \
1045   (!defined(__WXWINCE__) || (_WIN32_WCE >= 400 && !defined(__POCKETPC__) && !defined(__SMARTPHONE__)))
1046     wxToolBar *toolbar = GetToolBar();
1047     if ( toolbar && toolbar->IsShown() )
1048     {
1049         int w, h;
1050         toolbar->GetSize(&w, &h);
1051
1052         if ( toolbar->GetWindowStyleFlag() & wxTB_VERTICAL )
1053         {
1054             pt.x += w;
1055         }
1056         else
1057         {
1058             pt.y += h;
1059         }
1060     }
1061 #endif // wxUSE_TOOLBAR
1062
1063 #if defined(WINCE_WITH_COMMANDBAR)
1064     if (GetMenuBar() && GetMenuBar()->GetCommandBar())
1065     {
1066         RECT rect;
1067         ::GetWindowRect((HWND) GetMenuBar()->GetCommandBar(), &rect);
1068         pt.y += (rect.bottom - rect.top);
1069     }
1070 #endif
1071
1072     return pt;
1073 }