src/msw/frame.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        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 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  21     #pragma implementation "frame.h"
  22 #endif
  23
  24 // For compilers that support precompilation, includes "wx.h".
  25 #include "wx/wxprec.h"
  26
  27 #ifdef __BORLANDC__
  28     #pragma hdrstop
  29 #endif
  30
  31 #ifndef WX_PRECOMP
  32     #include "wx/frame.h"
  33     #include "wx/app.h"
  34     #include "wx/menu.h"
  35     #include "wx/utils.h"
  36     #include "wx/dialog.h"
  37     #include "wx/settings.h"
  38     #include "wx/dcclient.h"
  39     #include "wx/mdi.h"
  40     #include "wx/panel.h"
  41 #endif // WX_PRECOMP
  42
  43 #include "wx/msw/private.h"
  44
  45 #ifdef __WXWINCE__
  46 #include <commctrl.h>
  47 #endif
  48
  49 #if wxUSE_STATUSBAR
  50     #include "wx/statusbr.h"
  51     #include "wx/generic/statusbr.h"
  52 #endif // wxUSE_STATUSBAR
  53
  54 #if wxUSE_TOOLBAR
  55     #include "wx/toolbar.h"
  56 #endif // wxUSE_TOOLBAR
  57
  58 #include "wx/menuitem.h"
  59 #include "wx/log.h"
  60
  61 #ifdef __WXUNIVERSAL__
  62     #include "wx/univ/theme.h"
  63     #include "wx/univ/colschem.h"
  64 #endif // __WXUNIVERSAL__
  65
  66 // ----------------------------------------------------------------------------
  67 // globals
  68 // ----------------------------------------------------------------------------
  69
  70 #if wxUSE_MENUS_NATIVE
  71     extern wxMenu *wxCurrentPopupMenu;
  72 #endif // wxUSE_MENUS_NATIVE
  73
  74 // ----------------------------------------------------------------------------
  75 // event tables
  76 // ----------------------------------------------------------------------------
  77
  78 BEGIN_EVENT_TABLE(wxFrame, wxFrameBase)
  79     EVT_SYS_COLOUR_CHANGED(wxFrame::OnSysColourChanged)
  80 END_EVENT_TABLE()
  81
  82 #if wxUSE_EXTENDED_RTTI
  83 WX_DEFINE_FLAGS( wxFrameStyle )
  84
  85 wxBEGIN_FLAGS( wxFrameStyle )
  86     // new style border flags, we put them first to
  87     // use them for streaming out
  88     wxFLAGS_MEMBER(wxBORDER_SIMPLE)
  89     wxFLAGS_MEMBER(wxBORDER_SUNKEN)
  90     wxFLAGS_MEMBER(wxBORDER_DOUBLE)
  91     wxFLAGS_MEMBER(wxBORDER_RAISED)
  92     wxFLAGS_MEMBER(wxBORDER_STATIC)
  93     wxFLAGS_MEMBER(wxBORDER_NONE)
  94
  95     // old style border flags
  96     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
  97     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
  98     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
  99     wxFLAGS_MEMBER(wxRAISED_BORDER)
 100     wxFLAGS_MEMBER(wxSTATIC_BORDER)
 101     wxFLAGS_MEMBER(wxBORDER)
 102
 103     // standard window styles
 104     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
 105     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
 106     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
 107     wxFLAGS_MEMBER(wxWANTS_CHARS)
 108     wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
 109     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
 110     wxFLAGS_MEMBER(wxVSCROLL)
 111     wxFLAGS_MEMBER(wxHSCROLL)
 112
 113     // frame styles
 114     wxFLAGS_MEMBER(wxSTAY_ON_TOP)
 115     wxFLAGS_MEMBER(wxCAPTION)
 116     wxFLAGS_MEMBER(wxTHICK_FRAME)
 117     wxFLAGS_MEMBER(wxSYSTEM_MENU)
 118     wxFLAGS_MEMBER(wxRESIZE_BORDER)
 119     wxFLAGS_MEMBER(wxRESIZE_BOX)
 120     wxFLAGS_MEMBER(wxCLOSE_BOX)
 121     wxFLAGS_MEMBER(wxMAXIMIZE_BOX)
 122     wxFLAGS_MEMBER(wxMINIMIZE_BOX)
 123
 124     wxFLAGS_MEMBER(wxFRAME_TOOL_WINDOW)
 125     wxFLAGS_MEMBER(wxFRAME_FLOAT_ON_PARENT)
 126
 127     wxFLAGS_MEMBER(wxFRAME_SHAPED)
 128
 129 wxEND_FLAGS( wxFrameStyle )
 130
 131 IMPLEMENT_DYNAMIC_CLASS_XTI(wxFrame, wxTopLevelWindow,"wx/frame.h")
 132
 133 wxBEGIN_PROPERTIES_TABLE(wxFrame)
 134     wxEVENT_PROPERTY( Menu , wxEVT_COMMAND_MENU_SELECTED , wxCommandEvent)
 135
 136     wxPROPERTY( Title,wxString, SetTitle, GetTitle, wxString() , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 137     wxPROPERTY_FLAGS( WindowStyle , wxFrameStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
 138     wxPROPERTY( MenuBar , wxMenuBar * , SetMenuBar , GetMenuBar , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 139 wxEND_PROPERTIES_TABLE()
 140
 141 wxBEGIN_HANDLERS_TABLE(wxFrame)
 142 wxEND_HANDLERS_TABLE()
 143
 144 wxCONSTRUCTOR_6( wxFrame , wxWindow* , Parent , wxWindowID , Id , wxString , Title , wxPoint , Position , wxSize , Size , long , WindowStyle)
 145
 146 #else
 147 IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxTopLevelWindow)
 148 #endif
 149
 150 // ============================================================================
 151 // implementation
 152 // ============================================================================
 153
 154 // ----------------------------------------------------------------------------
 155 // static class members
 156 // ----------------------------------------------------------------------------
 157
 158 #if wxUSE_STATUSBAR
 159     #if wxUSE_NATIVE_STATUSBAR
 160         bool wxFrame::m_useNativeStatusBar = true;
 161     #else
 162         bool wxFrame::m_useNativeStatusBar = false;
 163     #endif
 164 #endif // wxUSE_NATIVE_STATUSBAR
 165
 166 // ----------------------------------------------------------------------------
 167 // creation/destruction
 168 // ----------------------------------------------------------------------------
 169
 170 void wxFrame::Init()
 171 {
 172 #if wxUSE_MENUS
 173     m_hMenu = NULL;
 174 #endif // wxUSE_MENUS
 175
 176 #if wxUSE_TOOLTIPS
 177     m_hwndToolTip = 0;
 178 #endif
 179
 180     m_wasMinimized = false;
 181 }
 182
 183 bool wxFrame::Create(wxWindow *parent,
 184                      wxWindowID id,
 185                      const wxString& title,
 186                      const wxPoint& pos,
 187                      const wxSize& size,
 188                      long style,
 189                      const wxString& name)
 190 {
 191     if ( !wxTopLevelWindow::Create(parent, id, title, pos, size, style, name) )
 192         return false;
 193
 194     SetOwnBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
 195
 196 #if defined(__SMARTPHONE__) && defined(__WXWINCE__)
 197     SetLeftMenu(wxID_EXIT, _("Done"));
 198 #endif
 199
 200     return true;
 201 }
 202
 203 wxFrame::~wxFrame()
 204 {
 205     m_isBeingDeleted = true;
 206     DeleteAllBars();
 207 }
 208
 209 // ----------------------------------------------------------------------------
 210 // wxFrame client size calculations
 211 // ----------------------------------------------------------------------------
 212
 213 void wxFrame::DoSetClientSize(int width, int height)
 214 {
 215     // leave enough space for the status bar if we have (and show) it
 216 #if wxUSE_STATUSBAR
 217     wxStatusBar *statbar = GetStatusBar();
 218     if ( statbar && statbar->IsShown() )
 219     {
 220         height += statbar->GetSize().y;
 221     }
 222 #endif // wxUSE_STATUSBAR
 223
 224     // call GetClientAreaOrigin() to take the toolbar into account
 225     wxPoint pt = GetClientAreaOrigin();
 226     width += pt.x;
 227     height += pt.y;
 228
 229     wxTopLevelWindow::DoSetClientSize(width, height);
 230 }
 231
 232 // Get size *available for subwindows* i.e. excluding menu bar, toolbar etc.
 233 void wxFrame::DoGetClientSize(int *x, int *y) const
 234 {
 235     wxTopLevelWindow::DoGetClientSize(x, y);
 236
 237     // account for the possible toolbar
 238     wxPoint pt = GetClientAreaOrigin();
 239     if ( x )
 240         *x -= pt.x;
 241
 242     if ( y )
 243         *y -= pt.y;
 244
 245 #if wxUSE_STATUSBAR
 246     // adjust client area height to take the status bar into account
 247     if ( y )
 248     {
 249         wxStatusBar *statbar = GetStatusBar();
 250         if ( statbar && statbar->IsShown() )
 251         {
 252             *y -= statbar->GetClientSize().y;
 253         }
 254     }
 255 #endif // wxUSE_STATUSBAR
 256 }
 257
 258 // ----------------------------------------------------------------------------
 259 // wxFrame: various geometry-related functions
 260 // ----------------------------------------------------------------------------
 261
 262 void wxFrame::Raise()
 263 {
 264     ::SetForegroundWindow(GetHwnd());
 265 }
 266
 267 // generate an artificial resize event
 268 void wxFrame::SendSizeEvent()
 269 {
 270     if ( !m_iconized )
 271     {
 272         RECT r = wxGetWindowRect(GetHwnd());
 273
 274         (void)::PostMessage(GetHwnd(), WM_SIZE,
 275                             IsMaximized() ? SIZE_MAXIMIZED : SIZE_RESTORED,
 276                             MAKELPARAM(r.right - r.left, r.bottom - r.top));
 277     }
 278 }
 279
 280 #if wxUSE_STATUSBAR
 281 wxStatusBar *wxFrame::OnCreateStatusBar(int number,
 282                                         long style,
 283                                         wxWindowID id,
 284                                         const wxString& name)
 285 {
 286     wxStatusBar *statusBar wxDUMMY_INITIALIZE(NULL);
 287
 288 #if wxUSE_NATIVE_STATUSBAR
 289     if ( !UsesNativeStatusBar() )
 290     {
 291         statusBar = (wxStatusBar *)new wxStatusBarGeneric(this, id, style);
 292     }
 293     else
 294 #endif
 295     {
 296         statusBar = new wxStatusBar(this, id, style, name);
 297     }
 298
 299     statusBar->SetFieldsCount(number);
 300
 301     return statusBar;
 302 }
 303
 304 void wxFrame::PositionStatusBar()
 305 {
 306     if ( !m_frameStatusBar || !m_frameStatusBar->IsShown() )
 307         return;
 308
 309     int w, h;
 310     GetClientSize(&w, &h);
 311     int sw, sh;
 312     m_frameStatusBar->GetSize(&sw, &sh);
 313
 314     // Since we wish the status bar to be directly under the client area,
 315     // we use the adjusted sizes without using wxSIZE_NO_ADJUSTMENTS.
 316     m_frameStatusBar->SetSize(0, h, w, sh);
 317 }
 318 #endif // wxUSE_STATUSBAR
 319
 320 #if wxUSE_MENUS_NATIVE
 321
 322 void wxFrame::AttachMenuBar(wxMenuBar *menubar)
 323 {
 324 #if defined(__SMARTPHONE__) && defined(__WXWINCE__)
 325
 326     wxMenu *autoMenu = NULL;
 327
 328     if( menubar->GetMenuCount() == 1 )
 329     {
 330         autoMenu = wxTopLevelWindowMSW::ButtonMenu::DuplicateMenu(menubar->GetMenu(0));
 331         SetRightMenu(wxID_ANY, menubar->GetLabelTop(0), autoMenu);
 332     }
 333     else
 334     {
 335         autoMenu = new wxMenu;
 336
 337         for( size_t n = 0; n < menubar->GetMenuCount(); n++ )
 338         {
 339             wxMenu *item = menubar->GetMenu(n);
 340             wxString label = menubar->GetLabelTop(n);
 341             wxMenu *new_item = wxTopLevelWindowMSW::ButtonMenu::DuplicateMenu(item);
 342             autoMenu->Append(wxID_ANY, label, new_item);
 343         }
 344
 345         SetRightMenu(wxID_ANY, _("Menu"), autoMenu);
 346     }
 347
 348 #elif defined(WINCE_WITHOUT_COMMANDBAR)
 349     if (!GetToolBar())
 350     {
 351         wxToolBar* toolBar = new wxToolBar(this, wxID_ANY,
 352                          wxDefaultPosition, wxDefaultSize,
 353                          wxBORDER_NONE | wxTB_HORIZONTAL,
 354                          wxToolBarNameStr, menubar);
 355         SetToolBar(toolBar);
 356         menubar->SetToolBar(toolBar);
 357     }
 358     // Now adjust size for menu bar
 359     int menuHeight = 26;
 360
 361     //When the main window is created using CW_USEDEFAULT the height of the
 362     // is created is not taken into account). So we resize the window after
 363     // if a menubar is present
 364     {
 365         RECT rc;
 366         ::GetWindowRect((HWND) GetHWND(), &rc);
 367         // adjust for menu / titlebar height
 368         rc.bottom -= (2*menuHeight-1);
 369
 370         ::MoveWindow((HWND) GetHWND(), rc.left, rc.top, rc.right, rc.bottom, FALSE);
 371     }
 372 #endif
 373
 374     wxFrameBase::AttachMenuBar(menubar);
 375
 376     if ( !menubar )
 377     {
 378         // actually remove the menu from the frame
 379         m_hMenu = (WXHMENU)0;
 380         InternalSetMenuBar();
 381     }
 382     else // set new non NULL menu bar
 383     {
 384 #if !defined(__WXWINCE__) || defined(WINCE_WITH_COMMANDBAR)
 385         // Can set a menubar several times.
 386         if ( menubar->GetHMenu() )
 387         {
 388             m_hMenu = menubar->GetHMenu();
 389         }
 390         else // no HMENU yet
 391         {
 392             m_hMenu = menubar->Create();
 393
 394             if ( !m_hMenu )
 395             {
 396                 wxFAIL_MSG( _T("failed to create menu bar") );
 397                 return;
 398             }
 399         }
 400 #endif
 401         InternalSetMenuBar();
 402     }
 403 }
 404
 405 void wxFrame::InternalSetMenuBar()
 406 {
 407 #if defined(__WXMICROWIN__) || defined(__WXWINCE__)
 408     // Nothing
 409 #else
 410     if ( !::SetMenu(GetHwnd(), (HMENU)m_hMenu) )
 411     {
 412         wxLogLastError(wxT("SetMenu"));
 413     }
 414 #endif
 415 }
 416
 417 #endif // wxUSE_MENUS_NATIVE
 418
 419 // Responds to colour changes, and passes event on to children.
 420 void wxFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
 421 {
 422     SetOwnBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
 423     Refresh();
 424
 425 #if wxUSE_STATUSBAR
 426     if ( m_frameStatusBar )
 427     {
 428         wxSysColourChangedEvent event2;
 429         event2.SetEventObject( m_frameStatusBar );
 430         m_frameStatusBar->GetEventHandler()->ProcessEvent(event2);
 431     }
 432 #endif // wxUSE_STATUSBAR
 433
 434     // Propagate the event to the non-top-level children
 435     wxWindow::OnSysColourChanged(event);
 436 }
 437
 438 // Pass true to show full screen, false to restore.
 439 bool wxFrame::ShowFullScreen(bool show, long style)
 440 {
 441     // TODO-CE: add support for CE
 442 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 443     if ( IsFullScreen() == show )
 444         return false;
 445
 446     if (show)
 447     {
 448         // zap the toolbar, menubar, and statusbar if needed
 449         //
 450         // TODO: hide commandbar for WINCE_WITH_COMMANDBAR
 451 #if wxUSE_TOOLBAR
 452         wxToolBar *theToolBar = GetToolBar();
 453
 454         if ((style & wxFULLSCREEN_NOTOOLBAR) && theToolBar)
 455         {
 456             if ( theToolBar->IsShown() )
 457             {
 458                 theToolBar->SetSize(wxDefaultCoord,0);
 459                 theToolBar->Show(false);
 460             }
 461             else // prevent it from being restored later
 462             {
 463                 style &= ~wxFULLSCREEN_NOTOOLBAR;
 464             }
 465         }
 466 #endif // wxUSE_TOOLBAR
 467
 468         if (style & wxFULLSCREEN_NOMENUBAR)
 469             SetMenu((HWND)GetHWND(), (HMENU) NULL);
 470
 471 #if wxUSE_STATUSBAR
 472         wxStatusBar *theStatusBar = GetStatusBar();
 473
 474         // Save the number of fields in the statusbar
 475         if ((style & wxFULLSCREEN_NOSTATUSBAR) && theStatusBar)
 476         {
 477             if ( theStatusBar->IsShown() )
 478                 theStatusBar->Show(false);
 479             else
 480                 style &= ~wxFULLSCREEN_NOSTATUSBAR;
 481         }
 482 #endif // wxUSE_STATUSBAR
 483     }
 484     else // restore to normal
 485     {
 486         // restore the toolbar, menubar, and statusbar if we had hid them
 487 #if wxUSE_TOOLBAR
 488         wxToolBar *theToolBar = GetToolBar();
 489
 490         if ((m_fsStyle & wxFULLSCREEN_NOTOOLBAR) && theToolBar)
 491         {
 492             theToolBar->Show(true);
 493         }
 494 #endif // wxUSE_TOOLBAR
 495
 496         if ((m_fsStyle & wxFULLSCREEN_NOMENUBAR) && m_hMenu)
 497             ::SetMenu(GetHwnd(), (HMENU)m_hMenu);
 498
 499 #if wxUSE_STATUSBAR
 500         wxStatusBar *theStatusBar = GetStatusBar();
 501
 502         if ((m_fsStyle & wxFULLSCREEN_NOSTATUSBAR) && theStatusBar)
 503         {
 504             theStatusBar->Show(true);
 505             PositionStatusBar();
 506         }
 507 #endif // wxUSE_STATUSBAR
 508     }
 509 #endif // !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 510
 511     return wxFrameBase::ShowFullScreen(show, style);
 512 }
 513
 514 // ----------------------------------------------------------------------------
 515 // tool/status bar stuff
 516 // ----------------------------------------------------------------------------
 517
 518 #if wxUSE_TOOLBAR
 519
 520 wxToolBar* wxFrame::CreateToolBar(long style, wxWindowID id, const wxString& name)
 521 {
 522 #if defined(WINCE_WITHOUT_COMMANDBAR)
 523     // We may already have a toolbar from calling SetMenuBar.
 524     if (GetToolBar())
 525         return GetToolBar();
 526 #endif
 527     if ( wxFrameBase::CreateToolBar(style, id, name) )
 528     {
 529         PositionToolBar();
 530     }
 531
 532     return m_frameToolBar;
 533 }
 534
 535 void wxFrame::PositionToolBar()
 536 {
 537     wxToolBar *toolbar = GetToolBar();
 538     if ( toolbar && toolbar->IsShown() )
 539     {
 540 #if defined(WINCE_WITHOUT_COMMANDBAR)
 541         // We want to do something different in WinCE, because
 542         // the toolbar should be associated with the commandbar,
 543         // and not an independent window.
 544         // TODO
 545 #else
 546         // don't call our (or even wxTopLevelWindow) version because we want
 547         // the real (full) client area size, not excluding the tool/status bar
 548         int width, height;
 549         wxWindow::DoGetClientSize(&width, &height);
 550
 551 #if wxUSE_STATUSBAR
 552         wxStatusBar *statbar = GetStatusBar();
 553         if ( statbar && statbar->IsShown() )
 554         {
 555             height -= statbar->GetClientSize().y;
 556         }
 557 #endif // wxUSE_STATUSBAR
 558
 559         int x = 0;
 560         int y = 0;
 561 #if defined(WINCE_WITH_COMMANDBAR)
 562         // We're using a commandbar - so we have to allow for it.
 563         if (GetMenuBar() && GetMenuBar()->GetCommandBar())
 564         {
 565             RECT rect;
 566             ::GetWindowRect((HWND) GetMenuBar()->GetCommandBar(), &rect);
 567             y = rect.bottom - rect.top;
 568         }
 569 #endif
 570
 571         int tx, ty;
 572         int tw, th;
 573         toolbar->GetPosition(&tx, &ty);
 574         toolbar->GetSize(&tw, &th);
 575
 576         // Adjust
 577         if (ty < 0 && (-ty == th))
 578             ty = 0;
 579         if (tx < 0 && (-tx == tw))
 580             tx = 0;
 581
 582         int desiredW = tw;
 583         int desiredH = th;
 584
 585         if ( toolbar->GetWindowStyleFlag() & wxTB_VERTICAL )
 586         {
 587             desiredH = height;
 588         }
 589         else
 590         {
 591             desiredW = width;
 592 //            if ( toolbar->GetWindowStyleFlag() & wxTB_FLAT )
 593 //                desiredW -= 3;
 594         }
 595
 596         // use the 'real' MSW position here, don't offset relativly to the
 597         // client area origin
 598
 599         // Optimise such that we don't have to always resize the toolbar
 600         // when the frame changes, otherwise we'll get a lot of flicker.
 601         bool heightChanging wxDUMMY_INITIALIZE(true);
 602         bool widthChanging wxDUMMY_INITIALIZE(true);
 603
 604         if ( toolbar->GetWindowStyleFlag() & wxTB_VERTICAL )
 605         {
 606             // It's OK if the current height is greater than what can be shown.
 607             heightChanging = (desiredH > th) ;
 608             widthChanging = (desiredW != tw) ;
 609
 610             // The next time around, we may not have to set the size
 611             if (heightChanging)
 612                 desiredH = desiredH + 200;
 613         }
 614         else
 615         {
 616             // It's OK if the current width is greater than what can be shown.
 617             widthChanging = (desiredW > tw) ;
 618             heightChanging = (desiredH != th) ;
 619
 620             // The next time around, we may not have to set the size
 621             if (widthChanging)
 622                 desiredW = desiredW + 200;
 623         }
 624
 625         if (tx != 0 || ty != 0 || widthChanging || heightChanging)
 626             toolbar->SetSize(x, y, desiredW, desiredH, wxSIZE_NO_ADJUSTMENTS);
 627
 628 #endif // __WXWINCE__
 629     }
 630 }
 631
 632 #endif // wxUSE_TOOLBAR
 633
 634 // ----------------------------------------------------------------------------
 635 // frame state (iconized/maximized/...)
 636 // ----------------------------------------------------------------------------
 637
 638 // propagate our state change to all child frames: this allows us to emulate X
 639 // Windows behaviour where child frames float independently of the parent one
 640 // on the desktop, but are iconized/restored with it
 641 void wxFrame::IconizeChildFrames(bool bIconize)
 642 {
 643     m_iconized = bIconize;
 644
 645     for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
 646           node;
 647           node = node->GetNext() )
 648     {
 649         wxWindow *win = node->GetData();
 650
 651         // iconizing the frames with this style under Win95 shell puts them at
 652         // the bottom of the screen (as the MDI children) instead of making
 653         // them appear in the taskbar because they are, by virtue of this
 654         // style, not managed by the taskbar - instead leave Windows take care
 655         // of them
 656 #ifdef __WIN95__
 657         if ( win->GetWindowStyle() & wxFRAME_TOOL_WINDOW )
 658             continue;
 659 #endif // Win95
 660
 661         // the child MDI frames are a special case and should not be touched by
 662         // the parent frame - instead, they are managed by the user
 663         wxFrame *frame = wxDynamicCast(win, wxFrame);
 664         if ( frame
 665 #if wxUSE_MDI_ARCHITECTURE
 666                 && !IsMDIChild()
 667 #endif // wxUSE_MDI_ARCHITECTURE
 668            )
 669         {
 670             // we don't want to restore the child frames which had been
 671             // iconized even before we were iconized, so save the child frame
 672             // status when iconizing the parent frame and check it when
 673             // restoring it
 674             if ( bIconize )
 675             {
 676                 frame->m_wasMinimized = frame->IsIconized();
 677             }
 678
 679             // note that we shouldn't touch the hidden frames neither because
 680             // iconizing/restoring them would show them as a side effect
 681             if ( !frame->m_wasMinimized && frame->IsShown() )
 682                 frame->Iconize(bIconize);
 683         }
 684     }
 685 }
 686
 687 WXHICON wxFrame::GetDefaultIcon() const
 688 {
 689     // we don't have any standard icons (any more)
 690     return (WXHICON)0;
 691 }
 692
 693 // ===========================================================================
 694 // message processing
 695 // ===========================================================================
 696
 697 // ---------------------------------------------------------------------------
 698 // preprocessing
 699 // ---------------------------------------------------------------------------
 700
 701 bool wxFrame::MSWTranslateMessage(WXMSG* pMsg)
 702 {
 703     if ( wxWindow::MSWTranslateMessage(pMsg) )
 704         return true;
 705
 706 #if wxUSE_MENUS && wxUSE_ACCEL && !defined(__WXUNIVERSAL__)
 707     // try the menu bar accels
 708     wxMenuBar *menuBar = GetMenuBar();
 709     if ( !menuBar )
 710         return false;
 711
 712     const wxAcceleratorTable& acceleratorTable = menuBar->GetAccelTable();
 713     return acceleratorTable.Translate(this, pMsg);
 714 #else
 715     return false;
 716 #endif // wxUSE_MENUS && wxUSE_ACCEL
 717 }
 718
 719 // ---------------------------------------------------------------------------
 720 // our private (non virtual) message handlers
 721 // ---------------------------------------------------------------------------
 722
 723 bool wxFrame::HandlePaint()
 724 {
 725     RECT rect;
 726     if ( ::GetUpdateRect(GetHwnd(), &rect, FALSE) )
 727     {
 728 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 729         if ( m_iconized )
 730         {
 731             const wxIcon& icon = GetIcon();
 732             HICON hIcon = icon.Ok() ? GetHiconOf(icon)
 733                                     : (HICON)GetDefaultIcon();
 734
 735             // Hold a pointer to the dc so long as the OnPaint() message
 736             // is being processed
 737             PAINTSTRUCT ps;
 738             HDC hdc = ::BeginPaint(GetHwnd(), &ps);
 739
 740             // Erase background before painting or we get white background
 741             MSWDefWindowProc(WM_ICONERASEBKGND, (WORD)(LONG)ps.hdc, 0L);
 742
 743             if ( hIcon )
 744             {
 745                 RECT rect;
 746                 ::GetClientRect(GetHwnd(), &rect);
 747
 748                 // FIXME: why hardcoded?
 749                 static const int icon_width = 32;
 750                 static const int icon_height = 32;
 751
 752                 int icon_x = (int)((rect.right - icon_width)/2);
 753                 int icon_y = (int)((rect.bottom - icon_height)/2);
 754
 755                 ::DrawIcon(hdc, icon_x, icon_y, hIcon);
 756             }
 757
 758             ::EndPaint(GetHwnd(), &ps);
 759
 760             return true;
 761         }
 762         else
 763  #endif
 764         {
 765             return wxWindow::HandlePaint();
 766         }
 767     }
 768     else
 769     {
 770         // nothing to paint - processed
 771         return true;
 772     }
 773 }
 774
 775 bool wxFrame::HandleSize(int WXUNUSED(x), int WXUNUSED(y), WXUINT id)
 776 {
 777 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 778     switch ( id )
 779     {
 780         case SIZE_RESTORED:
 781         case SIZE_MAXIMIZED:
 782             // only do it it if we were iconized before, otherwise resizing the
 783             // parent frame has a curious side effect of bringing it under it's
 784             // children
 785             if ( !m_iconized )
 786                 break;
 787
 788             // restore all child frames too
 789             IconizeChildFrames(false);
 790
 791             (void)SendIconizeEvent(false);
 792             break;
 793
 794         case SIZE_MINIMIZED:
 795             // iconize all child frames too
 796             IconizeChildFrames(true);
 797             break;
 798     }
 799 #else
 800     wxUnusedVar(id);
 801 #endif // !__WXWINCE__
 802
 803     if ( !m_iconized )
 804     {
 805 #if wxUSE_STATUSBAR
 806         PositionStatusBar();
 807 #endif // wxUSE_STATUSBAR
 808
 809 #if wxUSE_TOOLBAR
 810         PositionToolBar();
 811 #endif // wxUSE_TOOLBAR
 812
 813 #if defined(WINCE_WITH_COMMANDBAR)
 814         // Position the menu command bar
 815         if (GetMenuBar() && GetMenuBar()->GetCommandBar())
 816         {
 817             RECT rect;
 818             ::GetWindowRect((HWND) GetMenuBar()->GetCommandBar(), &rect);
 819             wxSize clientSz = GetClientSize();
 820
 821             if ( !::MoveWindow((HWND) GetMenuBar()->GetCommandBar(), 0, 0, clientSz.x, rect.bottom - rect.top, true ) )
 822             {
 823                 wxLogLastError(wxT("MoveWindow"));
 824             }
 825
 826         }
 827 #endif // WINCE_WITH_COMMANDBAR
 828     }
 829
 830     // call the base class version to generate the appropriate events
 831     return false;
 832 }
 833
 834 bool wxFrame::HandleCommand(WXWORD id, WXWORD cmd, WXHWND control)
 835 {
 836     if ( control )
 837     {
 838         // In case it's e.g. a toolbar.
 839         wxWindow *win = wxFindWinFromHandle(control);
 840         if ( win )
 841             return win->MSWCommand(cmd, id);
 842     }
 843
 844     // handle here commands from menus and accelerators
 845     if ( cmd == 0 || cmd == 1 )
 846     {
 847 #if wxUSE_MENUS_NATIVE
 848         if ( wxCurrentPopupMenu )
 849         {
 850             wxMenu *popupMenu = wxCurrentPopupMenu;
 851             wxCurrentPopupMenu = NULL;
 852
 853             return popupMenu->MSWCommand(cmd, id);
 854         }
 855 #endif // wxUSE_MENUS_NATIVE
 856
 857 #if defined(__SMARTPHONE__) && defined(__WXWINCE__)
 858         // handle here commands from Smartphone menu bar
 859         if ( wxTopLevelWindow::HandleCommand(id, cmd, control ) )
 860         {
 861             return true;
 862         }
 863 #endif // __SMARTPHONE__ && __WXWINCE__
 864
 865         if ( ProcessCommand(id) )
 866         {
 867             return true;
 868         }
 869     }
 870
 871     return false;
 872 }
 873
 874 bool wxFrame::HandleMenuSelect(WXWORD nItem, WXWORD flags, WXHMENU hMenu)
 875 {
 876     int item;
 877     if ( flags == 0xFFFF && hMenu == 0 )
 878     {
 879         // menu was removed from screen
 880         item = -1;
 881     }
 882 #ifndef __WXMICROWIN__
 883     else if ( !(flags & MF_POPUP) && !(flags & MF_SEPARATOR) )
 884     {
 885         item = nItem;
 886     }
 887 #endif
 888     else
 889     {
 890         // don't give hints for separators (doesn't make sense) nor for the
 891         // items opening popup menus (they don't have them anyhow) but do clear
 892         // the status line - otherwise, we would be left with the help message
 893         // for the previous item which doesn't apply any more
 894         DoGiveHelp(wxEmptyString, false);
 895
 896         return false;
 897     }
 898
 899     wxMenuEvent event(wxEVT_MENU_HIGHLIGHT, item);
 900     event.SetEventObject(this);
 901
 902     return GetEventHandler()->ProcessEvent(event);
 903 }
 904
 905 bool wxFrame::HandleMenuLoop(const wxEventType& evtType, WXWORD isPopup)
 906 {
 907     // we don't have the menu id here, so we use the id to specify if the event
 908     // was from a popup menu or a normal one
 909     wxMenuEvent event(evtType, isPopup ? -1 : 0);
 910     event.SetEventObject(this);
 911
 912     return GetEventHandler()->ProcessEvent(event);
 913 }
 914
 915 // ---------------------------------------------------------------------------
 916 // the window proc for wxFrame
 917 // ---------------------------------------------------------------------------
 918
 919 WXLRESULT wxFrame::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
 920 {
 921     WXLRESULT rc = 0;
 922     bool processed = false;
 923
 924     switch ( message )
 925     {
 926         case WM_CLOSE:
 927             // if we can't close, tell the system that we processed the
 928             // message - otherwise it would close us
 929             processed = !Close();
 930             break;
 931
 932         case WM_SIZE:
 933             processed = HandleSize(LOWORD(lParam), HIWORD(lParam), wParam);
 934             break;
 935
 936         case WM_COMMAND:
 937             {
 938                 WORD id, cmd;
 939                 WXHWND hwnd;
 940                 UnpackCommand((WXWPARAM)wParam, (WXLPARAM)lParam,
 941                               &id, &hwnd, &cmd);
 942
 943                 processed = HandleCommand(id, cmd, (WXHWND)hwnd);
 944             }
 945             break;
 946
 947         case WM_PAINT:
 948             processed = HandlePaint();
 949             break;
 950
 951         case WM_INITMENUPOPUP:
 952             processed = HandleInitMenuPopup((WXHMENU) wParam);
 953             break;
 954
 955 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 956         case WM_MENUSELECT:
 957             {
 958                 WXWORD item, flags;
 959                 WXHMENU hmenu;
 960                 UnpackMenuSelect(wParam, lParam, &item, &flags, &hmenu);
 961
 962                 processed = HandleMenuSelect(item, flags, hmenu);
 963             }
 964             break;
 965
 966         case WM_EXITMENULOOP:
 967             processed = HandleMenuLoop(wxEVT_MENU_CLOSE, (WXWORD)wParam);
 968             break;
 969
 970         case WM_QUERYDRAGICON:
 971             {
 972                 const wxIcon& icon = GetIcon();
 973                 HICON hIcon = icon.Ok() ? GetHiconOf(icon)
 974                                         : (HICON)GetDefaultIcon();
 975                 rc = (long)hIcon;
 976                 processed = rc != 0;
 977             }
 978             break;
 979 #endif // !__WXMICROWIN__
 980     }
 981
 982     if ( !processed )
 983         rc = wxFrameBase::MSWWindowProc(message, wParam, lParam);
 984
 985     return rc;
 986 }
 987
 988 // handle WM_INITMENUPOPUP message
 989 bool wxFrame::HandleInitMenuPopup(WXHMENU hMenu)
 990 {
 991     wxMenu* menu = NULL;
 992     if (GetMenuBar())
 993     {
 994         int nCount = GetMenuBar()->GetMenuCount();
 995         for (int n = 0; n < nCount; n++)
 996         {
 997             if (GetMenuBar()->GetMenu(n)->GetHMenu() == hMenu)
 998             {
 999                 menu = GetMenuBar()->GetMenu(n);
1000                 break;
1001             }
1002         }
1003     }
1004
1005     wxMenuEvent event(wxEVT_MENU_OPEN, 0, menu);
1006     event.SetEventObject(this);
1007
1008     return GetEventHandler()->ProcessEvent(event);
1009 }
1010
1011 // ----------------------------------------------------------------------------
1012 // wxFrame size management: we exclude the areas taken by menu/status/toolbars
1013 // from the client area, so the client area is what's really available for the
1014 // frame contents
1015 // ----------------------------------------------------------------------------
1016
1017 // get the origin of the client area in the client coordinates
1018 wxPoint wxFrame::GetClientAreaOrigin() const
1019 {
1020     wxPoint pt = wxTopLevelWindow::GetClientAreaOrigin();
1021
1022 #if wxUSE_TOOLBAR && !defined(__WXUNIVERSAL__) && \
1023   (!defined(__WXWINCE__) || (_WIN32_WCE >= 400 && !defined(__POCKETPC__) && !defined(__SMARTPHONE__)))
1024     wxToolBar *toolbar = GetToolBar();
1025     if ( toolbar && toolbar->IsShown() )
1026     {
1027         int w, h;
1028         toolbar->GetSize(&w, &h);
1029
1030         if ( toolbar->GetWindowStyleFlag() & wxTB_VERTICAL )
1031         {
1032             pt.x += w;
1033         }
1034         else
1035         {
1036             pt.y += h;
1037         }
1038     }
1039 #endif // wxUSE_TOOLBAR
1040
1041 #if defined(WINCE_WITH_COMMANDBAR)
1042     if (GetMenuBar() && GetMenuBar()->GetCommandBar())
1043     {
1044         RECT rect;
1045         ::GetWindowRect((HWND) GetMenuBar()->GetCommandBar(), &rect);
1046         pt.y += (rect.bottom - rect.top);
1047     }
1048 #endif
1049
1050     return pt;
1051 }