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_TOOLTIPS
 173     m_hwndToolTip = 0;
 174 #endif
 175
 176     // Data to save/restore when calling ShowFullScreen
 177     m_fsStatusBarFields = 0;
 178     m_fsStatusBarHeight = 0;
 179     m_fsToolBarHeight = 0;
 180
 181     m_wasMinimized = FALSE;
 182 }
 183
 184 bool wxFrame::Create(wxWindow *parent,
 185                      wxWindowID id,
 186                      const wxString& title,
 187                      const wxPoint& pos,
 188                      const wxSize& size,
 189                      long style,
 190                      const wxString& name)
 191 {
 192     if ( !wxTopLevelWindow::Create(parent, id, title, pos, size, style, name) )
 193         return FALSE;
 194
 195     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
 196
 197     return TRUE;
 198 }
 199
 200 wxFrame::~wxFrame()
 201 {
 202     m_isBeingDeleted = TRUE;
 203     DeleteAllBars();
 204 }
 205
 206 // ----------------------------------------------------------------------------
 207 // wxFrame client size calculations
 208 // ----------------------------------------------------------------------------
 209
 210 void wxFrame::DoSetClientSize(int width, int height)
 211 {
 212     // leave enough space for the status bar if we have (and show) it
 213 #if wxUSE_STATUSBAR
 214     wxStatusBar *statbar = GetStatusBar();
 215     if ( statbar && statbar->IsShown() )
 216     {
 217         height += statbar->GetSize().y;
 218     }
 219 #endif // wxUSE_STATUSBAR
 220
 221     // call GetClientAreaOrigin() to take the toolbar into account
 222     wxPoint pt = GetClientAreaOrigin();
 223     width += pt.x;
 224     height += pt.y;
 225
 226     wxTopLevelWindow::DoSetClientSize(width, height);
 227 }
 228
 229 // Get size *available for subwindows* i.e. excluding menu bar, toolbar etc.
 230 void wxFrame::DoGetClientSize(int *x, int *y) const
 231 {
 232     wxTopLevelWindow::DoGetClientSize(x, y);
 233
 234     // account for the possible toolbar
 235     wxPoint pt = GetClientAreaOrigin();
 236     if ( x )
 237         *x -= pt.x;
 238
 239     if ( y )
 240         *y -= pt.y;
 241
 242 #if wxUSE_STATUSBAR
 243     // adjust client area height to take the status bar into account
 244     if ( y )
 245     {
 246         wxStatusBar *statbar = GetStatusBar();
 247         if ( statbar && statbar->IsShown() )
 248         {
 249             *y -= statbar->GetClientSize().y;
 250         }
 251     }
 252 #endif // wxUSE_STATUSBAR
 253 }
 254
 255 // ----------------------------------------------------------------------------
 256 // wxFrame: various geometry-related functions
 257 // ----------------------------------------------------------------------------
 258
 259 void wxFrame::Raise()
 260 {
 261     ::SetForegroundWindow(GetHwnd());
 262 }
 263
 264 // generate an artificial resize event
 265 void wxFrame::SendSizeEvent()
 266 {
 267     if ( !m_iconized )
 268     {
 269         RECT r = wxGetWindowRect(GetHwnd());
 270
 271         (void)::PostMessage(GetHwnd(), WM_SIZE,
 272                             IsMaximized() ? SIZE_MAXIMIZED : SIZE_RESTORED,
 273                             MAKELPARAM(r.right - r.left, r.bottom - r.top));
 274     }
 275 }
 276
 277 #if wxUSE_STATUSBAR
 278 wxStatusBar *wxFrame::OnCreateStatusBar(int number,
 279                                         long style,
 280                                         wxWindowID id,
 281                                         const wxString& name)
 282 {
 283     wxStatusBar *statusBar = NULL;
 284
 285 #if wxUSE_NATIVE_STATUSBAR
 286     if ( !UsesNativeStatusBar() )
 287     {
 288         statusBar = (wxStatusBar *)new wxStatusBarGeneric(this, id, style);
 289     }
 290     else
 291 #endif
 292     {
 293         statusBar = new wxStatusBar(this, id, style, name);
 294     }
 295
 296     statusBar->SetFieldsCount(number);
 297
 298     return statusBar;
 299 }
 300
 301 void wxFrame::PositionStatusBar()
 302 {
 303     if ( !m_frameStatusBar || !m_frameStatusBar->IsShown() )
 304         return;
 305
 306     int w, h;
 307     GetClientSize(&w, &h);
 308     int sw, sh;
 309     m_frameStatusBar->GetSize(&sw, &sh);
 310
 311     // Since we wish the status bar to be directly under the client area,
 312     // we use the adjusted sizes without using wxSIZE_NO_ADJUSTMENTS.
 313     m_frameStatusBar->SetSize(0, h, w, sh);
 314 }
 315 #endif // wxUSE_STATUSBAR
 316
 317 #if wxUSE_MENUS_NATIVE
 318
 319 void wxFrame::AttachMenuBar(wxMenuBar *menubar)
 320 {
 321 #if defined(__SMARTPHONE__)
 322     wxMenu *autoMenu = new wxMenu;
 323
 324     for( size_t n = 0; n < menubar->GetMenuCount(); n++ )
 325     {
 326         wxMenu *item = menubar->GetMenu(n);
 327         wxString label = menubar->GetLabelTop(n);
 328         wxMenu *new_item = wxTopLevelWindowMSW::ButtonMenu::DuplicateMenu(item);
 329         autoMenu->Append(wxID_ANY, label, new_item);
 330     }
 331
 332     SetRightMenu(wxID_ANY, _("Menu"), autoMenu);
 333 #elif defined(WINCE_WITHOUT_COMMANDBAR)
 334     if (!GetToolBar())
 335     {
 336         wxToolBar* toolBar = new wxToolBar(this, -1,
 337                          wxDefaultPosition, wxDefaultSize,
 338                          wxBORDER_NONE | wxTB_HORIZONTAL,
 339                          wxToolBarNameStr, menubar);
 340         SetToolBar(toolBar);
 341         menubar->SetToolBar(toolBar);
 342     }
 343     // Now adjust size for menu bar
 344     int menuHeight = 26;
 345
 346     //When the main window is created using CW_USEDEFAULT the height of the
 347     // is created is not taken into account). So we resize the window after
 348     // if a menubar is present
 349     {
 350         RECT rc;
 351         ::GetWindowRect((HWND) GetHWND(), &rc);
 352         // adjust for menu / titlebar height
 353         rc.bottom -= (2*menuHeight-1);
 354
 355         MoveWindow((HWND) GetHWND(), rc.left, rc.top, rc.right, rc.bottom, FALSE);
 356     }
 357 #endif
 358
 359     wxFrameBase::AttachMenuBar(menubar);
 360
 361     if ( !menubar )
 362     {
 363         // actually remove the menu from the frame
 364         m_hMenu = (WXHMENU)0;
 365         InternalSetMenuBar();
 366     }
 367     else // set new non NULL menu bar
 368     {
 369 #if !defined(__WXWINCE__) || defined(WINCE_WITH_COMMANDBAR)
 370         // Can set a menubar several times.
 371         if ( menubar->GetHMenu() )
 372         {
 373             m_hMenu = menubar->GetHMenu();
 374         }
 375         else // no HMENU yet
 376         {
 377             m_hMenu = menubar->Create();
 378
 379             if ( !m_hMenu )
 380             {
 381                 wxFAIL_MSG( _T("failed to create menu bar") );
 382                 return;
 383             }
 384         }
 385 #endif
 386         InternalSetMenuBar();
 387     }
 388 }
 389
 390 void wxFrame::InternalSetMenuBar()
 391 {
 392 #if defined(__WXMICROWIN__) || defined(__WXWINCE__)
 393     // Nothing
 394 #else
 395     if ( !::SetMenu(GetHwnd(), (HMENU)m_hMenu) )
 396     {
 397         wxLogLastError(wxT("SetMenu"));
 398     }
 399 #endif
 400 }
 401
 402 #endif // wxUSE_MENUS_NATIVE
 403
 404 // Responds to colour changes, and passes event on to children.
 405 void wxFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
 406 {
 407     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
 408     Refresh();
 409
 410 #if wxUSE_STATUSBAR
 411     if ( m_frameStatusBar )
 412     {
 413         wxSysColourChangedEvent event2;
 414         event2.SetEventObject( m_frameStatusBar );
 415         m_frameStatusBar->GetEventHandler()->ProcessEvent(event2);
 416     }
 417 #endif // wxUSE_STATUSBAR
 418
 419     // Propagate the event to the non-top-level children
 420     wxWindow::OnSysColourChanged(event);
 421 }
 422
 423 // Pass TRUE to show full screen, FALSE to restore.
 424 bool wxFrame::ShowFullScreen(bool show, long style)
 425 {
 426     if ( IsFullScreen() == show )
 427         return FALSE;
 428
 429     if (show)
 430     {
 431 #if wxUSE_TOOLBAR
 432
 433 #if defined(WINCE_WITH_COMMANDBAR)
 434         // TODO: hide commandbar
 435 #else
 436         wxToolBar *theToolBar = GetToolBar();
 437         if (theToolBar)
 438             theToolBar->GetSize(NULL, &m_fsToolBarHeight);
 439
 440         // zap the toolbar, menubar, and statusbar
 441
 442         if ((style & wxFULLSCREEN_NOTOOLBAR) && theToolBar)
 443         {
 444             theToolBar->SetSize(-1,0);
 445             theToolBar->Show(FALSE);
 446         }
 447 #endif // __WXWINCE__
 448 #endif // wxUSE_TOOLBAR
 449
 450 #if defined(__WXMICROWIN__)
 451 #elif defined(__WXWINCE__)
 452         // TODO: make it work for WinCE
 453 #else
 454         if (style & wxFULLSCREEN_NOMENUBAR)
 455             SetMenu((HWND)GetHWND(), (HMENU) NULL);
 456 #endif
 457
 458 #if wxUSE_STATUSBAR
 459         wxStatusBar *theStatusBar = GetStatusBar();
 460         if (theStatusBar)
 461             theStatusBar->GetSize(NULL, &m_fsStatusBarHeight);
 462
 463         // Save the number of fields in the statusbar
 464         if ((style & wxFULLSCREEN_NOSTATUSBAR) && theStatusBar)
 465         {
 466             //m_fsStatusBarFields = theStatusBar->GetFieldsCount();
 467             //SetStatusBar((wxStatusBar*) NULL);
 468             //delete theStatusBar;
 469             theStatusBar->Show(FALSE);
 470         }
 471         else
 472             m_fsStatusBarFields = 0;
 473 #endif // wxUSE_STATUSBAR
 474     }
 475     else
 476     {
 477 #if wxUSE_TOOLBAR
 478 #if defined(WINCE_WITHOUT_COMMANDBAR)
 479         // TODO: show commandbar
 480 #else
 481         wxToolBar *theToolBar = GetToolBar();
 482
 483         // restore the toolbar, menubar, and statusbar
 484         if (theToolBar && (m_fsStyle & wxFULLSCREEN_NOTOOLBAR))
 485         {
 486             theToolBar->SetSize(-1, m_fsToolBarHeight);
 487             theToolBar->Show(TRUE);
 488         }
 489 #endif // __WXWINCE__
 490 #endif // wxUSE_TOOLBAR
 491
 492 #if wxUSE_STATUSBAR
 493         if ( m_fsStyle & wxFULLSCREEN_NOSTATUSBAR )
 494         {
 495             //CreateStatusBar(m_fsStatusBarFields);
 496             if (GetStatusBar())
 497             {
 498                 GetStatusBar()->Show(TRUE);
 499                 PositionStatusBar();
 500             }
 501         }
 502 #endif // wxUSE_STATUSBAR
 503
 504 #if defined(__WXMICROWIN__)
 505 #elif defined(__WXWINCE__)
 506         // TODO: make it work for WinCE
 507 #else
 508         if ((m_fsStyle & wxFULLSCREEN_NOMENUBAR) && (m_hMenu != 0))
 509             SetMenu((HWND)GetHWND(), (HMENU)m_hMenu);
 510 #endif
 511     }
 512
 513     return wxFrameBase::ShowFullScreen(show, style);
 514 }
 515
 516 // ----------------------------------------------------------------------------
 517 // tool/status bar stuff
 518 // ----------------------------------------------------------------------------
 519
 520 #if wxUSE_TOOLBAR
 521
 522 wxToolBar* wxFrame::CreateToolBar(long style, wxWindowID id, const wxString& name)
 523 {
 524 #if defined(WINCE_WITHOUT_COMMANDBAR)
 525     // We may already have a toolbar from calling SetMenuBar.
 526     if (GetToolBar())
 527         return GetToolBar();
 528 #endif
 529     if ( wxFrameBase::CreateToolBar(style, id, name) )
 530     {
 531         PositionToolBar();
 532     }
 533
 534     return m_frameToolBar;
 535 }
 536
 537 void wxFrame::PositionToolBar()
 538 {
 539     wxToolBar *toolbar = GetToolBar();
 540     if ( toolbar && toolbar->IsShown() )
 541     {
 542 #if defined(WINCE_WITHOUT_COMMANDBAR)
 543         // We want to do something different in WinCE, because
 544         // the toolbar should be associated with the commandbar,
 545         // and not an independent window.
 546         // TODO
 547 #else
 548         // don't call our (or even wxTopLevelWindow) version because we want
 549         // the real (full) client area size, not excluding the tool/status bar
 550         int width, height;
 551         wxWindow::DoGetClientSize(&width, &height);
 552
 553 #if wxUSE_STATUSBAR
 554         wxStatusBar *statbar = GetStatusBar();
 555         if ( statbar && statbar->IsShown() )
 556         {
 557             height -= statbar->GetClientSize().y;
 558         }
 559 #endif // wxUSE_STATUSBAR
 560
 561         int x = 0;
 562         int y = 0;
 563 #if defined(WINCE_WITH_COMMANDBAR)
 564         // We're using a commandbar - so we have to allow for it.
 565         if (GetMenuBar() && GetMenuBar()->GetCommandBar())
 566         {
 567             RECT rect;
 568             ::GetWindowRect((HWND) GetMenuBar()->GetCommandBar(), &rect);
 569             y = rect.bottom - rect.top;
 570         }
 571 #endif
 572
 573         int tx, ty;
 574         int tw, th;
 575         toolbar->GetPosition(&tx, &ty);
 576         toolbar->GetSize(&tw, &th);
 577
 578         // Adjust
 579         if (ty < 0 && (-ty == th))
 580             ty = 0;
 581         if (tx < 0 && (-tx == tw))
 582             tx = 0;
 583
 584         int desiredW = tw;
 585         int desiredH = th;
 586
 587         if ( toolbar->GetWindowStyleFlag() & wxTB_VERTICAL )
 588         {
 589             desiredH = height;
 590         }
 591         else
 592         {
 593             desiredW = width;
 594 //            if ( toolbar->GetWindowStyleFlag() & wxTB_FLAT )
 595 //                desiredW -= 3;
 596         }
 597
 598         // use the 'real' MSW position here, don't offset relativly to the
 599         // client area origin
 600
 601         // Optimise such that we don't have to always resize the toolbar
 602         // when the frame changes, otherwise we'll get a lot of flicker.
 603         bool heightChanging = TRUE;
 604         bool widthChanging = TRUE;
 605
 606         if ( toolbar->GetWindowStyleFlag() & wxTB_VERTICAL )
 607         {
 608             // It's OK if the current height is greater than what can be shown.
 609             heightChanging = (desiredH > th) ;
 610             widthChanging = (desiredW != tw) ;
 611
 612             // The next time around, we may not have to set the size
 613             if (heightChanging)
 614                 desiredH = desiredH + 200;
 615         }
 616         else
 617         {
 618             // It's OK if the current width is greater than what can be shown.
 619             widthChanging = (desiredW > tw) ;
 620             heightChanging = (desiredH != th) ;
 621
 622             // The next time around, we may not have to set the size
 623             if (widthChanging)
 624                 desiredW = desiredW + 200;
 625         }
 626
 627         if (tx != 0 || ty != 0 || widthChanging || heightChanging)
 628             toolbar->SetSize(x, y, desiredW, desiredH, wxSIZE_NO_ADJUSTMENTS);
 629
 630 #endif // __WXWINCE__
 631     }
 632 }
 633
 634 #endif // wxUSE_TOOLBAR
 635
 636 // ----------------------------------------------------------------------------
 637 // frame state (iconized/maximized/...)
 638 // ----------------------------------------------------------------------------
 639
 640 // propagate our state change to all child frames: this allows us to emulate X
 641 // Windows behaviour where child frames float independently of the parent one
 642 // on the desktop, but are iconized/restored with it
 643 void wxFrame::IconizeChildFrames(bool 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                 && !wxDynamicCast(frame, wxMDIChildFrame)
 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 x, int y, WXUINT id)
 776 {
 777     bool processed = FALSE;
 778 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 779
 780     switch ( id )
 781     {
 782         case SIZENORMAL:
 783             // only do it it if we were iconized before, otherwise resizing the
 784             // parent frame has a curious side effect of bringing it under it's
 785             // children
 786             if ( !m_iconized )
 787                 break;
 788
 789             // restore all child frames too
 790             IconizeChildFrames(FALSE);
 791
 792             (void)SendIconizeEvent(FALSE);
 793
 794             // fall through
 795
 796         case SIZEFULLSCREEN:
 797             m_iconized = FALSE;
 798             break;
 799
 800         case SIZEICONIC:
 801             // iconize all child frames too
 802             IconizeChildFrames(TRUE);
 803
 804             (void)SendIconizeEvent();
 805
 806             m_iconized = TRUE;
 807             break;
 808     }
 809 #endif
 810
 811     if ( !m_iconized )
 812     {
 813 #if wxUSE_STATUSBAR
 814         PositionStatusBar();
 815 #endif // wxUSE_STATUSBAR
 816
 817 #if wxUSE_TOOLBAR
 818         PositionToolBar();
 819 #endif // wxUSE_TOOLBAR
 820
 821 #if defined(WINCE_WITH_COMMANDBAR)
 822         // Position the menu command bar
 823         if (GetMenuBar() && GetMenuBar()->GetCommandBar())
 824         {
 825             RECT rect;
 826             ::GetWindowRect((HWND) GetMenuBar()->GetCommandBar(), &rect);
 827             wxSize clientSz = GetClientSize();
 828
 829             if ( !::MoveWindow((HWND) GetMenuBar()->GetCommandBar(), 0, 0, clientSz.x, rect.bottom - rect.top, true ) )
 830             {
 831                 wxLogLastError(wxT("MoveWindow"));
 832             }
 833
 834         }
 835 #endif
 836
 837
 838         processed = wxWindow::HandleSize(x, y, id);
 839     }
 840
 841     return processed;
 842 }
 843
 844 bool wxFrame::HandleCommand(WXWORD id, WXWORD cmd, WXHWND control)
 845 {
 846     if ( control )
 847     {
 848         // In case it's e.g. a toolbar.
 849         wxWindow *win = wxFindWinFromHandle(control);
 850         if ( win )
 851             return win->MSWCommand(cmd, id);
 852     }
 853
 854     // handle here commands from menus and accelerators
 855     if ( cmd == 0 || cmd == 1 )
 856     {
 857 #if wxUSE_MENUS_NATIVE
 858         if ( wxCurrentPopupMenu )
 859         {
 860             wxMenu *popupMenu = wxCurrentPopupMenu;
 861             wxCurrentPopupMenu = NULL;
 862
 863             return popupMenu->MSWCommand(cmd, id);
 864         }
 865 #endif // wxUSE_MENUS_NATIVE
 866
 867 #ifdef __SMARTPHONE__
 868         // handle here commands from Smartphone menu bar
 869         if ( wxTopLevelWindow::HandleCommand(id, cmd, control ) )
 870         {
 871             return true;
 872         }
 873 #endif // __SMARTPHONE__
 874
 875         if ( ProcessCommand(id) )
 876         {
 877             return TRUE;
 878         }
 879     }
 880
 881     return FALSE;
 882 }
 883
 884 bool wxFrame::HandleMenuSelect(WXWORD nItem, WXWORD flags, WXHMENU hMenu)
 885 {
 886     int item;
 887     if ( flags == 0xFFFF && hMenu == 0 )
 888     {
 889         // menu was removed from screen
 890         item = -1;
 891     }
 892 #ifndef __WXMICROWIN__
 893     else if ( !(flags & MF_POPUP) && !(flags & MF_SEPARATOR) )
 894     {
 895         item = nItem;
 896     }
 897 #endif
 898     else
 899     {
 900         // don't give hints for separators (doesn't make sense) nor for the
 901         // items opening popup menus (they don't have them anyhow) but do clear
 902         // the status line - otherwise, we would be left with the help message
 903         // for the previous item which doesn't apply any more
 904         DoGiveHelp(wxEmptyString, FALSE);
 905
 906         return FALSE;
 907     }
 908
 909     wxMenuEvent event(wxEVT_MENU_HIGHLIGHT, item);
 910     event.SetEventObject(this);
 911
 912     return GetEventHandler()->ProcessEvent(event);
 913 }
 914
 915 bool wxFrame::HandleMenuLoop(const wxEventType& evtType, WXWORD isPopup)
 916 {
 917     // we don't have the menu id here, so we use the id to specify if the event
 918     // was from a popup menu or a normal one
 919     wxMenuEvent event(evtType, isPopup ? -1 : 0);
 920     event.SetEventObject(this);
 921
 922     return GetEventHandler()->ProcessEvent(event);
 923 }
 924
 925 // ---------------------------------------------------------------------------
 926 // the window proc for wxFrame
 927 // ---------------------------------------------------------------------------
 928
 929 WXLRESULT wxFrame::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
 930 {
 931     WXLRESULT rc = 0;
 932     bool processed = FALSE;
 933
 934     switch ( message )
 935     {
 936         case WM_CLOSE:
 937             // if we can't close, tell the system that we processed the
 938             // message - otherwise it would close us
 939             processed = !Close();
 940             break;
 941
 942         case WM_SIZE:
 943             processed = HandleSize(LOWORD(lParam), HIWORD(lParam), wParam);
 944             break;
 945
 946         case WM_COMMAND:
 947             {
 948                 WORD id, cmd;
 949                 WXHWND hwnd;
 950                 UnpackCommand((WXWPARAM)wParam, (WXLPARAM)lParam,
 951                               &id, &hwnd, &cmd);
 952
 953                 processed = HandleCommand(id, cmd, (WXHWND)hwnd);
 954             }
 955             break;
 956
 957         case WM_PAINT:
 958             processed = HandlePaint();
 959             break;
 960
 961         case WM_INITMENUPOPUP:
 962             processed = HandleInitMenuPopup((WXHMENU) wParam);
 963             break;
 964
 965 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 966         case WM_MENUSELECT:
 967             {
 968                 WXWORD item, flags;
 969                 WXHMENU hmenu;
 970                 UnpackMenuSelect(wParam, lParam, &item, &flags, &hmenu);
 971
 972                 processed = HandleMenuSelect(item, flags, hmenu);
 973             }
 974             break;
 975
 976         case WM_EXITMENULOOP:
 977             processed = HandleMenuLoop(wxEVT_MENU_CLOSE, wParam);
 978             break;
 979
 980         case WM_QUERYDRAGICON:
 981             {
 982                 const wxIcon& icon = GetIcon();
 983                 HICON hIcon = icon.Ok() ? GetHiconOf(icon)
 984                                         : (HICON)GetDefaultIcon();
 985                 rc = (long)hIcon;
 986                 processed = rc != 0;
 987             }
 988             break;
 989 #endif // !__WXMICROWIN__
 990     }
 991
 992     if ( !processed )
 993         rc = wxFrameBase::MSWWindowProc(message, wParam, lParam);
 994
 995     return rc;
 996 }
 997
 998 // handle WM_INITMENUPOPUP message
 999 bool wxFrame::HandleInitMenuPopup(WXHMENU hMenu)
1000 {
1001     wxMenu* menu = NULL;
1002     if (GetMenuBar())
1003     {
1004         int nCount = GetMenuBar()->GetMenuCount();
1005         for (int n = 0; n < nCount; n++)
1006         {
1007             if (GetMenuBar()->GetMenu(n)->GetHMenu() == hMenu)
1008             {
1009                 menu = GetMenuBar()->GetMenu(n);
1010                 break;
1011             }
1012         }
1013     }
1014
1015     wxMenuEvent event(wxEVT_MENU_OPEN, 0, menu);
1016     event.SetEventObject(this);
1017
1018     return GetEventHandler()->ProcessEvent(event);
1019 }
1020
1021 // ----------------------------------------------------------------------------
1022 // wxFrame size management: we exclude the areas taken by menu/status/toolbars
1023 // from the client area, so the client area is what's really available for the
1024 // frame contents
1025 // ----------------------------------------------------------------------------
1026
1027 // get the origin of the client area in the client coordinates
1028 wxPoint wxFrame::GetClientAreaOrigin() const
1029 {
1030     wxPoint pt = wxTopLevelWindow::GetClientAreaOrigin();
1031
1032 #if wxUSE_TOOLBAR && !defined(__WXUNIVERSAL__) && \
1033   (!defined(__WXWINCE__) || (_WIN32_WCE >= 400 && !defined(__POCKETPC__) && !defined(__SMARTPHONE__)))
1034     wxToolBar *toolbar = GetToolBar();
1035     if ( toolbar && toolbar->IsShown() )
1036     {
1037         int w, h;
1038         toolbar->GetSize(&w, &h);
1039
1040         if ( toolbar->GetWindowStyleFlag() & wxTB_VERTICAL )
1041         {
1042             pt.x += w;
1043         }
1044         else
1045         {
1046             pt.y += h;
1047         }
1048     }
1049 #endif // wxUSE_TOOLBAR
1050
1051 #if defined(WINCE_WITH_COMMANDBAR)
1052     if (GetMenuBar() && GetMenuBar()->GetCommandBar())
1053     {
1054         RECT rect;
1055         ::GetWindowRect((HWND) GetMenuBar()->GetCommandBar(), &rect);
1056         pt.y += (rect.bottom - rect.top);
1057     }
1058 #endif
1059
1060     return pt;
1061 }