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
 323     wxMenu *autoMenu = NULL;
 324
 325     if( menubar->GetMenuCount() == 1 )
 326     {
 327         autoMenu = wxTopLevelWindowMSW::ButtonMenu::DuplicateMenu(menubar->GetMenu(0));
 328         SetRightMenu(wxID_ANY, menubar->GetLabelTop(0), autoMenu);
 329     }
 330     else
 331     {
 332         autoMenu = new wxMenu;
 333
 334         for( size_t n = 0; n < menubar->GetMenuCount(); n++ )
 335         {
 336             wxMenu *item = menubar->GetMenu(n);
 337             wxString label = menubar->GetLabelTop(n);
 338             wxMenu *new_item = wxTopLevelWindowMSW::ButtonMenu::DuplicateMenu(item);
 339             autoMenu->Append(wxID_ANY, label, new_item);
 340         }
 341
 342         SetRightMenu(wxID_ANY, _("Menu"), autoMenu);
 343     }
 344
 345 #elif defined(WINCE_WITHOUT_COMMANDBAR)
 346     if (!GetToolBar())
 347     {
 348         wxToolBar* toolBar = new wxToolBar(this, -1,
 349                          wxDefaultPosition, wxDefaultSize,
 350                          wxBORDER_NONE | wxTB_HORIZONTAL,
 351                          wxToolBarNameStr, menubar);
 352         SetToolBar(toolBar);
 353         menubar->SetToolBar(toolBar);
 354     }
 355     // Now adjust size for menu bar
 356     int menuHeight = 26;
 357
 358     //When the main window is created using CW_USEDEFAULT the height of the
 359     // is created is not taken into account). So we resize the window after
 360     // if a menubar is present
 361     {
 362         RECT rc;
 363         ::GetWindowRect((HWND) GetHWND(), &rc);
 364         // adjust for menu / titlebar height
 365         rc.bottom -= (2*menuHeight-1);
 366
 367         MoveWindow((HWND) GetHWND(), rc.left, rc.top, rc.right, rc.bottom, FALSE);
 368     }
 369 #endif
 370
 371     wxFrameBase::AttachMenuBar(menubar);
 372
 373     if ( !menubar )
 374     {
 375         // actually remove the menu from the frame
 376         m_hMenu = (WXHMENU)0;
 377         InternalSetMenuBar();
 378     }
 379     else // set new non NULL menu bar
 380     {
 381 #if !defined(__WXWINCE__) || defined(WINCE_WITH_COMMANDBAR)
 382         // Can set a menubar several times.
 383         if ( menubar->GetHMenu() )
 384         {
 385             m_hMenu = menubar->GetHMenu();
 386         }
 387         else // no HMENU yet
 388         {
 389             m_hMenu = menubar->Create();
 390
 391             if ( !m_hMenu )
 392             {
 393                 wxFAIL_MSG( _T("failed to create menu bar") );
 394                 return;
 395             }
 396         }
 397 #endif
 398         InternalSetMenuBar();
 399     }
 400 }
 401
 402 void wxFrame::InternalSetMenuBar()
 403 {
 404 #if defined(__WXMICROWIN__) || defined(__WXWINCE__)
 405     // Nothing
 406 #else
 407     if ( !::SetMenu(GetHwnd(), (HMENU)m_hMenu) )
 408     {
 409         wxLogLastError(wxT("SetMenu"));
 410     }
 411 #endif
 412 }
 413
 414 #endif // wxUSE_MENUS_NATIVE
 415
 416 // Responds to colour changes, and passes event on to children.
 417 void wxFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
 418 {
 419     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
 420     Refresh();
 421
 422 #if wxUSE_STATUSBAR
 423     if ( m_frameStatusBar )
 424     {
 425         wxSysColourChangedEvent event2;
 426         event2.SetEventObject( m_frameStatusBar );
 427         m_frameStatusBar->GetEventHandler()->ProcessEvent(event2);
 428     }
 429 #endif // wxUSE_STATUSBAR
 430
 431     // Propagate the event to the non-top-level children
 432     wxWindow::OnSysColourChanged(event);
 433 }
 434
 435 // Pass TRUE to show full screen, FALSE to restore.
 436 bool wxFrame::ShowFullScreen(bool show, long style)
 437 {
 438     if ( IsFullScreen() == show )
 439         return FALSE;
 440
 441     if (show)
 442     {
 443 #if wxUSE_TOOLBAR
 444
 445 #if defined(WINCE_WITH_COMMANDBAR)
 446         // TODO: hide commandbar
 447 #else
 448         wxToolBar *theToolBar = GetToolBar();
 449         if (theToolBar)
 450             theToolBar->GetSize(NULL, &m_fsToolBarHeight);
 451
 452         // zap the toolbar, menubar, and statusbar
 453
 454         if ((style & wxFULLSCREEN_NOTOOLBAR) && theToolBar)
 455         {
 456             theToolBar->SetSize(-1,0);
 457             theToolBar->Show(FALSE);
 458         }
 459 #endif // __WXWINCE__
 460 #endif // wxUSE_TOOLBAR
 461
 462 #if defined(__WXMICROWIN__)
 463 #elif defined(__WXWINCE__)
 464         // TODO: make it work for WinCE
 465 #else
 466         if (style & wxFULLSCREEN_NOMENUBAR)
 467             SetMenu((HWND)GetHWND(), (HMENU) NULL);
 468 #endif
 469
 470 #if wxUSE_STATUSBAR
 471         wxStatusBar *theStatusBar = GetStatusBar();
 472         if (theStatusBar)
 473             theStatusBar->GetSize(NULL, &m_fsStatusBarHeight);
 474
 475         // Save the number of fields in the statusbar
 476         if ((style & wxFULLSCREEN_NOSTATUSBAR) && theStatusBar)
 477         {
 478             //m_fsStatusBarFields = theStatusBar->GetFieldsCount();
 479             //SetStatusBar((wxStatusBar*) NULL);
 480             //delete theStatusBar;
 481             theStatusBar->Show(FALSE);
 482         }
 483         else
 484             m_fsStatusBarFields = 0;
 485 #endif // wxUSE_STATUSBAR
 486     }
 487     else
 488     {
 489 #if wxUSE_TOOLBAR
 490 #if defined(WINCE_WITHOUT_COMMANDBAR)
 491         // TODO: show commandbar
 492 #else
 493         wxToolBar *theToolBar = GetToolBar();
 494
 495         // restore the toolbar, menubar, and statusbar
 496         if (theToolBar && (m_fsStyle & wxFULLSCREEN_NOTOOLBAR))
 497         {
 498             theToolBar->SetSize(-1, m_fsToolBarHeight);
 499             theToolBar->Show(TRUE);
 500         }
 501 #endif // __WXWINCE__
 502 #endif // wxUSE_TOOLBAR
 503
 504 #if wxUSE_STATUSBAR
 505         if ( m_fsStyle & wxFULLSCREEN_NOSTATUSBAR )
 506         {
 507             //CreateStatusBar(m_fsStatusBarFields);
 508             if (GetStatusBar())
 509             {
 510                 GetStatusBar()->Show(TRUE);
 511                 PositionStatusBar();
 512             }
 513         }
 514 #endif // wxUSE_STATUSBAR
 515
 516 #if defined(__WXMICROWIN__)
 517 #elif defined(__WXWINCE__)
 518         // TODO: make it work for WinCE
 519 #else
 520         if ((m_fsStyle & wxFULLSCREEN_NOMENUBAR) && (m_hMenu != 0))
 521             SetMenu((HWND)GetHWND(), (HMENU)m_hMenu);
 522 #endif
 523     }
 524
 525     return wxFrameBase::ShowFullScreen(show, style);
 526 }
 527
 528 // ----------------------------------------------------------------------------
 529 // tool/status bar stuff
 530 // ----------------------------------------------------------------------------
 531
 532 #if wxUSE_TOOLBAR
 533
 534 wxToolBar* wxFrame::CreateToolBar(long style, wxWindowID id, const wxString& name)
 535 {
 536 #if defined(WINCE_WITHOUT_COMMANDBAR)
 537     // We may already have a toolbar from calling SetMenuBar.
 538     if (GetToolBar())
 539         return GetToolBar();
 540 #endif
 541     if ( wxFrameBase::CreateToolBar(style, id, name) )
 542     {
 543         PositionToolBar();
 544     }
 545
 546     return m_frameToolBar;
 547 }
 548
 549 void wxFrame::PositionToolBar()
 550 {
 551     wxToolBar *toolbar = GetToolBar();
 552     if ( toolbar && toolbar->IsShown() )
 553     {
 554 #if defined(WINCE_WITHOUT_COMMANDBAR)
 555         // We want to do something different in WinCE, because
 556         // the toolbar should be associated with the commandbar,
 557         // and not an independent window.
 558         // TODO
 559 #else
 560         // don't call our (or even wxTopLevelWindow) version because we want
 561         // the real (full) client area size, not excluding the tool/status bar
 562         int width, height;
 563         wxWindow::DoGetClientSize(&width, &height);
 564
 565 #if wxUSE_STATUSBAR
 566         wxStatusBar *statbar = GetStatusBar();
 567         if ( statbar && statbar->IsShown() )
 568         {
 569             height -= statbar->GetClientSize().y;
 570         }
 571 #endif // wxUSE_STATUSBAR
 572
 573         int x = 0;
 574         int y = 0;
 575 #if defined(WINCE_WITH_COMMANDBAR)
 576         // We're using a commandbar - so we have to allow for it.
 577         if (GetMenuBar() && GetMenuBar()->GetCommandBar())
 578         {
 579             RECT rect;
 580             ::GetWindowRect((HWND) GetMenuBar()->GetCommandBar(), &rect);
 581             y = rect.bottom - rect.top;
 582         }
 583 #endif
 584
 585         int tx, ty;
 586         int tw, th;
 587         toolbar->GetPosition(&tx, &ty);
 588         toolbar->GetSize(&tw, &th);
 589
 590         // Adjust
 591         if (ty < 0 && (-ty == th))
 592             ty = 0;
 593         if (tx < 0 && (-tx == tw))
 594             tx = 0;
 595
 596         int desiredW = tw;
 597         int desiredH = th;
 598
 599         if ( toolbar->GetWindowStyleFlag() & wxTB_VERTICAL )
 600         {
 601             desiredH = height;
 602         }
 603         else
 604         {
 605             desiredW = width;
 606 //            if ( toolbar->GetWindowStyleFlag() & wxTB_FLAT )
 607 //                desiredW -= 3;
 608         }
 609
 610         // use the 'real' MSW position here, don't offset relativly to the
 611         // client area origin
 612
 613         // Optimise such that we don't have to always resize the toolbar
 614         // when the frame changes, otherwise we'll get a lot of flicker.
 615         bool heightChanging = TRUE;
 616         bool widthChanging = TRUE;
 617
 618         if ( toolbar->GetWindowStyleFlag() & wxTB_VERTICAL )
 619         {
 620             // It's OK if the current height is greater than what can be shown.
 621             heightChanging = (desiredH > th) ;
 622             widthChanging = (desiredW != tw) ;
 623
 624             // The next time around, we may not have to set the size
 625             if (heightChanging)
 626                 desiredH = desiredH + 200;
 627         }
 628         else
 629         {
 630             // It's OK if the current width is greater than what can be shown.
 631             widthChanging = (desiredW > tw) ;
 632             heightChanging = (desiredH != th) ;
 633
 634             // The next time around, we may not have to set the size
 635             if (widthChanging)
 636                 desiredW = desiredW + 200;
 637         }
 638
 639         if (tx != 0 || ty != 0 || widthChanging || heightChanging)
 640             toolbar->SetSize(x, y, desiredW, desiredH, wxSIZE_NO_ADJUSTMENTS);
 641
 642 #endif // __WXWINCE__
 643     }
 644 }
 645
 646 #endif // wxUSE_TOOLBAR
 647
 648 // ----------------------------------------------------------------------------
 649 // frame state (iconized/maximized/...)
 650 // ----------------------------------------------------------------------------
 651
 652 // propagate our state change to all child frames: this allows us to emulate X
 653 // Windows behaviour where child frames float independently of the parent one
 654 // on the desktop, but are iconized/restored with it
 655 void wxFrame::IconizeChildFrames(bool bIconize)
 656 {
 657     for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
 658           node;
 659           node = node->GetNext() )
 660     {
 661         wxWindow *win = node->GetData();
 662
 663         // iconizing the frames with this style under Win95 shell puts them at
 664         // the bottom of the screen (as the MDI children) instead of making
 665         // them appear in the taskbar because they are, by virtue of this
 666         // style, not managed by the taskbar - instead leave Windows take care
 667         // of them
 668 #ifdef __WIN95__
 669         if ( win->GetWindowStyle() & wxFRAME_TOOL_WINDOW )
 670             continue;
 671 #endif // Win95
 672
 673         // the child MDI frames are a special case and should not be touched by
 674         // the parent frame - instead, they are managed by the user
 675         wxFrame *frame = wxDynamicCast(win, wxFrame);
 676         if ( frame
 677 #if wxUSE_MDI_ARCHITECTURE
 678                 && !wxDynamicCast(frame, wxMDIChildFrame)
 679 #endif // wxUSE_MDI_ARCHITECTURE
 680            )
 681         {
 682             // we don't want to restore the child frames which had been
 683             // iconized even before we were iconized, so save the child frame
 684             // status when iconizing the parent frame and check it when
 685             // restoring it
 686             if ( bIconize )
 687             {
 688                 frame->m_wasMinimized = frame->IsIconized();
 689             }
 690
 691             // note that we shouldn't touch the hidden frames neither because
 692             // iconizing/restoring them would show them as a side effect
 693             if ( !frame->m_wasMinimized && frame->IsShown() )
 694                 frame->Iconize(bIconize);
 695         }
 696     }
 697 }
 698
 699 WXHICON wxFrame::GetDefaultIcon() const
 700 {
 701     // we don't have any standard icons (any more)
 702     return (WXHICON)0;
 703 }
 704
 705 // ===========================================================================
 706 // message processing
 707 // ===========================================================================
 708
 709 // ---------------------------------------------------------------------------
 710 // preprocessing
 711 // ---------------------------------------------------------------------------
 712
 713 bool wxFrame::MSWTranslateMessage(WXMSG* pMsg)
 714 {
 715     if ( wxWindow::MSWTranslateMessage(pMsg) )
 716         return TRUE;
 717
 718 #if wxUSE_MENUS && wxUSE_ACCEL && !defined(__WXUNIVERSAL__)
 719     // try the menu bar accels
 720     wxMenuBar *menuBar = GetMenuBar();
 721     if ( !menuBar )
 722         return FALSE;
 723
 724     const wxAcceleratorTable& acceleratorTable = menuBar->GetAccelTable();
 725     return acceleratorTable.Translate(this, pMsg);
 726 #else
 727     return FALSE;
 728 #endif // wxUSE_MENUS && wxUSE_ACCEL
 729 }
 730
 731 // ---------------------------------------------------------------------------
 732 // our private (non virtual) message handlers
 733 // ---------------------------------------------------------------------------
 734
 735 bool wxFrame::HandlePaint()
 736 {
 737     RECT rect;
 738     if ( GetUpdateRect(GetHwnd(), &rect, FALSE) )
 739     {
 740 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 741         if ( m_iconized )
 742         {
 743             const wxIcon& icon = GetIcon();
 744             HICON hIcon = icon.Ok() ? GetHiconOf(icon)
 745                                     : (HICON)GetDefaultIcon();
 746
 747             // Hold a pointer to the dc so long as the OnPaint() message
 748             // is being processed
 749             PAINTSTRUCT ps;
 750             HDC hdc = ::BeginPaint(GetHwnd(), &ps);
 751
 752             // Erase background before painting or we get white background
 753             MSWDefWindowProc(WM_ICONERASEBKGND, (WORD)(LONG)ps.hdc, 0L);
 754
 755             if ( hIcon )
 756             {
 757                 RECT rect;
 758                 ::GetClientRect(GetHwnd(), &rect);
 759
 760                 // FIXME: why hardcoded?
 761                 static const int icon_width = 32;
 762                 static const int icon_height = 32;
 763
 764                 int icon_x = (int)((rect.right - icon_width)/2);
 765                 int icon_y = (int)((rect.bottom - icon_height)/2);
 766
 767                 ::DrawIcon(hdc, icon_x, icon_y, hIcon);
 768             }
 769
 770             ::EndPaint(GetHwnd(), &ps);
 771
 772             return TRUE;
 773         }
 774         else
 775  #endif
 776         {
 777             return wxWindow::HandlePaint();
 778         }
 779     }
 780     else
 781     {
 782         // nothing to paint - processed
 783         return TRUE;
 784     }
 785 }
 786
 787 bool wxFrame::HandleSize(int x, int y, WXUINT id)
 788 {
 789     bool processed = FALSE;
 790 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 791
 792     switch ( id )
 793     {
 794         case SIZENORMAL:
 795             // only do it it if we were iconized before, otherwise resizing the
 796             // parent frame has a curious side effect of bringing it under it's
 797             // children
 798             if ( !m_iconized )
 799                 break;
 800
 801             // restore all child frames too
 802             IconizeChildFrames(FALSE);
 803
 804             (void)SendIconizeEvent(FALSE);
 805
 806             // fall through
 807
 808         case SIZEFULLSCREEN:
 809             m_iconized = FALSE;
 810             break;
 811
 812         case SIZEICONIC:
 813             // iconize all child frames too
 814             IconizeChildFrames(TRUE);
 815
 816             (void)SendIconizeEvent();
 817
 818             m_iconized = TRUE;
 819             break;
 820     }
 821 #endif
 822
 823     if ( !m_iconized )
 824     {
 825 #if wxUSE_STATUSBAR
 826         PositionStatusBar();
 827 #endif // wxUSE_STATUSBAR
 828
 829 #if wxUSE_TOOLBAR
 830         PositionToolBar();
 831 #endif // wxUSE_TOOLBAR
 832
 833 #if defined(WINCE_WITH_COMMANDBAR)
 834         // Position the menu command bar
 835         if (GetMenuBar() && GetMenuBar()->GetCommandBar())
 836         {
 837             RECT rect;
 838             ::GetWindowRect((HWND) GetMenuBar()->GetCommandBar(), &rect);
 839             wxSize clientSz = GetClientSize();
 840
 841             if ( !::MoveWindow((HWND) GetMenuBar()->GetCommandBar(), 0, 0, clientSz.x, rect.bottom - rect.top, true ) )
 842             {
 843                 wxLogLastError(wxT("MoveWindow"));
 844             }
 845
 846         }
 847 #endif
 848
 849
 850         processed = wxWindow::HandleSize(x, y, id);
 851     }
 852
 853     return processed;
 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 #ifdef __SMARTPHONE__
 880         // handle here commands from Smartphone menu bar
 881         if ( wxTopLevelWindow::HandleCommand(id, cmd, control ) )
 882         {
 883             return true;
 884         }
 885 #endif // __SMARTPHONE__
 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, 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 }