src/msw/frame.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/msw/frame.cpp
   3 // Purpose:     wxFrame
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 // For compilers that support precompilation, includes "wx.h".
  21 #include "wx/wxprec.h"
  22
  23 #ifdef __BORLANDC__
  24     #pragma hdrstop
  25 #endif
  26
  27 #include "wx/frame.h"
  28
  29 #ifndef WX_PRECOMP
  30     #include "wx/msw/wrapcctl.h" // include <commctrl.h> "properly"
  31     #include "wx/app.h"
  32     #include "wx/menu.h"
  33     #include "wx/utils.h"
  34     #include "wx/dialog.h"
  35     #include "wx/settings.h"
  36     #include "wx/dcclient.h"
  37     #include "wx/mdi.h"
  38     #include "wx/panel.h"
  39     #include "wx/log.h"
  40     #include "wx/toolbar.h"
  41     #include "wx/statusbr.h"
  42     #include "wx/menuitem.h"
  43 #endif // WX_PRECOMP
  44
  45 #include "wx/msw/private.h"
  46
  47 #if defined(__POCKETPC__) || defined(__SMARTPHONE__)
  48     #include <ole2.h>
  49     #include <aygshell.h>
  50     #include "wx/msw/winundef.h"
  51 #endif
  52
  53 #include "wx/generic/statusbr.h"
  54
  55 #ifdef __WXUNIVERSAL__
  56     #include "wx/univ/theme.h"
  57     #include "wx/univ/colschem.h"
  58 #endif // __WXUNIVERSAL__
  59
  60 // ----------------------------------------------------------------------------
  61 // globals
  62 // ----------------------------------------------------------------------------
  63
  64 #if wxUSE_MENUS_NATIVE
  65     extern wxMenu *wxCurrentPopupMenu;
  66 #endif // wxUSE_MENUS_NATIVE
  67
  68 // ----------------------------------------------------------------------------
  69 // event tables
  70 // ----------------------------------------------------------------------------
  71
  72 BEGIN_EVENT_TABLE(wxFrame, wxFrameBase)
  73     EVT_SYS_COLOUR_CHANGED(wxFrame::OnSysColourChanged)
  74 END_EVENT_TABLE()
  75
  76 #if wxUSE_EXTENDED_RTTI
  77 WX_DEFINE_FLAGS( wxFrameStyle )
  78
  79 wxBEGIN_FLAGS( wxFrameStyle )
  80     // new style border flags, we put them first to
  81     // use them for streaming out
  82     wxFLAGS_MEMBER(wxBORDER_SIMPLE)
  83     wxFLAGS_MEMBER(wxBORDER_SUNKEN)
  84     wxFLAGS_MEMBER(wxBORDER_DOUBLE)
  85     wxFLAGS_MEMBER(wxBORDER_RAISED)
  86     wxFLAGS_MEMBER(wxBORDER_STATIC)
  87     wxFLAGS_MEMBER(wxBORDER_NONE)
  88
  89     // old style border flags
  90     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
  91     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
  92     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
  93     wxFLAGS_MEMBER(wxRAISED_BORDER)
  94     wxFLAGS_MEMBER(wxSTATIC_BORDER)
  95     wxFLAGS_MEMBER(wxBORDER)
  96
  97     // standard window styles
  98     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
  99     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
 100     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
 101     wxFLAGS_MEMBER(wxWANTS_CHARS)
 102     wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
 103     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
 104     wxFLAGS_MEMBER(wxVSCROLL)
 105     wxFLAGS_MEMBER(wxHSCROLL)
 106
 107     // frame styles
 108     wxFLAGS_MEMBER(wxSTAY_ON_TOP)
 109     wxFLAGS_MEMBER(wxCAPTION)
 110 #if WXWIN_COMPATIBILITY_2_6
 111     wxFLAGS_MEMBER(wxTHICK_FRAME)
 112 #endif // WXWIN_COMPATIBILITY_2_6
 113     wxFLAGS_MEMBER(wxSYSTEM_MENU)
 114     wxFLAGS_MEMBER(wxRESIZE_BORDER)
 115 #if WXWIN_COMPATIBILITY_2_6
 116     wxFLAGS_MEMBER(wxRESIZE_BOX)
 117 #endif // WXWIN_COMPATIBILITY_2_6
 118     wxFLAGS_MEMBER(wxCLOSE_BOX)
 119     wxFLAGS_MEMBER(wxMAXIMIZE_BOX)
 120     wxFLAGS_MEMBER(wxMINIMIZE_BOX)
 121
 122     wxFLAGS_MEMBER(wxFRAME_TOOL_WINDOW)
 123     wxFLAGS_MEMBER(wxFRAME_FLOAT_ON_PARENT)
 124
 125     wxFLAGS_MEMBER(wxFRAME_SHAPED)
 126
 127 wxEND_FLAGS( wxFrameStyle )
 128
 129 IMPLEMENT_DYNAMIC_CLASS_XTI(wxFrame, wxTopLevelWindow,"wx/frame.h")
 130
 131 wxBEGIN_PROPERTIES_TABLE(wxFrame)
 132     wxEVENT_PROPERTY( Menu , wxEVT_COMMAND_MENU_SELECTED , wxCommandEvent)
 133
 134     wxPROPERTY( Title,wxString, SetTitle, GetTitle, wxString() , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 135     wxPROPERTY_FLAGS( WindowStyle , wxFrameStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
 136     wxPROPERTY( MenuBar , wxMenuBar * , SetMenuBar , GetMenuBar , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 137 wxEND_PROPERTIES_TABLE()
 138
 139 wxBEGIN_HANDLERS_TABLE(wxFrame)
 140 wxEND_HANDLERS_TABLE()
 141
 142 wxCONSTRUCTOR_6( wxFrame , wxWindow* , Parent , wxWindowID , Id , wxString , Title , wxPoint , Position , wxSize , Size , long , WindowStyle)
 143
 144 #else
 145 IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxTopLevelWindow)
 146 #endif
 147
 148 // ============================================================================
 149 // implementation
 150 // ============================================================================
 151
 152 // ----------------------------------------------------------------------------
 153 // static class members
 154 // ----------------------------------------------------------------------------
 155
 156 #if wxUSE_STATUSBAR
 157     #if wxUSE_NATIVE_STATUSBAR
 158         bool wxFrame::m_useNativeStatusBar = true;
 159     #else
 160         bool wxFrame::m_useNativeStatusBar = false;
 161     #endif
 162 #endif // wxUSE_NATIVE_STATUSBAR
 163
 164 // ----------------------------------------------------------------------------
 165 // creation/destruction
 166 // ----------------------------------------------------------------------------
 167
 168 void wxFrame::Init()
 169 {
 170 #if wxUSE_MENUS
 171     m_hMenu = NULL;
 172 #endif // wxUSE_MENUS
 173
 174 #if wxUSE_TOOLTIPS
 175     m_hwndToolTip = 0;
 176 #endif
 177
 178     m_wasMinimized = false;
 179 }
 180
 181 bool wxFrame::Create(wxWindow *parent,
 182                      wxWindowID id,
 183                      const wxString& title,
 184                      const wxPoint& pos,
 185                      const wxSize& size,
 186                      long style,
 187                      const wxString& name)
 188 {
 189     if ( !wxTopLevelWindow::Create(parent, id, title, pos, size, style, name) )
 190         return false;
 191
 192     SetOwnBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
 193
 194 #if defined(__SMARTPHONE__)
 195     SetLeftMenu(wxID_EXIT, _("Done"));
 196 #endif
 197
 198 #if wxUSE_ACCEL && defined(__POCKETPC__)
 199     // The guidelines state that Ctrl+Q should quit the app.
 200     // Let's define an accelerator table to send wxID_EXIT.
 201     wxAcceleratorEntry entries[1];
 202     entries[0].Set(wxACCEL_CTRL,   'Q',         wxID_EXIT);
 203     wxAcceleratorTable accel(1, entries);
 204     SetAcceleratorTable(accel);
 205 #endif // wxUSE_ACCEL && __POCKETPC__
 206
 207     return true;
 208 }
 209
 210 wxFrame::~wxFrame()
 211 {
 212     m_isBeingDeleted = true;
 213     DeleteAllBars();
 214 }
 215
 216 // ----------------------------------------------------------------------------
 217 // wxFrame client size calculations
 218 // ----------------------------------------------------------------------------
 219
 220 void wxFrame::DoSetClientSize(int width, int height)
 221 {
 222     // leave enough space for the status bar if we have (and show) it
 223 #if wxUSE_STATUSBAR
 224     wxStatusBar *statbar = GetStatusBar();
 225     if ( statbar && statbar->IsShown() )
 226     {
 227         height += statbar->GetSize().y;
 228     }
 229 #endif // wxUSE_STATUSBAR
 230
 231     // call GetClientAreaOrigin() to take the toolbar into account
 232     wxPoint pt = GetClientAreaOrigin();
 233     width += pt.x;
 234     height += pt.y;
 235
 236 #if wxUSE_TOOLBAR
 237     wxToolBar * const toolbar = GetToolBar();
 238     if ( toolbar )
 239     {
 240         if ( toolbar->HasFlag(wxTB_RIGHT | wxTB_BOTTOM) )
 241         {
 242             const wxSize sizeTB = toolbar->GetSize();
 243             if ( toolbar->HasFlag(wxTB_RIGHT) )
 244                 width -= sizeTB.x;
 245             else // wxTB_BOTTOM
 246                 height -= sizeTB.y;
 247         }
 248         //else: toolbar already taken into account by GetClientAreaOrigin()
 249     }
 250 #endif // wxUSE_TOOLBAR
 251
 252     wxTopLevelWindow::DoSetClientSize(width, height);
 253 }
 254
 255 // Get size *available for subwindows* i.e. excluding menu bar, toolbar etc.
 256 void wxFrame::DoGetClientSize(int *x, int *y) const
 257 {
 258     wxTopLevelWindow::DoGetClientSize(x, y);
 259
 260     // account for the possible toolbar
 261     wxPoint pt = GetClientAreaOrigin();
 262     if ( x )
 263         *x -= pt.x;
 264
 265     if ( y )
 266         *y -= pt.y;
 267
 268 #if wxUSE_TOOLBAR
 269     wxToolBar * const toolbar = GetToolBar();
 270     if ( toolbar )
 271     {
 272         if ( toolbar->HasFlag(wxTB_RIGHT | wxTB_BOTTOM) )
 273         {
 274             const wxSize sizeTB = toolbar->GetSize();
 275             if ( toolbar->HasFlag(wxTB_RIGHT) )
 276             {
 277                 if ( x )
 278                     *x -= sizeTB.x;
 279             }
 280             else // wxTB_BOTTOM
 281             {
 282                 if ( y )
 283                     *y -= sizeTB.y;
 284             }
 285         }
 286         //else: toolbar already taken into account by GetClientAreaOrigin()
 287     }
 288 #endif // wxUSE_TOOLBAR
 289
 290 #if wxUSE_STATUSBAR
 291     // adjust client area height to take the status bar into account
 292     if ( y )
 293     {
 294         wxStatusBar *statbar = GetStatusBar();
 295         if ( statbar && statbar->IsShown() )
 296         {
 297             *y -= statbar->GetClientSize().y;
 298         }
 299     }
 300 #endif // wxUSE_STATUSBAR
 301 }
 302
 303 // ----------------------------------------------------------------------------
 304 // wxFrame: various geometry-related functions
 305 // ----------------------------------------------------------------------------
 306
 307 void wxFrame::Raise()
 308 {
 309     ::SetForegroundWindow(GetHwnd());
 310 }
 311
 312 // generate an artificial resize event
 313 void wxFrame::SendSizeEvent(int flags)
 314 {
 315     if ( !m_iconized )
 316     {
 317         RECT r = wxGetWindowRect(GetHwnd());
 318
 319         if ( flags & wxSEND_EVENT_POST )
 320         {
 321             ::PostMessage(GetHwnd(), WM_SIZE,
 322                           IsMaximized() ? SIZE_MAXIMIZED : SIZE_RESTORED,
 323                           MAKELPARAM(r.right - r.left, r.bottom - r.top));
 324         }
 325         else // send it
 326         {
 327             ::SendMessage(GetHwnd(), WM_SIZE,
 328                           IsMaximized() ? SIZE_MAXIMIZED : SIZE_RESTORED,
 329                           MAKELPARAM(r.right - r.left, r.bottom - r.top));
 330         }
 331     }
 332 }
 333
 334 #if wxUSE_STATUSBAR
 335 wxStatusBar *wxFrame::OnCreateStatusBar(int number,
 336                                         long style,
 337                                         wxWindowID id,
 338                                         const wxString& name)
 339 {
 340     wxStatusBar *statusBar wxDUMMY_INITIALIZE(NULL);
 341
 342 #if wxUSE_NATIVE_STATUSBAR
 343     if ( !UsesNativeStatusBar() )
 344     {
 345         statusBar = (wxStatusBar *)new wxStatusBarGeneric(this, id, style);
 346     }
 347     else
 348 #endif
 349     {
 350         statusBar = new wxStatusBar(this, id, style, name);
 351     }
 352
 353     statusBar->SetFieldsCount(number);
 354
 355     return statusBar;
 356 }
 357
 358 void wxFrame::PositionStatusBar()
 359 {
 360     if ( !m_frameStatusBar || !m_frameStatusBar->IsShown() )
 361         return;
 362
 363     int w, h;
 364     GetClientSize(&w, &h);
 365
 366     int sw, sh;
 367     m_frameStatusBar->GetSize(&sw, &sh);
 368
 369     int x = 0;
 370 #if wxUSE_TOOLBAR
 371     wxToolBar * const toolbar = GetToolBar();
 372     if ( toolbar && !toolbar->HasFlag(wxTB_TOP) )
 373     {
 374         const wxSize sizeTB = toolbar->GetSize();
 375
 376         if ( toolbar->HasFlag(wxTB_LEFT | wxTB_RIGHT) )
 377         {
 378             if ( toolbar->HasFlag(wxTB_LEFT) )
 379                 x -= sizeTB.x;
 380
 381             w += sizeTB.x;
 382         }
 383         else // wxTB_BOTTOM
 384         {
 385             // we need to position the status bar below the toolbar
 386             h += sizeTB.y;
 387         }
 388     }
 389     //else: no adjustments necessary for the toolbar on top
 390 #endif // wxUSE_TOOLBAR
 391
 392     // Since we wish the status bar to be directly under the client area,
 393     // we use the adjusted sizes without using wxSIZE_NO_ADJUSTMENTS.
 394     m_frameStatusBar->SetSize(x, h, w, sh);
 395 }
 396
 397 #endif // wxUSE_STATUSBAR
 398
 399 #if wxUSE_MENUS_NATIVE
 400
 401 void wxFrame::AttachMenuBar(wxMenuBar *menubar)
 402 {
 403 #if defined(__SMARTPHONE__) && defined(__WXWINCE__)
 404
 405     wxMenu *autoMenu = NULL;
 406
 407     if( menubar->GetMenuCount() == 1 )
 408     {
 409         autoMenu = wxTopLevelWindowMSW::ButtonMenu::DuplicateMenu(menubar->GetMenu(0));
 410         SetRightMenu(wxID_ANY, menubar->GetMenuLabel(0), autoMenu);
 411     }
 412     else
 413     {
 414         autoMenu = new wxMenu;
 415
 416         for( size_t n = 0; n < menubar->GetMenuCount(); n++ )
 417         {
 418             wxMenu *item = menubar->GetMenu(n);
 419             wxString label = menubar->GetMenuLabel(n);
 420             wxMenu *new_item = wxTopLevelWindowMSW::ButtonMenu::DuplicateMenu(item);
 421             autoMenu->Append(wxID_ANY, label, new_item);
 422         }
 423
 424         SetRightMenu(wxID_ANY, _("Menu"), autoMenu);
 425     }
 426
 427 #elif defined(WINCE_WITHOUT_COMMANDBAR)
 428     if (!GetToolBar())
 429     {
 430         wxToolMenuBar* toolBar = new wxToolMenuBar(this, wxID_ANY,
 431                          wxDefaultPosition, wxDefaultSize,
 432                          wxBORDER_NONE | wxTB_HORIZONTAL,
 433                          wxToolBarNameStr, menubar);
 434         SetToolBar(toolBar);
 435         menubar->SetToolBar(toolBar);
 436     }
 437     // Now adjust size for menu bar
 438     int menuHeight = 26;
 439
 440     //When the main window is created using CW_USEDEFAULT the height of the
 441     // is created is not taken into account). So we resize the window after
 442     // if a menubar is present
 443     {
 444         RECT rc;
 445         ::GetWindowRect((HWND) GetHWND(), &rc);
 446         // adjust for menu / titlebar height
 447         rc.bottom -= (2*menuHeight-1);
 448
 449         ::MoveWindow((HWND) GetHWND(), rc.left, rc.top, rc.right, rc.bottom, FALSE);
 450     }
 451 #endif
 452
 453     wxFrameBase::AttachMenuBar(menubar);
 454
 455     if ( !menubar )
 456     {
 457         // actually remove the menu from the frame
 458         m_hMenu = (WXHMENU)0;
 459         InternalSetMenuBar();
 460     }
 461     else // set new non NULL menu bar
 462     {
 463 #if !defined(__WXWINCE__) || defined(WINCE_WITH_COMMANDBAR)
 464         // Can set a menubar several times.
 465         if ( menubar->GetHMenu() )
 466         {
 467             m_hMenu = menubar->GetHMenu();
 468         }
 469         else // no HMENU yet
 470         {
 471             m_hMenu = menubar->Create();
 472
 473             if ( !m_hMenu )
 474             {
 475                 wxFAIL_MSG( _T("failed to create menu bar") );
 476                 return;
 477             }
 478         }
 479 #endif
 480         InternalSetMenuBar();
 481     }
 482 }
 483
 484 void wxFrame::InternalSetMenuBar()
 485 {
 486 #if defined(__WXMICROWIN__) || defined(__WXWINCE__)
 487     // Nothing
 488 #else
 489     if ( !::SetMenu(GetHwnd(), (HMENU)m_hMenu) )
 490     {
 491         wxLogLastError(wxT("SetMenu"));
 492     }
 493 #endif
 494 }
 495
 496 #endif // wxUSE_MENUS_NATIVE
 497
 498 // Responds to colour changes, and passes event on to children.
 499 void wxFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
 500 {
 501     SetOwnBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
 502     Refresh();
 503
 504 #if wxUSE_STATUSBAR
 505     if ( m_frameStatusBar )
 506     {
 507         wxSysColourChangedEvent event2;
 508         event2.SetEventObject( m_frameStatusBar );
 509         m_frameStatusBar->HandleWindowEvent(event2);
 510     }
 511 #endif // wxUSE_STATUSBAR
 512
 513     // Propagate the event to the non-top-level children
 514     wxWindow::OnSysColourChanged(event);
 515 }
 516
 517 // Pass true to show full screen, false to restore.
 518 bool wxFrame::ShowFullScreen(bool show, long style)
 519 {
 520     // TODO-CE: add support for CE
 521 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 522     if ( IsFullScreen() == show )
 523         return false;
 524
 525     if (show)
 526     {
 527         // zap the toolbar, menubar, and statusbar if needed
 528         //
 529         // TODO: hide commandbar for WINCE_WITH_COMMANDBAR
 530 #if wxUSE_TOOLBAR
 531         wxToolBar *theToolBar = GetToolBar();
 532
 533         if ((style & wxFULLSCREEN_NOTOOLBAR) && theToolBar)
 534         {
 535             if ( theToolBar->IsShown() )
 536             {
 537                 theToolBar->SetSize(wxDefaultCoord,0);
 538                 theToolBar->Show(false);
 539             }
 540             else // prevent it from being restored later
 541             {
 542                 style &= ~wxFULLSCREEN_NOTOOLBAR;
 543             }
 544         }
 545 #endif // wxUSE_TOOLBAR
 546
 547         if (style & wxFULLSCREEN_NOMENUBAR)
 548             SetMenu((HWND)GetHWND(), (HMENU) NULL);
 549
 550 #if wxUSE_STATUSBAR
 551         wxStatusBar *theStatusBar = GetStatusBar();
 552
 553         // Save the number of fields in the statusbar
 554         if ((style & wxFULLSCREEN_NOSTATUSBAR) && theStatusBar)
 555         {
 556             if ( theStatusBar->IsShown() )
 557                 theStatusBar->Show(false);
 558             else
 559                 style &= ~wxFULLSCREEN_NOSTATUSBAR;
 560         }
 561 #endif // wxUSE_STATUSBAR
 562     }
 563     else // restore to normal
 564     {
 565         // restore the toolbar, menubar, and statusbar if we had hid them
 566 #if wxUSE_TOOLBAR
 567         wxToolBar *theToolBar = GetToolBar();
 568
 569         if ((m_fsStyle & wxFULLSCREEN_NOTOOLBAR) && theToolBar)
 570         {
 571             theToolBar->Show(true);
 572         }
 573 #endif // wxUSE_TOOLBAR
 574
 575 #if wxUSE_MENUS
 576         if (m_fsStyle & wxFULLSCREEN_NOMENUBAR)
 577         {
 578             WXHMENU menu = m_hMenu;
 579
 580 #if wxUSE_MDI_ARCHITECTURE
 581             wxMDIParentFrame *frame = wxDynamicCast(this, wxMDIParentFrame);
 582             if (frame)
 583             {
 584                 wxMDIChildFrame *child = frame->GetActiveChild();
 585                 if (child)
 586                 {
 587                     menu = child->GetWinMenu();
 588                 }
 589             }
 590 #endif // wxUSE_MDI_ARCHITECTURE
 591
 592             if (menu)
 593             {
 594                 ::SetMenu(GetHwnd(), (HMENU)menu);
 595             }
 596         }
 597 #endif // wxUSE_MENUS
 598
 599 #if wxUSE_STATUSBAR
 600         wxStatusBar *theStatusBar = GetStatusBar();
 601
 602         if ((m_fsStyle & wxFULLSCREEN_NOSTATUSBAR) && theStatusBar)
 603         {
 604             theStatusBar->Show(true);
 605             PositionStatusBar();
 606         }
 607 #endif // wxUSE_STATUSBAR
 608     }
 609 #endif // !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 610
 611     return wxFrameBase::ShowFullScreen(show, style);
 612 }
 613
 614 // ----------------------------------------------------------------------------
 615 // tool/status bar stuff
 616 // ----------------------------------------------------------------------------
 617
 618 #if wxUSE_TOOLBAR
 619
 620 wxToolBar* wxFrame::CreateToolBar(long style, wxWindowID id, const wxString& name)
 621 {
 622 #if defined(WINCE_WITHOUT_COMMANDBAR)
 623     // We may already have a toolbar from calling SetMenuBar.
 624     if (GetToolBar())
 625         return GetToolBar();
 626 #endif
 627     if ( wxFrameBase::CreateToolBar(style, id, name) )
 628     {
 629         PositionToolBar();
 630     }
 631
 632     return m_frameToolBar;
 633 }
 634
 635 void wxFrame::PositionToolBar()
 636 {
 637     // TODO: we want to do something different in WinCE, because the toolbar
 638     //       should be associated with the commandbar, instead of being
 639     //       independent window.
 640 #if !defined(WINCE_WITHOUT_COMMANDBAR)
 641     wxToolBar *toolbar = GetToolBar();
 642     if ( toolbar && toolbar->IsShown() )
 643     {
 644         // don't call our (or even wxTopLevelWindow) version because we want
 645         // the real (full) client area size, not excluding the tool/status bar
 646         int width, height;
 647         wxWindow::DoGetClientSize(&width, &height);
 648
 649 #if wxUSE_STATUSBAR
 650         wxStatusBar *statbar = GetStatusBar();
 651         if ( statbar && statbar->IsShown() )
 652         {
 653             height -= statbar->GetClientSize().y;
 654         }
 655 #endif // wxUSE_STATUSBAR
 656
 657         int tx, ty, tw, th;
 658         toolbar->GetPosition( &tx, &ty );
 659         toolbar->GetSize( &tw, &th );
 660
 661         int x = 0, y = 0;
 662         if ( toolbar->HasFlag(wxTB_BOTTOM) )
 663         {
 664             x = 0;
 665             y = height - th;
 666         }
 667         else if ( toolbar->HasFlag(wxTB_RIGHT) )
 668         {
 669             x = width - tw;
 670             y = 0;
 671         }
 672         else // left or top
 673         {
 674             x = 0;
 675             y = 0;
 676         }
 677
 678 #if defined(WINCE_WITH_COMMANDBAR)
 679         // We're using a commandbar - so we have to allow for it.
 680         if (GetMenuBar() && GetMenuBar()->GetCommandBar())
 681         {
 682             RECT rect;
 683             ::GetWindowRect((HWND) GetMenuBar()->GetCommandBar(), &rect);
 684             y = rect.bottom - rect.top;
 685         }
 686 #endif // WINCE_WITH_COMMANDBAR
 687
 688         if ( toolbar->HasFlag(wxTB_BOTTOM) )
 689         {
 690             if ( ty < 0 && ( -ty == th ) )
 691                 ty = height - th;
 692             if ( tx < 0 && (-tx == tw ) )
 693                 tx = 0;
 694         }
 695         else if ( toolbar->HasFlag(wxTB_RIGHT) )
 696         {
 697             if( ty < 0 && ( -ty == th ) )
 698                 ty = 0;
 699             if( tx < 0 && ( -tx == tw ) )
 700                 tx = width - tw;
 701         }
 702         else // left or top
 703         {
 704             if (ty < 0 && (-ty == th))
 705                 ty = 0;
 706             if (tx < 0 && (-tx == tw))
 707                 tx = 0;
 708         }
 709
 710         int desiredW = tw;
 711         int desiredH = th;
 712
 713         if ( toolbar->IsVertical() )
 714         {
 715             desiredH = height;
 716         }
 717         else
 718         {
 719             desiredW = width;
 720         }
 721
 722         // use the 'real' MSW position here, don't offset relativly to the
 723         // client area origin
 724
 725         // Optimise such that we don't have to always resize the toolbar
 726         // when the frame changes, otherwise we'll get a lot of flicker.
 727         bool heightChanging wxDUMMY_INITIALIZE(true);
 728         bool widthChanging wxDUMMY_INITIALIZE(true);
 729
 730         if ( toolbar->IsVertical() )
 731         {
 732             // It's OK if the current height is greater than what can be shown.
 733             heightChanging = (desiredH > th) ;
 734             widthChanging = (desiredW != tw) ;
 735
 736             // The next time around, we may not have to set the size
 737             if (heightChanging)
 738                 desiredH = desiredH + 200;
 739         }
 740         else
 741         {
 742             // It's OK if the current width is greater than what can be shown.
 743             widthChanging = (desiredW > tw) ;
 744             heightChanging = (desiredH != th) ;
 745
 746             // The next time around, we may not have to set the size
 747             if (widthChanging)
 748                 desiredW = desiredW + 200;
 749         }
 750
 751         if (tx != 0 || ty != 0 || widthChanging || heightChanging)
 752             toolbar->SetSize(x, y, desiredW, desiredH, wxSIZE_NO_ADJUSTMENTS);
 753
 754     }
 755 #endif // !WINCE_WITH_COMMANDBAR
 756 }
 757
 758 #endif // wxUSE_TOOLBAR
 759
 760 // ----------------------------------------------------------------------------
 761 // frame state (iconized/maximized/...)
 762 // ----------------------------------------------------------------------------
 763
 764 // propagate our state change to all child frames: this allows us to emulate X
 765 // Windows behaviour where child frames float independently of the parent one
 766 // on the desktop, but are iconized/restored with it
 767 void wxFrame::IconizeChildFrames(bool bIconize)
 768 {
 769     m_iconized = bIconize;
 770
 771     for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
 772           node;
 773           node = node->GetNext() )
 774     {
 775         wxWindow *win = node->GetData();
 776
 777         // iconizing the frames with this style under Win95 shell puts them at
 778         // the bottom of the screen (as the MDI children) instead of making
 779         // them appear in the taskbar because they are, by virtue of this
 780         // style, not managed by the taskbar - instead leave Windows take care
 781         // of them
 782         if ( win->GetWindowStyle() & wxFRAME_TOOL_WINDOW )
 783             continue;
 784
 785         // the child MDI frames are a special case and should not be touched by
 786         // the parent frame - instead, they are managed by the user
 787         wxFrame *frame = wxDynamicCast(win, wxFrame);
 788         if ( frame
 789 #if wxUSE_MDI_ARCHITECTURE
 790                 && !frame->IsMDIChild()
 791 #endif // wxUSE_MDI_ARCHITECTURE
 792            )
 793         {
 794             // we don't want to restore the child frames which had been
 795             // iconized even before we were iconized, so save the child frame
 796             // status when iconizing the parent frame and check it when
 797             // restoring it
 798             if ( bIconize )
 799             {
 800                 frame->m_wasMinimized = frame->IsIconized();
 801             }
 802
 803             // note that we shouldn't touch the hidden frames neither because
 804             // iconizing/restoring them would show them as a side effect
 805             if ( !frame->m_wasMinimized && frame->IsShown() )
 806                 frame->Iconize(bIconize);
 807         }
 808     }
 809 }
 810
 811 WXHICON wxFrame::GetDefaultIcon() const
 812 {
 813     // we don't have any standard icons (any more)
 814     return (WXHICON)0;
 815 }
 816
 817 // ===========================================================================
 818 // message processing
 819 // ===========================================================================
 820
 821 // ---------------------------------------------------------------------------
 822 // preprocessing
 823 // ---------------------------------------------------------------------------
 824
 825 bool wxFrame::MSWDoTranslateMessage(wxFrame *frame, WXMSG *pMsg)
 826 {
 827     if ( wxWindow::MSWTranslateMessage(pMsg) )
 828         return true;
 829
 830 #if wxUSE_MENUS && wxUSE_ACCEL && !defined(__WXUNIVERSAL__)
 831     // try the menu bar accels
 832     wxMenuBar *menuBar = GetMenuBar();
 833     if ( menuBar )
 834     {
 835         const wxAcceleratorTable& acceleratorTable = menuBar->GetAccelTable();
 836         return acceleratorTable.Translate(frame, pMsg);
 837     }
 838 #endif // wxUSE_MENUS && wxUSE_ACCEL
 839
 840     return false;
 841 }
 842
 843 // ---------------------------------------------------------------------------
 844 // our private (non virtual) message handlers
 845 // ---------------------------------------------------------------------------
 846
 847 bool wxFrame::HandleSize(int WXUNUSED(x), int WXUNUSED(y), WXUINT id)
 848 {
 849 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 850     switch ( id )
 851     {
 852         case SIZE_RESTORED:
 853         case SIZE_MAXIMIZED:
 854             // only do it it if we were iconized before, otherwise resizing the
 855             // parent frame has a curious side effect of bringing it under it's
 856             // children
 857             if ( !m_iconized )
 858                 break;
 859
 860             // restore all child frames too
 861             IconizeChildFrames(false);
 862
 863             (void)SendIconizeEvent(false);
 864             break;
 865
 866         case SIZE_MINIMIZED:
 867             // iconize all child frames too
 868             IconizeChildFrames(true);
 869             break;
 870     }
 871 #else
 872     wxUnusedVar(id);
 873 #endif // !__WXWINCE__
 874
 875     if ( !m_iconized )
 876     {
 877 #if wxUSE_STATUSBAR
 878         PositionStatusBar();
 879 #endif // wxUSE_STATUSBAR
 880
 881 #if wxUSE_TOOLBAR
 882         PositionToolBar();
 883 #endif // wxUSE_TOOLBAR
 884
 885 #if defined(WINCE_WITH_COMMANDBAR)
 886         // Position the menu command bar
 887         if (GetMenuBar() && GetMenuBar()->GetCommandBar())
 888         {
 889             RECT rect;
 890             ::GetWindowRect((HWND) GetMenuBar()->GetCommandBar(), &rect);
 891             wxSize clientSz = GetClientSize();
 892
 893             if ( !::MoveWindow((HWND) GetMenuBar()->GetCommandBar(), 0, 0, clientSz.x, rect.bottom - rect.top, true ) )
 894             {
 895                 wxLogLastError(wxT("MoveWindow"));
 896             }
 897
 898         }
 899 #endif // WINCE_WITH_COMMANDBAR
 900     }
 901
 902     // call the base class version to generate the appropriate events
 903     return false;
 904 }
 905
 906 bool wxFrame::HandleCommand(WXWORD id_, WXWORD cmd, WXHWND control)
 907 {
 908     // we only need to handle the menu and accelerator commands from the items
 909     // of our menu bar, base wxWindow class already handles the rest
 910     if ( !control && (cmd == 0 /* menu */ || cmd == 1 /* accel */) )
 911     {
 912 #if wxUSE_MENUS_NATIVE
 913         if ( !wxCurrentPopupMenu )
 914 #endif // wxUSE_MENUS_NATIVE
 915         {
 916             wxMenuBar * const mbar = GetMenuBar();
 917             if ( mbar )
 918             {
 919                 // sign extend to int from short before comparing with the
 920                 // other int ids
 921                 const int id = (signed short)id_;
 922
 923                 wxMenuItem * const mitem = mbar->FindItem(id);
 924                 if ( mitem )
 925                     return ProcessCommand(mitem);
 926             }
 927         }
 928     }
 929
 930     return wxFrameBase::HandleCommand(id_, cmd, control);;
 931 }
 932
 933 #if wxUSE_MENUS
 934
 935 bool wxFrame::HandleMenuSelect(WXWORD nItem, WXWORD flags, WXHMENU hMenu)
 936 {
 937     int item;
 938     if ( flags == 0xFFFF && hMenu == 0 )
 939     {
 940         // menu was removed from screen
 941         item = -1;
 942     }
 943 #ifndef __WXMICROWIN__
 944     else if ( !(flags & MF_POPUP) && !(flags & MF_SEPARATOR) )
 945     {
 946         item = nItem;
 947     }
 948 #endif
 949     else
 950     {
 951         // don't give hints for separators (doesn't make sense) nor for the
 952         // items opening popup menus (they don't have them anyhow) but do clear
 953         // the status line - otherwise, we would be left with the help message
 954         // for the previous item which doesn't apply any more
 955         DoGiveHelp(wxEmptyString, true);
 956
 957         return false;
 958     }
 959
 960     wxMenuEvent event(wxEVT_MENU_HIGHLIGHT, item);
 961     event.SetEventObject(this);
 962
 963     return HandleWindowEvent(event);
 964 }
 965
 966 bool wxFrame::HandleMenuLoop(const wxEventType& evtType, WXWORD isPopup)
 967 {
 968     // we don't have the menu id here, so we use the id to specify if the event
 969     // was from a popup menu or a normal one
 970     wxMenuEvent event(evtType, isPopup ? -1 : 0);
 971     event.SetEventObject(this);
 972
 973     return HandleWindowEvent(event);
 974 }
 975
 976 bool wxFrame::HandleInitMenuPopup(WXHMENU hMenu)
 977 {
 978     wxMenu* menu = NULL;
 979     if (GetMenuBar())
 980     {
 981         int nCount = GetMenuBar()->GetMenuCount();
 982         for (int n = 0; n < nCount; n++)
 983         {
 984             if (GetMenuBar()->GetMenu(n)->GetHMenu() == hMenu)
 985             {
 986                 menu = GetMenuBar()->GetMenu(n);
 987                 break;
 988             }
 989         }
 990     }
 991
 992     wxMenuEvent event(wxEVT_MENU_OPEN, 0, menu);
 993     event.SetEventObject(this);
 994
 995     return HandleWindowEvent(event);
 996 }
 997
 998 #endif // wxUSE_MENUS
 999
1000 // ---------------------------------------------------------------------------
1001 // the window proc for wxFrame
1002 // ---------------------------------------------------------------------------
1003
1004 WXLRESULT wxFrame::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
1005 {
1006     WXLRESULT rc = 0;
1007     bool processed = false;
1008
1009     switch ( message )
1010     {
1011         case WM_CLOSE:
1012             // if we can't close, tell the system that we processed the
1013             // message - otherwise it would close us
1014             processed = !Close();
1015             break;
1016
1017         case WM_SIZE:
1018             processed = HandleSize(LOWORD(lParam), HIWORD(lParam), wParam);
1019             break;
1020
1021         case WM_COMMAND:
1022             {
1023                 WORD id, cmd;
1024                 WXHWND hwnd;
1025                 UnpackCommand((WXWPARAM)wParam, (WXLPARAM)lParam,
1026                               &id, &hwnd, &cmd);
1027
1028                 HandleCommand(id, cmd, (WXHWND)hwnd);
1029
1030                 // don't pass WM_COMMAND to the base class whether we processed
1031                 // it or not because we did generate an event for it (our
1032                 // HandleCommand() calls the base class version) and we must
1033                 // not do it again or the handlers which skip the event would
1034                 // be called twice
1035                 processed = true;
1036             }
1037             break;
1038
1039 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
1040 #if wxUSE_MENUS
1041         case WM_INITMENUPOPUP:
1042             processed = HandleInitMenuPopup((WXHMENU) wParam);
1043             break;
1044
1045         case WM_MENUSELECT:
1046             {
1047                 WXWORD item, flags;
1048                 WXHMENU hmenu;
1049                 UnpackMenuSelect(wParam, lParam, &item, &flags, &hmenu);
1050
1051                 processed = HandleMenuSelect(item, flags, hmenu);
1052             }
1053             break;
1054
1055         case WM_EXITMENULOOP:
1056             processed = HandleMenuLoop(wxEVT_MENU_CLOSE, (WXWORD)wParam);
1057             break;
1058 #endif // wxUSE_MENUS
1059
1060         case WM_QUERYDRAGICON:
1061             {
1062                 const wxIcon& icon = GetIcon();
1063                 HICON hIcon = icon.Ok() ? GetHiconOf(icon)
1064                                         : (HICON)GetDefaultIcon();
1065                 rc = (WXLRESULT)hIcon;
1066                 processed = rc != 0;
1067             }
1068             break;
1069 #endif // !__WXMICROWIN__
1070     }
1071
1072     if ( !processed )
1073         rc = wxFrameBase::MSWWindowProc(message, wParam, lParam);
1074
1075     return rc;
1076 }
1077
1078 // ----------------------------------------------------------------------------
1079 // wxFrame size management: we exclude the areas taken by menu/status/toolbars
1080 // from the client area, so the client area is what's really available for the
1081 // frame contents
1082 // ----------------------------------------------------------------------------
1083
1084 // get the origin of the client area in the client coordinates
1085 wxPoint wxFrame::GetClientAreaOrigin() const
1086 {
1087     wxPoint pt = wxTopLevelWindow::GetClientAreaOrigin();
1088
1089 #if wxUSE_TOOLBAR && !defined(__WXUNIVERSAL__) && \
1090   (!defined(__WXWINCE__) || (_WIN32_WCE >= 400 && !defined(__POCKETPC__) && !defined(__SMARTPHONE__)))
1091     wxToolBar * const toolbar = GetToolBar();
1092     if ( toolbar && toolbar->IsShown() )
1093     {
1094         const wxSize sizeTB = toolbar->GetSize();
1095
1096         if ( toolbar->HasFlag(wxTB_TOP) )
1097         {
1098             pt.y += sizeTB.y;
1099         }
1100         else if ( toolbar->HasFlag(wxTB_LEFT) )
1101         {
1102             pt.x += sizeTB.x;
1103         }
1104     }
1105 #endif // wxUSE_TOOLBAR
1106
1107 #if defined(WINCE_WITH_COMMANDBAR)
1108     if (GetMenuBar() && GetMenuBar()->GetCommandBar())
1109     {
1110         RECT rect;
1111         ::GetWindowRect((HWND) GetMenuBar()->GetCommandBar(), &rect);
1112         pt.y += (rect.bottom - rect.top);
1113     }
1114 #endif
1115
1116     return pt;
1117 }