C++ GetEventHandler函数代码示例

//.........这里部分代码省略.........
  CSafeCombinationEntry* itemDialog1 = this;

  wxBoxSizer* itemBoxSizer2 = new wxBoxSizer(wxHORIZONTAL);
  itemDialog1->SetSizer(itemBoxSizer2);

  wxStaticBitmap* itemStaticBitmap3 = new wxStaticBitmap( itemDialog1, wxID_STATIC, itemDialog1->GetBitmapResource(wxT("graphics/cpane.xpm")), wxDefaultPosition, itemDialog1->ConvertDialogToPixels(wxSize(49, 46)), 0 );
  itemBoxSizer2->Add(itemStaticBitmap3, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);

  wxBoxSizer* itemBoxSizer4 = new wxBoxSizer(wxVERTICAL);
  itemBoxSizer2->Add(itemBoxSizer4, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);

  wxBoxSizer* itemBoxSizer5 = new wxBoxSizer(wxHORIZONTAL);
  itemBoxSizer4->Add(itemBoxSizer5, 0, wxALIGN_CENTER_HORIZONTAL|wxALL, 5);

  wxStaticBitmap* itemStaticBitmap6 = new wxStaticBitmap( itemDialog1, wxID_STATIC, itemDialog1->GetBitmapResource(wxT("graphics/psafetxt.xpm")), wxDefaultPosition, wxDefaultSize, 0 );
  itemBoxSizer5->Add(itemStaticBitmap6, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);

  m_version = new wxStaticText( itemDialog1, wxID_STATIC, _("VX.YY"), wxDefaultPosition, wxDefaultSize, 0 );
  itemBoxSizer5->Add(m_version, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);

  wxStaticText* itemStaticText8 = new wxStaticText( itemDialog1, wxID_STATIC, _("Open Password Database:"), wxDefaultPosition, wxDefaultSize, 0 );
  itemBoxSizer4->Add(itemStaticText8, 0, wxALIGN_LEFT|wxALL, 3);

  wxBoxSizer* itemBoxSizer9 = new wxBoxSizer(wxHORIZONTAL);
  itemBoxSizer4->Add(itemBoxSizer9, 50, wxGROW|wxALL, 5);

  wxArrayString m_filenameCBStrings;
  m_filenameCB = new wxComboBox( itemDialog1, ID_DBASECOMBOBOX, wxEmptyString, wxDefaultPosition, wxSize(itemDialog1->ConvertDialogToPixels(wxSize(140, -1)).x, -1), m_filenameCBStrings, wxCB_DROPDOWN );
  itemBoxSizer9->Add(m_filenameCB, 0, wxALIGN_CENTER_VERTICAL|wxLEFT|wxRIGHT|wxBOTTOM, 0);

  wxButton* itemButton11 = new wxButton( itemDialog1, ID_ELLIPSIS, wxT("..."), wxDefaultPosition, wxDefaultSize, wxBU_EXACTFIT );
  itemBoxSizer9->Add(itemButton11, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);

  wxStaticText* itemStaticText12 = new wxStaticText( itemDialog1, wxID_STATIC, _("Safe Combination:"), wxDefaultPosition, wxDefaultSize, 0 );
  itemBoxSizer4->Add(itemStaticText12, 0, wxALIGN_LEFT|wxALL, 3);

  m_combinationEntry = new CSafeCombinationCtrl( itemDialog1, ID_COMBINATION, wxEmptyString, wxDefaultPosition, wxDefaultSize, 0 );
  itemBoxSizer4->Add(m_combinationEntry, 0, wxGROW|wxRIGHT|wxTOP|wxBOTTOM, 5);

  wxBoxSizer* itemBoxSizer14 = new wxBoxSizer(wxHORIZONTAL);
  itemBoxSizer4->Add(itemBoxSizer14, 0, wxGROW|wxALL, 5);

  wxCheckBox* itemCheckBox15 = new wxCheckBox( itemDialog1, ID_READONLY, _("Open as read-only"), wxDefaultPosition, wxDefaultSize, 0 );
  itemCheckBox15->SetValue(false);
  itemBoxSizer14->Add(itemCheckBox15, 0, wxALIGN_CENTER_VERTICAL|wxALL, 0);

  itemBoxSizer14->Add(120, 10, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);

  wxButton* itemButton17 = new wxButton( itemDialog1, ID_NEWDB, _("New..."), wxDefaultPosition, wxDefaultSize, wxBU_EXACTFIT );
  itemBoxSizer14->Add(itemButton17, 0, wxALIGN_CENTER_VERTICAL|wxLEFT|wxTOP|wxBOTTOM, 5);

  wxBoxSizer* itemBoxSizer18 = new wxBoxSizer(wxHORIZONTAL);
  itemBoxSizer4->Add(itemBoxSizer18, 0, wxGROW|wxALL, 5);

#ifndef NO_YUBI
  m_YubiBtn = new wxBitmapButton( itemDialog1, ID_YUBIBTN, itemDialog1->GetBitmapResource(wxT("graphics/Yubikey-button.xpm")), wxDefaultPosition, itemDialog1->ConvertDialogToPixels(wxSize(40, 15)), wxBU_AUTODRAW );
  itemBoxSizer18->Add(m_YubiBtn, 0, wxALIGN_CENTER_VERTICAL|wxLEFT|wxRIGHT|wxBOTTOM|wxSHAPED, 5);

  m_yubiStatusCtrl = new wxStaticText( itemDialog1, ID_YUBISTATUS, _("Please insert your YubiKey"), wxDefaultPosition, wxDefaultSize, 0 );
  itemBoxSizer18->Add(m_yubiStatusCtrl, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);
#endif

  wxStdDialogButtonSizer* itemStdDialogButtonSizer21 = new wxStdDialogButtonSizer;

  itemBoxSizer4->Add(itemStdDialogButtonSizer21, 0, wxGROW|wxALL, 0);
  wxButton* itemButton22 = new wxButton( itemDialog1, wxID_OK, _("OK"), wxDefaultPosition, wxDefaultSize, 0 );
  itemButton22->SetDefault();
  itemStdDialogButtonSizer21->AddButton(itemButton22);

  wxButton* itemButton23 = new wxButton( itemDialog1, wxID_CANCEL, _("Cancel"), wxDefaultPosition, wxDefaultSize, 0 );
  itemStdDialogButtonSizer21->AddButton(itemButton23);

  wxButton* itemButton24 = new wxButton( itemDialog1, wxID_HELP, _("&Help"), wxDefaultPosition, wxDefaultSize, 0 );
  itemStdDialogButtonSizer21->AddButton(itemButton24);

  itemStdDialogButtonSizer21->Realize();

  // Set validators
  m_filenameCB->SetValidator( wxGenericValidator(& m_filename) );
  itemCheckBox15->SetValidator( wxGenericValidator(& m_readOnly) );
////@end CSafeCombinationEntry content construction
  m_combinationEntry->SetValidatorTarget(& m_password);

#if (REVISION == 0)
  m_version->SetLabel(wxString::Format(wxT("V%d.%d %ls"),
                                       MAJORVERSION, MINORVERSION, SPECIALBUILD));
#else
  m_version->SetLabel(wxString::Format(wxT("V%d.%d.%d %ls"),
                                       MAJORVERSION, MINORVERSION,
                                       REVISION, SPECIALBUILD));
#endif
  wxArrayString recentFiles;
  wxGetApp().recentDatabases().GetAll(recentFiles);
  m_filenameCB->Append(recentFiles);
  // The underlying native combobox widget might not yet be ready
  //  to hand back the string we just added
  wxCommandEvent cmdEvent(wxEVT_COMMAND_COMBOBOX_SELECTED, m_filenameCB->GetId());
  GetEventHandler()->AddPendingEvent(cmdEvent);
  SetIcons(wxGetApp().GetAppIcons());
}

/* OnHotKey.
 *  ** Commands are case insensitive **
 *  Some commands are relative to the item under the mouse cursor
 * aDC = current device context
 * aHotkeyCode = hotkey code (ascii or wxWidget code for special keys)
 * aPosition The cursor position in logical (drawing) units.
 * aItem = NULL or pointer on a EDA_ITEM under the mouse cursor
 */
void PL_EDITOR_FRAME::OnHotKey( wxDC* aDC, int aHotkeyCode,
                                const wxPoint& aPosition, EDA_ITEM* aItem )
{
    bool busy = GetScreen()->GetCurItem() != NULL;
    wxCommandEvent cmd( wxEVT_COMMAND_MENU_SELECTED );
    cmd.SetEventObject( this );

    /* Convert lower to upper case (the usual toupper function has problem with non ascii
     * codes like function keys */
    if( (aHotkeyCode >= 'a') && (aHotkeyCode <= 'z') )
        aHotkeyCode += 'A' - 'a';

    EDA_HOTKEY * HK_Descr = GetDescriptorFromHotkey( aHotkeyCode, s_PlEditor_Hotkey_List );

    if( HK_Descr == NULL )
        HK_Descr = GetDescriptorFromHotkey( aHotkeyCode, s_Common_Hotkey_List );

    if( HK_Descr == NULL )
        return;

    WORKSHEET_DATAITEM* item;

    switch( HK_Descr->m_Idcommand )
    {
    case HK_NOT_FOUND:
        return;

    case HK_LEFT_CLICK:
        OnLeftClick( aDC, aPosition );
        break;

    case HK_LEFT_DCLICK:    // Simulate a double left click: generate 2 events
        OnLeftClick( aDC, aPosition );
        OnLeftDClick( aDC, aPosition );
        break;

    case HK_HELP:       // Display Current hotkey list
        DisplayHotkeyList( this, s_PlEditor_Hokeys_Descr );
        break;

    case HK_UNDO:
    case HK_REDO:
        if( busy )
            break;
        cmd.SetId( HK_Descr->m_IdMenuEvent );
        GetEventHandler()->ProcessEvent( cmd );
        break;

    case HK_ZOOM_IN:
        cmd.SetId( ID_POPUP_ZOOM_IN );
        GetEventHandler()->ProcessEvent( cmd );
        break;

    case HK_ZOOM_OUT:
        cmd.SetId( ID_POPUP_ZOOM_OUT );
        GetEventHandler()->ProcessEvent( cmd );
        break;

    case HK_ZOOM_REDRAW:
        cmd.SetId( ID_ZOOM_REDRAW );
        GetEventHandler()->ProcessEvent( cmd );
        break;

    case HK_ZOOM_CENTER:
        cmd.SetId( ID_POPUP_ZOOM_CENTER );
        GetEventHandler()->ProcessEvent( cmd );
        break;

    case HK_ZOOM_AUTO:
        cmd.SetId( ID_ZOOM_PAGE );
        GetEventHandler()->ProcessEvent( cmd );
        break;

    case HK_RESET_LOCAL_COORD:      // Reset the relative coord
        GetScreen()->m_O_Curseur = GetCrossHairPosition();
        break;

    case HK_SET_GRID_ORIGIN:
        SetGridOrigin( GetCrossHairPosition() );
        break;

    case HK_MOVE_ITEM:
    case HK_MOVE_START_POINT:
    case HK_MOVE_END_POINT:
    case HK_DELETE_ITEM:
        if( busy )
            break;

        if( (item = Locate( aPosition )) == NULL )
            break;

        // Only rect and lines have a end point.
//.........这里部分代码省略.........

void wxSashLayoutWindow::OnCalculateLayout(wxCalculateLayoutEvent& event)
{
    wxRect clientSize(event.GetRect());

    int flags = event.GetFlags();

    if (!IsShown())
        return;

    // Let's assume that all windows stretch the full extent of the window in
    // the direction of that window orientation. This will work for non-docking toolbars,
    // and the status bar. Note that the windows have to have been created in a certain
    // order to work, else you might get a left-aligned window going to the bottom
    // of the window, and the status bar appearing to the right of it. The
    // status bar would have to be created after or before the toolbar(s).

    wxRect thisRect;

    // Try to stretch
    int length = (GetOrientation() == wxLAYOUT_HORIZONTAL) ? clientSize.width : clientSize.height;
    wxLayoutOrientation orient = GetOrientation();

    // We assume that a window that says it's horizontal, wants to be stretched in that
    // direction. Is this distinction too fine? Do we assume that any horizontal
    // window needs to be stretched in that direction? Possibly.
    int whichDimension = (GetOrientation() == wxLAYOUT_HORIZONTAL) ? wxLAYOUT_LENGTH_X : wxLAYOUT_LENGTH_Y;

    wxQueryLayoutInfoEvent infoEvent(GetId());
    infoEvent.SetEventObject(this);
    infoEvent.SetRequestedLength(length);
    infoEvent.SetFlags(orient | whichDimension);

    if (!GetEventHandler()->ProcessEvent(infoEvent))
        return;

    wxSize sz = infoEvent.GetSize();

    if (sz.x == 0 && sz.y == 0) // Assume it's invisible
        return;

    // Now we know the size it wants to be. We wish to decide where to place it, i.e.
    // how it's aligned.
    switch (GetAlignment())
    {
        case wxLAYOUT_TOP:
        {
            thisRect.x = clientSize.x; thisRect.y = clientSize.y;
            thisRect.width = sz.x; thisRect.height = sz.y;
            clientSize.y += thisRect.height;
            clientSize.height -= thisRect.height;
            break;
        }
        case wxLAYOUT_LEFT:
        {
            thisRect.x = clientSize.x; thisRect.y = clientSize.y;
            thisRect.width = sz.x; thisRect.height = sz.y;
            clientSize.x += thisRect.width;
            clientSize.width -= thisRect.width;
            break;
        }
        case wxLAYOUT_RIGHT:
        {
            thisRect.x = clientSize.x + (clientSize.width - sz.x); thisRect.y = clientSize.y;
            thisRect.width = sz.x; thisRect.height = sz.y;
            clientSize.width -= thisRect.width;
            break;
        }
        case wxLAYOUT_BOTTOM:
        {
            thisRect.x = clientSize.x; thisRect.y = clientSize.y + (clientSize.height - sz.y);
            thisRect.width = sz.x; thisRect.height = sz.y;
            clientSize.height -= thisRect.height;
            break;
        }
        case wxLAYOUT_NONE:
        {
            break;
        }

    }

    if ((flags & wxLAYOUT_QUERY) == 0)
    {
        // If not in query mode, resize the window.
        // TODO: add wxRect& form to wxWindow::SetSize
        wxSize sz2 = GetSize();
        wxPoint pos = GetPosition();
        SetSize(thisRect.x, thisRect.y, thisRect.width, thisRect.height);

        // Make sure the sash is erased when the window is resized
        if ((pos.x != thisRect.x || pos.y != thisRect.y || sz2.x != thisRect.width || sz2.y != thisRect.height) &&
            (GetSashVisible(wxSASH_TOP) || GetSashVisible(wxSASH_RIGHT) || GetSashVisible(wxSASH_BOTTOM) || GetSashVisible(wxSASH_LEFT)))
            Refresh(true);

    }

    event.SetRect(clientSize);
}

bool PCB_EDIT_FRAME::OnHotkeyEditItem( int aIdCommand )
{
    BOARD_ITEM* item = GetCurItem();
    bool itemCurrentlyEdited = item && item->GetFlags();

    if( itemCurrentlyEdited )
        return false;

    item = PcbGeneralLocateAndDisplay();

    if( item == NULL )
        return false;

    SetCurItem( item );

    int evt_type = 0;       //Used to post a wxCommandEvent on demand

    switch( item->Type() )
    {
    case PCB_TRACE_T:
    case PCB_VIA_T:
        if( aIdCommand == HK_EDIT_ITEM )
        {
            // Be sure the corresponding netclass is selected before edit:
            SetCurrentNetClass( ( (BOARD_CONNECTED_ITEM*)item )->GetNetClassName() );
            evt_type = ID_POPUP_PCB_EDIT_TRACKSEG;
        }

        break;

    case PCB_TEXT_T:
        if( aIdCommand == HK_EDIT_ITEM )
            evt_type = ID_POPUP_PCB_EDIT_TEXTEPCB;

        break;

    case PCB_MODULE_T:
        if( aIdCommand == HK_EDIT_ITEM )
            evt_type = ID_POPUP_PCB_EDIT_MODULE_PRMS;
        else if( aIdCommand == HK_EDIT_MODULE_WITH_MODEDIT )
            evt_type = ID_POPUP_PCB_EDIT_MODULE_WITH_MODEDIT;

        break;

    case PCB_PAD_T:
        // Until dec 2012 a EDIT_MODULE event is posted here to prevent pads
        // from being edited by hotkeys.
        // Process_Special_Functions takes care of finding the parent.
        // After dec 2012 a EDIT_PAD event is posted, because there is no
        // reason to not allow pad edit by hotkey
        // (pad coordinates are no more modified by rounding, in nanometer version
        // when using inches or mm in dialog)
        if( aIdCommand == HK_EDIT_ITEM )
            evt_type = ID_POPUP_PCB_EDIT_PAD;

        break;

    case PCB_TARGET_T:
        if( aIdCommand == HK_EDIT_ITEM )
            evt_type = ID_POPUP_PCB_EDIT_MIRE;

        break;

    case PCB_DIMENSION_T:
        if( aIdCommand == HK_EDIT_ITEM )
            evt_type = ID_POPUP_PCB_EDIT_DIMENSION;

        break;

    case PCB_MODULE_TEXT_T:
        if( aIdCommand == HK_EDIT_ITEM )
            evt_type = ID_POPUP_PCB_EDIT_TEXTMODULE;

        break;

    case PCB_LINE_T:
        if( aIdCommand == HK_EDIT_ITEM )
            evt_type = ID_POPUP_PCB_EDIT_DRAWING;

        break;

    case PCB_ZONE_AREA_T:
        if( aIdCommand == HK_EDIT_ITEM )
            evt_type = ID_POPUP_PCB_EDIT_ZONE_PARAMS;

        break;

    default:
        break;
    }

    if( evt_type != 0 )
    {
        wxCommandEvent evt( wxEVT_COMMAND_MENU_SELECTED );
        evt.SetEventObject( this );
        evt.SetId( evt_type );
        GetEventHandler()->ProcessEvent( evt );
        return true;
    }

//.........这里部分代码省略.........

/*
 * Called on a double click:
 *  If an editable item  (field, pin, graphic):
 *      Call the suitable dialog editor.
 */
void LIB_EDIT_FRAME::OnLeftDClick( wxDC* DC, const wxPoint& aPosition )
{
    LIB_PART*      part = GetCurPart();

    if( !part )
        return;

    if( !m_drawItem || !m_drawItem->InEditMode() )
    {   // We can locate an item
        m_drawItem = LocateItemUsingCursor( aPosition );

        if( m_drawItem == NULL )
        {
            wxCommandEvent cmd( wxEVT_COMMAND_MENU_SELECTED );

            cmd.SetId( ID_LIBEDIT_GET_FRAME_EDIT_PART );
            GetEventHandler()->ProcessEvent( cmd );
        }
    }

    if( m_drawItem )
        SetMsgPanel( m_drawItem );
    else
        return;

    m_canvas->SetIgnoreMouseEvents( true );
    bool not_edited = !m_drawItem->InEditMode();

    switch( m_drawItem->Type() )
    {
    case LIB_PIN_T:
        if( not_edited )
        {
            wxCommandEvent cmd( wxEVT_COMMAND_MENU_SELECTED );

            cmd.SetId( ID_LIBEDIT_EDIT_PIN );
            GetEventHandler()->ProcessEvent( cmd );
        }
        break;

    case LIB_ARC_T:
    case LIB_CIRCLE_T:
    case LIB_RECTANGLE_T:
        if( not_edited )
            EditGraphicSymbol( DC, m_drawItem );
        break;

    case LIB_POLYLINE_T:
        if( not_edited )
            EditGraphicSymbol( DC, m_drawItem );
        else if( m_drawItem->IsNew() )
            EndDrawGraphicItem( DC );
        break;

    case LIB_TEXT_T:
        if( not_edited )
            EditSymbolText( DC, m_drawItem );
        break;

    case LIB_FIELD_T:
        if( not_edited )
            EditField( (LIB_FIELD*) m_drawItem );
        break;

    default:
        wxFAIL_MSG( wxT( "Unhandled item <" ) + m_drawItem->GetClass() + wxT( ">" ) );
        break;
    }

    m_canvas->MoveCursorToCrossHair();
    m_canvas->SetIgnoreMouseEvents( false );
}

//.........这里部分代码省略.........
        // eat it
        return ;
    }

    // Check if we have reached the max # of chars (if it is set), but still
    // allow navigation and deletion
    GetSelection( &from, &to );
    if ( !IsMultiLine() && m_maxLength && GetValue().length() >= m_maxLength &&
        !event.IsKeyInCategory(WXK_CATEGORY_ARROW | WXK_CATEGORY_TAB | WXK_CATEGORY_CUT) &&
        !( key == WXK_RETURN && (m_windowStyle & wxTE_PROCESS_ENTER) ) &&
        from == to )
    {
        // eat it, we don't want to add more than allowed # of characters

        // TODO: generate EVT_TEXT_MAXLEN()
        return;
    }

    // assume that any key not processed yet is going to modify the control
    m_dirty = true;

    switch ( key )
    {
        case WXK_RETURN:
            if (m_windowStyle & wxTE_PROCESS_ENTER)
            {
                wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
                event.SetEventObject( this );
                event.SetString( GetValue() );
                if ( HandleWindowEvent(event) )
                    return;
            }

            if ( !(m_windowStyle & wxTE_MULTILINE) )
            {
                wxTopLevelWindow *tlw = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow);
                if ( tlw && tlw->GetDefaultItem() )
                {
                    wxButton *def = wxDynamicCast(tlw->GetDefaultItem(), wxButton);
                    if ( def && def->IsEnabled() )
                    {
                        wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, def->GetId() );
                        event.SetEventObject(def);
                        def->Command(event);

                        return ;
                    }
                }

                // this will make wxWidgets eat the ENTER key so that
                // we actually prevent line wrapping in a single line text control
                eat_key = true;
            }
            break;

        case WXK_TAB:
            if ( !(m_windowStyle & wxTE_PROCESS_TAB))
            {
                int flags = 0;
                if (!event.ShiftDown())
                    flags |= wxNavigationKeyEvent::IsForward ;
                if (event.ControlDown())
                    flags |= wxNavigationKeyEvent::WinChange ;
                Navigate(flags);

                return;
            }
            else
            {
                // This is necessary (don't know why);
                // otherwise the tab will not be inserted.
                WriteText(wxT("\t"));
                eat_key = true;
            }
            break;

        default:
            break;
    }

    if (!eat_key)
    {
        // perform keystroke handling
        event.Skip(true) ;
    }

    // osx_cocoa sends its event upon insertText
#if wxOSX_USE_CARBON
    if ( ( key >= 0x20 && key < WXK_START ) ||
         ( key >= WXK_NUMPAD0 && key <= WXK_DIVIDE ) ||
         key == WXK_RETURN ||
         key == WXK_DELETE ||
         key == WXK_BACK)
    {
        wxCommandEvent event1(wxEVT_COMMAND_TEXT_UPDATED, m_windowId);
        event1.SetEventObject( this );
        wxPostEvent( GetEventHandler(), event1 );
    }
#endif
}

void FreqWindow::SendRecalcEvent()
{
   wxCommandEvent e(EVT_FREQWINDOW_RECALC, wxID_ANY);
   GetEventHandler()->AddPendingEvent(e);
}

bool wxMenu::HandleCommandUpdateStatus( wxMenuItem* item, wxWindow* senderWindow )
{
    int menuid = item ? item->GetId() : 0;
    wxUpdateUIEvent event(menuid);
    event.SetEventObject( this );

    bool processed = false;

    // Try the menu's event handler
    {
        wxEvtHandler *handler = GetEventHandler();
        if ( handler )
            processed = handler->ProcessEvent(event);
    }

    // Try the window the menu was popped up from
    // (and up through the hierarchy)
    if ( !processed )
    {
        wxWindow *win = GetWindow();
        if ( win )
            processed = win->HandleWindowEvent(event);
    }

    if ( !processed && senderWindow != NULL)
    {
        processed = senderWindow->HandleWindowEvent(event);
    }

    if ( processed )
    {
        // if anything changed, update the changed attribute
        if (event.GetSetText())
            SetLabel(menuid, event.GetText());
        if (event.GetSetChecked())
            Check(menuid, event.GetChecked());
        if (event.GetSetEnabled())
            Enable(menuid, event.GetEnabled());
    }
    else
    {
#if wxOSX_USE_CARBON
        // these two items are also managed by the Carbon Menu Manager, therefore we must
        // always reset them ourselves
        UInt32 cmd = 0;

        if ( menuid == wxApp::s_macExitMenuItemId )
        {
            cmd = kHICommandQuit;
        }
        else if (menuid == wxApp::s_macPreferencesMenuItemId )
        {
            cmd = kHICommandPreferences;
        }

        if ( cmd != 0 )
        {
            if ( !item->IsEnabled() || wxDialog::OSXHasModalDialogsOpen() )
                DisableMenuCommand( NULL , cmd ) ;
            else
                EnableMenuCommand( NULL , cmd ) ;

        }
#endif
    }

    return processed;
}

void Wizard::OnCancel(wxCommandEvent&) {
    WizardEvent eventCancel( wxFB_EVT_WIZARD_CANCEL, GetId(), false, m_page );
    GetEventHandler()->ProcessEvent( eventCancel );
}

//.........这里部分代码省略.........
                        if(lWindow)
                        {
                            // keep a pointer to it
                            lData->iFinder = lWindow;
                            // and show the window
                            lWindow->Show(true);

                            if(lData->iCtrl)
                                lData->iCtrl->Notify(kEvnLiveOpened,lWindow,true);
                        }
                    }
                    else
                    {
                        wxMessageBox(L"Sorry, the camera couldn't be open.",
                                     L"Ooops ...",
                                     wxOK | wxICON_ERROR,this);
                    }
                }
                else
                    lData->iFinder->Raise();
                
                break;      
            }    
            case ID_SEEK:
            {
                wxTextEntryDialog lDialog(this,L"Please enter the IP address of the camera",L"Seek a camera ...",L"0.0.0.0");

                if(lDialog.ShowModal() == wxID_OK)
                {
                    unsigned long lAddr = inet_addr(lDialog.GetValue().mb_str(wxConvUTF8));
                
                    if(lAddr)
                    {
                        iSeeking = new CSeeker(dSEEKER,GetEventHandler(),lAddr);
                        if(iSeeking)
                            if(!iSeeking->Start())
                            {
                                delete iSeeking;
                                iSeeking = NULL;
                            }
                    }
                    else
                        wxMessageBox(L"You need to enter a valid IP address",
                                     L"Ooops ...",
                                     wxOK | wxICON_ERROR,this);
                }

                break;
            }
            case ID_EXPO:
            {
                bool lClose = false;

                if(!lData->iHandle)
                {
                    lData->iHandle = OpenCamera(lData->iData.UniqueId,lData->iOwner);
                    lClose = true;
                }

                if(lData->iHandle)
                {
		            wxFileDialog lDialog(NULL,wxT("Select an output file"),wxT(""),
                                         wxString(lData->iData.SerialNumber,wxConvUTF8),
                                         wxT("Text files (*.txt)|*.txt"),wxSAVE | wxOVERWRITE_PROMPT);

                    if(lDialog.ShowModal() == wxID_OK)

/*
 * Method:    CMainWindow()
 * Purpose:   constructor
 * Comments:  none
 */
CMainWindow::CMainWindow()
    : wxFrame(NULL,dMAINWINDOW,gMainWindowTitle,wxDefaultPosition,wxSize(250,350),
              wxMINIMIZE_BOX | wxSYSTEM_MENU | wxCAPTION | wxCLOSE_BOX | wxCLIP_CHILDREN)
{
    // Give it an icon
    SetIcon(wxIcon(SampleViewer));

    iSeeking = NULL;

    iMenuBar = new wxMenuBar;
    if(iMenuBar)
    {
        #ifndef __WXMAC__
        wxMenu* lMenu = new wxMenu;
        if(lMenu)
        {
            lMenu->Append(ID_QUIT,L"E&xit");
           
            iMenuBar->Append(lMenu,L"&File");
        }

        iMenuWin = new wxMenu;
        if(iMenuWin)
        {
            iMenuWin->Append(ID_RAISE,L"&Show all");
            iMenuWin->Append(ID_CLOSE,L"&Close all");
            iMenuWin->AppendSeparator();
            iMenuBar->Append(iMenuWin,L"&Windows");

            iMenuWin->Enable(ID_RAISE,false);
            iMenuWin->Enable(ID_CLOSE,false);
        }
        
        iMenuHelp = new wxMenu;
        if(iMenuHelp)
	{
	    iMenuHelp->Append(ID_ABOUT,L"&About ...");
	    iMenuBar->Append(iMenuHelp,L"&Help");
	}
            
        #endif
        
	iMenuHelp = new wxMenu;
        if(iMenuHelp)
	{
	    iMenuHelp->Append(wxID_ABOUT,L"&About ...");
	    iMenuHelp->Append(ID_ABOUT,L"&About ...");
	    iMenuBar->Append(iMenuHelp,L"&Help");
	}

        SetMenuBar(iMenuBar);
        CreateStatusBar();

        // create the tool barCTreeItemData
        iToolBar = CreateToolBar();
        if(iToolBar)
        {
            // fill the toolbar
            iToolBar->AddTool(ID_INFO,_T("info"),wxBitmap(bitmap1),_T("Information"));
            iToolBar->AddTool(ID_CTRL,_T("ctrl"),wxBitmap(bitmap2),_T("Controls"));
            iToolBar->AddTool(ID_LIVE,_T("live"),wxBitmap(bitmap3),_T("Live view"));
            iToolBar->AddTool(ID_SEEK,_T("seek"),wxBitmap(bitmap7),_T("Seek a camera"));
            iToolBar->AddTool(ID_EXPO,_T("expo"),wxBitmap(bitmap8),_T("Export camera's setup"));
            iToolBar->AddTool(ID_EVNT,_T("evnt"),wxBitmap(bitmap9),_T("Events view"));
            iToolBar->AddTool(ID_SRIO,_T("evnt"),wxBitmap(bitmap10),_T("Serial IO shell"));
            iToolBar->Realize();
            
        }

        // creat the cameras tree
        iTree = new wxTreeCtrl(this,wxID_ANY,wxDefaultPosition,wxDefaultSize,wxTR_HAS_BUTTONS | wxTR_SINGLE);
        if(iTree)
            iRoot = iTree->AddRoot(_T("Host"));

        // append a custom event to simuate a post-on-screen event
        wxCommandEvent lEvent(dOPENING,GetId());
        lEvent.SetEventObject(this);
        GetEventHandler()->AddPendingEvent(lEvent);
    }
}

bool wxCheckListBox::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
{
    // prepare the event
    // -----------------

    wxCommandEvent event(wxEVT_NULL, m_windowId);
    event.SetEventObject(this);

    wxEventType eventType = wxEVT_NULL;

    NMHDR *nmhdr = (NMHDR *)lParam;

    if ( nmhdr->hwndFrom == GetHwnd() )
    {
        // almost all messages use NM_LISTVIEW
        NM_LISTVIEW *nmLV = (NM_LISTVIEW *)nmhdr;

        const int iItem = nmLV->iItem;

        bool processed = true;
        switch ( nmhdr->code )
        {
            case LVN_ITEMCHANGED:
                // we translate this catch all message into more interesting
                // (and more easy to process) wxWidgets events

                // first of all, we deal with the state change events only and
                // only for valid items (item == -1 for the virtual list
                // control)
                if ( nmLV->uChanged & LVIF_STATE && iItem != -1 )
                {
                    // temp vars for readability
                    const UINT stOld = nmLV->uOldState;
                    const UINT stNew = nmLV->uNewState;

                    // Check image changed
                    if ((stOld & LVIS_STATEIMAGEMASK) != (stNew & LVIS_STATEIMAGEMASK))
                    {
                        event.SetEventType(wxEVT_CHECKLISTBOX);
                        event.SetInt(IsChecked(iItem));
                        (void) GetEventHandler()->ProcessEvent(event);
                    }

                    if ( (stNew & LVIS_SELECTED) != (stOld & LVIS_SELECTED) )
                    {
                        eventType = wxEVT_LISTBOX;

                        event.SetExtraLong( (stNew & LVIS_SELECTED) != 0 ); // is a selection
                        event.SetInt(iItem);
                    }
                }

                if ( eventType == wxEVT_NULL )
                {
                    // not an interesting event for us
                    return false;
                }

                break;

            default:
                processed = false;
        }

        if ( !processed )
            return wxControl::MSWOnNotify(idCtrl, lParam, result);
    }
    else
    {
        // where did this one come from?
        return false;
    }

    // process the event
    // -----------------

    event.SetEventType(eventType);

    bool processed = GetEventHandler()->ProcessEvent(event);
    if ( processed )
        *result = 0;

    return processed;
}

bool wxScrollBar::PerformAction(const wxControlAction& action,
                                long numArg,
                                const wxString& strArg)
{
    int thumbOld = m_thumbPos;

    bool notify = false; // send an event about the change?

    wxEventType scrollType;

    // test for thumb move first as these events happen in quick succession
    if ( action == wxACTION_SCROLL_THUMB_MOVE )
    {
        DoSetThumb(numArg);

        // VS: we have to force redraw here, otherwise the thumb will lack
        //     behind mouse cursor
        UpdateThumb();

        scrollType = wxEVT_SCROLLWIN_THUMBTRACK;
    }
    else if ( action == wxACTION_SCROLL_LINE_UP )
    {
        scrollType = wxEVT_SCROLLWIN_LINEUP;
        ScrollLines(-1);
    }
    else if ( action == wxACTION_SCROLL_LINE_DOWN )
    {
        scrollType = wxEVT_SCROLLWIN_LINEDOWN;
        ScrollLines(1);
    }
    else if ( action == wxACTION_SCROLL_PAGE_UP )
    {
        scrollType = wxEVT_SCROLLWIN_PAGEUP;
        ScrollPages(-1);
    }
    else if ( action == wxACTION_SCROLL_PAGE_DOWN )
    {
        scrollType = wxEVT_SCROLLWIN_PAGEDOWN;
        ScrollPages(1);
    }
    else if ( action == wxACTION_SCROLL_START )
    {
        scrollType = wxEVT_SCROLLWIN_THUMBRELEASE; // anything better?
        ScrollToStart();
    }
    else if ( action == wxACTION_SCROLL_END )
    {
        scrollType = wxEVT_SCROLLWIN_THUMBRELEASE; // anything better?
        ScrollToEnd();
    }
    else if ( action == wxACTION_SCROLL_THUMB_DRAG )
    {
        // we won't use it but this line suppresses the compiler
        // warning about "variable may be used without having been
        // initialized"
        scrollType = wxEVT_NULL;
    }
    else if ( action == wxACTION_SCROLL_THUMB_RELEASE )
    {
        // always notify about this
        notify = true;
        scrollType = wxEVT_SCROLLWIN_THUMBRELEASE;
    }
    else
        return wxControl::PerformAction(action, numArg, strArg);

    // has scrollbar position changed?
    bool changed = m_thumbPos != thumbOld;
    if ( notify || changed )
    {
        if ( IsStandalone() )
        {
            // we should generate EVT_SCROLL events for the standalone
            // scrollbars and not the EVT_SCROLLWIN ones
            //
            // NB: we assume that scrollbar events are sequentially numbered
            //     but this should be ok as other code relies on this as well
            scrollType += wxEVT_SCROLL_TOP - wxEVT_SCROLLWIN_TOP;
            wxScrollEvent event(scrollType, this->GetId(), m_thumbPos,
                                IsVertical() ? wxVERTICAL : wxHORIZONTAL);
            event.SetEventObject(this);
            GetEventHandler()->ProcessEvent(event);
        }
        else // part of the window
        {
            wxScrollWinEvent event(scrollType, m_thumbPos,
                                   IsVertical() ? wxVERTICAL : wxHORIZONTAL);
            event.SetEventObject(this);
            GetParent()->GetEventHandler()->ProcessEvent(event);
        }
    }

    return true;
}

int wxTreebook::DoSetSelection(size_t pagePos, int flags)
{
    wxCHECK_MSG( IS_VALID_PAGE(pagePos), wxNOT_FOUND,
                 wxT("invalid page index in wxListbook::DoSetSelection()") );
    wxASSERT_MSG( GetPageCount() == DoInternalGetPageCount(),
                  wxT("wxTreebook logic error: m_treeIds and m_pages not in sync!"));

    wxBookCtrlEvent event(wxEVT_COMMAND_TREEBOOK_PAGE_CHANGING, m_windowId);
    const int oldSel = m_selection;
    wxTreeCtrl *tree = GetTreeCtrl();
    bool allowed = false;

    if (flags & SetSelection_SendEvent)
    {
        event.SetEventObject(this);
        event.SetSelection(pagePos);
        event.SetOldSelection(m_selection);

        // don't send the event if the old and new pages are the same; do send it
        // otherwise and be prepared for it to be vetoed
        allowed = (int)pagePos == m_selection ||
                  !GetEventHandler()->ProcessEvent(event) ||
                  event.IsAllowed();
    }

    if ( !(flags & SetSelection_SendEvent) || allowed )
    {
        // hide the previously shown page
        wxTreebookPage * const oldPage = DoGetCurrentPage();
        if ( oldPage )
            oldPage->Hide();

        // then show the new one
        m_selection = pagePos;
        wxTreebookPage *page = wxBookCtrlBase::GetPage(m_selection);
        if ( !page )
        {
            // find the next page suitable to be shown: the first (grand)child
            // of this one with a non-NULL associated page
            wxTreeItemId childId = m_treeIds[pagePos];
            int actualPagePos = pagePos;
            while ( !page && childId.IsOk() )
            {
                wxTreeItemIdValue cookie;
                childId = tree->GetFirstChild( childId, cookie );
                if ( childId.IsOk() )
                {
                    page = wxBookCtrlBase::GetPage(++actualPagePos);
                }
            }

            m_actualSelection = page ? actualPagePos : m_selection;
        }

        if ( page )
            page->Show();

        tree->SelectItem(DoInternalGetPage(pagePos));

        if (flags & SetSelection_SendEvent)
        {
            // notify about the (now completed) page change
            event.SetEventType(wxEVT_COMMAND_TREEBOOK_PAGE_CHANGED);
            (void)GetEventHandler()->ProcessEvent(event);
        }
    }
    else if ( (flags & SetSelection_SendEvent) && !allowed) // page change vetoed
    {
        // tree selection might have already had changed
        if ( oldSel != wxNOT_FOUND )
            tree->SelectItem(DoInternalGetPage(oldSel));
    }

    return oldSel;
}

bool FOOTPRINT_EDIT_FRAME::OnHotKey( wxDC* aDC, int aHotKey, const wxPoint& aPosition,
                                     EDA_ITEM* aItem )
{
    if( aHotKey == 0 )
        return false;

    bool           blockActive = GetScreen()->m_BlockLocate.GetCommand() != BLOCK_IDLE;
    BOARD_ITEM*    item     = GetCurItem();
    bool           ItemFree = (item == 0) || (item->GetFlags() == 0);
    wxCommandEvent cmd( wxEVT_COMMAND_MENU_SELECTED );
    cmd.SetEventObject( this );

    /* Convert lower to upper case (the usual toupper function has problem with non ascii
     * codes like function keys */
    if( (aHotKey >= 'a') && (aHotKey <= 'z') )
        aHotKey += 'A' - 'a';

    EDA_HOTKEY* HK_Descr = GetDescriptorFromHotkey( aHotKey, common_Hotkey_List );

    if( HK_Descr == NULL )
        HK_Descr = GetDescriptorFromHotkey( aHotKey, module_edit_Hotkey_List );

    if( HK_Descr == NULL )
        return false;

    switch( HK_Descr->m_Idcommand )
    {
    default:
    case HK_NOT_FOUND:
        return false;

    case HK_HELP:                   // Display Current hotkey list
        DisplayHotkeyList( this, g_Module_Editor_Hokeys_Descr );
        break;

    case HK_RESET_LOCAL_COORD:      // set local (relative) coordinate origin
        GetScreen()->m_O_Curseur = GetCrossHairPosition();
        break;

    case HK_LEFT_CLICK:
        OnLeftClick( aDC, aPosition );
        break;

    case HK_LEFT_DCLICK:    // Simulate a double left click: generate 2 events
        OnLeftClick( aDC, aPosition );
        OnLeftDClick( aDC, aPosition );
        break;

    case HK_SET_GRID_ORIGIN:
        SetGridOrigin( GetCrossHairPosition() );
        m_canvas->Refresh();
        break;

    case HK_RESET_GRID_ORIGIN:
        SetGridOrigin( wxPoint(0,0) );
        m_canvas->Refresh();
        break;

    case HK_SWITCH_UNITS:
        cmd.SetId( (g_UserUnit == INCHES) ?
                    ID_TB_OPTIONS_SELECT_UNIT_MM : ID_TB_OPTIONS_SELECT_UNIT_INCH );
        GetEventHandler()->ProcessEvent( cmd );
        break;

    case HK_ZOOM_IN:
        cmd.SetId( ID_POPUP_ZOOM_IN );
        GetEventHandler()->ProcessEvent( cmd );
        break;

    case HK_ZOOM_OUT:
        cmd.SetId( ID_POPUP_ZOOM_OUT );
        GetEventHandler()->ProcessEvent( cmd );
        break;

    case HK_ZOOM_REDRAW:
        cmd.SetId( ID_ZOOM_REDRAW );
        GetEventHandler()->ProcessEvent( cmd );
        break;

    case HK_ZOOM_CENTER:
        cmd.SetId( ID_POPUP_ZOOM_CENTER );
        GetEventHandler()->ProcessEvent( cmd );
        break;

    case HK_UNDO:
    case HK_REDO:
        if( ItemFree && !blockActive )
        {
            wxCommandEvent event( wxEVT_COMMAND_TOOL_CLICKED, HK_Descr->m_IdMenuEvent );
            wxPostEvent( this, event );
        }
        break;

    case HK_ZOOM_AUTO:
        cmd.SetId( ID_ZOOM_PAGE );
        GetEventHandler()->ProcessEvent( cmd );
        break;

    case HK_EDIT_ITEM:
        OnHotkeyEditItem( HK_EDIT_ITEM );
//.........这里部分代码省略.........