C++ GetSelection函数代码示例

const tmAction* FindCmdDlg::ActionList::GetSelectedAction() {
	const int sel = GetSelection();
	return sel == -1 ? NULL : m_items[sel].action;
}

void wxFlatNotebook::SetSelection(size_t page)
{
	if(page >= m_windows.GetCount())
		return;

	// Support for disabed tabs
	if(!m_pages->GetEnabled(page) && m_windows.GetCount() > 1 && !m_bForceSelection)
		return;

	if( m_sendPageChangeEvent )
	{
		// Allow the user to veto the selection
		int oldSelection = GetSelection();

		wxFlatNotebookEvent event(wxEVT_COMMAND_FLATNOTEBOOK_PAGE_CHANGING, GetId());
		event.SetSelection( (int)page );
		event.SetOldSelection( oldSelection );
		event.SetEventObject( this );
		GetEventHandler()->ProcessEvent(event);

		if( !event.IsAllowed() )
		{
			return;
		}
	}

	int curSel = m_pages->GetSelection();

	// program allows the page change
	Freeze();
	if(curSel >= 0)
	{
		// Remove the window from the main sizer
		m_mainSizer->Detach(m_windows[curSel]);
		m_windows[curSel]->Hide();
	}

	if(m_windowStyle & wxFNB_BOTTOM)
	{
		m_mainSizer->Insert(0, m_windows[page], 1, wxEXPAND);
	}
	else
	{
		// We leave a space of 1 pixel around the window
		m_mainSizer->Add(m_windows[page], 1, wxEXPAND);
	}

	m_windows[page]->Show();
	Thaw();
	m_mainSizer->Layout();

	if( page != (size_t)m_pages->m_iActivePage )
		//there is a real poge changing
		m_pages->m_iPreviousActivePage = m_pages->m_iActivePage;

	m_pages->m_iActivePage = (int)page;
	m_pages->DoSetSelection(page);

	if( m_sendPageChangeEvent )
	{
		// Fire event 'Page Changed'
		wxFlatNotebookEvent event(wxEVT_COMMAND_FLATNOTEBOOK_PAGE_CHANGED, GetId());
		event.SetSelection( (int)page );
		event.SetEventObject( this );
		GetEventHandler()->ProcessEvent(event);
	}
}

void               P3DPlantModelTreeCtrl::OnAppendBranchCopyClick
                                      (wxCommandEvent     &event)
 {
  P3DListDialog                        SourceSelectionDialog(NULL,wxID_ANY,wxT("Select group to copy"));
  bool                                 Done;
  P3DPlantModel                       *PlantModel;
  P3DBranchModel                      *BranchModel;
  unsigned int                         BranchIndex;

  PlantModel = P3DApp::GetApp()->GetModel();

  BranchIndex = 0;
  BranchModel = P3DPlantModel::GetBranchModelByIndex(PlantModel,BranchIndex);

  while (BranchModel != 0)
   {
    SourceSelectionDialog.AddChoice(BranchModel->GetName());

    BranchModel = P3DPlantModel::GetBranchModelByIndex(PlantModel,++BranchIndex);
   }

  SourceSelectionDialog.SetSelection(0);

  if (SourceSelectionDialog.ShowModal() == wxID_OK)
   {
    int            SourceBranchIndex;

    SourceBranchIndex = SourceSelectionDialog.GetSelection();

    if (SourceBranchIndex >= 0)
     {
      const P3DBranchModel            *SourceBranchModel;
      P3DBranchModel                  *ParentBranchModel;
      P3DBranchModel                  *ChildBranchModel;
      P3DStemModelWings               *WingsStemModel;
      const P3DBranchingAlg           *SourceBranchingAlg;
      P3DStemModel                    *NewStemModel;
      P3DBranchingAlg                 *NewBranchingAlg;
      P3DVisRangeState                *NewVisRange;
      float                            MinRange,MaxRange;

      SourceBranchModel = P3DPlantModel::GetBranchModelByIndex(PlantModel,SourceBranchIndex);
      ParentBranchModel = ((P3DPlantModelTreeCtrlItemData*)(GetItemData(GetSelection())))->GetBranchModel();

      if (dynamic_cast<const P3DStemModelWings*>(SourceBranchModel->GetStemModel()) != 0)
       {
        if (ParentBranchModel->GetStemModel() == 0) /* trunk */
         {
          ::wxMessageBox(wxT("\"Wings\" stem can be added to \"Tube\" stems only"),
                         wxT("Error"),
                         wxICON_ERROR | wxOK);

          return;
         }
       }

      ChildBranchModel = new P3DBranchModel();

      ChildBranchModel->SetName
       (GenerateClonedBranchName
         (P3DApp::GetApp()->GetModel(),SourceBranchModel).c_str());

      NewStemModel = SourceBranchModel->GetStemModel()->CreateCopy();

      WingsStemModel = dynamic_cast<P3DStemModelWings*>(NewStemModel);

      if (WingsStemModel != 0)
       {
        WingsStemModel->SetParent((P3DStemModelTube*)ParentBranchModel->GetStemModel());
       }

      ChildBranchModel->SetStemModel(NewStemModel);

      if ((dynamic_cast<const P3DBranchingAlgBase*>(SourceBranchModel->GetBranchingAlg())) != 0)
       {
        if (ParentBranchModel->GetStemModel() == 0)
         {
          NewBranchingAlg = SourceBranchModel->GetBranchingAlg()->CreateCopy();
         }
        else
         {
          NewBranchingAlg = P3DApp::GetApp()->CreateBranchingAlgStd();
         }
       }
      else
       {
        if (ParentBranchModel->GetStemModel() == 0)
         {
          NewBranchingAlg = new P3DBranchingAlgBase();
         }
        else
         {
          NewBranchingAlg = SourceBranchModel->GetBranchingAlg()->CreateCopy();
         }
       }

      ChildBranchModel->SetBranchingAlg(NewBranchingAlg);

      ChildBranchModel->SetMaterialInstance(SourceBranchModel->GetMaterialInstance()->CreateCopy());

//.........这里部分代码省略.........

void FOOTPRINTS_LISTBOX::SetFootprints( FOOTPRINT_LIST& aList, const wxString& aLibName,
                                        COMPONENT* aComponent, int aFilterType )
{
    wxArrayString   newList;
    wxString        msg;
    wxString        oldSelection;

    if( GetSelection() >= 0 && GetSelection() < (int)m_footprintList.GetCount() )
        oldSelection = m_footprintList[ GetSelection() ];

    for( unsigned ii = 0; ii < aList.GetCount(); ii++ )
    {
        if( aFilterType == UNFILTERED )
        {
            msg.Printf( wxT( "%3zu %s:%s" ), newList.GetCount() + 1,
                        GetChars( aList.GetItem( ii ).GetNickname() ),
                        GetChars( aList.GetItem( ii ).GetFootprintName() ) );
            newList.Add( msg );
            continue;
        }

        if( (aFilterType & BY_LIBRARY) && !aLibName.IsEmpty()
          && !aList.GetItem( ii ).InLibrary( aLibName ) )
            continue;

        if( (aFilterType & BY_COMPONENT) && aComponent
          && !aComponent->MatchesFootprintFilters( aList.GetItem( ii ).GetFootprintName() ) )
            continue;

        if( (aFilterType & BY_PIN_COUNT) && aComponent
          && aComponent->GetNetCount() != aList.GetItem( ii ).GetPadCount() )
            continue;

        msg.Printf( wxT( "%3zu %s:%s" ), newList.GetCount() + 1,
                    GetChars( aList.GetItem( ii ).GetNickname() ),
                    GetChars( aList.GetItem( ii ).GetFootprintName() ) );
        newList.Add( msg );
    }

    if( newList == m_footprintList )
        return;

    m_footprintList = newList;

    int selection = m_footprintList.Index( oldSelection );

    if( selection == wxNOT_FOUND )
        selection = 0;

    DeleteAllItems();

    if( m_footprintList.GetCount() )
    {
        SetItemCount( m_footprintList.GetCount() );
        SetSelection( selection, true );
        RefreshItems( 0L, m_footprintList.GetCount()-1 );

#if defined (__WXGTK__ ) //&& wxMINOR_VERSION == 8
        // @bug On GTK and wxWidgets 2.8.x, this will assert in debug builds because the

        //      column parameter is -1.  This was the only way to prevent GTK3 from
        //      ellipsizing long strings down to a few characters.  It still doesn't set
        //      the scroll bars correctly (too short) but it's better than any of the
        //      other alternatives.  If someone knows how to fix this, please do.
        SetColumnWidth( -1, wxLIST_AUTOSIZE );
#else
        SetColumnWidth( 0, wxLIST_AUTOSIZE );
#endif
    }
}

void thBarViewCtrl::OnMouseLeave(wxMouseEvent &event)
{
    Mark(GetSelection());
}

void wxTabbedCtrl::OnPaint(wxPaintEvent &) {
    wxPaintDC dc(this);
    wxSize size = GetSize();
    wxBrush back_brush = wxBrush(GetBackgroundColour());
    wxBrush nosel_brush = wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE));
    wxBrush sel_brush = wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNHIGHLIGHT));
    wxPen border_pen = wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNSHADOW));
    wxPen sel_pen = wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNHIGHLIGHT));
    wxPen back_pen = wxPen(GetBackgroundColour());
    wxFont normal_font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
    wxFont bold_font = normal_font;
    bold_font.SetWeight(wxFONTWEIGHT_BOLD);
    bool mirror = style & wxTB_BOTTOM;
    bool fullborder = !(style & wxNO_BORDER);

    dc.BeginDrawing();

    //background
    dc.SetTextBackground(GetBackgroundColour());
    dc.SetTextForeground(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNTEXT));
    dc.SetBrush(back_brush);
    if(fullborder) {
        dc.SetPen(border_pen);
        dc.DrawRectangle(0, 0, size.x, size.y);
    }
    else {
        dc.SetPen(back_pen);
        dc.DrawRectangle(0, 0, size.x, size.y);
        dc.SetPen(border_pen);
        dc.DrawLine(0, mirror ? 0 : size.y-1, size.x, mirror ? 0 : size.y-1);
    }

    int height, width, pom;
    dc.SetFont(bold_font);
    dc.GetTextExtent("Aq", &pom, &height);
    int posx = 3;

    //and tabs
    int i = m_intStartPage;
    for( ; i < GetPageCount(); i++) {
        dc.SetPen(border_pen);
        dc.SetFont((i==GetSelection()) ? bold_font : normal_font);
        dc.SetBrush((i==GetSelection()) ? sel_brush : nosel_brush);
        dc.GetTextExtent(GetPageText(i), &width, &pom);

        int space = padding.x;
        if( ( posx + width+space+padding.x + BUTTON_BAR_SIZE ) > size.x ) {
            break;
        }

        dc.DrawRoundedRectangle(posx, size.y-height-padding.y*2, width+space+padding.x, height+padding.y*2+3, 3);
        dc.DrawText(GetPageText(i), posx+space, size.y-height-padding.y);
        if(i!=GetSelection())
            dc.DrawLine(posx, size.y-1, posx+width+space+padding.x, size.y-1);

        posx += width+space+padding.x;
    }
    m_intLastPage = i - 1;

    //X
    DrawX(hover, dc);
    DrawNext( hover_next, dc );
    DrawPrev( hover_prev, dc );
    DrawMenu( hover_menu, dc );


    dc.EndDrawing();
}

void CQueue::SetFocus()
{
	GetPage(GetSelection())->SetFocus();
}

nsresult
nsTypeAheadFind::FindItNow(nsIPresShell *aPresShell, PRBool aIsLinksOnly,
                           PRBool aIsFirstVisiblePreferred, PRBool aFindPrev,
                           PRUint16* aResult)
{
  *aResult = FIND_NOTFOUND;
  mFoundLink = nsnull;
  mFoundEditable = nsnull;
  mCurrentWindow = nsnull;
  nsCOMPtr<nsIPresShell> startingPresShell (GetPresShell());
  if (!startingPresShell) {    
    nsCOMPtr<nsIDocShell> ds = do_QueryReferent(mDocShell);
    NS_ENSURE_TRUE(ds, NS_ERROR_FAILURE);

    ds->GetPresShell(getter_AddRefs(startingPresShell));
    mPresShell = do_GetWeakReference(startingPresShell);    
  }  

  nsCOMPtr<nsIPresShell> presShell(aPresShell);

  if (!presShell) {
    presShell = startingPresShell;  // this is the current document

    if (!presShell)
      return NS_ERROR_FAILURE;
  }

  nsRefPtr<nsPresContext> presContext = presShell->GetPresContext();

  if (!presContext)
    return NS_ERROR_FAILURE;

  nsCOMPtr<nsISelection> selection;
  nsCOMPtr<nsISelectionController> selectionController = 
    do_QueryReferent(mSelectionController);
  if (!selectionController) {
    GetSelection(presShell, getter_AddRefs(selectionController),
                 getter_AddRefs(selection)); // cache for reuse
    mSelectionController = do_GetWeakReference(selectionController);
  } else {
    selectionController->GetSelection(
      nsISelectionController::SELECTION_NORMAL, getter_AddRefs(selection));
  }
 
  nsCOMPtr<nsISupports> startingContainer = presContext->GetContainer();
  nsCOMPtr<nsIDocShellTreeItem> treeItem(do_QueryInterface(startingContainer));
  NS_ASSERTION(treeItem, "Bug 175321 Crashes with Type Ahead Find [@ nsTypeAheadFind::FindItNow]");
  if (!treeItem)
    return NS_ERROR_FAILURE;

  nsCOMPtr<nsIDocShellTreeItem> rootContentTreeItem;
  nsCOMPtr<nsIDocShell> currentDocShell;
  nsCOMPtr<nsIDocShell> startingDocShell(do_QueryInterface(startingContainer));

  treeItem->GetSameTypeRootTreeItem(getter_AddRefs(rootContentTreeItem));
  nsCOMPtr<nsIDocShell> rootContentDocShell =
    do_QueryInterface(rootContentTreeItem);

  if (!rootContentDocShell)
    return NS_ERROR_FAILURE;

  nsCOMPtr<nsISimpleEnumerator> docShellEnumerator;
  rootContentDocShell->GetDocShellEnumerator(nsIDocShellTreeItem::typeContent,
                                             nsIDocShell::ENUMERATE_FORWARDS,
                                             getter_AddRefs(docShellEnumerator));

  // Default: can start at the current document
  nsCOMPtr<nsISupports> currentContainer = startingContainer =
    do_QueryInterface(rootContentDocShell);

  // Iterate up to current shell, if there's more than 1 that we're
  // dealing with
  PRBool hasMoreDocShells;

  while (NS_SUCCEEDED(docShellEnumerator->HasMoreElements(&hasMoreDocShells)) && hasMoreDocShells) {
    docShellEnumerator->GetNext(getter_AddRefs(currentContainer));
    currentDocShell = do_QueryInterface(currentContainer);
    if (!currentDocShell || currentDocShell == startingDocShell || aIsFirstVisiblePreferred)
      break;    
  }

  // ------------ Get ranges ready ----------------
  nsCOMPtr<nsIDOMRange> returnRange;
  nsCOMPtr<nsIPresShell> focusedPS;
  if (NS_FAILED(GetSearchContainers(currentContainer,
                                    (!aIsFirstVisiblePreferred ||
                                     mStartFindRange) ?
                                    selectionController.get() : nsnull,
                                    aIsFirstVisiblePreferred,  aFindPrev,
                                    getter_AddRefs(presShell),
                                    getter_AddRefs(presContext)))) {
    return NS_ERROR_FAILURE;
  }

  PRInt16 rangeCompareResult = 0;
  mStartPointRange->CompareBoundaryPoints(nsIDOMRange::START_TO_START, mSearchRange, &rangeCompareResult);
  // No need to wrap find in doc if starting at beginning
  PRBool hasWrapped = (rangeCompareResult < 0);

  if (mTypeAheadBuffer.IsEmpty())
//.........这里部分代码省略.........

NS_IMETHODIMP
nsTypeAheadFind::Find(const nsAString& aSearchString, PRBool aLinksOnly,
                      PRUint16* aResult)
{
  *aResult = FIND_NOTFOUND;

  nsCOMPtr<nsIPresShell> presShell (GetPresShell());
  if (!presShell) {    
    nsCOMPtr<nsIDocShell> ds (do_QueryReferent(mDocShell));
    NS_ENSURE_TRUE(ds, NS_ERROR_FAILURE);

    ds->GetPresShell(getter_AddRefs(presShell));
    mPresShell = do_GetWeakReference(presShell);    
  }  
  nsCOMPtr<nsISelection> selection;
  nsCOMPtr<nsISelectionController> selectionController = 
    do_QueryReferent(mSelectionController);
  if (!selectionController) {
    GetSelection(presShell, getter_AddRefs(selectionController),
                 getter_AddRefs(selection)); // cache for reuse
    mSelectionController = do_GetWeakReference(selectionController);
  } else {
    selectionController->GetSelection(
      nsISelectionController::SELECTION_NORMAL, getter_AddRefs(selection));
  }

  if (selection)
    selection->CollapseToStart();

  if (aSearchString.IsEmpty()) {
    mTypeAheadBuffer.Truncate();

    // These will be initialized to their true values after the first character
    // is typed
    mStartFindRange = nsnull;
    mSelectionController = nsnull;

    *aResult = FIND_FOUND;
    return NS_OK;
  }

  PRBool atEnd = PR_FALSE;    
  if (mTypeAheadBuffer.Length()) {
    const nsAString& oldStr = Substring(mTypeAheadBuffer, 0, mTypeAheadBuffer.Length());
    const nsAString& newStr = Substring(aSearchString, 0, mTypeAheadBuffer.Length());
    if (oldStr.Equals(newStr))
      atEnd = PR_TRUE;
  
    const nsAString& newStr2 = Substring(aSearchString, 0, aSearchString.Length());
    const nsAString& oldStr2 = Substring(mTypeAheadBuffer, 0, aSearchString.Length());
    if (oldStr2.Equals(newStr2))
      atEnd = PR_TRUE;
    
    if (!atEnd)
      mStartFindRange = nsnull;
  }

  if (!mIsSoundInitialized && !mNotFoundSoundURL.IsEmpty()) {
    // This makes sure system sound library is loaded so that
    // there's no lag before the first sound is played
    // by waiting for the first keystroke, we still get the startup time benefits.
    mIsSoundInitialized = PR_TRUE;
    mSoundInterface = do_CreateInstance("@mozilla.org/sound;1");
    if (mSoundInterface && !mNotFoundSoundURL.Equals(NS_LITERAL_CSTRING("beep"))) {
      mSoundInterface->Init();
    }
  }

#ifdef XP_WIN
  // After each keystroke, ensure sound object is destroyed, to free up memory 
  // allocated for error sound, otherwise Windows' nsISound impl 
  // holds onto the last played sound, using up memory.
  mSoundInterface = nsnull;
#endif

  PRInt32 bufferLength = mTypeAheadBuffer.Length();

  mTypeAheadBuffer = aSearchString;

  PRBool isFirstVisiblePreferred = PR_FALSE;

  // --------- Initialize find if 1st char ----------
  if (bufferLength == 0) {
    // If you can see the selection (not collapsed or thru caret browsing),
    // or if already focused on a page element, start there.
    // Otherwise we're going to start at the first visible element
    PRBool isSelectionCollapsed = PR_TRUE;
    if (selection)
      selection->GetIsCollapsed(&isSelectionCollapsed);

    // If true, we will scan from top left of visible area
    // If false, we will scan from start of selection
    isFirstVisiblePreferred = !atEnd && !mCaretBrowsingOn && isSelectionCollapsed;
    if (isFirstVisiblePreferred) {
      // Get the focused content. If there is a focused node, ensure the
      // selection is at that point. Otherwise, we will just want to start
      // from the caret position or the beginning of the document.
      nsPresContext* presContext = presShell->GetPresContext();
      NS_ENSURE_TRUE(presContext, NS_OK);

//.........这里部分代码省略.........

// Create a command list node.
void KeyboardPage::CreateNode( int nType, LPVOID lpvData )
{
	// Get the currently selected keyboard hash.
	LPHASH pHash = GetSelection();
	LPCNODE pCNode = NULL;
	if ( pHash )
	{
		// Allocate node.
		pCNode = ( LPCNODE )::AllocPooled( pParserPool, sizeof( CNODE ));
		if ( pCNode != NULL )
		{
			// Setup type.
			pCNode->nType = nType;

			// Hardcoded?
			if ( nType == CTYPE_HARDCODED )
				// Setup function.
				pCNode->lpFunc = ::FindCommand(( int )lpvData );
			else
			{
				// Allocate string copy.
				pCNode->pcStr = ::CopyStringPool( pParserPool, ( LPCTSTR )lpvData );
				if ( pCNode->pcStr == NULL )
				{
					// Failure.
					MessageBox( ClsString( MAKEINTRESOURCE( IDS_NO_MEMORY )), ClsGetApp()->GetAppTitle(), MB_ICONERROR | MB_OK );
					::FreePooled( pParserPool, pCNode );
					pCNode = NULL;
				}
			}
		}
		else
			MessageBox( ClsString( MAKEINTRESOURCE( IDS_NO_MEMORY )), ClsGetApp()->GetAppTitle(), MB_ICONERROR | MB_OK );
	}

	// Still there?
	if ( pCNode )
	{
		// Add the node to the list.
		AddTail(( LPLIST )pHash->lpCommands, ( LPNODE )pCNode );

		// Add it to the listview.
		int nSel = m_Commands.AddString(( LPCTSTR )pCNode );
		if ( nSel != LB_ERR )
		{
			// Select the entry.
			m_Commands.SetCurSel( nSel );

			// Edit the node.
			SendMessage( WM_COMMAND, MAKEWPARAM( IDC_COMMANDS, LBN_DBLCLK ), ( LPARAM )m_Commands.GetSafeHWND());

			// Changes have been made.
			pSettings->Changed( m_pParser );
			SetupControls();
		}
		else
		{
			// Show out of memory error. Guess this should be the
			// only reason this could fail.
			MessageBox( ClsString( MAKEINTRESOURCE( IDS_NO_MEMORY )), ClsGetApp()->GetAppTitle(), MB_ICONERROR | MB_OK );

			// Free the node and
			// it's string.
			if ( nType != CTYPE_HARDCODED ) ::FreePooled( pParserPool, pCNode->pcStr );
			::FreePooled( pParserPool, pCNode );
		}
	}
}

//.........这里部分代码省略.........
				pCNode->nType	  = cTemp.nType;
				pCNode->uCommand  = cTemp.uCommand;

				// Select the next item which
				// in fact is the already selected
				// item.
				m_Commands.SetCurSel( m_Commands.GetCurSel() + 1 );
				SetupControls();
				pSettings->Changed( m_pParser );
				return 0;
			}
		}

		case	IDS_INSERT:
			CreateNode( CTYPE_TEXT, ( LPVOID )( LPCTSTR )ClsString( MAKEINTRESOURCE( IDS_NEWINSERT )));
			return 0;

		case	IDS_HARDCODED:
			CreateNode( CTYPE_HARDCODED, ( LPVOID )( ::GetCommandTable()->nCommandID ));
			return 0;

		case	IDS_RUN:
			CreateNode( CTYPE_RUN, ( LPVOID )( _T( "Calc.exe" )));
			return 0;

		case	IDS_OPEN:
			CreateNode( CTYPE_SHELLOPEN, ( LPVOID )( _T( "ReadMe.txt" )));
			return 0;

		case	IDC_KEYS:
			if ( nNotifyCode == LBN_SELCHANGE )
			{
				// Get the current selection.
				LPHASH pSel = GetSelection();
				if ( pSel )
				{
					// Clear the contents of the command list.
					m_Commands.ResetContent();

					// Add commands.
					LPCNODE pNode;
					for ( pNode = pSel->lpCommands->lpFirst; pNode->lpNext; pNode = pNode->lpNext )
						m_Commands.AddString(( LPCTSTR )pNode );
				}
			}
			// Setup controls.
			SetupControls();
			return 0;

		case	IDC_COMMANDS:
			// Double-click?
			if ( nNotifyCode == LBN_DBLCLK )
			{
				// Find the command node.
				LPCNODE pCNode = ( LPCNODE )m_Commands.GetItemData( m_Commands.GetCurSel());
				if ( pCNode != ( LPCNODE )LB_ERR )
				{
					// What's the type?
					switch ( pCNode->nType )
					{
						case	CTYPE_HARDCODED:
						{
							// Open the editor.
							Hardcoded h;
							if ( h.Select( *GetParent(), pCNode ))
							{

int GUIInput::NotifyTouch(TOUCH_STATE state, int x, int y)
{
	static int startSelection = -1;
	int textWidth;
	string displayValue, originalValue;
	void* fontResource = NULL;

	if (mFont)  fontResource = mFont->GetResource();

	if (!isConditionTrue())
		return -1;

	if (!HasInputFocus) {
		if (state != TOUCH_RELEASE)
			return 0; // Only change focus if touch releases within the input box
		if (GetSelection(x, y) >= 0) {
			// When changing focus, we don't scroll or change the cursor location
			PageManager::SetKeyBoardFocus(0);
			PageManager::NotifyKeyboard(0);
			SetInputFocus(1);
			DrawCursor = true;
			mRendered = false;
		}
	} else {
		switch (state) {
		case TOUCH_HOLD:
		case TOUCH_REPEAT:
			break;
		case TOUCH_START:
			startSelection = GetSelection(x,y);
			lastX = x;
			DrawCursor = false;
			mRendered = false;
			break;

		case TOUCH_DRAG:
			// Check if we dragged out of the selection window
			if (GetSelection(x, y) == -1) {
				lastX = 0;
				break;
			}

			DrawCursor = false;

			// Provide some debounce on initial touches
			if (startSelection != -1 && abs(x - lastX) < 6) {
				break;
			}

			startSelection = -1;
			if (lastX != x)
				HandleTextLocation(x);
			break;

		case TOUCH_RELEASE:
			// We've moved the cursor location
			int relativeX = x - mRenderX;

			mRendered = false;
			DrawCursor = true;
			DataManager::GetValue(mVariable, displayValue);
			if (HasMask) {
				int index, string_size = displayValue.size();
				string maskedValue;
				for (index=0; index<string_size; index++)
					maskedValue += mMask;
				displayValue = maskedValue;
			}
			if (displayValue.size() == 0) {
				skipChars = 0;
				mCursorLocation = -1;
				return 0;
			} else if (skipChars && skipChars < displayValue.size()) {
				displayValue.erase(0, skipChars);
			}

			string cursorString;
			int cursorX = 0;
			unsigned index = 0;

			for(index=0; index<displayValue.size(); index++)
			{
				cursorString = displayValue.substr(0, index);
				cursorX = gr_measureEx(cursorString.c_str(), fontResource) + mRenderX;
				if (cursorX > x) {
					if (index > 0)
						mCursorLocation = index - 1;
					else
						mCursorLocation = index;
					return 0;
				}
			}
			mCursorLocation = -1;
			break;
		}
	}
	return 0;
}

int GUIListBox::NotifyTouch(TOUCH_STATE state, int x, int y)
{
	static int lastY = 0, last2Y = 0;
	int selection = 0;

	switch (state)
	{
	case TOUCH_START:
		if (scrollingSpeed != 0)
			startSelection = -1;
		else
			startSelection = GetSelection(x,y);
		isHighlighted = (startSelection > -1);
		if (isHighlighted)
			mUpdate = 1;
		startY = lastY = last2Y = y;
		scrollingSpeed = 0;
		break;

	case TOUCH_DRAG:
		// Check if we dragged out of the selection window
		if (GetSelection(x, y) == -1) {
			last2Y = lastY = 0;
			if (isHighlighted) {
				isHighlighted = false;
				mUpdate = 1;
			}
			break;
		}

		// Fast scroll
		if(mFastScrollRectX != -1 && x >= mRenderX + mRenderW - mFastScrollW)
		{
			int pct = ((y-mRenderY-mHeaderH)*100)/(mRenderH-mHeaderH);
			int totalSize = mList.size();
			int lines = (mRenderH - mHeaderH) / (actualLineHeight);

			float l = float((totalSize-lines)*pct)/100;
			if(l + lines >= totalSize)
			{
				mStart = totalSize - lines;
				scrollingY = 0;
			}
			else
			{
				mStart = l;
				scrollingY = -(l - int(l))*actualLineHeight;
			}

			startSelection = -1;
			mUpdate = 1;
			scrollingSpeed = 0;
			isHighlighted = false;
			break;
		}

		// Provide some debounce on initial touches
		if (startSelection != -1 && abs(y - startY) < touchDebounce) {
			isHighlighted = true;
			mUpdate = 1;
			break;
		}

		isHighlighted = false;
		last2Y = lastY;
		lastY = y;	
		startSelection = -1;

		// Handle scrolling
		scrollingY += y - startY;
		startY = y;
		while(mStart && scrollingY > 0) {
			mStart--;
			scrollingY -= actualLineHeight;
		}
		if (mStart == 0 && scrollingY > 0)
			scrollingY = 0;
		{
			int totalSize = mList.size();
			int lines = (mRenderH - mHeaderH) / (actualLineHeight);

			if (totalSize > lines) {
				int bottom_offset = ((int)(mRenderH) - mHeaderH) - (lines * actualLineHeight);

				bottom_offset -= actualLineHeight;

				while (mStart + lines + (bottom_offset ? 1 : 0) < totalSize && abs(scrollingY) > actualLineHeight) {
					mStart++;
					scrollingY += actualLineHeight;
				}
				if (bottom_offset != 0 && mStart + lines + 1 >= totalSize && scrollingY <= bottom_offset) {
					mStart = totalSize - lines - 1;
					scrollingY = bottom_offset;
				} else if (mStart + lines >= totalSize && scrollingY < 0) {
					mStart = totalSize - lines;
					scrollingY = 0;
				}
			} else
				scrollingY = 0;
		}
//.........这里部分代码省略.........

 bool LayerChanged() { return GetSelection() != 0; }

void WrappingTextView::KeyDown(const char *bytes, int32 numBytes) 
{ 
	if (IsEditable() && numBytes==1) {
		m_last_key_was_del = (bytes[0]==B_DELETE);
		switch( bytes[0]) {
			case B_RIGHT_ARROW: {
				// implement word-wise movement:
				int32 mods = Window()->CurrentMessage()->FindInt32("modifiers");
				if (mods & (B_LEFT_CONTROL_KEY | B_RIGHT_OPTION_KEY)) {
					int32 len=TextLength();
					int32 startPos, endPos;
					GetSelection( &startPos, &endPos);
					if (endPos==len)
						break;
					if (startPos==endPos && (mods & B_SHIFT_KEY))
						m_selection_start=B_RIGHT_ARROW;
					int32 wordStart, wordEnd;
					if (mods & B_SHIFT_KEY && m_selection_start==B_LEFT_ARROW) {
						do {
							FindWord( startPos, &wordStart, &wordEnd);
							if (wordEnd > wordStart+1)
								break;
							if (wordEnd == wordStart+1 && ByteAt( wordStart)!=' ')
								break;
						} while( ++startPos < len);
						Select( MIN(endPos, wordEnd), endPos);
					} else {
						do {
							FindWord( endPos, &wordStart, &wordEnd);
							if (wordEnd > wordStart+1)
								break;
							if (wordEnd == wordStart+1 && ByteAt( wordStart)!=' ')
								break;
						} while( ++endPos < len);
						if (mods & B_SHIFT_KEY) {
							Select( startPos, wordEnd);
						} else
							Select( wordEnd, wordEnd);
					}
					ScrollToSelection();
				} else
					inherited::KeyDown( bytes, numBytes);
				break;
			}
			case B_LEFT_ARROW: {
				// implement word-wise movement:
				int32 mods = Window()->CurrentMessage()->FindInt32("modifiers");
				if (mods & (B_LEFT_CONTROL_KEY | B_RIGHT_OPTION_KEY)) {
					int32 startPos, endPos;
					GetSelection( &startPos, &endPos);
					if (!startPos)
						break;
					if (startPos==endPos && (mods & B_SHIFT_KEY))
						m_selection_start=B_LEFT_ARROW;
					int32 wordStart, wordEnd;
					if (mods & B_SHIFT_KEY && m_selection_start==B_RIGHT_ARROW) {
						--endPos;
						do {
							FindWord( endPos, &wordStart, &wordEnd);
							if (wordEnd > wordStart+1)
								break;
							if (wordEnd == wordStart+1 && ByteAt( wordStart)!=' ')
								break;
						} while( --endPos > 0);
						Select( startPos, MAX( startPos, wordStart));
					} else {
						--startPos;
						do {
							FindWord( startPos, &wordStart, &wordEnd);
							if (wordEnd > wordStart+1)
								break;
							if (wordEnd == wordStart+1 && ByteAt( wordStart)!=' ')
								break;
						} while( --startPos > 0);
						if (mods & B_SHIFT_KEY)
							Select( wordStart, endPos);
						else
							Select( wordStart, wordStart);
					}
					ScrollToSelection();
				} else
					inherited::KeyDown( bytes, numBytes);
				break;
			}
			default:
				inherited::KeyDown( bytes, numBytes);
				break;
		}
	} else if ( numBytes == 1 ) {
		// in read-only mode, we use cursor-keys to move scrollbar, and
		// we remap HOME / END to the vertical scrollbar (not the horizontal,
		// which is default).
		switch( bytes[0]) {
			case B_PAGE_UP:
			case B_PAGE_DOWN:
			case B_UP_ARROW:
			case B_DOWN_ARROW:
			case B_HOME: 
			case B_END: {
				// move vertical scrollbar:
//.........这里部分代码省略.........