void CMagneticView::OnSetFocus(CWnd* pOldWnd)
{
  CView::OnSetFocus(pOldWnd);
  if (m_bInputActive)
    CaretOn();
}
Exemple #2
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char CMagneticView::GetInput(bool& done, bool trans)
{
  static const int MAX_HISTORY = 20;
  done = true;

  CMagneticApp* pApp = (CMagneticApp*)AfxGetApp();
  CMagneticView* pView = CMagneticView::GetView();
  if (pView == NULL)
    return 0;

  int cInput = 0;        // Input character
  int iPosition = 0;    // Current cursor position
  int iHistory = -1;    // Current history position
  static CString strFullLine;

  // Input line already obtained?
  if (strFullLine.GetLength() > 0)
  {
    cInput = strFullLine[0];
    strFullLine = strFullLine.Right(strFullLine.GetLength()-1);
    if (cInput == (signed char)(CMagneticView::SPECIAL_KEYS + VK_SPACE))
      cInput = ' ';
    return (char)cInput;
  }

  if (pView->m_bMorePrompt)
    pView->m_PageTable.RemoveAt(pView->m_PageTable.GetSize()-1);
  else
    pView->m_PageTable.RemoveAll();

  // Refresh the view
  pView->Invalidate();
  CaretOn();

  while (cInput != 10 && cInput != 1)
  {
    pView = CMagneticView::GetView();
    if (pView == NULL)
      break;

    // Wait for a character
    CArray<int, int>& Input = pView->m_Input;
    if (Input.GetSize() == 0)
    {
      if (pView)
        pView->ShowCaret();
      pApp->PumpMessage();
      pApp->CWinApp::OnIdle(0);  // Call base class OnIdle();
      pView = CMagneticView::GetView();
      if (pView)
      {
        pView->HideCaret();
        CMagneticApp::Redraw Status = pApp->GetRedrawStatus();
        switch (Status)
        {
        case CMagneticApp::Redraw::EndPlayback:
          done = false;    // intentional fall-through
        case CMagneticApp::Redraw::EndLine:
        case CMagneticApp::Redraw::EndOpcode:
          Input.RemoveAll();
          strFullLine.Empty();
          if (Status == CMagneticApp::Redraw::EndOpcode)
            cInput = 1;
          else
            cInput = 10;  // intentional fall-through
        case CMagneticApp::Redraw::ThisLine:
          CaretOff();
          CaretOn();
          pView->Invalidate();
          break;
        }
        pView->SetCursorPos(pView->m_pTextDC,strFullLine.GetLength()-iPosition);
      }
    }
    else
    {
      cInput = (pView->m_bMorePrompt) ? 10 : Input[0];
      Input.RemoveAt(0);
      
      int iInsertPos, iRemovePos;
      switch (cInput)
      {
      case 10:                                      // Return
        strFullLine += (char)cInput;
        break;
      case CMagneticView::SPECIAL_KEYS + VK_LEFT:    // Cursor left
        if (iPosition > 0)
          iPosition--;
        break;
      case CMagneticView::SPECIAL_KEYS + VK_RIGHT:  // Cursor right
        if (iPosition < strFullLine.GetLength())
          iPosition++;
        break;
      case CMagneticView::SPECIAL_KEYS + VK_HOME:    // Home
        iPosition = 0;
        break;
      case CMagneticView::SPECIAL_KEYS + VK_END:    // End
        iPosition = strFullLine.GetLength();
        break;
      case CMagneticView::SPECIAL_KEYS + VK_DELETE:  // Delete
        if (iPosition < strFullLine.GetLength())
        {
          iRemovePos = strFullLine.GetLength() - iPosition;
          pView->RemoveChar(strFullLine,iRemovePos);
          pView->RemoveChar(pView->m_strOutput,iRemovePos,TRUE);
        }
        break;
      case 8:                                        // Backspace
        if (iPosition > 0)
        {
          iRemovePos = strFullLine.GetLength() - iPosition + 1;
          pView->RemoveChar(strFullLine,iRemovePos);
          pView->RemoveChar(pView->m_strOutput,iRemovePos,TRUE);
          iPosition--;
        }
        break;
      case CMagneticView::SPECIAL_KEYS + VK_UP:      // Cursor up
        if (iHistory < pView->m_History.GetSize()-1)
          iHistory++;
        if ((iHistory >= 0) && (pView->m_History.GetSize() > 0))
        {
          int iOldLength = strFullLine.GetLength();
          strFullLine = pView->m_History[iHistory];
          pView->UseHistory(strFullLine,iOldLength);
          iPosition = strFullLine.GetLength();
        }
        break;
      case CMagneticView::SPECIAL_KEYS + VK_DOWN:    // Cursor down
        if (iHistory > 0)
          iHistory--;
        if ((iHistory >= 0) && (pView->m_History.GetSize() > 0))
        {
          int iOldLength = strFullLine.GetLength();
          strFullLine = pView->m_History[iHistory];
          pView->UseHistory(strFullLine,iOldLength);
          iPosition = strFullLine.GetLength();
        }
        break;
      case CMagneticView::SPECIAL_KEYS + VK_SPACE:  // Space
        iInsertPos = strFullLine.GetLength() - iPosition;
        pView->InsertChar(pView->m_strOutput,(char)cInput,iInsertPos,TRUE);
        pView->InsertChar(strFullLine,(char)cInput,iInsertPos);
        iPosition++;
        break;
      default:
        if (isprint(cInput) && (cInput < CMagneticView::SPECIAL_KEYS))
        {
          // Insert the character into the input string
          iInsertPos = strFullLine.GetLength() - iPosition;
          pView->InsertChar(pView->m_strOutput,(char)cInput,iInsertPos,TRUE);
          pView->InsertChar(strFullLine,(char)cInput,iInsertPos);
          iPosition++;
        }
        break;
      }

      // Update the input line
      pView->InvalidateRect(pView->m_LastLineRect,FALSE);
    }
  }

  if (pView && (strFullLine.GetLength() > 0))
  {
    if (pView->m_bMorePrompt == false)
    {
      // Store in input history
      CString strHistory = strFullLine.Left(strFullLine.GetLength()-1);
      if (strHistory.GetLength() > 0)
      {
        pView->m_History.InsertAt(0,strHistory);
        if (pView->m_History.GetSize() > MAX_HISTORY)
          pView->m_History.RemoveAt(pView->m_History.GetSize()-1);
      }

      int i;
      while ((i = strHistory.Find((char)(CMagneticView::SPECIAL_KEYS + VK_SPACE))) >= 0)
        strHistory.SetAt(i,' ');

      // Input recording
      if ((pView->m_Recording == Recording::RecordingOn) && (pView->m_pFileRecord))
          fprintf(pView->m_pFileRecord,"%s\n",strHistory);

      // Scrollback buffer
      pView->m_Scrollback.GetScrollback() += strHistory;

      // Scripting
      if (pView->m_Scripting == Scripting::ScriptingOn)
        pView->m_strScript += strHistory;
    }

    if (trans && (strFullLine.CompareNoCase("#undo\n") == 0))
    {
      cInput = 0;
      strFullLine.Empty();
    }
    else
    {
      cInput = strFullLine[0];
      strFullLine = strFullLine.Right(strFullLine.GetLength()-1);
    }
  }

  if (pView)
    pView->m_iLines = 0;
  CaretOff();

  if (cInput == (signed char)(CMagneticView::SPECIAL_KEYS + VK_SPACE))
    cInput = ' ';

  return (char)cInput;
}