// PropertyGridInPlaceEdit.cpp : ±¸Çö ÆÄÀÏÀÔ´Ï´Ù.
//

#include "stdafx.h"
#include "PropertyGridInPlaceEdit.h"


// CPropertyGridInPlaceEdit

IMPLEMENT_DYNAMIC(CPropertyGridInPlaceEdit, CEdit)

CPropertyGridInPlaceEdit::CPropertyGridInPlaceEdit(CWnd* pParent, CRect& rect, DWORD dwStyle, UINT nID, CString sInitText)
{
  m_sInitText     = sInitText;
  m_bExitOnArrows = FALSE;
  m_Rect = rect;  // For bizarre CE bug.

  DWORD dwEditStyle = /*WS_BORDER|*/WS_CHILD|/*WS_VISIBLE|*/ES_AUTOHSCROLL|dwStyle;
  if (!Create(dwEditStyle, rect, pParent, nID))
    return;

  m_clrBack = GetSysColor(COLOR_WINDOW);
  m_clrText = GetSysColor(COLOR_WINDOWTEXT);
  m_Brush.CreateSolidBrush(m_clrBack);

  SetFont(pParent->GetFont());

  SetWindowText(m_sInitText);
  SetFocus();

  SetSel(0, -1);
  SetSel(-1, 0);
}

CPropertyGridInPlaceEdit::~CPropertyGridInPlaceEdit()
{
}

void CPropertyGridInPlaceEdit::SetColors(COLORREF clrBack, COLORREF clrText)
{
  m_clrBack = clrBack;
  m_clrText = clrText;
  m_Brush.DeleteObject();
  m_Brush.CreateSolidBrush(m_clrBack);
}

BEGIN_MESSAGE_MAP(CPropertyGridInPlaceEdit, CEdit)
	//{{AFX_MSG_MAP(CPropertyGridInPlaceEdit)
	ON_WM_KILLFOCUS()
	ON_WM_CHAR()
	ON_WM_KEYDOWN()
	ON_WM_GETDLGCODE()
	ON_WM_CREATE()
	ON_WM_CTLCOLOR_REFLECT( )
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()



// CPropertyGridInPlaceEdit ¸Þ½ÃÁö 󸮱âÀÔ´Ï´Ù.


void CPropertyGridInPlaceEdit::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags) 
{
  if ((nChar == VK_PRIOR || nChar == VK_NEXT ||
    nChar == VK_DOWN  || nChar == VK_UP   ||
    nChar == VK_RIGHT || nChar == VK_LEFT) &&
    (m_bExitOnArrows || GetKeyState(VK_CONTROL) < 0))
  {
    GetParent()->SetFocus();
    return;
  }

  CEdit::OnKeyDown(nChar, nRepCnt, nFlags);
}

// As soon as this edit loses focus, kill it.
void CPropertyGridInPlaceEdit::OnKillFocus(CWnd* pNewWnd)
{
  CEdit::OnKillFocus(pNewWnd);
  EndEdit();
}

void CPropertyGridInPlaceEdit::OnChar(UINT nChar, UINT nRepCnt, UINT nFlags)
{
  if (nChar == VK_TAB || nChar == VK_RETURN)
  {
    GetParent()->SetFocus();    // This will destroy this window
    return;
  }
  if (nChar == VK_ESCAPE) 
  {
    CancelEdit();
    return;
  }

  CEdit::OnChar(nChar, nRepCnt, nFlags);

  //// Resize edit control if needed
  //
  //// Get text extent
  //CString str;
  //GetWindowText( str );

  //// add some extra buffer
  //str += _T("  ");
  //
  //CWindowDC dc(this);
  //CFont *pFontDC = dc.SelectObject(GetFont());
  //CSize size = dc.GetTextExtent( str );
  //dc.SelectObject( pFontDC );
  //   
  //// Get client rect
  //CRect ParentRect;
  //GetParent()->GetClientRect( &ParentRect );
  //
  //// Check whether control needs to be resized
  //// and whether there is space to grow
  //if (size.cx > m_Rect.Width())
  //{
  //    if( size.cx + m_Rect.left < ParentRect.right )
  //        m_Rect.right = m_Rect.left + size.cx;
  //    else
  //        m_Rect.right = ParentRect.right;
  //    MoveWindow( &m_Rect );
  //}
}

UINT CPropertyGridInPlaceEdit::OnGetDlgCode() 
{
  return DLGC_WANTALLKEYS;
}

////////////////////////////////////////////////////////////////////////////
// CPropertyGridInPlaceEdit overrides

// Stoopid win95 accelerator key problem workaround - Matt Weagle.
BOOL CPropertyGridInPlaceEdit::PreTranslateMessage(MSG* pMsg) 
{
  // Catch the Alt key so we don't choke if focus is going to an owner drawn button
  if (pMsg->message == WM_SYSCHAR)
    return TRUE;
  return CEdit::PreTranslateMessage(pMsg);
}

////////////////////////////////////////////////////////////////////////////
// CPropertyGridInPlaceEdit implementation

void CPropertyGridInPlaceEdit::CancelEdit()
{
  // restore previous text
  if (IsWindow(GetSafeHwnd()))
  {
    SetWindowText(m_sInitText);
    SendMessage(WM_CLOSE, 0, 0);
  }
}

void CPropertyGridInPlaceEdit::EndEdit()
{
  CString str;

  // EFW - BUG FIX - Clicking on a grid scroll bar in a derived class
  // that validates input can cause this to get called multiple times
  // causing assertions because the edit control goes away the first time.
  static BOOL bAlreadyEnding = FALSE;

  if(bAlreadyEnding)
    return;

  bAlreadyEnding = TRUE;
  GetWindowText(str);

  CWnd* pOwner = GetOwner();
  if (pOwner)
    pOwner->SendMessage(WM_PG_ENDLABELEDIT, (WPARAM) LPCTSTR(str), NULL );

  // Close this window (PostNcDestroy will delete this)
  if (IsWindow(GetSafeHwnd()))
    SendMessage(WM_CLOSE, 0, 0);
  bAlreadyEnding = FALSE;
}

HBRUSH CPropertyGridInPlaceEdit::CtlColor ( CDC* pDC, UINT nCtlColor )
{
  pDC->SetTextColor(m_clrText);
  pDC->SetBkColor(m_clrBack);
  return m_Brush;
}