mycombo.cpp

网络游戏魔域源代码 测试可以完整变异

// MyCombo.cpp : implementation file
//

#include "stdafx.h"
#include "MyShell.h"
#include "MyCombo.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CMyCombo

CMyCombo::CMyCombo()
{
	m_CobPar.m_btRightLeft = 5 ;
	m_CobPar.m_btEndCharPos = 10 ;
	m_CobPar.m_bBorder = false ;
	m_CobPar.m_bChinese = true;
}

CMyCombo::~CMyCombo()
{
	m_CobPar.m_Bmp.Destroy () ;
}


BEGIN_MESSAGE_MAP(CMyCombo, CEdit)
	//{{AFX_MSG_MAP(CMyCombo)
	ON_WM_KEYDOWN()
	ON_WM_CHAR()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CMyCombo message handlers
void CMyCombo::Show(int x, int y)
{
	m_CobPar.m_Pnt.x = m_CobPar.m_IntPnt.x + x ;
	m_CobPar.m_Pnt.y = m_CobPar.m_IntPnt.y + y ;
	
	if ( m_CobPar.m_bBorder )
		m_CobPar.m_Bmp.Show ( m_CobPar.m_Pnt.x,
							  m_CobPar.m_Pnt.y) ;
	
	CMyCombo::ShowChar();
}

void CMyCombo::ShowChar()
{
	char strChar[1024] = "";
	memset(strChar, 0L, sizeof(strChar));
	if ( 0 >= CMyCombo::GetLine ( 0, strChar, sizeof( strChar ) ) )
	{
		
		// Show the cursor pos
		if ( ::timeGetTime() / 500 % 2 == 0 && this->GetFocus() == this )
		{
			CMyBitmap::ShowBlock ( m_CobPar.m_Pnt.x,
								   m_CobPar.m_Pnt.y,
								   m_CobPar.m_Pnt.x + 2,
								   m_CobPar.m_Pnt.y + CMyBitmap::GetFontSize() + 4,
							       0xffffffff );
		}
		return;
	}

	int nSelStart = 0, nSelEnd = 0; 
	CMyCombo::GetSel( nSelStart, nSelEnd );
	m_CobPar.m_nSelNum = nSelEnd - nSelStart;
	if ( nSelStart == nSelEnd )
		m_CobPar.m_nLastSelEnd = nSelEnd;
	int nCursor = nSelStart;
	CPoint pntCursor = this->PosFromChar( nSelStart );
	if ( pntCursor.x < 0 && pntCursor.x != -1 )
	{
		nCursor = nSelEnd;
		pntCursor = this->PosFromChar( nSelEnd );
	}
	else if ( pntCursor.x > 0 && nSelEnd > m_CobPar.m_nLastSelEnd )
	{
		nCursor = nSelEnd;
		pntCursor = this->PosFromChar( nSelEnd );
	}

	if ( nSelEnd <= m_CobPar.m_nLastSelEnd )
		m_CobPar.m_nLastSelEnd = nSelEnd;

	int nTotalNum = strlen( strChar );
	int nCharNum = 0;
	int nStart = 0;
	if ( pntCursor.x == -1 )
	{
		if ( nTotalNum < m_CobFnt.m_nCharNum )
		{
			nStart = 0;
			nCharNum = nTotalNum;
		}
		else
		{
			nStart = nCursor - m_CobFnt.m_nCharNum;
			nCharNum = m_CobFnt.m_nCharNum;
		}
	}
	else
	{
		nStart = nCursor - pntCursor.x / ( CMyBitmap::GetFontSize() / 2 );
		nCharNum = ( ( nTotalNum - nStart ) > m_CobFnt.m_nCharNum ) ? m_CobFnt.m_nCharNum : nTotalNum - nStart;
	}
	
	if ( nCharNum > 0 )
	{
		char strNorChar [1024] = "";
		memset(strNorChar, 0L, sizeof(strNorChar));

		// Test to show the chinese normal
		if ( nCharNum >= m_CobFnt.m_nCharNum - 1 && strChar[nStart] < 0 )
		{	
			int nChinese = 0;
			for ( int i = nStart; i < nStart + nCharNum; i++ )
			{
				if ( strChar[i] < 0 )
					nChinese++;
				else
					break;
			}

			if ( nChinese % 2 != 0 )
				nStart++;
		}

		strcpy( strNorChar, strChar + nStart );
		strNorChar[nCharNum] = '\0';

		// Show the normal char 		
		CMyBitmap::ShowString ( m_CobPar.m_Pnt.x,
								m_CobPar.m_Pnt.y,
								m_CobFnt.m_dwFontColor,
								strNorChar ) ;

		if ( m_CobPar.m_nSelNum > 0 ) 
		{
			char strSelChar [128] = "";
			memset(strSelChar, 0L, sizeof(strSelChar));

			if ( nSelStart < nStart )
			{
				m_CobPar.m_nSelNum -= nStart - nSelStart;
				nSelStart = nStart ;
			}
			strncpy ( strSelChar, 
					  strNorChar + ( nSelStart - nStart ), 
					  m_CobPar.m_nSelNum );
			strSelChar[m_CobPar.m_nSelNum] = 0;

			// Show the select block
			if (m_CobPar.m_nWidth > (( nSelStart - nStart + m_CobPar.m_nSelNum ) * ( CMyBitmap::GetFontSize() / 2 )))
				CMyBitmap::ShowBlock( m_CobPar.m_Pnt.x + ( nSelStart - nStart ) * ( CMyBitmap::GetFontSize() / 2 ),
									  m_CobPar.m_Pnt.y,
									  m_CobPar.m_Pnt.x + ( nSelStart - nStart + m_CobPar.m_nSelNum ) * ( CMyBitmap::GetFontSize() / 2 ),
									  m_CobPar.m_Pnt.y + CMyBitmap::GetFontSize() + 4,
									  0xffffffff );
			else	
				CMyBitmap::ShowBlock( m_CobPar.m_Pnt.x + ( nSelStart - nStart ) * ( CMyBitmap::GetFontSize() / 2 ),
									  m_CobPar.m_Pnt.y,
									  m_CobPar.m_Pnt.x + m_CobPar.m_nWidth,
									  m_CobPar.m_Pnt.y + CMyBitmap::GetFontSize() + 4,
									  0xffffffff );
			
			// Show the select char
			CMyBitmap::ShowString( m_CobPar.m_Pnt.x + ( nSelStart - nStart ) * ( CMyBitmap::GetFontSize() / 2 ),
								   m_CobPar.m_Pnt.y,
								   m_CobFnt.m_dwBackColor,
								   strSelChar );
		}

		// Show the cursor pos
		if ( ::timeGetTime() / 500 % 2 == 0 && this->GetFocus() == this )
		{
			CMyBitmap::ShowBlock ( m_CobPar.m_Pnt.x + ( nCursor - nStart ) * ( CMyBitmap::GetFontSize() / 2 ),
								   m_CobPar.m_Pnt.y,
								   m_CobPar.m_Pnt.x + ( nCursor - nStart ) * ( CMyBitmap::GetFontSize() / 2 ) + 2,
								   m_CobPar.m_Pnt.y + CMyBitmap::GetFontSize() + 4,
							       0xffffffff ) ;
		}
	}
}

void CMyCombo::DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct) 
{
	// TODO: Add your code to draw the specified item
	
}

BOOL CMyCombo::Init(int xPos, int yPos, char *FileName, DWORD dwFontColor, DWORD dwBackColor )
{
 	CMyCombo::SetLimitText ( 256 ) ;
	CRect rect;
	CMyCombo::GetWindowRect ( rect ) ;
	m_CobPar.m_IntPnt.x = rect.left - xPos ;
	m_CobPar.m_IntPnt.y = rect.top - yPos ;
	m_CobPar.m_nWidth = rect.right - rect.left ;
	m_CobPar.m_nHeight = rect.bottom - rect.top ;
	m_CobFnt.m_btFontWidth = CMyBitmap::GetFontSize ( ) / 2 + 2;
	m_CobFnt.m_nCharNum = m_CobPar.m_nWidth / ( CMyBitmap::GetFontSize () / 2 );
	
	// Init the font
	m_CobFnt.m_dwFontColor = dwFontColor ;
	m_CobFnt.m_dwBackColor = dwBackColor ;

	if ( m_EditRect.m_hWnd == NULL )
	{
		// Hide the edit and create a rect for receive mouse&button message
		this->MoveWindow( m_CobPar.m_IntPnt.x, m_CobPar.m_IntPnt.y, 0, 0 );
		CRect EditRect = CRect( m_CobPar.m_IntPnt.x,
								m_CobPar.m_IntPnt.y,
								m_CobPar.m_IntPnt.x + rect.Width(),
								m_CobPar.m_IntPnt.y + rect.Height() );
		m_EditRect.Create( "", 
						   WS_CHILD|WS_VISIBLE|BS_PUSHBUTTON|BS_OWNERDRAW, 
						   EditRect,
						   this->GetParent(),
						   0 );
		m_EditRect.Init( this );
	}

	if ( FileName )
	{
		char DrpName [128] ;
		int len = strlen ( FileName ) ;
		strncpy ( DrpName, FileName, len - 4 ) ;
		DrpName [len - 4] = 0 ;
		strcat ( DrpName, "Drp" ) ;
		strcat ( DrpName, FileName + len - 4 ) ;

		m_CobPar.m_bBorder = true ;
		return true ;
	}
	return true ;
}

void CMyCombo::ReInit(int xPos, int yPos)
{	
	CRect rect;
	m_EditRect.GetWindowRect ( rect ) ;
	m_CobPar.m_IntPnt.x = rect.left - xPos ;
	m_CobPar.m_IntPnt.y = rect.top - yPos ;
	m_CobPar.m_nWidth =	  rect.right - rect.left ;
	m_CobPar.m_nHeight =  rect.bottom - rect.top ;
	m_CobFnt.m_btFontWidth = CMyBitmap::GetFontSize ( ) / 2 + 2;
	m_CobFnt.m_nCharNum = m_CobPar.m_nWidth / ( CMyBitmap::GetFontSize () / 2 );
}

LRESULT CMyCombo::WindowProc(UINT message, WPARAM wParam, LPARAM lParam) 
{
	return CEdit::WindowProc(message, wParam, lParam);
}

void CMyCombo::InitListBox(CDlgListBox *ListBox)
{
	m_CobLstBox = ListBox ;
}

void CMyCombo::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags) 
{	
	switch ( nChar )
	{
	case 38:
		CMyCombo::GetParent()->PostMessage ( WM_VSCROLL, SB_LINEUP ) ;
		return ;
	case 40:
		CMyCombo::GetParent()->PostMessage ( WM_VSCROLL, SB_LINEDOWN ) ;
		return ;
	}
	CEdit::OnKeyDown(nChar, nRepCnt, nFlags);
}

void CMyCombo::OnChar(UINT nChar, UINT nRepCnt, UINT nFlags) 
{	
	if ( nFlags == 0 && !m_CobPar.m_bChinese )
		return;

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

void CMyCombo::EnableChinese( BOOL bChinese )
{
	m_CobPar.m_bChinese = bChinese;
}