sendedit.cpp

CMUD源码 用来玩MUD游戏的 没开发完

// SendEdit.cpp : implementation file
//

#include "stdafx.h"
#include "g.h"
#include "sendEdit.h"

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

#define MAXSIZE   20
/////////////////////////////////////////////////////////////////////////////
// CSendEdit

CSendEdit::CSendEdit()
{
	m_nPos=m_nSize=0;
	m_cmdBuffer.SetSize(MAXSIZE);
}

CSendEdit::~CSendEdit()
{
}


BEGIN_MESSAGE_MAP(CSendEdit, CEdit)
	//{{AFX_MSG_MAP(CSendEdit)
	ON_WM_KEYDOWN()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CSendEdit message handlers

void CSendEdit::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags) 
{

	switch(nChar)
	{
	case VK_UP:
		LastCmd();
		break;
	case VK_DOWN:
		NextCmd();
	}
	CEdit::OnKeyDown(nChar, nRepCnt, nFlags);
}

void CSendEdit::BufferCmd(CString cmd)
{
	for(int i=0;i<m_nSize;i++)
	{
		if(m_cmdBuffer[i]==cmd) 
		{
			m_nPos=i;
			break;
		}
	}
	if(i==m_nSize)
	{
		if(m_nSize<MAXSIZE)
		{
			m_nPos=m_nSize++;
			m_cmdBuffer.Add(cmd);		
		}
		else
			i=0;
	}
	for(int j=i;j<m_nSize-1;j++)
		m_cmdBuffer[j]=m_cmdBuffer[j+1];
	m_cmdBuffer[j]=cmd;
	m_nPos=j;


}

void CSendEdit::LastCmd()
{
	if(m_nSize)
	{
		if(m_nPos>0)
			m_nPos--;
		CString s(m_cmdBuffer[m_nPos]);
		SetWindowText(s);
	}
}

void CSendEdit::NextCmd()
{
	if(m_nSize)
	{
		if(m_nPos<m_nSize-1)
			m_nPos++;
		CString s(m_cmdBuffer[m_nPos]);
		SetWindowText(s);
	}
}