paragraphdialog.cpp

一个很好的富文本编辑程序,类似于windows中的写字板但并不同

// ParagraphDialog.cpp : implementation file
//

#include "stdafx.h"
#include "Edit.h"
#include "ParagraphDialog.h"

#include <limits.h>
#define DDXM_BLANK INT_MAX

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

/////////////////////////////////////////////////////////////////////////////
// CParagraphDialog dialog


CParagraphDialog::CParagraphDialog(PARAFORMAT &pf, CWnd* pParent /*=NULL*/)
	: CDialog(CParagraphDialog::IDD, pParent)
{
	m_pf = pf;
	if (m_pf.dwMask & PFM_ALIGNMENT)
	{
		if (m_pf.wAlignment & PFA_LEFT && m_pf.wAlignment & PFA_RIGHT)
			m_nAlignment = 2;
		else
			m_nAlignment = (m_pf.wAlignment & PFA_LEFT) ? 0 : 1;
	}
	else
		m_nAlignment = -1;
	//{{AFX_DATA_INIT(CParagraphDialog)
	m_nFirst = 0;
	m_nLeft = 0;
	m_nRight = 0;

	//}}AFX_DATA_INIT
}


void CParagraphDialog::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CParagraphDialog)	
	DDX_CBIndex(pDX, IDC_COMBO_ALIGNMENT, m_nAlignment);
	DDX_Text(pDX, IDC_INDENT_LEFT, m_nLeft);
	DDV_MinMaxDouble(pDX, m_nLeft, -31680, 31680);
	DDX_Text(pDX, IDC_INDENT_RIGHT, m_nRight);
	DDV_MinMaxDouble(pDX, m_nRight, -31680, 31680);
	DDX_Text(pDX, IDC_INDENT_FIRST, m_nFirst);
	DDV_MinMaxDouble(pDX, m_nFirst, -31680, 31680);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CParagraphDialog, CDialog)
	//{{AFX_MSG_MAP(CParagraphDialog)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CParagraphDialog message handlers

BOOL CParagraphDialog::OnInitDialog() 
{
	CComboBox* pBox = (CComboBox*)GetDlgItem(IDC_COMBO_ALIGNMENT);
	CString str;
	str.LoadString(IDS_LEFT);
	pBox->AddString(str);
	str.LoadString(IDS_RIGHT);
	pBox->AddString(str);
	str.LoadString(IDS_CENTER);
	pBox->AddString(str);



	m_nRight = (m_pf.dwMask & PFM_RIGHTINDENT) ? m_pf.dxRightIndent : DDXM_BLANK;
	if (m_pf.dwMask & PFM_OFFSET)
	{
		m_nFirst = -m_pf.dxOffset;
		m_nLeft = (m_pf.dwMask & PFM_STARTINDENT) ? 
			m_pf.dxStartIndent + m_pf.dxOffset : DDXM_BLANK;
	}
	else
		m_nLeft = m_nFirst = DDXM_BLANK;

	CDialog::OnInitDialog();
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

void CParagraphDialog::OnOK()
{
	CDialog::OnOK();
	m_pf.dwMask = 0;
	if (m_nAlignment >= 0)
	{
		ASSERT(m_nAlignment < 3);
		m_pf.dwMask |= PFM_ALIGNMENT;
		m_pf.wAlignment = (WORD)((m_nAlignment == 0) ? PFA_LEFT : 
			(m_nAlignment == 1) ? PFA_RIGHT : PFA_CENTER);
	}
	if (m_nRight != DDXM_BLANK)
		m_pf.dwMask |= PFM_RIGHTINDENT;
	if (m_nLeft != DDXM_BLANK && m_nFirst != DDXM_BLANK)
		m_pf.dwMask |= PFM_STARTINDENT;
	if (m_nFirst != DDXM_BLANK)
		m_pf.dwMask |= PFM_OFFSET;

	m_pf.dxRightIndent = m_nRight;
	m_pf.dxOffset = -m_nFirst;
	m_pf.dxStartIndent = m_nLeft + m_nFirst;
}