RichEdit

开发平台：
Visual C++

RichEdDlg.cpp：源码内容
							// RichEdDlg.cpp : implementation file
//
#include "stdafx.h"
#include "RichEd.h"
#include "RichEdDlg.h"
#include "GetFontNameDlg.h"
#include "GetFontSizeDlg.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CRichEdDlg dialog
CRichEdDlg::CRichEdDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CRichEdDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CRichEdDlg)
	m_sEdit = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}
void CRichEdDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CRichEdDlg)
	DDX_Control(pDX, IDC_COMBO, m_combo);
	DDX_Control(pDX, IDC_RICHEDIT, m_richedit);
	DDX_Text(pDX, IDC_EDIT, m_sEdit);
	//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CRichEdDlg, CDialog)
	//{{AFX_MSG_MAP(CRichEdDlg)
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDEXECUTE, OnExecute)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CRichEdDlg message handlers
BOOL CRichEdDlg::OnInitDialog()
{
	CDialog::OnInitDialog();
	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here
	
	// Fill up the combo box.
	m_combo.AddString("SetRTF()");
	m_combo.AddString("GetRTF()");
m_combo.AddString("------------");
	m_combo.AddString("SetSelectionBold()");
	m_combo.AddString("SetSelectionItalic()");
	m_combo.AddString("SetSelectionUnderlined()");
m_combo.AddString("------------");
	m_combo.AddString("SelectionIsBold()");
	m_combo.AddString("SelectionIsItalic()");
	m_combo.AddString("SelectionIsUnderlined()");
m_combo.AddString("------------");
	m_combo.AddString("SetParagraphLeft()");
	m_combo.AddString("SetParagraphCenter()");
	m_combo.AddString("SetParagraphRight()");
m_combo.AddString("------------");
	m_combo.AddString("ParagraphIsLeft()");
	m_combo.AddString("ParagraphIsCentered()");
	m_combo.AddString("ParagraphIsRight()");
m_combo.AddString("------------");
	m_combo.AddString("SetParagraphBulleted()");
	m_combo.AddString("ParagraphIsBulleted()");
m_combo.AddString("------------");
	m_combo.AddString("SelectColor()");
m_combo.AddString("------------");
	m_combo.AddString("SetFontName()");
	m_combo.AddString("SetFontSize()");
	m_combo.AddString("GetSelectionFontName()");
	m_combo.AddString("GetSelectionFontSize()");
	return TRUE;  // return TRUE  unless you set the focus to a control
}
// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.
void CRichEdDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting
		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);
		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;
		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}
// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CRichEdDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}
void CRichEdDlg::OnExecute() 
{
	// TODO: Add your control notification handler code here
	UpdateData(true);
	CString sCmd = "";
	m_combo.GetWindowText(sCmd);	// Get the selected string from the combo box.
	// Do what they want.
	if (sCmd == "SetRTF()")
	{
		m_richedit.SetRTF(m_sEdit);	// Set the richedit's text w/ the text of sEdit.
									// sEdit should have an RTF string, otherwise it won't work.
	}
	else if (sCmd == "GetRTF()")
	{
		m_sEdit = m_richedit.GetRTF();
	}
	else if (sCmd == "SelectionIsBold()")
	{
		if (m_richedit.SelectionIsBold())
			MessageBox("true");
		else
			MessageBox("false");
	}
	else if (sCmd == "SelectionIsItalic()")
	{
		if (m_richedit.SelectionIsItalic())
			MessageBox("true");
		else
			MessageBox("false");
	}
	else if (sCmd == "SelectionIsUnderlined()")
	{
		if (m_richedit.SelectionIsUnderlined())
			MessageBox("true");
		else
			MessageBox("false");
	}
	else if (sCmd == "SetSelectionBold()")
		m_richedit.SetSelectionBold();
	else if (sCmd == "SetSelectionItalic()")
		m_richedit.SetSelectionItalic();
	else if (sCmd == "SetSelectionUnderlined()")
		m_richedit.SetSelectionUnderlined();
	else if (sCmd == "SetParagraphLeft()")
		m_richedit.SetParagraphLeft();
	else if (sCmd == "SetParagraphCenter()")
		m_richedit.SetParagraphCenter();
	else if (sCmd == "SetParagraphRight()")
		m_richedit.SetParagraphRight();
	else if (sCmd == "ParagraphIsLeft()")
	{
		if (m_richedit.ParagraphIsLeft())
			MessageBox("true");
		else
			MessageBox("false");
	}
	else if (sCmd == "ParagraphIsRight()")
	{
		if (m_richedit.ParagraphIsRight())
			MessageBox("true");
		else
			MessageBox("false");
	}
	else if (sCmd == "ParagraphIsCentered()")
	{
		if (m_richedit.ParagraphIsCentered())
			MessageBox("true");
		else
			MessageBox("false");
	}
	else if (sCmd == "SetParagraphBulleted()")
		m_richedit.SetParagraphBulleted();
	else if (sCmd == "ParagraphIsBulleted()")
	{
		if (m_richedit.ParagraphIsBulleted())
			MessageBox("true");
		else
			MessageBox("false");
	}
	else if (sCmd == "SelectColor()")
		m_richedit.SelectColor();
	else if (sCmd == "SetFontName()")
	{
		CGetFontNameDlg dlg;
		CStringArray saFontList;
		m_richedit.GetSystemFonts(saFontList);
		dlg.m_psaFontList = &saFontList; // give the dialog our font list.
		int r = dlg.DoModal();
		if (r == IDCANCEL)
			return;
		m_richedit.SetFontName(dlg.m_sFontName);	//otherwise set the font name.
	}
	else if (sCmd == "SetFontSize()")
	{
		CGetFontSizeDlg dlg;
		int r = dlg.DoModal();	// Get the size from the user.
		if (r == IDCANCEL)
			return;
		m_richedit.SetFontSize(dlg.m_nFontSize);
	}
	else if (sCmd == "GetSelectionFontName()")
		MessageBox(m_richedit.GetSelectionFontName());
	else if (sCmd == "GetSelectionFontSize()")
	{
		char num[2];
		ltoa(m_richedit.GetSelectionFontSize(), num, 10);
		MessageBox(num);
	}
	m_richedit.SetFocus();
	UpdateData(false);
}

						