testmygridlistdlg.cpp

用MFC自绘制特性扩展网格列表控件

// TestMyGridListDlg.cpp : implementation file
//

#include "stdafx.h"
#include "TestMyGridList.h"
#include "TestMyGridListDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CTestMyGridListDlg dialog
#define NUM 5   //列表控件的列数

CTestMyGridListDlg::CTestMyGridListDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CTestMyGridListDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CTestMyGridListDlg)
	m_strSelect = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CTestMyGridListDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CTestMyGridListDlg)
	DDX_Control(pDX, IDC_LIST1, m_cMyGridList);
	DDX_Text(pDX, IDC_STATIC_SELECT, m_strSelect);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CTestMyGridListDlg, CDialog)
	//{{AFX_MSG_MAP(CTestMyGridListDlg)
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON_ADD, OnButtonAdd)
	ON_WM_DRAWITEM()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CTestMyGridListDlg message handlers

BOOL CTestMyGridListDlg::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
	m_cMyGridList.SetColumn(NUM);
	CString s;
	LV_COLUMN lvcol;
	lvcol.mask = LVCF_FMT | LVCF_TEXT | LVCF_WIDTH | LVCF_SUBITEM;
	lvcol.fmt = LVCFMT_CENTER;
	lvcol.cx = 80;
	for( int i = 0; i < NUM; i++)
	{
		switch( i )
		{
		case 0:
			s = "尺度";
			break;
		case 1:
			s = "名称";
			break;
		case 2:
			s = "这个";
			break;
		case 3:
			s = "那个";
			break;
		case 4:
			s = "其他";
			break;
		default:
			s = "";
			break;
		}
		lvcol.pszText = (LPSTR)(const char *)s;
		lvcol.iSubItem = i;
		m_cMyGridList.InsertColumn( i, &lvcol );
	}
	// init member variables
	m_strSelect = "没有行被选中";

	// send to screen
	UpdateData(FALSE);//调用OnDrawItem（），处理自绘
	
	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 CTestMyGridListDlg::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 CTestMyGridListDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CTestMyGridListDlg::OnButtonAdd() 
{
	// TODO: Add your control notification handler code here
	m_cMyGridList.AddOne();
	m_cMyGridList.m_nItem++;
	m_strSelect=m_cMyGridList.m_strSelect;

	UpdateData(FALSE);//调用OnDrawItem（），处理自绘
	
}

void CTestMyGridListDlg::OnDrawItem(int nIDCtl, LPDRAWITEMSTRUCT lpDrawItemStruct) 
{
	// TODO: Add your message handler code here and/or call default
	
	m_cMyGridList.OnDrawItem(nIDCtl, lpDrawItemStruct);
	m_strSelect=m_cMyGridList.m_strSelect;

	UpdateData(FALSE);//调用OnDrawItem（），处理自绘
}