listsubitseldlg.cpp

Sample for selecting the sub item in ListCtrl

// ListSubItSelDlg.cpp : implementation file
//

#include "stdafx.h"
#include "ListSubItSel.h"
#include "ListSubItSelDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CAboutDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CListSubItSelDlg dialog

CListSubItSelDlg::CListSubItSelDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CListSubItSelDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CListSubItSelDlg)
	m_bCustomDraw = TRUE;
	m_bGridStyle = FALSE;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CListSubItSelDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CListSubItSelDlg)
	DDX_Control(pDX, IDC_LIST, m_ctrlList);
	DDX_Check(pDX, IDC_CUSTOMDRAW, m_bCustomDraw);
	DDX_Check(pDX, IDC_GRIDSTYLES, m_bGridStyle);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CListSubItSelDlg, CDialog)
	//{{AFX_MSG_MAP(CListSubItSelDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_CUSTOMDRAW, OnCustomdraw)
	ON_BN_CLICKED(IDC_GRIDSTYLES, OnGridstyles)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CListSubItSelDlg message handlers

BOOL CListSubItSelDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Add "About..." menu item to system menu.

	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}

	// 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
	init_list_control();
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CListSubItSelDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// 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 CListSubItSelDlg::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 CListSubItSelDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CListSubItSelDlg::init_list_control()
{
	int m_Rows=10;
	int m_Columns=3;
	int row, col ;

	LV_COLUMN lvc;
	lvc.mask = LVCF_FMT | LVCF_WIDTH | LVCF_TEXT | LVCF_SUBITEM;

	// Insert Header columns
	for(col = 0; col<m_Columns; col++)
	{
		char Buff[50];
		sprintf(Buff,"Columns [ %d ]",col);
		lvc.iSubItem = col;
		lvc.pszText = Buff;
		lvc.cx = m_ctrlList.GetStringWidth("Columns [ 0 ] [ 0 ]");
		lvc.fmt = LVCFMT_CENTER;
		m_ctrlList.InsertColumn(col,&lvc);
	}

	// Insert First Column items for every row
	LV_ITEM lvi;
	lvi.mask = LVIF_TEXT;

	for(row=0; row<m_Rows; row++)
	{
		char Buff[50];
		sprintf(Buff,"Row %d",row);
		lvi.iItem = row;
		lvi.iSubItem = 0;
		lvi.pszText = Buff ;
		m_ctrlList.InsertItem(&lvi);
	

		for(col = 1; col<m_Columns; col++)
		{
			sprintf(Buff,"Col [ %d ] [ %d ]",row,col);
			m_ctrlList.SetItemText(row,col,Buff);
		}
	}

	m_ctrlList.m_nNumberOfRows=m_Rows;
	m_ctrlList.m_nNumberOfCols=m_Columns;

	m_ctrlList.SetExtendedStyle(LVS_EX_FULLROWSELECT|m_ctrlList.GetExtendedStyle());
	m_ctrlList.ModifyStyle(0,LVS_SHOWSELALWAYS);
}

void CListSubItSelDlg::OnCustomdraw() 
{
	UpdateData();
	m_ctrlList.m_bCustomDraw=m_bCustomDraw;
	m_ctrlList.Invalidate();
}

void CListSubItSelDlg::OnGridstyles() 
{
	UpdateData();
	DWORD dExStyle=m_ctrlList.GetExtendedStyle();
	m_bGridStyle ? dExStyle |=LVS_EX_GRIDLINES : dExStyle &= ~LVS_EX_GRIDLINES;
	m_ctrlList.SetExtendedStyle(dExStyle);
}