testview.cpp

WinCE开发技巧与实例的配套源码

// testView.cpp : implementation of the CTestView class
//

#include "stdafx.h"
#include "test.h"

#include "testDoc.h"
#include "testView.h"

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

/////////////////////////////////////////////////////////////////////////////
// CTestView

IMPLEMENT_DYNCREATE(CTestView, CView)

BEGIN_MESSAGE_MAP(CTestView, CView)
	//{{AFX_MSG_MAP(CTestView)
		// NOTE - the ClassWizard will add and remove mapping macros here.
		//    DO NOT EDIT what you see in these blocks of generated code!
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CTestView construction/destruction

CTestView::CTestView()
{
	// TODO: add construction code here
	m_pGridCtrl = NULL;
}

CTestView::~CTestView()
{
		if (m_pGridCtrl)
		delete m_pGridCtrl;
}

BOOL CTestView::PreCreateWindow(CREATESTRUCT& cs)
{
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs

	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CTestView drawing

void CTestView::OnDraw(CDC* pDC)
{
	CTestDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);

	// TODO: add draw code for native data here
}

/////////////////////////////////////////////////////////////////////////////
// CTestView diagnostics

#ifdef _DEBUG
void CTestView::AssertValid() const
{
	CView::AssertValid();
}

void CTestView::Dump(CDumpContext& dc) const
{
	CView::Dump(dc);
}

CTestDoc* CTestView::GetDocument() // non-debug version is inline
{
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CTestDoc)));
	return (CTestDoc*)m_pDocument;
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CTestView message handlers

void CTestView::OnInitialUpdate() 
{
	CView::OnInitialUpdate();
	
	
	if (m_pGridCtrl == NULL)
	{
		// Create the Gridctrl object
		m_pGridCtrl = new CGridCtrl;
		if (!m_pGridCtrl) return;

		// Create the Gridctrl window
		CRect rect;
		GetClientRect(rect);
		m_pGridCtrl->Create(rect, this, 100);

		// fill it up with stuff
		m_pGridCtrl->SetEditable(TRUE);
		m_pGridCtrl->EnableDragAndDrop(TRUE);


			m_pGridCtrl->SetRowCount(50);
			m_pGridCtrl->SetColumnCount(10);
			m_pGridCtrl->SetFixedRowCount(1);
			m_pGridCtrl->SetFixedColumnCount(1);
		


		// fill rows/cols with text
		for (int row = 0; row < m_pGridCtrl->GetRowCount(); row++)
			for (int col = 0; col < m_pGridCtrl->GetColumnCount(); col++)
			{ 
				GV_ITEM Item;
				Item.mask = GVIF_TEXT|GVIF_FORMAT;
				Item.row = row;
				Item.col = col;
				if (row < 1) {
					Item.nFormat = DT_LEFT|DT_WORDBREAK;
					Item.strText.Format(_T("Column %d"),col);
				} else if (col < 1) {
					Item.nFormat = DT_RIGHT|DT_VCENTER|DT_SINGLELINE|DT_NOPREFIX;
					Item.strText.Format(_T("Row %d"),row);
				} else {
					Item.nFormat = DT_CENTER|DT_VCENTER|DT_SINGLELINE|DT_NOPREFIX;
					Item.strText.Format(_T("%d"),row*col);
				}
				m_pGridCtrl->SetItem(&Item);
		}

		m_pGridCtrl->AutoSize();
	}
}

BOOL CTestView::OnCmdMsg(UINT nID, int nCode, void* pExtra, AFX_CMDHANDLERINFO* pHandlerInfo) 
{
    if (m_pGridCtrl && IsWindow(m_pGridCtrl->m_hWnd))
        if (m_pGridCtrl->OnCmdMsg(nID, nCode, pExtra, pHandlerInfo))
            return TRUE;

	return CView::OnCmdMsg(nID, nCode, pExtra, pHandlerInfo);
}

void CTestView::OnToggleReadonly()
{
    if (m_pGridCtrl && IsWindow(m_pGridCtrl->m_hWnd))
    {
        CCellID cell = m_pGridCtrl->GetFocusCell();
        if (m_pGridCtrl->IsValid(cell))
        {
            int nState = m_pGridCtrl->GetItemState(cell.row, cell.col);
            if (m_pGridCtrl->IsCellEditable(cell))
                m_pGridCtrl->SetItemState(cell.row, cell.col, nState | GVIS_READONLY);
            else
                m_pGridCtrl->SetItemState(cell.row, cell.col, nState & ~GVIS_READONLY);
        }
    }
}