testdlg.cpp

用于EVC的Dialog例子。主要是用CDC进行画图、绘制点

// TestDlg.cpp : implementation file
//

#include "stdafx.h"
#include "Test.h"
#include "TestDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CTestDlg dialog

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

void CTestDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CTestDlg)
	DDX_Control(pDX, IDC_PROGRESS1, m_progress);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CTestDlg, CDialog)
	//{{AFX_MSG_MAP(CTestDlg)
	ON_BN_CLICKED(IDC_BUTTON1, OnButton1)
	ON_BN_CLICKED(IDC_BUTTON2, OnButton2)
	ON_NOTIFY(NM_OUTOFMEMORY, IDC_PROGRESS1, OnOutofmemoryProgress1)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CTestDlg message handlers

BOOL CTestDlg::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
	
	CenterWindow(GetDesktopWindow());	// center to the hpc screen

	// TODO: Add extra initialization here
	m_fullScreenCX = GetSystemMetrics(SM_CXSCREEN);
	m_fullScreenCY = GetSystemMetrics(SM_CYSCREEN);
	CRect rect;
	this->SetWindowPos(this, 0, 0, m_fullScreenCX, m_fullScreenCY, SWP_SHOWWINDOW);
	/*for(int i=0; i<100; i++)
	{
		m_progress.SetPos(i+1);
		Sleep(100);
	}*/
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}



void CTestDlg::OnButton1() 
{
	// TODO: Add your control notification handler code here
	/*if(hWnd==NULL)
	{
	::MessageBox(NULL, _T("hWnd is NULL!"), _T("Error"), MB_OK);
	}
	else
	{
	::MessageBox(NULL, _T("hWnd is not NULL!"), _T("Error"), MB_OK);
	}*/
}

void CTestDlg::OnButton2() 
{
	// TODO: Add your control notification handler code here
	CDC* dc;
	dc = this->GetDC();

	// Create and select a solid blue brush.
	CBrush brushBlue(RGB(0, 0, 255));
	CBrush* pOldBrush = dc->SelectObject(&brushBlue);

	// Create and select a thick, black pen.
	CPen penBlack;
	penBlack.CreatePen(PS_SOLID, 3, RGB(0, 0, 0));
	CPen* pOldPen = dc->SelectObject(&penBlack);

	// Get the client rectangle.
	CRect rect;
	GetClientRect(rect);

	// Shrink the rectangle 20 pixels in each direction.
	rect.DeflateRect(20, 20);

	// Draw a thick black rectangle filled with blue.
	dc->Rectangle(rect);

	// Put back the old objects.
	dc->SelectObject(pOldBrush);
	dc->SelectObject(pOldPen);

	dc->SetTextColor(RGB(0, 0, 0));
	dc->SetBkMode(TRANSPARENT);
	CString text = "Test success!";
	dc->ExtTextOut(100, 100, 0, NULL, text, text.GetLength(), NULL);

	AfxBeginThread(DrawPexilProc, this);

	dc->DeleteDC();
	free(dc);
}

UINT CTestDlg::DrawPexilProc(LPVOID pParam)
{
	CDialog* dialog = (CDialog*)pParam;
	CDC* dc;
	dc = dialog->GetDC();

	CProgressCtrl myCtrl;

// Create a child progress control.
myCtrl.Create(WS_CHILD|WS_VISIBLE, CRect(10,10,200,30), dialog, 1);

// Set the range to be 0 to 100.
myCtrl.SetRange(0, 100);

	for(int i=0; i<10; i++)
	{
		for(int j=0; j<10; j++)
		{
			dc->SetPixel(200+10*i+j, 200+10*j, RGB(0, 255, 0));
			
// Set the position to be half, 50.
myCtrl.SetPos(i*10+j);

			Sleep(100);
		}
	}

	dc->DeleteDC();
	free(dc);
	free(dialog);

	return 0;
}

void CTestDlg::OnOutofmemoryProgress1(NMHDR* pNMHDR, LRESULT* pResult) 
{
	// TODO: Add your control notification handler code here
	*pResult = 0;
}