ETNoticeWnd.cpp
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// ETNoticeWnd.cpp : 实现文件
//
#include "stdafx.h"
#include "ETNoticeWnd.h"
#include "afxdialogex.h"
#include "resource.h"
const int SCROLLSPEED = -2;
// CETNoticeWnd 对话框
IMPLEMENT_DYNAMIC(CETNoticeWnd, CDialogEx)
CETNoticeWnd::CETNoticeWnd(CWnd* pParent /*=NULL*/)
: CDialogEx(CETNoticeWnd::IDD, pParent),
m_iTimerID(0), m_iCurPos(0),
m_iDelayTime(0), m_iIntervalTime(0),
m_sText(_T(""))
{
}
CETNoticeWnd::~CETNoticeWnd()
{
}
void CETNoticeWnd::DoDataExchange(CDataExchange* pDX)
{
CDialogEx::DoDataExchange(pDX);
//DDX_Control(pDX, IDC_EDIT_NOTICE, m_editNotice);
}
BEGIN_MESSAGE_MAP(CETNoticeWnd, CDialogEx)
ON_WM_TIMER()
ON_WM_HSCROLL()
ON_WM_PAINT()
ON_WM_SIZE()
ON_WM_CTLCOLOR()
END_MESSAGE_MAP()
// CETNoticeWnd 消息处理程序
void CETNoticeWnd::SetWindowText(CString sText)
{
m_editNotice.SetWindowText(sText);
if (sText.IsEmpty())
{
CloseNoticeWnd();
ShowWindow(SW_HIDE);
}
else
{
ShowWindow(SW_SHOW);
m_sText = sText;
ReSizeEdit();
if (m_iTimerID == 0)
{
m_iTimerID = 1;
SetTimer(m_iTimerID, 100, NULL);
}
}
}
void CETNoticeWnd::CloseNoticeWnd()
{
m_editNotice.SetWindowText(_T(""));
ReSetState();
if (m_iTimerID != 0)
{
KillTimer(m_iTimerID);
}
}
void CETNoticeWnd::ReSetState()
{
m_iCurPos = 0;
m_iDelayTime = 0;
}
BOOL CETNoticeWnd::OnInitDialog()
{
CDialogEx::OnInitDialog();
SetWindowPos(&wndTop, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE);
m_editNotice.SetWindowPos(&wndTop, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE);
ReSizeEdit();
m_fontText.CreatePointFont(120, _T("微软雅黑"));
m_editNotice.SetTextFont(&m_fontText);
m_iIntervalTime = 100; //设置计时器间隔时间，单位毫秒
m_editNotice.EnableWindow(FALSE);
m_brushBKG.CreateSolidBrush(RGB(255, 0, 0));
return TRUE; // return TRUE unless you set the focus to a control
// 异常: OCX 属性页应返回 FALSE
}
void CETNoticeWnd::ReSizeEdit()
{
ReSetState();
CPaintDC dc(this);
dc.SelectObject(m_fontText);
CSize szText = dc.GetTextExtent(m_sText);
CRect rtClient;
GetClientRect(&rtClient);
m_editNotice.MoveWindow(rtClient.left, rtClient.Height() / 2 - szText.cy / 2, szText.cx, szText.cy);
}
void CETNoticeWnd::OnTimer(UINT_PTR nIDEvent)
{
if (m_iDelayTime < 3000)
{
m_iDelayTime += m_iIntervalTime;
return;
}
CRect rtEdit;
m_editNotice.GetWindowRect(&rtEdit);
ScreenToClient(&rtEdit);
if (m_iCurPos < (0 - rtEdit.Width()))
{
CRect rtClient;
GetClientRect(&rtClient);
int iMoveDistance = rtClient.Width() + rtEdit.Width();
ScrollWindow(iMoveDistance, 0);
m_iCurPos += iMoveDistance;
}
else
{
ScrollWindow(SCROLLSPEED, 0);
m_iCurPos += SCROLLSPEED;
}
CDialogEx::OnTimer(nIDEvent);
}
void CETNoticeWnd::OnPaint()
{
CPaintDC dc(this); // device context for painting
//CRect rtClient;
//GetClientRect(&rtClient);
//dc.FillSolidRect(rtClient, RGB(255, 0, 0)); //设置为红色背景
CDialogEx::OnPaint();
}
void CETNoticeWnd::OnSize(UINT nType, int cx, int cy)
{
CDialogEx::OnSize(nType, cx, cy);
UpdateWindow();
}
HBRUSH CETNoticeWnd::OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor)
{
HBRUSH hbr = CDialogEx::OnCtlColor(pDC, pWnd, nCtlColor);
return m_brushBKG;
}