www.pudn.com > StatScrlText.rar > MainFrm.cpp

// MainFrm.cpp : implementation of the CMainFrame class 
// 
 
#include "stdafx.h" 
#include "StatScrlText.h" 
 
#include "MainFrm.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CMainFrame 
 
IMPLEMENT_DYNCREATE(CMainFrame, CFrameWnd) 
 
BEGIN_MESSAGE_MAP(CMainFrame, CFrameWnd) 
	//{{AFX_MSG_MAP(CMainFrame) 
	ON_WM_CREATE() 
	ON_WM_DESTROY() 
	ON_WM_TIMER() 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
static UINT indicators[] = 
{ 
	ID_SEPARATOR,           // status line indicator 
	ID_SCROLL_TEXT,		//滚动文本资源ID 
	ID_INDICATOR_CAPS, 
	ID_INDICATOR_NUM, 
	ID_INDICATOR_SCRL, 
}; 
 
///////////////////////////////////////////////////////////////////////////// 
// CMainFrame construction/destruction 
 
CMainFrame::CMainFrame() 
{ 
	// TODO: add member initialization code here 
	 
} 
 
CMainFrame::~CMainFrame() 
{ 
} 
 
int CMainFrame::OnCreate(LPCREATESTRUCT lpCreateStruct) 
{ 
	if (CFrameWnd::OnCreate(lpCreateStruct) == -1) 
		return -1; 
	 
	if (!m_wndToolBar.CreateEx(this, TBSTYLE_FLAT, WS_CHILD | WS_VISIBLE | CBRS_TOP 
		| CBRS_GRIPPER | CBRS_TOOLTIPS | CBRS_FLYBY | CBRS_SIZE_DYNAMIC) || 
		!m_wndToolBar.LoadToolBar(IDR_MAINFRAME)) 
	{ 
		TRACE0("Failed to create toolbar\n"); 
		return -1;      // fail to create 
	} 
 
	if (!m_wndStatusBar.Create(this) || 
		!m_wndStatusBar.SetIndicators(indicators, 
		  sizeof(indicators)/sizeof(UINT))) 
	{ 
		TRACE0("Failed to create status bar\n"); 
		return -1;      // fail to create 
	} 
	m_wndStatusBar.SetPaneInfo(0,0,0,50); 
	m_wndStatusBar.SetPaneInfo(0,0,SBPS_STRETCH,50); 
 
	// TODO: Delete these three lines if you don't want the toolbar to 
	//  be dockable 
	m_wndToolBar.EnableDocking(CBRS_ALIGN_ANY); 
	EnableDocking(CBRS_ALIGN_ANY); 
	DockControlBar(&m_wndToolBar); 
 
	m_strScrollText =  
		"Hello, this is a visual C++ sample!!!     ";  
	m_strScrollText += m_strScrollText; 
	SetTimer(1, 200, NULL); 
 
	return 0; 
} 
 
BOOL CMainFrame::PreCreateWindow(CREATESTRUCT& cs) 
{ 
	if( !CFrameWnd::PreCreateWindow(cs) ) 
		return FALSE; 
	// TODO: Modify the Window class or styles here by modifying 
	//  the CREATESTRUCT cs 
 
	return TRUE; 
} 
 
///////////////////////////////////////////////////////////////////////////// 
// CMainFrame diagnostics 
 
#ifdef _DEBUG 
void CMainFrame::AssertValid() const 
{ 
	CFrameWnd::AssertValid(); 
} 
 
void CMainFrame::Dump(CDumpContext& dc) const 
{ 
	CFrameWnd::Dump(dc); 
} 
 
#endif //_DEBUG 
 
///////////////////////////////////////////////////////////////////////////// 
// CMainFrame message handlers 
 
 
void CMainFrame::OnDestroy()  
{ 
	CFrameWnd::OnDestroy(); 
 
	// TODO: Add your message handler code here 
	KillTimer(1);	 
} 
 
void CMainFrame::OnTimer(UINT nIDEvent)  
{ 
	// TODO: Add your message handler code here and/or call default 
	//首先判断要显示的滚动文本是否为空 
	if (m_strScrollText.IsEmpty()) 
	{ 
		KillTimer(1); 
		m_wndStatusBar.SetPaneText( 
		m_wndStatusBar.CommandToIndex(ID_SCROLL_TEXT), ""); 
		return; 
	} 
		static UINT str_idx = 0;    //字符串移位 
	//如果到达字符串的末尾，则从头重新开始 
	if (str_idx >= (UINT)(m_strScrollText.GetLength()/2)-1) 
		str_idx = 0; 
	//在状态栏的窗格中显示字符串 
	m_wndStatusBar.SetPaneText( 
		m_wndStatusBar.CommandToIndex(ID_SCROLL_TEXT), 
		((LPCSTR)m_strScrollText)+str_idx);  
	//滚动一个字符 
	str_idx = str_idx + 1; 
 
	CFrameWnd::OnTimer(nIDEvent); 
}