www.pudn.com > CHA07.rar > MAINFRM.CPP

// MainFrm.cpp : implementation of the CMainFrame class 
// 
 
#include "stdafx.h" 
#include "Waves.h" 
#include "wave.h" 
#include "wavesdoc.h" 
#include "wavsvw.h" 
#include "wavdvw.h" 
#include "MainFrm.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CMainFrame 
 
IMPLEMENT_DYNAMIC(CMainFrame, CMDIFrameWnd) 
 
BEGIN_MESSAGE_MAP(CMainFrame, CMDIFrameWnd) 
	//{{AFX_MSG_MAP(CMainFrame) 
	ON_WM_CREATE() 
	ON_COMMAND(ID_VIEW_DATA, OnViewData) 
	ON_COMMAND(ID_VIEW_SAMPLES, OnViewSamples) 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
static UINT BASED_CODE buttons[] = 
{ 
    // same order as in the bitmap 'toolbar.bmp' 
    ID_FILE_OPEN, 
        ID_SEPARATOR, 
    ID_FILE_PLAY, 
    ID_FILE_STOP, 
        ID_SEPARATOR, 
    ID_APP_ABOUT, 
}; 
 
static UINT indicators[] = 
{ 
	ID_SEPARATOR,           // status line indicator 
	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 (CMDIFrameWnd::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 
	} 
 
	// 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); 
 
	return 0; 
} 
 
BOOL CMainFrame::PreCreateWindow(CREATESTRUCT& cs) 
{ 
	if( !CMDIFrameWnd::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 
{ 
	CMDIFrameWnd::AssertValid(); 
} 
 
void CMainFrame::Dump(CDumpContext& dc) const 
{ 
	CMDIFrameWnd::Dump(dc); 
} 
 
#endif //_DEBUG 
 
///////////////////////////////////////////////////////////////////////////// 
// CMainFrame message handlers 
 
void CMainFrame::CreateOrActivateFrame(CDocTemplate* pTemplate, 
                                       CRuntimeClass* pViewClass) 
{ 
    CMDIChildWnd* pMDIActive = MDIGetActive(); 
    ASSERT(pMDIActive); 
    CDocument* pDoc = pMDIActive->GetActiveDocument(); 
    ASSERT(pDoc); 
    CView* pView; 
    POSITION pos = pDoc->GetFirstViewPosition(); 
    while (pos) { 
        pView = pDoc->GetNextView(pos); 
        if (pView->IsKindOf(pViewClass)) { 
            pView->GetParentFrame()->ActivateFrame(); 
            return; // Found one 
        } 
    } 
    // Need a new one 
    CMDIChildWnd* pNewFrame = (CMDIChildWnd*) 
        (pTemplate->CreateNewFrame(pDoc, NULL)); 
    if (!pNewFrame) return; 
    ASSERT(pNewFrame->IsKindOf(RUNTIME_CLASS(CMDIChildWnd))); 
    pTemplate->InitialUpdateFrame(pNewFrame, pDoc); 
} 
 
 
void CMainFrame::OnViewData()  
{ 
    CreateOrActivateFrame(theApp.m_pWaveDataViewTemplate, 
                          RUNTIME_CLASS(CWaveDataView)); 
	 
} 
 
void CMainFrame::OnViewSamples()  
{ 
    CreateOrActivateFrame(theApp.m_pWaveSampleViewTemplate, 
                          RUNTIME_CLASS(CWaveSampleView)); 
	 
}