mainfrm.cpp

来自「文件包含了很多VC实例」· C++ 代码 · 共 173 行

// MainFrm.cpp : implementation of the CMainFrame class
//

#include "stdafx.h"
#include "DoubleViewSplit.h"

#include "MainFrm.h"
#include "DoubleViewSplitDoc.h"

#include "DoubleViewSplitView.h"
#include "DoubleViewSplitView2.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_COMMAND(ID_VIEW, OnView)
ON_COMMAND(ID_VIEW2, OnView2)
ON_UPDATE_COMMAND_UI(ID_VIEW, OnUpdateView)
ON_UPDATE_COMMAND_UI(ID_VIEW2, OnUpdateView2)
//}}AFX_MSG_MAP
END_MESSAGE_MAP()

static UINT indicators[] =
{
	ID_SEPARATOR,           // status line indicator
		ID_INDICATOR_CAPS,
		ID_INDICATOR_NUM,
		ID_INDICATOR_SCRL,
};

/////////////////////////////////////////////////////////////////////////////
// CMainFrame construction/destruction

CMainFrame::CMainFrame()
{
	whichView=0;	
}

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
	}
	
	// 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( !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::OnView() 
{
	// TODO: Add your command handler code here
	turnMyView(0);
	
}

void CMainFrame::OnView2() 
{
	// TODO: Add your command handler code here
	turnMyView(1);
}


void CMainFrame::turnMyView(int w)
{
    CView* pOldView = GetActiveView();
    CView* pNewView = (CView*) GetDlgItem(w);
    if (pNewView == NULL)
	{
        switch (w)
		{
        case 0:
            pNewView = (CView*) new CDoubleViewSplitView;
            break;
        case 1:
            pNewView = (CView*) new CDoubleViewSplitView2;
            break;
        }
        CCreateContext context;
        context.m_pCurrentDoc = pOldView->GetDocument();
        pNewView->Create(NULL, NULL, WS_BORDER,
            CFrameWnd::rectDefault, this, w, &context);
        pNewView->OnInitialUpdate();
    }
    SetActiveView(pNewView);
    pNewView->ShowWindow(SW_SHOW);
    pOldView->ShowWindow(SW_HIDE);
    pOldView->SetDlgCtrlID(
        pOldView->GetRuntimeClass() == 
        RUNTIME_CLASS(CDoubleViewSplitView) ? 0 : 1);
    pNewView->SetDlgCtrlID(AFX_IDW_PANE_FIRST);
    RecalcLayout();
}

void CMainFrame::OnUpdateView(CCmdUI* pCmdUI) 
{
	pCmdUI->Enable(
        !GetActiveView()->IsKindOf(RUNTIME_CLASS(CDoubleViewSplitView)));
	
}

void CMainFrame::OnUpdateView2(CCmdUI* pCmdUI) 
{
	pCmdUI->Enable(
        !GetActiveView()->IsKindOf(RUNTIME_CLASS(CDoubleViewSplitView2)));
}