mainfrm.cpp

用VC写得计算电磁学的有限元分析程序

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

#include "stdafx.h"
#include "FiniteElec.h"
#include "FiniteElecDoc.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_COMMAND(ID_VIEW_INPUT, OnViewInput)
	ON_UPDATE_COMMAND_UI(ID_VIEW_INPUT, OnUpdateViewInput)
	ON_COMMAND(ID_VIEW_OUTPUT, OnViewOutput)
	ON_UPDATE_COMMAND_UI(ID_VIEW_OUTPUT, OnUpdateViewOutput)
	ON_COMMAND(ID_VIEW_INPUTGRAPH, OnViewInputgraph)
	ON_UPDATE_COMMAND_UI(ID_VIEW_INPUTGRAPH, OnUpdateViewInputgraph)
	ON_COMMAND(ID_VIEW_OUTPUTGRAPH, OnViewOutputgraph)
	ON_UPDATE_COMMAND_UI(ID_VIEW_OUTPUTGRAPH, OnUpdateViewOutputgraph)
	ON_COMMAND(ID_VIEW_START, OnViewStart)
	ON_UPDATE_COMMAND_UI(ID_VIEW_START, OnUpdateViewStart)
	//}}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()
{
	// TODO: add member initialization code here
	m_pHtmlView=NULL;
	m_pScrollView=NULL;
	m_viewID=4;//显示初始页面
}	

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
	cs.cx=800;
	cs.cy=600;
	cs.x=(GetSystemMetrics(SM_CXSCREEN)-cs.cx)/2;
	cs.y=(GetSystemMetrics(SM_CYSCREEN)-cs.cy)/2;
	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

//切换视图
void CMainFrame::SwitchToView(int nViewID)
{

	CFiniteElecDoc* pDoc = (CFiniteElecDoc*)GetActiveDocument();
	CString tempstr;
	//----------------在第一次要切换视图时创建视图--------
	if(m_pHtmlView==NULL)
		m_pHtmlView=(CFiniteElecView*)GetActiveView();//给主视图指针赋一次值
	if(m_pScrollView==NULL)
	{
		m_pScrollView=new CPrintView;
		CCreateContext newcontext;//将文挡和视图相连
		newcontext.m_pCurrentDoc=GetActiveDocument();
		m_pScrollView->Create(NULL, NULL, WS_BORDER|WS_CHILD,
        CFrameWnd::rectDefault, this, 0, &newcontext);
        m_pScrollView->OnInitialUpdate();//对于这样创建的视图。必须这样初始化。
	}
	//------------------------------------------------------
	CView* pNewActiveView;
	CView* pOldActiveView;
    if(nViewID==0)
    {
		pNewActiveView=m_pHtmlView;
		pOldActiveView=m_pScrollView;
		SetWindowText(_T(tempstr+"显示输入模型数据--[石油大学(北京)数理系无线电物理实验室-王李斌于2004年5月制作]"));
		((CFiniteElecView*)m_pHtmlView)->m_viewID=1;
    }
	else if(nViewID==1)
	{
		pNewActiveView=m_pHtmlView;
		pOldActiveView=m_pScrollView;
		SetWindowText(_T(tempstr+"显示输出结果数据--[石油大学(北京)数理系无线电物理实验室-王李斌于2004年5月制作]"));
		((CFiniteElecView*)m_pHtmlView)->m_viewID=2;
	}
	else if(nViewID==2)
	{
		pNewActiveView=m_pScrollView;
		pOldActiveView=m_pHtmlView;
		((CPrintView*)m_pScrollView)->m_tagView=0;
		SetWindowText(_T(tempstr+"显示模型形态--[石油大学(北京)数理系无线电物理实验室-王李斌于2004年5月制作]"));
	}
	else if(nViewID==3)
	{
		pNewActiveView=m_pScrollView;
		pOldActiveView=m_pHtmlView;
		((CPrintView*)m_pScrollView)->m_tagView=1;
		SetWindowText(_T(tempstr+"显示电位等值图"));
	}
	else if(nViewID==4)
	{
		pNewActiveView=m_pHtmlView;
		pOldActiveView=m_pScrollView;
		((CFiniteElecView*)m_pHtmlView)->m_viewID=10;
		SetWindowText(_T(tempstr+"初始界面-关于此软件"));
	}
	else
	{
		return;
	}
 	SetActiveView(pNewActiveView);        //改变活动的视图
	pNewActiveView->ShowWindow(SW_SHOW);  //显示新的视图
 	pOldActiveView->ShowWindow(SW_HIDE);  //隐藏旧的视图
	pOldActiveView->SetDlgCtrlID(AFX_IDW_PANE_FIRST+1);  //隐藏旧的视图
	pNewActiveView->SetDlgCtrlID(AFX_IDW_PANE_FIRST);//很重要。为什么？
//	pNewActiveView->Invalidate(TRUE);		//使客户区失效，OnInitUpdate();
//	pDoc->UpdateAllViews(NULL);
	pNewActiveView->OnInitialUpdate();
	RecalcLayout();          //调整框架窗口
}
///////////////////////////////
////
void CMainFrame::OnViewInput() 
{
	// TODO: Add your command handler code here
	if(m_viewID!=0)//检查是否需要切换
	{
		m_viewID=0;
		SwitchToView(m_viewID);
	}
	else 
		GetActiveView()->OnInitialUpdate();

}

void CMainFrame::OnUpdateViewInput(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->SetCheck(m_viewID==0);
}
////////////////////////////////
///
void CMainFrame::OnViewOutput() 
{
	// TODO: Add your command handler code here
	if(m_viewID!=1)
	{
		m_viewID=1;
		SwitchToView(m_viewID);
	}
	else 
		GetActiveView()->OnInitialUpdate();
}

void CMainFrame::OnUpdateViewOutput(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->SetCheck(m_viewID==1);
	
}
////////////////////////////////
///
void CMainFrame::OnViewInputgraph() 
{
	// TODO: Add your command handler code here
	if(m_viewID!=2)
	{
		m_viewID=2;
		SwitchToView(m_viewID);
	}
	else 
		GetActiveView()->OnInitialUpdate();
}

void CMainFrame::OnUpdateViewInputgraph(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->SetCheck(m_viewID==2);
}
//////////////////////////////////
///
void CMainFrame::OnViewOutputgraph() 
{
	// TODO: Add your command handler code here
	if(m_viewID!=3)
	{
		m_viewID=3;
		SwitchToView(m_viewID);
	}
	else 
		GetActiveView()->OnInitialUpdate();
}

void CMainFrame::OnUpdateViewOutputgraph(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->SetCheck(m_viewID==3);
}

void CMainFrame::OnViewStart() 
{
	if(m_viewID!=4)//检查是否需要切换
	{
		m_viewID=4;
		SwitchToView(m_viewID);
	}
	else 
		GetActiveView()->OnInitialUpdate();
}

void CMainFrame::OnUpdateViewStart(CCmdUI* pCmdUI) 
{
	pCmdUI->SetCheck(m_viewID==4);
}