linkdlg.cpp

VC做的矢量画图程序！

// LinkDlg.cpp : implementation file
//
#include "stdafx.h"
#include "draw.h"
#include "drawdoc.h"
#include "linkdataset.h"
#include "LinkDlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CLinkDlg dialog


CLinkDlg::CLinkDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CLinkDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CLinkDlg)
	m_pSet = NULL;
	m_type=0;
	//}}AFX_DATA_INIT
}

CLinkDlg::CLinkDlg(CDrawDoc* pDoc,CLinkDataSet* pSet,CString RecordID,CWnd* pParent /*=NULL*/)
	: CDialog(CLinkDlg::IDD, pParent)

{   m_Current=0;
	m_pDoc=pDoc;
	m_pSet=pSet;
	m_type=0;
	m_RecordID=atoi(RecordID);

	if(m_pSet->IsOpen())
		m_pSet->Close();
	CString strSQL;
	strSQL.Format("select * from LinkInfo  where  record_id=%s",RecordID);
	m_pSet->Open(CRecordset::dynaset,strSQL);//where m_record_id="+RecordID);
	m_NumbLink=0;
	if(!m_pSet->IsBOF())
	{
		m_pSet->MoveFirst();
		while(!m_pSet->IsEOF())
		{
			m_GraphLB[m_NumbLink]=m_GraphLB1[m_NumbLink]=m_pSet->m_graph_id;
			m_GraphID[m_NumbLink]=m_GraphID1[m_NumbLink]=m_pSet->m_element_id;
			m_NumbLink++;
			m_pSet->MoveNext();
		}
		m_pSet->MoveFirst();
	}
	m_NumbLink1=m_NumbLink;
}

void CLinkDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CLinkDlg)
	DDX_FieldText(pDX, IDC_EDIT3, m_pSet->m_record_id, m_pSet);
	DDX_FieldText(pDX, IDC_EDIT4, m_pSet->m_graph_id, m_pSet);
	DDX_FieldText(pDX, IDC_EDIT5, m_pSet->m_element_id, m_pSet);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CLinkDlg, CDialog)
	//{{AFX_MSG_MAP(CLinkDlg)
	ON_BN_CLICKED(IDC_LINK_ADD, OnLinkAdd)
	ON_LBN_SELCHANGE(IDC_LIST2, OnSelchangeList2)
	ON_LBN_SELCHANGE(IDC_LIST1, OnSelchangeList1)
	ON_BN_CLICKED(IDC_LINK_DELETE, OnLinkDelete)
	ON_BN_CLICKED(IDC_LINK_DELALL, OnLinkDelAll)
	ON_BN_CLICKED(IDC_LINK_ADDALL, OnLinkAddAll)
	ON_LBN_SETFOCUS(IDC_LIST1, OnSetfocusList1)
	ON_LBN_SETFOCUS(IDC_LIST2, OnSetfocusList2)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CLinkDlg message handlers

BOOL CLinkDlg::OnInitDialog() 
{
	//CDialog::OnInitDialog();
	CString m_str;
	char p1[10];
	plist1=(CListBox *)GetDlgItem(IDC_LIST1);
	plist2=(CListBox *)GetDlgItem(IDC_LIST2);
	plist1->ResetContent();
	plist2->ResetContent();
	graph_Name[0]="直线";
	graph_Name[1]="连续直线";
	graph_Name[2]="圆";
	graph_Name[3]="圆弧";
	graph_Name[4]="标注文本";

	for(int i=0;i<m_NumbLink;i++)
	{
		sprintf(p1,"%7d",m_GraphID[i]);
		m_str=p1;
		m_str+="    ";
		m_str+=graph_Name[m_GraphLB[i]-1];
		plist1->AddString(m_str);
	}
	for(i=0;i<m_pDoc->n_GraphSelect;i++)
	{
		m_str.Empty();
		sprintf(p1,"%7d",m_pDoc->GraphSelect[i].pbh);
		m_str+=p1;
		m_str+="    ";
		m_str+=graph_Name[m_pDoc->GraphSelect[i].Lb-1];
		plist2->AddString(m_str);
	}
	//显示管线编号
	if(m_type==1)
		m_str.Format("select LINE_NO from UPWATER where ID='%d'",m_RecordID);
	else if(m_type==2)
	    m_str.Format("select LINE_NO from DOWNWATER where ID='%d'",m_RecordID);
	else if(m_type==3)
         m_str.Format("select LINE_NO from POWER where ID='%d'",m_RecordID);
	CString &str1=m_str;
	CRecordset * pSet=new CRecordset(&((CDrawApp*) AfxGetApp())->m_pdatabase);
	pSet->Open(CRecordset::dynaset,_T(m_str));
	if(!pSet->IsBOF())
	{
		pSet->MoveFirst();
		pSet->GetFieldValue("LINE_NO",str1);
		sprintf(p1,"%s",str1);
	    SetDlgItemText(IDC_EDIT1,p1);
	}
    sprintf(p1,"%d",m_RecordID);
    SetDlgItemText(IDC_EDIT3,p1);
	if(m_NumbLink>0)
	{
		UpdateData(FALSE);
		plist1->SetCurSel(0);
		OnSelchangeList1();
	}
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

void CLinkDlg::OnLinkAdd() 
{
	// TODO: Add your control notification handler code here
	CString m_str;
	char p1[8];
	GetDlgItemText(IDC_EDIT4,m_str);
	m_str.TrimLeft();
	if(m_str.GetLength()<1)
		return;
	int lb=atoi(m_str);
	m_str.Empty();
	if(lb<0)
		return;
	GetDlgItemText(IDC_EDIT5,m_str);
	int id=atoi(m_str);
	if(!IsExistLink(lb,id))
	{
		m_GraphID[m_NumbLink]=id;
		m_GraphLB[m_NumbLink++]=lb;
		sprintf(p1,"%7d",id);
		m_str=p1;
		m_str+="    ";
		m_str+=graph_Name[lb-1];
		plist1->AddString(m_str);
		plist1->SetCurSel(m_NumbLink-1);
	}
}


BOOL CLinkDlg::IsExistLink(short lb, int id)
{
	for(int i=0;i<m_NumbLink;i++)
	{
		if(m_GraphID[i]==id&&m_GraphLB[i]==lb)
			return TRUE;
	}
	return FALSE;
}

BOOL CLinkDlg::IsExistLink1(short lb, int id)
{
	for(int i=0;i<m_NumbLink1;i++)
	{
		if(m_GraphID1[i]==id&&m_GraphLB1[i]==lb)
			return TRUE;
	}
	return FALSE;
}

void CLinkDlg::OnSelchangeList2() 
{
	// TODO: Add your control notification handler code here
	int nlist2=plist2->GetCurSel();
	if(nlist2<0)
		return;
	char p1[10];
	SetDlgItemText(IDC_EDIT2,graph_Name[m_pDoc->GraphSelect[nlist2].Lb-1]);	
	sprintf(p1,"%d",m_pDoc->GraphSelect[nlist2].Lb);
	SetDlgItemText(IDC_EDIT4,p1);
	sprintf(p1,"%d",m_pDoc->GraphSelect[nlist2].pbh);
	SetDlgItemText(IDC_EDIT5,p1);
}


void CLinkDlg::OnSelchangeList1() 
{
	// TODO: Add your control notification handler code here
	int nlist1=plist1->GetCurSel();
	if(nlist1<0)
		return;
	char p1[10];
	SetDlgItemText(IDC_EDIT2,graph_Name[m_GraphLB[nlist1]-1]);	
	sprintf(p1,"%d",m_GraphLB[nlist1]);
	SetDlgItemText(IDC_EDIT4,p1);
	sprintf(p1,"%d",m_GraphID[nlist1]);
	SetDlgItemText(IDC_EDIT5,p1);
}


void CLinkDlg::OnLinkDelete() 
{
	// TODO: Add your control notification handler code here
	int nlist1=plist1->GetCurSel();
	if(nlist1<0)
		return;
	for(int i=nlist1;i<m_NumbLink-1;i++)
	{
		m_GraphLB[i]=m_GraphLB[i+1];
		m_GraphID[i]=m_GraphID[i+1];
	}
	m_NumbLink--;
	plist1->DeleteString(nlist1);
	if(nlist1==m_NumbLink)
		plist1->SetCurSel(nlist1-1);
	else
		plist1->SetCurSel(nlist1);
	OnSelchangeList1();
}

void CLinkDlg::OnLinkDelAll() 
{
	m_NumbLink=0;
	plist1->ResetContent();
	// TODO: Add your control notification handler code here
}

void CLinkDlg::OnLinkAddAll() 
{
	for(int i=0;i<m_pDoc->n_GraphSelect;i++)
	{
		plist2->SetCurSel(i);
		OnSelchangeList2();
		OnLinkAdd();
	}
	// TODO: Add your control notification handler code here
}


void CLinkDlg::OnOK() 
{
	// TODO: Add extra validation here
	for(int i=m_NumbLink1-1;i>=0;i--)	//从数据库中删除已经存在的连接
	{
		if(!IsExistLink(m_GraphLB1[i],m_GraphID1[i]))	//如果原来的连接不存在，即现在删除了这个连接
		{
			m_pSet->MoveFirst();
			m_pSet->Move(i);
			m_pSet->Delete();
		}
	}

	for(i=0;i<m_NumbLink;i++)	//增加连接
	{
		if(!IsExistLink1(m_GraphLB[i],m_GraphID[i]))	//如果这个连接原来不存在，即现在增加了这个连接
		{
			plist1->SetCurSel(i);
            //m_Current=i;
			OnSelchangeList1();
			m_pSet->AddNew();
			UpdateData();				//保存数据
			if(m_pSet->CanUpdate())
				m_pSet->Update();
		}
	}
	m_pSet->Close();
	EndDialog(IDOK);
}

void CLinkDlg::OnCancel() 
{
	// TODO: Add extra cleanup here
	m_pSet->Close();
	CDialog::OnCancel();
}



void CLinkDlg::OnSetfocusList1() 
{
	 plist2->SetCurSel(-1);	
	
}

void CLinkDlg::OnSetfocusList2() 
{
     plist1->SetCurSel(-1);	
}