www.pudn.com > Geotest.rar > SearchDlg.cpp

// SearchDlg.cpp : implementation file 
// 
 
#include "stdafx.h" 
#include "geotest.h" 
#include "SearchDlg.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// SearchDlg dialog 
 
 
SearchDlg::SearchDlg(CWnd* pParent /*=NULL*/) 
	: CDialog(SearchDlg::IDD, pParent) 
{ 
	//{{AFX_DATA_INIT(SearchDlg) 
	m_keyword = _T(""); 
	m_Keyword2 = _T(""); 
	//}}AFX_DATA_INIT 
	m_pMapX=NULL; 
} 
SearchDlg::SearchDlg(CMapX *pMapX,CWnd* pParent /*=NULL*/) 
	: CDialog(SearchDlg::IDD, pParent) 
{    
	m_pMapX=pMapX; 
} 
 
 
void SearchDlg::DoDataExchange(CDataExchange* pDX) 
{ 
	CDialog::DoDataExchange(pDX); 
	//{{AFX_DATA_MAP(SearchDlg) 
	DDX_Control(pDX, IDC_REFINEFIELD, m_refineField); 
	DDX_Control(pDX, IDC_REFINELAYER, m_refineLayer); 
	DDX_Control(pDX, IDC_WORD, m_ctrKeyword); 
	DDX_Control(pDX, IDC_FINDFIELD, m_findField); 
	DDX_Control(pDX, IDC_SEARCHLAYERNAME, m_ctrLayerName); 
	DDX_Text(pDX, IDC_KEYWORD, m_keyword); 
	DDX_CBString(pDX, IDC_WORD, m_Keyword2); 
	//}}AFX_DATA_MAP 
} 
 
 
BEGIN_MESSAGE_MAP(SearchDlg, CDialog) 
	//{{AFX_MSG_MAP(SearchDlg) 
	ON_BN_CLICKED(IDC_BUTTON1, OnOK2) 
	ON_BN_CLICKED(IDC_BUTTON2, OnCancel2) 
	ON_CBN_CLOSEUP(IDC_SEARCHLAYERNAME, OnCloseupSearchlayername) 
	ON_CBN_CLOSEUP(IDC_FINDFIELD, OnCloseupFindfield) 
	ON_CBN_CLOSEUP(IDC_REFINELAYER, OnCloseupRefinelayer) 
	ON_CBN_KILLFOCUS(IDC_WORD, OnKillfocusWord) 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// SearchDlg message handlers 
void SearchDlg::OnOK()          //在所以图层中搜索图元 
{ 
	try{ 
		UpdateData(TRUE); 
		CMapXFindFeature FoundObject; 
	for(long j = 1;j<=m_pMapX->GetLayers().GetCount();j++) 
	{       
		FoundObject = m_pMapX->GetLayers(). 
			Item(j).GetFind().Search(m_keyword);//在指定图层搜索指定的图元 
		if(FoundObject.GetFindRC() %10 == 1) { 
			m_pMapX->SetZoom(100); 
			m_pMapX->SetCenterX(FoundObject.GetCenterX()); 
			m_pMapX->SetCenterY(FoundObject.GetCenterY()); 
			break; 
		} 
	} 
	if(FoundObject.GetFindRC() %10 !=1) 
		AfxMessageBox("No exact match found."); 
	} catch (COleDispatchException *e) { 
		e->ReportError(); 
		e->Delete(); 
	} catch (COleException *e) { 
		e->ReportError(); 
		e->Delete(); 
	} 
 
	 
	//CDialog::OnOK(); 
} 
 
void SearchDlg::OnOK2() // 高级搜索图元 
{ 
	UpdateData(TRUE); //！！交换输入的数据 
    CString cs,      //图层名 
		str,         //图元名 
		field,       //字段名 
		refinelayer, //精确搜索图层名 
		refinefield; //精确搜索字段名    
	m_ctrLayerName.GetLBText(m_ctrLayerName.GetCurSel(),cs); 
	m_ctrKeyword.GetLBText(m_ctrKeyword.GetCurSel(),str); 
	m_findField.GetLBText(m_findField.GetCurSel(),field); 
	m_refineLayer.GetLBText(m_findField.GetCurSel(),refinelayer); 
    m_refineField.GetLBText(m_findField.GetCurSel(),refinefield); 
	try {            
	CMapXFindFeature FoundObj; 
	CMapXLayer Layer; 
	CMapXDataset Findds;   //字段数据集 
	CMapXLayerFind layerFind; 
	Layer= m_pMapX->GetLayers().Item(cs);// 得到要查找的图层 
	layerFind=Layer.GetFind();		 
	layerFind.SetFindDataset(m_pMapX->GetDatasets().Item(cs));           //设置匹配的数据集字段 
	//设置相匹配的数据集字段，和FindDataset一起使用 
	layerFind.SetFindField(m_pMapX->GetDatasets().Item(cs).GetFields().Item(field)); 
	//layerFind.SetClosestAddr(TRUE);//是否使用在最精确处查到到的匹配  
    if(refinelayer != "不选") 
		layerFind.SetRefineLayer(m_pMapX->GetLayers().Item(refinelayer));    //设置用于精确搜索的图层 
    if(refinefield != "不选")	 
		layerFind.SetRefineField(m_pMapX->GetDatasets().Item(refinelayer).GetFields().Item(refinefield));       //设置精确搜索的字段 
		FoundObj = m_pMapX->GetLayers().Item(cs).GetFind().Search(m_Keyword2); //搜索 
		if(FoundObj.GetFindRC() % 10 == 1) { 
			m_pMapX->SetZoom(500); 
			m_pMapX->SetCenterX(FoundObj.GetCenterX()); 
			m_pMapX->SetCenterY(FoundObj.GetCenterY()); 
		} else 
			AfxMessageBox("No exact match found !"); 
	} catch (COleDispatchException *e) { 
		e->ReportError(); 
		e->Delete(); 
	} catch (COleException *e) { 
		e->ReportError(); 
		e->Delete(); 
	} 
		CDialog::OnOK();	 
} 
 
BOOL SearchDlg::OnInitDialog()  
{ 
	CDialog::OnInitDialog(); 
	// TODO: Add extra initialization here 
	m_keyword = "Houston"; 
	m_Keyword2 = "请输入或选中图元"; 
	 
	//设置初始图层列表项 
	m_ctrLayerName.ResetContent(); 
	for(long t=1;t<=m_pMapX->GetLayers().GetCount();t++) 
	{  
		m_ctrLayerName.AddString(m_pMapX->GetLayers().Item(t).GetName()); 
	} 
	m_ctrLayerName.SetCurSel(0); 
    CString str,cs; 
	//设置初始字段选项 
	m_findField.ResetContent(); 
	long getSel = m_ctrLayerName.GetCurSel(); 
	m_ctrLayerName.GetLBText(getSel,str);    //把选中的项的字符串拷贝给STR 
	for(long j = 1;j<=m_pMapX->GetDatasets().Item(str).GetFields().GetCount();j++) 
	{ 
		if(m_pMapX->GetDatasets().Item(str).GetFields().Item(j).GetType()==miTypeString) 
			m_findField.AddString(m_pMapX->GetDatasets().Item(str).GetFields().Item(j).GetName()); 
		else 
			continue; 
	} 
	m_findField.SetCurSel(0); 
	//设置初始精确搜索图层选项 
	m_refineLayer.ResetContent(); 
    for(t=1;t<=m_pMapX->GetLayers().GetCount();t++) 
	{ 
		if(m_pMapX->GetLayers().Item(str) != m_pMapX->GetLayers().Item(t)) 
			m_refineLayer.AddString(m_pMapX->GetLayers().Item(t).GetName()); 
	} 
	m_refineLayer.InsertString(0,"不选"); 
	m_refineLayer.SetCurSel(0); 
	//设置初始精确搜索字段选项 
	m_refineField.ResetContent(); 
    m_refineField.AddString("不选"); 
	m_refineField.SetCurSel(0); 
	//设置初始图元选项 
	OnSelFeature(); 
	UpdateData(FALSE); 
	return TRUE;  // return TRUE unless you set the focus to a control 
	              // EXCEPTION: OCX Property Pages should return FALSE 
} 
 
void SearchDlg::OnCancel2()  
{ 
	CDialog :: OnCancel(); 
} 
 
void SearchDlg::OnCloseupSearchlayername()  
{ 
	CString str; 
	m_ctrLayerName.GetLBText(m_ctrLayerName.GetCurSel(),str); 
	//动态设置字段选项 
	m_findField.ResetContent(); 
	for(long t=1;t<=m_pMapX->GetDatasets().Item(str).GetFields().GetCount();t++) 
	{ 
		if(m_pMapX->GetDatasets().Item(str).GetFields().Item(t).GetType()==miTypeString) 
			m_findField.AddString(m_pMapX->GetDatasets().Item(str).GetFields().Item(t).GetName()); 
		else 
			continue; 
	} 
	m_findField.SetCurSel(0); 
	//动态设置精确搜索图层选项 
	m_refineLayer.ResetContent(); 
    for(t=1;t<=m_pMapX->GetLayers().GetCount();t++) 
	{ 
		if(m_pMapX->GetLayers().Item(str) != m_pMapX->GetLayers().Item(t)) 
			m_refineLayer.AddString(m_pMapX->GetLayers().Item(t).GetName()); 
	} 
	m_refineLayer.InsertString(0,"不选"); 
	m_refineLayer.SetCurSel(0); 
	//动态设置图元选项 
	OnSelFeature(); 
	UpdateData(FALSE); 
} 
//动态设置图元选项 
void SearchDlg::OnSelFeature() 
{ 
	CString str,       //图层名 
		cs;            //字段名  
	m_ctrLayerName.GetLBText(m_ctrLayerName.GetCurSel(),str); 
	m_findField.GetLBText(m_findField.GetCurSel(),cs); 
	for(long j = 1;j<=m_pMapX->GetDatasets().Item(str).GetFields().GetCount();j++) 
	{ 
		if(m_pMapX->GetDatasets().Item(str).GetFields().Item(j) == 
			m_pMapX->GetDatasets().Item(str).GetFields().Item(cs)) 
			break; 
	} 
	//动态设置字段选项 
	m_ctrKeyword.ResetContent(); 
	for(long t = 1;t<=m_pMapX->GetDatasets().Item(str).GetRowCount()&&t<200;t++) 
	{//刚才就是这里错了，得到行数的方法竟然写成了得到列数。不应该呀，以后要注意，这样很浪费时间 
		COleVariant variant = m_pMapX->GetDatasets().Item(str).GetValue(t,j); //得到t行，J列的图元 
		variant.ChangeType(VT_BSTR); 
		CString buffer = variant.bstrVal; 
		SysFreeString(variant.bstrVal); 
		m_ctrKeyword.AddString(buffer); 
	}	 
	m_ctrKeyword.SetCurSel(0); 
} 
 
void SearchDlg::OnCloseupFindfield()  
{ 
	OnSelFeature(); 
	UpdateData(FALSE); 
} 
 
void SearchDlg::OnCloseupRefinelayer()  
{ 
	CString str; 
	m_refineLayer.GetLBText(m_refineLayer.GetCurSel(),str); 
	if(str=="不选") 
	{ 
		m_refineField.ResetContent(); 
		m_refineField.AddString("不选"); 
		m_refineField.SetCurSel(0); 
		return; 
	} 
	m_refineField.ResetContent(); 
	for(long i = 1;i<=m_pMapX->GetDatasets().Item(str).GetFields().GetCount();i++) 
	{ 
		m_refineField.AddString(m_pMapX->GetDatasets().Item(str).GetFields().Item(i).GetName()); 
	} 
	m_refineField.SetCurSel(0); 
} 
 
//用户手动输入结束后的映射 
void SearchDlg::OnKillfocusWord()  
{ 
	UpdateData(TRUE);//一定要有这个 
	m_ctrKeyword.InsertString(0,m_Keyword2); 
	UpdateData(FALSE); 
	 
}