?? depseldlg.cpp
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// DepSelDlg.cpp : implementation file
//
#include "stdafx.h"
#include "HrSys.h"
#include "DepSelDlg.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CDepSelDlg dialog
CDepSelDlg::CDepSelDlg(CWnd* pParent /*=NULL*/)
: CDialog(CDepSelDlg::IDD, pParent)
{
//{{AFX_DATA_INIT(CDepSelDlg)
// NOTE: the ClassWizard will add member initialization here
//}}AFX_DATA_INIT
}
void CDepSelDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
//{{AFX_DATA_MAP(CDepSelDlg)
DDX_Control(pDX, IDC_TREE1, m_tree);
//}}AFX_DATA_MAP
}
void CDepSelDlg::AddtoTree(HTREEITEM m_node, int UpperId)
{
//使用遞歸方法將部門添加到TreeView控件中
int i;
HTREEITEM m_child;
//依次訪問dep對象中的部門數組,查找滿足條件的記錄添加到Tree控件中
for(i=0; i<dep.a_UpperId.GetSize(); i++)
{
//@@@@ 打開a_UpperId數組中等于UpperId的元素
//@@@@ 表明此元素為當前根節點的子節點,因此將其添加到Tree控件中,新節點為m_child
//@@@@ 使用SetItemData()函數將部門編號值也保存在新節點中
//@@@@ 以新節點為根節點,再次遞歸調用AddtoTree()函數,將其子節點添加到Tree控件中
if (UpperId == atoi(dep.a_UpperId.GetAt(i)))
{
m_child = m_tree.InsertItem(dep.a_DepName.GetAt(i), m_node);
m_tree.SetItemData(m_child, atol(dep.a_DepId.GetAt(i)));
AddtoTree(m_child, atoi(dep.a_DepId.GetAt(i)));
}
}
}
BEGIN_MESSAGE_MAP(CDepSelDlg, CDialog)
//{{AFX_MSG_MAP(CDepSelDlg)
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CDepSelDlg message handlers
BOOL CDepSelDlg::OnInitDialog()
{
CDialog::OnInitDialog();
// TODO: Add extra initialization here
//裝入部門信息
dep.Load_dep();
//添加根節點
m_treeImageList.Create(16,16,FALSE,1,0); //創建CImageList控件
//裝入ICON資源
HICON hIcon = ::LoadIcon(AfxGetResourceHandle(), MAKEINTRESOURCE(IDI_ICON1));
m_treeImageList.Add(hIcon); //將ICON資源添加到CImageList控件中
//將CImageList控件與Tree控件相關聯
m_tree.SetImageList(&m_treeImageList, LVSIL_NORMAL);
m_root = m_tree.InsertItem("部門信息"); //添加根節點
//調用AddtoTree() 函數,將所有部門信息添加到Tree控件中
AddtoTree(m_root, 0);
m_tree.Expand(m_root, TVE_EXPAND); //展開根節點
return TRUE; // return TRUE unless you set the focus to a control
// EXCEPTION: OCX Property Pages should return FALSE
}
void CDepSelDlg::OnOK()
{
// TODO: Add extra validation here
HTREEITEM node; //用于保存當前節點
node = m_tree.GetSelectedItem(); //取得當前節點值
if (m_tree.GetItemData(node) == 0) //不能修改根節點
{
MessageBox("請選擇部門");
return;
}
//將當前選擇的部門信息保存在公共變量中
DepId = m_tree.GetItemData(node);
DepName = m_tree.GetItemText(node);
CDialog::OnOK();
}
void CDepSelDlg::OnCancel()
{
// TODO: Add extra cleanup here
DepId = 0;
DepName = "";
CDialog::OnCancel();
}
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