ltviewdemodlg.cpp

VC++6开发指南的源代码第7章-第11章

// LTViewDemoDlg.cpp : implementation file
//

#include "stdafx.h"
#include "LTViewDemo.h"
#include "LTViewDemoDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CAboutDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CLTViewDemoDlg dialog

CLTViewDemoDlg::CLTViewDemoDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CLTViewDemoDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CLTViewDemoDlg)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CLTViewDemoDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CLTViewDemoDlg)
	DDX_Control(pDX, IDC_LIST1, m_list);
	DDX_Control(pDX, IDC_TREE1, m_tree);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CLTViewDemoDlg, CDialog)
	//{{AFX_MSG_MAP(CLTViewDemoDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_NOTIFY(TVN_SELCHANGED, IDC_TREE1, OnSelchangedTree1)
	ON_NOTIFY(LVN_ITEMCHANGED, IDC_LIST1, OnItemchangedList1)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CLTViewDemoDlg message handlers

BOOL CLTViewDemoDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Add "About..." menu item to system menu.

	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here
	m_theImageList.Create(IDB_BITMAP1,16,1,RGB(0,0,0));		//创建图像列表
	m_tree.SetImageList(&m_theImageList,TVSIL_NORMAL);			//树形控件载入位图
	CString userTreeHeader[2]={"形状","颜色"};
	HTREEITEM userItem[2];									//树形控件的根项
	for(int i=0;i<2;i++)
	{
		userItem[i]=m_tree.InsertItem(userTreeHeader[i],6,7,TVI_ROOT);	//插入父项
		m_tree.SetItemData(userItem[i],(DWORD)(i+10));				//给父项设值
	}
	HTREEITEM thePoint;
	HTREEITEM userSpecifics=m_tree.InsertItem("矩形",6,7,userItem[0]);	//父项1插入子项
	m_tree.SetItemData(userSpecifics,(DWORD)0);					//子项赋值0
	thePoint=userSpecifics;//默认选定项
	userSpecifics=m_tree.InsertItem("圆形",6,7,userItem[0]);				//父项1插入子项
	m_tree.SetItemData(userSpecifics,(DWORD)1);//子项赋值1
	
	userSpecifics=m_tree.InsertItem("红色",6,7,userItem[1]);				//父项2插入子项
	m_tree.SetItemData(userSpecifics,(DWORD)2);					//子项赋值2
	userSpecifics=m_tree.InsertItem("蓝色",6,7,userItem[1]);				//父项2插入子项
	m_tree.SetItemData(userSpecifics,(DWORD)3);					//子项赋值3
	userSpecifics=m_tree.InsertItem("灰色",6,7,userItem[1]);				//父项2插入子项
	m_tree.SetItemData(userSpecifics,(DWORD)4);					//子项赋值4
	m_tree.Select(thePoint,TVGN_CARET);						//子项0为选定项
	//初始化列表视
	m_list.SetImageList(&m_theImageList,LVSIL_SMALL);					//设置ImageList
	CString Field[3]={"图形","形状","颜色"};						//列表视的表头
	for(int j=0;j<3;j++)
	{
		m_list.InsertColumn(j,Field[j],LVCFMT_LEFT,75);			//插入表头标题
	}

	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CLTViewDemoDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CLTViewDemoDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CLTViewDemoDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CLTViewDemoDlg::OnSelchangedTree1(NMHDR* pNMHDR, LRESULT* pResult) 
{
	NM_TREEVIEW* pNMTreeView = (NM_TREEVIEW*)pNMHDR;
	// TODO: Add your control notification handler code here
	HTREEITEM SelItem;
	SelItem=m_tree.GetSelectedItem();							//获取选中的子项
	DWORD m;
	m=m_tree.GetItemData(SelItem);								//读取子项的值
	switch (m)
	{	
		case 0:											//子项1
		{	
		
			m_list.DeleteAllItems();							//删除所有列表项
			m_list.InsertItem(0,"图形1",0);									//插入行
			m_list.SetItemText(0,1,"矩形");						//设置该行的不同列的显示字符
			m_list.SetItemText(0,2,"灰色");
			m_list.InsertItem(1,"图形2",1);									//插入行
			m_list.SetItemText(1,1,"矩形");						//设置该行的不同列的显示字符
			m_list.SetItemText(1,2,"红色");
			m_list.InsertItem(2,"图形3",2);									//插入行
			m_list.SetItemText(2,1,"矩形");						//设置该行的不同列的显示字符
			m_list.SetItemText(2,2,"蓝色");	
			break;
		}
		case 1:											//子项2
		{
			m_list.DeleteAllItems();							//删除所有列表项
			m_list.InsertItem(0,"图形1",3);									//插入行
			m_list.SetItemText(0,1,"圆形");						//设置该行的不同列的显示字符
			m_list.SetItemText(0,2,"灰色");
			m_list.InsertItem(1,"图形2",4);									//插入行
			m_list.SetItemText(1,1,"圆形");						//设置该行的不同列的显示字符
			m_list.SetItemText(1,2,"红色");
			m_list.InsertItem(2,"图形3",5);									//插入行
			m_list.SetItemText(2,1,"圆形");						//设置该行的不同列的显示字符
			m_list.SetItemText(2,2,"蓝色");	
			break;
		}
		case 2:											//子项3
		{
			m_list.DeleteAllItems();							//删除所有列表项
			m_list.InsertItem(0,"图形1",1);									//插入行
			m_list.SetItemText(0,1,"矩形");						//设置该行的不同列的显示字符
			m_list.SetItemText(0,2,"红色");
			m_list.InsertItem(1,"图形2",4);									//插入行
			m_list.SetItemText(1,1,"圆形");						//设置该行的不同列的显示字符
			m_list.SetItemText(1,2,"红色");
			break;
		}
		case 3:											//子项4
		{
			m_list.DeleteAllItems();							//删除所有列表项
			m_list.InsertItem(0,"图形1",2);									//插入行
			m_list.SetItemText(0,1,"矩形");						//设置该行的不同列的显示字符
			m_list.SetItemText(0,2,"蓝色");
			m_list.InsertItem(1,"图形2",5);									//插入行
			m_list.SetItemText(1,1,"圆形");						//设置该行的不同列的显示字符
			m_list.SetItemText(1,2,"蓝色");
			break;
		}
		case 4:											//子项5
		{
			m_list.DeleteAllItems();							//删除所有列表项
			m_list.InsertItem(0,"图形1",0);									//插入行
			m_list.SetItemText(0,1,"矩形");						//设置该行的不同列的显示字符
			m_list.SetItemText(0,2,"灰色");
			m_list.InsertItem(1,"图形2",3);									//插入行
			m_list.SetItemText(1,1,"圆形");						//设置该行的不同列的显示字符
			m_list.SetItemText(1,2,"灰色");
			break;
		}
	}
	*pResult = 0;
}

void CLTViewDemoDlg::OnItemchangedList1(NMHDR* pNMHDR, LRESULT* pResult) 
{
	NM_LISTVIEW* pNMListView = (NM_LISTVIEW*)pNMHDR;
	// TODO: Add your control notification handler code here
	CString str;
      for(int i=0; i<m_list.GetItemCount(); i++)
      {
           if( m_list.GetItemState(i, LVIS_SELECTED) == LVIS_SELECTED )
           {
                str.Format(_T("选中了第%d行"), i+1);
                AfxMessageBox(str);
           }
      }
	*pResult = 0;
	
}