欧美精品一区二区久久婷婷,亚洲麻豆av,亚洲欧洲一区二区在线播放

C++ Programmer's Cookbook

在Form中構建給定目錄的Treeview

using ?System;

using ?System.IO;

using ?System.Drawing;

using ?System.Collections;

using ?System.ComponentModel;

using ?System.Windows.Forms;

using ?System.Data;

namespace ?WindowsApplication

{

???? /// ? <summary>

???? /// ?Summary?description?for?Form1.

???? /// ? </summary>

???? public ? class ?Form1?:?System.Windows.Forms.Form

???? {

???????? private ?System.Windows.Forms.TreeView?treeView1;

???????? /// ? <summary>

???????? /// ?Required?designer?variable.

???????? /// ? </summary>

???????? private ?System.ComponentModel.Container?components? = ? null ;

???????? public ?Form1()

???????? {

???????????? //

???????????? // ?Required?for?Windows?Form?Designer?support

???????????? //

????????????InitializeComponent();

???????????? //

???????????? // ?TODO:?Add?any?constructor?code?after?InitializeComponent?call

???????????? //

????????????Text? = " my?explore " ;

????????}

???????? /// ? <summary>

???????? /// ?Clean?up?any?resources?being?used.

???????? /// ? </summary>

???????? protected ? override ? void ?Dispose(? bool ?disposing?)

???????? {

???????????? if (?disposing?)

???????????? {

???????????????? if ?(components? != ? null )?

???????????????? {

????????????????????components.Dispose();

????????????????}

????????????}

???????????? base .Dispose(?disposing?);

????????}

???????? Windows?Form?Designer?generated?code

???????? private ? void ?Fill(TreeNode?dirNode)?

???????? {

????????????DirectoryInfo?dir? = ? new ?DirectoryInfo(dirNode.FullPath);

????????????

???????????? // ?An?exception?could?be?thrown?in?this?code?if?you?don't

???????????? // ?have?sufficient?security?permissions?for?a?file?or?directory.

???????????? // ?You?can?catch?and?then?ignore?this?exception.

???????????? foreach ?(DirectoryInfo?dirItem? in ?dir.GetDirectories())?

???????????? {

???????????????? // ?Add?node?for?the?directory.

????????????????TreeNode?newNode? = ? new ?TreeNode(dirItem.Name);

????????????????dirNode.Nodes.Add(newNode);

????????????????newNode.Nodes.Add( " * " );

????????????}

????????}

???????? /// ? <summary>

???????? /// ?The?main?entry?point?for?the?application.

???????? /// ? </summary>

????????[STAThread]

???????? static ? void ?Main()?

???????? {

????????????Application.Run( new ?Form1());

????????}

???????? private ? void ?Form1_Load( object ?sender,?System.EventArgs?e)

???????? {

???????????? // ?Set?the?first?node.

????????????TreeNode?rootNode? = ? new ?TreeNode( " C:\\ " );

????????????treeView1.Nodes.Add(rootNode);

???????????? // ?Fill?the?first?level?and?expand?it.

????????????Fill(rootNode);

????????treeView1.Nodes[ 0 ].Expand();

????????}

???????? private ? void ?treeView1_BeforeExpand( object ?sender,?System.Windows.Forms.TreeViewCancelEventArgs?e)

???????? {

???????????? // ?If?a?dummy?node?is?found,?remove?it?and?read?the?

???????????? // ?real?directory?list.

???????????? if ?(e.Node.Nodes[ 0 ].Text? == ? " * " )?

???????????? {

????????????????e.Node.Nodes.Clear();

????????????????Fill(e.Node);

????????????}

????????}

????}

}

posted on 2006-03-23 17:15 夢在天涯閱讀(521) 評論(0) 編輯收藏引用所屬分類: C#/.NET

只有注冊用戶登錄后才能發表評論。
【推薦】100%開源！大型工業跨平臺軟件C++源碼提供，建模，組態！

相關文章: csharp中xml引用xslt C#入門代碼本博客所有精華隨筆索引 C#的Form通過CLI調用C++的DLL NativeC++通過CLI調用C#的Form CLI/C++中混合類的使用一個CLI/C++的DLL同時被C#的exe和NativeC++的exe調用 struct在p/invoke中的轉化 C#通過C++/CLI調用C++DLL C#調用C++的COM

網站導航: 博客園 IT新聞 BlogJava 博問 Chat2DB 管理

C++ Programmer's Cookbook

在Form中構建給定目錄的Treeview

公告

導航

統計

常用鏈接

隨筆分類

隨筆檔案

收藏夾

Blogs

c#(csharp)

C++(cpp)

Enlish

Forums(bbs)

My self

Often go

Useful Webs

Xml/Uml/html

搜索

積分與排名

最新評論

閱讀排行榜