aviationbas.blogg.se

1. #VB NET 2010 POPULATE TREEVIEW WITH DIRECTORY STRUCTURE HOW TO#
2. #VB NET 2010 POPULATE TREEVIEW WITH DIRECTORY STRUCTURE FULL#
3. #VB NET 2010 POPULATE TREEVIEW WITH DIRECTORY STRUCTURE SOFTWARE#
4. #VB NET 2010 POPULATE TREEVIEW WITH DIRECTORY STRUCTURE CODE#

Also of note is the way the ListItems are set up. In the next chapter you learn a lot more about looping and other language constructs.

#VB NET 2010 POPULATE TREEVIEW WITH DIRECTORY STRUCTURE FULL#

The full path is stored in the node.Tag property should you need it later. Both VB.NET and C have support for a For Each loop, although both languages use a slightly different syntax. Note that on the tree nodes, I only display the folder name or the file name.

#VB NET 2010 POPULATE TREEVIEW WITH DIRECTORY STRUCTURE SOFTWARE#

Private Sub PopulateTreeView(ByVal dir As String, ByVal parentNode As TreeNode)ĭim folders() As String = IO.Directory.GetDirectories(dir) Should I remove SAP Business One Software Development Kit by SAP SAP® Business One is an affordable, easy-to-use software solution that allows small and midsize businesses to streamline and integrate a broad range of operational and managerial tasks. PopulateTreeView(rootDir, TreeView1.Nodes(i)) 'Now loop thru each drive and populate the treeview Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Clickĭim drives As 圜ollection(Of IO.DriveInfo) = My. TextBox1.Text = a treeview and a button to your form then try this: Private Sub TreeView1_AfterSelect(ByVal sender As System.Object, ByVal e As ) Handles TreeView1.AfterSelect Private Sub Treeview_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Loadĭim cn As New OleDbConnection(connectionString:=Connection)ĭim SchemaTable As DataTable = cn.GetOleDbSchemaTable(schema:=, restrictions:=New Object() )įor CountColumns As Integer = 0 To - 1ĬhildName = SchemaColumn.Rows(index:=CountColumns)!COLUMN_NAME.ToStringĬhildnode = (key:="Column", text:=ChildName, imageIndex:=2, selectedImageIndex:=2) 'The name of the database in use which is used as the root name for'the TreeView.Ĭonst Database As String = "Troubleshooting Steps" below is the codes im using.Ĭonst Connection As String = "Provider=.12.0 Data Source=C:\Users\Jay and Melanie\Desktop\Thesis\Troubleshooting Steps.accdb"

#VB NET 2010 POPULATE TREEVIEW WITH DIRECTORY STRUCTURE CODE#

:(Īpparently, the code that Im using is pulling the root Fields, and ID of my MS Access Database. I would want to have the nodes produce a specific target when im clicking the nodes. If you do this, run into issues come back and explain your database schema (use text, not images) and show the code which you are having issues with. That known this is why I indicated working out the select statements against your new database schema.

#VB NET 2010 POPULATE TREEVIEW WITH DIRECTORY STRUCTURE HOW TO#

The only thing an expereince developer has over you is understanding how to get data back in general.

It does not matter if you are a beginner or expert, when it comes to populating a Treeview this way 99% of developers never have tried this before. Once you know the select statements work write code using the MSDN article as Of the database to ensure all works properly (meaning no regards to a TreeView which if you knew MS-Access this is not difficult yet not what writing these statements is about). Best to begin with changing the current schema from one table to two tables then write some SELECT statement inside If I were in your position I would sit down and study this code and adapt to your needs. Your jump start is the code in the MSDN article.