Child Node Removing From Treeview In C#?
Mar 8, 2011
I need to remove particular child nodes from their parent in treeview control.
For example:
Before Login
home
-register
-login
-pdf
After login
home
-pdf
What is the best way to accomplish this?
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Jan 24, 2011
I have some data that I am putting on a treeview and have a checkbox on the page to decide if the user wants to order the nodes by date or type.
To do this I need to check if the code has already added a child node so when grouping by the type I don't put it in lots of times.
Lets say I have Type 1 and Type 2 and each have 3 items that would fall under these I want to achieve:
Type 1
Item 1
Item 2
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Type 2
Item 1
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Instead of:
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etc etc etc
I tried using the node.Contains function but it doesn't seem to exist (I am using c#).
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Oct 16, 2012
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Feb 18, 2011
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Nov 15, 2010
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Aug 11, 2010
<asp:TreeView ID="TreeViewCategories" runat="server" ExpandDepth="0" Style="min-height: 200px;
max-height: 500px;" LineImagesFolder="~/TreeLineImages" NodeIndent="0" LeafNodeStyle-CssClass="LeafNodesStyle"
CssClass="TreeView" NodeStyle-CssClass="NodeStyle" ParentNodeStyle-CssClass="ParentNodeStyle"
[code]...
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Feb 9, 2011
I have a treeview with four levels; parent, child, grandchild, great-grandchild. My selectednode is at the grandchild level.
What I'm trying to do is to create a new "Treeview" at the grandchild - NO, I dont wnat to create a new node to the "selectednode" (grandchild). So it should be somelike this:
[Code]....
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Jul 6, 2010
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Jul 7, 2010
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Jan 28, 2010
On our site we have a top menu, and a side menu. Other than using the same sitemap, they don't have any other relationship.
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On the side menu however, we want to show all the child pages when someone hovers over the main links. Some have up to 12 child nodes, and some only 1.
Our challenge is hiding a couple of specific pages from that menu.
An example is a "thanks for contacting us" page which is under the main "contact us" page. Otherwise, a person can hover over the contact page link and see the "thanks" page as a link - and we don't want people going directly to the thanks page. So, we want just "Contact" to show in that menu, no matter where a visitor is in the site.
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Jun 22, 2010
What I am acheiving is a simple treeview which will have a tree structure
dir1
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dir2
Simple stuff !. Here is the code
TreeNode tree1 = new TreeNode("dir1", "", "", "dir1", "");
tree.Nodes.Add(tree1);
TreeNode node = new TreeNode("xx", "xx");
tree1.ChildNodes.Add(node);
TreeNode tree2 = new TreeNode("dir2", "", "", "dir2", "");
tree.Nodes.Add(tree2);
Now I want to do is collapse all the tree and find a particular node e.g dir1xx
I have put the code
tree.CollapseAll();
tree.FindNode("dir1").Select(); <-- falls over
tree.FindNode("dir1").Expand();
tree.FindNode("dir1/xx").Select();
tree.FindNode("dir1/xx").Expand();
but it falls over on the 2nd line with object not set
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Feb 3, 2011
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Nov 4, 2010
I have a tree view created in my HTML Page
[code]...
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Mar 16, 2010
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Mar 2, 2010
Im using treeview in asp.net
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[Code]....
[Code]....
Bydefault I'm diplaying checkbox to each node. But I also need to add one more check box with text as "Is View" to each node, how is this possible.
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Feb 21, 2011
I need to retrieve a specific node from the TreeView in order to dynamically set it's NavigateUrl property. I've tried using the code below:
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<?xml version="1.0" encoding="utf-8" ?>
<siteMap xmlns="http://schemas.microsoft.com/AspNet/SiteMap-File-1.0" >
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[code]...
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