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Rank: Member Groups: Member
Joined: 8/30/2011 Posts: 17
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I have an ASP.NET 1.1 application and I'm trying to create a document hierarchy via the EO.WEB treeview control. I've created a simple XML file and can bind it to the treeview control by specifying the path to the XML file but it doesn't display what I thought it would. I have a valid EO.WEB.LICX file.
In essence, I need to have a theoretically unlimited number of levels although practically it will be more like 3 or 4. For example, I might have a Category called "Manufacturing" with a Sub-category of "Audit Reports" with Sub-sub-categories of "Internal" and "External". I want my treeview to look something like the following:
Manufacturing Audit Reports Internal External Certificates, Policies & Organisation Chart Dashboards and Safety Alerts Forms Other Documents Procedures Safe Working Procedures Standards Export Finance, Travel & Legal Human Resources Internal Audit Schedules & Report Template etc.
I'm initially trying to do this via an XML file because I think the data binding is easier but I also have SQL 2000 tables that I can use to create the same hierarchy.
Here's the XML I'm trying to use. I know there are logic errors in it but I'm trying to figure out what works and what doesn't.
<?xml version="1.0" encoding="utf-8" ?> <Document_Hierarchy> <Manufacturing ID ="1"> <Audit_Reports ID="101"> <External ID="1011"/> <Internal ID="1012"/> </Audit_Reports> <SubCategory Name="Certificates_Policies_#x0026_Organisation_Chart" ID="102"/> <SubCategory Name="Dashboards and Safety Alerts" ID="103"/> <SubCategory Name="Forms" ID="104"/> <SubCategory Name="Other Documents" ID="105"/> <SubCategory Name="Procedures" ID="106"/> <SubCategory Name="Safe Working Procedures" ID="107"/> <SubCategory Name="Standards" ID="108"/> </Manufacturing> <Category Name="Export" ID="2"/> <Category Name="Finance, Travel #x0026 Legal" ID="3"/> <Category Name="Human Resources" ID="4"/> <Category Name="Internal Audit Schedules #x0026 Report Template" ID="5"/> <Category Name="Other" ID="6"/> <Category Name="Distribution" ID="7"> <SubCategory Name="Audit Reports" ID="701"> <SubSubCategory Name="Internal - Quality" ID="7011"/> <SubSubCategory Name="External - Quality" ID="7012"/> </SubCategory> <SubCategory Name="Cards" ID="702"> <SubSubCategory Name="Blister Cards" ID="7021"/> <SubSubCategory Name="Header Cards" ID="7022"/> </SubCategory> <SubCategory Name="Forms" ID="703"/> <SubCategory Name="Other" ID="704"/> <SubCategory Name="Procedures #x0026 Plans" ID="705"/> <SubCategory Name="Service" ID="706"/> <SubCategory Name="SOPs, SOMs and QIPs" ID="707"/> <SubCategory Name="Top Level Documents" ID="708"/> <SubCategory Name="Work Instructions #x0026 Flowcharts" ID="709"/> </Category> <Category Name="SOX Procedures" ID="8"/> <Category Name="Traffic" ID="9"> <SubCategory Name="AD - Activity Descriptions" ID="901"/> <SubCategory Name="Audit Reports" ID="902"> <SubSubCategory Name="Internal - Quality" ID="9011"/> <SubSubCategory Name ="External - Quality" ID="9012"/> </SubCategory> <SubCategory Name="Forms" ID="903"/> <SubCategory Name="Mitcham" ID="904"/> <SubCategory Name="OD - Operations Descriptions" ID="905"/> <SubCategory Name="PD - Process Descriptions" ID="906"/> <SubCategory Name="PL - Packing Lists" ID="907"/> <SubCategory Name="PTIPS" ID="908"/> <SubCategory Name="QM - Top Level Documents" ID="909"/> <SubCategory Name="WI - Work INstructions" ID="910"/> </Category> </Document_Hierarchy>
I've correctly specified the relative path to the file and tried to set the DataFields property to Name|ID but I only get the names like category and SubCategory, rather than the values form the XML file.
Any assistance would be greatly appreciated.
Thanks and best regards
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Rank: Administration Groups: Administration
Joined: 5/27/2007 Posts: 24,195
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Hi, You need to add the following code inside the TopGroup block:
Code: HTML/ASPX
<Bindings>
<eo:DataBinding Property="Text" DataField="@Name">
</eo:DataBinding>
</Bindings>
That will take the value of your "Name" attribute and assign to the TreeNode's Text property. Thanks!
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Rank: Member Groups: Member
Joined: 8/30/2011 Posts: 17
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Thanks for your prompt response.
Do I add this to the top of my XML file like this?
<?xml version="1.0" encoding="utf-8" ?> <Document_Hierarchy> <Bindings> <eo:DataBinding Property="Text" DataField="@Name"> </eo:DataBinding> </Bindings>
When I do this I get an error saying the "Namespace prefix 'eo' is not defined. Would I also do something similar to bind the Value field, for example, <eo:DataBinding Property="Value" DataField="@ID">
Thanks and best regards
Peter
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Rank: Administration Groups: Administration
Joined: 5/27/2007 Posts: 24,195
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Rank: Member Groups: Member
Joined: 8/30/2011 Posts: 17
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OK, thanks. I have two remaining minor issues, as follows:
1. How do I display an ampersand (&) as part of a text string, for example, "Internal Audit Schedules & Report Template" 2. To access the ID do I add <eo:DataBinding Property="Value" DataField="@ID">? I need this ID value to access the records in the database within the same category.
Thanks and best regards
Peter
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Rank: Member Groups: Member
Joined: 8/30/2011 Posts: 17
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Hi,
I've solved the ampersand problem (&) but need to get the ID value of the treeview node that was clicked. Do I use the ItemClick event for that, because nothing seems to be returned when I try the following code :
MsgBox(e.NavigationItem.Value) OR MsgBox(e.TreeNode.Value) OR MsgBox(e.TreeNode.Selected.ToString())
Thanks and best regards
Peter
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Rank: Member Groups: Member
Joined: 8/30/2011 Posts: 17
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Thanks for your help and ignore my last post. I've worked out how to get the node name and value and everything is now functioning as I need it to.
Thanks and best regards
Peter
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