Introduction

TreeView-Grid Hybrid Control for ASP.NET AJAX

TreeView-Grid Hybrid Control for ASP.NET AJAX

The DevExpress ASP.NET Tree List (ASPxTreeList) allows you to display business data as a hierarchical Tree, a Grid, or a combination of both - in either bound or unbound mode (with full data editing support).

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Virtual Mode

The DevExpress ASP.NET Tree List (ASPxTreeList) control combines the power of the grid view with the hierarchical structure of the tree view. Like the grid view, the ASPxTreeList supports binding to data, editing data, sorting, and more. This demo showcases the Virtual Mode feature of ASPxTreeList, in which child nodes are generated on demand when a parent node is expanded.

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Search Panel

The DevExpress ASP.NET Tree List (ASPxTreeList) allows end-users to filter data and highlight search results by typing filter criteria in the panel’s editor.

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Data Editing

The DevExpress ASP.NET Tree List (ASPxTreeList) allows your end-users to edit data without the developer having to create edit forms at design time. This demo illustrates the various edit modes available, including inline editing, editing via an edit form, and editing via a popup edit form.

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Multiple Node Selection

The Multiple Node Selection feature displays check boxes that allow end-users to select multiple nodes in the DevExpress ASP.NET Tree List (ASPxTreeList). This demo illustrates how you can allow a user to select all nodes, child nodes only, parent nodes only, or nodes above a particular level in the hierarchy.

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Manual Summary Calculation

Easily create custom summaries in the DevExpress ASP.NET Tree List (ASPxTreeList). The CustomSummaryCaluculate event enables you to manually calculate summary values using a custom algorithm. This demo illustrates how to calculate the sum of the values of selected nodes in a tree.

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Conditional Formatting

The DevExpress ASP.NET Tree List (ASPxTreeList) control allows you to highlight specific elements if certain conditions are met. In this demo, ASPxTreeList changes the appearance of individual data cells based on their content.

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Toolbar

The DevExpress ASP.NET Tree List (ASPxTreeList) enables you to group the most important or frequently used grid commands, and expose them through customizable toolbars for efficient end-user access.

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All demos ship with full source code and are included in the DevExpress ASP.NET distribution. Refer to the Demos and Sample Applications topic to learn more.

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