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-
Data Grid
- Overview
-
Data Binding
-
Paging and Scrolling
-
Editing
-
Grouping
-
Filtering and Sorting
- Focused Row
-
Row Drag & Drop
-
Selection
-
Columns
- State Persistence
-
Appearance
-
Templates
-
Data Summaries
-
Master-Detail
-
Export to PDF
-
Export to Excel
-
Adaptability
- Keyboard Navigation
-
Pivot Grid
- Overview
-
Data Binding
-
Field Chooser
-
Features
-
Export to Excel
-
Tree List
- Overview
-
Data Binding
- Sorting
- Paging
-
Editing
- Node Drag & Drop
- Focused Row
-
Selection
-
Filtering
-
Column Customization
- State Persistence
- Adaptability
- Keyboard Navigation
-
Scheduler
- Overview
-
Data Binding
-
Views
-
Features
- Virtual Scrolling
-
Grouping
-
Customization
- Adaptability
-
Html Editor
-
Chat
-
Diagram
- Overview
-
Data Binding
-
Featured Shapes
-
Custom Shapes
-
Document Capabilities
-
User Interaction
- UI Customization
- Adaptability
-
Charts
- Overview
-
Data Binding
-
Area Charts
-
Bar Charts
- Bullet Charts
-
Doughnut Charts
-
Financial Charts
-
Line Charts
-
Pie Charts
-
Point Charts
-
Polar and Radar Charts
-
Range Charts
-
Sparkline Charts
-
Tree Map
-
Funnel and Pyramid Charts
- Sankey Chart
-
Combinations
-
More Features
-
Export
-
Selection
-
Tooltips
-
Zooming
-
-
Gantt
- Overview
-
Data
-
UI Customization
- Strip Lines
- Export to PDF
- Sorting
-
Filtering
-
Gauges
- Overview
-
Data Binding
-
Bar Gauge
-
Circular Gauge
-
Linear Gauge
-
Navigation
- Overview
- Accordion
-
Menu
- Multi View
-
Drawer
-
Tab Panel
-
Tabs
-
Toolbar
- Pagination
-
Tree View
- Right-to-Left Support
-
Layout
-
Tile View
- Splitter
-
Gallery
- Scroll View
- Resizable
-
-
Editors
- Overview
- Autocomplete
-
Calendar
- Check Box
- Color Box
- Date Box
-
Date Range Box
-
Drop Down Box
-
Number Box
-
Select Box
- Switch
-
Tag Box
- Text Area
- Text Box
- Validation
- Custom Text Editor Buttons
- Right-to-Left Support
- Editor Appearance Variants
-
Forms and Multi-Purpose
- Overview
- Button Group
- Field Set
-
Filter Builder
-
Form
- Radio Group
-
Range Selector
- Numeric Scale (Lightweight)
- Numeric Scale
- Date-Time Scale (Lightweight)
- Date-Time Scale
- Logarithmic Scale
- Discrete scale
- Custom Formatting
- Use Range Selection for Calculation
- Use Range Selection for Filtering
- Image on Background
- Chart on Background
- Customized Chart on Background
- Chart on Background with Series Template
- Range Slider
- Slider
-
Sortable
-
File Management
-
File Manager
- Overview
-
File System Types
-
Customization
-
File Uploader
-
-
Actions and Lists
-
Maps
- Overview
-
Map
-
Vector Map
-
Dialogs and Notifications
-
Localization
Related Demos:
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Tree List - Customize Keyboard Navigation
The following properties customize keyboard navigation:
-
enterKeyAction
Specifies the TreeList's actions when a user presses Enter key:- "moveFocus" - moves focus in the enterKeyDirection
- "startEdit" (default) - switches the cell to the editing state
-
enterKeyDirection
Specifies the direction in which to move focus when a user presses Enter:- "row"
- "column"
- "none" (default)
-
editOnKeyPress
Specifies whether to start entering a new cell value on a key press.
In this demo, you can use the controls under the TreeList to change any of these properties.
Was this demo helpful?
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Backend API
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<div id="tree-list-demo">
@(Html.DevExtreme().TreeList<DevExtreme.MVC.Demos.Models.TreeList.Employee>()
.ID("treeListContainer")
.DataSource(d => d.WebApi()
.Controller("TreeListEmployees")
.UpdateAction(true)
.DeleteAction(true)
.Key("ID")
)
.KeyExpr("ID")
.ParentIdExpr("HeadID")
.ColumnAutoWidth(true)
.ExpandedRowKeys(new[] { 1, 2, 4, 5 })
.OnFocusedCellChanging(@<text>
function(e) {
e.isHighlighted = true;
}
</text>)
.KeyboardNavigation(navigation => {
navigation.EnterKeyAction(GridEnterKeyAction.MoveFocus);
navigation.EnterKeyDirection(GridEnterKeyDirection.Column);
navigation.EditOnKeyPress(true);
})
.Editing(editing => {
editing.Mode(GridEditMode.Batch);
editing.AllowUpdating(true);
editing.StartEditAction(GridStartEditAction.DblClick);
})
.Columns(column => {
column.AddFor(m => m.FullName);
column.AddFor(m => m.Prefix);
column.AddFor(m => m.Title);
column.AddFor(m => m.City);
column.AddFor(m => m.HireDate);
})
)
<div class="options">
<div class="caption">Options</div>
<div class="option-container">
<div class="option check-box">
<div id="editOnKeyPress"></div>
@(Html.DevExtreme().CheckBox()
.ID("editOnKeyPress")
.Text("Edit On Key Press")
.Value(true)
.OnValueChanged(@<text>
function(data) {
var dataGrid = $("#treeListContainer").dxTreeList("instance");
dataGrid.option("keyboardNavigation.editOnKeyPress", data.value);
}
</text>)
)
</div>
<div class="option">
<span class="option-caption">Enter Key Action</span>
@{
var enterKeyActionDataSource = new[]{ "startEdit", "moveFocus" };
}
@(Html.DevExtreme().SelectBox()
.ID("enterKeyAction")
.DataSource(enterKeyActionDataSource)
.InputAttr("aria-label", "Key Action")
.Value(enterKeyActionDataSource[1])
.OnValueChanged(@<text>
function(data) {
var dataGrid = $("#treeListContainer").dxTreeList("instance");
dataGrid.option("keyboardNavigation.enterKeyAction", data.value);
}
</text>)
)
<div class="select" id="enterKeyAction"></div>
</div>
<div class="option">
<span class="option-caption">Enter Key Direction</span>
@{
var enterKeyDirectionDataSource = new[] { "none", "column", "row" };
}
@(Html.DevExtreme().SelectBox()
.ID("enterKeyDirection")
.DataSource(enterKeyDirectionDataSource)
.InputAttr("aria-label", "Key Direction")
.Value(enterKeyDirectionDataSource[1])
.OnValueChanged(@<text>
function(data) {
var dataGrid = $("#treeListContainer").dxTreeList("instance");
dataGrid.option("keyboardNavigation.enterKeyDirection", data.value);
}
</text>)
)
<div class="select" id="enterKeyDirection"></div>
</div>
</div>
</div>
</div>
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