Common
Common FAQGetting started with general platform questions.
RadGanttView
NotAllowedTargetDropSlotsThis example demonstrates how to create a custom GanttDragDropBehavior in order to achieve a behavior where drag and drop is not allowed in specific time frame slots of the TimeRuler of the control.
RadGridView
Lightweight GridViewComboBoxColumnThis example demonstrates how to configure lightweight GridViewComboBoxColumn with validation.
Sort Group by AggregateThis example demonstrates how to sort groups by defined aggregate functions.
Sort Group by Different PropertyThis example demonstrates how to sort groups by different property.
Styling Validation TooltipsThis article describes how the validation tooltip can be customized.
Customize UI programmaticallyThis example demonstates how to find elements with ParentOfType<> and ChildrenOfType<> methods.
Drag and Drop within RadGridViewThis example demonstrates how to implement drag and drop within RadGridView, giving the user feedback where the dragged item will be dropped.
ColumnsThis chapter give detailed information about columns in RadGridView.
Create Generic DateTimePicker ColumnThis article demonstrates how a reusable DateTimePicker Column can be defined.
GridViewComboBoxColumnThis article explains how to configure GridViewComboBoxColumn.
Data OperationsThis article suggests how to re-evaluate data operations like filtering, sorting or grouping.
ReadOnlyBindingThis example demonstrates how to control which rows or cells to be read only.
Merged CellsThis article explains the support for merged cells in RadGridView.
UI VirtualizationThis article explainss how row and column virtualization work. Updated with note on column virtualization.
Performance Tips and TricksUpdated with two more suggestions.
Export paged dataThis example demonstrates how to export paged data to Excel.
RadRichTextBox
Custom Font Properties DialogThe example demonstrates how to customize the FontPropertiesDialog in RadRichTextBox.
RadScheduleView
AgendaViewDefinitionThis example demonstrates how to implement an Agenda ViewDefinition for RadScheduleView using RadListBox.
Common
Common FAQGetting started with general platform questions.
RadGanttView
NotAllowedTargetDropSlotsThis example demonstrates how to create a custom GanttDragDropBehavior in order to achieve a behavior where drag and drop is not allowed in specific time frame slots of the TimeRuler of the control.
RadGridView
Lightweight GridViewComboBoxColumnThis example demonstrates how to configure lightweight GridViewComboBoxColumn with validation.
Sort Group by AggregateThis example demonstrates how to sort groups by defined aggregate functions.
Sort Group by Different PropertyThis example demonstrates how to sort groups by different property.
Styling Validation TooltipsThis article describes how the validation tooltip can be customized.
Customize UI programmaticallyThis example demonstates how to find elements with ParentOfType<> and ChildrenOfType<> methods.
Drag and Drop within RadGridViewThis example demonstrates how to implement drag and drop within RadGridView, giving the user feedback where the dragged item will be dropped.
ColumnsThis chapter give detailed information about columns in RadGridView.
Create Generic DateTimePicker ColumnThis article demonstrates how a reusable DateTimePicker Column can be defined.
GridViewComboBoxColumnThis article explains how to configure GridViewComboBoxColumn.
Data OperationsThis article suggests how to re-evaluate data operations like filtering, sorting or grouping.
ReadOnlyBindingThis example demonstrates how to control which rows or cells to be read only.
UI VirtualizationThis article explainss how row and column virtualization work. Updated with note on column virtualization.
Performance Tips and TricksUpdated with two more suggestions.
Export paged dataThis example demonstrates how to export paged data to Excel.
RadRichTextBox
Custom Font Properties DialogThe example demonstrates how to customize the FontPropertiesDialog in RadRichTextBox.
RadScheduleView
AgendaViewDefinitionThis example demonstrates how to implement an Agenda ViewDefinition for RadScheduleView using RadListBox.
New help articlesRadDiagrams
CommandsRadDiagram provides a powerful set of RoutedUICommands that help you work with your RadDiagram and its items easily and build better MVVM applications.
RadDropDownList
Populating with data at Design timeThis article demonstrates how to populate RadDropDownList with data at design time. The RadListDataItem Collection Editor allows you to do that.
Adding items programmaticallyRadDropDownList supports adding items at run time, which means that you can manually populate it with data. This article demonstrates how to add two different items to the RadDropDownList.Items collection.
Data BindingThis article demonstrates how the display of data in a RadDropDownList can be bound to a data source.
StructureThis article describes the inner structure and organization of the elements which build the RadDropDownList control.
Custom ItemsThis article demonstrates how to display detailed information for each employee from the Northwind.Employees table which is used as data source.
SortingRadDropDownList supports sorting of its pop-up items. You can control how the items in the RadDropDownList are sorted by specifying the SortStyle property.
Item SizingIt demonstrates how to customize the items' size in the pop-up.
RadGridView
Sorting group rowsThis article demonstrates how to customize the groups sort order.
RadListControl
Drag and Drop in Bound ModeThis article demonstrates how you can implement drag and drop operation between two bound RadListControl controls.
Updated help articles
RadGridView
Creating custom cellsIt demonstrates an example demonstrates a sample approach how to customize the GridGroupContentCellElement in order to add a drop-down with aggregate functions next to the group header and calculate the function considering the user selection.
RadDropDownList
Auto-completeIt demonstrates how to customize the auto-complete helpers.
RadListView
Custom ItemsA new section is included which demonstrates how to create custom items in IconsView.
New KB Article
RadGridView
RadGridView CRUD in Object Relational Hierarchy ModeCRUD implementation for the inner levels of a RadGridView when set to Object Relational Hierarchy mode.
Use Custom Comparer to Speed up the Sorting in RadGridViewThe article shows how you can speed up the grid sorting when large amount of data is used.
RadPdfViewer
NotSupportedException “Startxref keyword cannot be found” when loading pdf file in RadPdfViewer for WinFormsThis article demonstrates how to deal with a NotSupportedException (with message “Startxref keyword cannot be found”) which is thrown, when attempting to load a pdf file in RadPdfViewer.