Grid for Xamarin - Feature Demos
This application demonstrates the functionality provided by the DevExpress Grid component. Run the application and explore grid features by switching between them using the navigation pane at the left....
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How to drop an appointment from an external control onto an ASPxScheduler
This example illustrates how to drag and drop an item from an external control (ASPxGridView in this example) to the ASPxScheduler area in order to create an appointment. Note that this example is an...
View ArticleHow to: Prevent Individual Cells From Being Edited
This example shows how to prevent end-users from editing values of individual cells. In this example, end-users are not allowed to change the Value column, if the Prevent Edit checkbox is enabled.
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How to use a Background Geolocation in XAF Mobile
This example demonstrates how to take advantage of a mobile device positioning system in your XAF mobile application using the Cordova Background Geolocation plugin and Cordova Device plugin ....
View ArticleHow to export HtmlEditor content via built-in toolbar button and via custom...
This example is standalone implementation of the online HTML Editor - Import/Export demo. It illustrates how to export the HtmlEditor's content to several rich text formats via a built-in toolbar item...
View ArticleHow to customize a dashboard before displaying it in a browser
This example demonstrates how to define a custom Dashboard Storage and override the LoadDashboard method that is used to load dashboards. From this method, you can update the loaded dashboard and...
View ArticleASPxGridView - How to create HyperLink сolumn whose URL depends on several...
This example demonstrates how to create GridViewDataHyperLinkColumn whose URL depends on several column values. Instead of creating a custom DataItemTemplate (How to use a hyperlink whose argument...
View Article(Obsolete) A numeric editor with the input validation
In a simple situation, this task can be accomplished by assigning the numeric mask to the TextEdit editor. However, when editor is bound to the data source that allows Null values, editor might have no...
View Article(Obsolete) How to highlight a text fragment in an editor
This example demonstrates how to use the internal mechanism intended to support the Incremental Search functionality, to highlight a portion of text in the editor, when the TextEditStyle property is...
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T575086: How to use the ASPxSpreadsheet control in an XAF ASP.NET WebForms...
ScenarioI want to display my business object that has a byte array property as an Excel document allowing users to modify the content and save it to the database. ASPxSpreadsheet is an appropriate...
View ArticleHow to create editor that updates its value on mouse move
This example demonstrates how to implement the feature, when the value of the SpinEdit is automatically decreased or increased based on the cursor position, when the user moves the mouse holding down...
View Article(Obsolete) How to implement a pop-up edit form for GridView
This example is obsolete. In latest versions, we suggest using built-in feature: Edit FormThis example demonstrates how to edit the row in the GridView using the pop-up form. The editors for this form...
View ArticleHow to highlight rows or columns by clicking on the field value
This example demonstrates how to implement a feature similar to the one implemented in the PivotGridControl. When the user clicks within the field value, corresponding rows or columns are...
View ArticleHow to implement a calculated property aggregating collection items
This example demonstrates how to calculate a sum of associated objects and display it as a property of a parent object. In this example, the XtraGrid is used to display master-detail XPO objects. When...
View ArticleHow to copy items into the SchedulerStorage datasource via drag and drop
The SchedulerControl manually handles the drag and drop operation and inserts a new object into the collection in addition to the object that will be inserted later.This example demonstrates how to...
View ArticleHow to display the password characters instead of text within the...
To accomplish this task, create a RepositoryItemTextEdit, and set its PasswordChar property to any value. Then, within the OnCustomRecordCellEdit event handler assign a created RepositoryItemTextEdit...
View Article(Obsolete) How to update merged RibbonPageCategory, RibbonPage and...
When the RibbonControl is merged to another RibbonControl, the RibbonPages, the RibbonPageCategories and the RibbonPageGroups aren't added to this RibbonControl. This RibbonControl shows their copies...
View ArticleHow to synchronize the selection in the GridControl and the PivotGridControl
This example demonstrates how to select data in the PivotGridCotnrol based on the selected cell in the GridControl.
View ArticleHow to get rid of the space reserved for an image in a TreeListNode
When the TreeList.SelectImageList or TreeList.StateImageList properties are assigned, each TreeListNode has an indent to draw these images, even if the TreeListNode.SelectImageIndex or...
View ArticleHow to change the data source of the DataLayoutControl at runtime
Usually, to display different data based on the user choice, the predefined UserControls are used to display data in the most convenient manner for the end user. This sample, demonstrates how a single...
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