eXpressApp Framework - Tips & Tricks (August 2019)

Interesting Support Tickets

eXpressApp Framework

• Run an XAF WinForms application under .NET Core 3.0 using Microsoft.NET.Sdk.WindowsDesktop SDK (T724892)
  
• Display a confirmation window when switching between tabs and when the current object contains changes (T807662)
• Display a custom Action on a Logon form (T804750)
• Customize default settings for the Report Wizard in Reports V2 Module (T806051)
• Add an Action to the Rich Text Editor context menu in an ASP.NET application (T800698)
• Check if a user has permission within a business class (T803438)
• Avoid an exception when opening the Model Editor in Visual Studio when your project references a .Net Standard 2.0 library (T802380)
• Important notes about sharing .NET Standard 2.0 and .NET Core 3.0 Desktop libraries that rely upon DevExpress APIs (T808990)
• Recommendations for using associations between master and child objects (T807002)

eXpress Persistent Objects

Documentation Updates

• The next set of examples designed to describe XAF’s most popular APIs is ready: ActionBase.QuickAccess | SingleChoiceAction.ItemType | FilterController.FullTextFilterAction | NewObjectViewController.NewObjectAction | XPObjectSpace.CreateNestedObjectSpace | Frame.GetController<ControllerType> | IObjectSpace.Committing | IObjectSpace.GetObject | ShowViewStrategyBase.ShowViewInPopupWindow | IFileData.LoadFromStream | IFileData.SaveToStream | LookupEditorModeAttribute
• The Asynchronous Method Support in IObjectSpace feature we announced in our previous blogpost is fully documented for XPObjectSpace: CommitChangesAsync | EvaluateAsync | GetObjectAsync | GetObjectByKeyAsync | FindObjectAsync | PreFetchAsync
• We clarified the difference between use of DevExpress.ExpressApp.DC.AggregatedAttribute and DevExpress.Xpo.AggregatedAttribute.
• Best practices: defining your Business Objects in applications with eXpress Persistent Objects and Entity Framework: Define the Data Model and Set Initial Data.
  

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