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Questions tagged [xaf]

The DevExpress eXpressApp Framework (XAF) is a modern and flexible .NET application framework that allows you to create powerful line-of-business applications that simultaneously target Windows and the Web.

XAF's scaffolding of the database and UI allows you to concentrate on business rules without the many distractions and tedious tasks normally associated with Windows and Web development. XAF's modular design facilitates a plug and play approach to common business requirements such as security and reporting. Learn more on features and benefits at http://www.devexpress.com/xaf

264 questions
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Code migration unexpectedly tries to rename table

I want to implement a change log as advised in Dev Express XAF T474899 I am using the security system generated by the XAF new solution wizard I have defined some business objects to store the change log information. One of these objects stores a…
Kirsten
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specify a property editor inside the business object

I am using Dev Express XAF with Entity framework. I want to be able to specify that my Description field uses property editor DevExpress.ExpressApp.HtmlPropertyEditor.Win.HtmlPropertyEditor I can do this by setting the property editor inside…
Kirsten
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If an interface returns a navigation property should it be implemented as virtual?

I have an interface public interface ITask { IPart Part { get; set; } } When I implement this interface the compiler will be happy with public virtual IPart Part { get; set; } or public IPart Part { get; set; } However EF needs the property…
Kirsten
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Criteria in Security section in List View

We are working on security section in XAF and we are trying to implement the security module on some objects and also we are using of "Entity Framework" instead of "XPO". We have a problem with criteria in Object Permission. The problem is whenever…
Hamideh Mehdizadeh
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How to implement a true Master-Detail in XAF using Entity Framework?

I have a master-detail scenario in XAF using Entity Framework. I've annotated the Master.Details property with [Aggregated]. I expect two functionality: Detail objects removes if the master is deleted. If some details are added to master, they…
mehrandvd
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Simpler alternative for accessing master object from nested listview on XAF

I want to know if there is simple and clear method other than this for accessing master object from a nested listview controller. ((PropertyCollectionSource)((ListView)View).CollectionSource).MasterObject Do I have to write this in everywhere where…
Onur
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Devexpress XAF class property datasource filtering

i declared a class something like this [DefaultClassOptions] public class Test:XPObject { Type _classType; [NonPersistent] public Type ClassType { get { return _classType; } set { SetPropertyValue("ClassType", ref…
Onur
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how to change settings without app.config devexpress?

I need app.config automatically database informations setting according to a user control .. Normally, we are setting up database informations in app.config. But when standart users run this program, it must login database setting on a interface .…
msah
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How are treated nonpersistent data in DevExpress XAF?

I need to create some queries and these queries will be used to create graphs in a dashboard. The queries are a lot of calculations and are nonpersistent classes. First I created the class and only about this I have HPerformance_ListView and…
Marco Castro
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Xaf Radio button / Message box / Dialog Box

Is there any way to show a radio button in the UI using Xpress App Framework? I have been using enums for providing options to select either of two values and then using datasource criteria/properties on them. Also I would like to know if we can…
Aritra B
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DevExpress eXpressApp Framework (XAF) and Continuous Integration

I have a XAF application and a nant script that runs fine on the development machines. The script uses MsBuild and the .csproj File to compile the project. When the CruiseControl.net server tries to compile the project it states that it cannot find…
amhed
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Suitable diagramming type and tool for a model based on DevExpress Domain Components

I'm busy prototyping a training management app using the DevExpress eXpressApp framework & Domain Components. This paradigm uses interfaces to specify domain entities, with default implementation logic generated at runtime, so that I can effectively…
ProfK
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Dialogue msg after clicking on save button xaf

I have the following case: in some form, when the user clicks on save button -or save and new, save and close, or ok when it is a popup detail view-, the system should check a property's value, if it matches some conditions, we want to show a dialog…
Batool Zain
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How to diagnose a unmanaged memory leak in a .NET application

Here is a image of a profile session of a .NET Framework 4.6.2 WinForms Application that is build on DevExpress XAF and uses XPO as ORM. I'm faced with a memory leak that seems to be residing in unmanaged memory. In this image you can see that the…
Jacob de Boer
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StateMachine flow in a master-detail model

I need to ask a complicated scenario, so I'll try to explain by example. Consider the following model : public enum States { Created, Approved, Started, Completed } public class Request { States State {get; set;} IEnumerable…
xarux
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