View.SaveModel() Method

Writes information on a View to the Application Model.

Namespace: DevExpress.ExpressApp

Assembly: DevExpress.ExpressApp.v24.2.dll

NuGet Package: DevExpress.ExpressApp

Declaration

C#

public void SaveModel()

VB.NET

Public Sub SaveModel

Remarks

Use this method to save the current settings of a View’s editor(s) to the Application Model node specified by the View’s View.Model property. These settings include those that correspond to properties of the Views | DetailView | Items and Views | DetailView | Layout or, Views | ListView, and Views | ListView | Columns nodes.

By default, this method is automatically called to save the current properties of a View’s editor(s) before assigning a new value to the View.Model property.

Handle the View.ModelSaving event to cancel saving information on a View’s editors to the Application Model.

Handle the View.CustomModelSaving event to perform a custom technique for saving the information.

Handle the View.ModelSaved event to save custom information on a View to the Application Model before it is updated.

Example

The code below saves the current application state:

File:
MySolution.Win\Controllers\MyController.cs

C#

using DevExpress.ExpressApp.Win;
// ...
public class MyController : ViewController { //or WindowController
    // ...
    private void action_Execute(object sender, SimpleActionExecuteEventArgs e) {
        // Save Model settings in all opened windows in a WinForms application.
        foreach(Frame frame in ((WinShowViewStrategyBase)Application.ShowViewStrategy).Windows) {
            frame.View.SaveModel();
            // OR
            // frame.SaveModel();
        }

        // OR
        // Save Model settings only in the main application window.
        // Application.MainWindow.SaveModel();

        // Save the latest Model settings to a Model difference storage.
        Application.SaveModelChanges();
    }

// ...
}