ICommandExtension.QueryStatus Method

Implement this to define whether your command should be visible and enabled. Set command.Visible and command.Enabled. Do not change the state of the model.

Namespace:  Microsoft.VisualStudio.Modeling.ExtensionEnablement
Assembly:  Microsoft.VisualStudio.Modeling.Sdk.12.0 (in Microsoft.VisualStudio.Modeling.Sdk.12.0.dll)

Syntax

'Declaration
Sub QueryStatus ( _
    command As IMenuCommand _
)

void QueryStatus(
    IMenuCommand command
)

void QueryStatus(
    IMenuCommand^ command
)

abstract QueryStatus : 
        command:IMenuCommand -> unit

function QueryStatus(
    command : IMenuCommand
)

Parameters

• command
  Type: Microsoft.VisualStudio.Modeling.ExtensionEnablement.IMenuCommand

  Set command.Visible = true if the command should appear on the menu. Set command.Enabled = true if the user can invoke the command.Set command.Text to vary the menu label.

Remarks

Declare an imported property Context in order to access the diagram and model:

[Import]
public IDiagramContext Context { get; set; }
public void Execute (IMenuCommand command)
{
  command.Enabled = command.Visible =
      Context.CurrentDiagram
          .GetSelectedShapes<IClassifier>().Count() > 2;
}

For more information, see How to: Define a Menu Command on a Modeling Diagram.

.NET Framework Security

• Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.

See Also

Reference

ICommandExtension Interface

Microsoft.VisualStudio.Modeling.ExtensionEnablement Namespace