通过

Solution3.IsOpen Property

  • 项目

Gets whether a solution is open.

Namespace:  EnvDTE90
Assembly:  EnvDTE90 (in EnvDTE90.dll)

Syntax

'Declaration
ReadOnly Property IsOpen As Boolean

bool IsOpen { get; }

property bool IsOpen {
    bool get ();
}

abstract IsOpen : bool with get

function get IsOpen () : boolean

Property Value

Type: System.Boolean
true if a solution is open; otherwise, false.

Remarks

An open solution does not necessarily have a solution (.sln) file, because it might not have been saved yet.

Examples

For information on how to run this add-in code, see How to: Compile and Run the Automation Object Model Code Examples.

Public Sub OnConnection(ByVal application As Object, _
 ByVal connectMode As ext_ConnectMode, ByVal addInInst As Object, _
 ByRef custom As Array) Implements IDTExtensibility2.OnConnection
    _applicationObject = CType(application, DTE2)
    _addInInstance = CType(addInInst, AddIn)
    IsOpenExample(_applicationObject)
End Sub

Sub IsOpenExample(ByVal dte As DTE2)
    ' This add-in displays the IsOpen status of the solution.
    ' Open a solution in 
    ' Visual Studio before running this example.
    Try
        Dim soln As Solution3 = CType _
        (_applicationObject.Solution, Solution3)
        Dim solnName As String = _
        System.IO.Path.GetFileNameWithoutExtension(soln.FullName)
        MsgBox("Solution " & solnName & _
        " has the following IsOpen state:" & _
        vbCrLf & vbCrLf & soln.IsOpen.ToString())
    Catch ex As System.Exception
        MsgBox(ex.ToString)
    End Try
End Sub

using System.Windows.Forms;
public void OnConnection(object application,
 Extensibility.ext_ConnectMode connectMode, object addInInst,
 ref System.Array custom)
{
    _applicationObject = (DTE2)application;
    _addInInstance = (AddIn)addInInst;
    // Pass the applicationObject member variable to the code example.
    IsOpenExample((DTE2)_applicationObject);
}
public void IsOpenExample(DTE2 dte)
{
    // This add-in determines if a solution is open. 
    // Open a solution in 
    // Visual Studio before running this example.
    try
    {
        Solution3 soln = (Solution3)_applicationObject.Solution;
        string solnName =
          System.IO.Path.GetFileNameWithoutExtension(soln.FullName);
        MessageBox.Show("Solution " + solnName + " IsOpen status is: "
          + soln.IsOpen.ToString());
    }
    catch(SystemException ex)
    {
        MessageBox.Show("ERROR: " + ex);
    }
}

.NET Framework Security

See Also

Reference

Solution3 Interface

EnvDTE90 Namespace

Other Resources

How to: Compile and Run the Automation Object Model Code Examples