ApplicationBase Class

Reference

Definition

Namespace:: Microsoft.VisualBasic.ApplicationServices

Assembly:: Microsoft.VisualBasic.dll

Assembly:: Microsoft.VisualBasic.Forms.dll

Source:: ApplicationBase.vb

Source:: ApplicationBase.vb

Source:: ApplicationBase.vb

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Provides properties, methods, and events related to the current application.

public ref class ApplicationBase

public class ApplicationBase

type ApplicationBase = class

Public Class ApplicationBase

Inheritance: Object
ApplicationBase

Derived: Microsoft.VisualBasic.ApplicationServices.ConsoleApplicationBase

Examples

This example uses the My.Application.GetEnvironmentVariable method to get and display the value of the PATH environment variable, if this value is available. Otherwise, it displays a message that indicates that the PATH environment variable does not exist.

Private Sub TestGetEnvironmentVariable()
    Try
        MsgBox("PATH = " & My.Application.GetEnvironmentVariable("PATH"))
    Catch ex As System.ArgumentException
        MsgBox("Environment variable 'PATH' does not exist.")
    End Try
End Sub

Remarks

The properties exposed by the My.Application object return data that is associated only with the current application or DLL. No system-level information can be altered with My.Application.

The My.Application object consists of the following classes:

ApplicationBase provides members that are available in all projects.
WindowsFormsApplicationBase provides members that are available in Windows Forms applications.
ConsoleApplicationBase provides members that are available in console applications.

Constructors

ApplicationBase()

Initializes a new instance of the ApplicationBase class.

Properties

Culture	Gets the culture that the current thread uses for string manipulation and string formatting.
Info	Gets an object that provides properties for getting information about the application's assembly, such as the version number, description, and so on.
Log	Gets an object that provides properties and methods for writing event and exception information to the application's log listeners.
UICulture	Gets the culture that the current thread uses for retrieving culture-specific resources.

Methods

ChangeCulture(String)	Changes the culture used by the current thread for string manipulation and for string formatting.
ChangeUICulture(String)	Changes the culture that the current thread uses for retrieving culture-specific resources.
Equals(Object)	Determines whether the specified object is equal to the current object. (Inherited from Object)
GetEnvironmentVariable(String)	Returns the value of the specified environment variable.
GetHashCode()	Serves as the default hash function. (Inherited from Object)
GetType()	Gets the Type of the current instance. (Inherited from Object)
MemberwiseClone()	Creates a shallow copy of the current Object. (Inherited from Object)
ToString()	Returns a string that represents the current object. (Inherited from Object)

Applies to

Jaa