Instrución MsgBox

Mostra unha caixa de diálogo que contén unha mensaxe.

Sintaxe:


MsgBox Texto As String [,Tipo As Integer [,TítuloDiálogo As String]] (As Statement) ou MsgBox (Texto As String [,Tipo As Integer [,TítuloDiálogo As String]]) (As Function)

Parámetro:

Text: String expression displayed as a message in the dialog box. Line breaks can be inserted with Chr$(13).

DialogTitle: String expression displayed in the title bar of the dialog. If omitted, the title bar displays the name of the respective application.

Type: Any integer expression that specifies the dialog type, as well as the number and type of buttons to display, and the icon type. Type represents a combination of bit patterns, that is, a combination of elements can be defined by adding their respective values:

Named constant

Integer value

Definición

MB_OK

0

Display OK button only.

MB_OKCANCEL

1

Display OK and Cancel buttons.

MB_ABORTRETRYCANCEL

2

Display Abort, Retry, and Ignore buttons.

MB_YESNOCANCEL

3

Display Yes, No, and Cancel buttons.

MB_YESNO

4

Display Yes and No buttons.

MB_RETRYCANCEL

5

Display Retry and Cancel buttons.

MB_ICONSTOP

16

Add the Stop icon to the dialog.

MB_ICONQUESTION

32

Add the Question icon to the dialog.

MB_ICONEXCLAMATION

48

Add the Exclamation Point icon to the dialog.

MB_ICONINFORMATION

64

Add the Information icon to the dialog.

128

First button in the dialog as default button.

MB_DEFBUTTON2

256

Second button in the dialog as default button.

MB_DEFBUTTON3

512

Third button in the dialog as default button.


Códigos de erro

5 Chamada de procedemento incorrecta

Exemplo:


Sub ExampleMsgBox
 Const sText1 = «Produciuse un erro inesperado»
 Const sText2 = «No entanto, proseguirá a execución do programa»
 Const sText3 = «Erro»
 MsgBox(sText1 + Chr(13) + sText2,16,sText3)
 MsgBox(sText1 + Chr(13) + sText2, MB_ICONSTOP, sText3)
End Sub

Precisamos da súa axuda!