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- Public Class Form1
- Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
- Timer1.Start() 'aqui vai iniciar a progressbar (carregamento)
- If ProgressBar1.Value = 100 Then 'depois que carregar até o final, se a pessoa tentar clicar novamente no button e a progressbar estiver toda carregada então
- MsgBox("Já ativado !", MsgBoxStyle.Exclamation) 'vai aparecer essa mensagem
- End If
- End Sub
- Private Sub Timer1_Tick(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Timer1.Tick
- ProgressBar1.Increment(2) 'usar progressbar pra decidir o tempo do carregamento
- If ProgressBar1.Value = 100 Then 'se a progressbar chegar no final então
- Timer1.Stop() ' vai parar de carregar
- End If
- End Sub
- End Class
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