在组合框中选择项目时如何显示隐藏的文本框 [英] How to show hidden text boxes when items are selected in a combo box

问题描述

我有一个带有5个不同选项的组合框，一个玩家"，两个玩家"，三个玩家"等.我的要求是，当用户从组合框中选择某些内容时，其等效文本框应可见，即，如果一个播放器"，将出现一个文本框，以便用户输入值.两个和三个相同.请提出建议.

I have a combo box with 5 different options, "one player", "two players", "three players" etc. My requirement is when user select something from combo box their equivalent text boxes should become visible i.e. if "one player" get selected, one text box should appear so user can enter the value. Same for two and three. Please suggest.

推荐答案

Private Sub ComboBox1_SelectedIndexChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ComboBox1.SelectedIndexChanged
    If ComboBox1.Text.Trim.Contains("Player 1") = True Then
        TextBox1.Visible = True
        TextBox2.Visible = False
        TextBox3.Visible = False
    ElseIf ComboBox1.Text.Trim.Contains("Player 2") = True Then
        TextBox1.Visible = True
        TextBox2.Visible = True
        TextBox3.Visible = False
    ElseIf ComboBox1.Text.Trim.Contains("Player 3") = True Then
        TextBox1.Visible = True
        TextBox2.Visible = True
        TextBox3.Visible = True
    End If
End Sub

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