繁体   English   中英

使用Access VB.net更改表单控件的背景颜色

[英]Use Access VB.net to change background color of form control

我想更改标签的背景色,使其逐渐改变,但是由于某些原因,我无法使用RGB功能。 我的老师不是真正的帮助,因为他不是真的教,请帮助

Public Class Form1
Dim r, g, b As Integer

Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click
    Timer1.Enabled = True

End Sub

Private Sub Button2_Click(sender As Object, e As EventArgs) Handles Button2.Click
    Timer1.Enabled = False

End Sub

Private Sub Timer1_Tick(sender As Object, e As EventArgs) Handles Timer1.Tick
    r = 0
    g = 0
    b = 0

    For r = 1 To 225
        r += 1
        LblColor.BackColor = RGB(r, g, b)
    Next
    For g = 1 To 255
        g += 1
        LblColor.BackColor = RGB(r, g, b)
    Next
    For b = 1 To 255
        b += 1
        LblColor.BackColor = RGB(r, g, b)
    Next

End Sub

Private Function RGB(r As Integer, g As Integer, b As Integer) As Color

End Function

Private Sub LblColor_Click(sender As Object, e As EventArgs) Handles LblColor.Click

End Sub

末级

RGB()函数内置于VBA中。 尝试删除自己的版本-可能会妨碍您的工作。

Private Function RGB()...  '  |   
   ...                        |    <--- remove this bit
End Function                  |

恩,所以我发现对于VB.Net,我必须使用它: LblColor.BackColor = Color.FromArgb(r, g, b) ,现在它正在工作,感谢您的帮助

暂无
暂无

声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.

 
粤ICP备18138465号  © 2020-2024 STACKOOM.COM