如何从form2调用form1的事件 [英] how to call a event of form1 from form2

问题描述

我有2个表格. Form1有1个listview(columnname，columnvalue); form2有一个按钮(更新)和一个文本框(txtvalue).

要求是当单击列表视图的任何行时，程序将发送与form2对应的值，并且当单击按钮更新为txtvalue的值时，该值将更新为列表视图，并且行(item)具有culomnvalue等于txtvalue将具有黄色背景.

请帮帮我吗?
谢谢！

I have 2 form. Form1 has 1 listview(columnname,columnvalue ); form2 have a button(update) and a textbox(txtvalue).

Requirement is when click on any line of listview, program will send value corresponding to form2 and when click button update is value of txtvalue will update into listview and line(item) has culomnvalue equal txtvalue will had background is yellow.

help me please?
thanks!

推荐答案

在单击列表视图时，在下面的代码中写上

On click of listview write below code,

From2.fnShow(txtValue)

在Form2中编写以下函数，

In Form2 write below function,

Public Function fnShow(Byval strValue as String)
txtValue.Text = strValue 
End Function

然后单击更新按钮

Then click the update button

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