vb模拟按下空格键
来源:百度知道 编辑:UC知道 时间:2024/06/05 10:39:59
我现在想知道,怎么让vb(最好用VB.net)模拟按下空格键。。。
用API函数,但是vb.net与vb6的API声明不一样的。代码如下:
Public Declare Sub keybd_event Lib "user32" Alias "keybd_event" (ByVal bVk As Byte, ByVal bScan As Byte, ByVal dwFlags As Integer, ByVal dwExtraInfo As Integer)
Const KEYEVENTF_KEYUP = &H2
Const VK_SPACE = &H20
Private Sub TextBox1_MouseClick(ByVal sender As Object, ByVal e As System.Windows.Forms.MouseEventArgs) Handles TextBox1.MouseClick
keybd_event(VK_SPACE, 0, 0, 0)
keybd_event(VK_SPACE, 0, KEYEVENTF_KEYUP, 0)
End Sub
如有问题,消息问我。我通常不看回答后的旧贴。
有两个方法
1、写一句SendKeys(" ")
2、用API,不过很麻烦:
Private Declare Sub keybd_event Lib "user32" Alias "keybd_event" (ByVal bVk As Byte, ByVal bScan As Byte, ByVal dwFlags As Integer, ByVal dwExtraInfo As Integer)
Const KEYEVENTF_KEYUP = &H2
Const VK_SPACE = &H20
'在需要的地方加入:
keybd_event VK_SPACE, 0, 0, 0