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vb.net发送回车键 vbs回车键

IT技术回车键

vb.net 回车怎么编程如果是简单的换行用vbcrlf 或 environment.newline
要获得键盘的回车键用api 的
Declare Function GetAsyncKeyState Lib "user32" Alias "GetAsyncKeyState" (ByVal vKey As Long) As Integer
vb 如何向后台发送组合键ctrl enter首先 ， 你必须获取到目标窗口的Hwnd ， 然后分二步:
'第一步，建立一个模块Module1.bas,复制下面代码到模块中 ， 并保存
'===Module1.bas代码====
Option
Explicit
Private
Declare
Function
SetForegroundWindow
Lib
"user32"
(ByVal
hwnd
As
Long)
As
Long
Private
Declare
Function
SendMessage
Lib
"user32"
Alias
"SendMessageA"
(ByVal
hwnd
As
Long,
ByVal
wMsg
As
Long,
ByVal
wParam
As
Long,
lParam
As
Any)
As
Long
Private
Declare
Sub
Sleep
Lib
"kernel32"
(ByVal
dwMilliseconds
As
Long)
Private
Declare
Sub
keybd_event
Lib
"user32"
(ByVal
bVk
As
Byte,
ByVal
bScan
As
Byte,
ByVal
dwFlags
As
Long,
ByVal
dwExtraInfo
As
Long)
Private
Const
WM_SETFOCUS
=
H7
Private
Const
KEYEVENTF_EXTENDEDKEY
=
H1
Private
Const
KEYEVENTF_KEYUP
=
H2
Public
Sub
KeyDown(ByVal
vKey
As
Long)
'用keybd_event模拟按下键盘
keybd_event
vKey,
0,
KEYEVENTF_EXTENDEDKEY,
End
Sub
Public
Sub
KeyUp(ByVal
vKey
As
KeyCodeConstants)
'用keybd_event模拟松开键盘
keybd_event
vKey,
0,
KEYEVENTF_EXTENDEDKEY
Or
KEYEVENTF_KEYUP,
End
Sub
Public
Function
SendKeyToWnd(MainWnd
As
Long,
vbkey,
Shift)
As
Boolean
SetForegroundWindow
MainWnd'把目标窗口置前
SendMessage
MainWnd,
WM_SETFOCUS,
0,
0
'选中按钮
If
Shift
Then
KeyDown
Shift
'复合键
KeyDown
vbkey
'普通键
Sleep
100
KeyUp
vbkey
If
Shift
Then
KeyUp
Shift
End
Function
'第二步，函数调用：在你的工程内添加文件，选择刚才保存的文件Module1.bas，然后在调用处输入以下代码即可 。
SendKeyToWnd
hwnd,
vbKeyZ,
vbKeyMenu
‘向hwnd对应的窗口发送ALT Z命令
问一弱智问题，VB.NET中回车符怎么表示可以用chr函数或者vbCrLf这种表示
chr(10)：换行，相当于vbLf
chr(13)：回车，相当于vbCr
chr(13) chr(10):回车 换行，相当于vbCrLf
vb.net 怎么向网页指定按钮输入回车键你截图上就有地址栏可参考vb.net发送回车键，把搜索词放在里面，直接链接到搜索结果，连打开这个页面都省vb.net发送回车键了 。
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