vb.net取消按钮 vb取消按钮代码

vb.net中窗体中的缩小,放大,关闭可以去掉吗?

可以vb.net取消按钮，属性controlBox 为false可以去掉三个按钮，另外还有maximize,minimize 可以分别控制最大化和最小化按钮vb.net取消按钮的显示。

相关问答

Q1: 如何在VB中设置一个提示框,有"确定","取消"2个按钮

因为我的电脑上没有vb所以我用易语言代替，反正原理都是一样的。谢谢采纳！

Q2: VB.net如何判断用户是否按了inputbox对话框的取消按钮？

如果用户单击 Cancel（取消）vb.net取消按钮，则InputBox函数返回一个长度为零的字符串 ("")vb.net取消按钮，可以根zhidao据这个情况进行判断，如果BH=""，则用户按内vb.net取消按钮了“取消容”键，但如果用户把输入的内容清空，这时按“确定”和按“取消”一样，都返回一个长度为的字符串。

Q3: VB2008 如何取消窗体的关闭按钮

设置ControlBox为False是可以vb.net取消按钮的vb.net取消按钮，不过全部按钮都会消失（包括最小化vb.net取消按钮，最大化）

用API可以单独把关闭按钮干掉……

'VB.NET Code

Public Class Form1

Private Declare Function GetSystemMenu Lib "User32 " (ByVal hwnd As Integer, ByVal bRevert As Long) As Integer

Private Declare Function RemoveMenu Lib "User32 " (ByVal hMenu As Integer, ByVal nPosition As Integer, ByVal wFlags As Integer) As Integer

Private Declare Function DrawMenuBar Lib "User32 " (ByVal hwnd As Integer) As Integer

Private Declare Function GetMenuItemCount Lib "User32 " (ByVal hMenu As Integer) As Integer

Private Const MF_BYPOSITION = H400

Private Const MF_DISABLED = H2

Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load

Dim hMenu As Integer, nCount As Integer

hMenu = GetSystemMenu(Me.Handle.ToInt32, 0)

nCount = GetMenuItemCount(hMenu)

'Debug.Print(nCount)

Call RemoveMenu(hMenu, nCount - 1, MF_DISABLED Or MF_BYPOSITION)

DrawMenuBar(Me.Handle.ToInt32)

End Sub

End Class

'VB6 code =============================================================

Private Declare Function GetSystemMenu Lib "User32 " (ByVal hwnd As Long, ByVal bRevert As Long) As Integer

Private Declare Function RemoveMenu Lib "User32 " (ByVal hMenu As Long, ByVal nPosition As Long, ByVal wFlags As Long) As Long

Private Declare Function DrawMenuBar Lib "User32 " (ByVal hwnd As Long) As Long

Private Declare Function GetMenuItemCount Lib "User32 " (ByVal hMenu As Long) As Long

Private Const MF_BYPOSITION = H400

Private Const MF_DISABLED = H2

Private Sub Form1_Load()

Dim hMenu As Long, nCount As Long

hMenu = GetSystemMenu(Me.hWnd, 0)

nCount = GetMenuItemCount(hMenu)

'Debug.Print nCount

Call RemoveMenu(hMenu, nCount - 1, MF_DISABLED Or MF_BYPOSITION)

DrawMenuBar Me.hWnd

End Sub

Q4: VB.NET如何使最大化关闭按钮消失

this.ControlBox = false//最小化、最大化、关闭按钮全部消失

this.MinimizeBox = false//最小化按钮消失

this.MaximizeBox = false//最大化按钮消失

如果你只想隐藏关闭按钮的话可以参考

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