怎么让窗体透明,而窗体上的控件不透明????(100分)
窗体透明的功能我已经实现,代码如下:Private Declare Function GetWindowLong Lib "user32" Alias "GetWindowLongA" (ByVal hwnd As Long, ByVal nIndex As Long) As Long
Private Declare Function SetWindowLong Lib "user32" Alias "SetWindowLongA" (ByVal hwnd As Long, ByVal nIndex As Long, ByVal dwNewLong As Long) As Long
Private Declare Function SetLayeredWindowAttributes Lib "user32" (ByVal hwnd As Long, ByVal crKey As Long, ByVal bAlpha As Byte, ByVal dwFlags As Long) As Long
Private Const WS_EX_LAYERED = &H80000
Private Const GWL_EXSTYLE = (-20)
Private Const LWA_ALPHA = &H2
Private Const LWA_COLORKEY = &H1Private Sub Form_Load() Dim rtn As Long
rtn = GetWindowLong(hwnd, GWL_EXSTYLE)
rtn = rtn Or WS_EX_LAYERED
SetWindowLong hwnd, GWL_EXSTYLE, rtn
SetLayeredWindowAttributes hwnd, 0, 200, LWA_ALPHA
End Sub请问:怎么让窗体透明,而窗体上的控件不透明???
窗体透明的功能我已经实现,代码如下:Private Declare Function GetWindowLong Lib "user32" Alias "GetWindowLongA" (ByVal hwnd As Long, ByVal nIndex As Long) As Long
Private Declare Function SetWindowLong Lib "user32" Alias "SetWindowLongA" (ByVal hwnd As Long, ByVal nIndex As Long, ByVal dwNewLong As Long) As Long
Private Declare Function SetLayeredWindowAttributes Lib "user32" (ByVal hwnd As Long, ByVal crKey As Long, ByVal bAlpha As Byte, ByVal dwFlags As Long) As Long
Private Const WS_EX_LAYERED = &H80000
Private Const GWL_EXSTYLE = (-20)
Private Const LWA_ALPHA = &H2
Private Const LWA_COLORKEY = &H1Private Sub Form_Load() Dim rtn As Long
rtn = GetWindowLong(hwnd, GWL_EXSTYLE)
rtn = rtn Or WS_EX_LAYERED
SetWindowLong hwnd, GWL_EXSTYLE, rtn
SetLayeredWindowAttributes hwnd, 0, 200, LWA_ALPHA
End Sub请问:怎么让窗体透明,而窗体上的控件不透明???
Private Declare Function SetWindowPos Lib "user32" (ByVal hwnd As Long, ByVal hWndInsertAfter As Long, ByVal x As Long, ByVal y As Long, ByVal cx As Long, ByVal cy As Long, ByVal wFlags As Long) As LongPrivate Const GWL_EXSTYLE = (-20)
Private Const WS_EX_TRANSPARENT = &H20&
Private Const SWP_FRAMECHANGED = &H20
Private Const SWP_NOMOVE = &H2
Private Const SWP_NOSIZE = &H1
Private Const SWP_SHOWME = SWP_FRAMECHANGED Or SWP_NOMOVE Or SWP_NOSIZE
Private Const HWND_NOTOPMOST = -2Private Sub Command1_Click()
SetWindowLong Form1.hwnd, GWL_EXSTYLE, WS_EX_TRANSPARENT
SetWindowPos Form1.hwnd, HWND_NOTOPMOST, 0&, 0&, 0&, 0&, SWP_SHOWME
End Sub
Private Declare Function SetWindowLong Lib "user32" Alias "SetWindowLongA" (ByVal hwnd As Long, ByVal nIndex As Long, ByVal dwNewLong As Long) As Long
Private Declare Function SetLayeredWindowAttributes Lib "user32" (ByVal hwnd As Long, ByVal crKey As Long, ByVal bAlpha As Byte, ByVal dwFlags As Long) As Long
Private Const WS_EX_LAYERED = &H80000
Private Const GWL_EXSTYLE = (-20)
Private Const LWA_ALPHA = &H2
Private Const LWA_COLORKEY = &H1
Private Sub Form_Load()
Me.BackColor = vbBlue
Text1.BackColor = vbRed
Dim rtn As Long
rtn = GetWindowLong(hwnd, GWL_EXSTYLE)
rtn = rtn Or WS_EX_LAYERED
SetWindowLong hwnd, GWL_EXSTYLE, rtn
SetLayeredWindowAttributes hwnd, vbBlue, 0, LWA_COLORKEY
'SetLayeredWindowAttributes hwnd, 0, 200, LWA_ALPHA
End Sub
如何对香香朋友有帮助就给点分吧!我没没分了!谢谢了
謝謝你的回復,對不起,我把標題寫錯了應該是:
怎么让窗体 半 透明,而窗体上的控件不透明????
http://www.swl8.com
自己再UP!自己再UP!自己再UP!自己再UP!自己再UP!自己再UP!沒有程序員解決不了的問題,只有解決不了問題的程序員!
其實、我只是想要一個VB畫面上的 VSFLEXGRID 的背景透明,而其他控件都不透明的效果!!!我現在實現的方法是:
1.用一個畫面做VSFLEXGRID的背景
2.用另一個半透明畫面做操作畫面、上面有一個 VSFLEXGRID 和其他控件、這是一個主要業務操作畫面。
問題是:VSFLEXGRID 的背景是半透明了,但其他控件的背景也是半透明的了,這樣畫面的字顔色和輸入的字符的顔色都變淡了,有一種模糊,看不清的感覺。
VSFLEXGRID 的背景透到桌面还是窗体?