Private Type RECT |
Left As Long |
Top As Long |
Right As Long |
Bottom As Long |
End Type |
Private Declare Function GetDC Lib "user32" ( ByVal hwnd As Long ) As Long |
Private Declare Function ReleaseDC Lib "user32" ( ByVal hwnd As Long , ByVal hdc As Long ) As Long |
Private Declare Function CreatePatternBrush Lib "gdi32" ( ByVal hBitmap As Long ) As Long |
Private Declare Function PatBlt Lib "gdi32" ( ByVal hdc As Long , ByVal x As Long , ByVal y As Long , ByVal nWidth As Long , ByVal nHeight As Long , ByVal dwRop As Long ) As Long |
Private Declare Function DeleteObject Lib "gdi32" ( ByVal hObject As Long ) As Long |
Private Declare Function CreateBitmap Lib "gdi32" ( ByVal nWidth As Long , ByVal nHeight As Long , ByVal nPlanes As Long , ByVal nBitCount As Long , lpBits As Any) As Long |
Private Declare Function SelectObject Lib "gdi32" ( ByVal hdc As Long , ByVal hObject As Long ) As Long |
Private Declare Function InvalidateRect Lib "user32" ( ByVal hwnd As Long , ByVal lpRect As Long , ByVal bErase As Long ) As Long |
Private bybits(1 To 16) As Byte |
Private hBitmap As Long , hBrush As Long |
Private hDesktopWnd As Long |
Private Sub Command1_Click() |
Dim rop As Long , res As Long |
Dim hdc5 As Long , width5 As Long , height5 As Long |
hdc5 = GetDC(0) |
width5 = Screen.Width \ Screen.TwipsPerPixelX |
height5 = Screen.Height \ Screen.TwipsPerPixelY |
rop = &HA000C9 |
Call SelectObject(hdc5, hBrush) |
res = PatBlt(hdc5, 0, 0, width5, height5, rop) |
Call DeleteObject(hBrush) |
res = ReleaseDC(0, hdc5) |
End Sub |
Private Sub Command2_Click() |
Dim aa As Long |
aa = InvalidateRect(0, 0, 1) |
End Sub |
Private Sub FORM_Load() |
Dim ary |
Dim i As Long |
ary = Array(&H55, &H0, &HAA, &H0, _ |
&H55, &H0, &HAA, &H0, _ |
&H55, &H0, &HAA, &H0, _ |
&H55, &H0, &HAA, &H0) |
For i = 1 To 16 |
bybits(i) = ary(i - 1) |
Next i |
hBitmap = CreateBitmap(8, 8, 1, 1, bybits(1)) |
hBrush = CreatePatternBrush(hBitmap) |
Picture1.ForeColor = RGB(0, 0, 0) |
Picture1.BackColor = RGB(255, 255, 255) |
Picture1.ScaleMode = 3 |
End Sub |