Private Declare Function StretchBlt Lib "gdi32" (ByVal hdc As Long, ByVal x As Long, ByVal y As Long, ByVal nWidth As Long, ByVal nHeight As Long, ByVal hSrcDC As Long, ByVal xSrc As Long, ByVal ySrc As Long, ByVal nSrcWidth As Long, ByVal nSrcHeight As Long, ByVal dwRop As Long) As LongPrivate Declare Function GetDC Lib "user32" (ByVal hwnd As Long) As Long
Private Sub Command1_Click()
Dim wscreen As Long
Dim hscreen As Long
Dim w As Long
Dim h As Long
Dim i As Long
Picture1.Cls
wscreen = screen.Width / screen.TwipsPerPixelX
hscreen = screen.Height / screen.TwipsPerPixelY
w = Picture1.ScaleWidth
h = Picture1.ScaleHeight
hdcscreen = GetDC(0)
i = StretchBlt(Picture1.hdc, 0, 0, w, h, hdcscreen, 0, 0, wscreen, hscreen, vbSrcCopy)End SubPrivate Sub Command2_Click()
EndEnd SubPrivate Sub Command3_Click()
Dim filename As String
With dlgcommondialog
.Flags = cdlOFNOveriteprompt
.dialogtitle = "另存为"
.cancelerror = False
'to do: 设置commondialog的标志和属性
.Filter = "位图文件(*.bmp)|*.bmp"
.showsave
End With
filename = dlgcommondialog.filename
Open filename For Output As #1
Print #1, Picture1.Picture
Close #1
End Sub
抓到图之后 放在picture1中 怎么把这个存为图片文件呢 郁闷ing 谢谢大家的帮助
Private Declare Function DrawIcon Lib "user32" (ByVal hdc As Long, ByVal x As Long, ByVal y As Long, ByVal hIcon As Long) As Long
Private Sub iconout()
Dim x As Integer
outicon.Cls
'提取图标
hIcon = ExtractIcon(0, filename.Text, 0)
'在图片控件中显示图标
x = DrawIcon(outicon.hdc, 5, 5, hIcon)
End SubPrivate Sub Command1_Click()
End
End SubPrivate Sub Command2_Click()
Dim filename As String
With dialog
.Flags = cdlOFNOveriteprompt
.DialogTitle = "另存为"
.CancelError = False
'to do: 设置commondialog的标志和属性
.Filter = "位图文件(*.bmp)|*.bmp"
.ShowSave
End With
SavePicture outicon.Image, dialog.filename
End SubPrivate Sub filename_Change()
Dim icons As Integer
If filename.Text = "" Then
Exit Sub
End If
icons = ExtractIcon(hInst, filename, -1)
iconout
End SubPrivate Sub openfile_Click()
dialog.ShowOpen
filename.Text = dialog.filename
End Sub
...'''这里抓图
Picture1.refresh savepicture Picture1.picture ,"c:\1.bmp"