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10余年的凌海网站建设经验,针对设计、前端、开发、售后、文案、推广等六对一服务,响应快,48小时及时工作处理。网络营销推广的优势是能够根据用户设备显示端的尺寸不同,自动调整凌海建站的显示方式,使网站能够适用不同显示终端,在浏览器中调整网站的宽度,无论在任何一种浏览器上浏览网站,都能展现优雅布局与设计,从而大程度地提升浏览体验。成都创新互联从事“凌海网站设计”,“凌海网站推广”以来,每个客户项目都认真落实执行。代码如下:
Private Declare Function GetDeviceCaps Lib "gdi32" (ByVal hdc As Long, ByVal nIndex As Long) As Long
Private Declare Function ChangeDisplaySettings Lib "user32" Alias "ChangeDisplaySettingsA" (lpDevMode As Any, ByVal dwflags As Long) As Long
Private Const CCDEVICENAME As Long = 32
Private Const CCFORMNAME As Long = 32
Private Const DM_BITSPERPEL As Long = &H40000
Private Const DM_PELSWIDTH As Long = &H80000
Private Const DM_PELSHEIGHT As Long = &H100000
Private Const DM_DISPLAYFLAGS As Long = &H200000
Private Const DM_DISPLAYFREQUENCY = &H400000
Private Const CDS_FORCE As Long = &H80000000
Private Const BITSPIXEL As Long = 12
Private Const HORZRES As Long = 8
Private Const VERTRES As Long = 10
Private Const VREFRESH = 116
Private Type DEVMODE
dmDeviceName As String * CCDEVICENAME
dmSpecVersion As Integer
dmDriverVersion As Integer
dmSize As Integer
dmDriverExtra As Integer
dmFields As Long
dmOrientation As Integer
dmPaperSize As Integer
dmPaperLength As Integer
dmPaperWidth As Integer
dmScale As Integer
dmCopies As Integer
dmDefaultSource As Integer
dmPrintQuality As Integer
dmColor As Integer
dmDuplex As Integer
dmYResolution As Integer
dmTTOption As Integer
dmCollate As Integer
dmFormName As String * CCFORMNAME
dmUnusedPadding As Integer
dmBitsPerPel As Integer
dmPelsWidth As Long
dmPelsHeight As Long
dmDisplayFlags As Long
dmDisplayFrequency As Long
End Type
Private Sub cmdChangeDesktopMode_Click()
Dim DM As DEVMODE
With DM
.dmPelsWidth = CInt(txtNewWidth.Text)
.dmPelsHeight = CInt(txtNewHeight.Text)
.dmBitsPerPel = CInt(txtNewColor.Text)
.dmDisplayFrequency = CInt(txtNewFreq.Text)
.dmFields = DM_PELSWIDTH Or DM_PELSHEIGHT Or DM_BITSPERPEL Or DM_DISPLAYFREQUENCY
.dmSize = LenB(DM)
End With
If ChangeDisplaySettings(DM, CDS_FORCE) <> 0 Then
MsgBox "错误!不支持此模式!"
End If
End Sub
Private Sub Form_Load()
txtOldWidth.Text = GetDeviceCaps(Me.hdc, HORZRES)
txtOldHeight.Text = GetDeviceCaps(Me.hdc, VERTRES)
txtOldColor.Text = GetDeviceCaps(Me.hdc, BITSPIXEL)
txtOldFreq.Text = GetDeviceCaps(Me.hdc, VREFRESH)
End Sub
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