Comment changer la resolution ecran a partir de vb
steph
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19 sept. 2001 à 10:17
adeclochez
Messages postés3Date d'inscriptionmercredi 22 octobre 2003StatutMembreDernière intervention10 mai 2004
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10 mai 2004 à 17:44
comment peut on changer de resolution au lancement d'une apli ?
merci au dieu du vb !
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Comment changer la resolution ecran a partir de vb
Salut
Ce n'est pas de moi Mais on pose souvent la question par ici :) Alors un p'tit copier/coller et Hop!! :shy)
Private Declare Function EnumDisplaySettings Lib "user32" Alias "EnumDisplaySettingsA" (ByVal lpszDeviceName As Long, ByVal iModeNum As Long, lpDevMode As Any) As Boolean
Private Declare Function ChangeDisplaySettings Lib "user32" Alias "ChangeDisplaySettingsA" (lpDevMode As Any, ByVal dwflags As Long) As Long
Private Declare Function SendMessage Lib "user32" Alias "SendMessageA" (ByVal hwnd As Long, ByVal wMsg As Long, ByVal wParam As Long, lParam As Any) As Long
Private Type DEVMODE
dmDeviceName As String * CCHDEVICENAME
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 * CCHFORMNAME
dmUnusedPadding As Integer
dmBitsPerPel As Integer
dmPelsWidth As Long
dmPelsHeight As Long
dmDisplayFlags As Long
dmDisplayFrequency As Long
End Type
Dim dmEcran As DEVMODE
Private Sub ResolutionEcran(sgWidth As Single, sgHeight As Single)
Dim blTMP As Boolean
Dim lgTMP As Long
lgTMP = 0
Do
blTMP = EnumDisplaySettings(0, lgTMP, dmEcran)
lgTMP = lgTMP + 1
Loop Until Not blTMP
dmEcran.dmFields = DM_WIDTH Or DM_HEIGHT
dmEcran.dmPelsWidth = sgWidth
dmEcran.dmPelsHeight = sgHeight
lgTMP = ChangeDisplaySettings(dmEcran, 0)
Call SendMessage(HWND_BROADCAST, WM_DEVMODECHANGE, 0, 0)
End Sub