为什么做出来的分辨率工具，有的分辨率设置不了，求教！
为什么做出来的分辨率工具，有的分辨率设置不了，求教！手动去设置就可以。例如:1920x1080 32 75，手动去设置就可以，自己做的工具就有不行，各位大大帮我看下那里出了问题，谢谢！！！下面是源码：
#NoTrayIcon
#include <ButtonConstants.au3>
#include <GUIConstantsEx.au3>
#include <StaticConstants.au3>
#include <WindowsConstants.au3>
$Form1 = GUICreate("分辨率设置工具", 353, 241, 310, 230)
$Group1 = GUICtrlCreateGroup("分辨率设置", 8, 8, 337, 217)
$Radio1 = GUICtrlCreateRadio("19寸普屏液晶", 48, 48, 113, 17)
$Radio2 = GUICtrlCreateRadio("19寸宽屏液晶", 48, 96, 113, 17)
$Radio3 = GUICtrlCreateRadio("22寸普屏液晶", 200, 48, 113, 17)
$Radio4 = GUICtrlCreateRadio("24寸普屏液晶", 200, 96, 113, 17)
$tab0button = GUICtrlCreateButton("设 定", 48, 128, 91, 33)
$tab0button1 = GUICtrlCreateButton("恢 复", 200, 128, 91, 33)
HotKeySet("{ESC}", "DefaultRes")
$Label1 = GUICtrlCreateLabel("说明：如果不小心点错，导致电脑黑屏，无法点恢复按扭，请 直接按ESC键恢复默认设置。", 16, 168, 324, 49)
GUICtrlSetColor(-1, 0xFF0000)
GUICtrlSetTip(-1, "退出")
GUICtrlCreateGroup("", -99, -99, 1, 1)
GUISetState(@SW_SHOW)
While 1
$msg = GUIGetMsg()
Select
Case $msg = $GUI_EVENT_CLOSE
ExitLoop
Case $msg = $tab0button
_res()
Case $msg = $GUI_EVENT_CLOSE Or $msg = $tab0button1
DefaultRes()
EndSelect
WEnd
Func _res()
If GUICtrlRead($Radio1) = $GUI_CHECKED Then
_ChangeScreenRes (1280, 960, 32, 75)
EndIf
If GUICtrlRead($Radio2) = $GUI_CHECKED Then
_ChangeScreenRes (1280, 1024, 32, 75)
EndIf
If GUICtrlRead($Radio3) = $GUI_CHECKED Then
_ChangeScreenRes (1600, 900, 32, 75)
EndIf
If GUICtrlRead($Radio4) = $GUI_CHECKED Then
_ChangeScreenRes (1920, 1080, 32, 75)
EndIf
EndFunc ;==>_res
Func DefaultRes()
_ChangeScreenRes (1024, 768, 32, 75)
EndFunc ;==>DefaultRes
Func _ChangeScreenRes($i_Width, $i_Height, $i_BitsPP, $i_RefreshRate)
Local Const $DM_PELSWIDTH = 0x00080000
Local Const $DM_PELSHEIGHT = 0x00100000
Local Const $DM_BITSPERPEL = 0x00040000
Local Const $DM_DISPLAYFREQUENCY = 0x00400000
Local Const $CDS_TEST = 0x00000002
Local Const $CDS_UPDATEREGISTRY = 0x00000001
Local Const $DISP_CHANGE_RESTART = 1
Local Const $DISP_CHANGE_SUCCESSFUL = 0
Local Const $HWND_BROADCAST = 0xffff
Local Const $WM_DISPLAYCHANGE = 0x007E
If $i_Width = "" Or $i_Width = -1 Then $i_Width = @DesktopWidth ; default to current setting
If $i_Height = "" Or $i_Height = -1 Then $i_Height = @DesktopHeight ; default to current setting
If $i_BitsPP = "" Or $i_BitsPP = -1 Then $i_BitsPP = @DesktopDepth ; default to current setting
If $i_RefreshRate = "" Or $i_RefreshRate = -1 Then $i_RefreshRate = @DesktopRefresh ; default to current setting
Local $DEVMODE = DllStructCreate("byte;int;byte;int")
Local $B = DllCall("user32.dll", "int", "EnumDisplaySettings", "ptr", 0, "long", 0, "ptr", DllStructGetPtr($DEVMODE))
If @error Then
$B = 0
SetError(1)
Return $B
Else
$B = $B
EndIf
If $B <> 0 Then
DllStructSetData($DEVMODE, 2, BitOR($DM_PELSWIDTH, $DM_PELSHEIGHT, $DM_BITSPERPEL, $DM_DISPLAYFREQUENCY), 5)
DllStructSetData($DEVMODE, 4, $i_Width, 2)
DllStructSetData($DEVMODE, 4, $i_Height, 3)
DllStructSetData($DEVMODE, 4, $i_BitsPP, 1)
DllStructSetData($DEVMODE, 4, $i_RefreshRate, 5)
$B = DllCall("user32.dll", "int", "ChangeDisplaySettings", "ptr", DllStructGetPtr($DEVMODE), "int", $CDS_TEST)
If @error Then
$B = -1
Else
$B = $B
EndIf
Select
Case $B = $DISP_CHANGE_RESTART
$DEVMODE = ""
Return 2
Case $B = $DISP_CHANGE_SUCCESSFUL
DllCall("user32.dll", "int", "ChangeDisplaySettings", "ptr", DllStructGetPtr($DEVMODE), "int", $CDS_UPDATEREGISTRY)
DllCall("user32.dll", "int", "SendMessage", "hwnd", $HWND_BROADCAST, "int", $WM_DISPLAYCHANGE, _
"int", $i_BitsPP, "int", $i_Height * 2 ^ 16 + $i_Width)
$DEVMODE = ""
Return 1
Case Else
$DEVMODE = ""
SetError(1)
Return $B
EndSelect
EndIf
EndFunc ;==>_ChangeScreenRes 可以设置的... 楼主你这个才几个分辨率,对有些分辨率不支持就设置不了啦. 不是不支持，手动设置就可以，用这个就不行，不知道问题出在哪，请各位指教啊 这个可以自动切换或者用快捷键操作不
页:
[1]