# ************************************************************
# Change the display resolution
# to use: change the Set-ScreenResolution statement from
# Set-ScreenResolution 800 600
# change to Set-ScreenResolution yourdesiredwidth yourdesiredheight
#
# Those two exit statements aren't neeed but I didn't want to
# change my template.
# **********************INSTRUCTIONS**************************
# STEP 1 *****************************************************
# RUN PowerShell as administrator
# START ORB | type POWERSHELL | CTRL+SHIFT+ENTER key combo | ALT+Y keycombo
# ************************************************************
# STEP 2 *****************************************************
# COPY, using CTRL+C, every line down thru both EXIT statements
# PASTE into Powershell == Right-Click at the PowerShell Prompt
# (Ctrl+V does not work)
# Start copying with first line without a # at start of the line
# Note: Actually, you can paste the entire file if you rather
# Lines starting with a # are ignored by PowerShell
# ************************************************************
Function Set-ScreenResolution {
param (
[Parameter(Mandatory=$true,
Position = 0)]
[int]
$Width,
[Parameter(Mandatory=$true,
Position = 1)]
[int]
$Height
)
$pinvokeCode = @"
using System;
using System.Runtime.InteropServices;
namespace Resolution
{
[StructLayout(LayoutKind.Sequential)]
public struct DEVMODE1
{
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 32)]
public string dmDeviceName;
public short dmSpecVersion;
public short dmDriverVersion;
public short dmSize;
public short dmDriverExtra;
public int dmFields;
public short dmOrientation;
public short dmPaperSize;
public short dmPaperLength;
public short dmPaperWidth;
public short dmScale;
public short dmCopies;
public short dmDefaultSource;
public short dmPrintQuality;
public short dmColor;
public short dmDuplex;
public short dmYResolution;
public short dmTTOption;
public short dmCollate;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 32)]
public string dmFormName;
public short dmLogPixels;
public short dmBitsPerPel;
public int dmPelsWidth;
public int dmPelsHeight;
public int dmDisplayFlags;
public int dmDisplayFrequency;
public int dmICMMethod;
public int dmICMIntent;
public int dmMediaType;
public int dmDitherType;
public int dmReserved1;
public int dmReserved2;
public int dmPanningWidth;
public int dmPanningHeight;
};
class User_32
{
[DllImport("user32.dll")]
public static extern int EnumDisplaySettings(string deviceName, int modeNum, ref DEVMODE1 devMode);
[DllImport("user32.dll")]
public static extern int ChangeDisplaySettings(ref DEVMODE1 devMode, int flags);
public const int ENUM_CURRENT_SETTINGS = -1;
public const int CDS_UPDATEREGISTRY = 0x01;
public const int CDS_TEST = 0x02;
public const int DISP_CHANGE_SUCCESSFUL = 0;
public const int DISP_CHANGE_RESTART = 1;
public const int DISP_CHANGE_FAILED = -1;
}
public class PrmaryScreenResolution
{
static public string ChangeResolution(int width, int height)
{
DEVMODE1 dm = GetDevMode1();
if (0 != User_32.EnumDisplaySettings(null, User_32.ENUM_CURRENT_SETTINGS, ref dm))
{
dm.dmPelsWidth = width;
dm.dmPelsHeight = height;
int iRet = User_32.ChangeDisplaySettings(ref dm, User_32.CDS_TEST);
if (iRet == User_32.DISP_CHANGE_FAILED)
{
return "Unable To Process Your Request. Sorry For This Inconvenience.";
}
else
{
iRet = User_32.ChangeDisplaySettings(ref dm, User_32.CDS_UPDATEREGISTRY);
switch (iRet)
{
case User_32.DISP_CHANGE_SUCCESSFUL:
{
return "Success";
}
case User_32.DISP_CHANGE_RESTART:
{
return "You Need To Reboot For The Change To Happen.\n If You Feel Any Problem After Rebooting Your Machine\nThen Try To Change Resolution In Safe Mode.";
}
default:
{
return "Failed To Change The Resolution";
}
}
}
}
else
{
return "Failed To Change The Resolution.";
}
}
private static DEVMODE1 GetDevMode1()
{
DEVMODE1 dm = new DEVMODE1();
dm.dmDeviceName = new String(new char[32]);
dm.dmFormName = new String(new char[32]);
dm.dmSize = (short)Marshal.SizeOf(dm);
return dm;
}
}
}
"@
Add-Type $pinvokeCode -ErrorAction SilentlyContinue
[Resolution.PrmaryScreenResolution]::ChangeResolution($width,$height)
}
Set-screenresolution 800 600
EXIT
EXIT
# ***************** NOTE - POWERSHELL VERSION*****************
# if you receive this error msg:
# Get-WinEvent: The system can not find the path specified
# you need to update your PowerShell
# you must be using Powershell 2.0 or later.
#
# To determine your Powershell version:
# Run PowerShell
# enter $host.version
# you should see at least:
# Major Minor Build Revision
# ----- ----- ----- --------
# 2 0 -1 -1
#
# If you do not see the above, update your Vista/Win 7.
# ************************************************************
# *************** NOTE - EXECUTION POLICY*********************
# If you haven't set the execution policy, you may need to:
# Run PowerShell
# enter Set-ExecutionPolicy -executionpolicy remotesigned
#
# ************************************************************
