public Resolution(int height, int width)
{
Screen screen = Screen.PrimaryScreen;
int iWidth = height;
int iHeight = width;
DEVMODE1 dm = new DEVMODE1();
dm.dmDeviceName = new String(new char[32]);
dm.dmFormName = new String(new char[32]);
dm.dmSize = (short)Marshal.SizeOf(dm);
if (0 != User_32.EnumDisplaySettings(null, User_32.ENUM_CURRENT_SETTINGS, ref dm))
{
dm.dmPelsWidth = iWidth;
dm.dmPelsHeight = iHeight;
int iRet = User_32.ChangeDisplaySettings(ref dm, User_32.CDS_TEST);
if (iRet == User_32.DISP_CHANGE_FAILED)
{
MessageBox.Show("Unable to process your request");
MessageBox.Show("Description: Unable To Process Your Request. Sorry For This Inconvenience.", "Information", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
else
{
iRet = User_32.ChangeDisplaySettings(ref dm, User_32.CDS_UPDATEREGISTRY);
switch (iRet)
{
case User_32.DISP_CHANGE_SUCCESSFUL:
{
break;
//successfull change
}
case User_32.DISP_CHANGE_RESTART:
{
MessageBox.Show("Description: 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.", "Information", MessageBoxButtons.OK, MessageBoxIcon.Information);
break;
//windows 9x series you have to restart
}
default:
{
MessageBox.Show("Description: Failed To Change The Resolution.", "Information", MessageBoxButtons.OK, MessageBoxIcon.Information);
break;
//failed to change
}
}
}
}
}
public Resolution(int height,int width)
{
Screen screen = Screen.PrimaryScreen;
int iWidth =height;
int iHeight =width;
DEVMODE1 dm = new DEVMODE1();
dm.dmDeviceName = new String (new char[32]);
dm.dmFormName = new String (new char[32]);
dm.dmSize = (short)Marshal.SizeOf (dm);
if (0 != User_32.EnumDisplaySettings (null, User_32.ENUM_CURRENT_SETTINGS, ref dm))
{
dm.dmPelsWidth = iWidth;
dm.dmPelsHeight = iHeight;
int iRet = User_32.ChangeDisplaySettings (ref dm, User_32.CDS_TEST);
if (iRet == User_32.DISP_CHANGE_FAILED)
{
MessageBox.Show("Unable to process your request");
MessageBox.Show("Description: Unable To Process Your Request. Sorry For This Inconvenience.","Information",MessageBoxButtons.OK,MessageBoxIcon.Information);
}
else
{
iRet = User_32.ChangeDisplaySettings (ref dm, User_32.CDS_UPDATEREGISTRY);
switch (iRet)
{
case User_32.DISP_CHANGE_SUCCESSFUL:
{
break;
//successfull change
}
case User_32.DISP_CHANGE_RESTART:
{
MessageBox.Show("Description: 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.","Information",MessageBoxButtons.OK,MessageBoxIcon.Information);
break;
//windows 9x series you have to restart
}
default:
{
MessageBox.Show("Description: Failed To Change The Resolution.","Information",MessageBoxButtons.OK,MessageBoxIcon.Information);
break;
//failed to change
}
}
}
}
}
public static extern int ChangeDisplaySettings(ref DEVMODE1 devMode, int flags);
public static extern int EnumDisplaySettings (string deviceName, int modeNum, ref DEVMODE1 devMode );
public static extern int ChangeDisplaySettings(ref DEVMODE1 devMode, int flags);
public static extern int EnumDisplaySettings(string deviceName, int modeNum, ref DEVMODE1 devMode);