private static extern bool GetCPInfoEx([MarshalAs(UnmanagedType.U4)] int CodePage, [MarshalAs(UnmanagedType.U4)] int dwFlags, out CPINFOEX lpCPInfoEx);
private static extern bool GetCPInfoEx([MarshalAs(UnmanagedType.U4)] int CodePage, [MarshalAs(UnmanagedType.U4)] int dwFlags, out CPINFOEX lpCPInfoEx);
private void comboBoxCodePageList_SelectedIndexChanged(object sender, EventArgs e)
{
IsModified = true;
string strCodePage = (string)comboBoxCodePageList.SelectedItem;
int nCodePage = 0;
try
{
nCodePage = Convert.ToInt32(strCodePage);
}
catch
{
return;
}
System.Diagnostics.Debug.Assert((comboBoxCodePageList.SelectedIndex >= 0) && (comboBoxCodePageList.SelectedIndex < m_encInfos.Length));
EncodingInfo encInfo = m_encInfos[comboBoxCodePageList.SelectedIndex];
System.Diagnostics.Debug.Assert(nCodePage == encInfo.CodePage);
CPINFOEX cpInfo = new CPINFOEX();
if (GetCPInfoExW(nCodePage, 0, ref cpInfo) != 0)
{
string strInfo = String.Format("Code Page: {1}{0}Display Name: {2}{0}Registered Name: {3}{0}\tMax bytes/character: {4}",
Environment.NewLine,
encInfo.CodePage,
encInfo.DisplayName,
encInfo.Name,
(int)(cpInfo.MaxCharSize & 0xFFFF));
// do these a little more carefully, because Format doesn't like nulls.
if (cpInfo.DefaultChar[0] != 0)
{
string str = Encoding.Default.GetString(cpInfo.DefaultChar, 0, StringLengthFromByteArray(cpInfo.DefaultChar));
strInfo += String.Format("{0}\tDefault legacy character: {1} (d{2:d3})",
Environment.NewLine, str, (int)cpInfo.DefaultChar[0]);
}
if (cpInfo.UnicodeDefaultChar != 0)
{
strInfo += String.Format("{0}\tDefault Unicode character: {1} (u{2:x4})",
Environment.NewLine, (char)cpInfo.UnicodeDefaultChar, (int)cpInfo.UnicodeDefaultChar);
}
string strLeadByteString = null;
int i = 0;
while (cpInfo.LeadByte[i] != 0)
{
byte by = cpInfo.LeadByte[i++];
string strValue = String.Format("d{0:d3}, ", by);
strLeadByteString += strValue;
}
if (!String.IsNullOrEmpty(strLeadByteString))
{
strInfo += String.Format("{0}\tLead Byte ranges: {1})",
Environment.NewLine, strLeadByteString.Substring(0, strLeadByteString.Length - 2));
}
textBoxCodePageDetails.Text = strInfo;
}
else
{
string strInfo = String.Format("Code Page: {1}{0}Display Name: {2}{0}Registered Name: {3}",
Environment.NewLine,
encInfo.CodePage,
encInfo.DisplayName,
encInfo.Name);
textBoxCodePageDetails.Text = strInfo;
}
}
static extern int GetCPInfoExW
(
Int32 nCodePage,
Int32 dwFlags,
ref CPINFOEX lpCPInfo);
public static extern Int32 GetCPInfoEx(UInt32 CodePage, UInt32 dwFlags, out CPINFOEX lpCPInfoEx);
private void comboBoxCodePageList_SelectedIndexChanged(object sender, EventArgs e)
{
IsModified = true;
string strCodePage = (string)comboBoxCodePageList.SelectedItem;
int nCodePage = 0;
try
{
nCodePage = Convert.ToInt32(strCodePage);
}
catch
{
return;
}
System.Diagnostics.Debug.Assert((comboBoxCodePageList.SelectedIndex >= 0) && (comboBoxCodePageList.SelectedIndex < m_encInfos.Length));
EncodingInfo encInfo = m_encInfos[comboBoxCodePageList.SelectedIndex];
System.Diagnostics.Debug.Assert(nCodePage == encInfo.CodePage);
CPINFOEX cpInfo = new CPINFOEX();
if (GetCPInfoExW(nCodePage, 0, ref cpInfo) != 0)
{
string strInfo = String.Format("Code Page: {1}{0}Display Name: {2}{0}Registered Name: {3}{0}\tMax bytes/character: {4}",
Environment.NewLine,
encInfo.CodePage,
encInfo.DisplayName,
encInfo.Name,
(int)(cpInfo.MaxCharSize & 0xFFFF));
// do these a little more carefully, because Format doesn't like nulls.
if (cpInfo.DefaultChar[0] != 0)
{
string str = Encoding.Default.GetString(cpInfo.DefaultChar, 0, StringLengthFromByteArray(cpInfo.DefaultChar));
strInfo += String.Format("{0}\tDefault legacy character: {1} (d{2:d3})",
Environment.NewLine, str, (int)cpInfo.DefaultChar[0]);
}
if (cpInfo.UnicodeDefaultChar != 0)
{
strInfo += String.Format("{0}\tDefault Unicode character: {1} (u{2:x4})",
Environment.NewLine, (char)cpInfo.UnicodeDefaultChar, (int)cpInfo.UnicodeDefaultChar);
}
string strLeadByteString = null;
int i = 0;
while (cpInfo.LeadByte[i] != 0)
{
byte by = cpInfo.LeadByte[i++];
string strValue = String.Format("d{0:d3}, ", by);
strLeadByteString += strValue;
}
if (!String.IsNullOrEmpty(strLeadByteString))
{
strInfo += String.Format("{0}\tLead Byte ranges: {1})",
Environment.NewLine, strLeadByteString.Substring(0, strLeadByteString.Length - 2));
}
textBoxCodePageDetails.Text = strInfo;
}
else
{
string strInfo = String.Format("Code Page: {1}{0}Display Name: {2}{0}Registered Name: {3}",
Environment.NewLine,
encInfo.CodePage,
encInfo.DisplayName,
encInfo.Name);
textBoxCodePageDetails.Text = strInfo;
}
}
static extern int GetCPInfoExW ( Int32 nCodePage, Int32 dwFlags, ref CPINFOEX lpCPInfo);
