/// <summary>
/// Creates a non-filtered encoding list for the combo box.
/// </summary>
private void CreateUnFilteredEncodingList()
{
// get the character sets contained in the EncodingCharacterSet class..
var charSets = EncodingCharacterSet.GetCharacterSetList(SingleCodePageResults);
CharacterSetComboBox.Items.Clear();
// loop through the character sets..
foreach (var item in charSets)
{
// add the character sets to the characterSetComboBox..
CharacterSetComboBox.Items.Add(new CharacterSetComboItem {
CharacterSet = item, Tag = Data
});
}
// set the index for the combo box..
if (CharacterSetComboBox.Items.Count > 0)
{
// ..if the combo box has any items..
CharacterSetComboBox.SelectedIndex = 0;
}
else
{
// if there are no character sets, clear the encoding combo box as well..
EncodingComboBox.Items.Clear();
}
}
/// <summary>
/// Creates the character set menu with encodings as sub menu items.
/// </summary>
/// <param name="parent">The parent tool strip menu item.</param>
/// <param name="singleCodePageResults">A flag indicating if character sets containing only single encoding should be returned.</param>
/// <param name="data">Additional data to be assigned to the encoding tool strip menu item.</param>
public static void CreateCharacterSetMenu(ToolStripMenuItem parent, bool singleCodePageResults, object data)
{
// create an instance of the EncodingCharacterSet class..
var encodingCharacterSet = new EncodingCharacterSet();
// get the character sets contained in the EncodingCharacterSet class..
var charSets = encodingCharacterSet.GetCharacterSetList(singleCodePageResults);
// loop through the character sets..
foreach (var item in charSets)
{
// create a "dummy" menu to contain the actual encodings for the character set..
ToolStripMenuItem menuItem =
new ToolStripMenuItem(encodingCharacterSet.GetCharacterSetName(item))
{
Tag = item
};
// set the tag to contain the character set enumeration value..
// get the encodings for the character set..
var encodings = encodingCharacterSet[item];
// loop through the encodings within the character set..
foreach (var encoding in encodings)
{
if (encoding == null)
{
continue;
}
// create a menu item for the encoding..
DataToolStripMenuItem menuItemEncoding = new DataToolStripMenuItem(encoding.EncodingName)
{
Tag = encoding, Data = data
};
// set the Tag property to contain the encoding..
// set the user given additional data for the menu item..
// subscribe the click event..
menuItemEncoding.Click += MenuItemEncoding_Click;
// add the menu item to the character set menu..
menuItem.DropDownItems.Add(menuItemEncoding);
}
// add the character set menu item to the given parent menu..
parent.DropDownItems.Add(menuItem);
}
}
/// <summary>
/// Selects the character set combo box and the encoding combo box selected items by given encoding.
/// </summary>
/// <param name="encoding">The encoding to set the selected index of the both combo boxes.</param>
/// <param name="singleCodePageResults">A flag indicating if character sets containing only single encoding should be used.</param>
public void SelectItemByEncoding(System.Text.Encoding encoding, bool singleCodePageResults)
{
var charSet = EncodingCharacterSet.GetCharacterSetsForEncoding(encoding, singleCodePageResults).FirstOrDefault();
try
{
for (int i = 0; i < CharacterSetComboBox.Items.Count; i++)
{
var item = (CharacterSetComboItem)CharacterSetComboBox.Items[i];
if (item.CharacterSet == charSet)
{
CharacterSetComboBox.SelectedIndex = i;
break;
}
}
for (int i = 0; i < EncodingComboBox.Items.Count; i++)
{
var item = (CharacterSetComboItem)EncodingComboBox.Items[i];
if (!item.ContainsEncoding)
{
continue;
}
if (item.Encoding.CodePage == encoding.CodePage)
{
EncodingComboBox.SelectedIndex = i;
break;
}
}
}
catch (Exception ex)
{
LastException = ex;
}
}
