/// <summary>
/// Sets a value that indicates the filter component that is used to search for text within documents of this type.
/// </summary>
/// <param name="file"><see cref="FileAssociationInfo" /> that provides specifics of the extension to be changed.</param>
/// <param name="persistentHandler">Guid of filter component.</param>
protected void SetPersistentHandler(FileAssociationInfo file, Guid persistentHandler)
{
if (!file.Exists)
{
throw new Exception("Extension does not exist");
}
if (persistentHandler == Guid.Empty)
{
return;
}
_registryWrapper.Write(file.Extension + "\\" + PersistentHandler, string.Empty, persistentHandler);
ShellNotification.NotifyOfChange();
}
/// <summary>
/// Sets a value that determines if the file's extension will always be shown.
/// </summary>
/// <param name="value">Value that specifies if the file's extension should be always displayed.</param>
protected void SetAlwaysShowExt(bool value)
{
if (!Exists)
{
throw new Exception("Extension does not exist");
}
if (value)
{
_registryWrapper.Write(ProgId, "AlwaysShowExt", string.Empty);
}
else
{
_registryWrapper.Delete(ProgId, "AlwaysShowExt");
}
ShellNotification.NotifyOfChange();
}
/// <summary>
/// Sets an array of <see cref="ProgramVerb" /> that define the verbs supported by this ProgID
/// </summary>
/// <param name="verbs">Array of <see cref="ProgramVerb" /> that contains verbs to be set.</param>
protected void SetVerbs(ProgramVerb[] verbs)
{
if (!Exists)
{
throw new Exception("Extension does not exist");
}
var root = Registry.ClassesRoot;
var key = root.OpenSubKey(ProgId, true);
if (key != null)
{
var tmpKey = key.OpenSubKey("shell", true);
if (tmpKey != null)
{
key.DeleteSubKeyTree("shell");
}
tmpKey = key.CreateSubKey("shell");
foreach (var verb in verbs)
{
if (tmpKey != null)
{
var newVerb = tmpKey.CreateSubKey(verb.Name.ToLower());
if (newVerb != null)
{
var command = newVerb.CreateSubKey("command");
if (command != null)
{
command.SetValue(string.Empty, verb.Command, RegistryValueKind.ExpandString);
command.Close();
}
}
if (newVerb != null)
{
newVerb.Close();
}
}
}
}
ShellNotification.NotifyOfChange();
}
/// <summary>
/// Adds single <see cref="ProgramVerb" /> that define the verb supported by this ProgID.
/// </summary>
/// <param name="verb">Single <see cref="ProgramVerb" /> that contains supported verb.</param>
protected void AddVerbpublic(ProgramVerb verb)
{
var root = Registry.ClassesRoot;
var openSubKey = root.OpenSubKey(ProgId);
if (openSubKey != null)
{
var key = openSubKey.OpenSubKey("shell", true);
if (key == null)
{
var registryKey = root.OpenSubKey(ProgId, true);
if (registryKey != null)
{
key = registryKey.CreateSubKey("shell");
}
}
if (key != null)
{
var tmpkey = key.OpenSubKey(verb.Name, true) ?? key.CreateSubKey(verb.Name);
key = tmpkey;
if (key != null)
{
tmpkey = key.OpenSubKey("command", true) ?? key.CreateSubKey("command");
if (tmpkey != null)
{
tmpkey.Close();
}
key.Close();
}
}
}
root.Close();
ShellNotification.NotifyOfChange();
}