public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
{
if (value is string s)
{
return(IndirectString.TryParse(s, out var loc) ? loc : null);
}
return(base.ConvertFrom(context, culture, value));
}
/// <summary>Tries to parse the specified string to create a <see cref="IndirectString"/> instance.</summary>
/// <param name="value">The string representation in the format of either "ModuleFileName,ResourceIndex" or "ModuleFileName,-ResourceID".</param>
/// <param name="loc">The resulting <see cref="IndirectString"/> instance on success.</param>
/// <returns><c>true</c> if successfully parsed.</returns>
public static bool TryParse(string value, out IndirectString loc)
{
var parts = value?.Split(',');
if (parts != null && parts.Length == 2 && int.TryParse(parts[1], out var i) && parts[0].StartsWith("@"))
{
loc = new IndirectString(parts[0].TrimStart('@'), i);
return(true);
}
loc = new IndirectString(value);
return(!string.IsNullOrEmpty(value));
}
/// <summary>Tries to parse the specified string to create a <see cref="IndirectString"/> instance.</summary>
/// <param name="value">The string representation in the format of either "ModuleFileName,ResourceIndex" or "ModuleFileName,-ResourceID".</param>
/// <param name="loc">The resulting <see cref="IndirectString"/> instance on success.</param>
/// <returns><c>true</c> if successfully parsed.</returns>
public static bool TryParse(string value, out IndirectString loc)
{
loc = new IndirectString(value);
return(loc.IsValid || value != null);
}
public static void RegisterApplication(string fullExePath, bool userOnly = false, bool acceptsUrls = false, Guid?dropTarget = null, IndirectString friendlyName = null,
IEnumerable <string> supportedTypes = null, IconLocation defaultIcon = null, bool noStartPage = false, IconLocation taskGroupIcon = null,
bool useExecutableForTaskbarGroupIcon = false)
{
if (fullExePath == null)
{
throw new ArgumentNullException(nameof(fullExePath));
}
fullExePath = Path.GetFullPath(fullExePath);
var fn = Path.GetFileName(fullExePath).ToLower();
// Handle registrations in user or machine "App Paths"
var root = userOnly ? Registry.CurrentUser : Registry.LocalMachine;
using (var reg = root.OpenSubKey(@"Software\Microsoft\Windows\CurrentVersion\App Paths"))
using (var sk = reg?.CreateSubKey(fn))
{
if (sk == null)
{
throw new InvalidOperationException("Unable to create application key in the 'App Paths' subkey.");
}
// Build short path and store as default value
var shortPath = fullExePath;
var l = fullExePath.Length + 5;
var sb = new StringBuilder(l, l);
var rl = PInvoke.Kernel32.GetShortPathName(fullExePath.Length > PInvoke.Kernel32.MAX_PATH ? @"\\?\" + fullExePath : fullExePath, sb, (uint)sb.Capacity);
if (rl > 0 && rl <= l)
{
shortPath = sb.ToString();
}
sk.SetValue(null, shortPath);
// Add Path value
sk.SetValue("Path", Path.GetDirectoryName(fullExePath));
// Add UseUrl value if needed
if (acceptsUrls)
{
sk.SetValue("UseUrl", 1U, RegistryValueKind.DWord);
}
// Add DropTarget GUID if needed
if (dropTarget != null)
{
sk.SetValue("DropTarget", dropTarget.Value.ToString());
}
}
// Handle registrations in HKCR\Applications
using (var reg = Registry.ClassesRoot.OpenSubKey(@"Applications"))
using (var sk = reg?.CreateSubKey(fn))
{
if (sk == null)
{
throw new InvalidOperationException("Unable to create application key in the HKCR\\Applications subkey.");
}
if (friendlyName != null)
{
sk.SetValue("FriendlyAppName", friendlyName.ToString());
}
if (supportedTypes != null)
{
using (var stk = sk.CreateSubKey("SupportedTypes"))
foreach (var s in supportedTypes)
{
stk?.SetValue(s, string.Empty, RegistryValueKind.String);
}
}
if (defaultIcon != null)
{
sk.CreateSubKey("DefaultIcon", defaultIcon.ToString());
}
if (noStartPage)
{
sk.SetValue("NoStartPage", string.Empty, RegistryValueKind.String);
}
if (taskGroupIcon != null)
{
sk.SetValue("TaskbarGroupIcon", taskGroupIcon.ToString());
}
if (useExecutableForTaskbarGroupIcon)
{
sk.SetValue("UseExecutableForTaskbarGroupIcon", string.Empty, RegistryValueKind.String);
}
}
NotifyShell();
}
