/// <summary>
/// Generate a unique string for the ShellLink that can be used for equality checks.
/// </summary>
private static string ShellLinkToString(IShellLinkW shellLink)
{
var pathBuilder = new StringBuilder((int)Win32Value.MAX_PATH);
shellLink.GetPath(pathBuilder, pathBuilder.Capacity, null, SLGP.RAWPATH);
string title = null;
// Need to use the property store to get the title for the link.
using (PROPVARIANT pv = new PROPVARIANT())
{
var propStore = (IPropertyStore)shellLink;
PKEY pkeyTitle = PKEY.Title;
propStore.GetValue(ref pkeyTitle, pv);
// PKEY_Title should be an LPWSTR if it's not empty.
title = pv.GetValue() ?? "";
}
var argsBuilder = new StringBuilder((int)Win32Value.INFOTIPSIZE);
shellLink.GetArguments(argsBuilder, argsBuilder.Capacity);
// Path and title should be case insensitive.
// Shell treats arguments as case sensitive because apps can handle those differently.
return pathBuilder.ToString().ToUpperInvariant() + title.ToUpperInvariant() + argsBuilder.ToString();
}
private static JumpItem GetJumpItemForShellObject(object shellObject)
{
var shellItem = shellObject as IShellItem2;
var shellLink = shellObject as IShellLinkW;
if (shellItem != null)
{
JumpPath path = new JumpPath
{
Path = shellItem.GetDisplayName(SIGDN.DESKTOPABSOLUTEPARSING),
};
return path;
}
if (shellLink != null)
{
var pathBuilder = new StringBuilder((int)Win32Value.MAX_PATH);
shellLink.GetPath(pathBuilder, pathBuilder.Capacity, null, SLGP.RAWPATH);
var argsBuilder = new StringBuilder((int)Win32Value.INFOTIPSIZE);
shellLink.GetArguments(argsBuilder, argsBuilder.Capacity);
var descBuilder = new StringBuilder((int)Win32Value.INFOTIPSIZE);
shellLink.GetDescription(descBuilder, descBuilder.Capacity);
var iconBuilder = new StringBuilder((int)Win32Value.MAX_PATH);
int iconIndex;
shellLink.GetIconLocation(iconBuilder, iconBuilder.Capacity, out iconIndex);
var dirBuilder = new StringBuilder((int)Win32Value.MAX_PATH);
shellLink.GetWorkingDirectory(dirBuilder, dirBuilder.Capacity);
JumpTask task = new JumpTask
{
// Set ApplicationPath and IconResources, even if they're from the current application.
// This means that equivalent JumpTasks won't necessarily compare property-for-property.
ApplicationPath = pathBuilder.ToString(),
Arguments = argsBuilder.ToString(),
Description = descBuilder.ToString(),
IconResourceIndex = iconIndex,
IconResourcePath = iconBuilder.ToString(),
WorkingDirectory = dirBuilder.ToString(),
};
using (PROPVARIANT pv = new PROPVARIANT())
{
var propStore = (IPropertyStore)shellLink;
PKEY pkeyTitle = PKEY.Title;
propStore.GetValue(ref pkeyTitle, pv);
// PKEY_Title should be an LPWSTR if it's not empty.
task.Title = pv.GetValue() ?? "";
}
return task;
}
// Unsupported type?
Debug.Assert(false);
return null;
}
