mirror of
https://github.com/jellyfin/jellyfin.git
synced 2024-11-17 02:49:05 -07:00
349 lines
8.9 KiB
C#
349 lines
8.9 KiB
C#
/**************************************************************************
|
|
*
|
|
* Filename: ShellShortcut.cs
|
|
* Author: Mattias Sjögren (mattias@mvps.org)
|
|
* http://www.msjogren.net/dotnet/
|
|
*
|
|
* Description: Defines a .NET friendly class, ShellShortcut, for reading
|
|
* and writing shortcuts.
|
|
* Define the conditional compilation symbol UNICODE to use
|
|
* IShellLinkW internally.
|
|
*
|
|
* Public types: class ShellShortcut
|
|
*
|
|
*
|
|
* Dependencies: ShellLinkNative.cs
|
|
*
|
|
*
|
|
* Copyright ©2001-2002, Mattias Sjögren
|
|
*
|
|
**************************************************************************/
|
|
|
|
using System;
|
|
using System.Diagnostics;
|
|
using System.Drawing;
|
|
using System.IO;
|
|
using System.Runtime.InteropServices;
|
|
using System.Text;
|
|
using System.Windows.Forms;
|
|
|
|
|
|
namespace MediaBrowser.Installer.Code
|
|
{
|
|
/// <remarks>
|
|
/// .NET friendly wrapper for the ShellLink class
|
|
/// </remarks>
|
|
public class ShellShortcut : IDisposable
|
|
{
|
|
private const int INFOTIPSIZE = 1024;
|
|
private const int MAX_PATH = 260;
|
|
|
|
private const int SW_SHOWNORMAL = 1;
|
|
private const int SW_SHOWMINIMIZED = 2;
|
|
private const int SW_SHOWMAXIMIZED = 3;
|
|
private const int SW_SHOWMINNOACTIVE = 7;
|
|
|
|
|
|
#if UNICODE
|
|
private IShellLinkW m_Link;
|
|
#else
|
|
private IShellLinkA m_Link;
|
|
#endif
|
|
private string m_sPath;
|
|
|
|
///
|
|
/// <param name='linkPath'>
|
|
/// Path to new or existing shortcut file (.lnk).
|
|
/// </param>
|
|
///
|
|
public ShellShortcut(string linkPath)
|
|
{
|
|
IPersistFile pf;
|
|
|
|
m_sPath = linkPath;
|
|
|
|
#if UNICODE
|
|
m_Link = (IShellLinkW) new ShellLink();
|
|
#else
|
|
m_Link = (IShellLinkA) new ShellLink();
|
|
#endif
|
|
|
|
if ( File.Exists( linkPath ) ) {
|
|
pf = (IPersistFile)m_Link;
|
|
pf.Load( linkPath, 0 );
|
|
}
|
|
|
|
}
|
|
|
|
//
|
|
// IDisplosable implementation
|
|
//
|
|
public void Dispose()
|
|
{
|
|
if ( m_Link != null ) {
|
|
Marshal.ReleaseComObject( m_Link );
|
|
m_Link = null;
|
|
}
|
|
}
|
|
|
|
/// <value>
|
|
/// Gets or sets the argument list of the shortcut.
|
|
/// </value>
|
|
public string Arguments
|
|
{
|
|
get
|
|
{
|
|
StringBuilder sb = new StringBuilder( INFOTIPSIZE );
|
|
m_Link.GetArguments( sb, sb.Capacity );
|
|
return sb.ToString();
|
|
}
|
|
set { m_Link.SetArguments( value ); }
|
|
}
|
|
|
|
/// <value>
|
|
/// Gets or sets a description of the shortcut.
|
|
/// </value>
|
|
public string Description
|
|
{
|
|
get
|
|
{
|
|
StringBuilder sb = new StringBuilder( INFOTIPSIZE );
|
|
m_Link.GetDescription( sb, sb.Capacity );
|
|
return sb.ToString();
|
|
}
|
|
set { m_Link.SetDescription( value ); }
|
|
}
|
|
|
|
/// <value>
|
|
/// Gets or sets the working directory (aka start in directory) of the shortcut.
|
|
/// </value>
|
|
public string WorkingDirectory
|
|
{
|
|
get
|
|
{
|
|
StringBuilder sb = new StringBuilder( MAX_PATH );
|
|
m_Link.GetWorkingDirectory( sb, sb.Capacity );
|
|
return sb.ToString();
|
|
}
|
|
set { m_Link.SetWorkingDirectory( value ); }
|
|
}
|
|
|
|
//
|
|
// If Path returns an empty string, the shortcut is associated with
|
|
// a PIDL instead, which can be retrieved with IShellLink.GetIDList().
|
|
// This is beyond the scope of this wrapper class.
|
|
//
|
|
/// <value>
|
|
/// Gets or sets the target path of the shortcut.
|
|
/// </value>
|
|
public string Path
|
|
{
|
|
get
|
|
{
|
|
#if UNICODE
|
|
WIN32_FIND_DATAW wfd = new WIN32_FIND_DATAW();
|
|
#else
|
|
WIN32_FIND_DATAA wfd = new WIN32_FIND_DATAA();
|
|
#endif
|
|
StringBuilder sb = new StringBuilder( MAX_PATH );
|
|
|
|
m_Link.GetPath( sb, sb.Capacity, out wfd, SLGP_FLAGS.SLGP_UNCPRIORITY );
|
|
return sb.ToString();
|
|
}
|
|
set { m_Link.SetPath( value ); }
|
|
}
|
|
|
|
/// <value>
|
|
/// Gets or sets the path of the <see cref="Icon"/> assigned to the shortcut.
|
|
/// </value>
|
|
/// <summary>
|
|
/// <seealso cref="IconIndex"/>
|
|
/// </summary>
|
|
public string IconPath
|
|
{
|
|
get
|
|
{
|
|
StringBuilder sb = new StringBuilder( MAX_PATH );
|
|
int nIconIdx;
|
|
m_Link.GetIconLocation( sb, sb.Capacity, out nIconIdx );
|
|
return sb.ToString();
|
|
}
|
|
set { m_Link.SetIconLocation( value, IconIndex ); }
|
|
}
|
|
|
|
/// <value>
|
|
/// Gets or sets the index of the <see cref="Icon"/> assigned to the shortcut.
|
|
/// Set to zero when the <see cref="IconPath"/> property specifies a .ICO file.
|
|
/// </value>
|
|
/// <summary>
|
|
/// <seealso cref="IconPath"/>
|
|
/// </summary>
|
|
public int IconIndex
|
|
{
|
|
get
|
|
{
|
|
StringBuilder sb = new StringBuilder( MAX_PATH );
|
|
int nIconIdx;
|
|
m_Link.GetIconLocation( sb, sb.Capacity, out nIconIdx );
|
|
return nIconIdx;
|
|
}
|
|
set { m_Link.SetIconLocation( IconPath, value ); }
|
|
}
|
|
|
|
/// <value>
|
|
/// Retrieves the Icon of the shortcut as it will appear in Explorer.
|
|
/// Use the <see cref="IconPath"/> and <see cref="IconIndex"/>
|
|
/// properties to change it.
|
|
/// </value>
|
|
public Icon Icon
|
|
{
|
|
get
|
|
{
|
|
StringBuilder sb = new StringBuilder( MAX_PATH );
|
|
int nIconIdx;
|
|
IntPtr hIcon, hInst;
|
|
Icon ico, clone;
|
|
|
|
|
|
m_Link.GetIconLocation( sb, sb.Capacity, out nIconIdx );
|
|
hInst = Marshal.GetHINSTANCE( this.GetType().Module );
|
|
hIcon = Native.ExtractIcon( hInst, sb.ToString(), nIconIdx );
|
|
if ( hIcon == IntPtr.Zero )
|
|
return null;
|
|
|
|
// Return a cloned Icon, because we have to free the original ourselves.
|
|
ico = Icon.FromHandle( hIcon );
|
|
clone = (Icon)ico.Clone();
|
|
ico.Dispose();
|
|
Native.DestroyIcon( hIcon );
|
|
return clone;
|
|
}
|
|
}
|
|
|
|
/// <value>
|
|
/// Gets or sets the System.Diagnostics.ProcessWindowStyle value
|
|
/// that decides the initial show state of the shortcut target. Note that
|
|
/// ProcessWindowStyle.Hidden is not a valid property value.
|
|
/// </value>
|
|
public ProcessWindowStyle WindowStyle
|
|
{
|
|
get
|
|
{
|
|
int nWS;
|
|
m_Link.GetShowCmd( out nWS );
|
|
|
|
switch ( nWS ) {
|
|
case SW_SHOWMINIMIZED:
|
|
case SW_SHOWMINNOACTIVE:
|
|
return ProcessWindowStyle.Minimized;
|
|
|
|
case SW_SHOWMAXIMIZED:
|
|
return ProcessWindowStyle.Maximized;
|
|
|
|
default:
|
|
return ProcessWindowStyle.Normal;
|
|
}
|
|
}
|
|
set
|
|
{
|
|
int nWS;
|
|
|
|
switch ( value ) {
|
|
case ProcessWindowStyle.Normal:
|
|
nWS = SW_SHOWNORMAL;
|
|
break;
|
|
|
|
case ProcessWindowStyle.Minimized:
|
|
nWS = SW_SHOWMINNOACTIVE;
|
|
break;
|
|
|
|
case ProcessWindowStyle.Maximized:
|
|
nWS = SW_SHOWMAXIMIZED;
|
|
break;
|
|
|
|
default: // ProcessWindowStyle.Hidden
|
|
throw new ArgumentException("Unsupported ProcessWindowStyle value.");
|
|
}
|
|
|
|
m_Link.SetShowCmd( nWS );
|
|
|
|
}
|
|
}
|
|
|
|
/// <value>
|
|
/// Gets or sets the hotkey for the shortcut.
|
|
/// </value>
|
|
public Keys Hotkey
|
|
{
|
|
get
|
|
{
|
|
short wHotkey;
|
|
int dwHotkey;
|
|
|
|
m_Link.GetHotkey( out wHotkey );
|
|
|
|
//
|
|
// Convert from IShellLink 16-bit format to Keys enumeration 32-bit value
|
|
// IShellLink: 0xMMVK
|
|
// Keys: 0x00MM00VK
|
|
// MM = Modifier (Alt, Control, Shift)
|
|
// VK = Virtual key code
|
|
//
|
|
dwHotkey = ((wHotkey & 0xFF00) << 8) | (wHotkey & 0xFF);
|
|
return (Keys) dwHotkey;
|
|
}
|
|
set
|
|
{
|
|
short wHotkey;
|
|
|
|
if ( (value & Keys.Modifiers) == 0 )
|
|
throw new ArgumentException("Hotkey must include a modifier key.");
|
|
|
|
//
|
|
// Convert from Keys enumeration 32-bit value to IShellLink 16-bit format
|
|
// IShellLink: 0xMMVK
|
|
// Keys: 0x00MM00VK
|
|
// MM = Modifier (Alt, Control, Shift)
|
|
// VK = Virtual key code
|
|
//
|
|
wHotkey = unchecked((short) ( ((int) (value & Keys.Modifiers) >> 8) | (int) (value & Keys.KeyCode) ));
|
|
m_Link.SetHotkey( wHotkey );
|
|
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Saves the shortcut to disk.
|
|
/// </summary>
|
|
public void Save()
|
|
{
|
|
IPersistFile pf = (IPersistFile) m_Link;
|
|
pf.Save( m_sPath, true );
|
|
}
|
|
|
|
/// <summary>
|
|
/// Returns a reference to the internal ShellLink object,
|
|
/// which can be used to perform more advanced operations
|
|
/// not supported by this wrapper class, by using the
|
|
/// IShellLink interface directly.
|
|
/// </summary>
|
|
public object ShellLink
|
|
{
|
|
get { return m_Link; }
|
|
}
|
|
|
|
|
|
#region Native Win32 API functions
|
|
private class Native
|
|
{
|
|
[DllImport("shell32.dll", CharSet=CharSet.Auto)]
|
|
public static extern IntPtr ExtractIcon(IntPtr hInst, string lpszExeFileName, int nIconIndex);
|
|
|
|
[DllImport("user32.dll")]
|
|
public static extern bool DestroyIcon(IntPtr hIcon);
|
|
}
|
|
#endregion
|
|
|
|
}
|
|
}
|