/// <summary>
/// Returns the icon associated with the application executable.
/// </summary>
/// <returns></returns>
public Icon GetAssemblyIcon()
{
var sfi = new NativeMethods.SHFILEINFO();
var flags = NativeMethods.SHGFI.SHGFI_LARGEICON | NativeMethods.SHGFI.SHGFI_ICON;
Icon ret = null;
if (SafeNativeMethods.SHGetFileInfo(ModuleName, 0, ref sfi, Marshal.SizeOf(sfi), flags) != IntPtr.Zero)
{
ret = Icon.FromHandle(sfi.hIcon);
}
return(ret);
}
/// <summary>
/// Returns the icon associated with the window.
/// </summary>
/// <returns></returns>
public virtual Icon GetWindowIcon()
{
if (IsDesktop)
{
IntPtr pidl;
if (SafeNativeMethods.SHGetFolderLocation(new HandleRef(this, Handle), 0, IntPtr.Zero, 0, out pidl) == 0)
{
var sfi = new NativeMethods.SHFILEINFO();
var flags = NativeMethods.SHGFI.SHGFI_LARGEICON | NativeMethods.SHGFI.SHGFI_ICON | NativeMethods.SHGFI.SHGFI_PIDL;
Icon retIcon = null;
if (SafeNativeMethods.SHGetFileInfo(new HandleRef(this, pidl), 0, ref sfi, Marshal.SizeOf(sfi), flags) != IntPtr.Zero)
{
var ico = Icon.FromHandle(sfi.hIcon);
retIcon = (Icon)ico.Clone();
ico.Dispose();
SafeNativeMethods.DestroyIcon(new HandleRef(sfi, sfi.hIcon));
}
Marshal.FreeCoTaskMem(pidl);
return(retIcon);
}
return(null);
}
else
{
var hIcon = SendMessage(NativeMethods.WM_GETICON, NativeMethods.ICON_BIG, 0);
if (hIcon != IntPtr.Zero)
{
// Return a cloned icon (the original icon can be destroyed at any time, and is unsafe to use.)
// BUG: Cloning blows memory?
var appIcon = Icon.FromHandle(hIcon);
var retIcon = (Icon)appIcon.Clone();
appIcon.Dispose();
return(retIcon);
}
else
{
return(null);
}
}
}
public static extern IntPtr SHGetFileInfo(
HandleRef pidl,
int dwFileAttributes,
ref NativeMethods.SHFILEINFO psfi,
int cbFileInfo,
NativeMethods.SHGFI uFlags);
public static extern IntPtr SHGetFileInfo(
string pszPath,
int dwFileAttributes,
ref NativeMethods.SHFILEINFO psfi,
int cbFileInfo,
NativeMethods.SHGFI uFlags);
/// <summary>
/// Returns the icon associated with the window.
/// </summary>
/// <returns></returns>
public virtual Icon GetWindowIcon()
{
if (IsDesktop)
{
IntPtr pidl;
if (SafeNativeMethods.SHGetFolderLocation(new HandleRef(this, Handle), 0, IntPtr.Zero, 0, out pidl) == 0)
{
var sfi = new NativeMethods.SHFILEINFO();
var flags = NativeMethods.SHGFI.SHGFI_LARGEICON | NativeMethods.SHGFI.SHGFI_ICON | NativeMethods.SHGFI.SHGFI_PIDL;
Icon retIcon = null;
if (SafeNativeMethods.SHGetFileInfo(new HandleRef(this, pidl), 0, ref sfi, Marshal.SizeOf(sfi), flags) != IntPtr.Zero)
{
var ico = Icon.FromHandle(sfi.hIcon);
retIcon = (Icon)ico.Clone();
ico.Dispose();
SafeNativeMethods.DestroyIcon(new HandleRef(sfi, sfi.hIcon));
}
Marshal.FreeCoTaskMem(pidl);
return retIcon;
}
return null;
}
else
{
var hIcon = SendMessage(NativeMethods.WM_GETICON, NativeMethods.ICON_BIG, 0);
if (hIcon != IntPtr.Zero)
{
// Return a cloned icon (the original icon can be destroyed at any time, and is unsafe to use.)
// BUG: Cloning blows memory?
var appIcon = Icon.FromHandle(hIcon);
var retIcon = (Icon)appIcon.Clone();
appIcon.Dispose();
return retIcon;
}
else
return null;
}
}
/// <summary>
/// Returns the icon associated with the application executable.
/// </summary>
/// <returns></returns>
public Icon GetAssemblyIcon()
{
var sfi = new NativeMethods.SHFILEINFO();
var flags = NativeMethods.SHGFI.SHGFI_LARGEICON | NativeMethods.SHGFI.SHGFI_ICON;
Icon ret = null;
if (SafeNativeMethods.SHGetFileInfo(ModuleName, 0, ref sfi, Marshal.SizeOf(sfi), flags) != IntPtr.Zero)
ret = Icon.FromHandle(sfi.hIcon);
return ret;
}
