/// <summary>
/// Create a new icon image resource from a file icon.
/// </summary>
/// <param name="icon">File icon.</param>
/// <param name="type">Resource type.</param>
/// <param name="name">Resource id.</param>
/// <param name="language">Resource language.</param>
public IconImageResource(IconFileIcon icon, ResourceId type, ResourceId name, UInt16 language)
{
_name = name;
_type = type;
_language = language;
_header.bColors = icon.Header.bColors;
_header.bHeight = icon.Header.bHeight;
_header.bReserved = icon.Header.bReserved;
_header.bWidth = icon.Header.bWidth;
_header.dwImageSize = icon.Header.dwImageSize;
_header.wBitsPerPixel = icon.Header.wBitsPerPixel;
_header.wPlanes = icon.Header.wPlanes;
_header.nID = (UInt16)name.Id;
_image = new DeviceIndependentBitmap(icon.Image);
}
/// <summary>
/// Convert into an icon resource that can be written into an executable.
/// </summary>
/// <param name="icon">Icon image.</param>
/// <param name="id">Icon Id.</param>
/// <param name="language">Resource language.</param>
/// <returns>An icon resource.</returns>
public IconResource(IconFileIcon icon, ResourceId id, UInt16 language)
: base(icon, new ResourceId(ResourceTypes.RT_ICON), id, language)
{
}
/// <summary>
/// Convert into an icon resource that can be written into an executable.
/// </summary>
/// <param name="icon">Icon image.</param>
/// <param name="id">Icon Id.</param>
/// <param name="language">Language.</param>
/// <returns>An icon resource.</returns>
public CursorResource(IconFileIcon icon, ResourceId id, UInt16 language)
: base(icon, new ResourceId(ResourceTypes.RT_CURSOR), id, language)
{
}
/// <summary>
/// Read icons.
/// </summary>
/// <param name="lpData">Pointer to the beginning of a FILEGRPICONDIR structure.</param>
/// <returns>Pointer to the end of a FILEGRPICONDIR structure.</returns>
internal IntPtr Read(IntPtr lpData)
{
Icons.Clear();
_header = (FileGrpIconDir)Marshal.PtrToStructure(lpData, typeof (FileGrpIconDir));
var lpEntry = new IntPtr(lpData.ToInt32() + Marshal.SizeOf(_header));
for (var i = 0; i < _header.wCount; i++) {
var iconFileIcon = new IconFileIcon();
lpEntry = iconFileIcon.Read(lpEntry, lpData);
Icons.Add(iconFileIcon);
}
return lpEntry;
}