/// <summary>Gets popup menu items from padding</summary>
/// <param name="reader">Menu bytes</param>
/// <param name="padding">Starting popup menu padding</param>
/// <exception cref="T:InvalidOperationException">Can't find end of menu marker</exception>
/// <returns>Readed popup menu items</returns>
private MenuPopupItem[] GetPopupMenu(PinnedBufferReader reader, ref UInt32 padding)
{
List <MenuPopupItem> result = new List <MenuPopupItem>();
while (padding < reader.Length)
{
padding = NativeMethods.AlignToInt(padding);
WinUser.MENUITEMEX item = reader.BytesToStructure <WinUser.MENUITEMEX>(ref padding);
MenuPopupItem menu = new MenuPopupItem()
{
ItemEx = item,
};
result.Add(menu);
menu.Title = reader.BytesToStringUni(ref padding);
if (item.IsPopUp)
{
menu.dwHelpId = reader.BytesToStructure <UInt32>(ref padding);
menu.SubItems = this.GetPopupMenu(reader, ref padding);
}
if (item.IsFinal)
{
return(result.ToArray());
}
}
throw new InvalidOperationException();
}
/// <summary>Gets menu items from padding</summary>
/// <param name="padding">Starting menu padding</param>
/// <exception cref="T:InvalidOperationException">Can't find end of menu marker</exception>
/// <returns>Menu items</returns>
private IEnumerable <MenuItem> GetMenu(UInt32 padding)
{
//List<MenuItem> result = new List<MenuItem>();
using (PinnedBufferReader reader = base.CreateDataReader())
while (padding < reader.Length)
{
padding = NativeMethods.AlignToInt(padding);
WinUser.MENUITEMEX item = reader.BytesToStructure <WinUser.MENUITEMEX>(ref padding);
MenuItem menu = new MenuItem()
{
ItemEx = item,
};
//result.Add(menu);
menu.Title = reader.BytesToStringUni(ref padding);
//TODO: bResInfo в 16 битных приложениях занимает не WORD, а BYTE. Если найдётся реальный пример, придётся полностью делать динамичесую структуру.
if (item.IsPopUp)
{
menu.dwHelpId = reader.BytesToStructure <UInt32>(ref padding);
menu.SubItems = this.GetPopupMenu(reader, ref padding);
}
yield return(menu);
if (item.IsFinal)
{
yield break;
}
//return result.ToArray();
}
throw new InvalidOperationException();
}