/// <summary>
/// Process the MMI and do callbacks.
/// </summary>
/// <param name="CiMenu"></param>
/// <returns></returns>
private bool ProcessCamMenu(DD_CAM_MENU_DATA CiMenu)
{
Log.Log.Debug("Menu received (ID {0} Type {1} Choices {2})", CiMenu.Id, CiMenu.Type, CiMenu.NumChoices);
//Log.Log.Debug(" Menu Id = {0}", CiMenu.Id);
//Log.Log.Debug(" Menu Type = {0}", CiMenu.Type);
//Log.Log.Debug(" Menu Choices = {0}", CiMenu.NumChoices);
//Log.Log.Debug(" Menu Length = {0}", CiMenu.Length);
if (ciMenuCallbacks == null)
{
return(false);
}
switch (CiMenu.Type)
{
case 1:
case 2:
ciMenuCallbacks.OnCiMenu(CiMenu.Title, CiMenu.SubTitle, CiMenu.BottomText, CiMenu.NumChoices);
int n = 0;
foreach (String choice in CiMenu.Choices)
{
ciMenuCallbacks.OnCiMenuChoice(n++, choice);
}
break;
case 3:
case 4:
ciMenuCallbacks.OnCiRequest(false, (uint)CiMenu.NumChoices, CiMenu.Title);
break;
default:
Log.Log.Debug("Unknown MMI Type {0}", CiMenu.Type);
break;
}
return(true);
}
/// <summary>
/// Process the MMI and do callbacks.
/// </summary>
/// <param name="CiMenu"></param>
/// <returns></returns>
private bool ProcessCamMenu(DD_CAM_MENU_DATA CiMenu)
{
Log.Log.Debug("Menu received (ID {0} Type {1} Choices {2})", CiMenu.Id, CiMenu.Type, CiMenu.NumChoices);
//Log.Log.Debug(" Menu Id = {0}", CiMenu.Id);
//Log.Log.Debug(" Menu Type = {0}", CiMenu.Type);
//Log.Log.Debug(" Menu Choices = {0}", CiMenu.NumChoices);
//Log.Log.Debug(" Menu Length = {0}", CiMenu.Length);
if (ciMenuCallbacks == null)
return false;
switch (CiMenu.Type)
{
case 1:
case 2:
ciMenuCallbacks.OnCiMenu(CiMenu.Title, CiMenu.SubTitle, CiMenu.BottomText, CiMenu.NumChoices);
int n = 0;
foreach (String choice in CiMenu.Choices)
{
ciMenuCallbacks.OnCiMenuChoice(n++, choice);
}
break;
case 3:
case 4:
ciMenuCallbacks.OnCiRequest(false, (uint)CiMenu.NumChoices, CiMenu.Title);
break;
default:
Log.Log.Debug("Unknown MMI Type {0}", CiMenu.Type);
break;
}
return true;
}
private bool GetCamMenuText(out DD_CAM_MENU_DATA CiMenu)
{
CiMenu = new DD_CAM_MENU_DATA();
IKsControl pControl = CiFilter as IKsControl;
if (pControl == null) return false;
// Initialize unmanged memory to hold the struct.
Int32 ulMenuSize = 2048;
IntPtr pCiMenu = Marshal.AllocHGlobal(ulMenuSize);
try
{
KSMETHOD KsMethod = new KSMETHOD(KSMETHODSET_DD_CAM_CONTROL,
(Int32)KSMETHOD_DD_CAM_CONTROL.KSMETHOD_DD_CAM_GET_MENU,
KSMETHOD_TYPE_SEND);
Int32 dwReturned = 0;
Int32 hr = pControl.KsMethod(ref KsMethod, Marshal.SizeOf(KsMethod),
pCiMenu, ulMenuSize,
ref dwReturned
);
if (hr == 0)
{
Int32 offs = 0;
CiMenu.Id = Marshal.ReadInt32(pCiMenu, offs);
offs += 4;
CiMenu.Type = Marshal.ReadInt32(pCiMenu, offs);
offs += 4;
CiMenu.NumChoices = Marshal.ReadInt32(pCiMenu, offs);
offs += 4;
CiMenu.Length = Marshal.ReadInt32(pCiMenu, offs);
offs += 4;
// check if we already received this menu, then ignore it.
// otherwise we would do an endless processing.
if (CiMenu.Id == _MenuId)
return false;
//DVB_MMI.DumpBinary(pCiMenu, 0, dwReturned);
CiMenu.Choices = new List<String>();
for (int i = 0; i < CiMenu.NumChoices + 3; i++)
{
IntPtr newPtr = new IntPtr(pCiMenu.ToInt32() + offs);
String choice = Marshal.PtrToStringAnsi(newPtr);
switch (i)
{
case 0:
CiMenu.Title = choice;
break;
case 1:
CiMenu.SubTitle = choice;
break;
case 2:
CiMenu.BottomText = choice;
break;
default:
CiMenu.Choices.Add(choice);
break;
}
offs += choice.Length + 1;
}
// remember current received menu id
_MenuId = CiMenu.Id;
}
//else
// Marshal.ThrowExceptionForHR(hr);
return hr == 0;
}
finally
{
// Free the unmanaged memory.
Marshal.FreeHGlobal(pCiMenu);
}
}
private bool GetCamMenuText(out DD_CAM_MENU_DATA CiMenu)
{
CiMenu = new DD_CAM_MENU_DATA();
IKsControl pControl = CiFilter as IKsControl;
if (pControl == null)
{
return(false);
}
// Initialize unmanged memory to hold the struct.
Int32 ulMenuSize = 2048;
IntPtr pCiMenu = Marshal.AllocHGlobal(ulMenuSize);
try
{
KSMETHOD KsMethod = new KSMETHOD(KSMETHODSET_DD_CAM_CONTROL,
(Int32)KSMETHOD_DD_CAM_CONTROL.KSMETHOD_DD_CAM_GET_MENU,
KSMETHOD_TYPE_SEND);
Int32 dwReturned = 0;
Int32 hr = pControl.KsMethod(ref KsMethod, Marshal.SizeOf(KsMethod),
pCiMenu, ulMenuSize,
ref dwReturned
);
if (hr == 0)
{
Int32 offs = 0;
CiMenu.Id = Marshal.ReadInt32(pCiMenu, offs);
offs += 4;
CiMenu.Type = Marshal.ReadInt32(pCiMenu, offs);
offs += 4;
CiMenu.NumChoices = Marshal.ReadInt32(pCiMenu, offs);
offs += 4;
CiMenu.Length = Marshal.ReadInt32(pCiMenu, offs);
offs += 4;
// check if we already received this menu, then ignore it.
// otherwise we would do an endless processing.
if (CiMenu.Id == _MenuId)
{
return(false);
}
//DVB_MMI.DumpBinary(pCiMenu, 0, dwReturned);
CiMenu.Choices = new List <String>();
for (int i = 0; i < CiMenu.NumChoices + 3; i++)
{
IntPtr newPtr = new IntPtr(pCiMenu.ToInt32() + offs);
String choice = Marshal.PtrToStringAnsi(newPtr);
switch (i)
{
case 0:
CiMenu.Title = choice;
break;
case 1:
CiMenu.SubTitle = choice;
break;
case 2:
CiMenu.BottomText = choice;
break;
default:
CiMenu.Choices.Add(choice);
break;
}
offs += choice.Length + 1;
}
// remember current received menu id
_MenuId = CiMenu.Id;
}
//else
// Marshal.ThrowExceptionForHR(hr);
return(hr == 0);
}
finally
{
// Free the unmanaged memory.
Marshal.FreeHGlobal(pCiMenu);
}
}