/// <summary>
/// Occurs when the SelectedIndices collection changes. The selection
/// will be assigned to the Property-Control 'pgGFTDef'.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">An EventArgs that contains no event data.</param>
private void lvGFT_SelectedIndexChanged(object sender, EventArgs e)
{
int nCnt, nIdx, i;
if (!m_fAutomatic)
{
m_fAutomatic = true;
// Get the count of selected elements
// in the ListView 'lvGFT'.
// Each element is assigned with an
// element in the CGlobalFrameTable.
nCnt = lvGFT.SelectedItems.Count;
if (nCnt == 1)
{
// If only one element is selected
// it can be assigned directly to the
// Property-Control.
nIdx = lvGFT.SelectedItems[0].Index;
// Assign the CFrameDefinition element
// from the CGlobalFrameTable.
pgGFTDef.SelectedObject = m_pGFT[nIdx];
}
else if (nCnt > 1)
{
// If more than one element are selected
// in the ListView means that the user
// want to change at least one property of
// all elements to a new value with
// the Property-Control.
// So get first the selected elements and the
// assigned objects from the CGlobalFrameTable
// into a local Array of elements.
CFrameDefinition[] lDefFrames = new CFrameDefinition[nCnt];
for (i = 0; i < nCnt; i++)
{
nIdx = lvGFT.SelectedItems[i].Index;
lDefFrames[i] = m_pGFT[nIdx];
}
// Assign the local array of elements
// from the CGlobalFrameTable.
pgGFTDef.SelectedObjects = lDefFrames;
}
m_fAutomatic = false;
}
return;
}
/// <summary>
/// Adds an CFrameDefinition object to the end of the CGlobalFrameTable.
/// </summary>
/// <param name="AFrameDefinition">The CFrameDefinition object to be added to the end of the CGlobalFrameTable.</param>
/// <returns>Returns the Index of position in the list.</returns>
private int AddFrameDefinition(CFrameDefinition AFrameDefinition)
{
// Check the parameter at first.
if (AFrameDefinition == null)
{
// Delivered object invalid. Do not add it.
return(-1);
}
else
{
// Add the delivered object (CFrameDefinition) to the list.
m_lFrameDefinitions.Add(AFrameDefinition);
}
// Return the position of the new added object.
// It should be added at the end so the position
// must be the last entry in the list.
return(m_lFrameDefinitions.Count - 1);
}
/// <summary>
/// Adds an CFrameDefinition object with the defined values to the end of the CGlobalFrameTable.
/// </summary>
/// <param name="AId">The Frame ID of the CFrameDefinition object to be added to the end of the CGlobalFrameTable.</param>
/// <param name="ALength">The Frame Length of the CFrameDefinition object to be added to the end of the CGlobalFrameTable.</param>
/// <param name="AChecksumType">The Frame Checksum Type of the CFrameDefinition object to be added to the end of the CGlobalFrameTable.</param>
/// <param name="ADirection">The Frame Direction of the CFrameDefinition object to be added to the end of the CGlobalFrameTable.</param>
/// <returns>Returns the Index of position in the list.</returns>
private int AddFrameDefinition(int AId, int ALength, Peak.Lin.TLINChecksumType AChecksumType, Peak.Lin.TLINDirection ADirection)
{
// Check the Frame-ID for adding.
// Only ID's from 0 to 63 are allowed to add.
if ((AId < 0) || (AId > 63))
{
// ID is invalid. Do not add it.
return(-1);
}
else
{
// The delivered Frame-ID is valid.
CFrameDefinition lFD;
byte lbID;
// Create a Frame Definition object.
// and assigned the delivered values to it.
lFD = new CFrameDefinition();
lFD.m_pParent = this;
lFD.m_nID = AId;
lFD.m_nLength = ALength;
lFD.m_nChecksumType = AChecksumType;
lFD.m_bDirection = ADirection;
// Calculate the Protected-ID with
// the delivered Frame-ID.
lbID = Convert.ToByte(AId);
Peak.Lin.PLinApi.GetPID(ref lbID);
// Assign the calculated Protected-ID.
lFD.m_nProtectedID = lbID;
// Add the created object to the list.
m_lFrameDefinitions.Add(lFD);
}
// Return the position of the new added object.
// It should be added at the end so the position
// must be the last entry in the list.
return(m_lFrameDefinitions.Count - 1);
}
/// <summary>
/// Retrieves the index within the CGlobalFrameTable of the specified item.
/// </summary>
/// <param name="Item">An object representing the item to locate in the CGlobalFrameTable.</param>
/// <returns>The index of the specified item.</returns>
internal int IndexOf(CFrameDefinition Item)
{
// Get the index of Item in the list.
return(m_lFrameDefinitions.IndexOf(Item));
}