/// <summary>
/// Check to see whether there's variable-sized construct in an array. These include arrayVariable, arrayStreamed, union, string.
/// </summary>
/// <remarks>
/// This check should apply to the following scenarios:
/// <list>
/// Arrays contain arrayVariable, arrayStreamed, or union
/// Arrays contain struct which contains any of the above three elements
/// Arrays contain a number of embedded structs at least one of which contains any of the above three elements
/// Arrays contain arrayFixed which contains one of the above as element
/// Arrays contain a number of embedded arrayFixed any of which contains any of the above three elements
/// </list>
/// </remarks>
/// <param name="node"></param>
/// <param name="report"></param>
private static void checkVariableConstruct(AbstractNode node, ArrayList report)
{
if (node.GetType().Equals(typeof(StructNode)))
{
foreach (AbstractNode aNode in ((StructNode)node).getMembers())
{
if (aNode.isComplex())
{
checkVariableConstruct(aNode, report);
}
}
}
else if (node.GetType().Equals(typeof(UnionNode)))
{
report.Add("Warning: BinX library version 1.x does not support arrays containing union [" + node.toNodeText() + "].");
}
else if (node.GetType().Equals(typeof(ArrayNode)))
{
ArrayNode aNode = (ArrayNode)node;
if (aNode.isArrayFixed() == false)
{
report.Add("Warning: BinX library version 1.x does not support arrays containing variable-sized arrays [" + aNode.toNodeText() + "].");
}
else
{
checkVariableConstruct(aNode.getElement(), report);
}
}
}
/// <summary>
/// Add array element to the array node in the treeview from loaded document.
/// TODO: no support for array containing arrays or unions
/// </summary>
/// <param name="node"></param>
/// <param name="t"></param>
protected void addArrayNode(TreeNode node, ArrayNode t)
{
DataNode dt = new DataNode(t.getElement());
node.Nodes.Add(dt);
if (t.getElement().isComplex())
{
ComplexNode ct = (ComplexNode)t.getElement();
if (ct.GetType().Equals(typeof(StructNode)))
{
addStructNode(node.LastNode, (StructNode)ct);
}
else if (ct.GetType().Equals(typeof(ArrayNode)))
{
addArrayNode(node.LastNode, (ArrayNode)ct);
}
else if (ct.GetType().Equals(typeof(UnionNode)))
{
addUnionNode(node.LastNode, (UnionNode)ct);
}
}
// add dims
DataNode lastNode = (DataNode)node;
DimNode dim = t.getDimension();
while (dim != null)
{
DataNode d = new DataNode(dim);
lastNode.Nodes.Add(d);
lastNode = d;
dim = dim.getChild();
}
}
/// <summary>
/// Add an array data element.
/// </summary>
/// <param name="parentNode">parent node that contains this new node</param>
/// <param name="at">position before which the new node is inserted</param>
public void addArrayTypeNode(DataNode parentNode, int at, bool defineType)
{
FormArray formArray = new FormArray();
if (!defineType)
{
formArray.Text = "Build an array element";
formArray.ChangeLabel("Var Name:");
formArray.TypeName = "myArray-" + Convert.ToString(parentNode.Nodes.Count); //TODO: check for duplicate names
}
else
{
formArray.TypeName = "MyArray-" + Convert.ToString(++typeArrayCounter_);
}
formArray.DataTypeSource = document_.getTypeNames();
DialogResult r = formArray.ShowDialog(view_);
if (r == DialogResult.OK)
{
string varName = formArray.TypeName;
string arrayType = formArray.ArrayTypeName;
ArrayNode an = new ArrayNode(arrayType, (defineType)?"":varName);
//if variable, add sizeRef
if (formArray.ArrayType == 2)
{
AbstractNode data = new PrimitiveNode(formArray.SizeRef);
an.setSizeRef( data );
}
AbstractNode aNode = an;
if (defineType)
{
aNode = new DefineTypeNode(formArray.TypeName, an);
}
DataNode dn = new DataNode(aNode);
addChildNode(dn, formArray.DataType, ""); //element data type as first child node of array
if (formArray.ArrayType == 3) //arrayStreamed containing only one dim
{
//an.addDimension("", 0);
addChildNode(dn, new DataNode(new DimNode("", 0)), 1); //dim as second child node of array
}
else //fixed or variable
{
DataNode tmpNode = dn;
foreach (ListViewItem itm in formArray.getDimensions())
{
string scount = itm.Text;
string sdimname = itm.SubItems[1].Text;
if (!scount.Equals(""))
{
//DataNode dNode = new DataNode(an.addDimension(sdimname, scount));
DataNode dNode = new DataNode(new DimNode(sdimname, scount));
addChildNode(tmpNode, dNode, 1);
tmpNode = dNode;
}
}
}
addChildNode(parentNode, dn, at);
document_.setModified();
parentNode.ExpandAll();
}
}
/// <summary>
/// Parse and load an array element type
/// </summary>
/// <param name="reader"></param>
/// <returns></returns>
protected static ArrayNode LoadArray(XmlTextReader reader)
{
string aname = reader.LocalName;
string vname = reader.GetAttribute("varName");
string blocksize = reader.GetAttribute("blockSize");
ArrayNode a = new ArrayNode(aname);
if (vname != null)
{
a.setVarName( vname );
}
if (blocksize != null)
{
a.setBlockSize( Convert.ToInt32(blocksize) );
}
bool inSizeRefSection = false;
while (reader.Read())
{
if (reader.NodeType == XmlNodeType.Element)
{
if (reader.LocalName.Equals("sizeRef"))
{
inSizeRefSection = true;
}
else if (reader.LocalName.Equals("dim"))
{
string dname = reader.GetAttribute("name");
int nCount = 0;
string indexTo = reader.GetAttribute("indexTo");
if (indexTo == null)
{
string count = reader.GetAttribute("count");
if (count != null)
{
nCount = Convert.ToInt32(count);
}
}
else
{
nCount = Convert.ToInt32(indexTo) + 1;
}
a.addDimension(dname, nCount);
}
else if (inSizeRefSection)
{
a.setSizeRef( ParseNode(reader) );
}
else
{
a.setElement( ParseNode(reader) );
}
}
else if (reader.NodeType == XmlNodeType.EndElement)
{
if (reader.LocalName.Equals("sizeRef"))
{
inSizeRefSection = false;
}
else if (reader.LocalName.StartsWith("array"))
{
break;
}
}
}
return a;
}
/// <summary>
/// Add array element to the array node in the treeview from loaded document.
/// TODO: no support for array containing arrays or unions
/// </summary>
/// <param name="node"></param>
/// <param name="t"></param>
protected void addArrayNode(TreeNode node, ArrayNode t)
{
DataNode dt = new DataNode( t.getElement() );
node.Nodes.Add(dt);
if (t.getElement().isComplex())
{
ComplexNode ct = (ComplexNode)t.getElement();
if (ct.GetType().Equals(typeof(StructNode)))
{
addStructNode(node.LastNode, (StructNode)ct);
}
else if (ct.GetType().Equals(typeof(ArrayNode)))
{
addArrayNode(node.LastNode, (ArrayNode)ct);
}
else if (ct.GetType().Equals(typeof(UnionNode)))
{
addUnionNode(node.LastNode, (UnionNode)ct);
}
}
// add dims
DataNode lastNode = (DataNode)node;
DimNode dim = t.getDimension();
while (dim != null)
{
DataNode d = new DataNode(dim);
lastNode.Nodes.Add(d);
lastNode = d;
dim = dim.getChild();
}
}
/// <summary>
/// Check struct, union and array node for useType references, duplicate union case values.
/// </summary>
/// <remarks>
/// This check should apply to the following scenarios:
/// <list>
/// A struct contains two or more member elements that have the same variable name
/// A struct contains a useType as its member or member of its member which referenced a undefined type
/// A struct contains no member element
/// A union contains no case element
/// A union contains two or more cases with the same discriminant value
/// A union contains a useType element in any of the case elements that referenced a undefined type
/// An array contains no dimension element
/// An streamed array contains more than one dim element
/// An variable-sized array's first dim element has a count (should be zero)
/// A fixed array contains a dim element with a zero count (should be greater than 0)
/// An array contains useType element that referenced a undefined type
/// An array contains a variable-sized construct in its element or embeded descedants.
/// </list>
/// </remarks>
/// <param name="dataNode"></param>
/// <param name="defs"></param>
/// <param name="report"></param>
private static void checkComplexType(ComplexNode dataNode, Hashtable defs, ArrayList report)
{
if (dataNode.GetType().Equals(typeof(StructNode)))
{
StructNode sNode = (StructNode)dataNode;
if (sNode.getMemberCount() > 0)
{
Hashtable varNames = new Hashtable();
foreach (AbstractNode aNode in ((StructNode)dataNode).getMembers())
{
//check duplicate variable names as warnings
checkVarNames(aNode, varNames, report);
checkUseType(aNode, defs, report);
}
}
else
{
//empty struct
report.Add("Warning: struct '" + sNode.toNodeText() + "' contains no member element.");
}
}
else if (dataNode.GetType().Equals(typeof(UnionNode)))
{
UnionNode uNode = (UnionNode)dataNode;
if (uNode.getCaseCount() > 0)
{
Hashtable cases = new Hashtable();
foreach (CaseNode cNode in uNode.getCases())
{
//case values must be unique
if (cases.Contains(cNode.getDiscriminantValue()))
{
report.Add("Error: duplicate case value '" + cNode.getDiscriminantValue() + "' at union type '" + dataNode.toNodeText() + "'.");
}
else
{
cases.Add(cNode.getDiscriminantValue(), cNode);
}
//if case body is useType, check type defs
checkUseType(cNode.getCaseBody(), defs, report);
}
}
else
{
report.Add("Warning: union '" + uNode.toNodeText() + "' contains no case element.");
}
}
else if (dataNode.GetType().Equals(typeof(ArrayNode)))
{
ArrayNode arrayNode = (ArrayNode)dataNode;
if (arrayNode.getDimension() == null)
{
report.Add("Error: Array '" + arrayNode.toNodeText() + "' has no dimension element.");
}
else
{
if (arrayNode.isArrayStreamed() && arrayNode.getDimensionCount() > 1)
{
report.Add("Warning: Streamed array contains more than one dimension.");
}
else if (arrayNode.isArrayFixed())
{
for (DimNode dn = arrayNode.getDimension(); dn != null; dn = dn.getChild())
{
if (dn.count() <= 0)
{
report.Add("Error: array dimension is of invalid size at '" + arrayNode.toNodeText() + "'.");
}
}
}
else
{
//first dim must be of 0 size
DimNode dn = arrayNode.getDimension();
if (dn.count() > 0)
{
report.Add("Warning: first dimension count of a variable-sized array ignored at '" + arrayNode.toNodeText() + "'.");
}
for (dn = dn.getChild(); dn != null; dn = dn.getChild())
{
if (dn.count() <= 0)
{
report.Add("Error: array dimension is of invalid size at '" + arrayNode.toNodeText() + "'.");
}
}
}
}
checkUseType(arrayNode.getElement(), defs, report);
//check for variable-sized construct contained in arrays
checkVariableConstruct(arrayNode.getElement(), report);
}
}
/// <summary>
/// Parse and load an array element type
/// </summary>
/// <param name="reader"></param>
/// <returns></returns>
protected static ArrayNode LoadArray(XmlTextReader reader)
{
string aname = reader.LocalName;
string vname = reader.GetAttribute("varName");
string blocksize = reader.GetAttribute("blockSize");
ArrayNode a = new ArrayNode(aname);
if (vname != null)
{
a.setVarName(vname);
}
if (blocksize != null)
{
a.setBlockSize(Convert.ToInt32(blocksize));
}
bool inSizeRefSection = false;
while (reader.Read())
{
if (reader.NodeType == XmlNodeType.Element)
{
if (reader.LocalName.Equals("sizeRef"))
{
inSizeRefSection = true;
}
else if (reader.LocalName.Equals("dim"))
{
string dname = reader.GetAttribute("name");
int nCount = 0;
string indexTo = reader.GetAttribute("indexTo");
if (indexTo == null)
{
string count = reader.GetAttribute("count");
if (count != null)
{
nCount = Convert.ToInt32(count);
}
}
else
{
nCount = Convert.ToInt32(indexTo) + 1;
}
a.addDimension(dname, nCount);
}
else if (inSizeRefSection)
{
a.setSizeRef(ParseNode(reader));
}
else
{
a.setElement(ParseNode(reader));
}
}
else if (reader.NodeType == XmlNodeType.EndElement)
{
if (reader.LocalName.Equals("sizeRef"))
{
inSizeRefSection = false;
}
else if (reader.LocalName.StartsWith("array"))
{
break;
}
}
}
return(a);
}
/// <summary>
/// Add an array data element.
/// </summary>
/// <param name="parentNode">parent node that contains this new node</param>
/// <param name="at">position before which the new node is inserted</param>
public void addArrayTypeNode(DataNode parentNode, int at, bool defineType)
{
FormArray formArray = new FormArray();
if (!defineType)
{
formArray.Text = "Build an array element";
formArray.ChangeLabel("Var Name:");
formArray.TypeName = "myArray-" + Convert.ToString(parentNode.Nodes.Count); //TODO: check for duplicate names
}
else
{
formArray.TypeName = "MyArray-" + Convert.ToString(++typeArrayCounter_);
}
formArray.DataTypeSource = document_.getTypeNames();
DialogResult r = formArray.ShowDialog(view_);
if (r == DialogResult.OK)
{
string varName = formArray.TypeName;
string arrayType = formArray.ArrayTypeName;
ArrayNode an = new ArrayNode(arrayType, (defineType)?"":varName);
//if variable, add sizeRef
if (formArray.ArrayType == 2)
{
AbstractNode data = new PrimitiveNode(formArray.SizeRef);
an.setSizeRef(data);
}
AbstractNode aNode = an;
if (defineType)
{
aNode = new DefineTypeNode(formArray.TypeName, an);
}
DataNode dn = new DataNode(aNode);
addChildNode(dn, formArray.DataType, ""); //element data type as first child node of array
if (formArray.ArrayType == 3) //arrayStreamed containing only one dim
{
//an.addDimension("", 0);
addChildNode(dn, new DataNode(new DimNode("", 0)), 1); //dim as second child node of array
}
else //fixed or variable
{
DataNode tmpNode = dn;
foreach (ListViewItem itm in formArray.getDimensions())
{
string scount = itm.Text;
string sdimname = itm.SubItems[1].Text;
if (!scount.Equals(""))
{
//DataNode dNode = new DataNode(an.addDimension(sdimname, scount));
DataNode dNode = new DataNode(new DimNode(sdimname, scount));
addChildNode(tmpNode, dNode, 1);
tmpNode = dNode;
}
}
}
addChildNode(parentNode, dn, at);
document_.setModified();
parentNode.ExpandAll();
}
}