/// <summary>
/// Displays the value in the control.
/// </summary>
public void ShowValue(
NodeId nodeId,
uint attributeId,
string name,
object value,
bool readOnly)
{
m_readOnly = readOnly;
NavigationMENU.Items.Clear();
if (m_readOnly)
{
ValuesDV.EditMode = DataGridViewEditMode.EditProgrammatically;
TextValueTB.ReadOnly = true;
}
Type type = null;
// determine the expected data type for non-value attributes.
if (attributeId != 0 && attributeId != Attributes.Value)
{
BuiltInType builtInType = TypeInfo.GetBuiltInType(Attributes.GetDataTypeId(attributeId));
int valueRank = Attributes.GetValueRank(attributeId);
type = TypeInfo.GetSystemType(builtInType, valueRank);
}
// determine the expected data type for value attributes.
else if (!NodeId.IsNull(nodeId))
{
IVariableBase variable = m_session.NodeCache.Find(nodeId) as IVariableBase;
if (variable != null)
{
BuiltInType builtInType = TypeInfo.GetBuiltInType(variable.DataType, m_session.TypeTree);
int valueRank = variable.ValueRank;
type = TypeInfo.GetSystemType(builtInType, valueRank);
if (builtInType == BuiltInType.ExtensionObject && valueRank < 0)
{
type = TypeInfo.GetSystemType(variable.DataType, m_session.Factory);
}
}
}
// use the value.
else if (value != null)
{
type = value.GetType();
}
// go with default.
else
{
type = typeof(string);
}
// assign a name.
if (String.IsNullOrEmpty(name))
{
if (attributeId != 0)
{
name = Attributes.GetBrowseName(attributeId);
}
else
{
name = type.Name;
}
}
AccessInfo info = new AccessInfo();
info.Value = Utils.Clone(value);
info.TypeInfo = TypeInfo.Construct(type);
if (value == null && info.TypeInfo.ValueRank < 0)
{
info.Value = TypeInfo.GetDefaultValue(info.TypeInfo.BuiltInType);
}
info.Name = name;
m_value = info;
ShowValue(info);
}
/// <summary>
/// Adds the value at an array index to the control.
/// </summary>
private void ShowIndexedValue(AccessInfo info)
{
DataRow row = m_dataset.Tables[0].NewRow();
StringBuilder buffer = new StringBuilder();
buffer.Append("[");
if (info.Indexes != null)
{
for (int ii = 0; ii < info.Indexes.Length; ii++)
{
if (ii > 0)
{
buffer.Append(",");
}
buffer.Append(info.Indexes[ii]);
}
}
buffer.Append("]");
info.Name = buffer.ToString();
row[0] = info;
row[1] = info.Name;
row[2] = GetDataTypeString(info);
row[3] = ValueToString(info.Value, info.TypeInfo);
row[4] = ImageList.Images[ClientUtils.GetImageIndex(Attributes.Value, info.Value)];
m_dataset.Tables[0].Rows.Add(row);
}
public void InvokeTableItemRemoveAccessMember(Authentication authentication, ITableItem tableItem, AccessInfo accessInfo, string memberID)
{
this.CremaHost.DebugMethod(authentication, this, nameof(InvokeTableItemRemoveAccessMember), tableItem, memberID);
var accessInfoPath = tableItem.GetAccessInfoPath();
try
{
accessInfo.Remove(authentication.SignatureDate, memberID);
tableItem.WriteAccessInfo(accessInfoPath, accessInfo);
}
catch (Exception e)
{
this.CremaHost.Error(e);
this.repository.Revert();
throw e;
}
}
/// <summary>
/// Displays the value in the control.
/// </summary>
public void ShowValue(
NodeId nodeId,
uint attributeId,
string name,
object value,
bool readOnly)
{
m_readOnly = readOnly;
NavigationMENU.Items.Clear();
if (m_readOnly)
{
ValuesDV.EditMode = DataGridViewEditMode.EditProgrammatically;
TextValueTB.ReadOnly = true;
}
Type type = null;
// determine the expected data type for non-value attributes.
if (attributeId != 0 && attributeId != Attributes.Value)
{
BuiltInType builtInType = TypeInfo.GetBuiltInType(Attributes.GetDataTypeId(attributeId));
int valueRank = Attributes.GetValueRank(attributeId);
type = TypeInfo.GetSystemType(builtInType, valueRank);
}
// determine the expected data type for value attributes.
else if (!NodeId.IsNull(nodeId))
{
IVariableBase variable = m_session.NodeCache.Find(nodeId) as IVariableBase;
if (variable != null)
{
BuiltInType builtInType = TypeInfo.GetBuiltInType(variable.DataType, m_session.TypeTree);
int valueRank = variable.ValueRank;
type = TypeInfo.GetSystemType(builtInType, valueRank);
if (builtInType == BuiltInType.ExtensionObject && valueRank < 0)
{
type = TypeInfo.GetSystemType(variable.DataType, m_session.Factory);
}
}
}
// use the value.
else if (value != null)
{
type = value.GetType();
}
// go with default.
else
{
type = typeof(string);
}
// assign a name.
if (String.IsNullOrEmpty(name))
{
if (attributeId != 0)
{
name = Attributes.GetBrowseName(attributeId);
}
else
{
name = type.Name;
}
}
AccessInfo info = new AccessInfo();
info.Value = Utils.Clone(value);
info.TypeInfo = TypeInfo.Construct(type);
if (value == null && info.TypeInfo.ValueRank < 0)
{
info.Value = TypeInfo.GetDefaultValue(info.TypeInfo.BuiltInType);
}
info.Name = name;
m_value = info;
ShowValue(info);
}
/// <summary>
/// Displays the value in the control.
/// </summary>
private void ShowValue(AccessInfo parent)
{
ShowValueNoNotify(parent);
if (m_ValueChanged != null)
{
m_ValueChanged(this, null);
}
}
/// <summary>
/// Returns the data type of the value.
/// </summary>
private string GetDataTypeString(AccessInfo accessInfo)
{
Type type = GetDataType(accessInfo);
if (type == null)
{
return accessInfo.TypeInfo.ToString();
}
return type.Name;
}
/// <summary>
/// Whether the value can be edited in the grid view.
/// </summary>
private bool IsSimpleValue(AccessInfo info)
{
if (info == null || info.TypeInfo == null)
{
return true;
}
TypeInfo typeInfo = info.TypeInfo;
object value = info.Value;
if (value is Variant)
{
Variant variant = (Variant)info.Value;
typeInfo = variant.TypeInfo;
value = variant.Value;
if (typeInfo == null)
{
typeInfo = TypeInfo.Construct(value);
}
}
if (typeInfo.ValueRank >= 0)
{
return false;
}
switch (typeInfo.BuiltInType)
{
case BuiltInType.String:
{
string text = value as string;
if (text != null && text.Length >= MaxDisplayTextLength)
{
return false;
}
return true;
}
case BuiltInType.ByteString:
case BuiltInType.XmlElement:
case BuiltInType.QualifiedName:
case BuiltInType.LocalizedText:
case BuiltInType.DataValue:
case BuiltInType.ExtensionObject:
{
return false;
}
}
return true;
}
public void InvokeDataBaseSetPrivate(Authentication authentication, DataBase dataBase, AccessInfo accessInfo)
{
this.CremaHost.DebugMethod(authentication, this, nameof(InvokeDataBaseSetPrivate), dataBase);
var accessInfoPath = dataBase.GetAccessInfoPath();
try
{
accessInfo.SetPrivate(dataBase.GetType().Name, authentication.SignatureDate);
dataBase.WriteAccessInfo(accessInfoPath, accessInfo);
this.repository.Add(accessInfoPath);
}
catch (Exception e)
{
this.CremaHost.Error(e);
this.repository.Revert(dataBase.BasePath);
throw e;
}
}
public void InvokeDataBaseSetPublic(Authentication authentication, DataBase dataBase, AccessInfo accessInfo)
{
this.CremaHost.DebugMethod(authentication, this, nameof(InvokeDataBaseSetPrivate), dataBase);
var accessInfoPath = dataBase.GetAccessInfoPath();
try
{
accessInfo.SetPublic();
this.repository.Delete(accessInfoPath);
}
catch (Exception e)
{
this.CremaHost.Error(e);
this.repository.Revert(dataBase.BasePath);
throw e;
}
}
public void InvokeTableItemSetPublic(Authentication authentication, ITableItem tableItem, AccessInfo accessInfo)
{
this.CremaHost.DebugMethod(authentication, this, nameof(InvokeTableItemSetPrivate), tableItem);
}
public void InvokeTableItemRemoveAccessMember(Authentication authentication, ITableItem tableItem, AccessInfo accessInfo, string memberID)
{
this.CremaHost.DebugMethod(authentication, this, nameof(InvokeTableItemRemoveAccessMember), tableItem, memberID);
}
public void SetAccessInfo(AccessInfo accessInfo)
{
base.AccessInfo = accessInfo;
}
public void InvokeTableItemSetPublic(Authentication authentication, ITableItem tableItem, AccessInfo accessInfo)
{
this.CremaHost.DebugMethod(authentication, this, nameof(InvokeTableItemSetPrivate), tableItem);
var accessInfoPath = tableItem.GetAccessInfoPath();
try
{
accessInfo.SetPublic();
this.repository.Delete(accessInfoPath);
}
catch (Exception e)
{
this.CremaHost.Error(e);
this.repository.Revert();
throw e;
}
}
public void InvokeTableItemSetPrivate(Authentication authentication, ITableItem tableItem, AccessInfo accessInfo)
{
this.CremaHost.DebugMethod(authentication, this, nameof(InvokeTableItemSetPrivate), tableItem);
var accessInfoPath = tableItem.GetAccessInfoPath();
try
{
accessInfo.SetPrivate(tableItem.GetType().Name, authentication.SignatureDate);
tableItem.WriteAccessInfo(accessInfoPath, accessInfo);
this.repository.Add(accessInfoPath);
}
catch (Exception e)
{
this.CremaHost.Error(e);
this.repository.Revert();
throw e;
}
}
/// <summary>
/// Displays the value in the control.
/// </summary>
private void ShowValueNoNotify(AccessInfo parent)
{
m_dataset.Tables[0].Clear();
ValuesDV.Visible = true;
TextValueTB.Visible = false;
ToolStripItem item = NavigationMENU.Items.Add(parent.Name);
item.Click += new EventHandler(NavigationMENU_Click);
item.Tag = parent;
TypeInfo typeInfo = parent.TypeInfo;
object value = parent.Value;
if (value is Variant)
{
Variant variant = (Variant)value;
value = variant.Value;
if (value != null)
{
parent.TypeInfo = typeInfo = variant.TypeInfo;
if (typeInfo == null)
{
parent.TypeInfo = typeInfo = TypeInfo.Construct(value);
}
}
}
if (typeInfo.ValueRank >= 0)
{
Matrix matrix = value as Matrix;
if (matrix != null)
{
value = matrix.ToArray();
}
System.Collections.IEnumerable enumerable = value as System.Collections.IEnumerable;
if (enumerable != null)
{
// get the dimensions of any array.
int[] dimensions = null;
// calculate them.
if (matrix == null)
{
Array array = enumerable as Array;
if (array != null)
{
dimensions = new int[array.Rank];
for (int ii = 0; ii < array.Rank; ii++)
{
dimensions[ii] = array.GetLength(ii);
}
}
else
{
dimensions = new int[1];
System.Collections.IList list = enumerable as System.Collections.IList;
if (list != null)
{
dimensions[0] = list.Count;
}
}
}
// get them from the matrix.
else
{
dimensions = matrix.Dimensions;
}
// display the array elements.
int count = 0;
TypeInfo elementType = new TypeInfo(typeInfo.BuiltInType, ValueRanks.Scalar);
ValuesDV.Visible = true;
TextValueTB.Visible = false;
foreach (object element in enumerable)
{
int[] indexes = GetIndexFromCount(count++, dimensions);
AccessInfo info = new AccessInfo();
info.Parent = parent;
info.Indexes = indexes;
info.TypeInfo = elementType;
info.Value = element;
ShowIndexedValue(info);
}
}
return;
}
// check for null.
if (value == null)
{
if (parent.Parent != null && parent.Parent.Value is Array)
{
parent.Value = value = Activator.CreateInstance(parent.Parent.Value.GetType().GetElementType());
}
else if (parent.Parent != null && parent.PropertyInfo != null)
{
parent.Value = value = Activator.CreateInstance(parent.PropertyInfo.PropertyType);
}
else
{
ShowTextValue(value, parent.TypeInfo);
return;
}
}
object structure = value;
// check for extension object.
ExtensionObject extension = structure as ExtensionObject;
if (extension != null)
{
structure = extension.Body;
}
// check for XmlElements.
if (structure is XmlElement)
{
ShowTextValue((XmlElement)structure);
return;
}
// check for ByteString.
if (structure is byte[])
{
ShowTextValue((byte[])structure);
return;
}
// check for NodeId.
if (structure is NodeId)
{
ShowTextValue(((NodeId)structure).ToString());
return;
}
// check for ExpandedNodeId.
if (structure is ExpandedNodeId)
{
ShowTextValue(((ExpandedNodeId)structure).ToString());
return;
}
// check for QualifiedName.
if (structure is QualifiedName)
{
ShowTextValue(((QualifiedName)structure).ToString());
return;
}
// check for Guid.
if (structure is Guid)
{
ShowTextValue(((Guid)structure).ToString());
return;
}
// check for Uuid.
if (structure is Uuid)
{
ShowTextValue(((Uuid)structure).ToString());
return;
}
// check for StatusCode.
if (structure is StatusCode)
{
ShowTextValue(Utils.Format("0x{0:X8}", ((StatusCode)structure).Code));
return;
}
ValuesDV.Visible = true;
TextValueTB.Visible = false;
// use reflection to display the properties of the structure.
bool isStructure = false;
PropertyInfo[] properties = structure.GetType().GetProperties(BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic);
foreach (PropertyInfo property in properties)
{
if (property.GetIndexParameters().Length > 0)
{
continue;
}
object element = property.GetValue(structure, null);
string name = null;
foreach (object attribute in property.GetCustomAttributes(true))
{
if (typeof(System.Runtime.Serialization.DataMemberAttribute).IsInstanceOfType(attribute))
{
name = ((System.Runtime.Serialization.DataMemberAttribute)attribute).Name;
if (name == null)
{
name = property.Name;
}
break;
}
}
if (name == null)
{
continue;
}
AccessInfo info = new AccessInfo();
info.Parent = parent;
info.PropertyInfo = property;
info.TypeInfo = TypeInfo.Construct(property.PropertyType);
info.Value = element;
info.Name = name;
ShowNamedValue(info);
isStructure = true;
}
if (!isStructure)
{
ShowTextValue(parent.Value, parent.TypeInfo);
}
}
public void InvokeDataBaseRemoveAccessMember(Authentication authentication, DataBase dataBase, AccessInfo accessInfo, string memberID)
{
this.CremaHost.DebugMethod(authentication, this, nameof(InvokeDataBaseRemoveAccessMember), dataBase, memberID);
var accessInfoPath = dataBase.GetAccessInfoPath();
try
{
accessInfo.Remove(authentication.SignatureDate, memberID);
dataBase.WriteAccessInfo(accessInfoPath, accessInfo);
}
catch (Exception e)
{
this.CremaHost.Error(e);
this.repository.Revert(dataBase.BasePath);
throw e;
}
}
public void SetAccessInfo(AccessInfo accessInfo)
{
accessInfo.Path = this.Path;
base.AccessInfo = accessInfo;
}
public static void WriteAccessInfo(this DataBase dataBase, string accessInfoPath, AccessInfo accessInfo)
{
WriteAccessInfo(accessInfoPath, accessInfo);
}
/// <summary>
/// Adds the value with the specified name to the control.
/// </summary>
private void ShowNamedValue(AccessInfo info)
{
DataRow row = m_dataset.Tables[0].NewRow();
row[0] = info;
row[1] = (info.Name != null) ? info.Name : "unknown";
row[2] = GetDataTypeString(info);
row[3] = ValueToString(info.Value, info.TypeInfo);
row[4] = ImageList.Images[ClientUtils.GetImageIndex(Attributes.Value, info.Value)];
m_dataset.Tables[0].Rows.Add(row);
}
private static void WriteAccessInfo(string accessInfoPath, AccessInfo accessInfo)
{
JsonSerializerUtility.Write(accessInfoPath, (AccessSerializationInfo)accessInfo, true);
}
/// <summary>
/// Recusivesly updates the parent values.
/// </summary>
private void UpdateParent(AccessInfo info)
{
if (info.Parent == null)
{
return;
}
object parentValue = info.Parent.Value;
if (info.Parent.TypeInfo.BuiltInType == BuiltInType.Variant && info.Parent.TypeInfo.ValueRank < 0)
{
parentValue = ((Variant)info.Parent.Value).Value;
}
if (info.PropertyInfo != null && info.Parent.TypeInfo.ValueRank < 0)
{
ExtensionObject extension = parentValue as ExtensionObject;
if (extension != null)
{
parentValue = extension.Body;
}
info.PropertyInfo.SetValue(parentValue, info.Value, null);
}
else if (info.Indexes != null)
{
int[] indexes = info.Indexes;
Array array = parentValue as Array;
Matrix matrix = parentValue as Matrix;
if (matrix != null)
{
int count = 0;
int block = 1;
for (int ii = info.Indexes.Length-1; ii >= 0 ; ii--)
{
count += info.Indexes[ii] * block;
block *= matrix.Dimensions[ii];
}
array = matrix.Elements;
indexes = new int[] { count };
}
if (array != null)
{
if (info.Parent.TypeInfo.BuiltInType == BuiltInType.Variant && info.Parent.TypeInfo.ValueRank >= 0)
{
array.SetValue(new Variant(info.Value), indexes);
}
else
{
array.SetValue(info.Value, indexes);
}
}
else
{
IList list = parentValue as IList;
if (info.Parent.TypeInfo.BuiltInType == BuiltInType.Variant && info.Parent.TypeInfo.ValueRank >= 0)
{
list[indexes[0]] = new Variant(info.Value);
}
else
{
list[indexes[0]] = info.Value;
}
}
}
if (info.Parent != null)
{
UpdateParent(info.Parent);
}
}
public static void WriteAccessInfo(this ITableItem tableItem, string accessInfoPath, AccessInfo accessInfo)
{
if (tableItem is Table table)
{
WriteAccessInfo(accessInfoPath, accessInfo);
}
else if (tableItem is TableCategory category)
{
WriteAccessInfo(accessInfoPath, accessInfo);
}
else
{
throw new NotImplementedException();
}
}
/// <summary>
/// Displays the value in the control.
/// </summary>
public void ShowValue(
TypeInfo expectedType,
string name,
object value)
{
m_readOnly = false;
NavigationMENU.Items.Clear();
// assign a type.
if (expectedType == null)
{
if (value == null)
{
expectedType = TypeInfo.Scalars.String;
}
else
{
expectedType = TypeInfo.Construct(value);
}
}
// assign a name.
if (String.IsNullOrEmpty(name))
{
name = expectedType.ToString();
}
AccessInfo info = new AccessInfo();
info.Value = Utils.Clone(value);
info.TypeInfo = expectedType;
if (value == null && info.TypeInfo.ValueRank < 0)
{
info.Value = TypeInfo.GetDefaultValue(info.TypeInfo.BuiltInType);
}
// ensure value is the target type.
info.Value = TypeInfo.Cast(info.Value, expectedType.BuiltInType);
info.Name = name;
m_value = info;
ShowValue(info);
}
/// <summary>
/// Recusivesly updates the parent values.
/// </summary>
private void UpdateParent(AccessInfo info)
{
if (info.Parent == null)
{
return;
}
object parentValue = info.Parent.Value;
if (info.Parent.TypeInfo.BuiltInType == BuiltInType.Variant && info.Parent.TypeInfo.ValueRank < 0)
{
parentValue = ((Variant)info.Parent.Value).Value;
}
if (info.PropertyInfo != null && info.Parent.TypeInfo.ValueRank < 0)
{
ExtensionObject extension = parentValue as ExtensionObject;
if (extension != null)
{
parentValue = extension.Body;
}
info.PropertyInfo.SetValue(parentValue, info.Value, null);
}
else if (info.Indexes != null)
{
int[] indexes = info.Indexes;
Array array = parentValue as Array;
Matrix matrix = parentValue as Matrix;
if (matrix != null)
{
int count = 0;
int block = 1;
for (int ii = info.Indexes.Length - 1; ii >= 0; ii--)
{
count += info.Indexes[ii] * block;
block *= matrix.Dimensions[ii];
}
array = matrix.Elements;
indexes = new int[] { count };
}
if (array != null)
{
if (info.Parent.TypeInfo.BuiltInType == BuiltInType.Variant && info.Parent.TypeInfo.ValueRank >= 0)
{
array.SetValue(new Variant(info.Value), indexes);
}
else
{
array.SetValue(info.Value, indexes);
}
}
else
{
IList list = parentValue as IList;
if (info.Parent.TypeInfo.BuiltInType == BuiltInType.Variant && info.Parent.TypeInfo.ValueRank >= 0)
{
list[indexes[0]] = new Variant(info.Value);
}
else
{
list[indexes[0]] = info.Value;
}
}
}
if (info.Parent != null)
{
UpdateParent(info.Parent);
}
}
/// <summary>
/// Displays the value in the control.
/// </summary>
private void ShowValueNoNotify(AccessInfo parent)
{
m_dataset.Tables[0].Clear();
ValuesDV.Visible = true;
TextValueTB.Visible = false;
ToolStripItem item = NavigationMENU.Items.Add(parent.Name);
item.Click += new EventHandler(NavigationMENU_Click);
item.Tag = parent;
TypeInfo typeInfo = parent.TypeInfo;
object value = parent.Value;
if (value is Variant)
{
Variant variant = (Variant)value;
value = variant.Value;
if (value != null)
{
parent.TypeInfo = typeInfo = variant.TypeInfo;
if (typeInfo == null)
{
parent.TypeInfo = typeInfo = TypeInfo.Construct(value);
}
}
}
if (typeInfo.ValueRank >= 0)
{
Matrix matrix = value as Matrix;
if (matrix != null)
{
value = matrix.ToArray();
}
System.Collections.IEnumerable enumerable = value as System.Collections.IEnumerable;
if (enumerable != null)
{
// get the dimensions of any array.
int[] dimensions = null;
// calculate them.
if (matrix == null)
{
Array array = enumerable as Array;
if (array != null)
{
dimensions = new int[array.Rank];
for (int ii = 0; ii < array.Rank; ii++)
{
dimensions[ii] = array.GetLength(ii);
}
}
else
{
dimensions = new int[1];
System.Collections.IList list = enumerable as System.Collections.IList;
if (list != null)
{
dimensions[0] = list.Count;
}
}
}
// get them from the matrix.
else
{
dimensions = matrix.Dimensions;
}
// display the array elements.
int count = 0;
TypeInfo elementType = new TypeInfo(typeInfo.BuiltInType, ValueRanks.Scalar);
ValuesDV.Visible = true;
TextValueTB.Visible = false;
foreach (object element in enumerable)
{
int[] indexes = GetIndexFromCount(count++, dimensions);
AccessInfo info = new AccessInfo();
info.Parent = parent;
info.Indexes = indexes;
info.TypeInfo = elementType;
info.Value = element;
ShowIndexedValue(info);
}
}
return;
}
// check for null.
if (value == null)
{
if (parent.Parent != null && parent.Parent.Value is Array)
{
parent.Value = value = Activator.CreateInstance(parent.Parent.Value.GetType().GetElementType());
}
else if (parent.Parent != null && parent.PropertyInfo != null)
{
parent.Value = value = Activator.CreateInstance(parent.PropertyInfo.PropertyType);
}
else
{
ShowTextValue(value, parent.TypeInfo);
return;
}
}
object structure = value;
// check for extension object.
ExtensionObject extension = structure as ExtensionObject;
if (extension != null)
{
structure = extension.Body;
}
// check for XmlElements.
if (structure is XmlElement)
{
ShowTextValue((XmlElement)structure);
return;
}
// check for ByteString.
if (structure is byte[])
{
ShowTextValue((byte[])structure);
return;
}
// check for NodeId.
if (structure is NodeId)
{
ShowTextValue(((NodeId)structure).ToString());
return;
}
// check for ExpandedNodeId.
if (structure is ExpandedNodeId)
{
ShowTextValue(((ExpandedNodeId)structure).ToString());
return;
}
// check for QualifiedName.
if (structure is QualifiedName)
{
ShowTextValue(((QualifiedName)structure).ToString());
return;
}
// check for Guid.
if (structure is Guid)
{
ShowTextValue(((Guid)structure).ToString());
return;
}
// check for Uuid.
if (structure is Uuid)
{
ShowTextValue(((Uuid)structure).ToString());
return;
}
// check for StatusCode.
if (structure is StatusCode)
{
ShowTextValue(Utils.Format("0x{0:X8}", ((StatusCode)structure).Code));
return;
}
ValuesDV.Visible = true;
TextValueTB.Visible = false;
// use reflection to display the properties of the structure.
bool isStructure = false;
PropertyInfo[] properties = structure.GetType().GetProperties(BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic);
foreach (PropertyInfo property in properties)
{
if (property.GetIndexParameters().Length > 0)
{
continue;
}
object element = property.GetValue(structure, null);
string name = null;
foreach (object attribute in property.GetCustomAttributes(true))
{
if (typeof(System.Runtime.Serialization.DataMemberAttribute).IsInstanceOfType(attribute))
{
name = ((System.Runtime.Serialization.DataMemberAttribute)attribute).Name;
if (name == null)
{
name = property.Name;
}
break;
}
}
if (name == null)
{
continue;
}
AccessInfo info = new AccessInfo();
info.Parent = parent;
info.PropertyInfo = property;
info.TypeInfo = TypeInfo.Construct(property.PropertyType);
info.Value = element;
info.Name = name;
ShowNamedValue(info);
isStructure = true;
}
if (!isStructure)
{
ShowTextValue(parent.Value, parent.TypeInfo);
}
}
/// <summary>
/// Changes the array size.
/// </summary>
public void SetArraySize()
{
if (!CanSetArraySize)
{
return;
}
EndEdit();
AccessInfo info = NavigationMENU.Items[NavigationMENU.Items.Count - 1].Tag as AccessInfo;
TypeInfo currentType = info.TypeInfo;
object currentValue = info.Value;
if (info.Value is Variant)
{
Variant variant = (Variant)info.Value;
currentValue = variant.Value;
if (currentValue != null)
{
currentType = variant.TypeInfo;
if (currentType == null)
{
currentType = TypeInfo.Construct(currentValue);
}
}
}
int[] dimensions = null;
Array array = currentValue as Array;
if (array != null)
{
dimensions = new int[array.Rank];
for (int ii = 0; ii < array.Rank; ii++)
{
dimensions[ii] = array.GetLength(ii);
}
}
IList list = currentValue as IList;
if (array == null && list != null)
{
dimensions = new int[1];
dimensions[0] = list.Count;
}
Matrix matrix = currentValue as Matrix;
if (matrix != null)
{
dimensions = matrix.Dimensions;
array = matrix.ToArray();
}
SetTypeDlg.SetTypeResult result = new SetTypeDlg().ShowDialog(currentType, dimensions);
if (result == null)
{
return;
}
// convert to new type.
object newValue = currentValue;
if (result.ArrayDimensions == null || result.ArrayDimensions.Length < 1)
{
newValue = Convert(currentValue, currentType, result.TypeInfo, result.UseDefaultOnError);
}
else
{
if (array == null && list != null)
{
Type elementType = GetListElementType(list);
for (int ii = result.ArrayDimensions[0]; ii < list.Count; ii++)
{
list.RemoveAt(ii);
}
for (int ii = list.Count; ii < result.ArrayDimensions[0]; ii++)
{
list.Add(Activator.CreateInstance(elementType));
}
newValue = list;
}
if (array != null)
{
Array newArray = null;
if (currentValue is Array)
{
newArray = Array.CreateInstance(currentValue.GetType().GetElementType(), result.ArrayDimensions);
}
else
{
newArray = TypeInfo.CreateArray(result.TypeInfo.BuiltInType, result.ArrayDimensions);
}
int maxCount = result.ArrayDimensions[0];
for (int ii = 1; ii < result.ArrayDimensions.Length; ii++)
{
maxCount *= result.ArrayDimensions[ii];
}
int count = 0;
foreach (object element in array)
{
if (maxCount <= count)
{
break;
}
object newElement = Convert(element, currentType, result.TypeInfo, result.UseDefaultOnError);
int[] indexes = GetIndexFromCount(count++, result.ArrayDimensions);
newArray.SetValue(newElement, indexes);
}
newValue = newArray;
}
}
NavigationMENU.Items.RemoveAt(NavigationMENU.Items.Count - 1);
info.TypeInfo = result.TypeInfo;
info.Value = newValue;
ShowValue(info);
}
/// <summary>
/// Returns the data type of the value.
/// </summary>
private Type GetDataType(AccessInfo accessInfo)
{
if (accessInfo == null || accessInfo.TypeInfo == null)
{
return null;
}
if (accessInfo.TypeInfo.BuiltInType == BuiltInType.ExtensionObject)
{
if (accessInfo.Value != null)
{
return accessInfo.Value.GetType();
}
if (accessInfo.PropertyInfo != null)
{
return accessInfo.PropertyInfo.PropertyType;
}
if (accessInfo.Parent != null)
{
if (accessInfo.Parent.Value is Array)
{
Array array = (Array)accessInfo.Parent.Value;
return array.GetType().GetElementType();
}
if (accessInfo.Parent.Value is IList)
{
IList list = (IList)accessInfo.Parent.Value;
return GetListElementType(list);
}
}
}
return TypeInfo.GetSystemType(accessInfo.TypeInfo.BuiltInType, accessInfo.TypeInfo.ValueRank);
}
private async void DataBase_AccessChanged(object sender, EventArgs e)
{
this.accessInfo = this.dataBase.AccessInfo;
this.AccessType = this.dataBase.GetAccessType(this.authentication);
await this.RefreshAsync();
}
