private InspectionData GetSiblingItemFromData(InspectionData data)
{
if (null == data || (null == dataCollection))
{
return(null);
}
ObservableCollection <InspectionData> collection = null;
collection = (dataCollection.Data as ObservableCollection <InspectionData>);
int index = collection.IndexOf(data);
if (-1 == index)
{
return(null);
}
// Move to the next sibling by default. If doing so causes index
// to go beyond the last valid item (not including the dummy empty
// item), then move back to look for the previous item.
index = index + 1;
if (index >= collection.Count - 1)
{
index = index - 2;
}
if (index < 0)
{
return(null); // There's no sibling.
}
return(collection[index]);
}
private void ShowVariableEditBox(string initialString)
{
// Only clicking on the top-most level item should bring up edit box.
InspectionViewItem parent = ContainerFromItem(null, inspectionView.SelectedItem);
if (null == parent || (0 != parent.Level))
{
return;
}
currentEditingData = (InspectionData)inspectionView.SelectedItem;
TextBlock nameBlock = FindDescendant <TextBlock>(parent);
if (nameBlock != null)
{
txtVariableEditor.Height = nameBlock.Height;
txtVariableEditor.Width = colName.Width;
GeneralTransform transform = parent.TransformToAncestor(inspectionView);
Point leftTopCoords = transform.Transform(new Point(0, 0));
if (string.IsNullOrEmpty(initialString))
{
initialString = currentEditingData.DisplayText;
}
txtVariableEditor.Margin = new Thickness(2, leftTopCoords.Y, 0, 0);
txtVariableEditor.Text = initialString;
txtVariableEditor.Visibility = Visibility.Visible;
txtVariableEditor.Focus();
txtVariableEditor.SelectAll();
}
}
private void OnWatchWindowMouseLeftButtonUp(object sender, MouseButtonEventArgs e)
{
InspectionData itemSelected = (InspectionData)inspectionView.SelectedItem;
string newQualifiedName = string.Empty;
if (null != itemSelected)
{
newQualifiedName = itemSelected.GetQualifiedName();
}
if (currentQualifiedName == newQualifiedName)
{
return;
}
// Unhighlight through the current qualified name, if any.
if (string.IsNullOrEmpty(currentQualifiedName) == false)
{
HighlightQualifiedName(currentQualifiedName, false);
}
// Highlight the new qualified name...
currentQualifiedName = string.Empty;
if (string.IsNullOrEmpty(newQualifiedName) == false)
{
if (HighlightQualifiedName(newQualifiedName, true))
{
currentQualifiedName = newQualifiedName;
}
}
}
internal InspectionData AddDerivation(string childExpression, int childIndexer)
{
if (null == derivations)
{
derivations = new ObservableCollection <InspectionData>();
}
InspectionData data = new InspectionData(this, childExpression, childIndexer);
derivations.Add(data);
return(data);
}
private void OnDeleteClicked(object sender, RoutedEventArgs e)
{
InspectionData removedItem = (InspectionData)inspectionView.SelectedItem;
if (removedItem != null)
{
if (dataCollection.RemoveInspectionData(inspectionView.SelectedItem))
{
Solution.Current.RemoveWatchExpressions(removedItem.DisplayText);
inspectionView.Items.Refresh();
}
}
}
private void HideVariableEditBox(bool commitChanges, bool setFocusOnView)
{
if (null == currentEditingData)
{
return; // There's no editing item now.
}
if (currentEditingData.IsEmptyData == false)
{
Solution.Current.RemoveWatchExpressions(currentEditingData.Expression);
}
if (!string.IsNullOrEmpty(txtVariableEditor.Text) && (false != commitChanges))
{
int index = dataCollection.GetParentIndex(currentEditingData);
if (index >= 0 && index < dataCollection.Data.Count)
{
bool duplicateExpression = Solution.Current.AddWatchExpressions(txtVariableEditor.Text);
if (duplicateExpression == true)
{
TextEditorControl.Instance.DisplayStatusMessage(StatusTypes.Info, Configurations.WatchWindowDuplicateInfo, 3);
return;
}
dataCollection.UpdateVariableName(txtVariableEditor.Text, index);
RefreshInspectionView();
}
}
InspectionViewItem viewItem = ContainerFromItem(null, currentEditingData);
currentEditingData = null;
if (null != viewItem)
{
viewItem.IsSelected = true;
}
txtVariableEditor.Visibility = Visibility.Hidden;
UIElement elementToFocus = inspectionView;
if (false != setFocusOnView)
{
elementToFocus = TextEditorControl.Instance.textCanvas;
}
elementToFocus.Focus();
}
private InspectionViewItem ContainerFromItem(InspectionData inspectionData)
{
List <InspectionData> reversedDataList = new List <InspectionData>();
InspectionData currentData = inspectionData;
while (null != currentData)
{
reversedDataList.Insert(0, currentData);
currentData = currentData.ParentData;
}
InspectionViewItem viewItem = null;
foreach (InspectionData data in reversedDataList)
{
viewItem = ContainerFromItem(viewItem, data);
}
return(viewItem);
}
/// <summary>
/// Event trigger when a keyboard button is pressed in the watch window
/// </summary>
/// <param name="sender"></param>
/// <param name="e">
/// Keys accepted:
/// Delete - to delete an item in the watch window
/// Enter - to bring up the editing textbox for watch variables
/// </param>
private void OnWatchWindowKeyDown(object sender, KeyEventArgs e)
{
// Method to delete items from the watch window
if (e.Key == Key.Delete)
{
InspectionData selectedData = inspectionView.SelectedItem as InspectionData;
InspectionViewItem parent = ContainerFromItem(null, selectedData);
if (null != parent && parent.Level == 0)
{
// Get the sibling item so that we can move selection on it later.
InspectionData siblingData = GetSiblingItemFromData(selectedData);
InspectionData removedItem = (InspectionData)inspectionView.SelectedItem;
if (dataCollection.RemoveInspectionData(inspectionView.SelectedItem))
{
Solution.Current.RemoveWatchExpressions(removedItem.DisplayText);
inspectionView.Items.Refresh();
}
// Set focus back to the item.
InspectionViewItem siblingItem = ContainerFromItem(null, siblingData);
if (null != siblingItem)
{
siblingItem.IsSelected = true;
}
}
}
// Method to allow user to bring up the editing textbox in the
// watch window. This makes usage of watch window easy
else if (e.Key == Key.Enter)
{
ShowVariableEditBox(null);
}
else if (e.Key >= Key.A && (e.Key <= Key.Z))
{
char character = TextEditorControl.GetKeyboardCharacter(e);
ShowVariableEditBox(new string(character, 1));
}
}
// This is only to be called from AddDerivation.
private InspectionData(InspectionData parentData, string expression, int indexer)
{
this.arrayIndexer = indexer;
this.parentData = parentData;
SetInitialExpression(expression);
}
/// <summary>
/// This method retrieves the InspectionObject for a variable at any level of the watch window.
/// Eg:- a
/// - b
/// - c
/// - d
/// The object for 'd' would be retrieved in a two step process
/// 1. The top most parent is retrieved using the GetTopMostParent method - in this case 'a'
/// 2. The GetTopMostParent method also tells you if the variable searched for is in the top level or inside
/// a child. In this case, bool IsInChild is set to true
/// 3. Method GetChildObject is used to retrieve the child recursively
///
/// This is done because the ChildObject cannot be located without the topmost parent Obj
/// </summary>
/// <param name="data"> InspectionData object of the variable being searched </param>
/// <returns> ProtoCore.Lang.Obj object returned for found variable </returns>
private ProtoCore.Lang.Obj GetInnerInspectionObject(InspectionData data)
{
bool IsInChild = false;
string parent = GetTopMostParent(data, out IsInChild);
ProtoCore.Lang.Obj parentObj = GetStackValue(parent);
if (!IsInChild)
return parentObj;
else
return GetChildObject(parentObj, data);
}
/// <summary>
/// Recursively go down the Variable tree child by child till the desired
/// searched data is met.
/// </summary>
/// <param name="parentObj"> Obj object of the parent of the child being searched </param>
/// <param name="searchedData"> Variable being searched to match child object </param>
/// <param name="dataSet">
/// if equal to null, it means topmost level parent (dataCollection)
/// Otherwise send in the InspectedData.Derivations of the child
/// </param>
/// <returns></returns>
private ProtoCore.Lang.Obj GetChildObject(ProtoCore.Lang.Obj parentObj, InspectionData searchedData, ObservableCollection<InspectionData> dataSet = null)
{
if (dataSet == null)
dataSet = dataCollection;
foreach (InspectionData item in dataSet)
{
if ((item.Expression == searchedData.Expression) && (item.Value == searchedData.Value) && (item.Type == searchedData.Type))
{
return parentObj;
}
else if (item.HasItems)
{
if (item.Type == "array")
{
List<ProtoCore.Lang.Obj> arrayElements = GetArrayStackValues(parentObj);
foreach (ProtoCore.Lang.Obj element in arrayElements)
{
ProtoCore.Lang.Obj child = GetChildObject(element, searchedData, item.Derivations);
if (null != child)
return child;
}
}
else
{
Dictionary<string, ProtoCore.Lang.Obj> classProperties = GetClassProperties(parentObj);
if (null != classProperties)
{
foreach (KeyValuePair<string, ProtoCore.Lang.Obj> property in classProperties)
{
ProtoCore.Lang.Obj child = GetChildObject(property.Value, searchedData, item.Derivations);
if (null != child)
return child;
}
}
}
}
}
return null;
}
private void ExpandClassInspectionData(InspectionData selectedData)
{
// Expansion for a class and class properties
ProtoCore.Lang.Obj stackValue = GetStackValue(selectedData.Name);
Dictionary<string, ProtoCore.Lang.Obj> classProperties = GetClassProperties(stackValue);
if (null != classProperties)
{
ObservableCollection<InspectionData> oldDerivations = selectedData.Derivations;
selectedData.ClearDerivations();
int index = 0;
foreach (KeyValuePair<string, ProtoCore.Lang.Obj> property in classProperties)
{
InspectionData inspectionData = CreateInspectionData(property.Value, property.Key);
if (null != inspectionData)
{
selectedData.AddDerivation(inspectionData);
if (null != oldDerivations && (index < oldDerivations.Count))
inspectionData.IsExpanded = oldDerivations[index].IsExpanded;
}
index = index + 1;
}
}
}
//Recursive system to run through all branches of variable inspected
public InspectionData MakeInspectionData(ProtoCore.Lang.Obj inspectionObj, string variableName, int limit = 100)
{
string stackValueType = GetStackValueType(inspectionObj);
InspectionData inspectedScope = null;
if (stackValueType == "int" || stackValueType == "double" || stackValueType == "null" || stackValueType == "bool")
{
string n = variableName;
string v = (inspectionObj.Payload == null) ? ("null") : (inspectionObj.Payload.ToString());
string t = stackValueType;
inspectedScope = new InspectionData(n, v, t);
}
else if (stackValueType == "array")
{
string n = variableName;
string t = stackValueType;
List<ProtoCore.Lang.Obj> arrayElements = GetArrayStackValues(inspectionObj);
int arrayIndex = 0;
string v = stackValueType + "[" + arrayElements.Count + "]";
inspectedScope = new InspectionData(n, v, t);
foreach (ProtoCore.Lang.Obj element in arrayElements)
{
string arrayName = variableName + "[" + arrayIndex + "]";
inspectedScope.AddDerivation(MakeInspectionData(element, arrayName));
arrayIndex++;
}
}
else
{
Dictionary<string, ProtoCore.Lang.Obj> classProperties = GetClassProperties(inspectionObj);
if (null != classProperties)
{
string n = variableName;
string v = stackValueType;
string t = stackValueType;
inspectedScope = new InspectionData(n, v, t);
foreach (KeyValuePair<string, ProtoCore.Lang.Obj> property in classProperties)
{
string propName = property.Key;
inspectedScope.AddDerivation(MakeInspectionData(property.Value, propName));
}
}
}
return inspectedScope;
}
/// <summary>
/// Method to create an inspection data out of a sent variable by talking
/// to the Virtual machine. The watch window adds the variable with a dummy layer under the expansion.
/// The dummy level prevents the Virtual Machine being called too many times,
/// and should never be shown to the user.
/// Eg: Variable name: 'a'
/// In watch window:
/// Name |Value|Type
/// 'a'
/// - 'This' 'is' 'dummy'
/// </summary>
/// <param name="inspectionObj"> Obj type retrieved from Virtual Machine for given variable </param>
/// <param name="variableName"> Name of the variable to be made into InspectionData </param>
/// <returns> InspectionData object of the Variable </returns>
private InspectionData CreateInspectionData(ProtoCore.Lang.Obj inspectionObj, string variableName)
{
string stackValueType = GetStackValueType(inspectionObj);
InspectionData inspectedScope = null;
if (stackValueType == "int" || stackValueType == "double" || stackValueType == "null" || stackValueType == "bool")
{
string n = variableName;
string v = (inspectionObj.Payload == null) ? ("null") : (inspectionObj.Payload.ToString());
string t = stackValueType;
inspectedScope = new InspectionData(n, v, t);
}
else if (stackValueType == "array")
{
string n = variableName;
string t = stackValueType;
List<ProtoCore.Lang.Obj> arrayElements = GetArrayStackValues(inspectionObj);
int arrayIndex = 0;
foreach (ProtoCore.Lang.Obj element in arrayElements)
{
string arrayName = variableName + "[" + arrayIndex + "]";
arrayIndex++;
}
string v = stackValueType + "[" + arrayElements.Count + "]";
inspectedScope = new InspectionData(n, v, t);
if (arrayElements.Count > 0)
{
// By adding "this is dummy" into the watch window we aim to prevent overworking the
// Virtual Machine and expand only if necessary. Obviously, the user should NEVER see this
// so that will be a defect, if ever. This also notifies the XAML binding to show the [+]
// next to the watch variable.
inspectedScope.AddDerivation(new InspectionData(n, v, t));
}
}
else
{
Dictionary<string, ProtoCore.Lang.Obj> classProperties = GetClassProperties(inspectionObj);
if (null != classProperties)
{
foreach (KeyValuePair<string, ProtoCore.Lang.Obj> property in classProperties)
{
string propName = property.Key;
}
string n = variableName;
string v = stackValueType;
string t = stackValueType;
inspectedScope = new InspectionData(n, v, t);
if (classProperties.Count > 0)
inspectedScope.AddDerivation(new InspectionData(n, v, t));
}
}
return inspectedScope;
}
// This is only to be called from AddDerivation.
private InspectionData(InspectionData parentData, string expression, int indexer)
{
this.arrayIndexer = indexer;
this.parentData = parentData;
SetInitialExpression(expression);
}
/// <summary>
/// 'Expander' is part of the toggle button defined in the XAML that shows the [+] or [-]
/// sign when there are items under the current watch variable that can be inspected.
/// To maximise efficiency, the expansion of items must happen only when the expander is clicked
/// when showing [+]. This generated the child items from the Virtual Machine.
/// </summary>
/// <param name="sender"> The sender is the Toggle Button</param>
/// <param name="e"></param>
private void OnExpanderClicked(object sender, RoutedEventArgs e)
{
ToggleButton expanderToggle = (ToggleButton)sender;
if (null == expanderToggle)
{
return;
}
// The parent we are trying to locate here is the InspectionViewItem. The
// expander is buried beneath several layers of stackpanels and grids under the Item
// and therefore we have to make numerous calls to find the InspectionViewItem.
InspectionViewItem parent = (InspectionViewItem)VisualTreeHelper.GetParent
(VisualTreeHelper.GetParent
(VisualTreeHelper.GetParent
(VisualTreeHelper.GetParent
(VisualTreeHelper.GetParent
(VisualTreeHelper.GetParent(expanderToggle))))));
object data = ((null == parent) ? null : parent.DataContext);
InspectionData selectedData = data as InspectionData;
if (null == selectedData)
{
return;
}
// expanderToggle.IsChecked == true means the [+] --> [-]
if (expanderToggle.IsChecked == true)
{
parent.IsExpanded = false;
dataCollection.ExpandInspection(selectedData);
parent.IsExpanded = true;
UpdateExpansionStates();
inspectionView.Items.Refresh();
DoExpansion(dataCollection.Data);
#if false
parent.IsExpanded = false;
InspectionData selectedData = (InspectionData)parent.DataContext;
dataCollection.ExpandInspection(selectedData);
// If there is a large amount of data, the user may have to wait.
// This is indicated by updating the mouse cursor.
Mouse.SetCursor(Cursors.Wait);
parent.IsSelected = true;
parent.IsExpanded = true;
selectedData.IsExpanded = true;
UpdateExpansionStates();
inspectionView.Items.Refresh();
DoExpansion(dataCollection.Data);
Mouse.SetCursor(Cursors.Arrow);
#endif
}
// Select the item that is currently being expanded/collapsed.
InspectionViewItem itemToSelect = ContainerFromItem(selectedData);
if (null != itemToSelect)
{
itemToSelect.IsSelected = true;
}
}
/// <summary>
/// Method to add new inspection data to the Watch Window/ToolTip
/// This method uses the CreateInspectionData method to populate the information
/// </summary>
/// <param name="variableName"> Name of the variable to be added </param>
/// <returns>
/// True - if successfully added
/// False - if exception was thrown
/// </returns>
public bool AddInspectionData(string variableName, bool isToolTip)
{
inspectionToolTip = isToolTip;
if (false != inspectionToolTip)
dataCollection.Clear();
if (string.IsNullOrWhiteSpace(variableName))
return false;
// Always leave last item as blank data
InspectionData data = new InspectionData(variableName);
if (dataCollection.Count == 0)
dataCollection.Add(data);
else
dataCollection.Insert(dataCollection.Count - 1, data);
// Inspection tool tip requires immediate validation.
if (false != inspectionToolTip)
CreateDataRecursive(data, GetStackValue(variableName));
return true;
#if false
if (isToolTip)
{
toolTips = true;
dataCollection.Clear();
}
if (string.IsNullOrWhiteSpace(variableName))
return false;
ProtoCore.Lang.Obj stackValue = null;
InspectionParser parser = new InspectionParser(variableName);
variableName = variableName.Trim();
bool limit = false;
int limitValue = 0;
if (parser.NeedsParsing())
{
List<string> parsedCommands = parser.GetParsedCommands();
if (parser.IsValid == true)
{
stackValue = GetParsedObject(parsedCommands, out limit);
if (limit)
{
string val = parsedCommands[parsedCommands.Count - 1].Replace(",", string.Empty);
limitValue = Convert.ToInt32(val);
}
}
else
stackValue = null;
}
else
{
stackValue = GetStackValue(variableName);
}
if (stackValue == null)
{
//Throw exceptions
string n = variableName;
string v = GetStackValuePayload(n);
string t = GetStackValueType(n);
// Always leave last item as blank data
if (dataCollection.Count != 0)
dataCollection.Insert(dataCollection.Count - 1, new InspectionData(n, v, t));
else
dataCollection.Add(new InspectionData(n, v, t));
return false;
}
else
{
//Get actual data
InspectionData inspectedData;
inspectedData = CreateInspectionData(stackValue, variableName);
if (dataCollection.Count != 0)
dataCollection.Insert(dataCollection.Count - 1, inspectedData);
else
dataCollection.Add(inspectedData);
return true;
}
#endif
}
private void CreateDataRecursive(InspectionData inspectionData, ProtoCore.Lang.Obj stackValue)
{
if (null == stackValue || null == stackValue.Payload)
{
inspectionData.Type = string.Empty;
inspectionData.Value = string.Empty;
if (!string.IsNullOrEmpty(inspectionData.DisplayText))
inspectionData.Value = "null";
inspectionData.ClearDerivations();
return;
}
inspectionData.OpType = stackValue.DsasmValue.optype;
switch (stackValue.DsasmValue.optype)
{
case ProtoCore.DSASM.AddressType.ArrayPointer: // Array type
{
inspectionData.Type = "array";
inspectionData.Value = "array";
if (false == inspectionData.IsExpanded)
{
// If we are looking at an array, then make sure it
// at least have an empty child data (so that HasItems
// property returns "true"). This child data can later
// be replaced by the actual value upon expansion.
if (false == inspectionData.HasItems)
{
string parentExpression = inspectionData.Expression;
inspectionData.AddDerivation(parentExpression, 0);
}
}
else
{
List<ProtoCore.Lang.Obj> arrayElements = GetArrayStackValues(stackValue);
int elementCount = ((null == arrayElements) ? 0 : arrayElements.Count);
inspectionData.Type = string.Format("array[{0}]", elementCount);
inspectionData.Value = inspectionData.Type;
if (inspectionData.Derivations != null)
ShrinkDerivations(inspectionData, elementCount);
int elementsToDisplay = elementCount;
if (inspectionData.ExpansionLimit > 0)
{
elementsToDisplay = inspectionData.ExpansionLimit;
if (elementsToDisplay > elementCount)
elementsToDisplay = elementCount;
}
string parentExpression = inspectionData.Expression;
for (int index = 0; index < elementsToDisplay; ++index)
{
InspectionData childData = inspectionData.GetDrivationAtIndex(index);
if (null == childData)
childData = inspectionData.AddDerivation(parentExpression, index);
CreateDataRecursive(childData, arrayElements[index]);
}
}
break;
}
case ProtoCore.DSASM.AddressType.Pointer: // Class type
{
if (inspectionData.Expression.Equals("this") && (Int64)stackValue.Payload == -1)
{
inspectionData.Type = "Invalid";
inspectionData.Value = "null";
break;
}
inspectionData.Type = GetStackValueType(stackValue);
inspectionData.Value = GetStackValueData(stackValue);
if (false == inspectionData.IsExpanded)
{
// If we are looking at a class, then make sure it
// at least have an empty child data (so that HasItems
// property returns "true"). This child data can later
// be replaced by the actual value upon expansion.
if (false == inspectionData.HasItems)
inspectionData.AddDerivation(string.Empty, -1);
}
else
{
// Expansion for a class and class properties
Dictionary<string, ProtoCore.Lang.Obj> properties = GetClassProperties(stackValue);
if (null == properties || (properties.Count <= 0))
return;
if (inspectionData.Derivations != null)
ShrinkDerivations(inspectionData, properties.Count);
int index = 0;
foreach (KeyValuePair<string, ProtoCore.Lang.Obj> property in properties)
{
InspectionData childData = inspectionData.GetDrivationAtIndex(index);
if (null == childData)
childData = inspectionData.AddDerivation(property.Key, -1);
// The first child data that was created before this class gets
// expanded may not have the appropriate expression to begin with,
// so set it here...
childData.Expression = property.Key;
if (null != property.Value)
CreateDataRecursive(childData, property.Value);
else
{
// This may be an external property, try evaluating it for value.
string qualifiedName = childData.GetQualifiedName();
ProtoCore.Lang.Obj childStackValue = GetStackValue(qualifiedName);
CreateDataRecursive(childData, childStackValue);
}
index = index + 1;
}
}
break;
}
case ProtoCore.DSASM.AddressType.String:
case ProtoCore.DSASM.AddressType.Char:
{
inspectionData.Type = GetStackValueType(stackValue);
inspectionData.Value = GetStackValueData(stackValue);
inspectionData.ClearDerivations();
break;
}
default: // This applies to all other primitive types.
{
inspectionData.Type = GetStackValueType(stackValue);
inspectionData.Value = GetStackValuePayload(stackValue);
inspectionData.ClearDerivations();
break;
}
}
}
/// <summary>
/// This method is used to retrieve the index of an item that is selected. This method
/// will only return the Parent Index of the selected so child items will return -1
/// </summary>
/// <param name="item"> InspectionData item selected </param>
/// <returns></returns>
public int GetParentIndex(InspectionData itemSelected)
{
int index = 0;
foreach (InspectionData data in dataCollection)
{
if (itemSelected.Expression == data.Expression &&
itemSelected.Value == data.Value &&
itemSelected.Type == data.Type)
{
break;
}
index++;
}
// The item selected is either not a parent item or doesn't exist
if (index >= dataCollection.Count)
return -1;
return index;
}
/// <summary>
/// This method is hit on one condition: the variable CAN be expanded by pressing the [+]
/// symbol in the watch window. This means some sort of expansion should replace the silly old
/// 'This is dummy' and populate it. This method goes about populating the selectedData.Derivations
/// for arrays and classes (which are the only expandable variables in a watch window).
/// For arrays, this method also tests if the array is larger than a certain value, indicating to
/// the user that it may take some time to expand.
/// </summary>
/// <param name="selectedData"> InspectionData object of the variable that is to be expanded</param>
public void ExpandInspection(InspectionData selectedData)
{
selectedData.IsExpanded = true;
string qualifiedName = selectedData.GetQualifiedName();
ProtoCore.Lang.Obj stackValue = GetStackValue(qualifiedName);
CreateDataRecursive(selectedData, stackValue);
#if false
ProtoCore.Lang.Obj dataObj = null;
// Use Inspection Parser to parse the string to decipher what kind of expansion required
InspectionParser parser = new InspectionParser(selectedData.Name);
bool limit = false;
int limitValue = 0;
List<string> parsedCommands = null;
// An inspection variable needs parsing when it contains:
// [] (array) and/or
// '.' (class properties) and/or
// ',' (limit)
if (parser.NeedsParsing())
{
parsedCommands = parser.GetParsedCommands();
if (parser.IsValid == true)
{
// Use GetParsedObject method to decipher Obj from parsed string
dataObj = GetParsedObject(parsedCommands, out limit);
// A limit is indicated by a comma (,)
if (limit)
{
// The limit should ALWAYS be the last item in parsed commands
string val = parsedCommands[parsedCommands.Count - 1].Replace(",", string.Empty);
limitValue = Convert.ToInt32(val);
}
}
else
dataObj = null;
}
else
{
dataObj = GetInnerInspectionObject(selectedData);
}
// If, from any level above the dataObj is null, throw an exception
if (dataObj == null)
{
//Throw exceptions
string n = selectedData.Name;
string v = GetStackValuePayload(n);
string t = GetStackValueType(n);
// Replace the current data with the exceptions relevant for it
RemoveInspectionData(selectedData);
dataCollection.Insert(dataCollection.Count - 1, new InspectionData(n, v, t));
}
// Otherwise expand it by one more level yo!
else
{
if (selectedData.Type == "array")
ExpandArrayInspectionData(selectedData, limit);
else
ExpandClassInspectionData(selectedData);
}
#endif
}
private void ExpandArrayInspectionData(InspectionData selectedData, bool limitExpansion)
{
ProtoCore.Lang.Obj stackValue = GetStackValue(selectedData.Name);
List<ProtoCore.Lang.Obj> arrayStackValues = GetArrayStackValues(stackValue);
ObservableCollection<InspectionData> derivations = new ObservableCollection<InspectionData>();
int arrayIndex = 0;
// Give user a notification if a large number of array elements are expanded
// The limit set is located at Configurations.InspectionArrayLimit
if ((arrayStackValues.Count > Configurations.InspectionArrayLimit) && !limitExpansion)
{
string message = "This array has a large number of items. Displaying may take several seconds. " +
"Show all elements anyway? Alternatively you can choose 'No' and limit your array expansion " +
"by adding a comma (,) after your variable followed by the number of elements to be shown.";
MessageBoxResult result = MessageBox.Show(message, "Inspection", MessageBoxButton.YesNo);
// If user chooses 'Yes' expand all items
if (result == MessageBoxResult.Yes)
{
foreach (ProtoCore.Lang.Obj element in arrayStackValues)
{
// Array name should be represented like a[3] for each element
string arrayName = (limit ? parsedCommands[0] : selectedData.Name) + "[" + arrayIndex + "]";
derivations.Add(CreateInspectionData(element, arrayName));
arrayIndex++;
if ((limit) && (derivations.Count > limitValue))
{
break;
}
}
// Value for an array is represented like array[10]
string v = selectedData.Type + "[" + arrayStackValues.Count + "]";
for (int i = 0; i < selectedData.Derivations.Count; i++)
{
if (selectedData.Derivations[i].IsExpanded == true)
{
if (i < derivations.Count)
derivations[i].IsExpanded = true;
}
}
selectedData.Derivations = derivations;
}
}
// If there was no limit reached, proceed as normal
else
{
foreach (ProtoCore.Lang.Obj element in arrayStackValues)
{
string arrayName = (limit ? parsedCommands[0] : selectedData.Name) + "[" + arrayIndex + "]";
derivations.Add(CreateInspectionData(element, arrayName));
arrayIndex++;
if ((limit) && (derivations.Count > limitValue))
{
break;
}
}
string v = selectedData.Type + "[" + arrayStackValues.Count + "]";
for (int i = 0; i < selectedData.Derivations.Count; i++)
{
if (selectedData.Derivations[i].IsExpanded == true)
{
if (i < derivations.Count)
derivations[i].IsExpanded = true;
}
}
selectedData.Derivations = derivations;
}
}
private void ShrinkDerivations(InspectionData inspectionData, int elementCount)
{
for (int i = inspectionData.Derivations.Count - 1; i >= elementCount; i--)
inspectionData.Derivations.RemoveAt(i);
}
/// <summary>
/// Retrieves the top-most parent for any InspectionData variable
/// </summary>
/// <param name="dataSearched"> InspectionData variable being searched </param>
/// <param name="IsInChild"> out parameter that toggles to false if top most parent is dataSearched, else false</param>
/// <returns> Name of topmost parent of variable </returns>
private string GetTopMostParent(InspectionData dataSearched, out bool IsInChild)
{
foreach (InspectionData item in dataCollection)
{
if (CheckChildren(item.Derivations, dataSearched) == true)
{
IsInChild = true;
return item.Expression;
}
else if ((item.Expression == dataSearched.Expression) && (item.Value == dataSearched.Value) && (item.Type == dataSearched.Type))
{
IsInChild = false;
return item.Expression;
}
}
IsInChild = false;
return null;
}
/// <summary>
/// Recursively go down the Variable tree child by child to see if there is a valid child in the dataSet
/// </summary>
/// <param name="dataSet">
/// if equal to null, it means there is no further dataSet to search so return false
/// Else, send in InspectionData.Derivations
/// </param>
/// <param name="dataSearched"> InspectionData variable being searched </param>
/// <returns> True id a child is found, false if no child</returns>
private bool CheckChildren(ObservableCollection<InspectionData> dataSet, InspectionData dataSearched)
{
if (dataSet == null)
return false;
foreach (InspectionData item in dataSet)
{
if ((item.Expression == dataSearched.Expression) && (item.Value == dataSearched.Value) && (item.Type == dataSearched.Type))
{
return true;
}
else if (item.HasItems)
{
return CheckChildren(item.Derivations, dataSearched);
}
}
return false;
}
internal InspectionData AddDerivation(string childExpression, int childIndexer)
{
if (null == derivations)
derivations = new ObservableCollection<InspectionData>();
InspectionData data = new InspectionData(this, childExpression, childIndexer);
derivations.Add(data);
return data;
}