public void Refresh()
{
// clear ListView
listView.ItemsSource = null;
ScrollViewer listViewScroller = listView.GetScrollViewer();
if (listViewScroller != null)
{
listViewScroller.ScrollToVerticalOffset(0);
}
Value shownValue = null;
ICSharpCode.NRefactory.Ast.Expression shownExpr = null;
try {
shownExpr = debuggerService.GetExpression(txtExpression.Text);
shownValue = shownExpr.Evaluate(debuggerService.DebuggedProcess);
} catch (GetValueException) {
// display ex.Message
}
if (shownValue != null && !shownValue.IsNull)
{
GridValuesProvider gridValuesProvider;
// Value is IList
DebugType iListType, listItemType;
if (shownValue.Type.ResolveIListImplementation(out iListType, out listItemType))
{
gridValuesProvider = CreateListValuesProvider(shownExpr, iListType, listItemType);
}
else
{
// Value is IEnumerable
DebugType iEnumerableType, itemType;
if (shownValue.Type.ResolveIEnumerableImplementation(out iEnumerableType, out itemType))
{
// original
/*var lazyListViewWrapper = new LazyItemsControl<ObjectValue>(this.listView, initialIEnumerableItemsCount);
* var enumerableValuesProvider = new EnumerableValuesProvider(val.ExpressionTree, iEnumerableType, itemType);
* lazyListViewWrapper.ItemsSource = new VirtualizingIEnumerable<ObjectValue>(enumerableValuesProvider.ItemsSource);
* gridValuesProvider = enumerableValuesProvider;*/
DebugType debugListType;
var debugListExpression = DebuggerHelpers.CreateDebugListExpression(shownExpr, itemType, out debugListType);
gridValuesProvider = CreateListValuesProvider(debugListExpression, debugListType, itemType);
}
else
{
// Value cannot be displayed in GridVisualizer
return;
}
}
IList <MemberInfo> itemTypeMembers = gridValuesProvider.GetItemTypeMembers();
InitializeColumns((GridView)this.listView.View, itemTypeMembers);
this.columnHider = new GridViewColumnHider((GridView)this.listView.View);
cmbColumns.ItemsSource = this.columnHider.HideableColumns;
}
}
public void Refresh()
{
try {
// clear ListView
listView.ItemsSource = null;
ScrollViewer listViewScroller = listView.GetScrollViewer();
if (listViewScroller != null)
{
listViewScroller.ScrollToVerticalOffset(0);
}
Value shownValue = null;
ICSharpCode.NRefactory.Ast.Expression shownExpr = null;
try {
shownExpr = debuggerService.GetExpression(txtExpression.Text);
shownValue = shownExpr.Evaluate(debuggerService.DebuggedProcess);
} catch (GetValueException e) {
MessageService.ShowMessage(e.Message);
}
if (shownValue != null && !shownValue.IsNull)
{
GridValuesProvider gridValuesProvider;
// Value is IList
DebugType iListType, listItemType;
if (shownValue.Type.ResolveIListImplementation(out iListType, out listItemType))
{
gridValuesProvider = CreateListValuesProvider(shownExpr.CastToIList(), listItemType);
}
else
{
// Value is IEnumerable
DebugType iEnumerableType, itemType;
if (shownValue.Type.ResolveIEnumerableImplementation(out iEnumerableType, out itemType))
{
DebugType debugListType;
var debugListExpression = DebuggerHelpers.CreateDebugListExpression(shownExpr, itemType, out debugListType);
gridValuesProvider = CreateListValuesProvider(debugListExpression, itemType);
}
else
{
// Not IList or IEnumerable<T> - can't be displayed in GridVisualizer
return;
}
}
IList <MemberInfo> itemTypeMembers = gridValuesProvider.GetItemTypeMembers();
InitializeColumns((GridView)this.listView.View, itemTypeMembers);
this.columnHider = new GridViewColumnHider((GridView)this.listView.View);
cmbColumns.ItemsSource = this.columnHider.HideableColumns;
}
} catch (GetValueException e) {
MessageService.ShowMessage(e.Message);
} catch (DebuggerVisualizerException e) {
MessageService.ShowMessage(e.Message);
}
}
/// <summary>
/// Checks whether given expression's type is supported by the graph builder.
/// </summary>
/// <param name="expr">Expression to be checked.</param>
private void checkIsOfSupportedType(Expression expr)
{
DebugType typeOfValue = expr.Evaluate(debuggerService.DebuggedProcess).Type;
if (typeOfValue.IsArray)
{
throw new DebuggerVisualizerException("Arrays are not supported yet");
}
}
/// <summary>
/// Evaluates System.Collections.ICollection.Count property on given object.
/// </summary>
/// <exception cref="GetValueException">Evaluating System.Collections.ICollection.Count on targetObject failed.</exception>
public static int GetIListCount(Expression targetObject)
{
Value list = targetObject.Evaluate(WindowsDebugger.CurrentProcess);
var iCollectionInterface = list.Type.GetInterface(typeof(ICollection).FullName);
if (iCollectionInterface == null)
throw new GetValueException(targetObject, targetObject.PrettyPrint() + " does not implement System.Collections.ICollection");
PropertyInfo countProperty = iCollectionInterface.GetProperty("Count");
// Do not get string representation since it can be printed in hex
return (int)list.GetPropertyValue(countProperty).PrimitiveValue;
}
