private static void ConvertNamespaces(object root, EditingContext context)
{
VisualBasicSettings settings = VisualBasic.GetSettings(root);
IList <AssemblyReference> references;
IList <string> importedNamespaces = NamespaceHelper.GetTextExpressionNamespaces(root, out references);
FrameworkName targetFramework = WorkflowDesigner.GetTargetFramework(context);
if (targetFramework.IsLessThan45())
{
if (settings == null)
{
if ((importedNamespaces != null) && (importedNamespaces.Count > 0))
{
NamespaceHelper.ConvertToVBSettings(
importedNamespaces,
references,
context,
out settings);
}
else
{
settings = new VisualBasicSettings();
}
NamespaceHelper.SetVisualBasicSettings(root, settings);
NamespaceHelper.SetTextExpressionNamespaces(root, null, null);
}
IDebuggableWorkflowTree debuggableWorkflowTree = root as IDebuggableWorkflowTree;
if (debuggableWorkflowTree != null)
{
Activity rootActivity = debuggableWorkflowTree.GetWorkflowRoot();
if (rootActivity != null)
{
NamespaceHelper.SetVisualBasicSettings(rootActivity, settings);
NamespaceHelper.SetTextExpressionNamespaces(rootActivity, null, null);
}
}
}
else
{
if ((importedNamespaces == null) || (importedNamespaces.Count == 0))
{
if (settings != null)
{
NamespaceHelper.ConvertToTextExpressionImports(settings, out importedNamespaces, out references);
NamespaceHelper.SetTextExpressionNamespaces(root, importedNamespaces, references);
NamespaceHelper.SetVisualBasicSettings(root, null);
}
else
{
NamespaceHelper.SetTextExpressionNamespaces(root, new Collection <string>(), new Collection <AssemblyReference>());
}
}
}
}
public static Activity GetRootWorkflowElement(object rootModelObject)
{
Activity rootWorkflowElement;
IDebuggableWorkflowTree debuggableWorkflowTree = rootModelObject as IDebuggableWorkflowTree;
if (debuggableWorkflowTree != null)
{
rootWorkflowElement = debuggableWorkflowTree.GetWorkflowRoot();
}
else // Loose xaml case.
{
rootWorkflowElement = rootModelObject as Activity;
}
return(rootWorkflowElement);
}
// Get root WorkflowElement. Currently only handle when the object is ActivitySchemaType or WorkflowElement.
// May return null if it does not know how to get the root activity.
Activity GetRootWorkflowElement(object rootModelObject)
{
System.Diagnostics.Debug.Assert(rootModelObject != null, "Cannot pass null as rootModelObject");
Activity rootWorkflowElement;
IDebuggableWorkflowTree debuggableWorkflowTree = rootModelObject as IDebuggableWorkflowTree;
if (debuggableWorkflowTree != null)
{
rootWorkflowElement = debuggableWorkflowTree.GetWorkflowRoot();
}
else // Loose xaml case.
{
rootWorkflowElement = rootModelObject as Activity;
}
return(rootWorkflowElement);
}
// Get root Activity. Currently only handle when the object is ActivityBuilder or Activity.
// May return null if it does not know how to get the root activity.
internal static Activity GetRootWorkflowElement(object rootModelObject)
{
SharedFx.Assert(rootModelObject != null, "Cannot pass null as rootModelObject");
Activity rootWorkflowElement;
IDebuggableWorkflowTree debuggableWorkflowTree = rootModelObject as IDebuggableWorkflowTree;
if (debuggableWorkflowTree != null)
{
rootWorkflowElement = debuggableWorkflowTree.GetWorkflowRoot();
}
else
{
// Loose xaml case.
rootWorkflowElement = rootModelObject as Activity;
}
return(rootWorkflowElement);
}
private Activity GetRootWorkflowElement(object rootModelObject)
{
// Get root WorkflowElement. Currently only handle when the object is ActivitySchemaType or WorkflowElement.
// May return null if it does not know how to get the root activity.
Debug.Assert(rootModelObject != null, "Cannot pass null as rootModelObject");
Activity rootWorkflowElement;
IDebuggableWorkflowTree debuggableWorkflowTree = rootModelObject as IDebuggableWorkflowTree;
if (debuggableWorkflowTree != null)
{
rootWorkflowElement = debuggableWorkflowTree.GetWorkflowRoot();
}
else
{
// Loose xaml case.
rootWorkflowElement = rootModelObject as Activity;
}
return(rootWorkflowElement);
}
static void OnRootPropertyChanged(object sender, PropertyChangedEventArgs e)
{
ModelItem rootModel = sender as ModelItem;
Fx.Assert(rootModel != null, "sender item could not be null");
ModelProperty changedProperty = rootModel.Properties[e.PropertyName];
if (changedProperty == null)
{
return;
}
object changedPropertyValue = changedProperty.ComputedValue;
if (changedPropertyValue == null)
{
return;
}
Fx.Assert(rootModel.GetCurrentValue().GetType() == WorkflowServiceType, "This handler should only be attached when the root is WorkflowService");
IDebuggableWorkflowTree root = rootModel.GetCurrentValue() as IDebuggableWorkflowTree;
Activity rootActivity = root.GetWorkflowRoot();
if (rootActivity == changedPropertyValue)
{
if (WorkflowDesigner.GetTargetFramework(rootModel.GetEditingContext()).IsLessThan45())
{
VisualBasicSettings settings = VisualBasic.GetSettings(root);
NamespaceHelper.SetVisualBasicSettings(changedPropertyValue, settings);
}
else
{
IList <AssemblyReference> referencedAssemblies;
IList <string> namespaces = NamespaceHelper.GetTextExpressionNamespaces(root, out referencedAssemblies);
NamespaceHelper.SetTextExpressionNamespaces(rootActivity, namespaces, referencedAssemblies);
}
}
}
// Get root WorkflowElement. Currently only handle when the object is ActivitySchemaType or WorkflowElement.
// May return null if it does not know how to get the root activity.
Activity GetRootWorkflowElement(object rootModelObject)
{
Activity rootWorkflowElement = null;
try
{
System.Diagnostics.Debug.Assert(rootModelObject != null, "Cannot pass null as rootModelObject");
IDebuggableWorkflowTree debuggableWorkflowTree = rootModelObject as IDebuggableWorkflowTree;
if (debuggableWorkflowTree != null)
{
rootWorkflowElement = debuggableWorkflowTree.GetWorkflowRoot();
}
else // Loose xaml case.
{
rootWorkflowElement = rootModelObject as Activity;
}
}
catch (Exception ex)
{
Log.Logger.LogData(ex.Message, LogLevel.Error);
}
return(rootWorkflowElement);
}
static internal Dictionary <object, SourceLocation> GetSourceLocations(Activity rootActivity, out string sourcePath, out bool isTemporaryFile, out byte[] checksum)
{
isTemporaryFile = false;
checksum = null;
string symbolString = DebugSymbol.GetSymbol(rootActivity) as String;
if (string.IsNullOrEmpty(symbolString) && rootActivity.Children != null && rootActivity.Children.Count > 0)
{ // In case of actual root is wrapped either in x:Class activity or CorrelationScope
Activity body = rootActivity.Children[0];
string bodySymbolString = DebugSymbol.GetSymbol(body) as String;
if (!string.IsNullOrEmpty(bodySymbolString))
{
rootActivity = body;
symbolString = bodySymbolString;
}
}
if (!string.IsNullOrEmpty(symbolString))
{
try
{
WorkflowSymbol wfSymbol = WorkflowSymbol.Decode(symbolString);
if (wfSymbol != null)
{
sourcePath = wfSymbol.FileName;
checksum = wfSymbol.GetChecksum();
// rootActivity is the activity with the attached symbol string.
// rootActivity.RootActivity is the workflow root activity.
// if they are not the same, then it must be compiled XAML, because loose XAML (i.e. XAMLX) always have the symbol attached at the root.
if (rootActivity.RootActivity != rootActivity)
{
Fx.Assert(rootActivity.Parent != null, "Compiled XAML implementation always have a parent.");
rootActivity = rootActivity.Parent;
}
return(GetSourceLocations(rootActivity, wfSymbol, translateInternalActivityToOrigin: false));
}
}
catch (SerializationException)
{
// Ignore invalid symbol.
}
}
sourcePath = XamlDebuggerXmlReader.GetFileName(rootActivity) as string;
Dictionary <object, SourceLocation> mapping;
Assembly localAssembly;
//bool permissionRevertNeeded = false;
// This may not be the local assembly since it may not be the real root for x:Class
localAssembly = rootActivity.GetType().Assembly;
if (rootActivity.Parent != null)
{
localAssembly = rootActivity.Parent.GetType().Assembly;
}
if (rootActivity.Children != null && rootActivity.Children.Count > 0)
{ // In case of actual root is wrapped either in x:Class activity or CorrelationScope
Activity body = rootActivity.Children[0];
string bodySourcePath = XamlDebuggerXmlReader.GetFileName(body) as string;
if (!string.IsNullOrEmpty(bodySourcePath))
{
rootActivity = body;
sourcePath = bodySourcePath;
}
}
try
{
Fx.Assert(!string.IsNullOrEmpty(sourcePath), "If sourcePath is null, it should have been short-circuited before reaching here.");
SourceLocation tempSourceLocation;
Activity tempRootActivity;
checksum = SymbolHelper.CalculateChecksum(sourcePath);
if (TryGetSourceLocation(rootActivity, sourcePath, checksum, out tempSourceLocation)) // already has source location.
{
tempRootActivity = rootActivity;
}
else
{
byte[] buffer;
#if NET45
// Need to store the file in memory temporary so don't have to re-read the file twice
// for XamlDebugXmlReader's BracketLocator.
// If there is a debugger attached, Assert FileIOPermission for Read access to the specific file.
if (System.Diagnostics.Debugger.IsAttached)
{
permissionRevertNeeded = true;
FileIOPermission permission = new FileIOPermission(FileIOPermissionAccess.Read, sourcePath);
permission.Assert();
}
#endif
try
{
FileInfo fi = new FileInfo(sourcePath);
buffer = new byte[fi.Length];
using (FileStream fs = new FileStream(sourcePath, FileMode.Open, FileAccess.Read))
{
fs.Read(buffer, 0, buffer.Length);
}
}
finally
{
#if NET45
// If we Asserted FileIOPermission, revert it.
if (permissionRevertNeeded)
{
CodeAccessPermission.RevertAssert();
permissionRevertNeeded = false;
}
#endif
}
object deserializedObject = Deserialize(buffer, localAssembly);
IDebuggableWorkflowTree debuggableWorkflowTree = deserializedObject as IDebuggableWorkflowTree;
if (debuggableWorkflowTree != null)
{ // Declarative Service and x:Class case
tempRootActivity = debuggableWorkflowTree.GetWorkflowRoot();
}
else
{ // Loose XAML case.
tempRootActivity = deserializedObject as Activity;
}
Fx.Assert(tempRootActivity != null, "Unexpected workflow xaml file");
}
mapping = new Dictionary <object, SourceLocation>();
if (tempRootActivity != null)
{
CollectMapping(rootActivity, tempRootActivity, mapping, sourcePath, checksum);
}
}
catch (Exception)
{
//// Only eat the exception if we were running in partial trust.
//if (!PartialTrustHelpers.AppDomainFullyTrusted)
//{
// // Eat the exception and return an empty dictionary.
// return new Dictionary<object, SourceLocation>();
//}
//else
//{
throw;
//}
}
return(mapping);
}
internal static Dictionary <object, SourceLocation> GetSourceLocations(Activity rootActivity, out string sourcePath, out bool isTemporaryFile)
{
sourcePath = XamlDebuggerXmlReader.GetFileName(rootActivity) as string;
isTemporaryFile = false;
Assembly localAssembly = rootActivity.GetType().Assembly;
if (rootActivity.Parent != null)
{
localAssembly = rootActivity.Parent.GetType().Assembly;
}
if ((rootActivity.Children != null) && (rootActivity.Children.Count > 0))
{
Activity instance = rootActivity.Children[0];
string fileName = XamlDebuggerXmlReader.GetFileName(instance) as string;
if (!string.IsNullOrEmpty(fileName))
{
rootActivity = instance;
sourcePath = fileName;
}
}
if (!string.IsNullOrEmpty(sourcePath))
{
SourceLocation location;
Activity workflowRoot;
if (TryGetSourceLocation(rootActivity, sourcePath, out location))
{
workflowRoot = rootActivity;
}
else
{
FileInfo info = new FileInfo(sourcePath);
byte[] buffer = new byte[info.Length];
using (FileStream stream = new FileStream(sourcePath, FileMode.Open, FileAccess.Read))
{
stream.Read(buffer, 0, buffer.Length);
}
object obj2 = Deserialize(buffer, localAssembly);
IDebuggableWorkflowTree tree = obj2 as IDebuggableWorkflowTree;
if (tree != null)
{
workflowRoot = tree.GetWorkflowRoot();
}
else
{
workflowRoot = obj2 as Activity;
}
}
Dictionary <object, SourceLocation> mapping = new Dictionary <object, SourceLocation>();
if (workflowRoot != null)
{
CollectMapping(rootActivity, workflowRoot, mapping, sourcePath);
}
return(mapping);
}
string tempFileName = Path.GetTempFileName();
sourcePath = Path.ChangeExtension(tempFileName, ".xaml");
File.Move(tempFileName, sourcePath);
isTemporaryFile = true;
return(PublishAndCollectMapping(rootActivity, sourcePath));
}