private void AddDesigner()
{
//Create an instance of WorkflowDesigner class.
this.workflowDesigner = new WorkflowDesigner();
//Place the designer canvas in the middle column of the grid.
Grid.SetColumn(this.workflowDesigner.View, 1);
Grid.SetRow(this.workflowDesigner.View, 1);
this.expressionEditorService = new RoslynExpressionEditorService();
ExpressionTextBox.RegisterExpressionActivityEditor(new CSharpValue <string>().Language, typeof(RoslynExpressionEditor), CSharpExpressionHelper.CreateExpressionFromString);
this.workflowDesigner.Context.Services.Publish <IExpressionEditorService>(this.expressionEditorService);
//To avoid loading the default VB expression editor
DesignerConfigurationService configurationService = this.workflowDesigner.Context.Services.GetService <DesignerConfigurationService>();
configurationService.TargetFrameworkName = new FrameworkName(".NETFramework", new System.Version(4, 5));
configurationService.LoadingFromUntrustedSourceEnabled = true;
//Load a new Sequence as default.
this.workflowDesigner.Load("StartingWorkflow.xml");
//Add the designer canvas to the grid.
grid1.Children.Add(this.workflowDesigner.View);
}
/// <summary>
/// Creates a new Workflow Designer instance with C# Expression Editor
/// </summary>
/// <param name="sourceFile">Workflow FileName</param>
public static void NewInstanceCSharp(string sourceFile = _defaultWorkflowCSharp)
{
_expressionEditorService = new RoslynExpressionEditorService();
ExpressionTextBox.RegisterExpressionActivityEditor(new CSharpValue <string>().Language, typeof(RoslynExpressionEditor), CSharpExpressionHelper.CreateExpressionFromString);
_wfDesigner = new WorkflowDesigner();
_wfDesigner.Context.Services.GetService <DesignerConfigurationService>().TargetFrameworkName = new System.Runtime.Versioning.FrameworkName(".NETFramework", new Version(4, 5));
_wfDesigner.Context.Services.GetService <DesignerConfigurationService>().LoadingFromUntrustedSourceEnabled = true;
_wfDesigner.Context.Services.Publish <IExpressionEditorService>(_expressionEditorService);
//associates all of the basic activities with their designers
new DesignerMetadata().Register();
//load Workflow Xaml
_wfDesigner.Load(sourceFile);
SelectHelper._wfDesigner = _wfDesigner;
if (!SelectHelper.WorkflowDictionary.ContainsKey(sourceFile))
{
SelectHelper.WorkflowDictionary.Add(sourceFile, _wfDesigner);
}
else
{
SelectHelper.WorkflowDictionary[sourceFile] = _wfDesigner;
}
if (!SelectHelper.RuntimeApplicationHelperDictionary.ContainsKey(sourceFile))
{
SelectHelper.RuntimeApplicationHelperDictionary.Add(sourceFile, new RuntimeApplicationHelper());
}
}
/// <summary>
/// Creates a new Workflow Designer instance with C# Expression Editor
/// </summary>
/// <param name="sourceFile">Workflow FileName</param>
public static WorkflowDesigner NewInstance(string sourceFile = _defaultActivity)
{
if (string.IsNullOrWhiteSpace(sourceFile))
{
sourceFile = Path.Combine(AssemblyDirectory, _defaultActivity);
}
var expressionEditorService = new RoslynExpressionEditorService();
ExpressionTextBox.RegisterExpressionActivityEditor(new CSharpValue <string>().Language, typeof(RoslynExpressionEditor), CSharpExpressionHelper.CreateExpressionFromString);
var wfDesigner = new WorkflowDesigner();
var dcs = wfDesigner.Context.Services.GetService <DesignerConfigurationService>();
dcs.TargetFrameworkName = new System.Runtime.Versioning.FrameworkName(".NETFramework", new Version(4, 6, 1));
dcs.LoadingFromUntrustedSourceEnabled = true;
wfDesigner.Context.Services.Publish <IExpressionEditorService>(expressionEditorService);
//associates all of the basic activities with their designers
new DesignerMetadata().Register();
string temp = File.ReadAllText(Path.Combine(AssemblyDirectory, @"colors.xaml"));
StringReader reader = new StringReader(temp);
XmlReader xmlReader = XmlReader.Create(reader);
ResourceDictionary fontAndColorDictionary = (ResourceDictionary)System.Windows.Markup.XamlReader.Load(xmlReader);
//var keys = GetColorKeys();
//foreach (var key in keys)
//{
// fontAndColorDictionary[key] = Brushes.Pink;
//}
Hashtable hashTable = new Hashtable();
foreach (var key in fontAndColorDictionary.Keys)
{
hashTable.Add(key, fontAndColorDictionary[key]);
}
wfDesigner.PropertyInspectorFontAndColorData = XamlServices.Save(hashTable);
//load Workflow Xaml
wfDesigner.Load(sourceFile);
//var g = wfDesigner.View as Grid;
//g.Background = Brushes.Pink;
return(wfDesigner);
}
// Called by the designer to register design-time metadata.
public void Register()
{
AttributeTableBuilder builder = new AttributeTableBuilder();
// Register Designers.
builder.AddCustomAttributes(typeof(Activity), new DesignerAttribute(typeof(ActivityDesigner)));
builder.AddCustomAttributes(typeof(ActivityBuilder), new DesignerAttribute(typeof(ActivityTypeDesigner)));
builder.AddCustomAttributes(typeof(ActivityBuilder <>), new DesignerAttribute(typeof(GenericActivityTypeDesigner)));
// Register PropertyValueEditors
builder.AddCustomAttributes(typeof(Argument), new EditorAttribute(typeof(ExpressionValueEditor), typeof(PropertyValueEditor)));
builder.AddCustomAttributes(typeof(Type), PropertyValueEditor.CreateEditorAttribute(typeof(TypePropertyEditor)));
builder.AddCustomAttributes(typeof(Activity <>), new EditorAttribute(typeof(ExpressionValueEditor), typeof(PropertyValueEditor)));
// Disable reuse of propertyvalueeditors for Arguments
builder.AddCustomAttributes(typeof(Argument), new EditorReuseAttribute(false));
builder.AddCustomAttributes(typeof(Activity <>), new EditorReuseAttribute(false));
//Removing all the properties except "Name" from property grid for the type SchemaType.
foreach (MemberInfo mi in typeof(ActivityBuilder).GetMembers())
{
if (mi.MemberType == MemberTypes.Property && !mi.Name.Equals("Name") && !mi.Name.Equals("ImplementationVersion"))
{
builder.AddCustomAttributes(typeof(ActivityBuilder), mi, new BrowsableAttribute(false));
}
}
// Removing all the properties property grid for the type SchemaType.
foreach (MemberInfo mi in typeof(ActivityBuilder <>).GetMembers())
{
builder.AddCustomAttributes(typeof(ActivityBuilder <>), mi, new BrowsableAttribute(false));
}
builder.AddCustomAttributes(typeof(Argument), new SearchableStringConverterAttribute(typeof(ArgumentSearchableStringConverter)));
builder.AddCustomAttributes(typeof(VisualBasicValue <>), new SearchableStringConverterAttribute(typeof(VisualBasicValueSearchableStringConverter)));
builder.AddCustomAttributes(typeof(Type), new SearchableStringConverterAttribute(typeof(TypeSearchableStringConverter)));
builder.AddCustomAttributes(typeof(ActivityAction <>),
new SearchableStringConverterAttribute(typeof(ActivityActionSearchableStringConverter <>)));
builder.AddCustomAttributes(typeof(XName), new SearchableStringConverterAttribute(typeof(XNameSearchableStringConverter)));
builder.AddCustomAttributes(typeof(Encoding), new SearchableStringConverterAttribute(typeof(EncodingSearchableStringConverter)));
builder.AddCustomAttributes(typeof(ErrorActivity), new SearchableStringConverterAttribute(typeof(EmptySearchableStringConverter)));
builder.AddCustomAttributes(typeof(XName), new TypeConverterAttribute(typeof(XNameConverter)));
builder.AddCustomAttributes(typeof(VBIdentifierName), new EditorAttribute(typeof(VBIdentifierNameEditor), typeof(PropertyValueEditor)));
builder.AddCustomAttributes(typeof(VBIdentifierName), new EditorReuseAttribute(false));
ExpressionTextBox.RegisterExpressionActivityEditor(VisualBasicEditor.ExpressionLanguageName, typeof(VisualBasicEditor), VisualBasicEditor.CreateExpressionFromString);
builder.AddCustomAttributes(typeof(VisualBasicValue <>), new ExpressionMorphHelperAttribute(typeof(VisualBasicExpressionMorphHelper)));
builder.AddCustomAttributes(typeof(VisualBasicReference <>), new ExpressionMorphHelperAttribute(typeof(VisualBasicExpressionMorphHelper)));
builder.AddCustomAttributes(typeof(VisualBasicValue <>), new FeatureAttribute(typeof(VisualBasicValueValidationFeature)));
builder.AddCustomAttributes(typeof(VisualBasicReference <>), new FeatureAttribute(typeof(VisualBasicReferenceValidationFeature)));
builder.AddCustomAttributes(typeof(Literal <>), new ExpressionMorphHelperAttribute(typeof(NonTextualExpressionMorphHelper)));
builder.AddCustomAttributes(typeof(VariableValue <>), new ExpressionMorphHelperAttribute(typeof(NonTextualExpressionMorphHelper)));
builder.AddCustomAttributes(typeof(VariableReference <>), new ExpressionMorphHelperAttribute(typeof(NonTextualExpressionMorphHelper)));
builder.AddCustomAttributes(typeof(Activity), new ShowInOutlineViewAttribute());
builder.AddCustomAttributes(typeof(Collection <Activity>), new ShowInOutlineViewAttribute());
Type type = typeof(ActivityDelegate);
builder.AddCustomAttributes(type, new ShowInOutlineViewAttribute()
{
PromotedProperty = "Handler"
});
type = typeof(ActivityBuilder);
builder.AddCustomAttributes(type, new ShowInOutlineViewAttribute());
builder.AddCustomAttributes(type, type.GetProperty("Implementation"), new ShowPropertyInOutlineViewAttribute()
{
CurrentPropertyVisible = false
});
type = typeof(WorkflowService);
builder.AddCustomAttributes(type, type.GetProperty("Body"), new ShowPropertyInOutlineViewAttribute()
{
CurrentPropertyVisible = false
});
builder.AddCustomAttributes(typeof(WorkflowIdentity), new TypeConverterAttribute(typeof(ExpandableObjectConverter)));
builder.AddCustomAttributes(typeof(Version), new EditorAttribute(typeof(VersionPropertyValueEditor), typeof(PropertyValueEditor)));
// Apply the metadata
MetadataStore.AddAttributeTable(builder.CreateTable());
}