private void LoadWorkflow()
{
if (workflow == null)
{
string password = null;
string errorMessage = null;
if (XamlFileProviderFactory.IsXamlFileEncrypted(App.XamlFile))
{
password = GetPassword();
if (string.IsNullOrEmpty(password))
{
errorMessage = string.Format("The file '{0}' is protected and requires the correct password to open.", App.XamlFile);
}
}
if (string.IsNullOrEmpty(errorMessage))
{
try
{
IXamlFileProvider provider = XamlFileProviderFactory.GetXamlFileProvider(App.XamlFile, password);
provider.LoadXamlFile(App.XamlFile, password);
workflow = provider.XamlDocument;
}
catch (Exception ex)
{
errorMessage = ex.Message;
if (errorMessage == "The encrypted string was not in a valid format.")
{
errorMessage = "The password you specified was incorrect.";
}
errorMessage = string.Format("The following error occurred while trying to open '{0}' : \n\n{1}", App.XamlFile, errorMessage);
}
}
if (!string.IsNullOrEmpty(errorMessage))
{
ShowErrorMessage(errorMessage, "Failed to load file");
password = null;
this.Close();
}
}
}
protected override void Execute(CodeActivityContext context)
{
console = context.GetExtension <ActivityConsole>();
if (console == null)
{
console = new ActivityConsole();
}
string xamlFile = XamlFileName.Get(context);
Dictionary <string, object> inputs = Inputs.Get(context);
try
{
Activity workflow = null;
string xamlFileName = XamlFileName.Get(context);
string password = null;
string errorMessage = null;
if (XamlFileProviderFactory.IsXamlFileEncrypted(xamlFileName))
{
password = Password.Get(context);
if (string.IsNullOrEmpty(password))
{
errorMessage = string.Format("The file '{0}' is protected and requires the correct password to open.", xamlFileName);
}
}
if (string.IsNullOrEmpty(errorMessage))
{
try
{
IXamlFileProvider provider = XamlFileProviderFactory.GetXamlFileProvider(xamlFileName, password);
provider.LoadXamlFile(xamlFileName, password);
workflow = provider.XamlDocument;
}
catch (Exception ex)
{
errorMessage = ex.Message;
if (errorMessage == "The encrypted string was not in a valid format.")
{
errorMessage = "The password you specified was incorrect.";
}
errorMessage = string.Format("The following error occurred while trying to open '{0}' : \n\n{1}", xamlFileName, errorMessage);
}
}
if (!string.IsNullOrEmpty(errorMessage))
{
throw new ArgumentException(errorMessage);
}
WorkflowApplication wa;
if (inputs != null && inputs.Count > 0)
{
wa = new WorkflowApplication(workflow, Inputs.Get(context));
}
else
{
wa = new WorkflowApplication(workflow);
}
wa.Extensions.Add(console);
wa.Completed = WorkflowCompleted;
wa.OnUnhandledException = WorkflowUnhandledException;
wa.Aborted = WorkflowAborted;
isBusy = true;
console.WriteLine(Environment.NewLine + xamlFile + " Executing..." + Environment.NewLine);
wa.Run();
while (isBusy)
{
System.Threading.Thread.Sleep(200);
}
console.WriteLine(Environment.NewLine + xamlFile + " Execution Complete." + Environment.NewLine);
}
catch (Exception)
{
throw;
}
}
private void LoadDesignerAndWorkflow(string fileName = null)
{
isLoadingXaml = true;
Encrypt = false;
mustSave = false;
if (wd != null)
{
MainLayout.Children.Remove(this.wd.View);
MainLayout.Children.Remove(this.wd.PropertyInspectorView);
this.wd.ModelChanged -= wd_ModelChanged;
this.wd = null;
}
//Create an instance of WorkflowDesigner class.
this.wd = new WorkflowDesigner();
DesignerConfigurationService configService = this.wd.Context.Services.GetService <DesignerConfigurationService>();
configService.TargetFrameworkName = new FrameworkName(".NETFramework", new Version(4, 5));
configService.LoadingFromUntrustedSourceEnabled = true;
this.wd.ModelChanged += new EventHandler(wd_ModelChanged);
//Place the designer canvas in the middle column of the grid.
Grid.SetRow(this.wd.View, 1);
Grid.SetColumn(this.wd.View, 2);
AddPropertyInspector();
if (string.IsNullOrEmpty(fileName))
{
this.wd.Load(new Sequence());
wd.Flush();
lastSavedXaml = wd.Text;
mustSave = true;
}
else
{
password = null;
string errorMessage = null;
if (XamlFileProviderFactory.IsXamlFileEncrypted(fileName))
{
if (!GetPassword())
{
errorMessage = string.Format("The file '{0}' is protected and requires the correct password to open.", xamlFile);
}
else
{
Encrypt = true;
}
}
if (string.IsNullOrEmpty(errorMessage))
{
try
{
IXamlFileProvider provider = XamlFileProviderFactory.GetXamlFileProvider(fileName, password);
provider.LoadXamlFile(fileName, password);
this.wd.Load(provider.XamlDocument);
wd.Flush();
lastSavedXaml = wd.Text;
}
catch (Exception ex)
{
errorMessage = ex.Message;
if (errorMessage == "The encrypted string was not in a valid format.")
{
errorMessage = "The password you specified was incorrect.";
}
errorMessage = string.Format("The following error occurred while trying to open '{0}' : \n\n{1}", xamlFile, errorMessage);
}
}
if (!string.IsNullOrEmpty(errorMessage))
{
xamlFile = string.Empty;
ShowErrorMessage(errorMessage, "Failed to load file");
this.wd.Load(new Sequence());
password = null;
mustSave = true;
Encrypt = false;
}
}
busyGettingPassword = true;
Protect.GetBindingExpression(System.Windows.Controls.Primitives.ToggleButton.IsCheckedProperty).UpdateTarget();
busyGettingPassword = false;
//Add the designer canvas to the grid.
MainLayout.Children.Add(this.wd.View);
StatusBarText.Text = "";
ToggleDocumentHasChangesVisual(mustSave);
isLoadingXaml = false;
}