public void Walk(Activity seedActivity, bool walkChildren)
{
Queue queue = new Queue();
queue.Enqueue(seedActivity);
while (queue.Count > 0)
{
Activity currentActivity = queue.Dequeue() as Activity;
if (this.FoundActivity != null)
{
System.Workflow.Activities.Common.WalkerEventArgs eventArgs = new System.Workflow.Activities.Common.WalkerEventArgs(currentActivity);
this.FoundActivity(this, eventArgs);
if (eventArgs.Action == System.Workflow.Activities.Common.WalkerAction.Abort)
{
return;
}
if (eventArgs.Action == System.Workflow.Activities.Common.WalkerAction.Skip)
{
continue;
}
}
if ((this.FoundProperty != null) && !this.WalkProperties(currentActivity))
{
return;
}
if (walkChildren && (currentActivity is CompositeActivity))
{
if (this.useEnabledActivities)
{
foreach (Activity activity2 in Helpers.GetAllEnabledActivities((CompositeActivity)currentActivity))
{
queue.Enqueue(activity2);
}
}
else
{
foreach (Activity activity3 in ((CompositeActivity)currentActivity).Activities)
{
queue.Enqueue(activity3);
}
}
}
}
}
public void Walk(Activity seedActivity, bool walkChildren)
{
Queue queue = new Queue();
queue.Enqueue(seedActivity);
while (queue.Count > 0)
{
Activity currentActivity = queue.Dequeue() as Activity;
if (this.FoundActivity != null)
{
System.Workflow.Activities.Common.WalkerEventArgs eventArgs = new System.Workflow.Activities.Common.WalkerEventArgs(currentActivity);
this.FoundActivity(this, eventArgs);
if (eventArgs.Action == System.Workflow.Activities.Common.WalkerAction.Abort)
{
return;
}
if (eventArgs.Action == System.Workflow.Activities.Common.WalkerAction.Skip)
{
continue;
}
}
if ((this.FoundProperty != null) && !this.WalkProperties(currentActivity))
{
return;
}
if (walkChildren && (currentActivity is CompositeActivity))
{
if (this.useEnabledActivities)
{
foreach (Activity activity2 in Helpers.GetAllEnabledActivities((CompositeActivity) currentActivity))
{
queue.Enqueue(activity2);
}
}
else
{
foreach (Activity activity3 in ((CompositeActivity) currentActivity).Activities)
{
queue.Enqueue(activity3);
}
}
}
}
}
public bool WalkProperties(Activity activity, object obj)
{
Activity activity2 = obj as Activity;
foreach (PropertyInfo info in obj.GetType().GetProperties(BindingFlags.Public | BindingFlags.Instance))
{
if (((info.GetIndexParameters() == null) || (info.GetIndexParameters().Length <= 0)) && (GetSerializationVisibility(info) != DesignerSerializationVisibility.Hidden))
{
object currentValue = null;
DependencyProperty dependencyProperty = DependencyProperty.FromName(info.Name, obj.GetType());
if ((dependencyProperty != null) && (activity2 != null))
{
if (activity2.IsBindingSet(dependencyProperty))
{
currentValue = activity2.GetBinding(dependencyProperty);
}
else
{
currentValue = activity2.GetValue(dependencyProperty);
}
}
else
{
try
{
currentValue = info.CanRead ? info.GetValue(obj, null) : null;
}
catch
{
}
}
if (this.FoundProperty != null)
{
System.Workflow.Activities.Common.WalkerEventArgs eventArgs = new System.Workflow.Activities.Common.WalkerEventArgs(activity, currentValue, info, obj);
this.FoundProperty(this, eventArgs);
if (eventArgs.Action == System.Workflow.Activities.Common.WalkerAction.Skip)
{
continue;
}
if (eventArgs.Action == System.Workflow.Activities.Common.WalkerAction.Abort)
{
return false;
}
}
if (currentValue is IList)
{
foreach (object obj3 in (IList) currentValue)
{
if (this.FoundProperty != null)
{
System.Workflow.Activities.Common.WalkerEventArgs args2 = new System.Workflow.Activities.Common.WalkerEventArgs(activity, obj3, null, currentValue);
this.FoundProperty(this, args2);
if (args2.Action == System.Workflow.Activities.Common.WalkerAction.Skip)
{
continue;
}
if (args2.Action == System.Workflow.Activities.Common.WalkerAction.Abort)
{
return false;
}
}
if (((obj3 != null) && IsBrowsableType(obj3.GetType())) && !this.WalkProperties(activity, obj3))
{
return false;
}
}
}
else if (((currentValue != null) && IsBrowsableType(currentValue.GetType())) && !this.WalkProperties(activity, currentValue))
{
return false;
}
}
}
return true;
}
public bool WalkProperties(Activity activity, object obj)
{
Activity activity2 = obj as Activity;
foreach (PropertyInfo info in obj.GetType().GetProperties(BindingFlags.Public | BindingFlags.Instance))
{
if (((info.GetIndexParameters() == null) || (info.GetIndexParameters().Length <= 0)) && (GetSerializationVisibility(info) != DesignerSerializationVisibility.Hidden))
{
object currentValue = null;
DependencyProperty dependencyProperty = DependencyProperty.FromName(info.Name, obj.GetType());
if ((dependencyProperty != null) && (activity2 != null))
{
if (activity2.IsBindingSet(dependencyProperty))
{
currentValue = activity2.GetBinding(dependencyProperty);
}
else
{
currentValue = activity2.GetValue(dependencyProperty);
}
}
else
{
try
{
currentValue = info.CanRead ? info.GetValue(obj, null) : null;
}
catch
{
}
}
if (this.FoundProperty != null)
{
System.Workflow.Activities.Common.WalkerEventArgs eventArgs = new System.Workflow.Activities.Common.WalkerEventArgs(activity, currentValue, info, obj);
this.FoundProperty(this, eventArgs);
if (eventArgs.Action == System.Workflow.Activities.Common.WalkerAction.Skip)
{
continue;
}
if (eventArgs.Action == System.Workflow.Activities.Common.WalkerAction.Abort)
{
return(false);
}
}
if (currentValue is IList)
{
foreach (object obj3 in (IList)currentValue)
{
if (this.FoundProperty != null)
{
System.Workflow.Activities.Common.WalkerEventArgs args2 = new System.Workflow.Activities.Common.WalkerEventArgs(activity, obj3, null, currentValue);
this.FoundProperty(this, args2);
if (args2.Action == System.Workflow.Activities.Common.WalkerAction.Skip)
{
continue;
}
if (args2.Action == System.Workflow.Activities.Common.WalkerAction.Abort)
{
return(false);
}
}
if (((obj3 != null) && IsBrowsableType(obj3.GetType())) && !this.WalkProperties(activity, obj3))
{
return(false);
}
}
}
else if (((currentValue != null) && IsBrowsableType(currentValue.GetType())) && !this.WalkProperties(activity, currentValue))
{
return(false);
}
}
}
return(true);
}
