System.Activities.Core Namespace
[This documentation is for preview only, and is subject to change in later releases. Blank topics are included as placeholders.]
Classes
Class | Description | |
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AddToCollection<T> | Adds an item to a specified collection. |
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Assign | Sets Argument values from within a workflow. |
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Assign<T> | The Assign activity is used to set Argument values from within a workflow. |
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CancellationScope | An activity that associates cancellation logic, in the form of a WorkflowElement, with a main path of execution, also expressed as a WorkflowElement. |
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ClearCollection<T> | Clears a specified collection of all items. |
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Comment | Displays a comment in the workflow designer surface. This activity provides no functionality at runtime. |
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DbConnectionContext | Stores database connection information for workflow operations. |
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DbQuery<TResult> | Executes a query against a database and populates an OutArgument with a list of the query results. |
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DbUpdate | Executes an update query against a database. |
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Delay | The Delay activity creates a timer for a specified duration, using a TimerExtension. |
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DoWhile | A looping activity that executes contained activities at least once, until a condition is no longer true. |
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ExistsInCollection<T> | Indicates whether a given item is present in a given collection. |
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Flowchart | Models workflows using the familiar flowchart paradigm |
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FlowDecision | A specialized FlowNode that provides the ability to model a conditional node with two outcomes. |
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FlowNode | The abstract base class for all the different node types that can be contained within a Flowchart activity. |
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FlowStep | A FlowNode element that executes a specified Action and has a Next pointer. |
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FlowSwitch | |
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ForEach | Executes an activity action once for each value provided in the Values collection. |
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ForEach<T> | Executes an activity action once for each value provided in the Values collection. |
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If | Models an If-Then-Else condition. |
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InitializationAction<TSource, TTarget> | |
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Interop | Manages the execution of an Activity within a workflow. |
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InvokeMethod | Calls a public method of a specified object or type. |
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InvokeMethod<TResult> | Calls a public method of a specified object or type. |
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Parallel | A workflow element that executes all child activities simultaneously and asynchronously. |
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ParallelForEach | Enumerates the elements of a collection and executes an embedded statement for each element of the collection in parallel. |
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ParallelForEach<T> | Enumerates the elements of a collection and executes an embedded statement for each element of the collection in parallel. |
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Pick | Provides event-based, control flow modeling. |
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PickBranch | A potential path of execution within a Pick activity. |
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RemoveFromCollection<T> | Removes an item from a specified collection. |
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Sequence | Executes a set of child activities according to a single, defined ordering. |
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Switch | Selects one choice from a number of activities to execute, based on the value of a given expression. |
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Switch<T> | Selects one choice from a number of activities to execute, based on the value of a given expression of the type specified in this object’s type specifier. |
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Throw | Throws an exception. |
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TimerExtension | Abstract base class for timer extensions. |
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TransactionScopeActivity | An activity that demarcates a transaction boundary. |
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While | Executes a contained workflow element while a condition evaluates to true. |
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WriteLine | Writes a specified string to a specified TextWriter object. |