Delegate ExpressionChatPanelControl.ValidateExpressionHandler

Callback used to validate a generated expression locally; returns true when valid, otherwise sets errorMessage describing why validation failed.

Namespace: Reportman.Designer
Assembly: Reportman.Designer.dll
Syntax
public delegate bool ExpressionChatPanelControl.ValidateExpressionHandler(string expression, out string errorMessage)
Parameters
Type Name Description
string expression Callback used to validate a generated expression locally; returns true when valid, otherwise sets errorMessage describing why validation failed.
string errorMessage Callback used to validate a generated expression locally; returns true when valid, otherwise sets errorMessage describing why validation failed.
Returns
Type Description
bool Callback used to validate a generated expression locally; returns true when valid, otherwise sets errorMessage describing why validation failed.

Constructors

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ValidateExpressionHandler(object, nint)

Declaration
public ValidateExpressionHandler(object @object, nint method)
Parameters
Type Name Description
object object
nint method

Methods

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BeginInvoke(string, out string, AsyncCallback, object)

Declaration
public virtual IAsyncResult BeginInvoke(string expression, out string errorMessage, AsyncCallback callback, object @object)
Parameters
Type Name Description
string expression
string errorMessage
AsyncCallback callback
object object
Returns
Type Description
IAsyncResult
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EndInvoke(out string, IAsyncResult)

Declaration
public virtual bool EndInvoke(out string errorMessage, IAsyncResult result)
Parameters
Type Name Description
string errorMessage
IAsyncResult result
Returns
Type Description
bool
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Invoke(string, out string)

Declaration
public virtual bool Invoke(string expression, out string errorMessage)
Parameters
Type Name Description
string expression
string errorMessage
Returns
Type Description
bool