Class ParsePointManager

Represents a class that contains the list of ParsePoints and manages it.

Inheritance
System.Object
ParsePointManager
Implements
System.Collections.IEnumerable
System.IDisposable
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.ToString()
Namespace: Syncfusion.Windows.Forms.Edit.Implementation.IO
Assembly: Syncfusion.Edit.Windows.dll
Syntax
public class ParsePointManager : IEnumerable, IDisposable

Constructors

ParsePointManager()

Initializes a new instance of the ParsePointManager class.

Declaration
public ParsePointManager()

Properties

Count

Gets the count of parse points.

Declaration
public int Count { get; }
Property Value
Type
System.Int32

Methods

CheckIntegrity()

Checks integrity of the internal list of parsepoints.

Declaration
public bool CheckIntegrity()
Returns
Type Description
System.Boolean

True if everything is OK. Otherwise it returns false.

CreateNewParsePoint(Int32, Int32, Int64)

Creates new ParsePoint object and weak reference to it.

Declaration
protected ParsePoint CreateNewParsePoint(int iLine, int iPosition, long lOffset)
Parameters
Type Name Description
System.Int32 iLine

Line for the new ParsePoint.
System.Int32 iPosition

Position for new ParsePoint.
System.Int64 lOffset

Offset for new ParsePoint.
Returns
Type Description
Syncfusion.Windows.Forms.Edit.Implementation.IO.ParsePoint

WeakParsePoint instance with newly created ParsePoint as it`s Target.

Dispose()

Releases all resources used by all parse points.

Declaration
public void Dispose()

GetEnumerator()

Gets the enumerator for all parse points.

Declaration
public IEnumerator GetEnumerator()
Returns
Type Description
System.Collections.IEnumerator

Enumerator for array.

GetEnumerator(IParsePoint)

Gets the enumerator for the specified range of parse points.

Declaration
public IEnumerator GetEnumerator(IParsePoint start)
Parameters
Type Name Description
IParsePoint start

ParsePoint of the range start.
Returns
Type Description
System.Collections.IEnumerator

Enumerator for array.

GetEnumerator(IParsePoint, IParsePoint)

Gets the enumerator for the specified range of parse points.

Declaration
public IEnumerator GetEnumerator(IParsePoint start, IParsePoint end)
Parameters
Type Name Description
IParsePoint start

ParsePoint of the range start.
IParsePoint end

ParsePoint of the range end.
Returns
Type Description
System.Collections.IEnumerator

Enumerator for array.

GetEnumerator(Int32, Int32)

Gets the enumerator for the specified range of parse points.

Declaration
public IEnumerator GetEnumerator(int start, int count)
Parameters
Type Name Description
System.Int32 start

Start index.
System.Int32 count

Count of ParsePoints.
Returns
Type Description
System.Collections.IEnumerator

Enumerator for array.

GetNearestParsePoints(Int32, Int32, out IParsePoint, out IParsePoint)

Looks for the nearest ParsePoints for the given position.

Declaration
public bool GetNearestParsePoints(int Line, int Column, out IParsePoint LeftPoint, out IParsePoint RightPoint)
Parameters
Type Name Description
System.Int32 Line

Positions line
System.Int32 Column

Positions column
IParsePoint LeftPoint

Returns left nearest point
IParsePoint RightPoint

Returns right nearest point
Returns
Type Description
System.Boolean

Returns false if there is no parsepoints at all, otherwise returns true

GetNearestParsePoints(Int32, Int32, out Int32, out Int32)

Looks for the nearest ParsePoints for the given position.

Declaration
public bool GetNearestParsePoints(int Line, int Column, out int LeftPointIndex, out int RightPointIndex)
Parameters
Type Name Description
System.Int32 Line

Positions line
System.Int32 Column

Positions column
System.Int32 LeftPointIndex

Index of the left nearest point
System.Int32 RightPointIndex

Index of the right nearest point
Returns
Type Description
System.Boolean

Returns false if there is no parsepoints at all, otherwise returns true

GetNearestParsePoints(Int64, out IParsePoint, out IParsePoint)

Looks for the nearest ParsePoints for the given offset.

Declaration
public bool GetNearestParsePoints(long StreamOffset, out IParsePoint LeftPoint, out IParsePoint RightPoint)
Parameters
Type Name Description
System.Int64 StreamOffset

Offset in the stream
IParsePoint LeftPoint

Returns left nearest point
IParsePoint RightPoint

Returns right nearest point
Returns
Type Description
System.Boolean

Returns false if there is no parsepoints at all, otherwise returns true

GetNearestParsePoints(Int64, out Int32, out Int32)

Looks for the nearest ParsePoints for the given offset.

Declaration
public bool GetNearestParsePoints(long StreamOffset, out int LeftPointIndex, out int RightPointIndex)
Parameters
Type Name Description
System.Int64 StreamOffset

Offset in the stream
System.Int32 LeftPointIndex

Index of the left nearest point
System.Int32 RightPointIndex

Index of the right nearest point
Returns
Type Description
System.Boolean

Returns false if there is no parsepoints at all, otherwise returns true

GetParsePointAtPosition(Int64, Int32, Int32)

Searches for the parse point associated with given offset or creates new parse point.

Declaration
public IParsePoint GetParsePointAtPosition(long streamOffset, int defLine, int defColumn)
Parameters
Type Name Description
System.Int64 streamOffset

Needed offset in the stream.
System.Int32 defLine

Line, that must be set if ParsePoint is created.
System.Int32 defColumn

Column, that must be set if ParsePoint is created.
Returns
Type Description
IParsePoint

IParsePoint of the found/created ParsePoint.

GetParsePointByComparer(Object, IComparer)

Looks for ParsePoint, that is left to the given value.

Declaration
public IParsePoint GetParsePointByComparer(object value, IComparer comparer)
Parameters
Type Name Description
System.Object value

Value, to be found
System.Collections.IComparer comparer

Comparer, that is used to find needed value
Returns
Type Description
IParsePoint

ParsePoint, that is on given Value or left to it

GetParsePointByIndex(Int32)

Returns ParsePoint by it's index in array.

Declaration
public IParsePoint GetParsePointByIndex(int index)
Parameters
Type Name Description
System.Int32 index

Index of the ParsePoint
Returns
Type Description
IParsePoint

IParsePoint interface

InsertPointInPosition(Int64, Int32, Int32, Int32)

Creates a new parse point and inserts it to given position.

Declaration
public IParsePoint InsertPointInPosition(long streamOffset, int line, int column, int index)
Parameters
Type Name Description
System.Int64 streamOffset

Position in stream. Must be between two nearest ParsePoint`s positions.
System.Int32 line

ParsePoints line. No checks are done.
System.Int32 column

ParsePoints column. No checks are done.
System.Int32 index

Index, the ParsePoint is to be inserted at.
Returns
Type Description
IParsePoint

Newly created ParsePoint

OffsetChanged(IParsePoint, Int64, Int32, Int32)

Updates offsets of all ParsePoints, starting from the given position. If data was deleted, then iBytesInserted must be negative, everything else must be positive.

Declaration
public void OffsetChanged(IParsePoint startPoint, long iBytesInserted, int iLinesInData, int iLastLineLength)
Parameters
Type Name Description
IParsePoint startPoint

StartPoint, that is in position, that was moved.
System.Int64 iBytesInserted

Count of inserted byte (if negative, then bytes were deleted)
System.Int32 iLinesInData

Count of lines in inserted/deleted data
System.Int32 iLastLineLength

Position offset for the last line.

Implements

System.Collections.IEnumerable
System.IDisposable

Extension Methods