C# Class SourceGrid.GridVirtual

Inheritance: CustomScrollControl

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Protected Properties

Property	Type	Description
m_MouseCellPosition	Position
m_MouseDownPosition	Position

Private Properties

Property	Type	Description
GetVisibleRegion	IEnumerable
PerformStretch	void
SetScrollArea	void

Public Methods

Method	Description
ArrangeLinkedControls ( ) : void	Refresh the linked controls bounds
AutoSizeCells ( ) : void	Auto size all the columns and all the rows with the required width and height
AutoSizeCells ( Range p_RangeToAutoSize ) : void	Auto size the columns and the rows speified
ChangeDragCell ( CellContext cell, DragEventArgs pDragEventArgs ) : void	Fired when the cell in the drag events change. For internal use only.
ChangeMouseCell ( Position p_Cell ) : void	Fired when the cell under the mouse change. For internal use only.
ChangeMouseDownCell ( Position p_MouseDownCell, Position p_MouseCell ) : void	Change the cell currently under the mouse
ChangeMouseSelectionCorner ( Position p_Corner ) : void	Fired when the corner of the mouse selection change. For internal use only.
CheckPositions ( ) : void	Check if the positions saved are still valid, for example if all the selected cells are still valid positions, if not the selection are removed without calling any other methods.
ClearValues ( RangeRegion region ) : void	Clear all the selected cells with a valid Model.
GetCell ( Position p_Position ) : Cells.ICellVirtual	Return the Cell at the specified Row and Col position. This method is called for sort operations and for Move operations. If position is Empty return null. This method calls GetCell(int p_iRow, int p_iCol)
GetCell ( int p_iRow, int p_iCol ) : Cells.ICellVirtual	Return the Cell at the specified Row and Col position. Abstract, must be implemented in the derived class.
GetCellsAtColumn ( int p_ColumnIndex ) : Cells.ICellVirtual[]	Returns all the cells at specified column position
GetCellsAtRow ( int p_RowIndex ) : Cells.ICellVirtual[]	Returns all the cells at specified row position
GetFixedLeftArea ( ) : Rectangle
GetFixedTopArea ( ) : Rectangle
GetFixedTopLeftArea ( ) : Rectangle
GetPositionType ( Position position ) : CellPositionType	Returns the type of a cell position
GetScrollableArea ( ) : Rectangle
GetVisibleColumns ( Rectangle displayRectangle, bool returnsPartial ) : List
GetVisibleColumns ( bool returnsPartial ) : List
GetVisibleRows ( Rectangle displayRectangle, bool returnsPartial ) : List
GetVisibleRows ( bool returnsPartial ) : List
GridVirtual ( ) : System	Grid constructor
InvalidateCell ( Position position ) : void	Force a cell to redraw.
InvalidateRange ( Range range ) : void	Force a range of cells to redraw.
IsCellVisible ( Position position, bool partial ) : bool	Indicates if the specified cell is visible.
MouseSelectionFinish ( ) : void	Fired when the mouse selection finish. See also MouseSelectionRange.
OnCellsAreaChanged ( ) : void	Force to recalculate scrollbars and panels location. Used usually after changing width and height of the columns / rows, or after adding or removing rows and columns.
OnUserException ( ExceptionEventArgs e ) : void	Event fired when an exception is throw in some method that require a notification to the user. If not handled by the user (Handled property = false) a MessageBox is used to display the exception.
PositionAtPoint ( Point point ) : Position	Returns the cell at the specified grid view relative point (the point must be relative to the grid display region), SearchInFixedCells = true. Return Position.Empty if no valid cells are found.
PositionToCellRange ( Position pPosition ) : Range	This method converts a Position to the real range of the cell. This is usefull when RowSpan or ColumnSpan is greater than 1. For example suppose to have at grid[0,0] a cell with ColumnSpan equal to 2. If you call this method with the position 0,0 returns 0,0-0,1 and if you call this method with 0,1 return again 0,0-0,1.
PositionToRectangle ( Position position ) : Rectangle	Get the rectangle of the cell respect to the client area visible, the grid DisplayRectangle. Returns Rectangle.Empty if the Position is empty or if is not valid.
PositionToStartPosition ( Position p_Position ) : Position	This method converts a Position to the real start position of cell. This is usefull when RowSpan or ColumnSPan is greater than 1. For example suppose to have at grid[0,0] a cell with ColumnSpan equal to 2. If you call this method with the position 0,0 returns 0,0 and if you call this method with 0,1 return again 0,0. Get the real position for the specified position. For example when p_Position is a merged cell this method returns the starting position of the merged cells. Usually this method returns the same cell specified as parameter. This method is used for processing arrow keys, to find a valid cell when the focus is in a merged cell. For this class returns always p_Position.
ProcessSpecialGridKey ( KeyEventArgs e ) : void	Process Delete, Ctrl+C, Ctrl+V, Up, Down, Left, Right, Tab keys
RangeAtArea ( CellPositionType areaType ) : Range	Get the range of cells at the specified dispaly area. This method consider only the visible cells using the current scroll position. Returns a single Range for the specified grid area (scrollable, fixedtop, fixedleft, fixedtopleft). Returns Range.Empty if there isn't a valid range in the specified area.
RangeToRectangle ( Range range ) : Rectangle	Returns the relative rectangle to the current scrollable area of the specified Range. Returns a Rectangle.Empty if the Range is not valid.
RangeToSize ( Range range ) : Size
ScrollOnPoint ( Point mousePoint ) : void	Move the scrollbars to the direction specified by the point specified. Method used by the Mouse multi selection (MouseSelection.cs)
ShowCell ( Position p_Position, bool ignorePartial ) : bool	Scroll the view to show the cell passed. Ensure that if the cell if invisible or partial visible it will be totally visible
SortRangeRows ( IRangeLoader p_RangeToSort, int keyColumn, bool p_bAsc, IComparer p_CellComparer ) : void	Sort a range of the grid
SortRangeRows ( Range p_Range, int keyColumn, bool p_bAscending, IComparer p_CellComparer ) : void	Sort a range of the grid.

Protected Methods

Method	Description
CreateColumnsObject ( ) : SourceGrid.ColumnsBase	Abstract method used to create the columns object.
CreateRowsObject ( ) : SourceGrid.RowsBase	Abstract method used to create the rows object.
CreateSelectionObject ( ) : SelectionBase	Virtual factory method used to create the SelectionBase derived object. The base method create a different object based on the value of SelectionMode property.
Dispose ( bool disposing ) : void	Clean up any resources being used.
GetScrollColumns ( int displayWidth ) : int	Calculate the number of columns to scroll. 0 to disable the scrollbar. The returned value is independent from the current scrolling position, must be a fixed value calculated based on the total number of columns and the available area.
GetScrollPositionToShowCell ( Position position, bool partial, Point &newScrollPosition ) : bool	Indicates if the specified range is visible Return the scroll position that must be set to show a specific cell.
GetScrollRows ( int displayHeight ) : int	Returns the logical scroll size (usually Rows and Columns) for the specified display area. Returns true if the vertical scrollbar is required Returns true if the horizontal scrollbar is required Calculate the number of rows to scroll. 0 to disable the scrollbar. The returned value is independent from the current scrolling position, must be a fixed value calculated based on the total number of rows and the available area.
InvalidateScrollableArea ( ) : void	Invalidate the cells
IsInputChar ( char charCode ) : bool	IsInputChar method.
IsInputKey ( Keys keyData ) : bool	Allow the grid to handle specials keys like Arrows and Tab. See also Grid.SpecialKeys
OnApplyMouseSelection ( RangeEventArgs e ) : void	Fired when the mouse selection is succesfully finished. See also MouseSelectionRange.
OnEnter ( EventArgs e ) : void
OnHScrollPositionChanged ( ScrollPositionChangedEventArgs e ) : void	OnHScrollPositionChanged
OnKeyDown ( KeyEventArgs e ) : void
OnKeyPress ( KeyPressEventArgs e ) : void
OnKeyUp ( KeyEventArgs e ) : void
OnMouseClick ( MouseEventArgs e ) : void
OnMouseDoubleClick ( MouseEventArgs e ) : void
OnMouseDown ( MouseEventArgs e ) : void
OnMouseLeave ( EventArgs e ) : void
OnMouseMove ( MouseEventArgs e ) : void
OnMouseSelectionChange ( EventArgs e ) : void	Fired when the mouse selection change. See also MouseSelectionRange.
OnMouseSelectionFinish ( RangeEventArgs e ) : void	Fired when the selection eith the mouse is finished
OnMouseUp ( MouseEventArgs e ) : void
OnMouseWheel ( MouseEventArgs e ) : void	Fired when a user scroll with the mouse wheel
OnPaint ( PaintEventArgs e ) : void
OnRangePaint ( RangePaintEventArgs e ) : void
OnResize ( EventArgs e ) : void
OnSortedRangeRows ( SortRangeRowsEventArgs e ) : void	Fired after calling SortRangeRows method
OnSortingRangeRows ( SortRangeRowsEventArgs e ) : void	Fired when calling SortRangeRows method
OnUndoMouseSelection ( RangeEventArgs e ) : void	Fired when the mouse selection must be canceled. See also MouseSelectionRange.
OnVScrollPositionChanged ( ScrollPositionChangedEventArgs e ) : void	OnVScrollPositionChanged
OnValidated ( EventArgs e ) : void
PaintCell ( DevAge graphics, CellContext cellContext, RectangleF drawRectangle ) : void	Draw the specified Cell
ProcessCmdKey ( Message &msg, Keys keyData ) : bool	Processes a command key.

Private Methods

Method	Description
GetVisibleRegion ( ) : IEnumerable	Get the range for the specific area type and rectangle Get the visible ranges. Returns a list of Range, one for each area.
PerformStretch ( ) : void	Recalculate the scrollbar position and value based on the current cells, scroll client area, linked controls and more. If redraw == false this method has not effect. This method is called when you put Redraw = true;
SetScrollArea ( ) : void

Method Details

ArrangeLinkedControls() public method

Refresh the linked controls bounds

public ArrangeLinkedControls ( ) : void
return	void

AutoSizeCells() public method

Auto size all the columns and all the rows with the required width and height

public AutoSizeCells ( ) : void
return	void

AutoSizeCells() public method

Auto size the columns and the rows speified

public AutoSizeCells ( Range p_RangeToAutoSize ) : void
p_RangeToAutoSize	Range
return	void

ChangeDragCell() public method

Fired when the cell in the drag events change. For internal use only.

public ChangeDragCell ( CellContext cell, DragEventArgs pDragEventArgs ) : void
cell	CellContext
pDragEventArgs	System.Windows.Forms.DragEventArgs
return	void

ChangeMouseCell() public method

Fired when the cell under the mouse change. For internal use only.

public ChangeMouseCell ( Position p_Cell ) : void
p_Cell	Position
return	void

ChangeMouseDownCell() public method

Change the cell currently under the mouse

public ChangeMouseDownCell ( Position p_MouseDownCell, Position p_MouseCell ) : void
p_MouseDownCell	Position
p_MouseCell	Position
return	void

ChangeMouseSelectionCorner() public method

Fired when the corner of the mouse selection change. For internal use only.

public ChangeMouseSelectionCorner ( Position p_Corner ) : void
p_Corner	Position
return	void

CheckPositions() public method

Check if the positions saved are still valid, for example if all the selected cells are still valid positions, if not the selection are removed without calling any other methods.

public CheckPositions ( ) : void
return	void

ClearValues() public method

Clear all the selected cells with a valid Model.

public ClearValues ( RangeRegion region ) : void
region	RangeRegion
return	void

CreateColumnsObject() protected abstract method

Abstract method used to create the columns object.

protected abstract CreateColumnsObject ( ) : SourceGrid.ColumnsBase
return	SourceGrid.ColumnsBase

CreateRowsObject() protected abstract method

Abstract method used to create the rows object.

protected abstract CreateRowsObject ( ) : SourceGrid.RowsBase
return	SourceGrid.RowsBase

CreateSelectionObject() protected method

Virtual factory method used to create the SelectionBase derived object. The base method create a different object based on the value of SelectionMode property.

protected CreateSelectionObject ( ) : SelectionBase
return	SourceGrid.Selection.SelectionBase

Dispose() protected method

Clean up any resources being used.

protected Dispose ( bool disposing ) : void
disposing	bool
return	void

GetCell() public method

Return the Cell at the specified Row and Col position. This method is called for sort operations and for Move operations. If position is Empty return null. This method calls GetCell(int p_iRow, int p_iCol)

public GetCell ( Position p_Position ) : Cells.ICellVirtual
p_Position	Position
return	Cells.ICellVirtual

GetCell() public abstract method

Return the Cell at the specified Row and Col position. Abstract, must be implemented in the derived class.

public abstract GetCell ( int p_iRow, int p_iCol ) : Cells.ICellVirtual
p_iRow	int
p_iCol	int
return	Cells.ICellVirtual

GetCellsAtColumn() public method

Returns all the cells at specified column position

public GetCellsAtColumn ( int p_ColumnIndex ) : Cells.ICellVirtual[]
p_ColumnIndex	int
return	Cells.ICellVirtual[]

GetCellsAtRow() public method

Returns all the cells at specified row position

public GetCellsAtRow ( int p_RowIndex ) : Cells.ICellVirtual[]
p_RowIndex	int
return	Cells.ICellVirtual[]

GetFixedLeftArea() public method

public GetFixedLeftArea ( ) : Rectangle
return	System.Drawing.Rectangle

GetFixedTopArea() public method

public GetFixedTopArea ( ) : Rectangle
return	System.Drawing.Rectangle

GetFixedTopLeftArea() public method

public GetFixedTopLeftArea ( ) : Rectangle
return	System.Drawing.Rectangle

GetPositionType() public method

Returns the type of a cell position

public GetPositionType ( Position position ) : CellPositionType
position	Position
return	CellPositionType

GetScrollColumns() protected method

Calculate the number of columns to scroll. 0 to disable the scrollbar. The returned value is independent from the current scrolling position, must be a fixed value calculated based on the total number of columns and the available area.

protected GetScrollColumns ( int displayWidth ) : int
displayWidth	int
return	int

GetScrollPositionToShowCell() protected method

Indicates if the specified range is visible Return the scroll position that must be set to show a specific cell.

protected GetScrollPositionToShowCell ( Position position, bool partial, Point &newScrollPosition ) : bool
position	Position
partial	bool	True to return also partial visible cells
newScrollPosition	Point
return	bool

GetScrollRows() protected method

Returns the logical scroll size (usually Rows and Columns) for the specified display area. Returns true if the vertical scrollbar is required Returns true if the horizontal scrollbar is required Calculate the number of rows to scroll. 0 to disable the scrollbar. The returned value is independent from the current scrolling position, must be a fixed value calculated based on the total number of rows and the available area.

protected GetScrollRows ( int displayHeight ) : int
displayHeight	int
return	int

GetScrollableArea() public method

public GetScrollableArea ( ) : Rectangle
return	System.Drawing.Rectangle

GetVisibleColumns() public method

public GetVisibleColumns ( Rectangle displayRectangle, bool returnsPartial ) : List
displayRectangle	System.Drawing.Rectangle
returnsPartial	bool
return	List

GetVisibleColumns() public method

public GetVisibleColumns ( bool returnsPartial ) : List
returnsPartial	bool
return	List

GetVisibleRows() public method

public GetVisibleRows ( Rectangle displayRectangle, bool returnsPartial ) : List
displayRectangle	System.Drawing.Rectangle
returnsPartial	bool
return	List

GetVisibleRows() public method

public GetVisibleRows ( bool returnsPartial ) : List
returnsPartial	bool
return	List

GridVirtual() public method

Grid constructor

public GridVirtual ( ) : System
return	System

InvalidateCell() public method

Force a cell to redraw.

public InvalidateCell ( Position position ) : void
position	Position
return	void

InvalidateRange() public method

Force a range of cells to redraw.

public InvalidateRange ( Range range ) : void
range	Range
return	void

InvalidateScrollableArea() protected method

Invalidate the cells

protected InvalidateScrollableArea ( ) : void
return	void

IsCellVisible() public method

Indicates if the specified cell is visible.

public IsCellVisible ( Position position, bool partial ) : bool
position	Position
partial	bool	True to returns also partial visible cells
return	bool

IsInputChar() protected method

IsInputChar method.

protected IsInputChar ( char charCode ) : bool
charCode	char
return	bool

IsInputKey() protected method

Allow the grid to handle specials keys like Arrows and Tab. See also Grid.SpecialKeys

protected IsInputKey ( Keys keyData ) : bool
keyData	Keys
return	bool

MouseSelectionFinish() public method

Fired when the mouse selection finish. See also MouseSelectionRange.

public MouseSelectionFinish ( ) : void
return	void

OnApplyMouseSelection() protected method

Fired when the mouse selection is succesfully finished. See also MouseSelectionRange.

protected OnApplyMouseSelection ( RangeEventArgs e ) : void
e	RangeEventArgs
return	void

OnCellsAreaChanged() public method

Force to recalculate scrollbars and panels location. Used usually after changing width and height of the columns / rows, or after adding or removing rows and columns.

public OnCellsAreaChanged ( ) : void
return	void

OnEnter() protected method

protected OnEnter ( EventArgs e ) : void
e	System.EventArgs
return	void

OnHScrollPositionChanged() protected method

OnHScrollPositionChanged

protected OnHScrollPositionChanged ( ScrollPositionChangedEventArgs e ) : void
e	ScrollPositionChangedEventArgs
return	void

OnKeyDown() protected method

protected OnKeyDown ( KeyEventArgs e ) : void
e	System.Windows.Forms.KeyEventArgs
return	void

OnKeyPress() protected method

protected OnKeyPress ( KeyPressEventArgs e ) : void
e	System.Windows.Forms.KeyPressEventArgs
return	void

OnKeyUp() protected method

protected OnKeyUp ( KeyEventArgs e ) : void
e	System.Windows.Forms.KeyEventArgs
return	void

OnMouseClick() protected method

protected OnMouseClick ( MouseEventArgs e ) : void
e	MouseEventArgs
return	void

OnMouseDoubleClick() protected method

protected OnMouseDoubleClick ( MouseEventArgs e ) : void
e	MouseEventArgs
return	void

OnMouseDown() protected method

protected OnMouseDown ( MouseEventArgs e ) : void
e	MouseEventArgs
return	void

OnMouseLeave() protected method

protected OnMouseLeave ( EventArgs e ) : void
e	System.EventArgs
return	void

OnMouseMove() protected method

protected OnMouseMove ( MouseEventArgs e ) : void
e	MouseEventArgs
return	void

OnMouseSelectionChange() protected method

Fired when the mouse selection change. See also MouseSelectionRange.

protected OnMouseSelectionChange ( EventArgs e ) : void
e	System.EventArgs
return	void

OnMouseSelectionFinish() protected method

Fired when the selection eith the mouse is finished

protected OnMouseSelectionFinish ( RangeEventArgs e ) : void
e	RangeEventArgs
return	void

OnMouseUp() protected method

protected OnMouseUp ( MouseEventArgs e ) : void
e	MouseEventArgs
return	void

OnMouseWheel() protected method

Fired when a user scroll with the mouse wheel

protected OnMouseWheel ( MouseEventArgs e ) : void
e	MouseEventArgs
return	void

OnPaint() protected method

protected OnPaint ( PaintEventArgs e ) : void
e	PaintEventArgs
return	void

OnRangePaint() protected method

protected OnRangePaint ( RangePaintEventArgs e ) : void
e	RangePaintEventArgs
return	void

OnResize() protected method

protected OnResize ( EventArgs e ) : void
e	System.EventArgs
return	void

OnSortedRangeRows() protected method

Fired after calling SortRangeRows method

protected OnSortedRangeRows ( SortRangeRowsEventArgs e ) : void
e	SortRangeRowsEventArgs
return	void

OnSortingRangeRows() protected method

Fired when calling SortRangeRows method

protected OnSortingRangeRows ( SortRangeRowsEventArgs e ) : void
e	SortRangeRowsEventArgs
return	void

OnUndoMouseSelection() protected method

Fired when the mouse selection must be canceled. See also MouseSelectionRange.

protected OnUndoMouseSelection ( RangeEventArgs e ) : void
e	RangeEventArgs
return	void

OnUserException() public method

Event fired when an exception is throw in some method that require a notification to the user. If not handled by the user (Handled property = false) a MessageBox is used to display the exception.

public OnUserException ( ExceptionEventArgs e ) : void
e	ExceptionEventArgs
return	void

OnVScrollPositionChanged() protected method

OnVScrollPositionChanged

protected OnVScrollPositionChanged ( ScrollPositionChangedEventArgs e ) : void
e	ScrollPositionChangedEventArgs
return	void

OnValidated() protected method

protected OnValidated ( EventArgs e ) : void
e	System.EventArgs
return	void

PaintCell() protected method

Draw the specified Cell

protected PaintCell ( DevAge graphics, CellContext cellContext, RectangleF drawRectangle ) : void
graphics	DevAge
cellContext	CellContext
drawRectangle	System.Drawing.RectangleF
return	void

PositionAtPoint() public method

Returns the cell at the specified grid view relative point (the point must be relative to the grid display region), SearchInFixedCells = true. Return Position.Empty if no valid cells are found.

public PositionAtPoint ( Point point ) : Position
point	Point	Point relative to the DisplayRectangle area.
return	Position

PositionToCellRange() public method

This method converts a Position to the real range of the cell. This is usefull when RowSpan or ColumnSpan is greater than 1. For example suppose to have at grid[0,0] a cell with ColumnSpan equal to 2. If you call this method with the position 0,0 returns 0,0-0,1 and if you call this method with 0,1 return again 0,0-0,1.

public PositionToCellRange ( Position pPosition ) : Range
pPosition	Position
return	Range

PositionToRectangle() public method

Get the rectangle of the cell respect to the client area visible, the grid DisplayRectangle. Returns Rectangle.Empty if the Position is empty or if is not valid.

public PositionToRectangle ( Position position ) : Rectangle
position	Position
return	System.Drawing.Rectangle

PositionToStartPosition() public method

This method converts a Position to the real start position of cell. This is usefull when RowSpan or ColumnSPan is greater than 1. For example suppose to have at grid[0,0] a cell with ColumnSpan equal to 2. If you call this method with the position 0,0 returns 0,0 and if you call this method with 0,1 return again 0,0. Get the real position for the specified position. For example when p_Position is a merged cell this method returns the starting position of the merged cells. Usually this method returns the same cell specified as parameter. This method is used for processing arrow keys, to find a valid cell when the focus is in a merged cell. For this class returns always p_Position.

public PositionToStartPosition ( Position p_Position ) : Position
p_Position	Position
return	Position

ProcessCmdKey() protected method

Processes a command key.

protected ProcessCmdKey ( Message &msg, Keys keyData ) : bool
msg	System.Windows.Forms.Message
keyData	Keys
return	bool

ProcessSpecialGridKey() public method

Process Delete, Ctrl+C, Ctrl+V, Up, Down, Left, Right, Tab keys

public ProcessSpecialGridKey ( KeyEventArgs e ) : void
e	System.Windows.Forms.KeyEventArgs
return	void

RangeAtArea() public method

Get the range of cells at the specified dispaly area. This method consider only the visible cells using the current scroll position. Returns a single Range for the specified grid area (scrollable, fixedtop, fixedleft, fixedtopleft). Returns Range.Empty if there isn't a valid range in the specified area.

public RangeAtArea ( CellPositionType areaType ) : Range
areaType	CellPositionType
return	Range

RangeToRectangle() public method

Returns the relative rectangle to the current scrollable area of the specified Range. Returns a Rectangle.Empty if the Range is not valid.

public RangeToRectangle ( Range range ) : Rectangle
range	Range
return	System.Drawing.Rectangle

RangeToSize() public method

public RangeToSize ( Range range ) : Size
range	Range
return	System.Drawing.Size

ScrollOnPoint() public method

Move the scrollbars to the direction specified by the point specified. Method used by the Mouse multi selection (MouseSelection.cs)

public ScrollOnPoint ( Point mousePoint ) : void
mousePoint	Point
return	void

ShowCell() public method

Scroll the view to show the cell passed. Ensure that if the cell if invisible or partial visible it will be totally visible

public ShowCell ( Position p_Position, bool ignorePartial ) : bool
p_Position	Position
ignorePartial	bool	true to ignore and consider already visible partial visible cells
return	bool

SortRangeRows() public method

Sort a range of the grid

public SortRangeRows ( IRangeLoader p_RangeToSort, int keyColumn, bool p_bAsc, IComparer p_CellComparer ) : void
p_RangeToSort	IRangeLoader	Range to sort
keyColumn	int	Index of the column relative to the grid to use as sort keys, must be between start and end col of the range
p_bAsc	bool	Ascending true, Descending false
p_CellComparer	IComparer	CellComparer, if null the default comparer will be used
return	void

SortRangeRows() public method

Sort a range of the grid.

public SortRangeRows ( Range p_Range, int keyColumn, bool p_bAscending, IComparer p_CellComparer ) : void
p_Range	Range
keyColumn	int	Index of the column relative to the grid to use as sort keys, must be between start and end col
p_bAscending	bool	Ascending true, Descending false
p_CellComparer	IComparer	CellComparer, if null the default ValueCellComparer comparer will be used
return	void

Property Details

m_MouseCellPosition protected_oe property

protected Position,SourceGrid m_MouseCellPosition
return	Position

m_MouseDownPosition protected_oe property

Represents the cell that receive the mouse down event

protected Position,SourceGrid m_MouseDownPosition
return	Position