Class zwt.ui.table.ColumnSelectionModel

Extends zwt.ui.table.TableSelectionModel.

A column selection model represents the current state of the selection for a table. The selection is modeled as an array of columns.

This implementation is used to enable column selection in a table.

Defined in: ColumnSelectionModel.js.

Class Summary
Constructor Attributes	Constructor Name and Description
	zwt.ui.table.ColumnSelectionModel() Construct a column selection model.

Method Summary
Method Attributes	Method Name and Description
	addSelection(array_cells, boolean_exclusive) Add the set of columns in the specified array of cells to the selection.
	clearSelection() Change the selection to the empty set.
	getSelectedColumns() Return the selected columns.
	isColumnSelected(int_rowIndex) Return true if the specified column is selected.
	removeSelection(array_cells) Remove the set of columns in the specified array of cells from the selection.
	setSelection(array_cells, boolean_exclusive) Change the selection to be the set of columns in the specified array of cells.

Methods borrowed from class zwt.ui.table.TableSelectionModel:: getTableSelectionModelEventManager, isCellSelected, isRowSelected, isSelectable, onEvent, shiftRows

Class Detail

zwt.ui.table.ColumnSelectionModel()

Construct a column selection model.
Author: Jeremy KUHN.

See:: zwt.ui.table.TableSelectionModel

Method Detail

addSelection(array_cells, boolean_exclusive)

Add the set of columns in the specified array of cells to the selection.

If this selection is exclusive, then the intersection of the current selection and the new columns in the array of cells is removed from the selection.

If this represents a change to the current selection then an event is emitted to notify the change.

Parameters:
{Integer[][]} array_cells: An array of cells
{Boolean} boolean_exclusive: If true, the selection is exclusive

clearSelection()

Change the selection to the empty set.

If this represents a change to the current selection then an event is emitted to notify the change.

{Integer[]} getSelectedColumns()

Return the selected columns.

Returns:: The selected columns

isColumnSelected(int_rowIndex)

Return true if the specified column is selected.

Parameters:
{Integer} int_rowIndex: The index of the column in the data model

removeSelection(array_cells)

Remove the set of columns in the specified array of cells from the selection.

If this represents a change to the current selection then an event is emitted to notify the change.

Parameters:
{Integer[][]} array_cells: An array of cells

setSelection(array_cells, boolean_exclusive)

Change the selection to be the set of columns in the specified array of cells.

If this selection is exclusive, then the intersection of the current selection and the new columns is removed from the selection.

If this represents a change to the current selection then an event is emitted to notify the change.

Parameters:
{Integer[][]} array_cells: An array of cells
{Boolean} boolean_exclusive: If true, the selection is exclusive

Classes

Class zwt.ui.table.ColumnSelectionModel