gecko/accessible/public/nsIAccessibleTable.idl

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the Mozilla browser.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1999
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Paul Sandoz (paul.sandoz@sun.com)
* Bill Haneman (bill.haneman@sun.com)
* John Gaunt (jgaunt@netscape.com)
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsISupports.idl"
interface nsIAccessible;
[scriptable, uuid(dcc1e5c3-966e-45b2-b30a-839d35432b24)]
interface nsIAccessibleTable : nsISupports
{
readonly attribute nsIAccessible caption;
readonly attribute AString summary;
readonly attribute long columns;
readonly attribute nsIAccessibleTable columnHeader;
readonly attribute long rows;
readonly attribute nsIAccessibleTable rowHeader;
/**
* Returns the accessible object at the specified row and column in the table.
* If both row and column index are valid then the corresponding accessible
* object is returned that represents the requested cell regardless of whether
* the cell is currently visible (on the screen).
*
* @param row - The row index for which to retrieve the cell.
* @param column - The column index for which to retrieve the cell.
*/
nsIAccessible cellRefAt(in long row, in long column);
/**
* Translates the given row and column indices into the corresponding cell
* index.
*
* @param row - index of the row of the table for which to return the cell
* index.
* @param column - index of the column of the table for which to return
* the cell index.
*/
long getIndexAt(in long row, in long column);
/**
* Translates the given child index into the corresponding column index.
*
* @param index - index of the child of the table for which to return
* the column index.
*/
long getColumnAtIndex(in long index);
/**
* Translates the given child index into the corresponding row index.
*
* @param index - index of the child of the table for which to return
* the row index.
*/
long getRowAtIndex(in long index);
/**
* Returns the number of columns occupied by the accessible object
* at the specified row and column in the table. The result differs from 1
* if the specified cell spans multiple columns.
*
* @param row - Row index of the accessible for which to return
* the column extent.
* @param column - Column index of the accessible for which to return
* the column extent.
*/
long getColumnExtentAt(in long row, in long column);
/**
* Returns the number of rows occupied by the accessible oject
* at the specified row and column in the table. The result differs from 1
* if the specified cell spans multiple rows.
*
* @param row - Row index of the accessible for which to return
* the column extent.
* @param column - Column index of the accessible for which to return
* the column extent.
*/
long getRowExtentAt(in long row, in long column);
/**
* Returns the description text of the specified column in the table.
* @param column - The index of the column for which to retrieve
* the description.
*/
AString getColumnDescription(in long column);
/**
* Returns the description text of the specified row in the table.
* @param row - The index of the row for which to retrieve the description.
*/
AString getRowDescription(in long row);
/**
* Returns a boolean value indicating whether the specified column is
* completely selected.
*
* @param column - Index of the column for which to determine whether it is
* selected.
*/
boolean isColumnSelected(in long column);
/**
* Returns a boolean value indicating whether the specified row is completely
* selected.
*
* @param row - Index of the row for which to determine whether it is
* selected.
*/
boolean isRowSelected(in long row);
/**
* Returns a boolean value indicating whether the specified cell is selected.
*
* @param row - Index of the row for the cell to determine whether it is
* selected.
* @param column - Index of the column for the cell to determine whether it
* is selected.
*/
boolean isCellSelected(in long row, in long column);
/**
* Returns the total number of selected cells.
*/
readonly attribute unsigned long selectedCellsCount;
/**
* Returns the total number of selected columns.
*/
readonly attribute unsigned long selectedColumnsCount;
/**
* Returns the total number of selected rows.
*/
readonly attribute unsigned long selectedRowsCount;
/**
* Returns a list of cells indexes currently selected.
*
* @param cellsSize - length of array
* @param cells - array of indexes of selected cells
*/
void getSelectedCells(out unsigned long cellsSize,
[retval, array, size_is(cellsSize)] out long cells);
/**
* Returns a list of column indexes currently selected.
*
* @param columnsSize - Length of array
* @param columns - Array of indexes of selected columns
*/
void getSelectedColumns(out unsigned long columnsSize,
[retval, array, size_is(columnsSize)] out long columns);
/**
* Returns a list of row indexes currently selected.
*
* @param rowsSize - Length of array
* @param rows - Array of indexes of selected rows
*/
void getSelectedRows(out unsigned long rowsSize,
[retval, array, size_is(rowsSize)] out long rows);
/**
* Selects a row and unselects all previously selected rows.
*
* @param row - Index of the row to be selected.
*/
void selectRow(in long row);
/**
* Selects a column and unselects all previously selected columns.
*
* @param column - Index of the column to be selected.
*/
void selectColumn(in long column);
/**
* Unselects one row, leaving other selected rows selected (if any).
*
* @param row - Index of the row to be selected.
*/
void unselectRow(in long row);
/**
* Unselects one column, leaving other selected columns selected (if any).
*
* @param column - Index of the column to be selected.
*/
void unselectColumn(in long column);
/**
* Use heuristics to determine if table is most likely used for layout.
*/
boolean isProbablyForLayout();
};