зеркало из https://github.com/mozilla/gecko-dev.git
346 строки
12 KiB
Plaintext
346 строки
12 KiB
Plaintext
/*************************************************************************
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*
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* File Name (AccessibleTable2.idl)
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*
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* IAccessible2 IDL Specification
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*
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* Copyright (c) Linux Foundation 2007, 2009
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* Copyright (c) IBM Corp. 2006
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* Copyright (c) Sun Microsystems, Inc. 2000, 2006
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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************************************************************************/
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import "objidl.idl";
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import "oaidl.idl";
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import "oleacc.idl";
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import "Accessible2.idl";
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import "IA2CommonTypes.idl";
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/** @brief This interface gives access to a two-dimensional table.
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Please also refer to the IAccessibleTableCell interface.
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If you want to support older applications you should also support the
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IAccessibleTable inteface.
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*/
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[object, uuid(6167f295-06f0-4cdd-a1fa-02e25153d869)]
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interface IAccessibleTable2 : IUnknown
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{
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/** @brief Returns the accessible object at the specified row and column in
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the table. This object could be an IAccessible or an IAccessible2.
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@param [in] row
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The 0 based row index for which to retrieve the cell.
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@param [in] column
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The 0 based column index for which to retrieve the cell.
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@param [out] cell
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If both row and column index are valid then the corresponding accessible
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object is returned that represents the requested cell regardless of whether
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the cell is currently visible (on the screen).
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@retval S_OK
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@retval E_INVALIDARG if bad [in] passed, [out] value is NULL
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*/
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[propget] HRESULT cellAt
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(
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[in] long row,
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[in] long column,
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[out, retval] IUnknown **cell
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);
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/** @brief Returns the caption for the table. The returned object could be
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an IAccessible or an IAccessible2.
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@param [out] accessible
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If the table has a caption then a reference to it is returned, else a NULL
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pointer is returned.
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@retval S_OK
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@retval S_FALSE if there is nothing to return, [out] value is NULL
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*/
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[propget] HRESULT caption
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(
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[out, retval] IUnknown **accessible
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);
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/** @brief Returns the description text of the specified column in the table.
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@param [in] column
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The 0 based index of the column for which to retrieve the description.
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@param [out] description
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Returns the description text of the specified column in the table if such a
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description exists. Otherwise a NULL pointer is returned.
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@retval S_OK
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@retval S_FALSE if there is nothing to return, [out] value is NULL
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@retval E_INVALIDARG if bad [in] passed, [out] value is NULL
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*/
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[propget] HRESULT columnDescription
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(
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[in] long column,
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[out, retval] BSTR *description
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);
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/** @brief Returns the total number of columns in table
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@param [out] columnCount
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Number of columns in table (including columns outside the current viewport)
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@retval S_OK
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*/
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[propget] HRESULT nColumns
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(
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[out, retval] long *columnCount
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);
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/** @brief Returns the total number of rows in table
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@param [out] rowCount
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Number of rows in table (including rows outside the current viewport)
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@retval S_OK
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*/
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[propget] HRESULT nRows
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(
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[out, retval] long *rowCount
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);
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/** @brief Returns the total number of selected cells
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@param [out] cellCount
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Number of cells currently selected
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@retval S_OK
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*/
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[propget] HRESULT nSelectedCells
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(
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[out, retval] long *cellCount
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);
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/** @brief Returns the total number of selected columns
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@param [out] columnCount
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Number of columns currently selected
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@retval S_OK
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*/
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[propget] HRESULT nSelectedColumns
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(
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[out, retval] long *columnCount
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);
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/** @brief Returns the total number of selected rows
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@param [out] rowCount
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Number of rows currently selected
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@retval S_OK
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*/
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[propget] HRESULT nSelectedRows
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(
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[out, retval] long *rowCount
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);
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/** @brief Returns the description text of the specified row in the table.
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@param [in] row
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The 0 based index of the row for which to retrieve the description.
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@param [out] description
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Returns the description text of the specified row in the table if such a
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description exists. Otherwise a NULL pointer is returned.
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@retval S_OK
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@retval S_FALSE if there is nothing to return, [out] value is NULL
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@retval E_INVALIDARG if bad [in] passed, [out] value is NULL
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*/
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[propget] HRESULT rowDescription
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(
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[in] long row,
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[out, retval] BSTR *description
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);
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/** @brief Returns a list of accessibles currently selected.
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@param [out] cells
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Pointer to an array of references to selected accessibles. The array is
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allocated by the server. Free it with CoTaskMemFree.
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@param [out] nSelectedCells
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The number of accessibles returned; the size of the returned array.
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@retval S_OK
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@retval S_FALSE if there are none, [out] values are NULL and 0 respectively
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*/
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[propget] HRESULT selectedCells
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(
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[out, size_is(,*nSelectedCells,)] IUnknown ***cells,
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[out, retval] long *nSelectedCells
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);
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/** @brief Returns a list of column indexes currently selected (0 based).
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@param [out] selectedColumns
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A pointer to an array of column indexes of selected columns (each index is
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0 based). The array is allocated by the server. Free it with CoTaskMemFree.
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@param [out] nColumns
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The number of column indexes returned; the size of the returned array.
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@retval S_OK
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@retval S_FALSE if there are none, [out] values are NULL and 0 respectively
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*/
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[propget] HRESULT selectedColumns
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(
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[out, size_is(,*nColumns)] long **selectedColumns,
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[out, retval] long *nColumns
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);
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/** @brief Returns a list of row indexes currently selected (0 based).
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@param [out] selectedRows
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An array of row indexes of selected rows (each index is 0 based), allocated
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by the server. Free it with CoTaskMemFree.
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@param [out] nRows
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The number of row indexes returned; the size of the returned array.
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@retval S_OK
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@retval S_FALSE if there are none, [out] values are NULL and 0 respectively
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*/
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[propget] HRESULT selectedRows
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(
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[out, size_is(,*nRows)] long **selectedRows,
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[out, retval] long *nRows
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);
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/** @brief Returns the summary description of the table. The returned object could be
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an IAccessible or an IAccessible2.
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@param [out] accessible
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Returns a reference to an implementation dependent accessible object
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representing the table's summary or a NULL pointer if the table
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does not support a summary.
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@retval S_OK
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@retval S_FALSE if there is nothing to return, [out] value is NULL
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*/
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[propget] HRESULT summary
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(
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[out, retval] IUnknown **accessible
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);
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/** @brief Returns a boolean value indicating whether the specified column is
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completely selected.
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@param [in] column
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0 based index of the column for which to determine whether it is selected.
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@param [out] isSelected
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Returns TRUE if the specified column is selected completely and FALSE otherwise.
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@retval S_OK
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@retval E_INVALIDARG if bad [in] passed, [out] value is FALSE
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*/
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[propget] HRESULT isColumnSelected
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(
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[in] long column,
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[out, retval] boolean *isSelected
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);
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/** @brief Returns a boolean value indicating whether the specified row is completely
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selected.
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@param [in] row
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0 based index of the row for which to determine whether it is selected.
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@param [out] isSelected
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Returns TRUE if the specified row is selected completely and FALSE otherwise.
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@retval S_OK
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@retval E_INVALIDARG if bad [in] passed, [out] value is FALSE
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*/
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[propget] HRESULT isRowSelected
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(
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[in] long row,
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[out, retval] boolean *isSelected
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);
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/** @brief Selects a row and unselects all previously selected rows.
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The behavior should mimic that of the application, but for those applications
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which do not have a means in the GUI to select a full row of cells the behavior
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should be as follows: First any selected rows in the table are unselected. Then
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the entire row of cells for the specified row is selected. If any of the
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cells in the selected row span additional rows, the cells in those rows
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are also selected.
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@param [in] row
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0 based index of the row to be selected.
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@retval S_OK
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@retval E_INVALIDARG if bad [in] passed
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*/
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HRESULT selectRow
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(
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[in] long row
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);
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/** @brief Selects a column and unselects all previously selected columns.
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The behavior should mimic that of the application, but for those applications
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which do not have a means in the GUI to select a full column of cells the behavior
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should be as follows: First any selected columns in the table are unselected. Then
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the entire column of cells for the specified column is selected. If any of the
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cells in the selected column span additional columns, the cells in those columns
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are also selected.
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@param [in] column
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0 based index of the column to be selected.
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@retval S_OK
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@retval E_INVALIDARG if bad [in] passed
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*/
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HRESULT selectColumn
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(
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[in] long column
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);
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/** @brief Unselects one row, leaving other selected rows selected (if any).
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The behavior should mimic that of the application, but for those applications
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which do not have a means in the GUI to unselect a full row of cells the
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behavior should be as follows: The entire row of cells for the specified
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row is unselected. If any of the cells in the selected row span additional
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rows, the cells in those rows are also unselected.
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@param [in] row
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0 based index of the row to be unselected.
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@retval S_OK
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@retval E_INVALIDARG if bad [in] passed
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*/
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HRESULT unselectRow
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(
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[in] long row
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);
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/** @brief Unselects one column, leaving other selected columns selected (if any).
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The behavior should mimic that of the application, but for those applications
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which do not have a means in the GUI to unselect a full column of cells the
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behavior should be as follows: The entire column of cells for the specified
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column is unselected. If any of the cells in the selected column span additional
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columns, the cells in those columns are also unselected.
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@param [in] column
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0 based index of the column to be unselected.
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@retval S_OK
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@retval E_INVALIDARG if bad [in] passed
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*/
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HRESULT unselectColumn
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(
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[in] long column
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);
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/** @brief Returns the type and extents describing how a table changed.
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Provided for use by the IA2_EVENT_TABLE_MODEL_CHANGED event handler.
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This data is only guaranteed to be valid while the thread notifying the event
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continues. Once the handler has returned, the validity of the data depends on
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how the server manages the life cycle of its objects. Also, note that the server
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may have different life cycle management strategies for controls depending on
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whether or not a control manages its children. Lists, trees, and tables can have
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a large number of children and thus it's possible that the child objects for those
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controls would only be created as needed. Servers should document their life cycle
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strategy as this will be of interest to assistive technology or script engines
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accessing data out of process or from other threads. Servers only need to save the
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most recent row and column values associated with the change and a scope of the
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entire application is adequate.
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@param [out] modelChange
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A struct of (type(insert, delete, update), firstRow, lastRow, firstColumn, lastColumn).
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@retval S_OK
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@retval S_FALSE if there is nothing to return, [out] value is NULL
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*/
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[propget] HRESULT modelChange
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(
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[out, retval] IA2TableModelChange *modelChange
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);
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}
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