michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* vim: set ts=2 et sw=2 tw=80: */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "xpcAccessibleTable.h"
michael@0: 
michael@0: #include "Accessible.h"
michael@0: #include "TableAccessible.h"
michael@0: 
michael@0: #include "nsIMutableArray.h"
michael@0: #include "nsComponentManagerUtils.h"
michael@0: 
michael@0: using namespace mozilla::a11y;
michael@0: 
michael@0: static const uint32_t XPC_TABLE_DEFAULT_SIZE = 40;
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::GetCaption(nsIAccessible** aCaption)
michael@0: {
michael@0:   NS_ENSURE_ARG_POINTER(aCaption);
michael@0:   *aCaption = nullptr;
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   NS_IF_ADDREF(*aCaption = mTable->Caption());
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::GetColumnCount(int32_t* aColumnCount)
michael@0: {
michael@0:   NS_ENSURE_ARG_POINTER(aColumnCount);
michael@0:   *aColumnCount = 0;
michael@0: 
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   *aColumnCount = mTable->ColCount();
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::GetRowCount(int32_t* aRowCount)
michael@0: {
michael@0:   NS_ENSURE_ARG_POINTER(aRowCount);
michael@0:   *aRowCount = 0;
michael@0: 
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   *aRowCount = mTable->RowCount();
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::GetCellAt(int32_t aRowIdx, int32_t aColIdx,
michael@0:                               nsIAccessible** aCell)
michael@0: {
michael@0:   NS_ENSURE_ARG_POINTER(aCell);
michael@0:   *aCell = nullptr;
michael@0: 
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   if (aRowIdx < 0 || static_cast<uint32_t>(aRowIdx) >= mTable->RowCount() ||
michael@0:       aColIdx < 0 || static_cast<uint32_t>(aColIdx) >= mTable->ColCount())
michael@0:     return NS_ERROR_INVALID_ARG;
michael@0: 
michael@0:   NS_IF_ADDREF(*aCell = mTable->CellAt(aRowIdx, aColIdx));
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::GetCellIndexAt(int32_t aRowIdx, int32_t aColIdx,
michael@0:                                    int32_t* aCellIdx)
michael@0: {
michael@0:   NS_ENSURE_ARG_POINTER(aCellIdx);
michael@0:   *aCellIdx = -1;
michael@0: 
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   if (aRowIdx < 0 || static_cast<uint32_t>(aRowIdx) >= mTable->RowCount() ||
michael@0:       aColIdx < 0 || static_cast<uint32_t>(aColIdx) >= mTable->ColCount())
michael@0:     return NS_ERROR_INVALID_ARG;
michael@0: 
michael@0:   *aCellIdx = mTable->CellIndexAt(aRowIdx, aColIdx);
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::GetColumnExtentAt(int32_t aRowIdx, int32_t aColIdx,
michael@0:                                       int32_t* aColumnExtent)
michael@0: {
michael@0:   NS_ENSURE_ARG_POINTER(aColumnExtent);
michael@0:   *aColumnExtent = -1;
michael@0: 
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   if (aRowIdx < 0 || static_cast<uint32_t>(aRowIdx) >= mTable->RowCount() ||
michael@0:       aColIdx < 0 || static_cast<uint32_t>(aColIdx) >= mTable->ColCount())
michael@0:     return NS_ERROR_INVALID_ARG;
michael@0: 
michael@0:   *aColumnExtent = mTable->ColExtentAt(aRowIdx, aColIdx);
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::GetRowExtentAt(int32_t aRowIdx, int32_t aColIdx,
michael@0:                                    int32_t* aRowExtent)
michael@0: {
michael@0:   NS_ENSURE_ARG_POINTER(aRowExtent);
michael@0:   *aRowExtent = -1;
michael@0: 
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   if (aRowIdx < 0 || static_cast<uint32_t>(aRowIdx) >= mTable->RowCount() ||
michael@0:       aColIdx < 0 || static_cast<uint32_t>(aColIdx) >= mTable->ColCount())
michael@0:     return NS_ERROR_INVALID_ARG;
michael@0: 
michael@0:   *aRowExtent = mTable->RowExtentAt(aRowIdx, aColIdx);
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::GetColumnDescription(int32_t aColIdx,
michael@0:                                          nsAString& aDescription)
michael@0: {
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   if (aColIdx < 0 || static_cast<uint32_t>(aColIdx) >= mTable->ColCount())
michael@0:     return NS_ERROR_INVALID_ARG;
michael@0: 
michael@0:   nsAutoString description;
michael@0:   mTable->ColDescription(aColIdx, description);
michael@0:   aDescription.Assign(description);
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::GetRowDescription(int32_t aRowIdx, nsAString& aDescription)
michael@0: {
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   if (aRowIdx < 0 || static_cast<uint32_t>(aRowIdx) >= mTable->ColCount())
michael@0:     return NS_ERROR_INVALID_ARG;
michael@0: 
michael@0:   nsAutoString description;
michael@0:   mTable->RowDescription(aRowIdx, description);
michael@0:   aDescription.Assign(description);
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::IsColumnSelected(int32_t aColIdx, bool* aIsSelected)
michael@0: {
michael@0:   NS_ENSURE_ARG_POINTER(aIsSelected);
michael@0:   *aIsSelected = false;
michael@0: 
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   if (aColIdx < 0 || static_cast<uint32_t>(aColIdx) >= mTable->ColCount())
michael@0:     return NS_ERROR_INVALID_ARG;
michael@0: 
michael@0:   *aIsSelected = mTable->IsColSelected(aColIdx);
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::IsRowSelected(int32_t aRowIdx, bool* aIsSelected)
michael@0: {
michael@0:   NS_ENSURE_ARG_POINTER(aIsSelected);
michael@0:   *aIsSelected = false;
michael@0: 
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   if (aRowIdx < 0 || static_cast<uint32_t>(aRowIdx) >= mTable->RowCount())
michael@0:     return NS_ERROR_INVALID_ARG;
michael@0: 
michael@0:   *aIsSelected = mTable->IsRowSelected(aRowIdx);
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::IsCellSelected(int32_t aRowIdx, int32_t aColIdx,
michael@0:                                    bool* aIsSelected)
michael@0: {
michael@0:   NS_ENSURE_ARG_POINTER(aIsSelected);
michael@0:   *aIsSelected = false;
michael@0: 
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   if (aRowIdx < 0 || static_cast<uint32_t>(aRowIdx) >= mTable->RowCount() ||
michael@0:       aColIdx < 0 || static_cast<uint32_t>(aColIdx) >= mTable->ColCount())
michael@0:     return NS_ERROR_INVALID_ARG;
michael@0: 
michael@0:   *aIsSelected = mTable->IsCellSelected(aRowIdx, aColIdx);
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::GetSelectedCellCount(uint32_t* aSelectedCellCount)
michael@0: {
michael@0:   NS_ENSURE_ARG_POINTER(aSelectedCellCount);
michael@0:   *aSelectedCellCount = 0;
michael@0: 
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   *aSelectedCellCount = mTable->SelectedCellCount();
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::GetSelectedColumnCount(uint32_t* aSelectedColumnCount)
michael@0: {
michael@0:   NS_ENSURE_ARG_POINTER(aSelectedColumnCount);
michael@0:   *aSelectedColumnCount = 0;
michael@0: 
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   *aSelectedColumnCount = mTable->SelectedColCount();
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::GetSelectedRowCount(uint32_t* aSelectedRowCount)
michael@0: {
michael@0:   NS_ENSURE_ARG_POINTER(aSelectedRowCount);
michael@0:   *aSelectedRowCount = 0;
michael@0: 
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   *aSelectedRowCount = mTable->SelectedRowCount();
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::GetSelectedCells(nsIArray** aSelectedCells)
michael@0: {
michael@0:   NS_ENSURE_ARG_POINTER(aSelectedCells);
michael@0:   *aSelectedCells = nullptr;
michael@0: 
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   nsresult rv = NS_OK;
michael@0:   nsCOMPtr<nsIMutableArray> selCells = 
michael@0:     do_CreateInstance(NS_ARRAY_CONTRACTID, &rv);
michael@0:   NS_ENSURE_SUCCESS(rv, rv);
michael@0: 
michael@0:   nsAutoTArray<Accessible*, XPC_TABLE_DEFAULT_SIZE> cellsArray;
michael@0:   mTable->SelectedCells(&cellsArray);
michael@0: 
michael@0:   uint32_t totalCount = cellsArray.Length();
michael@0:   for (uint32_t idx = 0; idx < totalCount; idx++) {
michael@0:     Accessible* cell = cellsArray.ElementAt(idx);
michael@0:     selCells -> AppendElement(static_cast<nsIAccessible*>(cell), false);
michael@0:   }
michael@0: 
michael@0:   NS_ADDREF(*aSelectedCells = selCells);
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::GetSelectedCellIndices(uint32_t* aCellsArraySize,
michael@0:                                            int32_t** aCellsArray)
michael@0: {
michael@0:   NS_ENSURE_ARG_POINTER(aCellsArraySize);
michael@0:   *aCellsArraySize = 0;
michael@0: 
michael@0:   NS_ENSURE_ARG_POINTER(aCellsArray);
michael@0:   *aCellsArray = 0;
michael@0: 
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   nsAutoTArray<uint32_t, XPC_TABLE_DEFAULT_SIZE> cellsArray;
michael@0:   mTable->SelectedCellIndices(&cellsArray);
michael@0: 
michael@0:   *aCellsArraySize = cellsArray.Length();
michael@0:   *aCellsArray = static_cast<int32_t*>
michael@0:     (moz_xmalloc(*aCellsArraySize * sizeof(int32_t)));
michael@0:   memcpy(*aCellsArray, cellsArray.Elements(),
michael@0:     *aCellsArraySize * sizeof(int32_t));
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::GetSelectedColumnIndices(uint32_t* aColsArraySize,
michael@0:                                              int32_t** aColsArray)
michael@0: {
michael@0:   NS_ENSURE_ARG_POINTER(aColsArraySize);
michael@0:   *aColsArraySize = 0;
michael@0: 
michael@0:   NS_ENSURE_ARG_POINTER(aColsArray);
michael@0:   *aColsArray = 0;
michael@0: 
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   nsAutoTArray<uint32_t, XPC_TABLE_DEFAULT_SIZE> colsArray;
michael@0:   mTable->SelectedColIndices(&colsArray);
michael@0: 
michael@0:   *aColsArraySize = colsArray.Length();
michael@0:   *aColsArray = static_cast<int32_t*>
michael@0:     (moz_xmalloc(*aColsArraySize * sizeof(int32_t)));
michael@0:   memcpy(*aColsArray, colsArray.Elements(),
michael@0:     *aColsArraySize * sizeof(int32_t));
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::GetSelectedRowIndices(uint32_t* aRowsArraySize,
michael@0:                                           int32_t** aRowsArray)
michael@0: {
michael@0:   NS_ENSURE_ARG_POINTER(aRowsArraySize);
michael@0:   *aRowsArraySize = 0;
michael@0: 
michael@0:   NS_ENSURE_ARG_POINTER(aRowsArray);
michael@0:   *aRowsArray = 0;
michael@0: 
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   nsAutoTArray<uint32_t, XPC_TABLE_DEFAULT_SIZE> rowsArray;
michael@0:   mTable->SelectedRowIndices(&rowsArray);
michael@0: 
michael@0:   *aRowsArraySize = rowsArray.Length();
michael@0:   *aRowsArray = static_cast<int32_t*>
michael@0:     (moz_xmalloc(*aRowsArraySize * sizeof(int32_t)));
michael@0:   memcpy(*aRowsArray, rowsArray.Elements(),
michael@0:     *aRowsArraySize * sizeof(int32_t));
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult 
michael@0: xpcAccessibleTable::GetColumnIndexAt(int32_t aCellIdx, int32_t* aColIdx)
michael@0: {
michael@0:   NS_ENSURE_ARG_POINTER(aColIdx);
michael@0:   *aColIdx = -1;
michael@0: 
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   if (aCellIdx < 0 
michael@0:       || static_cast<uint32_t>(aCellIdx) 
michael@0:       >= mTable->RowCount() * mTable->ColCount())
michael@0:     return NS_ERROR_INVALID_ARG;
michael@0: 
michael@0:   *aColIdx = mTable->ColIndexAt(aCellIdx);
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult 
michael@0: xpcAccessibleTable::GetRowIndexAt(int32_t aCellIdx, int32_t* aRowIdx)
michael@0: {
michael@0:   NS_ENSURE_ARG_POINTER(aRowIdx);
michael@0:   *aRowIdx = -1;
michael@0: 
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   if (aCellIdx < 0 
michael@0:       || static_cast<uint32_t>(aCellIdx) 
michael@0:       >= mTable->RowCount() * mTable->ColCount())
michael@0:     return NS_ERROR_INVALID_ARG;
michael@0: 
michael@0:   *aRowIdx = mTable->RowIndexAt(aCellIdx);
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::GetRowAndColumnIndicesAt(int32_t aCellIdx, int32_t* aRowIdx,
michael@0:                                              int32_t* aColIdx)
michael@0: {
michael@0:   NS_ENSURE_ARG_POINTER(aRowIdx);
michael@0:   *aRowIdx = -1;
michael@0:   NS_ENSURE_ARG_POINTER(aColIdx);
michael@0:   *aColIdx = -1;
michael@0: 
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   if (aCellIdx < 0 
michael@0:       || static_cast<uint32_t>(aCellIdx) 
michael@0:       >= mTable->RowCount() * mTable->ColCount())
michael@0:     return NS_ERROR_INVALID_ARG;
michael@0: 
michael@0:   mTable->RowAndColIndicesAt(aCellIdx, aRowIdx, aColIdx);
michael@0:   return NS_OK;  
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::GetSummary(nsAString& aSummary)
michael@0: {
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   nsAutoString summary;
michael@0:   mTable->Summary(summary);
michael@0:   aSummary.Assign(summary);
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::IsProbablyForLayout(bool* aResult)
michael@0: {
michael@0:   NS_ENSURE_ARG_POINTER(aResult);
michael@0:   *aResult = false;
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   *aResult = mTable->IsProbablyLayoutTable();
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::SelectColumn(int32_t aColIdx)
michael@0: {
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   if (aColIdx < 0 || static_cast<uint32_t>(aColIdx) >= mTable->ColCount())
michael@0:     return NS_ERROR_INVALID_ARG;
michael@0: 
michael@0:   mTable->SelectCol(aColIdx);
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::SelectRow(int32_t aRowIdx)
michael@0: {
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   if (aRowIdx < 0 || static_cast<uint32_t>(aRowIdx) >= mTable->RowCount())
michael@0:     return NS_ERROR_INVALID_ARG;
michael@0: 
michael@0:   mTable->SelectRow(aRowIdx);
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::UnselectColumn(int32_t aColIdx)
michael@0: {
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   if (aColIdx < 0 || static_cast<uint32_t>(aColIdx) >= mTable->ColCount())
michael@0:     return NS_ERROR_INVALID_ARG;
michael@0: 
michael@0:   mTable->UnselectCol(aColIdx);
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: xpcAccessibleTable::UnselectRow(int32_t aRowIdx)
michael@0: {
michael@0:   if (!mTable)
michael@0:     return NS_ERROR_FAILURE;
michael@0: 
michael@0:   if (aRowIdx < 0 || static_cast<uint32_t>(aRowIdx) >= mTable->RowCount())
michael@0:     return NS_ERROR_INVALID_ARG;
michael@0: 
michael@0:   mTable->UnselectRow(aRowIdx);
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: