Add m-esr52 at 52.6.0

1 files changed, 391 insertions, 0 deletions

diff --git a/accessible/atk/nsMaiInterfaceTable.cpp b/accessible/atk/nsMaiInterfaceTable.cpp
new file mode 100644
index 000000000..c94815f3c
--- /dev/null
+++ b/accessible/atk/nsMaiInterfaceTable.cpp
@@ -0,0 +1,391 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "InterfaceInitFuncs.h"
+
+#include "Accessible-inl.h"
+#include "AccessibleWrap.h"
+#include "nsAccUtils.h"
+#include "TableAccessible.h"
+#include "TableCellAccessible.h"
+#include "nsMai.h"
+#include "ProxyAccessible.h"
+#include "nsArrayUtils.h"
+
+#include "mozilla/Likely.h"
+
+using namespace mozilla::a11y;
+
+extern "C" {
+static AtkObject*
+refAtCB(AtkTable* aTable, gint aRowIdx, gint aColIdx)
+{
+  if (aRowIdx < 0 || aColIdx < 0) {
+    return nullptr;
+  }
+
+  AtkObject* cellAtkObj = nullptr;
+  AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
+  if (accWrap) {
+    Accessible* cell = accWrap->AsTable()->CellAt(aRowIdx, aColIdx);
+    if (!cell) {
+      return nullptr;
+    }
+
+    cellAtkObj = AccessibleWrap::GetAtkObject(cell);
+  } else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
+    ProxyAccessible* cell = proxy->TableCellAt(aRowIdx, aColIdx);
+    if (!cell) {
+      return nullptr;
+    }
+
+    cellAtkObj = GetWrapperFor(cell);
+  }
+
+  if (cellAtkObj) {
+    g_object_ref(cellAtkObj);
+  }
+
+  return cellAtkObj;
+}
+
+static gint
+getIndexAtCB(AtkTable* aTable, gint aRowIdx, gint aColIdx)
+{
+  if (aRowIdx < 0 || aColIdx < 0) {
+    return -1;
+  }
+
+  AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
+  if (accWrap) {
+    return static_cast<gint>(accWrap->AsTable()->CellIndexAt(aRowIdx, aColIdx));
+  }
+
+  if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
+    return static_cast<gint>(proxy->TableCellIndexAt(aRowIdx, aColIdx));
+  }
+
+  return -1;
+}
+
+static gint
+getColumnAtIndexCB(AtkTable *aTable, gint aIdx)
+{
+  if (aIdx < 0) {
+    return -1;
+  }
+
+  AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
+  if (accWrap) {
+    return static_cast<gint>(accWrap->AsTable()->ColIndexAt(aIdx));
+  }
+
+  if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
+    return static_cast<gint>(proxy->TableColumnIndexAt(aIdx));
+  }
+
+  return -1;
+}
+
+static gint
+getRowAtIndexCB(AtkTable *aTable, gint aIdx)
+{
+  if (aIdx < 0) {
+    return -1;
+  }
+
+  AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
+  if (accWrap) {
+    return static_cast<gint>(accWrap->AsTable()->RowIndexAt(aIdx));
+  }
+
+  if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
+    return static_cast<gint>(proxy->TableRowIndexAt(aIdx));
+  }
+
+  return -1;
+}
+
+static gint
+getColumnCountCB(AtkTable *aTable)
+{
+  AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
+  if (accWrap) {
+    return static_cast<gint>(accWrap->AsTable()->ColCount());
+  }
+
+  if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
+    return static_cast<gint>(proxy->TableColumnCount());
+  }
+
+  return -1;
+}
+
+static gint
+getRowCountCB(AtkTable *aTable)
+{
+  AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
+  if (accWrap) {
+    return static_cast<gint>(accWrap->AsTable()->RowCount());
+  }
+
+  if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
+    return static_cast<gint>(proxy->TableRowCount());
+  }
+
+  return -1;
+}
+
+static gint
+getColumnExtentAtCB(AtkTable *aTable, gint aRowIdx, gint aColIdx)
+{
+  if (aRowIdx < 0 || aColIdx < 0) {
+    return -1;
+  }
+
+  AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
+  if (accWrap) {
+    return static_cast<gint>(accWrap->AsTable()->ColExtentAt(aRowIdx, aColIdx));
+  }
+
+  if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
+    return static_cast<gint>(proxy->TableColumnExtentAt(aRowIdx, aColIdx));
+  }
+
+  return -1;
+}
+
+static gint
+getRowExtentAtCB(AtkTable *aTable, gint aRowIdx, gint aColIdx)
+{
+  AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
+  if (accWrap) {
+    return static_cast<gint>(accWrap->AsTable()->RowExtentAt(aRowIdx, aColIdx));
+  }
+
+  if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
+    return static_cast<gint>(proxy->TableRowExtentAt(aRowIdx, aColIdx));
+  }
+
+  return -1;
+}
+
+static AtkObject*
+getCaptionCB(AtkTable* aTable)
+{
+  AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
+  if (accWrap) {
+    Accessible* caption = accWrap->AsTable()->Caption();
+    return caption ? AccessibleWrap::GetAtkObject(caption) : nullptr;
+  }
+
+  if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
+    ProxyAccessible* caption = proxy->TableCaption();
+    return caption ? GetWrapperFor(caption) : nullptr;
+  }
+
+  return nullptr;
+}
+
+static const gchar*
+getColumnDescriptionCB(AtkTable *aTable, gint aColumn)
+{
+  nsAutoString autoStr;
+  AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
+  if (accWrap) {
+    accWrap->AsTable()->ColDescription(aColumn, autoStr);
+  } else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
+    proxy->TableColumnDescription(aColumn, autoStr);
+  } else {
+    return nullptr;
+  }
+
+  return AccessibleWrap::ReturnString(autoStr);
+}
+
+static AtkObject*
+getColumnHeaderCB(AtkTable *aTable, gint aColIdx)
+{
+  AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
+  if (accWrap) {
+    Accessible* header =
+      AccessibleWrap::GetColumnHeader(accWrap->AsTable(), aColIdx);
+    return header ? AccessibleWrap::GetAtkObject(header) : nullptr;
+  }
+
+  if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
+    ProxyAccessible* header = proxy->AtkTableColumnHeader(aColIdx);
+    return header ? GetWrapperFor(header) : nullptr;
+  }
+
+  return nullptr;
+}
+
+static const gchar*
+getRowDescriptionCB(AtkTable *aTable, gint aRow)
+{
+  nsAutoString autoStr;
+  AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
+  if (accWrap) {
+    accWrap->AsTable()->RowDescription(aRow, autoStr);
+  } else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
+    proxy->TableRowDescription(aRow, autoStr);
+  } else {
+    return nullptr;
+  }
+
+  return AccessibleWrap::ReturnString(autoStr);
+}
+
+static AtkObject*
+getRowHeaderCB(AtkTable *aTable, gint aRowIdx)
+{
+  AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
+  if (accWrap) {
+    Accessible* header =
+      AccessibleWrap::GetRowHeader(accWrap->AsTable(), aRowIdx);
+    return header ? AccessibleWrap::GetAtkObject(header) : nullptr;
+  }
+
+  if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
+    ProxyAccessible* header = proxy->AtkTableRowHeader(aRowIdx);
+    return header ? GetWrapperFor(header) : nullptr;
+  }
+
+  return nullptr;
+}
+
+static AtkObject*
+getSummaryCB(AtkTable *aTable)
+{
+  // Neither html:table nor xul:tree nor ARIA grid/tree have an ability to
+  // link an accessible object to specify a summary. There is closes method
+  // in TableAccessible::summary to get a summary as a string which is not
+  // mapped directly to ATK.
+  return nullptr;
+}
+
+static gint
+getSelectedColumnsCB(AtkTable *aTable, gint** aSelected)
+{
+  *aSelected = nullptr;
+
+  AutoTArray<uint32_t, 10> cols;
+  AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
+  if (accWrap) {
+    accWrap->AsTable()->SelectedColIndices(&cols);
+   } else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
+    proxy->TableSelectedColumnIndices(&cols);
+  } else {
+    return 0;
+  }
+
+  if (cols.IsEmpty())
+    return 0;
+
+  gint* atkColumns = g_new(gint, cols.Length());
+  if (!atkColumns) {
+    NS_WARNING("OUT OF MEMORY");
+    return 0;
+  }
+
+  memcpy(atkColumns, cols.Elements(), cols.Length() * sizeof(uint32_t));
+  *aSelected = atkColumns;
+  return cols.Length();
+}
+
+static gint
+getSelectedRowsCB(AtkTable *aTable, gint **aSelected)
+{
+  AutoTArray<uint32_t, 10> rows;
+  AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
+  if (accWrap) {
+    accWrap->AsTable()->SelectedRowIndices(&rows);
+  } else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
+    proxy->TableSelectedRowIndices(&rows);
+  } else {
+    return 0;
+  }
+
+  gint* atkRows = g_new(gint, rows.Length());
+  if (!atkRows) {
+    NS_WARNING("OUT OF MEMORY");
+    return 0;
+  }
+
+  memcpy(atkRows, rows.Elements(), rows.Length() * sizeof(uint32_t));
+  *aSelected = atkRows;
+  return rows.Length();
+}
+
+static gboolean
+isColumnSelectedCB(AtkTable *aTable, gint aColIdx)
+{
+  AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
+  if (accWrap) {
+    return static_cast<gboolean>(accWrap->AsTable()->IsColSelected(aColIdx));
+  } else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
+    return static_cast<gboolean>(proxy->TableColumnSelected(aColIdx));
+  }
+
+  return FALSE;
+}
+
+static gboolean
+isRowSelectedCB(AtkTable *aTable, gint aRowIdx)
+{
+  AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
+  if (accWrap) {
+    return static_cast<gboolean>(accWrap->AsTable()->IsRowSelected(aRowIdx));
+  } else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
+    return static_cast<gboolean>(proxy->TableRowSelected(aRowIdx));
+  }
+
+  return FALSE;
+}
+
+static gboolean
+isCellSelectedCB(AtkTable *aTable, gint aRowIdx, gint aColIdx)
+{
+  AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
+  if (accWrap) {
+    return static_cast<gboolean>(accWrap->AsTable()->
+      IsCellSelected(aRowIdx, aColIdx));
+  } else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
+    return static_cast<gboolean>(proxy->TableCellSelected(aRowIdx, aColIdx));
+  }
+
+  return FALSE;
+}
+}
+
+void
+tableInterfaceInitCB(AtkTableIface* aIface)
+{
+  NS_ASSERTION(aIface, "no interface!");
+  if (MOZ_UNLIKELY(!aIface))
+    return;
+
+  aIface->ref_at = refAtCB;
+  aIface->get_index_at = getIndexAtCB;
+  aIface->get_column_at_index = getColumnAtIndexCB;
+  aIface->get_row_at_index = getRowAtIndexCB;
+  aIface->get_n_columns = getColumnCountCB;
+  aIface->get_n_rows = getRowCountCB;
+  aIface->get_column_extent_at = getColumnExtentAtCB;
+  aIface->get_row_extent_at = getRowExtentAtCB;
+  aIface->get_caption = getCaptionCB;
+  aIface->get_column_description = getColumnDescriptionCB;
+  aIface->get_column_header = getColumnHeaderCB;
+  aIface->get_row_description = getRowDescriptionCB;
+  aIface->get_row_header = getRowHeaderCB;
+  aIface->get_summary = getSummaryCB;
+  aIface->get_selected_columns = getSelectedColumnsCB;
+  aIface->get_selected_rows = getSelectedRowsCB;
+  aIface->is_column_selected = isColumnSelectedCB;
+  aIface->is_row_selected = isRowSelectedCB;
+  aIface->is_selected = isCellSelectedCB;
+}