Adding upstream version 115.7.0esr.upstream/115.7.0esr

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 264 insertions, 0 deletions

diff --git a/accessible/atk/nsMaiInterfaceTable.cpp b/accessible/atk/nsMaiInterfaceTable.cpp
new file mode 100644
index 0000000000..cfba9e78d1
--- /dev/null
+++ b/accessible/atk/nsMaiInterfaceTable.cpp
@@ -0,0 +1,264 @@
+/* -*- 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 "AccessibleWrap.h"
+#include "mozilla/a11y/TableAccessible.h"
+#include "nsAccessibilityService.h"
+#include "nsMai.h"
+#include "RemoteAccessible.h"
+#include "nsTArray.h"
+
+#include "mozilla/Likely.h"
+
+using namespace mozilla;
+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;
+  Accessible* acc = GetInternalObj(ATK_OBJECT(aTable));
+  if (!acc) {
+    return nullptr;
+  }
+  Accessible* cell = acc->AsTable()->CellAt(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;
+  }
+
+  Accessible* acc = GetInternalObj(ATK_OBJECT(aTable));
+  if (!acc) {
+    return -1;
+  }
+  return static_cast<gint>(acc->AsTable()->CellIndexAt(aRowIdx, aColIdx));
+}
+
+static gint getColumnAtIndexCB(AtkTable* aTable, gint aIdx) {
+  if (aIdx < 0) {
+    return -1;
+  }
+
+  Accessible* acc = GetInternalObj(ATK_OBJECT(aTable));
+  if (!acc) {
+    return -1;
+  }
+  return static_cast<gint>(acc->AsTable()->ColIndexAt(aIdx));
+}
+
+static gint getRowAtIndexCB(AtkTable* aTable, gint aIdx) {
+  if (aIdx < 0) {
+    return -1;
+  }
+
+  Accessible* acc = GetInternalObj(ATK_OBJECT(aTable));
+  if (!acc) {
+    return -1;
+  }
+  return static_cast<gint>(acc->AsTable()->RowIndexAt(aIdx));
+}
+
+static gint getColumnCountCB(AtkTable* aTable) {
+  Accessible* acc = GetInternalObj(ATK_OBJECT(aTable));
+  if (!acc) {
+    return -1;
+  }
+  return static_cast<gint>(acc->AsTable()->ColCount());
+}
+
+static gint getRowCountCB(AtkTable* aTable) {
+  Accessible* acc = GetInternalObj(ATK_OBJECT(aTable));
+  if (!acc) {
+    return -1;
+  }
+  return static_cast<gint>(acc->AsTable()->RowCount());
+}
+
+static gint getColumnExtentAtCB(AtkTable* aTable, gint aRowIdx, gint aColIdx) {
+  if (aRowIdx < 0 || aColIdx < 0) {
+    return -1;
+  }
+
+  Accessible* acc = GetInternalObj(ATK_OBJECT(aTable));
+  if (!acc) {
+    return -1;
+  }
+  return static_cast<gint>(acc->AsTable()->ColExtentAt(aRowIdx, aColIdx));
+}
+
+static gint getRowExtentAtCB(AtkTable* aTable, gint aRowIdx, gint aColIdx) {
+  Accessible* acc = GetInternalObj(ATK_OBJECT(aTable));
+  if (!acc) {
+    return -1;
+  }
+  return static_cast<gint>(acc->AsTable()->RowExtentAt(aRowIdx, aColIdx));
+}
+
+static AtkObject* getCaptionCB(AtkTable* aTable) {
+  Accessible* acc = GetInternalObj(ATK_OBJECT(aTable));
+  if (!acc) {
+    return nullptr;
+  }
+  Accessible* caption = acc->AsTable()->Caption();
+  return caption ? GetWrapperFor(caption) : nullptr;
+}
+
+static const gchar* getColumnDescriptionCB(AtkTable* aTable, gint aColumn) {
+  Accessible* acc = GetInternalObj(ATK_OBJECT(aTable));
+  if (!acc) {
+    return nullptr;
+  }
+  nsAutoString autoStr;
+  acc->AsTable()->ColDescription(aColumn, autoStr);
+  return AccessibleWrap::ReturnString(autoStr);
+}
+
+static AtkObject* getColumnHeaderCB(AtkTable* aTable, gint aColIdx) {
+  Accessible* acc = GetInternalObj(ATK_OBJECT(aTable));
+  if (!acc) {
+    return nullptr;
+  }
+  Accessible* header = AccessibleWrap::GetColumnHeader(acc->AsTable(), aColIdx);
+  return header ? GetWrapperFor(header) : nullptr;
+}
+
+static const gchar* getRowDescriptionCB(AtkTable* aTable, gint aRow) {
+  Accessible* acc = GetInternalObj(ATK_OBJECT(aTable));
+  if (!acc) {
+    return nullptr;
+  }
+  nsAutoString autoStr;
+  acc->AsTable()->RowDescription(aRow, autoStr);
+  return AccessibleWrap::ReturnString(autoStr);
+}
+
+static AtkObject* getRowHeaderCB(AtkTable* aTable, gint aRowIdx) {
+  Accessible* acc = GetInternalObj(ATK_OBJECT(aTable));
+  if (!acc) {
+    return nullptr;
+  }
+  Accessible* header = AccessibleWrap::GetRowHeader(acc->AsTable(), aRowIdx);
+  return header ? GetWrapperFor(header) : 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;
+
+  Accessible* acc = GetInternalObj(ATK_OBJECT(aTable));
+  if (!acc) {
+    return 0;
+  }
+  AutoTArray<uint32_t, 10> cols;
+  acc->AsTable()->SelectedColIndices(&cols);
+
+  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) {
+  Accessible* acc = GetInternalObj(ATK_OBJECT(aTable));
+  if (!acc) {
+    return 0;
+  }
+  AutoTArray<uint32_t, 10> rows;
+  acc->AsTable()->SelectedRowIndices(&rows);
+
+  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) {
+  Accessible* acc = GetInternalObj(ATK_OBJECT(aTable));
+  if (!acc) {
+    return FALSE;
+  }
+  return static_cast<gboolean>(acc->AsTable()->IsColSelected(aColIdx));
+}
+
+static gboolean isRowSelectedCB(AtkTable* aTable, gint aRowIdx) {
+  Accessible* acc = GetInternalObj(ATK_OBJECT(aTable));
+  if (!acc) {
+    return FALSE;
+  }
+  return static_cast<gboolean>(acc->AsTable()->IsRowSelected(aRowIdx));
+}
+
+static gboolean isCellSelectedCB(AtkTable* aTable, gint aRowIdx, gint aColIdx) {
+  Accessible* acc = GetInternalObj(ATK_OBJECT(aTable));
+  if (!acc) {
+    return FALSE;
+  }
+  return static_cast<gboolean>(
+      acc->AsTable()->IsCellSelected(aRowIdx, aColIdx));
+}
+}
+
+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;
+}