1 files changed, 133 insertions, 0 deletions
diff --git a/accessible/xpcom/xpcAccessibleValue.cpp b/accessible/xpcom/xpcAccessibleValue.cpp
new file mode 100644
index 000000000..f3628ff03
--- /dev/null
+++ b/accessible/xpcom/xpcAccessibleValue.cpp
@@ -0,0 +1,133 @@
+/* -*- 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 "xpcAccessibleGeneric.h"
+#include "Accessible.h"
+
+using namespace mozilla;
+using namespace mozilla::a11y;
+
+NS_IMETHODIMP
+xpcAccessibleValue::GetMaximumValue(double* aValue)
+{
+  NS_ENSURE_ARG_POINTER(aValue);
+  *aValue = 0;
+
+  if (Intl().IsNull())
+    return NS_ERROR_FAILURE;
+
+  if (Intl().IsAccessible() && Intl().AsAccessible()->IsDefunct())
+    return NS_ERROR_FAILURE;
+
+  double value;
+  if (Intl().IsAccessible()) {
+    value = Intl().AsAccessible()->MaxValue();
+  } else {
+    value = Intl().AsProxy()->MaxValue();
+  }
+
+  if (!IsNaN(value))
+    *aValue = value;
+
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+xpcAccessibleValue::GetMinimumValue(double* aValue)
+{
+  NS_ENSURE_ARG_POINTER(aValue);
+  *aValue = 0;
+
+  if (Intl().IsNull())
+    return NS_ERROR_FAILURE;
+
+  if (Intl().IsAccessible() && Intl().AsAccessible()->IsDefunct())
+    return NS_ERROR_FAILURE;
+
+  double value;
+  if (Intl().IsAccessible()) {
+    value = Intl().AsAccessible()->MinValue();
+  } else {
+    value = Intl().AsProxy()->MinValue();
+  }
+
+  if (!IsNaN(value))
+    *aValue = value;
+
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+xpcAccessibleValue::GetCurrentValue(double* aValue)
+{
+  NS_ENSURE_ARG_POINTER(aValue);
+  *aValue = 0;
+
+  if (Intl().IsNull())
+    return NS_ERROR_FAILURE;
+
+  if (Intl().IsAccessible() && Intl().AsAccessible()->IsDefunct())
+    return NS_ERROR_FAILURE;
+
+  double value;
+  if (Intl().IsAccessible()) {
+    value = Intl().AsAccessible()->CurValue();
+  } else {
+    value = Intl().AsProxy()->CurValue();
+  }
+
+  if (!IsNaN(value))
+    *aValue = value;
+
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+xpcAccessibleValue::SetCurrentValue(double aValue)
+{
+  if (Intl().IsNull())
+    return NS_ERROR_FAILURE;
+
+  if (Intl().IsAccessible() && Intl().AsAccessible()->IsDefunct())
+    return NS_ERROR_FAILURE;
+
+  if (Intl().IsAccessible()) {
+    Intl().AsAccessible()->SetCurValue(aValue);
+  } else {
+    Intl().AsProxy()->SetCurValue(aValue);
+  }
+
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+xpcAccessibleValue::GetMinimumIncrement(double* aValue)
+{
+  NS_ENSURE_ARG_POINTER(aValue);
+  *aValue = 0;
+
+  if (Intl().IsNull())
+    return NS_ERROR_FAILURE;
+
+  if (Intl().IsAccessible() && Intl().AsAccessible()->IsDefunct())
+    return NS_ERROR_FAILURE;
+
+  double value;
+  if (Intl().IsAccessible()) {
+    value = Intl().AsAccessible()->Step();
+  } else {
+#if defined(XP_WIN)
+    return NS_ERROR_NOT_IMPLEMENTED;
+#else
+    value = Intl().AsProxy()->Step();
+#endif
+  }
+
+  if (!IsNaN(value))
+    *aValue = value;
+
+  return NS_OK;
+}