firefox-main/accessible/xpcom/xpcAccessibleValue.cpp (file symbol)

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/* 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 "LocalAccessible.h"
#include "LocalAccessible-inl.h"
using namespace mozilla;
using namespace mozilla::a11y;
NS_IMETHODIMP
xpcAccessibleValue::GetMaximumValue(double* aValue) {
NS_ENSURE_ARG_POINTER(aValue);
*aValue = 0;
if (!Intl()) return NS_ERROR_FAILURE;
if (Intl()->IsLocal() && Intl()->AsLocal()->IsDefunct()) {
return NS_ERROR_FAILURE;
}
double value = Intl()->MaxValue();
if (!std::isnan(value)) *aValue = value;
return NS_OK;
}
NS_IMETHODIMP
xpcAccessibleValue::GetMinimumValue(double* aValue) {
NS_ENSURE_ARG_POINTER(aValue);
*aValue = 0;
if (!Intl()) return NS_ERROR_FAILURE;
if (Intl()->IsLocal() && Intl()->AsLocal()->IsDefunct()) {
return NS_ERROR_FAILURE;
}
double value = Intl()->MinValue();
if (!std::isnan(value)) *aValue = value;
return NS_OK;
}
NS_IMETHODIMP
xpcAccessibleValue::GetCurrentValue(double* aValue) {
NS_ENSURE_ARG_POINTER(aValue);
*aValue = 0;
if (!Intl()) return NS_ERROR_FAILURE;
if (Intl()->IsLocal() && Intl()->AsLocal()->IsDefunct()) {
return NS_ERROR_FAILURE;
}
double value = Intl()->CurValue();
if (!std::isnan(value)) *aValue = value;
return NS_OK;
}
NS_IMETHODIMP
xpcAccessibleValue::SetCurrentValue(double aValue) {
if (!Intl()) return NS_ERROR_FAILURE;
if (Intl()->IsLocal() && Intl()->AsLocal()->IsDefunct()) {
return NS_ERROR_FAILURE;
}
if (!Intl()->SetCurValue(aValue)) {
return NS_ERROR_FAILURE;
}
return NS_OK;
}
NS_IMETHODIMP
xpcAccessibleValue::GetMinimumIncrement(double* aValue) {
NS_ENSURE_ARG_POINTER(aValue);
*aValue = 0;
if (!Intl()) return NS_ERROR_FAILURE;
if (Intl()->IsLocal() && Intl()->AsLocal()->IsDefunct()) {
return NS_ERROR_FAILURE;
}
double value = Intl()->Step();
if (!std::isnan(value)) *aValue = value;
return NS_OK;
}