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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/base/win/accessibility_misc_utils.h"
#include "base/logging.h"
#include "ui/base/win/atl_module.h"
namespace base {
namespace win {
// UIA TextProvider implementation.
UIATextProvider::UIATextProvider()
: editable_(false) {}
// static
bool UIATextProvider::CreateTextProvider(const string16& value,
bool editable,
IUnknown** provider) {
// Make sure ATL is initialized in this module.
ui::win::CreateATLModuleIfNeeded();
CComObject<UIATextProvider>* text_provider = NULL;
HRESULT hr = CComObject<UIATextProvider>::CreateInstance(&text_provider);
if (SUCCEEDED(hr)) {
DCHECK(text_provider);
text_provider->set_editable(editable);
text_provider->set_value(value);
text_provider->AddRef();
*provider = static_cast<ITextProvider*>(text_provider);
return true;
}
return false;
}
STDMETHODIMP UIATextProvider::get_IsReadOnly(BOOL* read_only) {
*read_only = !editable_;
return S_OK;
}
STDMETHODIMP UIATextProvider::get_Value(BSTR* value) {
*value = SysAllocString(value_.c_str());
return S_OK;
}
} // namespace win
} // namespace base
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