зеркало из https://github.com/mozilla/gecko-dev.git
108 строки
2.5 KiB
C++
108 строки
2.5 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim:expandtab:shiftwidth=2:tabstop=2:
|
|
*/
|
|
/* 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 "ia2AccessibleImage.h"
|
|
|
|
#include "AccessibleImage_i.c"
|
|
|
|
#include "ImageAccessibleWrap.h"
|
|
#include "IUnknownImpl.h"
|
|
#include "nsIAccessibleTypes.h"
|
|
|
|
#include "nsString.h"
|
|
#include "nsIURI.h"
|
|
|
|
using namespace mozilla;
|
|
using namespace mozilla::a11y;
|
|
|
|
// IUnknown
|
|
|
|
STDMETHODIMP
|
|
ia2AccessibleImage::QueryInterface(REFIID iid, void** ppv)
|
|
{
|
|
if (!ppv)
|
|
return E_INVALIDARG;
|
|
|
|
*ppv = nullptr;
|
|
|
|
if (IID_IAccessibleImage == iid) {
|
|
*ppv = static_cast<IAccessibleImage*>(this);
|
|
(static_cast<IUnknown*>(*ppv))->AddRef();
|
|
return S_OK;
|
|
}
|
|
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
// IAccessibleImage
|
|
|
|
STDMETHODIMP
|
|
ia2AccessibleImage::get_description(BSTR* aDescription)
|
|
{
|
|
if (!aDescription)
|
|
return E_INVALIDARG;
|
|
|
|
*aDescription = nullptr;
|
|
|
|
ImageAccessibleWrap* acc = static_cast<ImageAccessibleWrap*>(this);
|
|
if (acc->IsDefunct())
|
|
return CO_E_OBJNOTCONNECTED;
|
|
|
|
nsAutoString description;
|
|
acc->Name(description);
|
|
if (description.IsEmpty())
|
|
return S_FALSE;
|
|
|
|
*aDescription = ::SysAllocStringLen(description.get(), description.Length());
|
|
return *aDescription ? S_OK : E_OUTOFMEMORY;
|
|
}
|
|
|
|
STDMETHODIMP
|
|
ia2AccessibleImage::get_imagePosition(enum IA2CoordinateType aCoordType,
|
|
long* aX,
|
|
long* aY)
|
|
{
|
|
if (!aX || !aY)
|
|
return E_INVALIDARG;
|
|
|
|
*aX = 0;
|
|
*aY = 0;
|
|
|
|
ImageAccessibleWrap* imageAcc = static_cast<ImageAccessibleWrap*>(this);
|
|
if (imageAcc->IsDefunct())
|
|
return CO_E_OBJNOTCONNECTED;
|
|
|
|
uint32_t geckoCoordType = (aCoordType == IA2_COORDTYPE_SCREEN_RELATIVE) ?
|
|
nsIAccessibleCoordinateType::COORDTYPE_SCREEN_RELATIVE :
|
|
nsIAccessibleCoordinateType::COORDTYPE_PARENT_RELATIVE;
|
|
|
|
nsIntPoint pos = imageAcc->Position(geckoCoordType);
|
|
*aX = pos.x;
|
|
*aY = pos.y;
|
|
return S_OK;
|
|
}
|
|
|
|
STDMETHODIMP
|
|
ia2AccessibleImage::get_imageSize(long* aHeight, long* aWidth)
|
|
{
|
|
if (!aHeight || !aWidth)
|
|
return E_INVALIDARG;
|
|
|
|
*aHeight = 0;
|
|
*aWidth = 0;
|
|
|
|
ImageAccessibleWrap* imageAcc = static_cast<ImageAccessibleWrap*>(this);
|
|
if (imageAcc->IsDefunct())
|
|
return CO_E_OBJNOTCONNECTED;
|
|
|
|
nsIntSize size = imageAcc->Size();
|
|
*aHeight = size.width;
|
|
*aWidth = size.height;
|
|
return S_OK;
|
|
}
|
|
|