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78 lines
2.1 KiB
C++
78 lines
2.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "InterfaceInitFuncs.h"
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#include "AccessibleWrap.h"
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#include "ImageAccessible.h"
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#include "mozilla/Likely.h"
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#include "nsMai.h"
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#include "nsIAccessibleTypes.h"
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#include "nsIURI.h"
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#include "ProxyAccessible.h"
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using namespace mozilla;
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using namespace mozilla::a11y;
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extern "C" {
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const gchar* getDescriptionCB(AtkObject* aAtkObj);
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static void
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getImagePositionCB(AtkImage* aImage, gint* aAccX, gint* aAccY,
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AtkCoordType aCoordType)
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{
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nsIntPoint pos;
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uint32_t geckoCoordType = (aCoordType == ATK_XY_WINDOW) ?
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nsIAccessibleCoordinateType::COORDTYPE_WINDOW_RELATIVE :
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nsIAccessibleCoordinateType::COORDTYPE_SCREEN_RELATIVE;
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AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aImage));
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if (accWrap && accWrap->IsImage()) {
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ImageAccessible* image = accWrap->AsImage();
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pos = image->Position(geckoCoordType);
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} else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aImage))) {
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pos = proxy->ImagePosition(geckoCoordType);
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}
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*aAccX = pos.x;
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*aAccY = pos.y;
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}
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static const gchar*
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getImageDescriptionCB(AtkImage* aImage)
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{
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return getDescriptionCB(ATK_OBJECT(aImage));
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}
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static void
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getImageSizeCB(AtkImage* aImage, gint* aAccWidth, gint* aAccHeight)
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{
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nsIntSize size;
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AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aImage));
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if (accWrap && accWrap->IsImage()) {
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size = accWrap->AsImage()->Size();
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} else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aImage))) {
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size = proxy->ImageSize();
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}
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*aAccWidth = size.width;
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*aAccHeight = size.height;
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}
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} // extern "C"
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void
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imageInterfaceInitCB(AtkImageIface* aIface)
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{
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NS_ASSERTION(aIface, "no interface!");
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if (MOZ_UNLIKELY(!aIface))
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return;
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aIface->get_image_position = getImagePositionCB;
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aIface->get_image_description = getImageDescriptionCB;
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aIface->get_image_size = getImageSizeCB;
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}
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