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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /accessible/atk/nsMaiInterfaceDocument.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'accessible/atk/nsMaiInterfaceDocument.cpp')
-rw-r--r--accessible/atk/nsMaiInterfaceDocument.cpp151
1 files changed, 151 insertions, 0 deletions
diff --git a/accessible/atk/nsMaiInterfaceDocument.cpp b/accessible/atk/nsMaiInterfaceDocument.cpp
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+/* -*- 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 "InterfaceInitFuncs.h"
+
+#include "Accessible-inl.h"
+#include "AccessibleWrap.h"
+#include "DocAccessible.h"
+#include "nsMai.h"
+#include "ProxyAccessible.h"
+#include "mozilla/Likely.h"
+
+using namespace mozilla::a11y;
+
+static const char* const kDocTypeName = "W3C-doctype";
+static const char* const kDocUrlName = "DocURL";
+static const char* const kMimeTypeName = "MimeType";
+
+// below functions are vfuncs on an ATK interface so they need to be C call
+extern "C" {
+
+static const gchar* getDocumentLocaleCB(AtkDocument* aDocument);
+static AtkAttributeSet* getDocumentAttributesCB(AtkDocument* aDocument);
+static const gchar* getDocumentAttributeValueCB(AtkDocument* aDocument,
+ const gchar* aAttrName);
+
+void
+documentInterfaceInitCB(AtkDocumentIface *aIface)
+{
+ NS_ASSERTION(aIface, "Invalid Interface");
+ if(MOZ_UNLIKELY(!aIface))
+ return;
+
+ /*
+ * We don't support get_document or set_attribute right now.
+ * get_document_type is deprecated, we return DocType in
+ * get_document_attribute_value and get_document_attributes instead.
+ */
+ aIface->get_document_attributes = getDocumentAttributesCB;
+ aIface->get_document_attribute_value = getDocumentAttributeValueCB;
+ aIface->get_document_locale = getDocumentLocaleCB;
+}
+
+const gchar *
+getDocumentLocaleCB(AtkDocument *aDocument)
+{
+ nsAutoString locale;
+ AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aDocument));
+ if (accWrap) {
+ accWrap->Language(locale);
+ } else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aDocument))) {
+ proxy->Language(locale);
+ }
+
+ return locale.IsEmpty() ? nullptr : AccessibleWrap::ReturnString(locale);
+}
+
+static inline GSList *
+prependToList(GSList *aList, const char *const aName, const nsAutoString &aValue)
+{
+ if (aValue.IsEmpty()) {
+ return aList;
+ }
+
+ // libspi will free these
+ AtkAttribute *atkAttr = (AtkAttribute *)g_malloc(sizeof(AtkAttribute));
+ atkAttr->name = g_strdup(aName);
+ atkAttr->value = g_strdup(NS_ConvertUTF16toUTF8(aValue).get());
+ return g_slist_prepend(aList, atkAttr);
+}
+
+AtkAttributeSet *
+getDocumentAttributesCB(AtkDocument *aDocument)
+{
+ nsAutoString url;
+ nsAutoString w3cDocType;
+ nsAutoString mimeType;
+ AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aDocument));
+ if (accWrap) {
+ if (!accWrap->IsDoc()) {
+ return nullptr;
+ }
+
+ DocAccessible* document = accWrap->AsDoc();
+ document->URL(url);
+ document->DocType(w3cDocType);
+ document->MimeType(mimeType);
+ } else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aDocument))) {
+ proxy->URLDocTypeMimeType(url, w3cDocType, mimeType);
+ } else {
+ return nullptr;
+ }
+
+ // according to atkobject.h, AtkAttributeSet is a GSList
+ GSList* attributes = nullptr;
+ attributes = prependToList(attributes, kDocUrlName, url);
+ attributes = prependToList(attributes, kDocTypeName, w3cDocType);
+ attributes = prependToList(attributes, kMimeTypeName, mimeType);
+
+ return attributes;
+}
+
+const gchar *
+getDocumentAttributeValueCB(AtkDocument *aDocument,
+ const gchar *aAttrName)
+{
+ ProxyAccessible* proxy = nullptr;
+ DocAccessible* document = nullptr;
+ AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aDocument));
+ if (accWrap) {
+ if (!accWrap->IsDoc()) {
+ return nullptr;
+ }
+
+ document = accWrap->AsDoc();
+ } else {
+ proxy = GetProxy(ATK_OBJECT(aDocument));
+ if (!proxy) {
+ return nullptr;
+ }
+ }
+
+ nsAutoString attrValue;
+ if (!strcasecmp(aAttrName, kDocTypeName)) {
+ if (document) {
+ document->DocType(attrValue);
+ } else {
+ proxy->DocType(attrValue);
+ }
+ } else if (!strcasecmp(aAttrName, kDocUrlName)) {
+ if (document) {
+ document->URL(attrValue);
+ } else {
+ proxy->URL(attrValue);
+ }
+ } else if (!strcasecmp(aAttrName, kMimeTypeName)) {
+ if (document) {
+ document->MimeType(attrValue);
+ } else {
+ proxy->MimeType(attrValue);
+ }
+ } else {
+ return nullptr;
+ }
+
+ return attrValue.IsEmpty() ? nullptr : AccessibleWrap::ReturnString(attrValue);
+}
+}