nsresult
MediaDocument::CreateSyntheticDocument()
{
MOZ_ASSERT(!InitialSetupHasBeenDone());
// Synthesize an empty html document
nsresult rv;
RefPtr<mozilla::dom::NodeInfo> nodeInfo;
nodeInfo = mNodeInfoManager->GetNodeInfo(nsGkAtoms::html, nullptr,
kNameSpaceID_XHTML,
nsINode::ELEMENT_NODE);
RefPtr<nsGenericHTMLElement> root = NS_NewHTMLHtmlElement(nodeInfo.forget());
NS_ENSURE_TRUE(root, NS_ERROR_OUT_OF_MEMORY);
NS_ASSERTION(GetChildCount() == 0, "Shouldn't have any kids");
rv = AppendChildTo(root, false);
NS_ENSURE_SUCCESS(rv, rv);
nodeInfo = mNodeInfoManager->GetNodeInfo(nsGkAtoms::head, nullptr,
kNameSpaceID_XHTML,
nsINode::ELEMENT_NODE);
// Create a <head> so our title has somewhere to live
RefPtr<nsGenericHTMLElement> head = NS_NewHTMLHeadElement(nodeInfo.forget());
NS_ENSURE_TRUE(head, NS_ERROR_OUT_OF_MEMORY);
nodeInfo = mNodeInfoManager->GetNodeInfo(nsGkAtoms::meta, nullptr,
kNameSpaceID_XHTML,
nsINode::ELEMENT_NODE);
RefPtr<nsGenericHTMLElement> metaContent = NS_NewHTMLMetaElement(nodeInfo.forget());
NS_ENSURE_TRUE(metaContent, NS_ERROR_OUT_OF_MEMORY);
metaContent->SetAttr(kNameSpaceID_None, nsGkAtoms::name,
NS_LITERAL_STRING("viewport"),
true);
metaContent->SetAttr(kNameSpaceID_None, nsGkAtoms::content,
NS_LITERAL_STRING("width=device-width; height=device-height;"),
true);
head->AppendChildTo(metaContent, false);
root->AppendChildTo(head, false);
nodeInfo = mNodeInfoManager->GetNodeInfo(nsGkAtoms::body, nullptr,
kNameSpaceID_XHTML,
nsINode::ELEMENT_NODE);
RefPtr<nsGenericHTMLElement> body = NS_NewHTMLBodyElement(nodeInfo.forget());
NS_ENSURE_TRUE(body, NS_ERROR_OUT_OF_MEMORY);
root->AppendChildTo(body, false);
return NS_OK;
}
static already_AddRefed<Element>
MakeAnonButton(nsIDocument* aDoc, const char* labelKey,
HTMLInputElement* aInputElement,
const nsAString& aAccessKey)
{
RefPtr<Element> button = aDoc->CreateHTMLElement(nsGkAtoms::button);
// NOTE: SetIsNativeAnonymousRoot() has to be called before setting any
// attribute.
button->SetIsNativeAnonymousRoot();
button->SetAttr(kNameSpaceID_None, nsGkAtoms::type,
NS_LITERAL_STRING("button"), false);
// Set the file picking button text depending on the current locale.
nsXPIDLString buttonTxt;
nsContentUtils::GetLocalizedString(nsContentUtils::eFORMS_PROPERTIES,
labelKey, buttonTxt);
// Set the browse button text. It's a bit of a pain to do because we want to
// make sure we are not notifying.
RefPtr<nsTextNode> textContent =
new nsTextNode(button->NodeInfo()->NodeInfoManager());
textContent->SetText(buttonTxt, false);
nsresult rv = button->AppendChildTo(textContent, false);
if (NS_FAILED(rv)) {
return nullptr;
}
// Make sure access key and tab order for the element actually redirect to the
// file picking button.
RefPtr<HTMLButtonElement> buttonElement =
HTMLButtonElement::FromContentOrNull(button);
if (!aAccessKey.IsEmpty()) {
buttonElement->SetAccessKey(aAccessKey);
}
// Both elements are given the same tab index so that the user can tab
// to the file control at the correct index, and then between the two
// buttons.
int32_t tabIndex;
aInputElement->GetTabIndex(&tabIndex);
buttonElement->SetTabIndex(tabIndex);
return button.forget();
}
already_AddRefed<HTMLOptionElement>
HTMLOptionElement::Option(const GlobalObject& aGlobal,
const Optional<nsAString>& aText,
const Optional<nsAString>& aValue,
const Optional<bool>& aDefaultSelected,
const Optional<bool>& aSelected, ErrorResult& aError)
{
nsCOMPtr<nsPIDOMWindowInner> win = do_QueryInterface(aGlobal.GetAsSupports());
nsIDocument* doc;
if (!win || !(doc = win->GetExtantDoc())) {
aError.Throw(NS_ERROR_FAILURE);
return nullptr;
}
already_AddRefed<mozilla::dom::NodeInfo> nodeInfo =
doc->NodeInfoManager()->GetNodeInfo(nsGkAtoms::option, nullptr,
kNameSpaceID_XHTML,
nsIDOMNode::ELEMENT_NODE);
RefPtr<HTMLOptionElement> option = new HTMLOptionElement(nodeInfo);
if (aText.WasPassed()) {
// Create a new text node and append it to the option
RefPtr<nsTextNode> textContent =
new nsTextNode(option->NodeInfo()->NodeInfoManager());
textContent->SetText(aText.Value(), false);
aError = option->AppendChildTo(textContent, false);
if (aError.Failed()) {
return nullptr;
}
if (aValue.WasPassed()) {
// Set the value attribute for this element. We're calling SetAttr
// directly because we want to pass aNotify == false.
aError = option->SetAttr(kNameSpaceID_None, nsGkAtoms::value,
aValue.Value(), false);
if (aError.Failed()) {
return nullptr;
}
if (aDefaultSelected.WasPassed()) {
if (aDefaultSelected.Value()) {
// We're calling SetAttr directly because we want to pass
// aNotify == false.
aError = option->SetAttr(kNameSpaceID_None, nsGkAtoms::selected,
EmptyString(), false);
if (aError.Failed()) {
return nullptr;
}
}
if (aSelected.WasPassed()) {
option->SetSelected(aSelected.Value(), aError);
if (aError.Failed()) {
return nullptr;
}
}
}
}
}
return option.forget();
}
