зеркало из https://github.com/mozilla/gecko-dev.git
114 строки
2.9 KiB
C++
114 строки
2.9 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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 "TextEditUtils.h"
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#include "mozilla/Assertions.h"
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#include "mozilla/TextEditor.h"
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#include "mozilla/dom/Element.h"
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#include "nsAString.h"
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#include "nsCOMPtr.h"
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#include "nsCaseTreatment.h"
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#include "nsDebug.h"
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#include "nsError.h"
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#include "nsGkAtoms.h"
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#include "nsIDOMElement.h"
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#include "nsIDOMNode.h"
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#include "nsNameSpaceManager.h"
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#include "nsLiteralString.h"
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#include "nsString.h"
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namespace mozilla {
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/******************************************************************************
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* TextEditUtils
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******************************************************************************/
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/**
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* IsBody() returns true if aNode is an html body node.
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*/
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bool
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TextEditUtils::IsBody(nsIDOMNode* aNode)
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{
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return EditorBase::NodeIsType(aNode, nsGkAtoms::body);
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}
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/**
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* IsBreak() returns true if aNode is an html break node.
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*/
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bool
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TextEditUtils::IsBreak(nsIDOMNode* aNode)
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{
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return EditorBase::NodeIsType(aNode, nsGkAtoms::br);
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}
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bool
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TextEditUtils::IsBreak(nsINode* aNode)
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{
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MOZ_ASSERT(aNode);
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return aNode->IsHTMLElement(nsGkAtoms::br);
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}
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/**
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* IsMozBR() returns true if aNode is an html br node with |type = _moz|.
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*/
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bool
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TextEditUtils::IsMozBR(nsIDOMNode* aNode)
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{
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MOZ_ASSERT(aNode);
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return IsBreak(aNode) && HasMozAttr(aNode);
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}
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bool
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TextEditUtils::IsMozBR(nsINode* aNode)
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{
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MOZ_ASSERT(aNode);
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return aNode->IsHTMLElement(nsGkAtoms::br) &&
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aNode->AsElement()->AttrValueIs(kNameSpaceID_None, nsGkAtoms::type,
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NS_LITERAL_STRING("_moz"),
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eIgnoreCase);
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}
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/**
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* HasMozAttr() returns true if aNode has type attribute and its value is
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* |_moz|. (Used to indicate div's and br's we use in mail compose rules)
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*/
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bool
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TextEditUtils::HasMozAttr(nsIDOMNode* aNode)
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{
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MOZ_ASSERT(aNode);
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nsCOMPtr<nsIDOMElement> element = do_QueryInterface(aNode);
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if (!element) {
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return false;
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}
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nsAutoString typeAttrVal;
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nsresult rv = element->GetAttribute(NS_LITERAL_STRING("type"), typeAttrVal);
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return NS_SUCCEEDED(rv) && typeAttrVal.LowerCaseEqualsLiteral("_moz");
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}
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/******************************************************************************
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* AutoEditInitRulesTrigger
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******************************************************************************/
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AutoEditInitRulesTrigger::AutoEditInitRulesTrigger(TextEditor* aTextEditor,
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nsresult& aResult)
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: mTextEditor(aTextEditor)
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, mResult(aResult)
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{
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if (mTextEditor) {
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mTextEditor->BeginEditorInit();
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}
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}
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AutoEditInitRulesTrigger::~AutoEditInitRulesTrigger()
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{
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if (mTextEditor) {
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mResult = mTextEditor->EndEditorInit();
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}
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}
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} // namespace mozilla
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