зеркало из https://github.com/mozilla/gecko-dev.git
127 строки
4.9 KiB
C++
127 строки
4.9 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=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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/*
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* interface for accessing style declarations using enums instead of strings,
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* for internal use
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*/
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#ifndef nsICSSDeclaration_h__
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#define nsICSSDeclaration_h__
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/**
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* This interface provides access to methods analogous to those of
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* CSSStyleDeclaration; the difference is that these use nsCSSPropertyID
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* enums for the prop names instead of using strings.
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*/
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#include "mozilla/Attributes.h"
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#include "nsCSSPropertyID.h"
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#include "mozilla/dom/CSSValue.h"
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#include "nsWrapperCache.h"
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#include "nsStringFwd.h"
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#include "mozilla/ErrorResult.h"
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#include "nsCOMPtr.h"
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class nsINode;
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class nsIPrincipal;
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namespace mozilla {
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namespace css {
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class Rule;
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} // namespace css
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namespace dom {
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class DocGroup;
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} // namespace dom
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} // namespace mozilla
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// dbeabbfa-6cb3-4f5c-aec2-dd558d9d681f
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#define NS_ICSSDECLARATION_IID \
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{ \
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0xdbeabbfa, 0x6cb3, 0x4f5c, { \
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0xae, 0xc2, 0xdd, 0x55, 0x8d, 0x9d, 0x68, 0x1f \
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} \
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}
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class nsICSSDeclaration : public nsISupports, public nsWrapperCache {
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public:
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NS_DECLARE_STATIC_IID_ACCESSOR(NS_ICSSDECLARATION_IID)
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virtual nsINode* GetParentObject() = 0;
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mozilla::dom::DocGroup* GetDocGroup();
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NS_IMETHOD GetPropertyValue(const nsAString& aPropName,
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nsAString& aValue) = 0;
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NS_IMETHOD RemoveProperty(const nsAString& aPropertyName,
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nsAString& aReturn) = 0;
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NS_IMETHOD SetProperty(const nsAString& aPropertyName,
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const nsAString& aValue, const nsAString& aPriority,
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nsIPrincipal* aSubjectPrincipal = nullptr) = 0;
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void Item(uint32_t aIndex, nsAString& aReturn) {
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bool found;
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IndexedGetter(aIndex, found, aReturn);
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if (!found) {
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aReturn.Truncate();
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}
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}
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virtual void GetCSSImageURLs(const nsAString& aPropertyName,
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nsTArray<nsString>& aImageURLs,
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mozilla::ErrorResult& aRv) {
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aRv.Throw(NS_ERROR_NOT_IMPLEMENTED);
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}
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// WebIDL interface for CSSStyleDeclaration
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virtual void SetCssText(const nsAString& aString,
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nsIPrincipal* aSubjectPrincipal,
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mozilla::ErrorResult& rv) = 0;
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virtual void GetCssText(nsAString& aString) = 0;
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virtual uint32_t Length() = 0;
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// The actual implementation of the Item method and the WebIDL indexed getter
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virtual void IndexedGetter(uint32_t aIndex, bool& aFound,
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nsAString& aPropName) = 0;
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void GetPropertyValue(const nsAString& aPropName, nsString& aValue,
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mozilla::ErrorResult& rv) {
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rv = GetPropertyValue(aPropName, aValue);
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}
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virtual void GetPropertyPriority(const nsAString& aPropName,
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nsAString& aPriority) = 0;
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void SetProperty(const nsAString& aPropName, const nsAString& aValue,
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const nsAString& aPriority, nsIPrincipal* aSubjectPrincipal,
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mozilla::ErrorResult& rv) {
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rv = SetProperty(aPropName, aValue, aPriority, aSubjectPrincipal);
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}
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void RemoveProperty(const nsAString& aPropName, nsString& aRetval,
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mozilla::ErrorResult& rv) {
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rv = RemoveProperty(aPropName, aRetval);
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}
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virtual mozilla::css::Rule* GetParentRule() = 0;
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protected:
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bool IsReadOnly();
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};
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NS_DEFINE_STATIC_IID_ACCESSOR(nsICSSDeclaration, NS_ICSSDECLARATION_IID)
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#define NS_DECL_NSIDOMCSSSTYLEDECLARATION_HELPER \
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void GetCssText(nsAString& aCssText) override; \
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void SetCssText(const nsAString& aCssText, nsIPrincipal* aSubjectPrincipal, \
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mozilla::ErrorResult& aRv) override; \
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NS_IMETHOD GetPropertyValue(const nsAString& propertyName, \
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nsAString& _retval) override; \
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NS_IMETHOD RemoveProperty(const nsAString& propertyName, nsAString& _retval) \
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override; \
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void GetPropertyPriority(const nsAString& propertyName, \
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nsAString& aPriority) override; \
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NS_IMETHOD SetProperty(const nsAString& propertyName, \
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const nsAString& value, const nsAString& priority, \
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nsIPrincipal* aSubjectPrincipal = nullptr) override; \
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uint32_t Length() override; \
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mozilla::css::Rule* GetParentRule() override;
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#endif // nsICSSDeclaration_h__
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