bf3516e81e
In modern C++, static constexpr member variables are automatically inline (aka weak) so the template trick is not needed. This also avoid duplication and reduces the amount of parsed code. No impact on generated binary (actually: smaller debuginfo, close to identical binary). Differential Revision: https://phabricator.services.mozilla.com/D247825
127 lines
4.9 KiB
C++
127 lines
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 "mozilla/ErrorResult.h"
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#include "nsWrapperCache.h"
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#include "nsStringFwd.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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class ErrorResult;
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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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{0xdbeabbfa, 0x6cb3, 0x4f5c, {0xae, 0xc2, 0xdd, 0x55, 0x8d, 0x9d, 0x68, 0x1f}}
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class nsICSSDeclaration : public nsISupports, public nsWrapperCache {
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public:
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NS_INLINE_DECL_STATIC_IID(NS_ICSSDECLARATION_IID)
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virtual nsINode* GetAssociatedNode() const = 0;
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virtual nsISupports* GetParentObject() const = 0;
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mozilla::dom::DocGroup* GetDocGroup();
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virtual void GetPropertyValue(const nsACString& aPropName,
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nsACString& aValue) = 0;
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virtual void RemoveProperty(const nsACString& aPropertyName,
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nsACString& aValue,
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mozilla::ErrorResult& aRv) = 0;
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virtual void SetProperty(const nsACString& aPropertyName,
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const nsACString& aValue,
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const nsACString& aPriority,
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nsIPrincipal* aSubjectPrincipal,
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mozilla::ErrorResult& aRv) = 0;
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// For C++ callers.
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void SetProperty(const nsACString& aPropertyName, const nsACString& aValue,
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const nsACString& aPriority, mozilla::ErrorResult& aRv) {
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SetProperty(aPropertyName, aValue, aPriority, nullptr, aRv);
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}
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void Item(uint32_t aIndex, nsACString& 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 nsACString& aPropertyName,
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nsTArray<nsCString>& 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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// [Chrome only]
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// Used font-size (taking account of the min-font-size prefs), if available;
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// returns -1.0 on failure to retrieve a value.
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virtual float UsedFontSize() { return -1.0; }
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// WebIDL interface for CSSStyleDeclaration
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virtual void SetCssText(const nsACString& aString,
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nsIPrincipal* aSubjectPrincipal,
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mozilla::ErrorResult& rv) = 0;
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virtual void GetCssText(nsACString& 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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nsACString& aPropName) = 0;
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virtual void GetPropertyPriority(const nsACString& aPropName,
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nsACString& aPriority) = 0;
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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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#define NS_DECL_NSIDOMCSSSTYLEDECLARATION_HELPER \
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void GetCssText(nsACString& aCssText) override; \
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void SetCssText(const nsACString& aCssText, nsIPrincipal* aSubjectPrincipal, \
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mozilla::ErrorResult& aRv) override; \
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void GetPropertyValue(const nsACString& aPropertyName, nsACString& aValue) \
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override; \
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void RemoveProperty(const nsACString& aPropertyName, nsACString& aValue, \
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mozilla::ErrorResult& aRv) override; \
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void GetPropertyPriority(const nsACString& aPropertyName, \
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nsACString& aPriority) override; \
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void SetProperty(const nsACString& aPropertyName, const nsACString& aValue, \
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const nsACString& aPriority, \
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nsIPrincipal* aSubjectPrincipal, mozilla::ErrorResult& aRv) \
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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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