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