/usr/include/thunderbird/nsIDocumentObserver.h is in thunderbird-dev 1:52.8.0-1~deb8u1.
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/* 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/. */
#ifndef nsIDocumentObserver_h___
#define nsIDocumentObserver_h___
#include "mozilla/EventStates.h"
#include "mozilla/StyleSheet.h"
#include "nsISupports.h"
#include "nsIMutationObserver.h"
class nsIContent;
class nsIDocument;
namespace mozilla {
namespace css {
class Rule;
} // namespace css
} // namespace mozilla
#define NS_IDOCUMENT_OBSERVER_IID \
{ 0x71041fa3, 0x6dd7, 0x4cde, \
{ 0xbb, 0x76, 0xae, 0xcc, 0x69, 0xe1, 0x75, 0x78 } }
typedef uint32_t nsUpdateType;
#define UPDATE_CONTENT_MODEL 0x00000001
#define UPDATE_STYLE 0x00000002
#define UPDATE_ALL (UPDATE_CONTENT_MODEL | UPDATE_STYLE)
// Document observer interface
class nsIDocumentObserver : public nsIMutationObserver
{
public:
NS_DECLARE_STATIC_IID_ACCESSOR(NS_IDOCUMENT_OBSERVER_IID)
/**
* Notify that a content model update is beginning. This call can be
* nested.
*/
virtual void BeginUpdate(nsIDocument *aDocument,
nsUpdateType aUpdateType) = 0;
/**
* Notify that a content model update is finished. This call can be
* nested.
*/
virtual void EndUpdate(nsIDocument *aDocument, nsUpdateType aUpdateType) = 0;
/**
* Notify the observer that a document load is beginning.
*/
virtual void BeginLoad(nsIDocument *aDocument) = 0;
/**
* Notify the observer that a document load has finished. Note that
* the associated reflow of the document will be done <b>before</b>
* EndLoad is invoked, not after.
*/
virtual void EndLoad(nsIDocument *aDocument) = 0;
/**
* Notification that the state of a content node has changed.
* (ie: gained or lost focus, became active or hovered over)
* This method is called automatically by content objects
* when their state is changed (therefore there is normally
* no need to invoke this method directly). The notification
* is passed to any IDocumentObservers. The notification is
* passed on to all of the document observers. <p>
*
* This notification is not sent when a piece of content is
* added/removed from the document or the content itself changed
* (the other notifications are used for that).
*
* @param aDocument The document being observed
* @param aContent the piece of content that changed
*/
virtual void ContentStateChanged(nsIDocument* aDocument,
nsIContent* aContent,
mozilla::EventStates aStateMask) = 0;
/**
* Notification that the state of the document has changed.
*
* @param aDocument The document being observed
* @param aStateMask the state that changed
*/
virtual void DocumentStatesChanged(nsIDocument* aDocument,
mozilla::EventStates aStateMask) = 0;
/**
* A StyleSheet has just been added to the document. This method is
* called automatically when a StyleSheet gets added to the
* document, even if the stylesheet is not applicable. The
* notification is passed on to all of the document observers.
*
* @param aStyleSheet the StyleSheet that has been added
* @param aDocumentSheet True if sheet is in document's style sheet list,
* false if sheet is not (i.e., UA or user sheet)
*/
virtual void StyleSheetAdded(mozilla::StyleSheet* aStyleSheet,
bool aDocumentSheet) = 0;
/**
* A StyleSheet has just been removed from the document. This
* method is called automatically when a StyleSheet gets removed
* from the document, even if the stylesheet is not applicable. The
* notification is passed on to all of the document observers.
*
* @param aStyleSheet the StyleSheet that has been removed
* @param aDocumentSheet True if sheet is in document's style sheet list,
* false if sheet is not (i.e., UA or user sheet)
*/
virtual void StyleSheetRemoved(mozilla::StyleSheet* aStyleSheet,
bool aDocumentSheet) = 0;
/**
* A StyleSheet has just changed its applicable state.
* This method is called automatically when the applicable state
* of a StyleSheet gets changed. The style sheet passes this
* notification to the document. The notification is passed on
* to all of the document observers.
*
* @param aStyleSheet the StyleSheet that has changed state
*/
virtual void StyleSheetApplicableStateChanged(mozilla::StyleSheet* aStyleSheet) = 0;
/**
* A StyleRule has just been modified within a style sheet.
* This method is called automatically when the rule gets
* modified. The style sheet passes this notification to
* the document. The notification is passed on to all of
* the document observers.
*
* @param aStyleSheet the StyleSheet that contians the rule
*/
virtual void StyleRuleChanged(mozilla::StyleSheet* aStyleSheet) = 0;
/**
* A StyleRule has just been added to a style sheet.
* This method is called automatically when the rule gets
* added to the sheet. The style sheet passes this
* notification to the document. The notification is passed on
* to all of the document observers.
*
* @param aStyleSheet the StyleSheet that has been modified
*/
virtual void StyleRuleAdded(mozilla::StyleSheet* aStyleSheet) = 0;
/**
* A StyleRule has just been removed from a style sheet.
* This method is called automatically when the rule gets
* removed from the sheet. The style sheet passes this
* notification to the document. The notification is passed on
* to all of the document observers.
*
* @param aStyleSheet the StyleSheet that has been modified
*/
virtual void StyleRuleRemoved(mozilla::StyleSheet* aStyleSheet) = 0;
};
NS_DEFINE_STATIC_IID_ACCESSOR(nsIDocumentObserver, NS_IDOCUMENT_OBSERVER_IID)
#define NS_DECL_NSIDOCUMENTOBSERVER_BEGINUPDATE \
virtual void BeginUpdate(nsIDocument* aDocument, \
nsUpdateType aUpdateType) override;
#define NS_DECL_NSIDOCUMENTOBSERVER_ENDUPDATE \
virtual void EndUpdate(nsIDocument* aDocument, nsUpdateType aUpdateType) override;
#define NS_DECL_NSIDOCUMENTOBSERVER_BEGINLOAD \
virtual void BeginLoad(nsIDocument* aDocument) override;
#define NS_DECL_NSIDOCUMENTOBSERVER_ENDLOAD \
virtual void EndLoad(nsIDocument* aDocument) override;
#define NS_DECL_NSIDOCUMENTOBSERVER_CONTENTSTATECHANGED \
virtual void ContentStateChanged(nsIDocument* aDocument, \
nsIContent* aContent, \
mozilla::EventStates aStateMask) override;
#define NS_DECL_NSIDOCUMENTOBSERVER_DOCUMENTSTATESCHANGED \
virtual void DocumentStatesChanged(nsIDocument* aDocument, \
mozilla::EventStates aStateMask) override;
#define NS_DECL_NSIDOCUMENTOBSERVER_STYLESHEETADDED \
virtual void StyleSheetAdded(mozilla::StyleSheet* aStyleSheet, \
bool aDocumentSheet) override;
#define NS_DECL_NSIDOCUMENTOBSERVER_STYLESHEETREMOVED \
virtual void StyleSheetRemoved(mozilla::StyleSheet* aStyleSheet, \
bool aDocumentSheet) override;
#define NS_DECL_NSIDOCUMENTOBSERVER_STYLESHEETAPPLICABLESTATECHANGED \
virtual void StyleSheetApplicableStateChanged( \
mozilla::StyleSheet* aStyleSheet) override;
#define NS_DECL_NSIDOCUMENTOBSERVER_STYLERULECHANGED \
virtual void StyleRuleChanged(mozilla::StyleSheet* aStyleSheet) override;
#define NS_DECL_NSIDOCUMENTOBSERVER_STYLERULEADDED \
virtual void StyleRuleAdded(mozilla::StyleSheet* aStyleSheet) override;
#define NS_DECL_NSIDOCUMENTOBSERVER_STYLERULEREMOVED \
virtual void StyleRuleRemoved(mozilla::StyleSheet* aStyleSheet) override;
#define NS_DECL_NSIDOCUMENTOBSERVER \
NS_DECL_NSIDOCUMENTOBSERVER_BEGINUPDATE \
NS_DECL_NSIDOCUMENTOBSERVER_ENDUPDATE \
NS_DECL_NSIDOCUMENTOBSERVER_BEGINLOAD \
NS_DECL_NSIDOCUMENTOBSERVER_ENDLOAD \
NS_DECL_NSIDOCUMENTOBSERVER_CONTENTSTATECHANGED \
NS_DECL_NSIDOCUMENTOBSERVER_DOCUMENTSTATESCHANGED \
NS_DECL_NSIDOCUMENTOBSERVER_STYLESHEETADDED \
NS_DECL_NSIDOCUMENTOBSERVER_STYLESHEETREMOVED \
NS_DECL_NSIDOCUMENTOBSERVER_STYLESHEETAPPLICABLESTATECHANGED \
NS_DECL_NSIDOCUMENTOBSERVER_STYLERULECHANGED \
NS_DECL_NSIDOCUMENTOBSERVER_STYLERULEADDED \
NS_DECL_NSIDOCUMENTOBSERVER_STYLERULEREMOVED \
NS_DECL_NSIMUTATIONOBSERVER
#define NS_IMPL_NSIDOCUMENTOBSERVER_CORE_STUB(_class) \
void \
_class::BeginUpdate(nsIDocument* aDocument, nsUpdateType aUpdateType) \
{ \
} \
void \
_class::EndUpdate(nsIDocument* aDocument, nsUpdateType aUpdateType) \
{ \
} \
NS_IMPL_NSIMUTATIONOBSERVER_CORE_STUB(_class)
#define NS_IMPL_NSIDOCUMENTOBSERVER_LOAD_STUB(_class) \
void \
_class::BeginLoad(nsIDocument* aDocument) \
{ \
} \
void \
_class::EndLoad(nsIDocument* aDocument) \
{ \
}
#define NS_IMPL_NSIDOCUMENTOBSERVER_STATE_STUB(_class) \
void \
_class::ContentStateChanged(nsIDocument* aDocument, \
nsIContent* aContent, \
mozilla::EventStates aStateMask) \
{ \
} \
\
void \
_class::DocumentStatesChanged(nsIDocument* aDocument, \
mozilla::EventStates aStateMask) \
{ \
}
#define NS_IMPL_NSIDOCUMENTOBSERVER_CONTENT(_class) \
NS_IMPL_NSIMUTATIONOBSERVER_CONTENT(_class)
#define NS_IMPL_NSIDOCUMENTOBSERVER_STYLE_STUB(_class) \
void \
_class::StyleSheetAdded(mozilla::StyleSheet* aStyleSheet, \
bool aDocumentSheet) \
{ \
} \
void \
_class::StyleSheetRemoved(mozilla::StyleSheet* aStyleSheet, \
bool aDocumentSheet) \
{ \
} \
void \
_class::StyleSheetApplicableStateChanged(mozilla::StyleSheet* aStyleSheet)\
{ \
} \
void \
_class::StyleRuleChanged(mozilla::StyleSheet* aStyleSheet) \
{ \
} \
void \
_class::StyleRuleAdded(mozilla::StyleSheet* aStyleSheet) \
{ \
} \
void \
_class::StyleRuleRemoved(mozilla::StyleSheet* aStyleSheet) \
{ \
}
#endif /* nsIDocumentObserver_h___ */
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