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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=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 mozilla_a11y_logs_h__
#define mozilla_a11y_logs_h__
#include "nscore.h"
#include "nsStringFwd.h"
#include "mozilla/Attributes.h"
class nsINode;
class nsIRequest;
class nsISupports;
class nsIWebProgress;
namespace mozilla {
namespace dom {
class Document;
class Selection;
} // namespace dom
namespace a11y {
class AccEvent;
class Accessible;
class DocAccessible;
class OuterDocAccessible;
namespace logging {
enum EModules {
eDocLoad = 1 << 0,
eDocCreate = 1 << 1,
eDocDestroy = 1 << 2,
eDocLifeCycle = eDocLoad | eDocCreate | eDocDestroy,
eEvents = 1 << 3,
eEventTree = 1 << 4,
ePlatforms = 1 << 5,
eText = 1 << 6,
eTree = 1 << 7,
eDOMEvents = 1 << 8,
eFocus = 1 << 9,
eSelection = 1 << 10,
eNotifications = eDOMEvents | eSelection | eFocus,
// extras
eStack = 1 << 11,
eVerbose = 1 << 12
};
/**
* Return true if any of the given modules is logged.
*/
bool IsEnabled(uint32_t aModules);
/**
* Return true if all of the given modules are logged.
*/
bool IsEnabledAll(uint32_t aModules);
/**
* Return true if the given module is logged.
*/
bool IsEnabled(const nsAString& aModules);
/**
* Log the document loading progress.
*/
void DocLoad(const char* aMsg, nsIWebProgress* aWebProgress,
nsIRequest* aRequest, uint32_t aStateFlags);
void DocLoad(const char* aMsg, dom::Document* aDocumentNode);
void DocCompleteLoad(DocAccessible* aDocument, bool aIsLoadEventTarget);
/**
* Log that document load event was fired.
*/
void DocLoadEventFired(AccEvent* aEvent);
/**
* Log that document laod event was handled.
*/
void DocLoadEventHandled(AccEvent* aEvent);
/**
* Log the document was created.
*/
void DocCreate(const char* aMsg, dom::Document* aDocumentNode,
DocAccessible* aDocument = nullptr);
/**
* Log the document was destroyed.
*/
void DocDestroy(const char* aMsg, dom::Document* aDocumentNode,
DocAccessible* aDocument = nullptr);
/**
* Log the outer document was destroyed.
*/
void OuterDocDestroy(OuterDocAccessible* OuterDoc);
/**
* Log the focus notification target.
*/
void FocusNotificationTarget(const char* aMsg, const char* aTargetDescr,
Accessible* aTarget);
void FocusNotificationTarget(const char* aMsg, const char* aTargetDescr,
nsINode* aTargetNode);
void FocusNotificationTarget(const char* aMsg, const char* aTargetDescr,
nsISupports* aTargetThing);
/**
* Log a cause of active item descendant change (submessage).
*/
void ActiveItemChangeCausedBy(const char* aMsg, Accessible* aTarget);
/**
* Log the active widget (submessage).
*/
void ActiveWidget(Accessible* aWidget);
/**
* Log the focus event was dispatched (submessage).
*/
void FocusDispatched(Accessible* aTarget);
/**
* Log the selection change.
*/
void SelChange(dom::Selection* aSelection, DocAccessible* aDocument,
int16_t aReason);
/**
* Log the given accessible elements info.
*/
void TreeInfo(const char* aMsg, uint32_t aExtraFlags, ...);
void TreeInfo(const char* aMsg, uint32_t aExtraFlags, const char* aMsg1,
Accessible* aAcc, const char* aMsg2, nsINode* aNode);
void TreeInfo(const char* aMsg, uint32_t aExtraFlags, Accessible* aParent);
/**
* Log the accessible/DOM tree.
*/
typedef const char* (*GetTreePrefix)(void* aData, Accessible*);
void Tree(const char* aTitle, const char* aMsgText, Accessible* aRoot,
GetTreePrefix aPrefixFunc = nullptr,
void* aGetTreePrefixData = nullptr);
void DOMTree(const char* aTitle, const char* aMsgText, DocAccessible* aDoc);
/**
* Log the message ('title: text' format) on new line. Print the start and end
* boundaries of the message body designated by '{' and '}' (2 spaces indent for
* body).
*/
void MsgBegin(const char* aTitle, const char* aMsgText, ...)
MOZ_FORMAT_PRINTF(2, 3);
void MsgEnd();
/**
* Print start and end boundaries of the message body designated by '{' and '}'
* (2 spaces indent for body).
*/
void SubMsgBegin();
void SubMsgEnd();
/**
* Log the entry into message body (4 spaces indent).
*/
void MsgEntry(const char* aEntryText, ...) MOZ_FORMAT_PRINTF(1, 2);
/**
* Log the text, two spaces offset is used.
*/
void Text(const char* aText);
/**
* Log the accessible object address as message entry (4 spaces indent).
*/
void Address(const char* aDescr, Accessible* aAcc);
/**
* Log the DOM node info as message entry.
*/
void Node(const char* aDescr, nsINode* aNode);
/**
* Log the document accessible info as message entry.
*/
void Document(DocAccessible* aDocument);
/**
* Log the accessible and its DOM node as a message entry.
*/
void AccessibleInfo(const char* aDescr, Accessible* aAccessible);
void AccessibleNNode(const char* aDescr, Accessible* aAccessible);
void AccessibleNNode(const char* aDescr, nsINode* aNode);
/**
* Log the DOM event.
*/
void DOMEvent(const char* aDescr, nsINode* aOrigTarget,
const nsAString& aEventType);
/**
* Log the call stack, two spaces offset is used.
*/
void Stack();
/**
* Enable logging of the specified modules, all other modules aren't logged.
*/
void Enable(const nsCString& aModules);
/**
* Enable logging of modules specified by A11YLOG environment variable,
* all other modules aren't logged.
*/
void CheckEnv();
} // namespace logging
} // namespace a11y
} // namespace mozilla
#endif
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