gecko-dev/docshell/base/nsDocShellLoadTypes.h

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C

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* vim: set ts=4 sw=4 et 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 nsDocShellLoadTypes_h_
#define nsDocShellLoadTypes_h_
#ifdef MOZILLA_INTERNAL_API
#include "nsIDocShell.h"
#include "nsIWebNavigation.h"
/**
* Load flag for error pages. This uses one of the reserved flag
* values from nsIWebNavigation.
*/
#define LOAD_FLAGS_ERROR_PAGE 0x0001U
#define MAKE_LOAD_TYPE(type, flags) ((type) | ((flags) << 16))
#define LOAD_TYPE_HAS_FLAGS(type, flags) ((type) & ((flags) << 16))
/**
* These are flags that confuse ConvertLoadTypeToDocShellLoadInfo and should
* not be passed to MAKE_LOAD_TYPE. In particular this includes all flags
* above 0xffff (e.g. LOAD_FLAGS_BYPASS_CLASSIFIER), since MAKE_LOAD_TYPE would
* just shift them out anyway.
*/
#define EXTRA_LOAD_FLAGS (LOAD_FLAGS_ALLOW_THIRD_PARTY_FIXUP | \
LOAD_FLAGS_FIRST_LOAD | \
LOAD_FLAGS_ALLOW_POPUPS | \
0xffff0000)
/* load types are legal combinations of load commands and flags
*
* NOTE:
* Remember to update the IsValidLoadType function below if you change this
* enum to ensure bad flag combinations will be rejected.
*/
enum LoadType {
LOAD_NORMAL = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_NORMAL, nsIWebNavigation::LOAD_FLAGS_NONE),
LOAD_NORMAL_REPLACE = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_NORMAL, nsIWebNavigation::LOAD_FLAGS_REPLACE_HISTORY),
LOAD_NORMAL_EXTERNAL = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_NORMAL, nsIWebNavigation::LOAD_FLAGS_FROM_EXTERNAL),
LOAD_HISTORY = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_HISTORY, nsIWebNavigation::LOAD_FLAGS_NONE),
LOAD_NORMAL_BYPASS_CACHE = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_NORMAL, nsIWebNavigation::LOAD_FLAGS_BYPASS_CACHE),
LOAD_NORMAL_BYPASS_PROXY = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_NORMAL, nsIWebNavigation::LOAD_FLAGS_BYPASS_PROXY),
LOAD_NORMAL_BYPASS_PROXY_AND_CACHE = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_NORMAL, nsIWebNavigation::LOAD_FLAGS_BYPASS_CACHE | nsIWebNavigation::LOAD_FLAGS_BYPASS_PROXY),
LOAD_RELOAD_NORMAL = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_RELOAD, nsIWebNavigation::LOAD_FLAGS_NONE),
LOAD_RELOAD_BYPASS_CACHE = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_RELOAD, nsIWebNavigation::LOAD_FLAGS_BYPASS_CACHE),
LOAD_RELOAD_BYPASS_PROXY = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_RELOAD, nsIWebNavigation::LOAD_FLAGS_BYPASS_PROXY),
LOAD_RELOAD_BYPASS_PROXY_AND_CACHE = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_RELOAD, nsIWebNavigation::LOAD_FLAGS_BYPASS_CACHE | nsIWebNavigation::LOAD_FLAGS_BYPASS_PROXY),
LOAD_LINK = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_NORMAL, nsIWebNavigation::LOAD_FLAGS_IS_LINK),
LOAD_REFRESH = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_NORMAL, nsIWebNavigation::LOAD_FLAGS_IS_REFRESH),
LOAD_RELOAD_CHARSET_CHANGE = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_RELOAD, nsIWebNavigation::LOAD_FLAGS_CHARSET_CHANGE),
LOAD_BYPASS_HISTORY = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_NORMAL, nsIWebNavigation::LOAD_FLAGS_BYPASS_HISTORY),
LOAD_STOP_CONTENT = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_NORMAL, nsIWebNavigation::LOAD_FLAGS_STOP_CONTENT),
LOAD_STOP_CONTENT_AND_REPLACE = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_NORMAL, nsIWebNavigation::LOAD_FLAGS_STOP_CONTENT | nsIWebNavigation::LOAD_FLAGS_REPLACE_HISTORY),
LOAD_PUSHSTATE = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_PUSHSTATE, nsIWebNavigation::LOAD_FLAGS_NONE),
/**
* Load type for an error page. These loads are never triggered by users of
* Docshell. Instead, Docshell triggers the load itself when a
* consumer-triggered load failed.
*/
LOAD_ERROR_PAGE = MAKE_LOAD_TYPE(nsIDocShell::LOAD_CMD_NORMAL, LOAD_FLAGS_ERROR_PAGE)
// NOTE: Adding a new value? Remember to update IsValidLoadType!
};
static inline bool IsValidLoadType(PRUint32 aLoadType)
{
switch (aLoadType)
{
case LOAD_NORMAL:
case LOAD_NORMAL_REPLACE:
case LOAD_NORMAL_EXTERNAL:
case LOAD_NORMAL_BYPASS_CACHE:
case LOAD_NORMAL_BYPASS_PROXY:
case LOAD_NORMAL_BYPASS_PROXY_AND_CACHE:
case LOAD_HISTORY:
case LOAD_RELOAD_NORMAL:
case LOAD_RELOAD_BYPASS_CACHE:
case LOAD_RELOAD_BYPASS_PROXY:
case LOAD_RELOAD_BYPASS_PROXY_AND_CACHE:
case LOAD_LINK:
case LOAD_REFRESH:
case LOAD_RELOAD_CHARSET_CHANGE:
case LOAD_BYPASS_HISTORY:
case LOAD_STOP_CONTENT:
case LOAD_STOP_CONTENT_AND_REPLACE:
case LOAD_PUSHSTATE:
case LOAD_ERROR_PAGE:
return true;
}
return false;
}
#endif // MOZILLA_INTERNAL_API
#endif