gecko-dev/toolkit/components/windowwatcher/nsWindowWatcher.h

134 строки
5.1 KiB
C++

/* -*- 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/. */
#ifndef __nsWindowWatcher_h__
#define __nsWindowWatcher_h__
// {a21bfa01-f349-4394-a84c-8de5cf0737d0}
#define NS_WINDOWWATCHER_CID \
{ \
0xa21bfa01, 0xf349, 0x4394, { \
0xa8, 0x4c, 0x8d, 0xe5, 0xcf, 0x7, 0x37, 0xd0 \
} \
}
#include "nsCOMPtr.h"
#include "mozilla/Mutex.h"
#include "mozilla/Maybe.h"
#include "nsIWindowCreator.h" // for stupid compilers
#include "nsIWindowWatcher.h"
#include "nsIOpenWindowInfo.h"
#include "nsIPromptFactory.h"
#include "nsIRemoteTab.h"
#include "nsPIWindowWatcher.h"
#include "nsTArray.h"
#include "mozilla/dom/WindowFeatures.h" // mozilla::dom::WindowFeatures
class nsIURI;
class nsIDocShellTreeItem;
class nsIDocShellTreeOwner;
class nsPIDOMWindowOuter;
class nsWatcherWindowEnumerator;
class nsPromptService;
struct nsWatcherWindowEntry;
struct SizeSpec;
class nsWindowWatcher : public nsIWindowWatcher,
public nsPIWindowWatcher,
public nsIPromptFactory {
friend class nsWatcherWindowEnumerator;
public:
nsWindowWatcher();
nsresult Init();
NS_DECL_ISUPPORTS
NS_DECL_NSIWINDOWWATCHER
NS_DECL_NSPIWINDOWWATCHER
NS_DECL_NSIPROMPTFACTORY
static int32_t GetWindowOpenLocation(nsPIDOMWindowOuter* aParent,
uint32_t aChromeFlags,
bool aCalledFromJS, bool aWidthSpecified,
bool aIsForPrinting);
// Will first look for a caller on the JS stack, and then fall back on
// aCurrentContext if it can't find one.
// It also knows to not look for things if aForceNoOpener is set.
already_AddRefed<mozilla::dom::BrowsingContext> GetBrowsingContextByName(
const nsAString& aName, bool aForceNoOpener,
mozilla::dom::BrowsingContext* aCurrentContext);
protected:
virtual ~nsWindowWatcher();
friend class nsPromptService;
bool AddEnumerator(nsWatcherWindowEnumerator* aEnumerator);
bool RemoveEnumerator(nsWatcherWindowEnumerator* aEnumerator);
nsWatcherWindowEntry* FindWindowEntry(mozIDOMWindowProxy* aWindow);
nsresult RemoveWindow(nsWatcherWindowEntry* aInfo);
// Just like OpenWindowJS, but knows whether it got called via OpenWindowJS
// (which means called from script) or called via OpenWindow.
nsresult OpenWindowInternal(mozIDOMWindowProxy* aParent,
const nsACString& aUrl, const nsACString& aName,
const nsACString& aFeatures, bool aCalledFromJS,
bool aDialog, bool aNavigate, nsIArray* aArgv,
bool aIsPopupSpam, bool aForceNoOpener,
bool aForceNoReferrer, PrintKind,
nsDocShellLoadState* aLoadState,
mozilla::dom::BrowsingContext** aResult);
static nsresult URIfromURL(const nsACString& aURL,
mozIDOMWindowProxy* aParent, nsIURI** aURI);
static bool ShouldOpenPopup(const mozilla::dom::WindowFeatures& aFeatures,
const SizeSpec& aSizeSpec);
static uint32_t CalculateChromeFlagsForContent(
const mozilla::dom::WindowFeatures& aFeatures, const SizeSpec& aSizeSpec);
static uint32_t CalculateChromeFlagsForSystem(
const mozilla::dom::WindowFeatures& aFeatures, const SizeSpec& aSizeSpec,
bool aDialog, bool aChromeURL, bool aHasChromeParent);
/* Compute the right SizeSpec based on aFeatures */
static void CalcSizeSpec(const mozilla::dom::WindowFeatures& aFeatures,
bool aHasChromeParent, SizeSpec& aResult);
static void SizeOpenedWindow(
nsIDocShellTreeOwner* aTreeOwner, mozIDOMWindowProxy* aParent,
bool aIsCallerChrome, const SizeSpec& aSizeSpec,
const mozilla::Maybe<float>& aOpenerFullZoom = mozilla::Nothing());
private:
nsresult CreateChromeWindow(nsIWebBrowserChrome* aParentChrome,
uint32_t aChromeFlags,
nsIOpenWindowInfo* aOpenWindowInfo,
nsIWebBrowserChrome** aResult);
void MaybeDisablePersistence(const SizeSpec& sizeSpec,
nsIDocShellTreeOwner* aTreeOwner);
static uint32_t CalculateChromeFlagsHelper(
uint32_t aInitialFlags, const mozilla::dom::WindowFeatures& aFeatures,
const SizeSpec& aSizeSpec, bool* presenceFlag = nullptr,
bool aHasChromeParent = false);
static uint32_t EnsureFlagsSafeForContent(uint32_t aChromeFlags,
bool aChromeURL = false);
protected:
nsTArray<nsWatcherWindowEnumerator*> mEnumeratorList;
nsWatcherWindowEntry* mOldestWindow;
mozilla::Mutex mListLock;
nsCOMPtr<nsIWindowCreator> mWindowCreator;
};
#endif