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

128 строки
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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/. */
#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 "nsIWindowCreator.h" // for stupid compilers
#include "nsIWindowWatcher.h"
#include "nsIPromptFactory.h"
#include "nsITabParent.h"
#include "nsPIWindowWatcher.h"
#include "nsTArray.h"
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 aPositionSpecified,
bool aSizeSpecified);
protected:
virtual ~nsWindowWatcher();
friend class nsPromptService;
bool AddEnumerator(nsWatcherWindowEnumerator* aEnumerator);
bool RemoveEnumerator(nsWatcherWindowEnumerator* aEnumerator);
nsWatcherWindowEntry* FindWindowEntry(mozIDOMWindowProxy* aWindow);
nsresult RemoveWindow(nsWatcherWindowEntry* aInfo);
// Get the caller tree item. Look on the JS stack, then fall back
// to the parent if there's nothing there.
already_AddRefed<nsIDocShellTreeItem> GetCallerTreeItem(
nsIDocShellTreeItem* aParentItem);
// Unlike GetWindowByName this will look for a caller on the JS
// stack, and then fall back on aCurrentWindow if it can't find one.
nsPIDOMWindowOuter* SafeGetWindowByName(const nsAString& aName,
mozIDOMWindowProxy* aCurrentWindow);
// 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 char* aUrl,
const char* aName,
const char* aFeatures,
bool aCalledFromJS,
bool aDialog,
bool aNavigate,
nsITabParent* aOpeningTab,
nsIArray* aArgv,
float* aOpenerFullZoom,
mozIDOMWindowProxy** aResult);
static nsresult URIfromURL(const char* aURL,
mozIDOMWindowProxy* aParent,
nsIURI** aURI);
static uint32_t CalculateChromeFlags(mozIDOMWindowProxy* aParent,
const char* aFeatures,
bool aFeaturesSpecified,
bool aDialog,
bool aChromeURL,
bool aHasChromeParent,
bool aCalledFromJS,
bool aOpenedFromRemoteTab);
static int32_t WinHasOption(const char* aOptions, const char* aName,
int32_t aDefault, bool* aPresenceFlag);
/* Compute the right SizeSpec based on aFeatures */
static void CalcSizeSpec(const char* aFeatures, SizeSpec& aResult);
static nsresult ReadyOpenedDocShellItem(nsIDocShellTreeItem* aOpenedItem,
nsPIDOMWindowOuter* aParent,
bool aWindowIsNew,
mozIDOMWindowProxy** aOpenedWindow);
static void SizeOpenedDocShellItem(nsIDocShellTreeItem* aDocShellItem,
mozIDOMWindowProxy* aParent,
bool aIsCallerChrome,
const SizeSpec& aSizeSpec,
float* aOpenerFullZoom);
static void GetWindowTreeItem(mozIDOMWindowProxy* aWindow,
nsIDocShellTreeItem** aResult);
static void GetWindowTreeOwner(nsPIDOMWindowOuter* aWindow,
nsIDocShellTreeOwner** aResult);
nsTArray<nsWatcherWindowEnumerator*> mEnumeratorList;
nsWatcherWindowEntry* mOldestWindow;
mozilla::Mutex mListLock;
nsCOMPtr<nsIWindowCreator> mWindowCreator;
};
#endif