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Diffstat (limited to 'embedding/components/windowwatcher/nsWindowWatcher.h')
| -rw-r--r-- | embedding/components/windowwatcher/nsWindowWatcher.h | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/embedding/components/windowwatcher/nsWindowWatcher.h b/embedding/components/windowwatcher/nsWindowWatcher.h new file mode 100644 index 000000000..f2728bc16 --- /dev/null +++ b/embedding/components/windowwatcher/nsWindowWatcher.h @@ -0,0 +1,156 @@ +/* -*- 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 "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. + // It also knows to not look for things if aForceNoOpener is set. + nsPIDOMWindowOuter* SafeGetWindowByName(const nsAString& aName, + bool aForceNoOpener, + 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, + nsIArray* aArgv, + bool aIsPopupSpam, + bool aForceNoOpener, + nsIDocShellLoadInfo* aLoadInfo, + mozIDOMWindowProxy** aResult); + + static nsresult URIfromURL(const char* aURL, + mozIDOMWindowProxy* aParent, + nsIURI** aURI); + + static uint32_t CalculateChromeFlagsForChild(const nsACString& aFeaturesStr); + + static uint32_t CalculateChromeFlagsForParent(mozIDOMWindowProxy* aParent, + const nsACString& aFeaturesStr, + bool aDialog, + bool aChromeURL, + bool aHasChromeParent, + bool aCalledFromJS); + + static int32_t WinHasOption(const nsACString& aOptions, const char* aName, + int32_t aDefault, bool* aPresenceFlag); + /* Compute the right SizeSpec based on aFeatures */ + static void CalcSizeSpec(const nsACString& aFeatures, SizeSpec& aResult); + static nsresult ReadyOpenedDocShellItem(nsIDocShellTreeItem* aOpenedItem, + nsPIDOMWindowOuter* aParent, + bool aWindowIsNew, + bool aForceNoOpener, + mozIDOMWindowProxy** aOpenedWindow); + static void SizeOpenedWindow(nsIDocShellTreeOwner* aTreeOwner, + mozIDOMWindowProxy* aParent, + bool aIsCallerChrome, + const SizeSpec& aSizeSpec, + mozilla::Maybe<float> aOpenerFullZoom = + mozilla::Nothing()); + static void GetWindowTreeItem(mozIDOMWindowProxy* aWindow, + nsIDocShellTreeItem** aResult); + static void GetWindowTreeOwner(nsPIDOMWindowOuter* aWindow, + nsIDocShellTreeOwner** aResult); + +private: + nsresult CreateChromeWindow(const nsACString& aFeatures, + nsIWebBrowserChrome* aParentChrome, + uint32_t aChromeFlags, + uint32_t aContextFlags, + nsITabParent* aOpeningTabParent, + mozIDOMWindowProxy* aOpener, + nsIWebBrowserChrome** aResult); + + void MaybeDisablePersistence(const nsACString& aFeatures, + nsIDocShellTreeOwner* aTreeOwner); + + static uint32_t CalculateChromeFlagsHelper(uint32_t aInitialFlags, + const nsACString& aFeatures, + bool &presenceFlag, + bool aDialog = false, + bool aHasChromeParent = false, + bool aChromeURL = false); + static uint32_t EnsureFlagsSafeForContent(uint32_t aChromeFlags, + bool aChromeURL = false); + +protected: + nsTArray<nsWatcherWindowEnumerator*> mEnumeratorList; + nsWatcherWindowEntry* mOldestWindow; + mozilla::Mutex mListLock; + + nsCOMPtr<nsIWindowCreator> mWindowCreator; +}; + +#endif |