зеркало из https://github.com/mozilla/gecko-dev.git
712 строки
21 KiB
C++
712 строки
21 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim: set ts=2 sw=2 et tw=80: */
|
|
/* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Mozilla Public License Version
|
|
* 1.1 (the "License"); you may not use this file except in compliance with
|
|
* the License. You may obtain a copy of the License at
|
|
* http://www.mozilla.org/MPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
|
* for the specific language governing rights and limitations under the
|
|
* License.
|
|
*
|
|
* The Original Code is mozilla.org code.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* Netscape Communications Corporation.
|
|
* Portions created by the Initial Developer are Copyright (C) 1998
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
*
|
|
* Alternatively, the contents of this file may be used under the terms of
|
|
* either of the GNU General Public License Version 2 or later (the "GPL"),
|
|
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
|
* in which case the provisions of the GPL or the LGPL are applicable instead
|
|
* of those above. If you wish to allow use of your version of this file only
|
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
|
* use your version of this file under the terms of the MPL, indicate your
|
|
* decision by deleting the provisions above and replace them with the notice
|
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
|
* the provisions above, a recipient may use your version of this file under
|
|
* the terms of any one of the MPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
|
|
|
|
#ifndef nsPIDOMWindow_h__
|
|
#define nsPIDOMWindow_h__
|
|
|
|
#include "nsISupports.h"
|
|
#include "nsIDOMLocation.h"
|
|
#include "nsIDOMXULCommandDispatcher.h"
|
|
#include "nsIDOMElement.h"
|
|
#include "nsIDOMWindowInternal.h"
|
|
#include "nsPIDOMEventTarget.h"
|
|
#include "nsIDOMDocument.h"
|
|
#include "nsCOMPtr.h"
|
|
#include "nsEvent.h"
|
|
|
|
#define DOM_WINDOW_DESTROYED_TOPIC "dom-window-destroyed"
|
|
|
|
class nsIPrincipal;
|
|
|
|
// Popup control state enum. The values in this enum must go from most
|
|
// permissive to least permissive so that it's safe to push state in
|
|
// all situations. Pushing popup state onto the stack never makes the
|
|
// current popup state less permissive (see
|
|
// nsGlobalWindow::PushPopupControlState()).
|
|
enum PopupControlState {
|
|
openAllowed = 0, // open that window without worries
|
|
openControlled, // it's a popup, but allow it
|
|
openAbused, // it's a popup. disallow it, but allow domain override.
|
|
openOverridden // disallow window open
|
|
};
|
|
|
|
class nsIDocShell;
|
|
class nsIContent;
|
|
class nsIDocument;
|
|
class nsIScriptTimeoutHandler;
|
|
struct nsTimeout;
|
|
class nsScriptObjectHolder;
|
|
class nsXBLPrototypeHandler;
|
|
class nsIArray;
|
|
class nsPIWindowRoot;
|
|
|
|
#define NS_PIDOMWINDOW_IID \
|
|
{ 0x8d8be7db, 0xffaa, 0x4962, \
|
|
{ 0xa7, 0x27, 0xb7, 0x0f, 0xc9, 0xfa, 0xd3, 0x0e } }
|
|
|
|
class nsPIDOMWindow : public nsIDOMWindowInternal
|
|
{
|
|
public:
|
|
NS_DECLARE_STATIC_IID_ACCESSOR(NS_PIDOMWINDOW_IID)
|
|
|
|
virtual nsPIDOMWindow* GetPrivateRoot() = 0;
|
|
|
|
virtual void ActivateOrDeactivate(PRBool aActivate) = 0;
|
|
|
|
// this is called GetTopWindowRoot to avoid conflicts with nsIDOMWindow2::GetWindowRoot
|
|
virtual already_AddRefed<nsPIWindowRoot> GetTopWindowRoot() = 0;
|
|
|
|
virtual void SetActive(PRBool aActive)
|
|
{
|
|
mIsActive = aActive;
|
|
}
|
|
|
|
PRBool IsActive()
|
|
{
|
|
return mIsActive;
|
|
}
|
|
|
|
void SetIsBackground(PRBool aIsBackground)
|
|
{
|
|
mIsBackground = aIsBackground;
|
|
}
|
|
|
|
PRBool IsBackground()
|
|
{
|
|
return mIsBackground;
|
|
}
|
|
|
|
nsPIDOMEventTarget* GetChromeEventHandler() const
|
|
{
|
|
return mChromeEventHandler;
|
|
}
|
|
|
|
virtual void SetChromeEventHandler(nsPIDOMEventTarget* aChromeEventHandler) = 0;
|
|
|
|
nsPIDOMEventTarget* GetParentTarget()
|
|
{
|
|
if (!mParentTarget) {
|
|
UpdateParentTarget();
|
|
}
|
|
return mParentTarget;
|
|
}
|
|
|
|
PRBool HasMutationListeners(PRUint32 aMutationEventType) const
|
|
{
|
|
const nsPIDOMWindow *win;
|
|
|
|
if (IsOuterWindow()) {
|
|
win = GetCurrentInnerWindow();
|
|
|
|
if (!win) {
|
|
NS_ERROR("No current inner window available!");
|
|
|
|
return PR_FALSE;
|
|
}
|
|
} else {
|
|
if (!mOuterWindow) {
|
|
NS_ERROR("HasMutationListeners() called on orphan inner window!");
|
|
|
|
return PR_FALSE;
|
|
}
|
|
|
|
win = this;
|
|
}
|
|
|
|
return (win->mMutationBits & aMutationEventType) != 0;
|
|
}
|
|
|
|
void SetMutationListeners(PRUint32 aType)
|
|
{
|
|
nsPIDOMWindow *win;
|
|
|
|
if (IsOuterWindow()) {
|
|
win = GetCurrentInnerWindow();
|
|
|
|
if (!win) {
|
|
NS_ERROR("No inner window available to set mutation bits on!");
|
|
|
|
return;
|
|
}
|
|
} else {
|
|
if (!mOuterWindow) {
|
|
NS_ERROR("HasMutationListeners() called on orphan inner window!");
|
|
|
|
return;
|
|
}
|
|
|
|
win = this;
|
|
}
|
|
|
|
win->mMutationBits |= aType;
|
|
}
|
|
|
|
virtual void MaybeUpdateTouchState() {}
|
|
virtual void UpdateTouchState() {}
|
|
|
|
// GetExtantDocument provides a backdoor to the DOM GetDocument accessor
|
|
nsIDOMDocument* GetExtantDocument() const
|
|
{
|
|
return mDocument;
|
|
}
|
|
|
|
// Internal getter/setter for the frame element, this version of the
|
|
// getter crosses chrome boundaries whereas the public scriptable
|
|
// one doesn't for security reasons.
|
|
nsIDOMElement* GetFrameElementInternal() const
|
|
{
|
|
if (mOuterWindow) {
|
|
return mOuterWindow->GetFrameElementInternal();
|
|
}
|
|
|
|
NS_ASSERTION(!IsInnerWindow(),
|
|
"GetFrameElementInternal() called on orphan inner window");
|
|
|
|
return mFrameElement;
|
|
}
|
|
|
|
void SetFrameElementInternal(nsIDOMElement *aFrameElement)
|
|
{
|
|
if (IsOuterWindow()) {
|
|
mFrameElement = aFrameElement;
|
|
|
|
return;
|
|
}
|
|
|
|
if (!mOuterWindow) {
|
|
NS_ERROR("frameElement set on inner window with no outer!");
|
|
|
|
return;
|
|
}
|
|
|
|
mOuterWindow->SetFrameElementInternal(aFrameElement);
|
|
}
|
|
|
|
PRBool IsLoadingOrRunningTimeout() const
|
|
{
|
|
const nsPIDOMWindow *win = GetCurrentInnerWindow();
|
|
|
|
if (!win) {
|
|
win = this;
|
|
}
|
|
|
|
return !win->mIsDocumentLoaded || win->mRunningTimeout;
|
|
}
|
|
|
|
// Check whether a document is currently loading
|
|
PRBool IsLoading() const
|
|
{
|
|
const nsPIDOMWindow *win;
|
|
|
|
if (IsOuterWindow()) {
|
|
win = GetCurrentInnerWindow();
|
|
|
|
if (!win) {
|
|
NS_ERROR("No current inner window available!");
|
|
|
|
return PR_FALSE;
|
|
}
|
|
} else {
|
|
if (!mOuterWindow) {
|
|
NS_ERROR("IsLoading() called on orphan inner window!");
|
|
|
|
return PR_FALSE;
|
|
}
|
|
|
|
win = this;
|
|
}
|
|
|
|
return !win->mIsDocumentLoaded;
|
|
}
|
|
|
|
PRBool IsHandlingResizeEvent() const
|
|
{
|
|
const nsPIDOMWindow *win;
|
|
|
|
if (IsOuterWindow()) {
|
|
win = GetCurrentInnerWindow();
|
|
|
|
if (!win) {
|
|
NS_ERROR("No current inner window available!");
|
|
|
|
return PR_FALSE;
|
|
}
|
|
} else {
|
|
if (!mOuterWindow) {
|
|
NS_ERROR("IsHandlingResizeEvent() called on orphan inner window!");
|
|
|
|
return PR_FALSE;
|
|
}
|
|
|
|
win = this;
|
|
}
|
|
|
|
return win->mIsHandlingResizeEvent;
|
|
}
|
|
|
|
// Tell this window who opened it. This only has an effect if there is
|
|
// either no document currently in the window or if the document is the
|
|
// original document this window came with (an about:blank document either
|
|
// preloaded into it when it was created, or created by
|
|
// CreateAboutBlankContentViewer()).
|
|
virtual void SetOpenerScriptPrincipal(nsIPrincipal* aPrincipal) = 0;
|
|
// Ask this window who opened it.
|
|
virtual nsIPrincipal* GetOpenerScriptPrincipal() = 0;
|
|
|
|
virtual PopupControlState PushPopupControlState(PopupControlState aState,
|
|
PRBool aForce) const = 0;
|
|
virtual void PopPopupControlState(PopupControlState state) const = 0;
|
|
virtual PopupControlState GetPopupControlState() const = 0;
|
|
|
|
// Returns an object containing the window's state. This also suspends
|
|
// all running timeouts in the window.
|
|
virtual nsresult SaveWindowState(nsISupports **aState) = 0;
|
|
|
|
// Restore the window state from aState.
|
|
virtual nsresult RestoreWindowState(nsISupports *aState) = 0;
|
|
|
|
// Suspend timeouts in this window and in child windows.
|
|
virtual void SuspendTimeouts(PRUint32 aIncrease = 1,
|
|
PRBool aFreezeChildren = PR_TRUE) = 0;
|
|
|
|
// Resume suspended timeouts in this window and in child windows.
|
|
virtual nsresult ResumeTimeouts(PRBool aThawChildren = PR_TRUE) = 0;
|
|
|
|
virtual PRUint32 TimeoutSuspendCount() = 0;
|
|
|
|
// Fire any DOM notification events related to things that happened while
|
|
// the window was frozen.
|
|
virtual nsresult FireDelayedDOMEvents() = 0;
|
|
|
|
virtual PRBool IsFrozen() const = 0;
|
|
|
|
// Add a timeout to this window.
|
|
virtual nsresult SetTimeoutOrInterval(nsIScriptTimeoutHandler *aHandler,
|
|
PRInt32 interval,
|
|
PRBool aIsInterval, PRInt32 *aReturn) = 0;
|
|
|
|
// Clear a timeout from this window.
|
|
virtual nsresult ClearTimeoutOrInterval(PRInt32 aTimerID) = 0;
|
|
|
|
nsPIDOMWindow *GetOuterWindow()
|
|
{
|
|
return mIsInnerWindow ? mOuterWindow.get() : this;
|
|
}
|
|
|
|
nsPIDOMWindow *GetCurrentInnerWindow() const
|
|
{
|
|
return mInnerWindow;
|
|
}
|
|
|
|
nsPIDOMWindow *EnsureInnerWindow()
|
|
{
|
|
NS_ASSERTION(IsOuterWindow(), "EnsureInnerWindow called on inner window");
|
|
// GetDocument forces inner window creation if there isn't one already
|
|
nsCOMPtr<nsIDOMDocument> doc;
|
|
GetDocument(getter_AddRefs(doc));
|
|
return GetCurrentInnerWindow();
|
|
}
|
|
|
|
PRBool IsInnerWindow() const
|
|
{
|
|
return mIsInnerWindow;
|
|
}
|
|
|
|
PRBool IsOuterWindow() const
|
|
{
|
|
return !IsInnerWindow();
|
|
}
|
|
|
|
virtual PRBool WouldReuseInnerWindow(nsIDocument *aNewDocument) = 0;
|
|
|
|
/**
|
|
* Get the docshell in this window.
|
|
*/
|
|
nsIDocShell *GetDocShell()
|
|
{
|
|
if (mOuterWindow) {
|
|
return mOuterWindow->mDocShell;
|
|
}
|
|
|
|
return mDocShell;
|
|
}
|
|
|
|
/**
|
|
* Set or unset the docshell in the window.
|
|
*/
|
|
virtual void SetDocShell(nsIDocShell *aDocShell) = 0;
|
|
|
|
/**
|
|
* Set a new document in the window. Calling this method will in
|
|
* most cases create a new inner window. If this method is called on
|
|
* an inner window the call will be forewarded to the outer window,
|
|
* if the inner window is not the current inner window an
|
|
* NS_ERROR_NOT_AVAILABLE error code will be returned. This may be
|
|
* called with a pointer to the current document, in that case the
|
|
* document remains unchanged, but a new inner window will be
|
|
* created.
|
|
*/
|
|
virtual nsresult SetNewDocument(nsIDocument *aDocument,
|
|
nsISupports *aState,
|
|
PRBool aForceReuseInnerWindow) = 0;
|
|
|
|
/**
|
|
* Set the opener window. aOriginalOpener is true if and only if this is the
|
|
* original opener for the window. That is, it can only be true at most once
|
|
* during the life cycle of a window, and then only the first time
|
|
* SetOpenerWindow is called. It might never be true, of course, if the
|
|
* window does not have an opener when it's created.
|
|
*/
|
|
virtual void SetOpenerWindow(nsIDOMWindowInternal *aOpener,
|
|
PRBool aOriginalOpener) = 0;
|
|
|
|
virtual void EnsureSizeUpToDate() = 0;
|
|
|
|
/**
|
|
* Callback for notifying a window about a modal dialog being
|
|
* opened/closed with the window as a parent.
|
|
*/
|
|
virtual nsIDOMWindow *EnterModalState() = 0;
|
|
virtual void LeaveModalState(nsIDOMWindow *) = 0;
|
|
|
|
virtual PRBool CanClose() = 0;
|
|
virtual nsresult ForceClose() = 0;
|
|
|
|
PRBool IsModalContentWindow() const
|
|
{
|
|
return mIsModalContentWindow;
|
|
}
|
|
|
|
/**
|
|
* Call this to indicate that some node (this window, its document,
|
|
* or content in that document) has a paint event listener.
|
|
*/
|
|
void SetHasPaintEventListeners()
|
|
{
|
|
mMayHavePaintEventListener = PR_TRUE;
|
|
}
|
|
|
|
/**
|
|
* Call this to check whether some node (this window, its document,
|
|
* or content in that document) has a paint event listener.
|
|
*/
|
|
PRBool HasPaintEventListeners()
|
|
{
|
|
return mMayHavePaintEventListener;
|
|
}
|
|
|
|
/**
|
|
* Call this to indicate that some node (this window, its document,
|
|
* or content in that document) has a touch event listener.
|
|
*/
|
|
void SetHasTouchEventListeners()
|
|
{
|
|
mMayHaveTouchEventListener = PR_TRUE;
|
|
MaybeUpdateTouchState();
|
|
}
|
|
|
|
/**
|
|
* Call this to check whether some node (this window, its document,
|
|
* or content in that document) has a MozAudioAvailable event listener.
|
|
*/
|
|
PRBool HasAudioAvailableEventListeners()
|
|
{
|
|
return mMayHaveAudioAvailableEventListener;
|
|
}
|
|
|
|
/**
|
|
* Call this to indicate that some node (this window, its document,
|
|
* or content in that document) has a MozAudioAvailable event listener.
|
|
*/
|
|
void SetHasAudioAvailableEventListeners()
|
|
{
|
|
mMayHaveAudioAvailableEventListener = PR_TRUE;
|
|
}
|
|
|
|
/**
|
|
* Initialize window.java and window.Packages.
|
|
*/
|
|
virtual void InitJavaProperties() = 0;
|
|
|
|
virtual void* GetCachedXBLPrototypeHandler(nsXBLPrototypeHandler* aKey) = 0;
|
|
virtual void CacheXBLPrototypeHandler(nsXBLPrototypeHandler* aKey,
|
|
nsScriptObjectHolder& aHandler) = 0;
|
|
|
|
/*
|
|
* Get and set the currently focused element within the document. If
|
|
* aNeedsFocus is true, then set mNeedsFocus to true to indicate that a
|
|
* document focus event is needed.
|
|
*
|
|
* DO NOT CALL EITHER OF THESE METHODS DIRECTLY. USE THE FOCUS MANAGER
|
|
* INSTEAD.
|
|
*/
|
|
nsIContent* GetFocusedNode()
|
|
{
|
|
if (IsOuterWindow()) {
|
|
return mInnerWindow ? mInnerWindow->mFocusedNode.get() : nsnull;
|
|
}
|
|
return mFocusedNode;
|
|
}
|
|
virtual void SetFocusedNode(nsIContent* aNode,
|
|
PRUint32 aFocusMethod = 0,
|
|
PRBool aNeedsFocus = PR_FALSE) = 0;
|
|
|
|
/**
|
|
* Retrieves the method that was used to focus the current node.
|
|
*/
|
|
virtual PRUint32 GetFocusMethod() = 0;
|
|
|
|
/*
|
|
* Tells the window that it now has focus or has lost focus, based on the
|
|
* state of aFocus. If this method returns true, then the document loaded
|
|
* in the window has never received a focus event and expects to receive
|
|
* one. If false is returned, the document has received a focus event before
|
|
* and should only receive one if the window is being focused.
|
|
*
|
|
* aFocusMethod may be set to one of the focus method constants in
|
|
* nsIFocusManager to indicate how focus was set.
|
|
*/
|
|
virtual PRBool TakeFocus(PRBool aFocus, PRUint32 aFocusMethod) = 0;
|
|
|
|
/**
|
|
* Indicates that the window may now accept a document focus event. This
|
|
* should be called once a document has been loaded into the window.
|
|
*/
|
|
virtual void SetReadyForFocus() = 0;
|
|
|
|
/**
|
|
* Whether the focused content within the window should show a focus ring.
|
|
*/
|
|
virtual PRBool ShouldShowFocusRing() = 0;
|
|
|
|
/**
|
|
* Set the keyboard indicator state for accelerators and focus rings.
|
|
*/
|
|
virtual void SetKeyboardIndicators(UIStateChangeType aShowAccelerators,
|
|
UIStateChangeType aShowFocusRings) = 0;
|
|
|
|
/**
|
|
* Get the keyboard indicator state for accelerators and focus rings.
|
|
*/
|
|
virtual void GetKeyboardIndicators(PRBool* aShowAccelerators,
|
|
PRBool* aShowFocusRings) = 0;
|
|
|
|
/**
|
|
* Indicates that the page in the window has been hidden. This is used to
|
|
* reset the focus state.
|
|
*/
|
|
virtual void PageHidden() = 0;
|
|
|
|
/**
|
|
* Instructs this window to asynchronously dispatch a hashchange event. This
|
|
* method must be called on an inner window.
|
|
*/
|
|
virtual nsresult DispatchAsyncHashchange() = 0;
|
|
|
|
/**
|
|
* Instructs this window to synchronously dispatch a popState event.
|
|
*/
|
|
virtual nsresult DispatchSyncPopState() = 0;
|
|
|
|
/**
|
|
* Tell this window that there is an observer for orientation changes
|
|
*/
|
|
virtual void SetHasOrientationEventListener() = 0;
|
|
|
|
/**
|
|
* Set a arguments for this window. This will be set on the window
|
|
* right away (if there's an existing document) and it will also be
|
|
* installed on the window when the next document is loaded. Each
|
|
* language impl is responsible for converting to an array of args
|
|
* as appropriate for that language.
|
|
*/
|
|
virtual nsresult SetArguments(nsIArray *aArguments, nsIPrincipal *aOrigin) = 0;
|
|
|
|
/**
|
|
* NOTE! This function *will* be called on multiple threads so the
|
|
* implementation must not do any AddRef/Release or other actions that will
|
|
* mutate internal state.
|
|
*/
|
|
virtual PRUint32 GetSerial() = 0;
|
|
|
|
/**
|
|
* Return the window id of this window
|
|
*/
|
|
PRUint64 WindowID() const { return mWindowID; }
|
|
|
|
protected:
|
|
// The nsPIDOMWindow constructor. The aOuterWindow argument should
|
|
// be null if and only if the created window itself is an outer
|
|
// window. In all other cases aOuterWindow should be the outer
|
|
// window for the inner window that is being created.
|
|
nsPIDOMWindow(nsPIDOMWindow *aOuterWindow);
|
|
|
|
~nsPIDOMWindow();
|
|
|
|
void SetChromeEventHandlerInternal(nsPIDOMEventTarget* aChromeEventHandler) {
|
|
mChromeEventHandler = aChromeEventHandler;
|
|
// mParentTarget will be set when the next event is dispatched.
|
|
mParentTarget = nsnull;
|
|
}
|
|
|
|
virtual void UpdateParentTarget() = 0;
|
|
|
|
// These two variables are special in that they're set to the same
|
|
// value on both the outer window and the current inner window. Make
|
|
// sure you keep them in sync!
|
|
nsCOMPtr<nsPIDOMEventTarget> mChromeEventHandler; // strong
|
|
nsCOMPtr<nsIDOMDocument> mDocument; // strong
|
|
|
|
nsCOMPtr<nsPIDOMEventTarget> mParentTarget; // strong
|
|
|
|
// These members are only used on outer windows.
|
|
nsCOMPtr<nsIDOMElement> mFrameElement;
|
|
nsIDocShell *mDocShell; // Weak Reference
|
|
|
|
PRUint32 mModalStateDepth;
|
|
|
|
// These variables are only used on inner windows.
|
|
nsTimeout *mRunningTimeout;
|
|
|
|
PRUint32 mMutationBits;
|
|
|
|
PRPackedBool mIsDocumentLoaded;
|
|
PRPackedBool mIsHandlingResizeEvent;
|
|
PRPackedBool mIsInnerWindow;
|
|
PRPackedBool mMayHavePaintEventListener;
|
|
PRPackedBool mMayHaveTouchEventListener;
|
|
PRPackedBool mMayHaveAudioAvailableEventListener;
|
|
|
|
// This variable is used on both inner and outer windows (and they
|
|
// should match).
|
|
PRPackedBool mIsModalContentWindow;
|
|
|
|
// Tracks activation state that's used for :-moz-window-inactive.
|
|
// Only used on outer windows.
|
|
PRPackedBool mIsActive;
|
|
|
|
// Tracks whether our docshell is active. If it is, mIsBackground
|
|
// is false. Too bad we have so many different concepts of
|
|
// "active". Only used on outer windows.
|
|
PRPackedBool mIsBackground;
|
|
|
|
// And these are the references between inner and outer windows.
|
|
nsPIDOMWindow *mInnerWindow;
|
|
nsCOMPtr<nsPIDOMWindow> mOuterWindow;
|
|
|
|
// the element within the document that is currently focused when this
|
|
// window is active
|
|
nsCOMPtr<nsIContent> mFocusedNode;
|
|
|
|
// A unique (as long as our 64-bit counter doesn't roll over) id for
|
|
// this window.
|
|
PRUint64 mWindowID;
|
|
|
|
// This is only used by the inner window. Set to true once we've sent
|
|
// the (chrome|content)-document-global-created notification.
|
|
PRPackedBool mHasNotifiedGlobalCreated;
|
|
};
|
|
|
|
|
|
NS_DEFINE_STATIC_IID_ACCESSOR(nsPIDOMWindow, NS_PIDOMWINDOW_IID)
|
|
|
|
#ifdef _IMPL_NS_LAYOUT
|
|
PopupControlState
|
|
PushPopupControlState(PopupControlState aState, PRBool aForce);
|
|
|
|
void
|
|
PopPopupControlState(PopupControlState aState);
|
|
|
|
#define NS_AUTO_POPUP_STATE_PUSHER nsAutoPopupStatePusherInternal
|
|
#else
|
|
#define NS_AUTO_POPUP_STATE_PUSHER nsAutoPopupStatePusherExternal
|
|
#endif
|
|
|
|
// Helper class that helps with pushing and popping popup control
|
|
// state. Note that this class looks different from within code that's
|
|
// part of the layout library than it does in code outside the layout
|
|
// library. We give the two object layouts different names so the symbols
|
|
// don't conflict, but code should always use the name
|
|
// |nsAutoPopupStatePusher|.
|
|
class NS_AUTO_POPUP_STATE_PUSHER
|
|
{
|
|
public:
|
|
#ifdef _IMPL_NS_LAYOUT
|
|
NS_AUTO_POPUP_STATE_PUSHER(PopupControlState aState, PRBool aForce = PR_FALSE)
|
|
: mOldState(::PushPopupControlState(aState, aForce))
|
|
{
|
|
}
|
|
|
|
~NS_AUTO_POPUP_STATE_PUSHER()
|
|
{
|
|
PopPopupControlState(mOldState);
|
|
}
|
|
#else
|
|
NS_AUTO_POPUP_STATE_PUSHER(nsPIDOMWindow *aWindow, PopupControlState aState)
|
|
: mWindow(aWindow), mOldState(openAbused)
|
|
{
|
|
if (aWindow) {
|
|
mOldState = aWindow->PushPopupControlState(aState, PR_FALSE);
|
|
}
|
|
}
|
|
|
|
~NS_AUTO_POPUP_STATE_PUSHER()
|
|
{
|
|
if (mWindow) {
|
|
mWindow->PopPopupControlState(mOldState);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
protected:
|
|
#ifndef _IMPL_NS_LAYOUT
|
|
nsCOMPtr<nsPIDOMWindow> mWindow;
|
|
#endif
|
|
PopupControlState mOldState;
|
|
|
|
private:
|
|
// Hide so that this class can only be stack-allocated
|
|
static void* operator new(size_t /*size*/) CPP_THROW_NEW { return nsnull; }
|
|
static void operator delete(void* /*memory*/) {}
|
|
};
|
|
|
|
#define nsAutoPopupStatePusher NS_AUTO_POPUP_STATE_PUSHER
|
|
|
|
#endif // nsPIDOMWindow_h__
|