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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 nsEditingSession_h__
#define nsEditingSession_h__
#include "nsCOMPtr.h" // for nsCOMPtr
#include "nsISupportsImpl.h" // for NS_DECL_ISUPPORTS
#include "nsIWeakReferenceUtils.h" // for nsWeakPtr
#include "nsWeakReference.h" // for nsSupportsWeakReference, etc
#include "nscore.h" // for nsresult
#ifndef __gen_nsIWebProgressListener_h__
# include "nsIWebProgressListener.h"
#endif
#ifndef __gen_nsIEditingSession_h__
# include "nsIEditingSession.h" // for NS_DECL_NSIEDITINGSESSION, etc
#endif
#include "nsString.h" // for nsCString
class mozIDOMWindowProxy;
class nsBaseCommandController;
class nsIDOMWindow;
class nsISupports;
class nsITimer;
class nsIChannel;
class nsIControllers;
class nsIDocShell;
class nsIWebProgress;
class nsIPIDOMWindowOuter;
class nsIPIDOMWindowInner;
namespace mozilla {
class ComposerCommandsUpdater;
class HTMLEditor;
} // namespace mozilla
class nsEditingSession final : public nsIEditingSession,
public nsIWebProgressListener,
public nsSupportsWeakReference {
public:
nsEditingSession();
// nsISupports
NS_DECL_ISUPPORTS
// nsIWebProgressListener
NS_DECL_NSIWEBPROGRESSLISTENER
// nsIEditingSession
NS_DECL_NSIEDITINGSESSION
/**
* Removes all the editor's controllers/listeners etc and makes the window
* uneditable.
*/
nsresult DetachFromWindow(nsPIDOMWindowOuter* aWindow);
/**
* Undos DetachFromWindow(), reattaches this editing session/editor
* to the window.
*/
nsresult ReattachToWindow(nsPIDOMWindowOuter* aWindow);
protected:
virtual ~nsEditingSession();
typedef already_AddRefed<nsBaseCommandController> (*ControllerCreatorFn)();
nsresult SetupEditorCommandController(
ControllerCreatorFn aControllerCreatorFn, mozIDOMWindowProxy* aWindow,
nsISupports* aContext, uint32_t* aControllerId);
nsresult SetContextOnControllerById(nsIControllers* aControllers,
nsISupports* aContext, uint32_t aID);
/**
* Set the editor on the controller(s) for this window
*/
nsresult SetEditorOnControllers(nsPIDOMWindowOuter& aWindow,
mozilla::HTMLEditor* aEditor);
/**
* Setup editor and related support objects
*/
MOZ_CAN_RUN_SCRIPT nsresult SetupEditorOnWindow(nsPIDOMWindowOuter& aWindow);
nsresult PrepareForEditing(nsPIDOMWindowOuter* aWindow);
static void TimerCallback(nsITimer* aTimer, void* aClosure);
nsCOMPtr<nsITimer> mLoadBlankDocTimer;
// progress load stuff
nsresult StartDocumentLoad(nsIWebProgress* aWebProgress,
bool isToBeMadeEditable);
MOZ_CAN_RUN_SCRIPT_BOUNDARY
nsresult EndDocumentLoad(nsIWebProgress* aWebProgress, nsIChannel* aChannel,
nsresult aStatus, bool isToBeMadeEditable);
nsresult StartPageLoad(nsIChannel* aChannel);
nsresult EndPageLoad(nsIWebProgress* aWebProgress, nsIChannel* aChannel,
nsresult aStatus);
bool IsProgressForTargetDocument(nsIWebProgress* aWebProgress);
void RemoveEditorControllers(nsPIDOMWindowOuter* aWindow);
void RemoveWebProgressListener(nsPIDOMWindowOuter* aWindow);
void RestoreAnimationMode(nsPIDOMWindowOuter* aWindow);
void RemoveListenersAndControllers(nsPIDOMWindowOuter* aWindow,
mozilla::HTMLEditor* aHTMLEditor);
/**
* Disable scripts in aDocShell.
*/
nsresult DisableJS(nsPIDOMWindowInner* aWindow);
/**
* Restore JS (enable/disable) according to the state it
* was before the last call to DisableJS.
*/
nsresult RestoreJS(nsPIDOMWindowInner* aWindow);
protected:
bool mDoneSetup; // have we prepared for editing yet?
// Used to prevent double creation of editor because nsIWebProgressListener
// receives a STATE_STOP notification before the STATE_START
// for our document, so we wait for the STATE_START, then STATE_STOP
// before creating an editor
bool mCanCreateEditor;
bool mInteractive;
bool mMakeWholeDocumentEditable;
bool mDisabledJS;
// True if scripts were enabled before the editor turned scripts
// off, otherwise false.
bool mScriptsEnabled;
bool mProgressListenerRegistered;
// The image animation mode before it was turned off.
uint16_t mImageAnimationMode;
// THE REMAINING MEMBER VARIABLES WILL BECOME A SET WHEN WE EDIT
// MORE THAN ONE EDITOR PER EDITING SESSION
RefPtr<mozilla::ComposerCommandsUpdater> mComposerCommandsUpdater;
// Save the editor type so we can create the editor after loading uri
nsCString mEditorType;
uint32_t mEditorFlags;
uint32_t mEditorStatus;
uint32_t mBaseCommandControllerId;
uint32_t mDocStateControllerId;
uint32_t mHTMLCommandControllerId;
// Make sure the docshell we use is safe
nsWeakPtr mDocShell;
// See if we can reuse an existing editor
nsWeakPtr mExistingEditor;
};
#endif // nsEditingSession_h__
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