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Diffstat (limited to '')
-rw-r--r-- | editor/composer/nsEditingSession.h | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/editor/composer/nsEditingSession.h b/editor/composer/nsEditingSession.h new file mode 100644 index 0000000000..c808c71c79 --- /dev/null +++ b/editor/composer/nsEditingSession.h @@ -0,0 +1,172 @@ +/* -*- 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 and plugins in aDocShell. + */ + nsresult DisableJSAndPlugins(nsPIDOMWindowInner* aWindow); + + /** + * Restore JS and plugins (enable/disable them) according to the state they + * were before the last call to disableJSAndPlugins. + */ + nsresult RestoreJSAndPlugins(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 mDisabledJSAndPlugins; + + // True if scripts were enabled before the editor turned scripts + // off, otherwise false. + bool mScriptsEnabled; + + // True if plugins were enabled before the editor turned plugins + // off, otherwise false. + bool mPluginsEnabled; + + 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__ |