Work in progress on editor embedding, NOT PART OF THE BUILD.

editor/composer/public/MANIFEST_IDL

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+nsIEditingSession.idl

editor/composer/public/nsIEditingSession.idl

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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape 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/NPL/
+ *
+ * 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 Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation. All
+ * Rights Reserved.
+ *
+ * Contributor(s): 
+ *      Simon Fraser <sfraser@netscape.com>
+ *
+ */
+
+#include "nsISupports.idl"
+#include "domstubs.idl"
+
+interface nsIEditor;
+interface nsIEditingShell;
+
+[scriptable, uuid(D3B0AA04-F221-11D4-A73C-EAA4BAA8B4FC)]
+interface nsIEditingSession : nsISupports
+{
+  [noscript] readonly attribute nsIEditingShell editingShell;
+  
+  void          init(in nsIDOMWindow aWindow);
+
+
+  nsIEditor     setupEditorOnFrame(in nsIDOMWindow aWindow);
+  void          tearDownEditorOnFrame(in nsIDOMWindow aWindow);
+  
+	nsIEditor     getEditorForFrame(in nsIDOMWindow aWindow);
+
+};
+

editor/composer/src/nsEditingSession.cp

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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape 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/NPL/
+ *
+ * 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 Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation. All
+ * Rights Reserved.
+ *
+ * Contributor(s): 
+ *      Simon Fraser <sfraser@netscape.com>
+ *
+ */
+
+#include "nsIDOMWindow.h"
+#include "nsIDOMWindowInternal.h"
+#include "nsIDOMDocument.h"
+#include "nsIScriptGlobalObject.h"
+
+#include "nsIControllers.h"
+#include "nsIController.h"
+#include "nsIEditorController.h"
+
+#include "nsIPresShell.h"
+
+#include "nsEditingSession.h"
+
+#include "nsIComponentManager.h"
+
+/*---------------------------------------------------------------------------
+
+  nsEditingSession
+
+----------------------------------------------------------------------------*/
+nsEditingSession::nsEditingSession()
+{
+  NS_INIT_ISUPPORTS();
+}
+
+/*---------------------------------------------------------------------------
+
+  ~nsEditingSession
+
+----------------------------------------------------------------------------*/
+nsEditingSession::~nsEditingSession()
+{
+}
+
+NS_IMPL_ISUPPORTS2(nsEditingSession, nsIEditingSession, nsISupportsWeakReference)
+
+/*---------------------------------------------------------------------------
+
+  GetEditingShell
+
+  void init (in nsIDOMWindow aWindow)
+----------------------------------------------------------------------------*/
+NS_IMETHODIMP 
+nsEditingSession::Init(nsIDOMWindow *aWindow)
+{
+  nsCOMPtr<nsIDocShell> docShell;
+  nsresult rv = GetDocShellFromWindow(aWindow, getter_AddRefs(docShell));
+  if (NS_FAILED(rv)) return rv;
+
+  mEditingShell = getter_AddRefs(NS_GetWeakReference(docShell));
+  if (!mEditingShell) return NS_ERROR_NO_INTERFACE;
+
+  rv = SetupFrameControllers(aWindow);
+  if (NS_FAILED(rv)) return rv;
+  
+  return NS_OK;
+}
+
+
+/*---------------------------------------------------------------------------
+
+  GetEditingShell
+
+  [noscript] readonly attribute nsIEditingShell editingShell;
+----------------------------------------------------------------------------*/
+NS_IMETHODIMP 
+nsEditingSession::GetEditingShell(nsIEditingShell * *outEditingShell)
+{
+  nsCOMPtr<nsIDocShell> docShell = do_QueryReferent(mEditingShell);
+  if (!docShell) return NS_ERROR_FAILURE;
+
+  return docShell->QueryInterface(NS_GET_IID(nsIEditingShell), outEditingShell);
+}
+
+
+/*---------------------------------------------------------------------------
+
+  SetupEditorOnFrame
+
+  nsIEditor setupEditorOnFrame (in nsIDOMWindow aWindow);
+----------------------------------------------------------------------------*/
+NS_IMETHODIMP
+nsEditingSession::SetupEditorOnFrame(nsIDOMWindow *aWindow, nsIEditor **outEditor)
+{
+  nsresult rv;
+  nsCOMPtr<nsIEditor> editor(do_CreateInstance("@mozilla.org/editor/htmleditor;1", &rv));
+  if (NS_FAILED(rv)) return rv;
+
+  nsCOMPtr<nsIDocShell> docShell;
+  rv = GetDocShellFromWindow(aWindow, getter_AddRefs(docShell));
+  if (NS_FAILED(rv)) return rv;  
+  
+  nsCOMPtr<nsIPresShell> presShell;
+  rv = docShell->GetPresShell(getter_AddRefs(presShell));
+  if (NS_FAILED(rv)) return rv;
+  
+  nsCOMPtr<nsIContentViewer> contentViewer;
+  rv = docShell->GetContentViewer(getter_AddRefs(contentViewer));
+  if (NS_FAILED(rv)) return rv;
+    
+  nsCOMPtr<nsIDOMDocument> domDoc;  
+  rv = contentViewer->GetDOMDocument(getter_AddRefs(domDoc));
+  if (NS_FAILED(rv)) return rv;
+  
+  nsCOMPtr<nsISelectionController> selCon = do_QueryInterface(presShell);
+
+  rv = editor->Init(domDoc, presShell, nsnull /* root content */, selCon, 0);
+  if (NS_FAILED(rv)) return rv;
+  
+  rv = editor->PostCreate();
+  if (NS_FAILED(rv)) return rv;
+
+  // set the editor on the controller
+  SetEditorOnControllers(aWindow, editor);
+  
+  *outEditor = editor;
+  NS_ADDREF(*outEditor);
+  return NS_OK;
+}
+
+
+/*---------------------------------------------------------------------------
+
+  TearDownEditorOnFrame
+
+  void tearDownEditorOnFrame (in nsIDOMWindow aWindow);
+----------------------------------------------------------------------------*/
+NS_IMETHODIMP
+nsEditingSession::TearDownEditorOnFrame(nsIDOMWindow *aWindow)
+{
+  nsresult rv;
+  
+  // null out the editor on the controller
+  rv = SetEditorOnControllers(aWindow, nsnull);
+  if (NS_FAILED(rv)) return rv;  
+  
+  return NS_OK;
+}
+
+/*---------------------------------------------------------------------------
+
+  GetEditorForFrame
+
+  nsIEditor getEditorForFrame (in nsIDOMWindow aWindow);
+----------------------------------------------------------------------------*/
+NS_IMETHODIMP 
+nsEditingSession::GetEditorForFrame(nsIDOMWindow *aWindow, nsIEditor **_retval)
+{
+  return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+#ifdef XP_MAC
+#pragma mark -
+#endif
+
+/*---------------------------------------------------------------------------
+
+  GetDocShellFromWindow
+
+  Utility method. This will always return an error if no docShell
+  is returned.
+----------------------------------------------------------------------------*/
+nsresult
+nsEditingSession::GetDocShellFromWindow(nsIDOMWindow *inWindow, nsIDocShell** outDocShell)
+{
+  nsCOMPtr<nsIScriptGlobalObject> scriptGO(do_QueryInterface(inWindow));
+  if (!scriptGO) return NS_ERROR_FAILURE;
+
+  nsresult rv = scriptGO->GetDocShell(outDocShell);
+  if (NS_FAILED(rv)) return rv;
+  if (!*outDocShell) return NS_ERROR_FAILURE;
+  return NS_OK;
+}
+
+
+
+/*---------------------------------------------------------------------------
+
+  SetupFrameControllers
+
+  Set up the controller for this frame.
+----------------------------------------------------------------------------*/
+nsresult
+nsEditingSession::SetupFrameControllers(nsIDOMWindow *inWindow)
+{
+  nsresult rv;
+  
+  nsCOMPtr<nsIDOMWindowInternal> domWindowInt(do_QueryInterface(inWindow, &rv));
+  if (NS_FAILED(rv)) return rv;
+  
+  nsCOMPtr<nsIControllers> controllers;      
+  rv = domWindowInt->GetControllers(getter_AddRefs(controllers));
+  if (NS_FAILED(rv)) return rv;
+
+  nsCOMPtr<nsIController> controller(do_CreateInstance("@mozilla.org/editor/editorcontroller;1", &rv));
+  if (NS_FAILED(rv)) return rv;  
+
+  nsCOMPtr<nsIEditorController> editorController(do_QueryInterface(controller));
+  rv = editorController->Init(nsnull);    // we set the editor later when we have one
+  if (NS_FAILED(rv)) return rv;
+
+  rv = controllers->AppendController(controller);
+  if (NS_FAILED(rv)) return rv;  
+
+  return NS_OK;  
+}
+
+/*---------------------------------------------------------------------------
+
+  SetEditorOnControllers
+
+  Set the editor on the controller(s) for this window
+----------------------------------------------------------------------------*/
+nsresult
+nsEditingSession::SetEditorOnControllers(nsIDOMWindow *inWindow, nsIEditor* inEditor)
+{
+  nsresult rv;
+  
+  // set the editor on the controller
+  nsCOMPtr<nsIDOMWindowInternal> domWindowInt(do_QueryInterface(inWindow, &rv));
+  if (NS_FAILED(rv)) return rv;
+  
+  nsCOMPtr<nsIControllers> controllers;      
+  rv = domWindowInt->GetControllers(getter_AddRefs(controllers));
+  if (NS_FAILED(rv)) return rv;
+
+  // find the editor controllers by QIing each one. This sucks.
+  // Controllers need to have IDs of some kind.
+  PRUint32    numControllers;
+  rv = controllers->GetControllerCount(&numControllers);
+  if (NS_FAILED(rv)) return rv;
+
+  for (PRUint32 i = 0; i < numControllers; i ++)
+  {
+    nsCOMPtr<nsIController> thisController;    
+    controllers->GetControllerAt(i, getter_AddRefs(thisController));
+    
+    nsCOMPtr<nsIEditorController> editorController(do_QueryInterface(thisController));    // ok with nil controller
+    if (editorController)
+    {
+      rv = editorController->SetCommandRefCon(inEditor);
+      if (NS_FAILED(rv)) break;
+    }  
+  }
+  if (NS_FAILED(rv)) return rv;
+
+  return NS_OK;
+}
+

editor/composer/src/nsEditingSession.h

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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape 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/NPL/
+ *
+ * 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 Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation. All
+ * Rights Reserved.
+ *
+ * Contributor(s): 
+ *      Simon Fraser <sfraser@netscape.com>
+ *
+ */
+
+#ifndef nsEditingSession_h__
+#define nsEditingSession_h__
+
+
+#ifndef nsWeakReference_h__
+#include "nsWeakReference.h"
+#endif
+
+#include "nsIEditor.h"
+
+#ifndef __gen_nsIDocShell_h__
+#include "nsIDocShell.h"
+#endif
+
+#ifndef __gen_nsIEditingShell_h__
+#include "nsIEditingShell.h"
+#endif
+
+#ifndef __gen_nsIEditingSession_h__
+#include "nsIEditingSession.h"
+#endif
+
+
+#define NS_EDITINGSESSION_CID                            \
+{ 0xbc26ff01, 0xf2bd, 0x11d4, { 0xa7, 0x3c, 0xe5, 0xa4, 0xb5, 0xa8, 0xbd, 0xfc } }
+
+
+class nsEditingSession : public nsIEditingSession,
+                         public nsSupportsWeakReference
+{
+public:
+
+                  nsEditingSession();
+  virtual         ~nsEditingSession();
+
+  // nsISupports
+  NS_DECL_ISUPPORTS
+
+  // nsIEditingSession
+  NS_DECL_NSIEDITINGSESSION
+
+
+protected:
+
+  nsresult        GetDocShellFromWindow(nsIDOMWindow *inWindow, nsIDocShell** outDocShell);  
+  nsresult        SetupFrameControllers(nsIDOMWindow *inWindow);
+  
+  nsresult        SetEditorOnControllers(nsIDOMWindow *inWindow, nsIEditor* inEditor);
+
+protected:
+
+  nsWeakPtr       mEditingShell;      // weak ptr back to our editing (web) shell. It owns us.
+  
+};
+
+
+
+#endif // nsEditingSession_h__