зеркало из https://github.com/mozilla/pjs.git
125 строки
3.2 KiB
C++
125 строки
3.2 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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// THIS FILE IS CURRENTLY THOUGHT TO BE OBSOLETE.
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// KEEPING AROUND FOR A FEW DAYS JUST TO MAKE SURE;
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// BUT IT'S NO LONGER PART OF THE BUILD.
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#include "nsIDOMDocumentFragment.h"
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#include "nsInsertHTMLTxn.h"
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#include "nsIDOMSelection.h"
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#include "nsIContent.h"
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#include "nsIDOMNSRange.h"
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nsInsertHTMLTxn::nsInsertHTMLTxn() : EditTxn(), mSrc("")
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{
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}
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NS_IMETHODIMP nsInsertHTMLTxn::Init(const nsString& aSrc, nsIEditor* aEditor)
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{
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if (!aEditor)
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return NS_ERROR_NULL_POINTER;
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mSrc = aSrc;
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mEditor = do_QueryInterface(aEditor);
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return NS_OK;
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}
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nsInsertHTMLTxn::~nsInsertHTMLTxn()
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{
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//NS_RELEASE(mStr); // do nsStrings have to be released?
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}
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NS_IMETHODIMP nsInsertHTMLTxn::Do(void)
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{
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nsCOMPtr<nsIDOMSelection>selection;
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nsresult res = mEditor->GetSelection(getter_AddRefs(selection));
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if (NS_SUCCEEDED(res) && selection)
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{
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// Get the first range in the selection, and save it in mRange:
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res = selection->GetRangeAt(0, getter_AddRefs(mRange));
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if (NS_SUCCEEDED(res))
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{
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nsCOMPtr<nsIDOMNSRange> nsrange (do_QueryInterface(mRange));
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if (nsrange)
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{
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#ifdef DEBUG_akkana
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char* str = mSrc.ToNewCString();
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printf("Calling nsInsertHTMLTxn::Do(%s)\n", str);
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delete[] str;
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#endif /* DEBUG_akkana */
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nsCOMPtr<nsIDOMDocumentFragment> docfrag;
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res = nsrange->CreateContextualFragment(mSrc, getter_AddRefs(docfrag));
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// Now we have to insert that document fragment in an undoable way
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printf("Sorry, Insert HTML not fully written yet\n");
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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}
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#ifdef DEBUG_akkana
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else printf("nsInsertHTMLTxn::Do: Couldn't get selection range!\n");
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#endif
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}
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return res;
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}
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NS_IMETHODIMP nsInsertHTMLTxn::Undo(void)
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{
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#ifdef DEBUG_akkana
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printf("%p Undo Insert HTML\n", this);
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#endif /* DEBUG_akkana */
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if (!mRange)
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return NS_ERROR_NULL_POINTER;
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return mRange->DeleteContents();
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}
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NS_IMETHODIMP nsInsertHTMLTxn::Merge(PRBool *aDidMerge, nsITransaction *aTransaction)
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{
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if (nsnull != aDidMerge)
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*aDidMerge=PR_FALSE;
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return NS_OK;
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}
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NS_IMETHODIMP nsInsertHTMLTxn::Write(nsIOutputStream *aOutputStream)
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP nsInsertHTMLTxn::GetUndoString(nsString *aString)
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{
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if (nsnull!=aString)
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{
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*aString="Remove HTML: ";
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}
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return NS_OK;
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}
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NS_IMETHODIMP nsInsertHTMLTxn::GetRedoString(nsString *aString)
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{
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if (nsnull!=aString)
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{
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*aString="Insert HTML: ";
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}
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return NS_OK;
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}
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