mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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897976b0f0
--HG-- rename : editor/libeditor/base/ChangeAttributeTxn.cpp => editor/libeditor/ChangeAttributeTxn.cpp rename : editor/libeditor/base/ChangeAttributeTxn.h => editor/libeditor/ChangeAttributeTxn.h rename : editor/libeditor/base/ChangeCSSInlineStyleTxn.cpp => editor/libeditor/ChangeCSSInlineStyleTxn.cpp rename : editor/libeditor/base/ChangeCSSInlineStyleTxn.h => editor/libeditor/ChangeCSSInlineStyleTxn.h rename : editor/libeditor/base/CreateElementTxn.cpp => editor/libeditor/CreateElementTxn.cpp rename : editor/libeditor/base/CreateElementTxn.h => editor/libeditor/CreateElementTxn.h rename : editor/libeditor/base/DeleteNodeTxn.cpp => editor/libeditor/DeleteNodeTxn.cpp rename : editor/libeditor/base/DeleteNodeTxn.h => editor/libeditor/DeleteNodeTxn.h rename : editor/libeditor/base/DeleteRangeTxn.cpp => editor/libeditor/DeleteRangeTxn.cpp rename : editor/libeditor/base/DeleteRangeTxn.h => editor/libeditor/DeleteRangeTxn.h rename : editor/libeditor/base/DeleteTextTxn.cpp => editor/libeditor/DeleteTextTxn.cpp rename : editor/libeditor/base/DeleteTextTxn.h => editor/libeditor/DeleteTextTxn.h rename : editor/libeditor/base/EditActionListener.h => editor/libeditor/EditActionListener.h rename : editor/libeditor/base/EditAggregateTxn.cpp => editor/libeditor/EditAggregateTxn.cpp rename : editor/libeditor/base/EditAggregateTxn.h => editor/libeditor/EditAggregateTxn.h rename : editor/libeditor/base/EditTxn.cpp => editor/libeditor/EditTxn.cpp rename : editor/libeditor/base/EditTxn.h => editor/libeditor/EditTxn.h rename : editor/libeditor/base/IMETextTxn.cpp => editor/libeditor/IMETextTxn.cpp rename : editor/libeditor/base/IMETextTxn.h => editor/libeditor/IMETextTxn.h rename : editor/libeditor/base/InsertElementTxn.cpp => editor/libeditor/InsertElementTxn.cpp rename : editor/libeditor/base/InsertElementTxn.h => editor/libeditor/InsertElementTxn.h rename : editor/libeditor/base/InsertTextTxn.cpp => editor/libeditor/InsertTextTxn.cpp rename : editor/libeditor/base/InsertTextTxn.h => editor/libeditor/InsertTextTxn.h rename : editor/libeditor/base/JoinElementTxn.cpp => editor/libeditor/JoinElementTxn.cpp rename : editor/libeditor/base/JoinElementTxn.h => editor/libeditor/JoinElementTxn.h rename : editor/libeditor/base/PlaceholderTxn.cpp => editor/libeditor/PlaceholderTxn.cpp rename : editor/libeditor/base/PlaceholderTxn.h => editor/libeditor/PlaceholderTxn.h rename : editor/libeditor/base/SetDocTitleTxn.cpp => editor/libeditor/SetDocTitleTxn.cpp rename : editor/libeditor/base/SetDocTitleTxn.h => editor/libeditor/SetDocTitleTxn.h rename : editor/libeditor/base/SplitElementTxn.cpp => editor/libeditor/SplitElementTxn.cpp rename : editor/libeditor/base/SplitElementTxn.h => editor/libeditor/SplitElementTxn.h rename : editor/libeditor/base/crashtests/336104.html => editor/libeditor/crashtests/336104.html rename : editor/libeditor/base/crashtests/382527-1.html => editor/libeditor/crashtests/382527-1.html rename : editor/libeditor/base/crashtests/402172-1.html => editor/libeditor/crashtests/402172-1.html rename : editor/libeditor/base/crashtests/407079-1.html => editor/libeditor/crashtests/407079-1.html rename : editor/libeditor/base/crashtests/407256-1.html => editor/libeditor/crashtests/407256-1.html rename : editor/libeditor/base/crashtests/430624-1.html => editor/libeditor/crashtests/430624-1.html rename : editor/libeditor/base/crashtests/459613-iframe.html => editor/libeditor/crashtests/459613-iframe.html rename : editor/libeditor/base/crashtests/459613.html => editor/libeditor/crashtests/459613.html rename : editor/libeditor/base/crashtests/475132-1.xhtml => editor/libeditor/crashtests/475132-1.xhtml rename : editor/libeditor/base/crashtests/633709.xhtml => editor/libeditor/crashtests/633709.xhtml rename : editor/libeditor/base/crashtests/636074-1.html => editor/libeditor/crashtests/636074-1.html rename : editor/libeditor/base/crashtests/713427-1.html => editor/libeditor/crashtests/713427-1.html rename : editor/libeditor/base/crashtests/713427-2.xhtml => editor/libeditor/crashtests/713427-2.xhtml rename : editor/libeditor/base/crashtests/762183.html => editor/libeditor/crashtests/762183.html rename : editor/libeditor/base/crashtests/766360.html => editor/libeditor/crashtests/766360.html rename : editor/libeditor/base/crashtests/766413.html => editor/libeditor/crashtests/766413.html rename : editor/libeditor/base/crashtests/766845.xhtml => editor/libeditor/crashtests/766845.xhtml rename : editor/libeditor/base/crashtests/768765.html => editor/libeditor/crashtests/768765.html rename : editor/libeditor/base/crashtests/771749.html => editor/libeditor/crashtests/771749.html rename : editor/libeditor/base/crashtests/772282.html => editor/libeditor/crashtests/772282.html rename : editor/libeditor/base/crashtests/776323.html => editor/libeditor/crashtests/776323.html rename : editor/libeditor/base/crashtests/crashtests.list => editor/libeditor/crashtests/crashtests.list rename : editor/libeditor/base/nsEditProperty.h => editor/libeditor/nsEditProperty.h rename : editor/libeditor/base/nsEditPropertyAtomList.h => editor/libeditor/nsEditPropertyAtomList.h rename : editor/libeditor/base/nsEditRules.h => editor/libeditor/nsEditRules.h rename : editor/libeditor/base/nsEditor.cpp => editor/libeditor/nsEditor.cpp rename : editor/libeditor/base/nsEditor.h => editor/libeditor/nsEditor.h rename : editor/libeditor/base/nsEditorCommands.cpp => editor/libeditor/nsEditorCommands.cpp rename : editor/libeditor/base/nsEditorCommands.h => editor/libeditor/nsEditorCommands.h rename : editor/libeditor/base/nsEditorController.cpp => editor/libeditor/nsEditorController.cpp rename : editor/libeditor/base/nsEditorController.h => editor/libeditor/nsEditorController.h rename : editor/libeditor/base/nsEditorEventListener.cpp => editor/libeditor/nsEditorEventListener.cpp rename : editor/libeditor/base/nsEditorEventListener.h => editor/libeditor/nsEditorEventListener.h rename : editor/libeditor/base/nsEditorUtils.cpp => editor/libeditor/nsEditorUtils.cpp rename : editor/libeditor/base/nsEditorUtils.h => editor/libeditor/nsEditorUtils.h rename : editor/libeditor/base/nsIAbsorbingTransaction.h => editor/libeditor/nsIAbsorbingTransaction.h rename : editor/libeditor/base/nsSelectionState.cpp => editor/libeditor/nsSelectionState.cpp rename : editor/libeditor/base/nsSelectionState.h => editor/libeditor/nsSelectionState.h rename : editor/libeditor/base/nsStyleSheetTxns.cpp => editor/libeditor/nsStyleSheetTxns.cpp rename : editor/libeditor/base/nsStyleSheetTxns.h => editor/libeditor/nsStyleSheetTxns.h rename : editor/libeditor/base/tests/chrome.ini => editor/libeditor/tests/chrome.ini rename : editor/libeditor/base/tests/file_bug586662.html => editor/libeditor/tests/file_bug586662.html rename : editor/libeditor/base/tests/mochitest.ini => editor/libeditor/tests/mochitest.ini rename : editor/libeditor/base/tests/moz.build => editor/libeditor/tests/moz.build rename : editor/libeditor/base/tests/test_bug408231.html => editor/libeditor/tests/test_bug408231.html rename : editor/libeditor/base/tests/test_bug46555.html => editor/libeditor/tests/test_bug46555.html rename : editor/libeditor/base/tests/test_bug502673.html => editor/libeditor/tests/test_bug502673.html rename : editor/libeditor/base/tests/test_bug514156.html => editor/libeditor/tests/test_bug514156.html rename : editor/libeditor/base/tests/test_bug567213.html => editor/libeditor/tests/test_bug567213.html rename : editor/libeditor/base/tests/test_bug586662.html => editor/libeditor/tests/test_bug586662.html rename : editor/libeditor/base/tests/test_bug599983.html => editor/libeditor/tests/test_bug599983.html rename : editor/libeditor/base/tests/test_bug599983.xul => editor/libeditor/tests/test_bug599983.xul rename : editor/libeditor/base/tests/test_bug646194.xul => editor/libeditor/tests/test_bug646194.xul rename : editor/libeditor/base/tests/test_bug742261.html => editor/libeditor/tests/test_bug742261.html rename : editor/libeditor/base/tests/test_bug773262.html => editor/libeditor/tests/test_bug773262.html rename : editor/libeditor/base/tests/test_bug795785.html => editor/libeditor/tests/test_bug795785.html rename : editor/libeditor/base/tests/test_composition_event_created_in_chrome.html => editor/libeditor/tests/test_composition_event_created_in_chrome.html rename : editor/libeditor/base/tests/test_dragdrop.html => editor/libeditor/tests/test_dragdrop.html rename : editor/libeditor/base/tests/test_selection_move_commands.xul => editor/libeditor/tests/test_selection_move_commands.xul
183 lines
5.5 KiB
C++
183 lines
5.5 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "SetDocTitleTxn.h"
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#include "mozilla/dom/Element.h" // for Element
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#include "nsAString.h"
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#include "nsCOMPtr.h" // for nsCOMPtr, getter_AddRefs, etc
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#include "nsDebug.h" // for NS_ENSURE_SUCCESS, etc
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#include "nsError.h" // for NS_OK, NS_ERROR_FAILURE, etc
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#include "nsIDOMCharacterData.h" // for nsIDOMCharacterData
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#include "nsIDOMDocument.h" // for nsIDOMDocument
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#include "nsIDOMElement.h" // for nsIDOMElement
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#include "nsIDOMNode.h" // for nsIDOMNode
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#include "nsIDOMNodeList.h" // for nsIDOMNodeList
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#include "nsIDOMText.h" // for nsIDOMText
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#include "nsIDocument.h" // for nsIDocument
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#include "nsIEditor.h" // for nsIEditor
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#include "nsIHTMLEditor.h" // for nsIHTMLEditor
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#include "nsLiteralString.h" // for NS_LITERAL_STRING
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using namespace mozilla;
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// note that aEditor is not refcounted
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SetDocTitleTxn::SetDocTitleTxn()
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: EditTxn()
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, mIsTransient(false)
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{
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}
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NS_IMETHODIMP SetDocTitleTxn::Init(nsIHTMLEditor *aEditor,
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const nsAString *aValue)
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{
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NS_ASSERTION(aEditor && aValue, "null args");
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if (!aEditor || !aValue) { return NS_ERROR_NULL_POINTER; }
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mEditor = aEditor;
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mValue = *aValue;
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return NS_OK;
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}
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NS_IMETHODIMP SetDocTitleTxn::DoTransaction(void)
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{
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return SetDomTitle(mValue);
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}
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NS_IMETHODIMP SetDocTitleTxn::UndoTransaction(void)
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{
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// No extra work required; the DOM changes alone are enough
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return NS_OK;
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}
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NS_IMETHODIMP SetDocTitleTxn::RedoTransaction(void)
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{
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// No extra work required; the DOM changes alone are enough
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return NS_OK;
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}
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nsresult SetDocTitleTxn::SetDomTitle(const nsAString& aTitle)
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{
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nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
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NS_ENSURE_TRUE(editor, NS_ERROR_FAILURE);
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nsCOMPtr<nsIDOMDocument> domDoc;
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nsresult res = editor->GetDocument(getter_AddRefs(domDoc));
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NS_ENSURE_TRUE(domDoc, NS_ERROR_FAILURE);
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nsCOMPtr<nsIDOMNodeList> titleList;
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res = domDoc->GetElementsByTagName(NS_LITERAL_STRING("title"), getter_AddRefs(titleList));
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NS_ENSURE_SUCCESS(res, res);
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// First assume we will NOT really do anything
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// (transaction will not be pushed on stack)
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mIsTransient = true;
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nsCOMPtr<nsIDOMNode>titleNode;
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if(titleList)
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{
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res = titleList->Item(0, getter_AddRefs(titleNode));
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NS_ENSURE_SUCCESS(res, res);
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if (titleNode)
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{
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// Delete existing child textnode of title node
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// (Note: all contents under a TITLE node are always in a single text node)
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nsCOMPtr<nsIDOMNode> child;
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res = titleNode->GetFirstChild(getter_AddRefs(child));
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if(NS_FAILED(res)) return res;
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if(child)
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{
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// Save current text as the undo value
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nsCOMPtr<nsIDOMCharacterData> textNode = do_QueryInterface(child);
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if(textNode)
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{
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textNode->GetData(mUndoValue);
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// If title text is identical to what already exists,
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// quit now (mIsTransient is now TRUE)
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if (mUndoValue == aTitle)
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return NS_OK;
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}
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res = editor->DeleteNode(child);
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if(NS_FAILED(res)) return res;
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}
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}
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}
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// We didn't return above, thus we really will be changing the title
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mIsTransient = false;
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// Get the <HEAD> node, create a <TITLE> and insert it under the HEAD
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nsCOMPtr<nsIDocument> document = do_QueryInterface(domDoc);
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NS_ENSURE_STATE(document);
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dom::Element* head = document->GetHeadElement();
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NS_ENSURE_STATE(head);
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bool newTitleNode = false;
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uint32_t newTitleIndex = 0;
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if (!titleNode)
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{
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// Didn't find one above: Create a new one
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nsCOMPtr<nsIDOMElement>titleElement;
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res = domDoc->CreateElement(NS_LITERAL_STRING("title"), getter_AddRefs(titleElement));
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NS_ENSURE_SUCCESS(res, res);
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NS_ENSURE_TRUE(titleElement, NS_ERROR_FAILURE);
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titleNode = do_QueryInterface(titleElement);
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newTitleNode = true;
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// Get index so we append new title node after all existing HEAD children.
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newTitleIndex = head->GetChildCount();
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}
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// Append a text node under the TITLE
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// only if the title text isn't empty
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if (titleNode && !aTitle.IsEmpty())
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{
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nsCOMPtr<nsIDOMText> textNode;
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res = domDoc->CreateTextNode(aTitle, getter_AddRefs(textNode));
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NS_ENSURE_SUCCESS(res, res);
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nsCOMPtr<nsIDOMNode> newNode = do_QueryInterface(textNode);
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NS_ENSURE_TRUE(newNode, NS_ERROR_FAILURE);
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if (newTitleNode)
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{
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// Not undoable: We will insert newTitleNode below
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nsCOMPtr<nsIDOMNode> resultNode;
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res = titleNode->AppendChild(newNode, getter_AddRefs(resultNode));
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}
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else
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{
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// This is an undoable transaction
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res = editor->InsertNode(newNode, titleNode, 0);
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}
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NS_ENSURE_SUCCESS(res, res);
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}
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if (newTitleNode)
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{
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// Undoable transaction to insert title+text together
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res = editor->InsertNode(titleNode, head->AsDOMNode(), newTitleIndex);
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}
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return res;
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}
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NS_IMETHODIMP SetDocTitleTxn::GetTxnDescription(nsAString& aString)
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{
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aString.AssignLiteral("SetDocTitleTxn: ");
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aString += mValue;
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return NS_OK;
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}
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NS_IMETHODIMP SetDocTitleTxn::GetIsTransient(bool *aIsTransient)
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{
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NS_ENSURE_TRUE(aIsTransient, NS_ERROR_NULL_POINTER);
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*aIsTransient = mIsTransient;
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return NS_OK;
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}
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