mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-01 14:45:29 +00:00
22b7f33edd
--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 -*- */
|
|
/* 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/. */
|
|
|
|
#include "SetDocTitleTxn.h"
|
|
#include "mozilla/dom/Element.h" // for Element
|
|
#include "nsAString.h"
|
|
#include "nsCOMPtr.h" // for nsCOMPtr, getter_AddRefs, etc
|
|
#include "nsDebug.h" // for NS_ENSURE_SUCCESS, etc
|
|
#include "nsError.h" // for NS_OK, NS_ERROR_FAILURE, etc
|
|
#include "nsIDOMCharacterData.h" // for nsIDOMCharacterData
|
|
#include "nsIDOMDocument.h" // for nsIDOMDocument
|
|
#include "nsIDOMElement.h" // for nsIDOMElement
|
|
#include "nsIDOMNode.h" // for nsIDOMNode
|
|
#include "nsIDOMNodeList.h" // for nsIDOMNodeList
|
|
#include "nsIDOMText.h" // for nsIDOMText
|
|
#include "nsIDocument.h" // for nsIDocument
|
|
#include "nsIEditor.h" // for nsIEditor
|
|
#include "nsIHTMLEditor.h" // for nsIHTMLEditor
|
|
#include "nsLiteralString.h" // for NS_LITERAL_STRING
|
|
|
|
using namespace mozilla;
|
|
|
|
// note that aEditor is not refcounted
|
|
SetDocTitleTxn::SetDocTitleTxn()
|
|
: EditTxn()
|
|
, mIsTransient(false)
|
|
{
|
|
}
|
|
|
|
NS_IMETHODIMP SetDocTitleTxn::Init(nsIHTMLEditor *aEditor,
|
|
const nsAString *aValue)
|
|
|
|
{
|
|
NS_ASSERTION(aEditor && aValue, "null args");
|
|
if (!aEditor || !aValue) { return NS_ERROR_NULL_POINTER; }
|
|
|
|
mEditor = aEditor;
|
|
mValue = *aValue;
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP SetDocTitleTxn::DoTransaction(void)
|
|
{
|
|
return SetDomTitle(mValue);
|
|
}
|
|
|
|
NS_IMETHODIMP SetDocTitleTxn::UndoTransaction(void)
|
|
{
|
|
// No extra work required; the DOM changes alone are enough
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP SetDocTitleTxn::RedoTransaction(void)
|
|
{
|
|
// No extra work required; the DOM changes alone are enough
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult SetDocTitleTxn::SetDomTitle(const nsAString& aTitle)
|
|
{
|
|
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
|
|
NS_ENSURE_TRUE(editor, NS_ERROR_FAILURE);
|
|
nsCOMPtr<nsIDOMDocument> domDoc;
|
|
nsresult res = editor->GetDocument(getter_AddRefs(domDoc));
|
|
NS_ENSURE_TRUE(domDoc, NS_ERROR_FAILURE);
|
|
|
|
nsCOMPtr<nsIDOMNodeList> titleList;
|
|
res = domDoc->GetElementsByTagName(NS_LITERAL_STRING("title"), getter_AddRefs(titleList));
|
|
NS_ENSURE_SUCCESS(res, res);
|
|
|
|
// First assume we will NOT really do anything
|
|
// (transaction will not be pushed on stack)
|
|
mIsTransient = true;
|
|
|
|
nsCOMPtr<nsIDOMNode>titleNode;
|
|
if(titleList)
|
|
{
|
|
res = titleList->Item(0, getter_AddRefs(titleNode));
|
|
NS_ENSURE_SUCCESS(res, res);
|
|
if (titleNode)
|
|
{
|
|
// Delete existing child textnode of title node
|
|
// (Note: all contents under a TITLE node are always in a single text node)
|
|
nsCOMPtr<nsIDOMNode> child;
|
|
res = titleNode->GetFirstChild(getter_AddRefs(child));
|
|
if(NS_FAILED(res)) return res;
|
|
if(child)
|
|
{
|
|
// Save current text as the undo value
|
|
nsCOMPtr<nsIDOMCharacterData> textNode = do_QueryInterface(child);
|
|
if(textNode)
|
|
{
|
|
textNode->GetData(mUndoValue);
|
|
|
|
// If title text is identical to what already exists,
|
|
// quit now (mIsTransient is now TRUE)
|
|
if (mUndoValue == aTitle)
|
|
return NS_OK;
|
|
}
|
|
res = editor->DeleteNode(child);
|
|
if(NS_FAILED(res)) return res;
|
|
}
|
|
}
|
|
}
|
|
|
|
// We didn't return above, thus we really will be changing the title
|
|
mIsTransient = false;
|
|
|
|
// Get the <HEAD> node, create a <TITLE> and insert it under the HEAD
|
|
nsCOMPtr<nsIDocument> document = do_QueryInterface(domDoc);
|
|
NS_ENSURE_STATE(document);
|
|
|
|
dom::Element* head = document->GetHeadElement();
|
|
NS_ENSURE_STATE(head);
|
|
|
|
bool newTitleNode = false;
|
|
uint32_t newTitleIndex = 0;
|
|
|
|
if (!titleNode)
|
|
{
|
|
// Didn't find one above: Create a new one
|
|
nsCOMPtr<nsIDOMElement>titleElement;
|
|
res = domDoc->CreateElement(NS_LITERAL_STRING("title"), getter_AddRefs(titleElement));
|
|
NS_ENSURE_SUCCESS(res, res);
|
|
NS_ENSURE_TRUE(titleElement, NS_ERROR_FAILURE);
|
|
|
|
titleNode = do_QueryInterface(titleElement);
|
|
newTitleNode = true;
|
|
|
|
// Get index so we append new title node after all existing HEAD children.
|
|
newTitleIndex = head->GetChildCount();
|
|
}
|
|
|
|
// Append a text node under the TITLE
|
|
// only if the title text isn't empty
|
|
if (titleNode && !aTitle.IsEmpty())
|
|
{
|
|
nsCOMPtr<nsIDOMText> textNode;
|
|
res = domDoc->CreateTextNode(aTitle, getter_AddRefs(textNode));
|
|
NS_ENSURE_SUCCESS(res, res);
|
|
nsCOMPtr<nsIDOMNode> newNode = do_QueryInterface(textNode);
|
|
NS_ENSURE_TRUE(newNode, NS_ERROR_FAILURE);
|
|
|
|
if (newTitleNode)
|
|
{
|
|
// Not undoable: We will insert newTitleNode below
|
|
nsCOMPtr<nsIDOMNode> resultNode;
|
|
res = titleNode->AppendChild(newNode, getter_AddRefs(resultNode));
|
|
}
|
|
else
|
|
{
|
|
// This is an undoable transaction
|
|
res = editor->InsertNode(newNode, titleNode, 0);
|
|
}
|
|
NS_ENSURE_SUCCESS(res, res);
|
|
}
|
|
|
|
if (newTitleNode)
|
|
{
|
|
// Undoable transaction to insert title+text together
|
|
res = editor->InsertNode(titleNode, head->AsDOMNode(), newTitleIndex);
|
|
}
|
|
return res;
|
|
}
|
|
|
|
NS_IMETHODIMP SetDocTitleTxn::GetTxnDescription(nsAString& aString)
|
|
{
|
|
aString.AssignLiteral("SetDocTitleTxn: ");
|
|
aString += mValue;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP SetDocTitleTxn::GetIsTransient(bool *aIsTransient)
|
|
{
|
|
NS_ENSURE_TRUE(aIsTransient, NS_ERROR_NULL_POINTER);
|
|
*aIsTransient = mIsTransient;
|
|
return NS_OK;
|
|
}
|
|
|