зеркало из https://github.com/mozilla/gecko-dev.git
Bug 1260651 part.27 Rename PlaceholderTxn to mozilla::PlaceholderTransaction (and their files too) r=mccr8
MozReview-Commit-ID: F6DeWadjTmP --HG-- rename : editor/libeditor/PlaceholderTxn.cpp => editor/libeditor/PlaceholderTransaction.cpp rename : editor/libeditor/PlaceholderTxn.h => editor/libeditor/PlaceholderTransaction.h
This commit is contained in:
Masayuki Nakano
Родитель
658478a3fc
Коммит
9a3758b103
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@ -3,7 +3,7 @@
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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 "PlaceholderTxn.h"
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#include "PlaceholderTransaction.h"
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#include "CompositionTransaction.h"
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#include "mozilla/dom/Selection.h"
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@ -11,10 +11,11 @@
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#include "nsGkAtoms.h"
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#include "nsQueryObject.h"
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using namespace mozilla;
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using namespace mozilla::dom;
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namespace mozilla {
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PlaceholderTxn::PlaceholderTxn()
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using namespace dom;
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PlaceholderTransaction::PlaceholderTransaction()
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: mAbsorb(true)
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, mForwarding(nullptr)
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, mCompositionTransaction(nullptr)
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@ -23,13 +24,13 @@ PlaceholderTxn::PlaceholderTxn()
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{
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}
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PlaceholderTxn::~PlaceholderTxn()
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PlaceholderTransaction::~PlaceholderTransaction()
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{
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}
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NS_IMPL_CYCLE_COLLECTION_CLASS(PlaceholderTxn)
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NS_IMPL_CYCLE_COLLECTION_CLASS(PlaceholderTransaction)
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NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(PlaceholderTxn,
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NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(PlaceholderTransaction,
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EditAggregateTxn)
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if (tmp->mStartSel) {
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ImplCycleCollectionUnlink(*tmp->mStartSel);
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@ -37,7 +38,7 @@ NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(PlaceholderTxn,
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NS_IMPL_CYCLE_COLLECTION_UNLINK(mEndSel);
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NS_IMPL_CYCLE_COLLECTION_UNLINK_END
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(PlaceholderTxn,
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(PlaceholderTransaction,
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EditAggregateTxn)
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if (tmp->mStartSel) {
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ImplCycleCollectionTraverse(cb, *tmp->mStartSel, "mStartSel", 0);
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@ -45,16 +46,17 @@ NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(PlaceholderTxn,
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mEndSel);
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(PlaceholderTxn)
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(PlaceholderTransaction)
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NS_INTERFACE_MAP_ENTRY(nsIAbsorbingTransaction)
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NS_INTERFACE_MAP_ENTRY(nsISupportsWeakReference)
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NS_INTERFACE_MAP_END_INHERITING(EditAggregateTxn)
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NS_IMPL_ADDREF_INHERITED(PlaceholderTxn, EditAggregateTxn)
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NS_IMPL_RELEASE_INHERITED(PlaceholderTxn, EditAggregateTxn)
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NS_IMPL_ADDREF_INHERITED(PlaceholderTransaction, EditAggregateTxn)
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NS_IMPL_RELEASE_INHERITED(PlaceholderTransaction, EditAggregateTxn)
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NS_IMETHODIMP
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PlaceholderTxn::Init(nsIAtom* aName, nsSelectionState* aSelState,
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PlaceholderTransaction::Init(nsIAtom* aName,
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nsSelectionState* aSelState,
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nsEditor* aEditor)
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{
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NS_ENSURE_TRUE(aEditor && aSelState, NS_ERROR_NULL_POINTER);
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@ -65,12 +67,14 @@ PlaceholderTxn::Init(nsIAtom* aName, nsSelectionState* aSelState,
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return NS_OK;
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}
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NS_IMETHODIMP PlaceholderTxn::DoTransaction(void)
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NS_IMETHODIMP
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PlaceholderTransaction::DoTransaction()
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{
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return NS_OK;
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}
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NS_IMETHODIMP PlaceholderTxn::UndoTransaction(void)
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NS_IMETHODIMP
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PlaceholderTransaction::UndoTransaction()
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{
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// undo txns
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nsresult res = EditAggregateTxn::UndoTransaction();
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@ -84,8 +88,8 @@ NS_IMETHODIMP PlaceholderTxn::UndoTransaction(void)
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return mStartSel->RestoreSelection(selection);
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}
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NS_IMETHODIMP PlaceholderTxn::RedoTransaction(void)
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NS_IMETHODIMP
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PlaceholderTransaction::RedoTransaction()
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{
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// redo txns
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nsresult res = EditAggregateTxn::RedoTransaction();
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@ -98,7 +102,9 @@ NS_IMETHODIMP PlaceholderTxn::RedoTransaction(void)
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}
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NS_IMETHODIMP PlaceholderTxn::Merge(nsITransaction *aTransaction, bool *aDidMerge)
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NS_IMETHODIMP
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PlaceholderTransaction::Merge(nsITransaction* aTransaction,
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bool* aDidMerge)
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{
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NS_ENSURE_TRUE(aDidMerge && aTransaction, NS_ERROR_NULL_POINTER);
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@ -193,9 +199,10 @@ NS_IMETHODIMP PlaceholderTxn::Merge(nsITransaction *aTransaction, bool *aDidMerg
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return NS_OK;
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}
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NS_IMETHODIMP PlaceholderTxn::GetTxnDescription(nsAString& aString)
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NS_IMETHODIMP
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PlaceholderTransaction::GetTxnDescription(nsAString& aString)
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{
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aString.AssignLiteral("PlaceholderTxn: ");
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aString.AssignLiteral("PlaceholderTransaction: ");
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if (mName)
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{
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@ -207,12 +214,15 @@ NS_IMETHODIMP PlaceholderTxn::GetTxnDescription(nsAString& aString)
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return NS_OK;
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}
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NS_IMETHODIMP PlaceholderTxn::GetTxnName(nsIAtom **aName)
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NS_IMETHODIMP
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PlaceholderTransaction::GetTxnName(nsIAtom** aName)
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{
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return GetName(aName);
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}
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NS_IMETHODIMP PlaceholderTxn::StartSelectionEquals(nsSelectionState *aSelState, bool *aResult)
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NS_IMETHODIMP
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PlaceholderTransaction::StartSelectionEquals(nsSelectionState* aSelState,
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bool* aResult)
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{
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// determine if starting selection matches the given selection state.
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// note that we only care about collapsed selections.
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@ -226,7 +236,8 @@ NS_IMETHODIMP PlaceholderTxn::StartSelectionEquals(nsSelectionState *aSelState,
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return NS_OK;
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}
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NS_IMETHODIMP PlaceholderTxn::EndPlaceHolderBatch()
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NS_IMETHODIMP
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PlaceholderTransaction::EndPlaceHolderBatch()
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{
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mAbsorb = false;
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@ -240,19 +251,23 @@ NS_IMETHODIMP PlaceholderTxn::EndPlaceHolderBatch()
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return RememberEndingSelection();
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}
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NS_IMETHODIMP PlaceholderTxn::ForwardEndBatchTo(nsIAbsorbingTransaction *aForwardingAddress)
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NS_IMETHODIMP
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PlaceholderTransaction::ForwardEndBatchTo(
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nsIAbsorbingTransaction* aForwardingAddress)
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{
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mForwarding = do_GetWeakReference(aForwardingAddress);
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return NS_OK;
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}
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NS_IMETHODIMP PlaceholderTxn::Commit()
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NS_IMETHODIMP
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PlaceholderTransaction::Commit()
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{
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mCommitted = true;
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return NS_OK;
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}
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nsresult PlaceholderTxn::RememberEndingSelection()
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nsresult
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PlaceholderTransaction::RememberEndingSelection()
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{
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RefPtr<Selection> selection = mEditor->GetSelection();
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NS_ENSURE_TRUE(selection, NS_ERROR_NULL_POINTER);
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@ -260,3 +275,4 @@ nsresult PlaceholderTxn::RememberEndingSelection()
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return NS_OK;
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}
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} // namespace mozilla
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@ -0,0 +1,92 @@
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/* -*- 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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#ifndef PlaceholderTransaction_h
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#define PlaceholderTransaction_h
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#include "EditAggregateTxn.h"
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#include "EditorUtils.h"
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#include "nsIAbsorbingTransaction.h"
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#include "nsIDOMNode.h"
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#include "nsCOMPtr.h"
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#include "nsWeakPtr.h"
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#include "nsWeakReference.h"
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#include "nsAutoPtr.h"
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namespace mozilla {
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class CompositionTransaction;
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/**
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* An aggregate transaction that knows how to absorb all subsequent
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* transactions with the same name. This transaction does not "Do" anything.
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* But it absorbs other transactions via merge, and can undo/redo the
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* transactions it has absorbed.
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*/
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class PlaceholderTransaction final : public EditAggregateTxn,
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public nsIAbsorbingTransaction,
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public nsSupportsWeakReference
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{
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public:
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NS_DECL_ISUPPORTS_INHERITED
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PlaceholderTransaction();
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NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(PlaceholderTransaction,
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EditAggregateTxn)
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// ------------ EditAggregateTxn -----------------------
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NS_DECL_EDITTXN
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NS_IMETHOD RedoTransaction() override;
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NS_IMETHOD Merge(nsITransaction* aTransaction, bool* aDidMerge) override;
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// ------------ nsIAbsorbingTransaction -----------------------
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NS_IMETHOD Init(nsIAtom* aName, nsSelectionState* aSelState,
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nsEditor* aEditor) override;
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NS_IMETHOD GetTxnName(nsIAtom** aName) override;
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NS_IMETHOD StartSelectionEquals(nsSelectionState* aSelState,
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bool* aResult) override;
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NS_IMETHOD EndPlaceHolderBatch() override;
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NS_IMETHOD ForwardEndBatchTo(
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nsIAbsorbingTransaction* aForwardingAddress) override;
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NS_IMETHOD Commit() override;
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nsresult RememberEndingSelection();
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protected:
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virtual ~PlaceholderTransaction();
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// Do we auto absorb any and all transaction?
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bool mAbsorb;
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nsWeakPtr mForwarding;
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// First IME txn in this placeholder - used for IME merging.
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mozilla::CompositionTransaction* mCompositionTransaction;
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// Do we stop auto absorbing any matching placeholder transactions?
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bool mCommitted;
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// These next two members store the state of the selection in a safe way.
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// Selection at the start of the transaction is stored, as is the selection
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// at the end. This is so that UndoTransaction() and RedoTransaction() can
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// restore the selection properly.
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// Use a pointer because this is constructed before we exist.
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nsAutoPtr<nsSelectionState> mStartSel;
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nsSelectionState mEndSel;
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// The editor for this transaction.
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nsEditor* mEditor;
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};
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} // namespace mozilla
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#endif // #ifndef PlaceholderTransaction_h
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@ -1,83 +0,0 @@
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/* -*- 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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#ifndef AggregatePlaceholderTxn_h__
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#define AggregatePlaceholderTxn_h__
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#include "EditAggregateTxn.h"
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#include "EditorUtils.h"
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#include "nsIAbsorbingTransaction.h"
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#include "nsIDOMNode.h"
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#include "nsCOMPtr.h"
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#include "nsWeakPtr.h"
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#include "nsWeakReference.h"
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#include "nsAutoPtr.h"
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namespace mozilla {
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class CompositionTransaction;
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} // namespace mozilla
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/**
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* An aggregate transaction that knows how to absorb all subsequent
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* transactions with the same name. This transaction does not "Do" anything.
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* But it absorbs other transactions via merge, and can undo/redo the
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* transactions it has absorbed.
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*/
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class PlaceholderTxn : public EditAggregateTxn,
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public nsIAbsorbingTransaction,
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public nsSupportsWeakReference
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{
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public:
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NS_DECL_ISUPPORTS_INHERITED
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PlaceholderTxn();
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NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(PlaceholderTxn, EditAggregateTxn)
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// ------------ EditAggregateTxn -----------------------
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NS_DECL_EDITTXN
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NS_IMETHOD RedoTransaction() override;
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NS_IMETHOD Merge(nsITransaction *aTransaction, bool *aDidMerge) override;
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// ------------ nsIAbsorbingTransaction -----------------------
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NS_IMETHOD Init(nsIAtom* aName, nsSelectionState* aSelState,
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nsEditor* aEditor) override;
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NS_IMETHOD GetTxnName(nsIAtom **aName) override;
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NS_IMETHOD StartSelectionEquals(nsSelectionState *aSelState, bool *aResult) override;
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NS_IMETHOD EndPlaceHolderBatch() override;
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NS_IMETHOD ForwardEndBatchTo(nsIAbsorbingTransaction *aForwardingAddress) override;
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NS_IMETHOD Commit() override;
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nsresult RememberEndingSelection();
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protected:
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virtual ~PlaceholderTxn();
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/** the presentation shell, which we'll need to get the selection */
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bool mAbsorb; // do we auto absorb any and all transaction?
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nsWeakPtr mForwarding;
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// First IME txn in this placeholder - used for IME merging.
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mozilla::CompositionTransaction* mCompositionTransaction;
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// non-owning for now - can't nsCOMPtr it due to broken transaction interfaces
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bool mCommitted; // do we stop auto absorbing any matching placeholder txns?
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// these next two members store the state of the selection in a safe way.
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// selection at the start of the txn is stored, as is the selection at the end.
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// This is so that UndoTransaction() and RedoTransaction() can restore the
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// selection properly.
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nsAutoPtr<nsSelectionState> mStartSel; // use a pointer because this is constructed before we exist
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nsSelectionState mEndSel;
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nsEditor* mEditor; /** the editor for this transaction */
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};
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#endif
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@ -52,7 +52,7 @@ UNIFIED_SOURCES += [
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'nsTextEditRules.cpp',
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'nsTextEditRulesBidi.cpp',
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'nsWSRunObject.cpp',
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'PlaceholderTxn.cpp',
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'PlaceholderTransaction.cpp',
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'SetDocTitleTxn.cpp',
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'SplitNodeTxn.cpp',
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'TextEditorTest.cpp',
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@ -22,7 +22,7 @@
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#include "InsertNodeTransaction.h" // for InsertNodeTransaction
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#include "InsertTextTransaction.h" // for InsertTextTransaction
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#include "JoinNodeTransaction.h" // for JoinNodeTransaction
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#include "PlaceholderTxn.h" // for PlaceholderTxn
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#include "PlaceholderTransaction.h" // for PlaceholderTransaction
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#include "SplitNodeTxn.h" // for SplitNodeTxn
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#include "TextEditUtils.h" // for TextEditUtils
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#include "mozFlushType.h" // for mozFlushType::Flush_Frames
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@ -672,29 +672,31 @@ NS_IMETHODIMP
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nsEditor::DoTransaction(nsITransaction* aTxn)
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{
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if (mPlaceHolderBatch && !mPlaceHolderTxn) {
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nsCOMPtr<nsIAbsorbingTransaction> plcTxn = new PlaceholderTxn();
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nsCOMPtr<nsIAbsorbingTransaction> placeholderTransaction =
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new PlaceholderTransaction();
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// save off weak reference to placeholder txn
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mPlaceHolderTxn = do_GetWeakReference(plcTxn);
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plcTxn->Init(mPlaceHolderName, mSelState, this);
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// Save off weak reference to placeholder transaction
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mPlaceHolderTxn = do_GetWeakReference(placeholderTransaction);
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placeholderTransaction->Init(mPlaceHolderName, mSelState, this);
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// placeholder txn took ownership of this pointer
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mSelState = nullptr;
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// QI to an nsITransaction since that's what DoTransaction() expects
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nsCOMPtr<nsITransaction> theTxn = do_QueryInterface(plcTxn);
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// we will recurse, but will not hit this case in the nested call
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DoTransaction(theTxn);
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nsCOMPtr<nsITransaction> transaction =
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do_QueryInterface(placeholderTransaction);
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// We will recurse, but will not hit this case in the nested call
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DoTransaction(transaction);
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if (mTxnMgr) {
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nsCOMPtr<nsITransaction> topTxn = mTxnMgr->PeekUndoStack();
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if (topTxn) {
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plcTxn = do_QueryInterface(topTxn);
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if (plcTxn) {
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placeholderTransaction = do_QueryInterface(topTxn);
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if (placeholderTransaction) {
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// there is a placeholder transaction on top of the undo stack. It
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// is either the one we just created, or an earlier one that we are
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// now merging into. From here on out remember this placeholder
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// instead of the one we just created.
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mPlaceHolderTxn = do_GetWeakReference(plcTxn);
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mPlaceHolderTxn = do_GetWeakReference(placeholderTransaction);
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}
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}
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}
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