| /* |
| * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved. |
| * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies) |
| * Copyright (C) 2009 Igalia S.L. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| // Copyright 2018 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "third_party/blink/renderer/core/editing/commands/insert_commands.h" |
| |
| #include "third_party/blink/renderer/core/dom/document_fragment.h" |
| #include "third_party/blink/renderer/core/editing/commands/insert_list_command.h" |
| #include "third_party/blink/renderer/core/editing/commands/replace_selection_command.h" |
| #include "third_party/blink/renderer/core/editing/commands/typing_command.h" |
| #include "third_party/blink/renderer/core/editing/editing_utilities.h" |
| #include "third_party/blink/renderer/core/editing/editor.h" |
| #include "third_party/blink/renderer/core/editing/frame_selection.h" |
| #include "third_party/blink/renderer/core/editing/selection_template.h" |
| #include "third_party/blink/renderer/core/editing/serializers/serialization.h" |
| #include "third_party/blink/renderer/core/frame/local_frame.h" |
| #include "third_party/blink/renderer/core/html/forms/text_control_element.h" |
| #include "third_party/blink/renderer/core/html/html_hr_element.h" |
| #include "third_party/blink/renderer/core/html/html_image_element.h" |
| #include "third_party/blink/renderer/core/input/event_handler.h" |
| #include "third_party/blink/renderer/platform/heap/heap.h" |
| |
| namespace blink { |
| |
| LocalFrame& InsertCommands::TargetFrame(LocalFrame& frame, Event* event) { |
| if (!event) |
| return frame; |
| const Node* node = event->target()->ToNode(); |
| if (!node) |
| return frame; |
| LocalFrame* local_frame = node->GetDocument().GetFrame(); |
| DCHECK(local_frame); |
| return *local_frame; |
| } |
| |
| bool InsertCommands::ExecuteInsertFragment(LocalFrame& frame, |
| DocumentFragment* fragment) { |
| DCHECK(frame.GetDocument()); |
| return MakeGarbageCollected<ReplaceSelectionCommand>( |
| *frame.GetDocument(), fragment, |
| ReplaceSelectionCommand::kPreventNesting, |
| InputEvent::InputType::kNone) |
| ->Apply(); |
| } |
| |
| bool InsertCommands::ExecuteInsertElement(LocalFrame& frame, |
| HTMLElement* content) { |
| DCHECK(frame.GetDocument()); |
| DocumentFragment* const fragment = |
| DocumentFragment::Create(*frame.GetDocument()); |
| DummyExceptionStateForTesting exception_state; |
| fragment->AppendChild(content, exception_state); |
| if (exception_state.HadException()) |
| return false; |
| return ExecuteInsertFragment(frame, fragment); |
| } |
| |
| bool InsertCommands::ExecuteInsertBacktab(LocalFrame& frame, |
| Event* event, |
| EditorCommandSource, |
| const String&) { |
| return TargetFrame(frame, event) |
| .GetEventHandler() |
| .HandleTextInputEvent("\t", event); |
| } |
| |
| bool InsertCommands::ExecuteInsertHorizontalRule(LocalFrame& frame, |
| Event*, |
| EditorCommandSource, |
| const String& value) { |
| DCHECK(frame.GetDocument()); |
| auto* const rule = MakeGarbageCollected<HTMLHRElement>(*frame.GetDocument()); |
| if (!value.IsEmpty()) |
| rule->SetIdAttribute(AtomicString(value)); |
| return ExecuteInsertElement(frame, rule); |
| } |
| |
| bool InsertCommands::ExecuteInsertHTML(LocalFrame& frame, |
| Event* event, |
| EditorCommandSource source, |
| const String& value) { |
| DCHECK(frame.GetDocument()); |
| DocumentFragment* fragment = |
| CreateFragmentFromMarkup(*frame.GetDocument(), value, ""); |
| if (const auto* text_control = EnclosingTextControl( |
| frame.Selection().RootEditableElementOrDocumentElement())) { |
| if (IsA<HTMLInputElement>(text_control)) { |
| UseCounter::Count(frame.GetDocument(), |
| WebFeature::kInsertHTMLCommandOnInput); |
| // We'd like to turn off HTML insertion against <input> in order to avoid |
| // creating an anonymous block as a child of |
| // LayoutNGTextControlInnerEditor. See crbug.com/1174952 |
| // |
| // |textContent()| contains the contents of <style> and <script>. |
| // It's not a reasonable behavior, but we think no one cares about |
| // the behavior of InsertHTML for <input>. |
| |
| // Set convert_brs_to_newlines for fast/forms/8250.html. |
| const bool convert_brs_to_newlines = true; |
| return ExecuteInsertText(frame, event, source, |
| fragment->textContent(convert_brs_to_newlines)); |
| } else { |
| UseCounter::Count(frame.GetDocument(), |
| WebFeature::kInsertHTMLCommandOnTextarea); |
| } |
| } else { |
| if (Node* anchor = |
| frame.Selection().GetSelectionInDOMTree().Base().AnchorNode()) { |
| if (HasEditableStyle(*anchor) && !HasRichlyEditableStyle(*anchor)) { |
| UseCounter::Count(frame.GetDocument(), |
| WebFeature::kInsertHTMLCommandOnReadWritePlainText); |
| } |
| } |
| } |
| return ExecuteInsertFragment(frame, fragment); |
| } |
| |
| bool InsertCommands::ExecuteInsertImage(LocalFrame& frame, |
| Event*, |
| EditorCommandSource, |
| const String& value) { |
| DCHECK(frame.GetDocument()); |
| auto* const image = |
| MakeGarbageCollected<HTMLImageElement>(*frame.GetDocument()); |
| if (!value.IsEmpty()) |
| image->setAttribute(html_names::kSrcAttr, AtomicString(value)); |
| return ExecuteInsertElement(frame, image); |
| } |
| |
| bool InsertCommands::ExecuteInsertLineBreak(LocalFrame& frame, |
| Event* event, |
| EditorCommandSource source, |
| const String&) { |
| switch (source) { |
| case EditorCommandSource::kMenuOrKeyBinding: |
| return TargetFrame(frame, event) |
| .GetEventHandler() |
| .HandleTextInputEvent("\n", event, kTextEventInputLineBreak); |
| case EditorCommandSource::kDOM: |
| // Doesn't scroll to make the selection visible, or modify the kill ring. |
| // InsertLineBreak is not implemented in IE or Firefox, so this behavior |
| // is only needed for backward compatibility with ourselves, and for |
| // consistency with other commands. |
| DCHECK(frame.GetDocument()); |
| return TypingCommand::InsertLineBreak(*frame.GetDocument()); |
| } |
| NOTREACHED(); |
| return false; |
| } |
| |
| bool InsertCommands::ExecuteInsertNewline(LocalFrame& frame, |
| Event* event, |
| EditorCommandSource, |
| const String&) { |
| const LocalFrame& target_frame = TargetFrame(frame, event); |
| return target_frame.GetEventHandler().HandleTextInputEvent( |
| "\n", event, |
| target_frame.GetEditor().CanEditRichly() ? kTextEventInputKeyboard |
| : kTextEventInputLineBreak); |
| } |
| |
| bool InsertCommands::ExecuteInsertNewlineInQuotedContent(LocalFrame& frame, |
| Event*, |
| EditorCommandSource, |
| const String&) { |
| DCHECK(frame.GetDocument()); |
| return TypingCommand::InsertParagraphSeparatorInQuotedContent( |
| *frame.GetDocument()); |
| } |
| |
| bool InsertCommands::ExecuteInsertOrderedList(LocalFrame& frame, |
| Event*, |
| EditorCommandSource, |
| const String&) { |
| DCHECK(frame.GetDocument()); |
| return MakeGarbageCollected<InsertListCommand>( |
| *frame.GetDocument(), InsertListCommand::kOrderedList) |
| ->Apply(); |
| } |
| |
| bool InsertCommands::ExecuteInsertParagraph(LocalFrame& frame, |
| Event*, |
| EditorCommandSource, |
| const String&) { |
| DCHECK(frame.GetDocument()); |
| return TypingCommand::InsertParagraphSeparator(*frame.GetDocument()); |
| } |
| |
| bool InsertCommands::ExecuteInsertTab(LocalFrame& frame, |
| Event* event, |
| EditorCommandSource, |
| const String&) { |
| return TargetFrame(frame, event) |
| .GetEventHandler() |
| .HandleTextInputEvent("\t", event); |
| } |
| |
| bool InsertCommands::ExecuteInsertText(LocalFrame& frame, |
| Event*, |
| EditorCommandSource, |
| const String& value) { |
| DCHECK(frame.GetDocument()); |
| TypingCommand::InsertText(*frame.GetDocument(), value, 0); |
| return true; |
| } |
| |
| bool InsertCommands::ExecuteInsertUnorderedList(LocalFrame& frame, |
| Event*, |
| EditorCommandSource, |
| const String&) { |
| DCHECK(frame.GetDocument()); |
| return MakeGarbageCollected<InsertListCommand>( |
| *frame.GetDocument(), InsertListCommand::kUnorderedList) |
| ->Apply(); |
| } |
| |
| } // namespace blink |