| /* |
| * Copyright (C) 2019 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 INC. AND ITS CONTRIBUTORS ``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 INC. OR ITS 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. |
| */ |
| |
| #include "config.h" |
| #include "WebPage.h" |
| |
| #include "EditorState.h" |
| #include "InputMethodState.h" |
| #include "UserMessage.h" |
| #include "WebKitExtensionManager.h" |
| #include "WebKitUserMessage.h" |
| #include "WebKitWebExtension.h" |
| #include "WebKitWebPagePrivate.h" |
| #include "WebPageProxyMessages.h" |
| #include <WebCore/Editor.h> |
| #include <WebCore/Frame.h> |
| #include <WebCore/FrameView.h> |
| #include <WebCore/HTMLInputElement.h> |
| #include <WebCore/HTMLTextAreaElement.h> |
| #include <WebCore/TextIterator.h> |
| #include <WebCore/VisiblePosition.h> |
| #include <WebCore/VisibleUnits.h> |
| |
| namespace WebKit { |
| using namespace WebCore; |
| |
| void WebPage::sendMessageToWebExtensionWithReply(UserMessage&& message, CompletionHandler<void(UserMessage&&)>&& completionHandler) |
| { |
| auto* extension = WebKitExtensionManager::singleton().extension(); |
| if (!extension) { |
| completionHandler(UserMessage(message.name, WEBKIT_USER_MESSAGE_UNHANDLED_MESSAGE)); |
| return; |
| } |
| |
| auto* page = webkit_web_extension_get_page(extension, m_identifier.toUInt64()); |
| if (!page) { |
| completionHandler(UserMessage(message.name, WEBKIT_USER_MESSAGE_UNHANDLED_MESSAGE)); |
| return; |
| } |
| |
| webkitWebPageDidReceiveUserMessage(page, WTFMove(message), WTFMove(completionHandler)); |
| } |
| |
| void WebPage::sendMessageToWebExtension(UserMessage&& message) |
| { |
| sendMessageToWebExtensionWithReply(WTFMove(message), [](UserMessage&&) { }); |
| } |
| |
| void WebPage::platformEditorState(Frame& frame, EditorState& result, IncludePostLayoutDataHint shouldIncludePostLayoutData) const |
| { |
| if (shouldIncludePostLayoutData == IncludePostLayoutDataHint::No || !frame.view() || frame.view()->needsLayout()) { |
| result.isMissingPostLayoutData = true; |
| return; |
| } |
| |
| auto& postLayoutData = result.postLayoutData(); |
| postLayoutData.caretRectAtStart = frame.selection().absoluteCaretBounds(); |
| |
| const VisibleSelection& selection = frame.selection().selection(); |
| if (selection.isNone()) |
| return; |
| |
| #if PLATFORM(GTK) |
| const Editor& editor = frame.editor(); |
| if (selection.isRange()) { |
| if (editor.selectionHasStyle(CSSPropertyFontWeight, "bold") == TrueTriState) |
| postLayoutData.typingAttributes |= AttributeBold; |
| if (editor.selectionHasStyle(CSSPropertyFontStyle, "italic") == TrueTriState) |
| postLayoutData.typingAttributes |= AttributeItalics; |
| if (editor.selectionHasStyle(CSSPropertyWebkitTextDecorationsInEffect, "underline") == TrueTriState) |
| postLayoutData.typingAttributes |= AttributeUnderline; |
| if (editor.selectionHasStyle(CSSPropertyWebkitTextDecorationsInEffect, "line-through") == TrueTriState) |
| postLayoutData.typingAttributes |= AttributeStrikeThrough; |
| } else if (selection.isCaret()) { |
| if (editor.selectionStartHasStyle(CSSPropertyFontWeight, "bold")) |
| postLayoutData.typingAttributes |= AttributeBold; |
| if (editor.selectionStartHasStyle(CSSPropertyFontStyle, "italic")) |
| postLayoutData.typingAttributes |= AttributeItalics; |
| if (editor.selectionStartHasStyle(CSSPropertyWebkitTextDecorationsInEffect, "underline")) |
| postLayoutData.typingAttributes |= AttributeUnderline; |
| if (editor.selectionStartHasStyle(CSSPropertyWebkitTextDecorationsInEffect, "line-through")) |
| postLayoutData.typingAttributes |= AttributeStrikeThrough; |
| } |
| #endif |
| |
| if (selection.isContentEditable()) { |
| auto selectionStart = selection.visibleStart(); |
| auto paragraphStart = startOfParagraph(selectionStart); |
| auto paragraphEnd = endOfParagraph(selectionStart); |
| auto paragraphRange = makeRange(paragraphStart, paragraphEnd); |
| auto compositionRange = frame.editor().compositionRange(); |
| if (compositionRange && paragraphRange->contains(*compositionRange)) { |
| auto clonedRange = paragraphRange->cloneRange(); |
| paragraphRange->setEnd(compositionRange->startPosition()); |
| clonedRange->setStart(compositionRange->endPosition()); |
| postLayoutData.paragraphContext = plainText(paragraphRange.get()) + plainText(clonedRange.ptr()); |
| postLayoutData.paragraphContextCursorPosition = TextIterator::rangeLength(paragraphRange.get()); |
| } else { |
| postLayoutData.paragraphContext = plainText(paragraphRange.get()); |
| postLayoutData.paragraphContextCursorPosition = TextIterator::rangeLength(makeRange(paragraphStart, selectionStart).get()); |
| } |
| } |
| } |
| |
| static Optional<InputMethodState> inputMethodSateForElement(Element* element) |
| { |
| if (!element || !element->shouldUseInputMethod()) |
| return WTF::nullopt; |
| |
| InputMethodState state; |
| if (is<HTMLInputElement>(*element)) { |
| auto& inputElement = downcast<HTMLInputElement>(*element); |
| state.setPurposeForInputElement(inputElement); |
| state.addHintsForAutocapitalizeType(inputElement.autocapitalizeType()); |
| } else if (is<HTMLTextAreaElement>(*element) || (element->hasEditableStyle() && is<HTMLElement>(*element))) { |
| auto& htmlElement = downcast<HTMLElement>(*element); |
| state.setPurposeOrHintForInputMode(htmlElement.canonicalInputMode()); |
| state.addHintsForAutocapitalizeType(htmlElement.autocapitalizeType()); |
| } |
| |
| if (element->isSpellCheckingEnabled()) |
| state.hints.add(InputMethodState::Hint::Spellcheck); |
| |
| return state; |
| } |
| |
| void WebPage::setInputMethodState(Element* element) |
| { |
| auto state = inputMethodSateForElement(element); |
| if (m_inputMethodState == state) |
| return; |
| |
| m_inputMethodState = state; |
| send(Messages::WebPageProxy::SetInputMethodState(state)); |
| } |
| |
| } // namespace WebKit |