Source/WebKit2/WebProcess/WebCoreSupport/WebEditorClient.cpp

   1 /*
   2  * Copyright (C) 2010 Apple Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
  14  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
  15  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
  17  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  18  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  19  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  20  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  21  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  22  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
  23  * THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25
  26 #include "config.h"
  27 #include "WebEditorClient.h"
  28
  29 #include "EditorState.h"
  30 #include "WebCoreArgumentCoders.h"
  31 #include "WebFrameLoaderClient.h"
  32 #include "WebPage.h"
  33 #include "WebPageProxy.h"
  34 #include "WebPageProxyMessages.h"
  35 #include "WebProcess.h"
  36 #include <WebCore/ArchiveResource.h>
  37 #include <WebCore/DocumentFragment.h>
  38 #include <WebCore/FocusController.h>
  39 #include <WebCore/Frame.h>
  40 #include <WebCore/FrameView.h>
  41 #include <WebCore/HTMLInputElement.h>
  42 #include <WebCore/HTMLNames.h>
  43 #include <WebCore/HTMLTextAreaElement.h>
  44 #include <WebCore/KeyboardEvent.h>
  45 #include <WebCore/NotImplemented.h>
  46 #include <WebCore/Page.h>
  47 #include <WebCore/TextIterator.h>
  48 #include <WebCore/UndoStep.h>
  49 #include <WebCore/UserTypingGestureIndicator.h>
  50
  51 using namespace WebCore;
  52 using namespace HTMLNames;
  53
  54 namespace WebKit {
  55
  56 void WebEditorClient::pageDestroyed()
  57 {
  58     delete this;
  59 }
  60
  61 bool WebEditorClient::shouldDeleteRange(Range* range)
  62 {
  63     bool result = m_page->injectedBundleEditorClient().shouldDeleteRange(m_page, range);
  64     notImplemented();
  65     return result;
  66 }
  67
  68 #if OS(TIZEN) // https://bugs.webkit.org/show_bug.cgi?id=86615
  69 bool WebEditorClient::shouldShowDeleteInterface(HTMLElement* element)
  70 {
  71     return element->getAttribute(HTMLNames::classAttr) == "needsDeletionUI";
  72 }
  73 #else
  74 bool WebEditorClient::shouldShowDeleteInterface(HTMLElement*)
  75 {
  76     notImplemented();
  77     return false;
  78 }
  79 #endif
  80
  81 bool WebEditorClient::smartInsertDeleteEnabled()
  82 {
  83     // FIXME: Why isn't this Mac specific like toggleSmartInsertDeleteEnabled?
  84 #if PLATFORM(MAC)
  85     return m_page->isSmartInsertDeleteEnabled();
  86 #else
  87     return true;
  88 #endif
  89 }
  90
  91 bool WebEditorClient::isSelectTrailingWhitespaceEnabled()
  92 {
  93     notImplemented();
  94     return false;
  95 }
  96
  97 bool WebEditorClient::isContinuousSpellCheckingEnabled()
  98 {
  99     return WebProcess::shared().textCheckerState().isContinuousSpellCheckingEnabled;
 100 }
 101
 102 void WebEditorClient::toggleContinuousSpellChecking()
 103 {
 104     notImplemented();
 105 }
 106
 107 bool WebEditorClient::isGrammarCheckingEnabled()
 108 {
 109     return WebProcess::shared().textCheckerState().isGrammarCheckingEnabled;
 110 }
 111
 112 void WebEditorClient::toggleGrammarChecking()
 113 {
 114     notImplemented();
 115 }
 116
 117 int WebEditorClient::spellCheckerDocumentTag()
 118 {
 119     notImplemented();
 120     return false;
 121 }
 122
 123 bool WebEditorClient::shouldBeginEditing(Range* range)
 124 {
 125     bool result = m_page->injectedBundleEditorClient().shouldBeginEditing(m_page, range);
 126     notImplemented();
 127     return result;
 128 }
 129
 130 bool WebEditorClient::shouldEndEditing(Range* range)
 131 {
 132     bool result = m_page->injectedBundleEditorClient().shouldEndEditing(m_page, range);
 133     notImplemented();
 134     return result;
 135 }
 136
 137 bool WebEditorClient::shouldInsertNode(Node* node, Range* rangeToReplace, EditorInsertAction action)
 138 {
 139     bool result = m_page->injectedBundleEditorClient().shouldInsertNode(m_page, node, rangeToReplace, action);
 140     notImplemented();
 141     return result;
 142 }
 143
 144 bool WebEditorClient::shouldInsertText(const String& text, Range* rangeToReplace, EditorInsertAction action)
 145 {
 146     bool result = m_page->injectedBundleEditorClient().shouldInsertText(m_page, text.impl(), rangeToReplace, action);
 147     notImplemented();
 148     return result;
 149 }
 150
 151 bool WebEditorClient::shouldChangeSelectedRange(Range* fromRange, Range* toRange, EAffinity affinity, bool stillSelecting)
 152 {
 153     bool result = m_page->injectedBundleEditorClient().shouldChangeSelectedRange(m_page, fromRange, toRange, affinity, stillSelecting);
 154     notImplemented();
 155     return result;
 156 }
 157
 158 bool WebEditorClient::shouldApplyStyle(StylePropertySet* style, Range* range)
 159 {
 160     bool result = m_page->injectedBundleEditorClient().shouldApplyStyle(m_page, style->ensureCSSStyleDeclaration(), range);
 161     notImplemented();
 162     return result;
 163 }
 164
 165 bool WebEditorClient::shouldMoveRangeAfterDelete(Range*, Range*)
 166 {
 167     notImplemented();
 168     return true;
 169 }
 170
 171 void WebEditorClient::didBeginEditing()
 172 {
 173     // FIXME: What good is a notification name, if it's always the same?
 174     DEFINE_STATIC_LOCAL(String, WebViewDidBeginEditingNotification, ("WebViewDidBeginEditingNotification"));
 175     m_page->injectedBundleEditorClient().didBeginEditing(m_page, WebViewDidBeginEditingNotification.impl());
 176     notImplemented();
 177 }
 178
 179 void WebEditorClient::respondToChangedContents()
 180 {
 181     DEFINE_STATIC_LOCAL(String, WebViewDidChangeNotification, ("WebViewDidChangeNotification"));
 182     m_page->injectedBundleEditorClient().didChange(m_page, WebViewDidChangeNotification.impl());
 183     notImplemented();
 184 }
 185
 186 void WebEditorClient::respondToChangedSelection(Frame* frame)
 187 {
 188     DEFINE_STATIC_LOCAL(String, WebViewDidChangeSelectionNotification, ("WebViewDidChangeSelectionNotification"));
 189     m_page->injectedBundleEditorClient().didChangeSelection(m_page, WebViewDidChangeSelectionNotification.impl());
 190     if (!frame)
 191         return;
 192
 193     EditorState state = m_page->editorState();
 194 #if ENABLE(TIZEN_WEBKIT2_TEXT_SELECTION)
 195     m_page->setEditorState(state);
 196 #endif
 197
 198     m_page->send(Messages::WebPageProxy::EditorStateChanged(state));
 199
 200 #if PLATFORM(WIN)
 201     // FIXME: This should also go into the selection state.
 202     if (!frame->editor()->hasComposition() || frame->editor()->ignoreCompositionSelectionChange())
 203         return;
 204
 205     unsigned start;
 206     unsigned end;
 207     m_page->send(Messages::WebPageProxy::DidChangeCompositionSelection(frame->editor()->getCompositionSelection(start, end)));
 208 #elif PLATFORM(GTK)
 209     setSelectionPrimaryClipboardIfNeeded(frame);
 210 #endif
 211 }
 212
 213 void WebEditorClient::didEndEditing()
 214 {
 215     DEFINE_STATIC_LOCAL(String, WebViewDidEndEditingNotification, ("WebViewDidEndEditingNotification"));
 216     m_page->injectedBundleEditorClient().didEndEditing(m_page, WebViewDidEndEditingNotification.impl());
 217     notImplemented();
 218 }
 219
 220 void WebEditorClient::didWriteSelectionToPasteboard()
 221 {
 222     notImplemented();
 223 }
 224
 225 void WebEditorClient::didSetSelectionTypesForPasteboard()
 226 {
 227     notImplemented();
 228 }
 229
 230 void WebEditorClient::registerUndoStep(PassRefPtr<UndoStep> step)
 231 {
 232     // FIXME: Add assertion that the command being reapplied is the same command that is
 233     // being passed to us.
 234     if (m_page->isInRedo())
 235         return;
 236
 237     RefPtr<WebUndoStep> webStep = WebUndoStep::create(step);
 238     m_page->addWebUndoStep(webStep->stepID(), webStep.get());
 239     uint32_t editAction = static_cast<uint32_t>(webStep->step()->editingAction());
 240
 241     m_page->send(Messages::WebPageProxy::RegisterEditCommandForUndo(webStep->stepID(), editAction));
 242 }
 243
 244 void WebEditorClient::registerRedoStep(PassRefPtr<UndoStep>)
 245 {
 246 }
 247
 248 void WebEditorClient::clearUndoRedoOperations()
 249 {
 250     m_page->send(Messages::WebPageProxy::ClearAllEditCommands());
 251 }
 252
 253 bool WebEditorClient::canCopyCut(Frame*, bool defaultValue) const
 254 {
 255     return defaultValue;
 256 }
 257
 258 bool WebEditorClient::canPaste(Frame*, bool defaultValue) const
 259 {
 260     return defaultValue;
 261 }
 262
 263 bool WebEditorClient::canUndo() const
 264 {
 265     bool result = false;
 266     m_page->sendSync(Messages::WebPageProxy::CanUndoRedo(static_cast<uint32_t>(WebPageProxy::Undo)), Messages::WebPageProxy::CanUndoRedo::Reply(result));
 267     return result;
 268 }
 269
 270 bool WebEditorClient::canRedo() const
 271 {
 272     bool result = false;
 273     m_page->sendSync(Messages::WebPageProxy::CanUndoRedo(static_cast<uint32_t>(WebPageProxy::Redo)), Messages::WebPageProxy::CanUndoRedo::Reply(result));
 274     return result;
 275 }
 276
 277 void WebEditorClient::undo()
 278 {
 279     bool result = false;
 280     m_page->sendSync(Messages::WebPageProxy::ExecuteUndoRedo(static_cast<uint32_t>(WebPageProxy::Undo)), Messages::WebPageProxy::ExecuteUndoRedo::Reply(result));
 281 }
 282
 283 void WebEditorClient::redo()
 284 {
 285     bool result = false;
 286     m_page->sendSync(Messages::WebPageProxy::ExecuteUndoRedo(static_cast<uint32_t>(WebPageProxy::Redo)), Messages::WebPageProxy::ExecuteUndoRedo::Reply(result));
 287 }
 288
 289 #if !PLATFORM(GTK) && !PLATFORM(MAC) && !PLATFORM(EFL)
 290 void WebEditorClient::handleKeyboardEvent(KeyboardEvent* event)
 291 {
 292     if (m_page->handleEditingKeyboardEvent(event))
 293         event->setDefaultHandled();
 294 }
 295
 296 void WebEditorClient::handleInputMethodKeydown(KeyboardEvent*)
 297 {
 298     notImplemented();
 299 }
 300 #endif
 301
 302 void WebEditorClient::textFieldDidBeginEditing(Element* element)
 303 {
 304     if (!element->hasTagName(inputTag))
 305         return;
 306
 307     WebFrame* webFrame =  static_cast<WebFrameLoaderClient*>(element->document()->frame()->loader()->client())->webFrame();
 308     m_page->injectedBundleFormClient().textFieldDidBeginEditing(m_page, static_cast<HTMLInputElement*>(element), webFrame);
 309 }
 310
 311 void WebEditorClient::textFieldDidEndEditing(Element* element)
 312 {
 313     if (!element->hasTagName(inputTag))
 314         return;
 315
 316     WebFrame* webFrame =  static_cast<WebFrameLoaderClient*>(element->document()->frame()->loader()->client())->webFrame();
 317     m_page->injectedBundleFormClient().textFieldDidEndEditing(m_page, static_cast<HTMLInputElement*>(element), webFrame);
 318 }
 319
 320 void WebEditorClient::textDidChangeInTextField(Element* element)
 321 {
 322     if (!element->hasTagName(inputTag))
 323         return;
 324
 325 #if ENABLE(TIZEN_WEBKIT2_FORM_DATABASE)
 326     HTMLInputElement* inputElement = static_cast<HTMLInputElement*>(element);
 327     if (inputElement->shouldAutocomplete() && !(inputElement->isPasswordField()))
 328         m_page->send(Messages::WebPageProxy::TextChangeInTextField(inputElement->name(), inputElement->value()));
 329 #endif
 330
 331     if (!UserTypingGestureIndicator::processingUserTypingGesture() || UserTypingGestureIndicator::focusedElementAtGestureStart() != element)
 332         return;
 333
 334     WebFrame* webFrame =  static_cast<WebFrameLoaderClient*>(element->document()->frame()->loader()->client())->webFrame();
 335     m_page->injectedBundleFormClient().textDidChangeInTextField(m_page, static_cast<HTMLInputElement*>(element), webFrame);
 336 }
 337
 338 void WebEditorClient::textDidChangeInTextArea(Element* element)
 339 {
 340     if (!element->hasTagName(textareaTag))
 341         return;
 342
 343     WebFrame* webFrame =  static_cast<WebFrameLoaderClient*>(element->document()->frame()->loader()->client())->webFrame();
 344     m_page->injectedBundleFormClient().textDidChangeInTextArea(m_page, static_cast<HTMLTextAreaElement*>(element), webFrame);
 345 }
 346
 347 static bool getActionTypeForKeyEvent(KeyboardEvent* event, WKInputFieldActionType& type)
 348 {
 349     String key = event->keyIdentifier();
 350     if (key == "Up")
 351         type = WKInputFieldActionTypeMoveUp;
 352     else if (key == "Down")
 353         type = WKInputFieldActionTypeMoveDown;
 354     else if (key == "U+001B")
 355         type = WKInputFieldActionTypeCancel;
 356     else if (key == "U+0009") {
 357         if (event->shiftKey())
 358             type = WKInputFieldActionTypeInsertBacktab;
 359         else
 360             type = WKInputFieldActionTypeInsertTab;
 361     } else if (key == "Enter")
 362         type = WKInputFieldActionTypeInsertNewline;
 363     else
 364         return false;
 365
 366     return true;
 367 }
 368
 369 bool WebEditorClient::doTextFieldCommandFromEvent(Element* element, KeyboardEvent* event)
 370 {
 371     if (!element->hasTagName(inputTag))
 372         return false;
 373
 374     WKInputFieldActionType actionType = static_cast<WKInputFieldActionType>(0);
 375     if (!getActionTypeForKeyEvent(event, actionType))
 376         return false;
 377
 378     WebFrame* webFrame =  static_cast<WebFrameLoaderClient*>(element->document()->frame()->loader()->client())->webFrame();
 379     return m_page->injectedBundleFormClient().shouldPerformActionInTextField(m_page, static_cast<HTMLInputElement*>(element), actionType, webFrame);
 380 }
 381
 382 void WebEditorClient::textWillBeDeletedInTextField(Element* element)
 383 {
 384     if (!element->hasTagName(inputTag))
 385         return;
 386
 387     WebFrame* webFrame =  static_cast<WebFrameLoaderClient*>(element->document()->frame()->loader()->client())->webFrame();
 388     m_page->injectedBundleFormClient().shouldPerformActionInTextField(m_page, static_cast<HTMLInputElement*>(element), WKInputFieldActionTypeInsertDelete, webFrame);
 389 }
 390
 391 bool WebEditorClient::shouldEraseMarkersAfterChangeSelection(WebCore::TextCheckingType type) const
 392 {
 393     // This prevents erasing spelling markers on OS X Lion or later to match AppKit on these Mac OS X versions.
 394 #if PLATFORM(MAC) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1070
 395     return type != TextCheckingTypeSpelling;
 396 #else
 397     return true;
 398 #endif
 399 }
 400
 401 void WebEditorClient::ignoreWordInSpellDocument(const String& word)
 402 {
 403     m_page->send(Messages::WebPageProxy::IgnoreWord(word));
 404 }
 405
 406 void WebEditorClient::learnWord(const String& word)
 407 {
 408     m_page->send(Messages::WebPageProxy::LearnWord(word));
 409 }
 410
 411 void WebEditorClient::checkSpellingOfString(const UChar* text, int length, int* misspellingLocation, int* misspellingLength)
 412 {
 413     int32_t resultLocation = -1;
 414     int32_t resultLength = 0;
 415     // FIXME: It would be nice if we wouldn't have to copy the text here.
 416     m_page->sendSync(Messages::WebPageProxy::CheckSpellingOfString(String(text, length)),
 417         Messages::WebPageProxy::CheckSpellingOfString::Reply(resultLocation, resultLength));
 418     *misspellingLocation = resultLocation;
 419     *misspellingLength = resultLength;
 420 }
 421
 422 String WebEditorClient::getAutoCorrectSuggestionForMisspelledWord(const String&)
 423 {
 424     notImplemented();
 425     return String();
 426 }
 427
 428 void WebEditorClient::checkGrammarOfString(const UChar* text, int length, Vector<WebCore::GrammarDetail>& grammarDetails, int* badGrammarLocation, int* badGrammarLength)
 429 {
 430     int32_t resultLocation = -1;
 431     int32_t resultLength = 0;
 432     // FIXME: It would be nice if we wouldn't have to copy the text here.
 433     m_page->sendSync(Messages::WebPageProxy::CheckGrammarOfString(String(text, length)),
 434         Messages::WebPageProxy::CheckGrammarOfString::Reply(grammarDetails, resultLocation, resultLength));
 435     *badGrammarLocation = resultLocation;
 436     *badGrammarLength = resultLength;
 437 }
 438
 439 void WebEditorClient::updateSpellingUIWithGrammarString(const String& badGrammarPhrase, const GrammarDetail& grammarDetail)
 440 {
 441     m_page->send(Messages::WebPageProxy::UpdateSpellingUIWithGrammarString(badGrammarPhrase, grammarDetail));
 442 }
 443
 444 void WebEditorClient::updateSpellingUIWithMisspelledWord(const String& misspelledWord)
 445 {
 446     m_page->send(Messages::WebPageProxy::UpdateSpellingUIWithMisspelledWord(misspelledWord));
 447 }
 448
 449 void WebEditorClient::showSpellingUI(bool)
 450 {
 451     notImplemented();
 452 }
 453
 454 bool WebEditorClient::spellingUIIsShowing()
 455 {
 456     bool isShowing = false;
 457     m_page->sendSync(Messages::WebPageProxy::SpellingUIIsShowing(), Messages::WebPageProxy::SpellingUIIsShowing::Reply(isShowing));
 458     return isShowing;
 459 }
 460
 461 void WebEditorClient::getGuessesForWord(const String& word, const String& context, Vector<String>& guesses)
 462 {
 463     m_page->sendSync(Messages::WebPageProxy::GetGuessesForWord(word, context), Messages::WebPageProxy::GetGuessesForWord::Reply(guesses));
 464 }
 465
 466 void WebEditorClient::willSetInputMethodState()
 467 {
 468     notImplemented();
 469 }
 470
 471 void WebEditorClient::setInputMethodState(bool active)
 472 {
 473 #if ENABLE(TIZEN_ISF_PORT)
 474     m_page->send(Messages::WebPageProxy::SetInputMethodState(active));
 475     return;
 476 #endif
 477     notImplemented();
 478 }
 479
 480 void WebEditorClient::requestCheckingOfString(WTF::PassRefPtr<WebCore::TextCheckingRequest>)
 481 {
 482     notImplemented();
 483 }
 484
 485 } // namespace WebKit