1 /* 2 * Copyright (C) 2009 Google 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 are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #ifndef SpellCheckerClientImpl_h 32 #define SpellCheckerClientImpl_h 33 34 #include "core/page/SpellCheckerClient.h" 35 #include "platform/heap/Handle.h" 36 #include "platform/text/TextCheckerClient.h" 37 38 namespace blink { 39 40 class LocalFrame; 41 class HTMLInputElement; 42 class WebViewImpl; 43 44 class SpellCheckerClientImpl FINAL : public SpellCheckerClient, public TextCheckerClient { 45 public: 46 explicit SpellCheckerClientImpl(WebViewImpl*); 47 48 virtual ~SpellCheckerClientImpl(); 49 50 virtual bool isContinuousSpellCheckingEnabled() OVERRIDE; 51 virtual void toggleContinuousSpellChecking() OVERRIDE; 52 virtual bool isGrammarCheckingEnabled() OVERRIDE; 53 virtual bool shouldEraseMarkersAfterChangeSelection(TextCheckingType) const OVERRIDE; 54 virtual void checkSpellingOfString(const String&, int* misspellingLocation, int* misspellingLength) OVERRIDE; 55 virtual void checkGrammarOfString(const String&, WTF::Vector<GrammarDetail>&, 56 int* badGrammarLocation, int* badGrammarLength) OVERRIDE; 57 virtual WTF::String getAutoCorrectSuggestionForMisspelledWord(const WTF::String&) OVERRIDE; 58 virtual void updateSpellingUIWithMisspelledWord(const WTF::String&) OVERRIDE; 59 virtual void showSpellingUI(bool show) OVERRIDE; 60 virtual bool spellingUIIsShowing() OVERRIDE; 61 virtual void requestCheckingOfString(PassRefPtrWillBeRawPtr<TextCheckingRequest>) OVERRIDE; 62 textChecker()63 virtual TextCheckerClient& textChecker() OVERRIDE { return *this; } 64 65 private: 66 // Returns whether or not the focused control needs spell-checking. 67 // Currently, this function just retrieves the focused node and determines 68 // whether or not it is a <textarea> element or an element whose 69 // contenteditable attribute is true. 70 // FIXME: Bug 740540: This code just implements the default behavior 71 // proposed in this issue. We should also retrieve "spellcheck" attributes 72 // for text fields and create a flag to over-write the default behavior. 73 bool shouldSpellcheckByDefault(); 74 75 WebViewImpl* m_webView; 76 77 // This flag is set to false if spell check for this editor is manually 78 // turned off. The default setting is SpellCheckAutomatic. 79 enum { 80 SpellCheckAutomatic, 81 SpellCheckForcedOn, 82 SpellCheckForcedOff 83 } m_spellCheckThisFieldStatus; 84 }; 85 86 } // namespace blink 87 88 #endif 89