1 /* 2 * Copyright (C) 2010 Google Inc. All rights reserved. 3 * Copyright (C) 2011 Apple Inc. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: 8 * 9 * * Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * * Redistributions in binary form must reproduce the above 12 * copyright notice, this list of conditions and the following disclaimer 13 * in the documentation and/or other materials provided with the 14 * distribution. 15 * * Neither the name of Google Inc. nor the names of its 16 * contributors may be used to endorse or promote products derived from 17 * this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include "config.h" 33 #include "core/html/BaseButtonInputType.h" 34 35 #include "HTMLNames.h" 36 #include "core/dom/Text.h" 37 #include "core/dom/shadow/ShadowRoot.h" 38 #include "core/html/HTMLInputElement.h" 39 #include "core/rendering/RenderButton.h" 40 #include "core/rendering/RenderTextFragment.h" 41 42 namespace WebCore { 43 44 using namespace HTMLNames; 45 46 class NonSelectableText : public Text { 47 inline NonSelectableText(Document* document, const String& data) 48 : Text(document, data, CreateText) 49 { 50 } 51 52 virtual RenderText* createTextRenderer(RenderStyle*) OVERRIDE 53 { 54 return new RenderTextFragment(this, dataImpl()); 55 } 56 57 public: 58 static inline PassRefPtr<NonSelectableText> create(Document* document, const String& data) 59 { 60 return adoptRef(new NonSelectableText(document, data)); 61 } 62 }; 63 64 // ---------------------------- 65 66 void BaseButtonInputType::createShadowSubtree() 67 { 68 ASSERT(element()->userAgentShadowRoot()); 69 RefPtr<Text> text = NonSelectableText::create(element()->document(), element()->valueWithDefault()); 70 element()->userAgentShadowRoot()->appendChild(text); 71 } 72 73 void BaseButtonInputType::valueAttributeChanged() 74 { 75 toText(element()->userAgentShadowRoot()->firstChild())->setData(element()->valueWithDefault()); 76 } 77 78 bool BaseButtonInputType::shouldSaveAndRestoreFormControlState() const 79 { 80 return false; 81 } 82 83 bool BaseButtonInputType::appendFormData(FormDataList&, bool) const 84 { 85 // Buttons except overridden types are never successful. 86 return false; 87 } 88 89 RenderObject* BaseButtonInputType::createRenderer(RenderStyle*) const 90 { 91 return new RenderButton(element()); 92 } 93 94 bool BaseButtonInputType::storesValueSeparateFromAttribute() 95 { 96 return false; 97 } 98 99 void BaseButtonInputType::setValue(const String& sanitizedValue, bool, TextFieldEventBehavior) 100 { 101 element()->setAttribute(valueAttr, sanitizedValue); 102 } 103 104 } // namespace WebCore 105