1 /* 2 * Copyright (C) 2010, 2012 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/forms/BaseClickableWithKeyInputType.h" 34 35 #include "core/events/KeyboardEvent.h" 36 #include "core/html/HTMLInputElement.h" 37 38 namespace blink { 39 40 using namespace HTMLNames; 41 42 void BaseClickableWithKeyInputType::handleKeydownEvent(HTMLInputElement& element, KeyboardEvent* event) 43 { 44 const String& key = event->keyIdentifier(); 45 if (key == "U+0020") { 46 element.setActive(true); 47 // No setDefaultHandled(), because IE dispatches a keypress in this case 48 // and the caller will only dispatch a keypress if we don't call setDefaultHandled(). 49 } 50 } 51 52 void BaseClickableWithKeyInputType::handleKeypressEvent(HTMLInputElement& element, KeyboardEvent* event) 53 { 54 int charCode = event->charCode(); 55 if (charCode == '\r') { 56 element.dispatchSimulatedClick(event); 57 event->setDefaultHandled(); 58 return; 59 } 60 if (charCode == ' ') { 61 // Prevent scrolling down the page. 62 event->setDefaultHandled(); 63 } 64 } 65 66 void BaseClickableWithKeyInputType::handleKeyupEvent(InputType& inputType, KeyboardEvent* event) 67 { 68 const String& key = event->keyIdentifier(); 69 if (key != "U+0020") 70 return; 71 // Simulate mouse click for spacebar for button types. 72 inputType.dispatchSimulatedClickIfActive(event); 73 } 74 75 // FIXME: Could share this with BaseCheckableInputType and RangeInputType if we had a common base class. 76 void BaseClickableWithKeyInputType::accessKeyAction(HTMLInputElement& element, bool sendMouseEvents) 77 { 78 element.dispatchSimulatedClick(0, sendMouseEvents ? SendMouseUpDownEvents : SendNoEvents); 79 } 80 81 void BaseClickableWithKeyInputType::handleKeydownEvent(KeyboardEvent* event) 82 { 83 handleKeydownEvent(element(), event); 84 } 85 86 void BaseClickableWithKeyInputType::handleKeypressEvent(KeyboardEvent* event) 87 { 88 handleKeypressEvent(element(), event); 89 } 90 91 void BaseClickableWithKeyInputType::handleKeyupEvent(KeyboardEvent* event) 92 { 93 handleKeyupEvent(*this, event); 94 } 95 96 void BaseClickableWithKeyInputType::accessKeyAction(bool sendMouseEvents) 97 { 98 InputType::accessKeyAction(sendMouseEvents); 99 accessKeyAction(element(), sendMouseEvents); 100 } 101 102 } // namespace blink 103