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| 1 /* | |
| 2 * Copyright (C) 2011 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 #include "config.h" | |
| 32 #include "WebInputEventFactory.h" | |
| 33 | |
| 34 #include "WebInputEvent.h" | |
| 35 #include "core/platform/chromium/KeyCodeConversion.h" | |
| 36 #include "core/platform/chromium/KeyboardCodes.h" | |
| 37 #include "wtf/Assertions.h" | |
| 38 | |
| 39 namespace WebKit { | |
| 40 | |
| 41 WebKeyboardEvent WebInputEventFactory::keyboardEvent(WebInputEvent::Type type, | |
| 42 int modifiers, | |
| 43 double timeStampSeconds, | |
| 44 int keycode, | |
| 45 WebUChar unicodeCharacter, | |
| 46 bool isSystemKey) | |
| 47 { | |
| 48 WebKeyboardEvent result; | |
| 49 | |
| 50 result.type = type; | |
| 51 result.modifiers = modifiers; | |
| 52 result.timeStampSeconds = timeStampSeconds; | |
| 53 int windowsKeyCode = WebCore::windowsKeyCodeForKeyEvent(keycode); | |
| 54 result.windowsKeyCode = WebKeyboardEvent::windowsKeyCodeWithoutLocation(wind
owsKeyCode); | |
| 55 result.modifiers |= WebKeyboardEvent::locationModifiersFromWindowsKeyCode(wi
ndowsKeyCode); | |
| 56 result.nativeKeyCode = keycode; | |
| 57 result.unmodifiedText[0] = unicodeCharacter; | |
| 58 if (result.windowsKeyCode == WebCore::VKEY_RETURN) { | |
| 59 // This is the same behavior as GTK: | |
| 60 // We need to treat the enter key as a key press of character \r. This | |
| 61 // is apparently just how webkit handles it and what it expects. | |
| 62 result.unmodifiedText[0] = '\r'; | |
| 63 } | |
| 64 result.text[0] = result.unmodifiedText[0]; | |
| 65 result.setKeyIdentifierFromWindowsKeyCode(); | |
| 66 result.isSystemKey = isSystemKey; | |
| 67 | |
| 68 return result; | |
| 69 } | |
| 70 | |
| 71 WebMouseEvent WebInputEventFactory::mouseEvent(MouseEventType type, | |
| 72 WebMouseEvent::Button button, | |
| 73 double timeStampSeconds, | |
| 74 int windowX, | |
| 75 int windowY, | |
| 76 int modifiers, | |
| 77 int clickCount) | |
| 78 { | |
| 79 WebMouseEvent result; | |
| 80 | |
| 81 result.x = windowX; | |
| 82 result.y = windowY; | |
| 83 result.windowX = windowX; | |
| 84 result.windowY = windowY; | |
| 85 result.timeStampSeconds = timeStampSeconds; | |
| 86 result.clickCount = clickCount; | |
| 87 result.modifiers = modifiers; | |
| 88 | |
| 89 switch (type) { | |
| 90 case MouseEventTypeDown: | |
| 91 result.type = WebInputEvent::MouseDown; | |
| 92 result.button = button; | |
| 93 break; | |
| 94 case MouseEventTypeUp: | |
| 95 result.type = WebInputEvent::MouseUp; | |
| 96 result.button = button; | |
| 97 break; | |
| 98 case MouseEventTypeMove: | |
| 99 result.type = WebInputEvent::MouseMove; | |
| 100 result.button = WebMouseEvent::ButtonNone; | |
| 101 break; | |
| 102 }; | |
| 103 | |
| 104 return result; | |
| 105 } | |
| 106 | |
| 107 // WebMouseWheelEvent ----------------------------------------------------------
-- | |
| 108 | |
| 109 WebMouseWheelEvent WebInputEventFactory::mouseWheelEvent(MouseWheelDirectionType
direction, | |
| 110 double timeStampSeconds
, | |
| 111 int windowX, | |
| 112 int windowY) | |
| 113 { | |
| 114 WebMouseWheelEvent result; | |
| 115 | |
| 116 result.type = WebInputEvent::MouseWheel; | |
| 117 result.x = windowX; | |
| 118 result.y = windowY; | |
| 119 result.windowX = windowX; | |
| 120 result.windowY = windowY; | |
| 121 result.timeStampSeconds = timeStampSeconds; | |
| 122 result.button = WebMouseEvent::ButtonNone; | |
| 123 | |
| 124 // The below choices are matched from GTK. | |
| 125 static const float scrollbarPixelsPerTick = 160.0f / 3.0f; | |
| 126 | |
| 127 switch (direction) { | |
| 128 case MouseWheelDirectionTypeUp: | |
| 129 result.deltaY = scrollbarPixelsPerTick; | |
| 130 result.wheelTicksY = 1; | |
| 131 break; | |
| 132 case MouseWheelDirectionTypeDown: | |
| 133 result.deltaY = -scrollbarPixelsPerTick; | |
| 134 result.wheelTicksY = -1; | |
| 135 break; | |
| 136 case MouseWheelDirectionTypeLeft: | |
| 137 result.deltaX = scrollbarPixelsPerTick; | |
| 138 result.wheelTicksX = 1; | |
| 139 break; | |
| 140 case MouseWheelDirectionTypeRight: | |
| 141 result.deltaX = -scrollbarPixelsPerTick; | |
| 142 result.wheelTicksX = -1; | |
| 143 break; | |
| 144 } | |
| 145 | |
| 146 return result; | |
| 147 } | |
| 148 | |
| 149 // WebGestureEvent ------------------------------------------------------------ | |
| 150 | |
| 151 // FIXME: remove this obsolete version | |
| 152 WebGestureEvent WebInputEventFactory::gestureEvent(WebInputEvent::Type type, | |
| 153 double timeStampSeconds, | |
| 154 int x, | |
| 155 int y, | |
| 156 float, | |
| 157 float, | |
| 158 int modifiers) { | |
| 159 return gestureEvent(type, timeStampSeconds, x, y, modifiers); | |
| 160 } | |
| 161 | |
| 162 WebGestureEvent WebInputEventFactory::gestureEvent(WebInputEvent::Type type, | |
| 163 double timeStampSeconds, | |
| 164 int x, | |
| 165 int y, | |
| 166 int modifiers) | |
| 167 { | |
| 168 WebGestureEvent result; | |
| 169 | |
| 170 result.type = type; | |
| 171 result.x = x; | |
| 172 result.y = y; | |
| 173 result.timeStampSeconds = timeStampSeconds; | |
| 174 result.modifiers = modifiers; | |
| 175 | |
| 176 return result; | |
| 177 } | |
| 178 | |
| 179 } // namespace WebKit | |
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