| /* |
| * Copyright (C) 2011 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "WebInputEventFactory.h" |
| |
| #include "WebInputEvent.h" |
| #include "core/platform/chromium/KeyCodeConversion.h" |
| #include "platform/KeyboardCodes.h" |
| #include "wtf/Assertions.h" |
| |
| namespace blink { |
| |
| WebKeyboardEvent WebInputEventFactory::keyboardEvent(WebInputEvent::Type type, |
| int modifiers, |
| double timeStampSeconds, |
| int keycode, |
| WebUChar unicodeCharacter, |
| bool isSystemKey) |
| { |
| WebKeyboardEvent result; |
| |
| result.type = type; |
| result.modifiers = modifiers; |
| result.timeStampSeconds = timeStampSeconds; |
| int windowsKeyCode = WebCore::windowsKeyCodeForKeyEvent(keycode); |
| result.windowsKeyCode = WebKeyboardEvent::windowsKeyCodeWithoutLocation(windowsKeyCode); |
| result.modifiers |= WebKeyboardEvent::locationModifiersFromWindowsKeyCode(windowsKeyCode); |
| result.nativeKeyCode = keycode; |
| result.unmodifiedText[0] = unicodeCharacter; |
| if (result.windowsKeyCode == WebCore::VKEY_RETURN) { |
| // This is the same behavior as GTK: |
| // We need to treat the enter key as a key press of character \r. This |
| // is apparently just how webkit handles it and what it expects. |
| result.unmodifiedText[0] = '\r'; |
| } |
| result.text[0] = result.unmodifiedText[0]; |
| result.setKeyIdentifierFromWindowsKeyCode(); |
| result.isSystemKey = isSystemKey; |
| |
| return result; |
| } |
| |
| WebMouseEvent WebInputEventFactory::mouseEvent(MouseEventType type, |
| WebMouseEvent::Button button, |
| double timeStampSeconds, |
| int windowX, |
| int windowY, |
| int modifiers, |
| int clickCount) |
| { |
| WebMouseEvent result; |
| |
| result.x = windowX; |
| result.y = windowY; |
| result.windowX = windowX; |
| result.windowY = windowY; |
| result.timeStampSeconds = timeStampSeconds; |
| result.clickCount = clickCount; |
| result.modifiers = modifiers; |
| |
| switch (type) { |
| case MouseEventTypeDown: |
| result.type = WebInputEvent::MouseDown; |
| result.button = button; |
| break; |
| case MouseEventTypeUp: |
| result.type = WebInputEvent::MouseUp; |
| result.button = button; |
| break; |
| case MouseEventTypeMove: |
| result.type = WebInputEvent::MouseMove; |
| result.button = WebMouseEvent::ButtonNone; |
| break; |
| }; |
| |
| return result; |
| } |
| |
| bool WebInputEventFactory::isSystemKeyEvent(const WebKeyboardEvent& event) |
| { |
| // On Windows all keys with Alt modifier will be marked as system key. |
| // We keep the same behavior on Linux and everywhere non-Mac. |
| return event.modifiers & WebInputEvent::AltKey; |
| } |
| |
| // WebMouseWheelEvent ------------------------------------------------------------ |
| |
| WebMouseWheelEvent WebInputEventFactory::mouseWheelEvent(MouseWheelDirectionType direction, |
| double timeStampSeconds, |
| int windowX, |
| int windowY) |
| { |
| WebMouseWheelEvent result; |
| |
| result.type = WebInputEvent::MouseWheel; |
| result.x = windowX; |
| result.y = windowY; |
| result.windowX = windowX; |
| result.windowY = windowY; |
| result.timeStampSeconds = timeStampSeconds; |
| result.button = WebMouseEvent::ButtonNone; |
| |
| // The below choices are matched from GTK. |
| static const float scrollbarPixelsPerTick = 160.0f / 3.0f; |
| |
| switch (direction) { |
| case MouseWheelDirectionTypeUp: |
| result.deltaY = scrollbarPixelsPerTick; |
| result.wheelTicksY = 1; |
| break; |
| case MouseWheelDirectionTypeDown: |
| result.deltaY = -scrollbarPixelsPerTick; |
| result.wheelTicksY = -1; |
| break; |
| case MouseWheelDirectionTypeLeft: |
| result.deltaX = scrollbarPixelsPerTick; |
| result.wheelTicksX = 1; |
| break; |
| case MouseWheelDirectionTypeRight: |
| result.deltaX = -scrollbarPixelsPerTick; |
| result.wheelTicksX = -1; |
| break; |
| } |
| |
| return result; |
| } |
| |
| // WebGestureEvent ------------------------------------------------------------ |
| |
| // FIXME: remove this obsolete version |
| WebGestureEvent WebInputEventFactory::gestureEvent(WebInputEvent::Type type, |
| double timeStampSeconds, |
| int x, |
| int y, |
| float, |
| float, |
| int modifiers) { |
| return gestureEvent(type, timeStampSeconds, x, y, modifiers); |
| } |
| |
| WebGestureEvent WebInputEventFactory::gestureEvent(WebInputEvent::Type type, |
| double timeStampSeconds, |
| int x, |
| int y, |
| int modifiers) |
| { |
| WebGestureEvent result; |
| |
| result.type = type; |
| result.x = x; |
| result.y = y; |
| result.timeStampSeconds = timeStampSeconds; |
| result.modifiers = modifiers; |
| |
| return result; |
| } |
| |
| } // namespace blink |