The Tor Browser / file comparison
comparison: dom/interfaces/events/nsIDOMWheelEvent.idl
dom/interfaces/events/nsIDOMWheelEvent.idl
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
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| -1:000000000000 | 0:fbf55fe527cf |
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| 1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* vim: set ts=2 et sw=2 tw=80: */ | |
| 3 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 4 * License, v. 2.0. If a copy of the MPL was not distributed with this file, | |
| 5 * You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 6 | |
| 7 #include "nsIDOMMouseEvent.idl" | |
| 8 | |
| 9 [scriptable, builtinclass, uuid(86e2b577-7e61-4ed5-8ddd-c1533bf07137)] | |
| 10 interface nsIDOMWheelEvent : nsIDOMMouseEvent | |
| 11 { | |
| 12 const unsigned long DOM_DELTA_PIXEL = 0x00; | |
| 13 const unsigned long DOM_DELTA_LINE = 0x01; | |
| 14 const unsigned long DOM_DELTA_PAGE = 0x02; | |
| 15 | |
| 16 // Note that DOM Level 3 Events defines the type of delta values as float. | |
| 17 // However, we should use double for them. Javascript engine always uses | |
| 18 // double even if interface attributes are float. If we defined them | |
| 19 // as float, that would cause error at casting from float to double. | |
| 20 // E.g., following function may return false if the deltaX is float: | |
| 21 // | |
| 22 // function () { | |
| 23 // var event = new WheelEvent("wheel", { deltaX: 0.1 }); | |
| 24 // return (event.deltaX == 0.1); | |
| 25 // } | |
| 26 | |
| 27 readonly attribute double deltaX; | |
| 28 readonly attribute double deltaY; | |
| 29 readonly attribute double deltaZ; | |
| 30 readonly attribute unsigned long deltaMode; | |
| 31 | |
| 32 [noscript] void initWheelEvent(in DOMString typeArg, | |
| 33 in boolean canBubbleArg, | |
| 34 in boolean cancelableArg, | |
| 35 in nsIDOMWindow viewArg, | |
| 36 in long detailArg, | |
| 37 in long screenXArg, | |
| 38 in long screenYArg, | |
| 39 in long clientXArg, | |
| 40 in long clientYArg, | |
| 41 in unsigned short buttonArg, | |
| 42 in nsIDOMEventTarget relatedTargetArg, | |
| 43 in DOMString modifiersListArg, | |
| 44 in double deltaXArg, | |
| 45 in double deltaYArg, | |
| 46 in double deltaZArg, | |
| 47 in unsigned long deltaMode); | |
| 48 }; |
