widget/nsGUIEventIPC.h

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/widget/nsGUIEventIPC.h	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,585 @@
     1.4 +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
     1.5 +/* This Source Code Form is subject to the terms of the Mozilla Public
     1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
     1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
     1.8 +
     1.9 +#ifndef nsGUIEventIPC_h__
    1.10 +#define nsGUIEventIPC_h__
    1.11 +
    1.12 +#include "ipc/IPCMessageUtils.h"
    1.13 +#include "mozilla/GfxMessageUtils.h"
    1.14 +#include "mozilla/dom/Touch.h"
    1.15 +#include "mozilla/MiscEvents.h"
    1.16 +#include "mozilla/MouseEvents.h"
    1.17 +#include "mozilla/TextEvents.h"
    1.18 +#include "mozilla/TouchEvents.h"
    1.19 +
    1.20 +namespace IPC
    1.21 +{
    1.22 +
    1.23 +template<>
    1.24 +struct ParamTraits<mozilla::BaseEventFlags>
    1.25 +{
    1.26 +  typedef mozilla::BaseEventFlags paramType;
    1.27 +
    1.28 +  static void Write(Message* aMsg, const paramType& aParam)
    1.29 +  {
    1.30 +    aMsg->WriteBytes(&aParam, sizeof(aParam));
    1.31 +  }
    1.32 +
    1.33 +  static bool Read(const Message* aMsg, void** aIter, paramType* aResult)
    1.34 +  {
    1.35 +    const char* outp;
    1.36 +    if (!aMsg->ReadBytes(aIter, &outp, sizeof(*aResult))) {
    1.37 +      return false;
    1.38 +    }
    1.39 +    *aResult = *reinterpret_cast<const paramType*>(outp);
    1.40 +    return true;
    1.41 +  }
    1.42 +};
    1.43 +
    1.44 +template<>
    1.45 +struct ParamTraits<mozilla::WidgetEvent>
    1.46 +{
    1.47 +  typedef mozilla::WidgetEvent paramType;
    1.48 +
    1.49 +  static void Write(Message* aMsg, const paramType& aParam)
    1.50 +  {
    1.51 +    WriteParam(aMsg, (uint8_t) aParam.eventStructType);
    1.52 +    WriteParam(aMsg, aParam.message);
    1.53 +    WriteParam(aMsg, aParam.refPoint);
    1.54 +    WriteParam(aMsg, aParam.time);
    1.55 +    WriteParam(aMsg, aParam.mFlags);
    1.56 +  }
    1.57 +
    1.58 +  static bool Read(const Message* aMsg, void** aIter, paramType* aResult)
    1.59 +  {
    1.60 +    uint8_t eventStructType = 0;
    1.61 +    bool ret = ReadParam(aMsg, aIter, &eventStructType) &&
    1.62 +               ReadParam(aMsg, aIter, &aResult->message) &&
    1.63 +               ReadParam(aMsg, aIter, &aResult->refPoint) &&
    1.64 +               ReadParam(aMsg, aIter, &aResult->time) &&
    1.65 +               ReadParam(aMsg, aIter, &aResult->mFlags);
    1.66 +    aResult->eventStructType = static_cast<nsEventStructType>(eventStructType);
    1.67 +    return ret;
    1.68 +  }
    1.69 +};
    1.70 +
    1.71 +template<>
    1.72 +struct ParamTraits<mozilla::WidgetGUIEvent>
    1.73 +{
    1.74 +  typedef mozilla::WidgetGUIEvent paramType;
    1.75 +
    1.76 +  static void Write(Message* aMsg, const paramType& aParam)
    1.77 +  {
    1.78 +    WriteParam(aMsg, static_cast<mozilla::WidgetEvent>(aParam));
    1.79 +  }
    1.80 +
    1.81 +  static bool Read(const Message* aMsg, void** aIter, paramType* aResult)
    1.82 +  {
    1.83 +    return ReadParam(aMsg, aIter, static_cast<mozilla::WidgetEvent*>(aResult));
    1.84 +  }
    1.85 +};
    1.86 +
    1.87 +template<>
    1.88 +struct ParamTraits<mozilla::WidgetInputEvent>
    1.89 +{
    1.90 +  typedef mozilla::WidgetInputEvent paramType;
    1.91 +
    1.92 +  static void Write(Message* aMsg, const paramType& aParam)
    1.93 +  {
    1.94 +    WriteParam(aMsg, static_cast<mozilla::WidgetGUIEvent>(aParam));
    1.95 +    WriteParam(aMsg, aParam.modifiers);
    1.96 +  }
    1.97 +
    1.98 +  static bool Read(const Message* aMsg, void** aIter, paramType* aResult)
    1.99 +  {
   1.100 +    return ReadParam(aMsg, aIter,
   1.101 +                     static_cast<mozilla::WidgetGUIEvent*>(aResult)) &&
   1.102 +           ReadParam(aMsg, aIter, &aResult->modifiers);
   1.103 +  }
   1.104 +};
   1.105 +
   1.106 +template<>
   1.107 +struct ParamTraits<mozilla::WidgetMouseEventBase>
   1.108 +{
   1.109 +  typedef mozilla::WidgetMouseEventBase paramType;
   1.110 +
   1.111 +  static void Write(Message* aMsg, const paramType& aParam)
   1.112 +  {
   1.113 +    WriteParam(aMsg, static_cast<mozilla::WidgetInputEvent>(aParam));
   1.114 +    WriteParam(aMsg, aParam.button);
   1.115 +    WriteParam(aMsg, aParam.buttons);
   1.116 +    WriteParam(aMsg, aParam.pressure);
   1.117 +    WriteParam(aMsg, aParam.inputSource);
   1.118 +  }
   1.119 +
   1.120 +  static bool Read(const Message* aMsg, void** aIter, paramType* aResult)
   1.121 +  {
   1.122 +    return ReadParam(aMsg, aIter,
   1.123 +                     static_cast<mozilla::WidgetInputEvent*>(aResult)) &&
   1.124 +           ReadParam(aMsg, aIter, &aResult->button) &&
   1.125 +           ReadParam(aMsg, aIter, &aResult->buttons) &&
   1.126 +           ReadParam(aMsg, aIter, &aResult->pressure) &&
   1.127 +           ReadParam(aMsg, aIter, &aResult->inputSource);
   1.128 +  }
   1.129 +};
   1.130 +
   1.131 +template<>
   1.132 +struct ParamTraits<mozilla::WidgetWheelEvent>
   1.133 +{
   1.134 +  typedef mozilla::WidgetWheelEvent paramType;
   1.135 +
   1.136 +  static void Write(Message* aMsg, const paramType& aParam)
   1.137 +  {
   1.138 +    WriteParam(aMsg, static_cast<mozilla::WidgetMouseEventBase>(aParam));
   1.139 +    WriteParam(aMsg, aParam.deltaX);
   1.140 +    WriteParam(aMsg, aParam.deltaY);
   1.141 +    WriteParam(aMsg, aParam.deltaZ);
   1.142 +    WriteParam(aMsg, aParam.deltaMode);
   1.143 +    WriteParam(aMsg, aParam.customizedByUserPrefs);
   1.144 +    WriteParam(aMsg, aParam.isMomentum);
   1.145 +    WriteParam(aMsg, aParam.isPixelOnlyDevice);
   1.146 +    WriteParam(aMsg, aParam.lineOrPageDeltaX);
   1.147 +    WriteParam(aMsg, aParam.lineOrPageDeltaY);
   1.148 +    WriteParam(aMsg, static_cast<int32_t>(aParam.scrollType));
   1.149 +    WriteParam(aMsg, aParam.overflowDeltaX);
   1.150 +    WriteParam(aMsg, aParam.overflowDeltaY);
   1.151 +  }
   1.152 +
   1.153 +  static bool Read(const Message* aMsg, void** aIter, paramType* aResult)
   1.154 +  {
   1.155 +    int32_t scrollType = 0;
   1.156 +    bool rv =
   1.157 +      ReadParam(aMsg, aIter,
   1.158 +                static_cast<mozilla::WidgetMouseEventBase*>(aResult)) &&
   1.159 +      ReadParam(aMsg, aIter, &aResult->deltaX) &&
   1.160 +      ReadParam(aMsg, aIter, &aResult->deltaY) &&
   1.161 +      ReadParam(aMsg, aIter, &aResult->deltaZ) &&
   1.162 +      ReadParam(aMsg, aIter, &aResult->deltaMode) &&
   1.163 +      ReadParam(aMsg, aIter, &aResult->customizedByUserPrefs) &&
   1.164 +      ReadParam(aMsg, aIter, &aResult->isMomentum) &&
   1.165 +      ReadParam(aMsg, aIter, &aResult->isPixelOnlyDevice) &&
   1.166 +      ReadParam(aMsg, aIter, &aResult->lineOrPageDeltaX) &&
   1.167 +      ReadParam(aMsg, aIter, &aResult->lineOrPageDeltaY) &&
   1.168 +      ReadParam(aMsg, aIter, &scrollType) &&
   1.169 +      ReadParam(aMsg, aIter, &aResult->overflowDeltaX) &&
   1.170 +      ReadParam(aMsg, aIter, &aResult->overflowDeltaY);
   1.171 +    aResult->scrollType =
   1.172 +      static_cast<mozilla::WidgetWheelEvent::ScrollType>(scrollType);
   1.173 +    return rv;
   1.174 +  }
   1.175 +};
   1.176 +
   1.177 +template<>
   1.178 +struct ParamTraits<mozilla::WidgetMouseEvent>
   1.179 +{
   1.180 +  typedef mozilla::WidgetMouseEvent paramType;
   1.181 +
   1.182 +  static void Write(Message* aMsg, const paramType& aParam)
   1.183 +  {
   1.184 +    WriteParam(aMsg, static_cast<mozilla::WidgetMouseEventBase>(aParam));
   1.185 +    WriteParam(aMsg, aParam.ignoreRootScrollFrame);
   1.186 +    WriteParam(aMsg, (uint8_t) aParam.reason);
   1.187 +    WriteParam(aMsg, (uint8_t) aParam.context);
   1.188 +    WriteParam(aMsg, (uint8_t) aParam.exit);
   1.189 +    WriteParam(aMsg, aParam.clickCount);
   1.190 +  }
   1.191 +
   1.192 +  static bool Read(const Message* aMsg, void** aIter, paramType* aResult)
   1.193 +  {
   1.194 +    bool rv;
   1.195 +    uint8_t reason = 0, context = 0, exit = 0;
   1.196 +    rv = ReadParam(aMsg, aIter,
   1.197 +                   static_cast<mozilla::WidgetMouseEventBase*>(aResult)) &&
   1.198 +         ReadParam(aMsg, aIter, &aResult->ignoreRootScrollFrame) &&
   1.199 +         ReadParam(aMsg, aIter, &reason) &&
   1.200 +         ReadParam(aMsg, aIter, &context) &&
   1.201 +         ReadParam(aMsg, aIter, &exit) &&
   1.202 +         ReadParam(aMsg, aIter, &aResult->clickCount);
   1.203 +    aResult->reason =
   1.204 +      static_cast<mozilla::WidgetMouseEvent::reasonType>(reason);
   1.205 +    aResult->context =
   1.206 +      static_cast<mozilla::WidgetMouseEvent::contextType>(context);
   1.207 +    aResult->exit = static_cast<mozilla::WidgetMouseEvent::exitType>(exit);
   1.208 +    return rv;
   1.209 +  }
   1.210 +};
   1.211 +
   1.212 +template<>
   1.213 +struct ParamTraits<mozilla::WidgetPointerEvent>
   1.214 +{
   1.215 +  typedef mozilla::WidgetPointerEvent paramType;
   1.216 +
   1.217 +  static void Write(Message* aMsg, const paramType& aParam)
   1.218 +  {
   1.219 +    WriteParam(aMsg, static_cast<mozilla::WidgetMouseEvent>(aParam));
   1.220 +    WriteParam(aMsg, aParam.pointerId);
   1.221 +    WriteParam(aMsg, aParam.width);
   1.222 +    WriteParam(aMsg, aParam.height);
   1.223 +    WriteParam(aMsg, aParam.tiltX);
   1.224 +    WriteParam(aMsg, aParam.tiltY);
   1.225 +    WriteParam(aMsg, aParam.isPrimary);
   1.226 +  }
   1.227 +
   1.228 +  static bool Read(const Message* aMsg, void** aIter, paramType* aResult)
   1.229 +  {
   1.230 +    bool rv =
   1.231 +      ReadParam(aMsg, aIter, static_cast<mozilla::WidgetMouseEvent*>(aResult)) &&
   1.232 +      ReadParam(aMsg, aIter, &aResult->pointerId) &&
   1.233 +      ReadParam(aMsg, aIter, &aResult->width) &&
   1.234 +      ReadParam(aMsg, aIter, &aResult->height) &&
   1.235 +      ReadParam(aMsg, aIter, &aResult->tiltX) &&
   1.236 +      ReadParam(aMsg, aIter, &aResult->tiltY) &&
   1.237 +      ReadParam(aMsg, aIter, &aResult->isPrimary);
   1.238 +    return rv;
   1.239 +  }
   1.240 +};
   1.241 +
   1.242 +template<>
   1.243 +struct ParamTraits<mozilla::WidgetTouchEvent>
   1.244 +{
   1.245 +  typedef mozilla::WidgetTouchEvent paramType;
   1.246 +
   1.247 +  static void Write(Message* aMsg, const paramType& aParam)
   1.248 +  {
   1.249 +    WriteParam(aMsg, static_cast<const mozilla::WidgetInputEvent&>(aParam));
   1.250 +    // Sigh, Touch bites us again!  We want to be able to do
   1.251 +    //   WriteParam(aMsg, aParam.touches);
   1.252 +    const nsTArray< nsRefPtr<mozilla::dom::Touch> >& touches = aParam.touches;
   1.253 +    WriteParam(aMsg, touches.Length());
   1.254 +    for (uint32_t i = 0; i < touches.Length(); ++i) {
   1.255 +      mozilla::dom::Touch* touch = touches[i];
   1.256 +      WriteParam(aMsg, touch->mIdentifier);
   1.257 +      WriteParam(aMsg, touch->mRefPoint);
   1.258 +      WriteParam(aMsg, touch->mRadius);
   1.259 +      WriteParam(aMsg, touch->mRotationAngle);
   1.260 +      WriteParam(aMsg, touch->mForce);
   1.261 +    }
   1.262 +  }
   1.263 +
   1.264 +  static bool Read(const Message* aMsg, void** aIter, paramType* aResult)
   1.265 +  {
   1.266 +    uint32_t numTouches;
   1.267 +    if (!ReadParam(aMsg, aIter,
   1.268 +                   static_cast<mozilla::WidgetInputEvent*>(aResult)) ||
   1.269 +        !ReadParam(aMsg, aIter, &numTouches)) {
   1.270 +      return false;
   1.271 +    }
   1.272 +    for (uint32_t i = 0; i < numTouches; ++i) {
   1.273 +        int32_t identifier;
   1.274 +        mozilla::LayoutDeviceIntPoint refPoint;
   1.275 +        nsIntPoint radius;
   1.276 +        float rotationAngle;
   1.277 +        float force;
   1.278 +        if (!ReadParam(aMsg, aIter, &identifier) ||
   1.279 +            !ReadParam(aMsg, aIter, &refPoint) ||
   1.280 +            !ReadParam(aMsg, aIter, &radius) ||
   1.281 +            !ReadParam(aMsg, aIter, &rotationAngle) ||
   1.282 +            !ReadParam(aMsg, aIter, &force)) {
   1.283 +          return false;
   1.284 +        }
   1.285 +        aResult->touches.AppendElement(
   1.286 +          new mozilla::dom::Touch(
   1.287 +            identifier, mozilla::LayoutDeviceIntPoint::ToUntyped(refPoint),
   1.288 +            radius, rotationAngle, force));
   1.289 +    }
   1.290 +    return true;
   1.291 +  }
   1.292 +};
   1.293 +
   1.294 +template<>
   1.295 +struct ParamTraits<mozilla::WidgetKeyboardEvent>
   1.296 +{
   1.297 +  typedef mozilla::WidgetKeyboardEvent paramType;
   1.298 +
   1.299 +  static void Write(Message* aMsg, const paramType& aParam)
   1.300 +  {
   1.301 +    WriteParam(aMsg, static_cast<mozilla::WidgetInputEvent>(aParam));
   1.302 +    WriteParam(aMsg, static_cast<uint32_t>(aParam.mKeyNameIndex));
   1.303 +    WriteParam(aMsg, aParam.mKeyValue);
   1.304 +    WriteParam(aMsg, aParam.keyCode);
   1.305 +    WriteParam(aMsg, aParam.charCode);
   1.306 +    WriteParam(aMsg, aParam.isChar);
   1.307 +    WriteParam(aMsg, aParam.mIsRepeat);
   1.308 +    WriteParam(aMsg, aParam.location);
   1.309 +    WriteParam(aMsg, aParam.mUniqueId);
   1.310 +    // An OS-specific native event might be attached in |mNativeKeyEvent|,  but
   1.311 +    // that cannot be copied across process boundaries.
   1.312 +  }
   1.313 +
   1.314 +  static bool Read(const Message* aMsg, void** aIter, paramType* aResult)
   1.315 +  {
   1.316 +    uint32_t keyNameIndex = 0;
   1.317 +    if (ReadParam(aMsg, aIter,
   1.318 +                  static_cast<mozilla::WidgetInputEvent*>(aResult)) &&
   1.319 +        ReadParam(aMsg, aIter, &keyNameIndex) &&
   1.320 +        ReadParam(aMsg, aIter, &aResult->mKeyValue) &&
   1.321 +        ReadParam(aMsg, aIter, &aResult->keyCode) &&
   1.322 +        ReadParam(aMsg, aIter, &aResult->charCode) &&
   1.323 +        ReadParam(aMsg, aIter, &aResult->isChar) &&
   1.324 +        ReadParam(aMsg, aIter, &aResult->mIsRepeat) &&
   1.325 +        ReadParam(aMsg, aIter, &aResult->location) &&
   1.326 +        ReadParam(aMsg, aIter, &aResult->mUniqueId))
   1.327 +    {
   1.328 +      aResult->mKeyNameIndex = static_cast<mozilla::KeyNameIndex>(keyNameIndex);
   1.329 +      aResult->mNativeKeyEvent = nullptr;
   1.330 +      return true;
   1.331 +    }
   1.332 +    return false;
   1.333 +  }
   1.334 +};
   1.335 +
   1.336 +template<>
   1.337 +struct ParamTraits<mozilla::TextRangeStyle>
   1.338 +{
   1.339 +  typedef mozilla::TextRangeStyle paramType;
   1.340 +
   1.341 +  static void Write(Message* aMsg, const paramType& aParam)
   1.342 +  {
   1.343 +    WriteParam(aMsg, aParam.mDefinedStyles);
   1.344 +    WriteParam(aMsg, aParam.mLineStyle);
   1.345 +    WriteParam(aMsg, aParam.mIsBoldLine);
   1.346 +    WriteParam(aMsg, aParam.mForegroundColor);
   1.347 +    WriteParam(aMsg, aParam.mBackgroundColor);
   1.348 +    WriteParam(aMsg, aParam.mUnderlineColor);
   1.349 +  }
   1.350 +
   1.351 +  static bool Read(const Message* aMsg, void** aIter, paramType* aResult)
   1.352 +  {
   1.353 +    return ReadParam(aMsg, aIter, &aResult->mDefinedStyles) &&
   1.354 +           ReadParam(aMsg, aIter, &aResult->mLineStyle) &&
   1.355 +           ReadParam(aMsg, aIter, &aResult->mIsBoldLine) &&
   1.356 +           ReadParam(aMsg, aIter, &aResult->mForegroundColor) &&
   1.357 +           ReadParam(aMsg, aIter, &aResult->mBackgroundColor) &&
   1.358 +           ReadParam(aMsg, aIter, &aResult->mUnderlineColor);
   1.359 +  }
   1.360 +};
   1.361 +
   1.362 +template<>
   1.363 +struct ParamTraits<mozilla::TextRange>
   1.364 +{
   1.365 +  typedef mozilla::TextRange paramType;
   1.366 +
   1.367 +  static void Write(Message* aMsg, const paramType& aParam)
   1.368 +  {
   1.369 +    WriteParam(aMsg, aParam.mStartOffset);
   1.370 +    WriteParam(aMsg, aParam.mEndOffset);
   1.371 +    WriteParam(aMsg, aParam.mRangeType);
   1.372 +    WriteParam(aMsg, aParam.mRangeStyle);
   1.373 +  }
   1.374 +
   1.375 +  static bool Read(const Message* aMsg, void** aIter, paramType* aResult)
   1.376 +  {
   1.377 +    return ReadParam(aMsg, aIter, &aResult->mStartOffset) &&
   1.378 +           ReadParam(aMsg, aIter, &aResult->mEndOffset) &&
   1.379 +           ReadParam(aMsg, aIter, &aResult->mRangeType) &&
   1.380 +           ReadParam(aMsg, aIter, &aResult->mRangeStyle);
   1.381 +  }
   1.382 +};
   1.383 +
   1.384 +template<>
   1.385 +struct ParamTraits<mozilla::TextRangeArray>
   1.386 +{
   1.387 +  typedef mozilla::TextRangeArray paramType;
   1.388 +
   1.389 +  static void Write(Message* aMsg, const paramType& aParam)
   1.390 +  {
   1.391 +    WriteParam(aMsg, aParam.Length());
   1.392 +    for (uint32_t index = 0; index < aParam.Length(); index++) {
   1.393 +      WriteParam(aMsg, aParam[index]);
   1.394 +    }
   1.395 +  }
   1.396 +
   1.397 +  static bool Read(const Message* aMsg, void** aIter, paramType* aResult)
   1.398 +  {
   1.399 +    uint32_t length;
   1.400 +    if (!ReadParam(aMsg, aIter, &length)) {
   1.401 +      return false;
   1.402 +    }
   1.403 +    for (uint32_t index = 0; index < length; index++) {
   1.404 +      mozilla::TextRange textRange;
   1.405 +      if (!ReadParam(aMsg, aIter, &textRange)) {
   1.406 +        aResult->Clear();
   1.407 +        return false;
   1.408 +      }
   1.409 +      aResult->AppendElement(textRange);
   1.410 +    }
   1.411 +    return true;
   1.412 +  }
   1.413 +};
   1.414 +
   1.415 +template<>
   1.416 +struct ParamTraits<mozilla::WidgetTextEvent>
   1.417 +{
   1.418 +  typedef mozilla::WidgetTextEvent paramType;
   1.419 +
   1.420 +  static void Write(Message* aMsg, const paramType& aParam)
   1.421 +  {
   1.422 +    WriteParam(aMsg, static_cast<mozilla::WidgetGUIEvent>(aParam));
   1.423 +    WriteParam(aMsg, aParam.mSeqno);
   1.424 +    WriteParam(aMsg, aParam.theText);
   1.425 +    WriteParam(aMsg, aParam.isChar);
   1.426 +    bool hasRanges = !!aParam.mRanges;
   1.427 +    WriteParam(aMsg, hasRanges);
   1.428 +    if (hasRanges) {
   1.429 +      WriteParam(aMsg, *aParam.mRanges.get());
   1.430 +    }
   1.431 +  }
   1.432 +
   1.433 +  static bool Read(const Message* aMsg, void** aIter, paramType* aResult)
   1.434 +  {
   1.435 +    bool hasRanges;
   1.436 +    if (!ReadParam(aMsg, aIter,
   1.437 +                   static_cast<mozilla::WidgetGUIEvent*>(aResult)) ||
   1.438 +        !ReadParam(aMsg, aIter, &aResult->mSeqno) ||
   1.439 +        !ReadParam(aMsg, aIter, &aResult->theText) ||
   1.440 +        !ReadParam(aMsg, aIter, &aResult->isChar) ||
   1.441 +        !ReadParam(aMsg, aIter, &hasRanges)) {
   1.442 +      return false;
   1.443 +    }
   1.444 +
   1.445 +    if (!hasRanges) {
   1.446 +      aResult->mRanges = nullptr;
   1.447 +    } else {
   1.448 +      aResult->mRanges = new mozilla::TextRangeArray();
   1.449 +      if (!aResult->mRanges) {
   1.450 +        return false;
   1.451 +      }
   1.452 +      if (!ReadParam(aMsg, aIter, aResult->mRanges.get())) {
   1.453 +        return false;
   1.454 +      }
   1.455 +    }
   1.456 +    return true;
   1.457 +  }
   1.458 +};
   1.459 +
   1.460 +template<>
   1.461 +struct ParamTraits<mozilla::WidgetCompositionEvent>
   1.462 +{
   1.463 +  typedef mozilla::WidgetCompositionEvent paramType;
   1.464 +
   1.465 +  static void Write(Message* aMsg, const paramType& aParam)
   1.466 +  {
   1.467 +    WriteParam(aMsg, static_cast<mozilla::WidgetGUIEvent>(aParam));
   1.468 +    WriteParam(aMsg, aParam.mSeqno);
   1.469 +    WriteParam(aMsg, aParam.data);
   1.470 +  }
   1.471 +
   1.472 +  static bool Read(const Message* aMsg, void** aIter, paramType* aResult)
   1.473 +  {
   1.474 +    return ReadParam(aMsg, aIter,
   1.475 +                     static_cast<mozilla::WidgetGUIEvent*>(aResult)) &&
   1.476 +           ReadParam(aMsg, aIter, &aResult->mSeqno) &&
   1.477 +           ReadParam(aMsg, aIter, &aResult->data);
   1.478 +  }
   1.479 +};
   1.480 +
   1.481 +template<>
   1.482 +struct ParamTraits<mozilla::WidgetQueryContentEvent>
   1.483 +{
   1.484 +  typedef mozilla::WidgetQueryContentEvent paramType;
   1.485 +
   1.486 +  static void Write(Message* aMsg, const paramType& aParam)
   1.487 +  {
   1.488 +    WriteParam(aMsg, static_cast<mozilla::WidgetGUIEvent>(aParam));
   1.489 +    WriteParam(aMsg, aParam.mSucceeded);
   1.490 +    WriteParam(aMsg, aParam.mUseNativeLineBreak);
   1.491 +    WriteParam(aMsg, aParam.mInput.mOffset);
   1.492 +    WriteParam(aMsg, aParam.mInput.mLength);
   1.493 +    WriteParam(aMsg, aParam.mReply.mOffset);
   1.494 +    WriteParam(aMsg, aParam.mReply.mString);
   1.495 +    WriteParam(aMsg, aParam.mReply.mRect);
   1.496 +    WriteParam(aMsg, aParam.mReply.mReversed);
   1.497 +    WriteParam(aMsg, aParam.mReply.mHasSelection);
   1.498 +    WriteParam(aMsg, aParam.mReply.mWidgetIsHit);
   1.499 +  }
   1.500 +
   1.501 +  static bool Read(const Message* aMsg, void** aIter, paramType* aResult)
   1.502 +  {
   1.503 +    aResult->mWasAsync = true;
   1.504 +    return ReadParam(aMsg, aIter,
   1.505 +                     static_cast<mozilla::WidgetGUIEvent*>(aResult)) &&
   1.506 +           ReadParam(aMsg, aIter, &aResult->mSucceeded) &&
   1.507 +           ReadParam(aMsg, aIter, &aResult->mUseNativeLineBreak) &&
   1.508 +           ReadParam(aMsg, aIter, &aResult->mInput.mOffset) &&
   1.509 +           ReadParam(aMsg, aIter, &aResult->mInput.mLength) &&
   1.510 +           ReadParam(aMsg, aIter, &aResult->mReply.mOffset) &&
   1.511 +           ReadParam(aMsg, aIter, &aResult->mReply.mString) &&
   1.512 +           ReadParam(aMsg, aIter, &aResult->mReply.mRect) &&
   1.513 +           ReadParam(aMsg, aIter, &aResult->mReply.mReversed) &&
   1.514 +           ReadParam(aMsg, aIter, &aResult->mReply.mHasSelection) &&
   1.515 +           ReadParam(aMsg, aIter, &aResult->mReply.mWidgetIsHit);
   1.516 +  }
   1.517 +};
   1.518 +
   1.519 +template<>
   1.520 +struct ParamTraits<mozilla::WidgetSelectionEvent>
   1.521 +{
   1.522 +  typedef mozilla::WidgetSelectionEvent paramType;
   1.523 +
   1.524 +  static void Write(Message* aMsg, const paramType& aParam)
   1.525 +  {
   1.526 +    WriteParam(aMsg, static_cast<mozilla::WidgetGUIEvent>(aParam));
   1.527 +    WriteParam(aMsg, aParam.mSeqno);
   1.528 +    WriteParam(aMsg, aParam.mOffset);
   1.529 +    WriteParam(aMsg, aParam.mLength);
   1.530 +    WriteParam(aMsg, aParam.mReversed);
   1.531 +    WriteParam(aMsg, aParam.mExpandToClusterBoundary);
   1.532 +    WriteParam(aMsg, aParam.mSucceeded);
   1.533 +    WriteParam(aMsg, aParam.mUseNativeLineBreak);
   1.534 +  }
   1.535 +
   1.536 +  static bool Read(const Message* aMsg, void** aIter, paramType* aResult)
   1.537 +  {
   1.538 +    return ReadParam(aMsg, aIter,
   1.539 +                     static_cast<mozilla::WidgetGUIEvent*>(aResult)) &&
   1.540 +           ReadParam(aMsg, aIter, &aResult->mSeqno) &&
   1.541 +           ReadParam(aMsg, aIter, &aResult->mOffset) &&
   1.542 +           ReadParam(aMsg, aIter, &aResult->mLength) &&
   1.543 +           ReadParam(aMsg, aIter, &aResult->mReversed) &&
   1.544 +           ReadParam(aMsg, aIter, &aResult->mExpandToClusterBoundary) &&
   1.545 +           ReadParam(aMsg, aIter, &aResult->mSucceeded) &&
   1.546 +           ReadParam(aMsg, aIter, &aResult->mUseNativeLineBreak);
   1.547 +  }
   1.548 +};
   1.549 +
   1.550 +template<>
   1.551 +struct ParamTraits<nsIMEUpdatePreference>
   1.552 +{
   1.553 +  typedef nsIMEUpdatePreference paramType;
   1.554 +
   1.555 +  static void Write(Message* aMsg, const paramType& aParam)
   1.556 +  {
   1.557 +    WriteParam(aMsg, aParam.mWantUpdates);
   1.558 +  }
   1.559 +
   1.560 +  static bool Read(const Message* aMsg, void** aIter, paramType* aResult)
   1.561 +  {
   1.562 +    return ReadParam(aMsg, aIter, &aResult->mWantUpdates);
   1.563 +  }
   1.564 +};
   1.565 +
   1.566 +template<>
   1.567 +struct ParamTraits<mozilla::WidgetPluginEvent>
   1.568 +{
   1.569 +  typedef mozilla::WidgetPluginEvent paramType;
   1.570 +
   1.571 +  static void Write(Message* aMsg, const paramType& aParam)
   1.572 +  {
   1.573 +    WriteParam(aMsg, static_cast<mozilla::WidgetGUIEvent>(aParam));
   1.574 +    WriteParam(aMsg, aParam.retargetToFocusedDocument);
   1.575 +  }
   1.576 +
   1.577 +  static bool Read(const Message* aMsg, void** aIter, paramType* aResult)
   1.578 +  {
   1.579 +    return ReadParam(aMsg, aIter,
   1.580 +                     static_cast<mozilla::WidgetGUIEvent*>(aResult)) &&
   1.581 +           ReadParam(aMsg, aIter, &aResult->retargetToFocusedDocument);
   1.582 +  }
   1.583 +};
   1.584 +
   1.585 +} // namespace IPC
   1.586 +
   1.587 +#endif // nsGUIEventIPC_h__
   1.588 +

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