1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/dom/base/nsQueryContentEventResult.cpp Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,153 @@
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 +#include "nsQueryContentEventResult.h"
1.10 +#include "nsIWidget.h"
1.11 +#include "nsPoint.h"
1.12 +#include "mozilla/TextEvents.h"
1.13 +
1.14 +using namespace mozilla;
1.15 +
1.16 +NS_INTERFACE_MAP_BEGIN(nsQueryContentEventResult)
1.17 + NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIQueryContentEventResult)
1.18 + NS_INTERFACE_MAP_ENTRY(nsIQueryContentEventResult)
1.19 +NS_INTERFACE_MAP_END
1.20 +
1.21 +NS_IMPL_ADDREF(nsQueryContentEventResult)
1.22 +NS_IMPL_RELEASE(nsQueryContentEventResult)
1.23 +
1.24 +nsQueryContentEventResult::nsQueryContentEventResult() :
1.25 + mEventID(0), mSucceeded(false)
1.26 +{
1.27 +}
1.28 +
1.29 +nsQueryContentEventResult::~nsQueryContentEventResult()
1.30 +{
1.31 +}
1.32 +
1.33 +NS_IMETHODIMP
1.34 +nsQueryContentEventResult::GetOffset(uint32_t *aOffset)
1.35 +{
1.36 + bool notFound;
1.37 + nsresult rv = GetNotFound(¬Found);
1.38 + NS_ENSURE_SUCCESS(rv, rv);
1.39 + NS_ENSURE_TRUE(!notFound, NS_ERROR_NOT_AVAILABLE);
1.40 + *aOffset = mOffset;
1.41 + return NS_OK;
1.42 +}
1.43 +
1.44 +static bool IsRectEnabled(uint32_t aEventID)
1.45 +{
1.46 + return aEventID == NS_QUERY_CARET_RECT ||
1.47 + aEventID == NS_QUERY_TEXT_RECT ||
1.48 + aEventID == NS_QUERY_EDITOR_RECT ||
1.49 + aEventID == NS_QUERY_CHARACTER_AT_POINT;
1.50 +}
1.51 +
1.52 +NS_IMETHODIMP
1.53 +nsQueryContentEventResult::GetReversed(bool *aReversed)
1.54 +{
1.55 + NS_ENSURE_TRUE(mSucceeded, NS_ERROR_NOT_AVAILABLE);
1.56 + NS_ENSURE_TRUE(mEventID == NS_QUERY_SELECTED_TEXT,
1.57 + NS_ERROR_NOT_AVAILABLE);
1.58 + *aReversed = mReversed;
1.59 + return NS_OK;
1.60 +}
1.61 +
1.62 +NS_IMETHODIMP
1.63 +nsQueryContentEventResult::GetLeft(int32_t *aLeft)
1.64 +{
1.65 + NS_ENSURE_TRUE(mSucceeded, NS_ERROR_NOT_AVAILABLE);
1.66 + NS_ENSURE_TRUE(IsRectEnabled(mEventID),
1.67 + NS_ERROR_NOT_AVAILABLE);
1.68 + *aLeft = mRect.x;
1.69 + return NS_OK;
1.70 +}
1.71 +
1.72 +NS_IMETHODIMP
1.73 +nsQueryContentEventResult::GetWidth(int32_t *aWidth)
1.74 +{
1.75 + NS_ENSURE_TRUE(mSucceeded, NS_ERROR_NOT_AVAILABLE);
1.76 + NS_ENSURE_TRUE(IsRectEnabled(mEventID),
1.77 + NS_ERROR_NOT_AVAILABLE);
1.78 + *aWidth = mRect.width;
1.79 + return NS_OK;
1.80 +}
1.81 +
1.82 +NS_IMETHODIMP
1.83 +nsQueryContentEventResult::GetTop(int32_t *aTop)
1.84 +{
1.85 + NS_ENSURE_TRUE(mSucceeded, NS_ERROR_NOT_AVAILABLE);
1.86 + NS_ENSURE_TRUE(IsRectEnabled(mEventID),
1.87 + NS_ERROR_NOT_AVAILABLE);
1.88 + *aTop = mRect.y;
1.89 + return NS_OK;
1.90 +}
1.91 +
1.92 +NS_IMETHODIMP
1.93 +nsQueryContentEventResult::GetHeight(int32_t *aHeight)
1.94 +{
1.95 + NS_ENSURE_TRUE(mSucceeded, NS_ERROR_NOT_AVAILABLE);
1.96 + NS_ENSURE_TRUE(IsRectEnabled(mEventID),
1.97 + NS_ERROR_NOT_AVAILABLE);
1.98 + *aHeight = mRect.height;
1.99 + return NS_OK;
1.100 +}
1.101 +
1.102 +NS_IMETHODIMP
1.103 +nsQueryContentEventResult::GetText(nsAString &aText)
1.104 +{
1.105 + NS_ENSURE_TRUE(mSucceeded, NS_ERROR_NOT_AVAILABLE);
1.106 + NS_ENSURE_TRUE(mEventID == NS_QUERY_SELECTED_TEXT ||
1.107 + mEventID == NS_QUERY_TEXT_CONTENT,
1.108 + NS_ERROR_NOT_AVAILABLE);
1.109 + aText = mString;
1.110 + return NS_OK;
1.111 +}
1.112 +
1.113 +NS_IMETHODIMP
1.114 +nsQueryContentEventResult::GetSucceeded(bool *aSucceeded)
1.115 +{
1.116 + NS_ENSURE_TRUE(mEventID != 0, NS_ERROR_NOT_INITIALIZED);
1.117 + *aSucceeded = mSucceeded;
1.118 + return NS_OK;
1.119 +}
1.120 +
1.121 +NS_IMETHODIMP
1.122 +nsQueryContentEventResult::GetNotFound(bool *aNotFound)
1.123 +{
1.124 + NS_ENSURE_TRUE(mSucceeded, NS_ERROR_NOT_AVAILABLE);
1.125 + NS_ENSURE_TRUE(mEventID == NS_QUERY_SELECTED_TEXT ||
1.126 + mEventID == NS_QUERY_CHARACTER_AT_POINT,
1.127 + NS_ERROR_NOT_AVAILABLE);
1.128 + *aNotFound = (mOffset == WidgetQueryContentEvent::NOT_FOUND);
1.129 + return NS_OK;
1.130 +}
1.131 +
1.132 +void
1.133 +nsQueryContentEventResult::SetEventResult(nsIWidget* aWidget,
1.134 + const WidgetQueryContentEvent &aEvent)
1.135 +{
1.136 + mEventID = aEvent.message;
1.137 + mSucceeded = aEvent.mSucceeded;
1.138 + mReversed = aEvent.mReply.mReversed;
1.139 + mRect = aEvent.mReply.mRect;
1.140 + mOffset = aEvent.mReply.mOffset;
1.141 + mString = aEvent.mReply.mString;
1.142 +
1.143 + if (!IsRectEnabled(mEventID) || !aWidget || !mSucceeded) {
1.144 + return;
1.145 + }
1.146 +
1.147 + nsIWidget* topWidget = aWidget->GetTopLevelWidget();
1.148 + if (!topWidget || topWidget == aWidget) {
1.149 + return;
1.150 + }
1.151 +
1.152 + // Convert the top widget related coordinates to the given widget's.
1.153 + nsIntPoint offset =
1.154 + aWidget->WidgetToScreenOffset() - topWidget->WidgetToScreenOffset();
1.155 + mRect.MoveBy(-offset);
1.156 +}
