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nsQueryContentEventResult.cpp
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nsQueryContentEventResult.cpp
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsQueryContentEventResult.h"
#include "nsIWidget.h"
#include "nsPoint.h"
#include "mozilla/TextEvents.h"
using namespace mozilla;
NS_INTERFACE_MAP_BEGIN(nsQueryContentEventResult)
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIQueryContentEventResult)
NS_INTERFACE_MAP_ENTRY(nsIQueryContentEventResult)
NS_INTERFACE_MAP_END
NS_IMPL_ADDREF(nsQueryContentEventResult)
NS_IMPL_RELEASE(nsQueryContentEventResult)
nsQueryContentEventResult::nsQueryContentEventResult() :
mEventID(0), mSucceeded(false)
{
}
nsQueryContentEventResult::~nsQueryContentEventResult()
{
}
NS_IMETHODIMP
nsQueryContentEventResult::GetOffset(uint32_t *aOffset)
{
bool notFound;
nsresult rv = GetNotFound(¬Found);
NS_ENSURE_SUCCESS(rv, rv);
NS_ENSURE_TRUE(!notFound, NS_ERROR_NOT_AVAILABLE);
*aOffset = mOffset;
return NS_OK;
}
static bool IsRectEnabled(uint32_t aEventID)
{
return aEventID == NS_QUERY_CARET_RECT ||
aEventID == NS_QUERY_TEXT_RECT ||
aEventID == NS_QUERY_EDITOR_RECT ||
aEventID == NS_QUERY_CHARACTER_AT_POINT;
}
NS_IMETHODIMP
nsQueryContentEventResult::GetReversed(bool *aReversed)
{
NS_ENSURE_TRUE(mSucceeded, NS_ERROR_NOT_AVAILABLE);
NS_ENSURE_TRUE(mEventID == NS_QUERY_SELECTED_TEXT,
NS_ERROR_NOT_AVAILABLE);
*aReversed = mReversed;
return NS_OK;
}
NS_IMETHODIMP
nsQueryContentEventResult::GetLeft(int32_t *aLeft)
{
NS_ENSURE_TRUE(mSucceeded, NS_ERROR_NOT_AVAILABLE);
NS_ENSURE_TRUE(IsRectEnabled(mEventID),
NS_ERROR_NOT_AVAILABLE);
*aLeft = mRect.x;
return NS_OK;
}
NS_IMETHODIMP
nsQueryContentEventResult::GetWidth(int32_t *aWidth)
{
NS_ENSURE_TRUE(mSucceeded, NS_ERROR_NOT_AVAILABLE);
NS_ENSURE_TRUE(IsRectEnabled(mEventID),
NS_ERROR_NOT_AVAILABLE);
*aWidth = mRect.width;
return NS_OK;
}
NS_IMETHODIMP
nsQueryContentEventResult::GetTop(int32_t *aTop)
{
NS_ENSURE_TRUE(mSucceeded, NS_ERROR_NOT_AVAILABLE);
NS_ENSURE_TRUE(IsRectEnabled(mEventID),
NS_ERROR_NOT_AVAILABLE);
*aTop = mRect.y;
return NS_OK;
}
NS_IMETHODIMP
nsQueryContentEventResult::GetHeight(int32_t *aHeight)
{
NS_ENSURE_TRUE(mSucceeded, NS_ERROR_NOT_AVAILABLE);
NS_ENSURE_TRUE(IsRectEnabled(mEventID),
NS_ERROR_NOT_AVAILABLE);
*aHeight = mRect.height;
return NS_OK;
}
NS_IMETHODIMP
nsQueryContentEventResult::GetText(nsAString &aText)
{
NS_ENSURE_TRUE(mSucceeded, NS_ERROR_NOT_AVAILABLE);
NS_ENSURE_TRUE(mEventID == NS_QUERY_SELECTED_TEXT ||
mEventID == NS_QUERY_TEXT_CONTENT,
NS_ERROR_NOT_AVAILABLE);
aText = mString;
return NS_OK;
}
NS_IMETHODIMP
nsQueryContentEventResult::GetSucceeded(bool *aSucceeded)
{
NS_ENSURE_TRUE(mEventID != 0, NS_ERROR_NOT_INITIALIZED);
*aSucceeded = mSucceeded;
return NS_OK;
}
NS_IMETHODIMP
nsQueryContentEventResult::GetNotFound(bool *aNotFound)
{
NS_ENSURE_TRUE(mSucceeded, NS_ERROR_NOT_AVAILABLE);
NS_ENSURE_TRUE(mEventID == NS_QUERY_SELECTED_TEXT ||
mEventID == NS_QUERY_CHARACTER_AT_POINT,
NS_ERROR_NOT_AVAILABLE);
*aNotFound = (mOffset == WidgetQueryContentEvent::NOT_FOUND);
return NS_OK;
}
void
nsQueryContentEventResult::SetEventResult(nsIWidget* aWidget,
const WidgetQueryContentEvent &aEvent)
{
mEventID = aEvent.message;
mSucceeded = aEvent.mSucceeded;
mReversed = aEvent.mReply.mReversed;
mRect = aEvent.mReply.mRect;
mOffset = aEvent.mReply.mOffset;
mString = aEvent.mReply.mString;
if (!IsRectEnabled(mEventID) || !aWidget || !mSucceeded) {
return;
}
nsIWidget* topWidget = aWidget->GetTopLevelWidget();
if (!topWidget || topWidget == aWidget) {
return;
}
// Convert the top widget related coordinates to the given widget's.
nsIntPoint offset =
aWidget->WidgetToScreenOffset() - topWidget->WidgetToScreenOffset();
mRect.MoveBy(-offset);
}