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