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/*
* Copyright (C) 2012 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#import "config.h"
#import "AlternativeTextUIController.h"
#if USE(DICTATION_ALTERNATIVES)
#import <AppKit/NSSpellChecker.h>
#import <AppKit/NSTextAlternatives.h>
#import <AppKit/NSView.h>
namespace WebCore {
uint64_t AlternativeTextUIController::AlernativeTextContextController::addAlternatives(const RetainPtr<NSTextAlternatives>& alternatives)
{
uint64_t context = reinterpret_cast<uint64_t>(alternatives.get());
if (!context)
return invalidContext;
if (alternativesForContext(context))
return context;
HashMapType::AddResult result = m_alternativesObjectMap.add(context, alternatives);
return result.isNewEntry ? context : invalidContext;
}
NSTextAlternatives* AlternativeTextUIController::AlernativeTextContextController::alternativesForContext(uint64_t context)
{
HashMapType::const_iterator itr = m_alternativesObjectMap.find(context);
if (itr == m_alternativesObjectMap.end())
return NULL;
return itr->value.get();
}
void AlternativeTextUIController::AlernativeTextContextController::removeAlternativesForContext(uint64_t context)
{
m_alternativesObjectMap.remove(context);
}
void AlternativeTextUIController::AlernativeTextContextController::clear()
{
m_alternativesObjectMap.clear();
}
uint64_t AlternativeTextUIController::addAlternatives(const RetainPtr<NSTextAlternatives>& alternatives)
{
return m_contextController.addAlternatives(alternatives);
}
Vector<String> AlternativeTextUIController::alternativesForContext(uint64_t context)
{
NSTextAlternatives* textAlternatives = m_contextController.alternativesForContext(context);
Vector<String> alternativeStrings;
for (NSString* string in textAlternatives.alternativeStrings)
alternativeStrings.append(string);
return alternativeStrings;
}
void AlternativeTextUIController::clear()
{
return m_contextController.clear();
}
void AlternativeTextUIController::showAlternatives(NSView* view, const FloatRect& boundingBoxOfPrimaryString, uint64_t context, void(^acceptanceHandler)(NSString*))
{
dismissAlternatives();
if (!view)
return;
m_view = view;
NSTextAlternatives* alternatives = m_contextController.alternativesForContext(context);
if (!alternatives)
return;
[[NSSpellChecker sharedSpellChecker] showCorrectionIndicatorOfType:NSCorrectionIndicatorTypeGuesses primaryString:alternatives.primaryString alternativeStrings:alternatives.alternativeStrings forStringInRect:boundingBoxOfPrimaryString view:m_view.get() completionHandler:^(NSString* acceptedString) {
if (acceptedString) {
handleAcceptedAlternative(acceptedString, context, alternatives);
acceptanceHandler(acceptedString);
}
}];
}
void AlternativeTextUIController::handleAcceptedAlternative(NSString* acceptedAlternative, uint64_t context, NSTextAlternatives* alternatives)
{
[alternatives noteSelectedAlternativeString:acceptedAlternative];
m_contextController.removeAlternativesForContext(context);
m_view.clear();
}
void AlternativeTextUIController::dismissAlternatives()
{
if (!m_view)
return;
[[NSSpellChecker sharedSpellChecker] dismissCorrectionIndicatorForView:m_view.get()];
}
void AlternativeTextUIController::removeAlternatives(uint64_t context)
{
m_contextController.removeAlternativesForContext(context);
}
}
#endif // USE(DICTATION_ALTERNATIVES)
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