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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#pragma once
#include "clangcompletionassistinterface.h"
#include <cpptools/cppcompletionassistprocessor.h>
#include <clangsupport/codecompletion.h>
#include <QCoreApplication>
#include <QTextCursor>
namespace ClangCodeModel {
namespace Internal {
using ClangBackEnd::CodeCompletions;
using ClangBackEnd::CompletionCorrection;
class ClangCompletionAssistProcessor : public CppTools::CppCompletionAssistProcessor
{
Q_DECLARE_TR_FUNCTIONS(ClangCodeModel::Internal::ClangCompletionAssistProcessor)
public:
ClangCompletionAssistProcessor();
~ClangCompletionAssistProcessor() override;
TextEditor::IAssistProposal *perform(const TextEditor::AssistInterface *interface) override;
void handleAvailableCompletions(const CodeCompletions &completions);
bool running() final { return m_requestSent; }
const TextEditor::TextEditorWidget *textEditorWidget() const;
private:
void cancel() override;
TextEditor::IAssistProposal *startCompletionHelper();
int startOfOperator(int pos, unsigned *kind, bool wantFunctionCall) const;
int findStartOfName(int pos = -1) const;
bool accepts() const;
TextEditor::IAssistProposal *createProposal();
TextEditor::IAssistProposal *createFunctionHintProposal(
const CodeCompletions &completions);
bool completeInclude(const QTextCursor &cursor);
bool completeInclude(int position);
void completeIncludePath(const QString &realPath, const QStringList &suffixes);
bool completePreprocessorDirectives();
bool completeDoxygenKeywords();
void addCompletionItem(const QString &text,
const QIcon &icon = QIcon(),
int order = 0);
struct UnsavedFileContentInfo {
QByteArray unsavedContent;
bool isDocumentModified = false;
};
UnsavedFileContentInfo unsavedFileContent(const QByteArray &customFileContent) const;
void sendFileContent(const QByteArray &customFileContent);
bool sendCompletionRequest(int position,
const QByteArray &customFileContent,
int functionNameStartPosition = -1);
CodeCompletions applyCompletionFixIt(const CodeCompletions &completions);
private:
struct Position { int line; int column; };
Position extractLineColumn(int position);
QScopedPointer<const ClangCompletionAssistInterface> m_interface;
unsigned m_completionOperator;
enum CompletionRequestType { NormalCompletion, FunctionHintCompletion };
CompletionRequestType m_sentRequestType = NormalCompletion;
bool m_requestSent = false;
bool m_addSnippets = false; // For type == Type::NormalCompletion
bool m_fallbackToNormalCompletion = true;
};
} // namespace Internal
} // namespace ClangCodeModel
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