forked from qt-creator/qt-creator
0852f889d1
Handle the case when we try to show the function hint but do not find any completion. Do not fall back to the normal code completion in such case. Fixes: QTCREATORBUG-21624 Change-Id: I147d71b8970c18d49947f68786347a9db97736bb Reviewed-by: Marco Bubke <marco.bubke@qt.io>
105 lines
3.9 KiB
C++
105 lines
3.9 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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****************************************************************************/
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#pragma once
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#include "clangcompletionassistinterface.h"
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#include <cpptools/cppcompletionassistprocessor.h>
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#include <clangsupport/codecompletion.h>
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#include <QCoreApplication>
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#include <QTextCursor>
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namespace ClangCodeModel {
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namespace Internal {
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using ClangBackEnd::CodeCompletions;
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using ClangBackEnd::CompletionCorrection;
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class ClangCompletionAssistProcessor : public CppTools::CppCompletionAssistProcessor
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{
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Q_DECLARE_TR_FUNCTIONS(ClangCodeModel::Internal::ClangCompletionAssistProcessor)
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public:
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ClangCompletionAssistProcessor();
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~ClangCompletionAssistProcessor() override;
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TextEditor::IAssistProposal *perform(const TextEditor::AssistInterface *interface) override;
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void handleAvailableCompletions(const CodeCompletions &completions);
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bool running() final { return m_requestSent; }
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const TextEditor::TextEditorWidget *textEditorWidget() const;
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private:
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TextEditor::IAssistProposal *startCompletionHelper();
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int startOfOperator(int pos, unsigned *kind, bool wantFunctionCall) const;
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int findStartOfName(int pos = -1) const;
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bool accepts() const;
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TextEditor::IAssistProposal *createProposal();
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TextEditor::IAssistProposal *createFunctionHintProposal(
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const CodeCompletions &completions);
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bool completeInclude(const QTextCursor &cursor);
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bool completeInclude(int position);
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void completeIncludePath(const QString &realPath, const QStringList &suffixes);
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bool completePreprocessorDirectives();
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bool completeDoxygenKeywords();
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void addCompletionItem(const QString &text,
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const QIcon &icon = QIcon(),
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int order = 0);
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struct UnsavedFileContentInfo {
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QByteArray unsavedContent;
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bool isDocumentModified = false;
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};
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UnsavedFileContentInfo unsavedFileContent(const QByteArray &customFileContent) const;
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void sendFileContent(const QByteArray &customFileContent);
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bool sendCompletionRequest(int position,
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const QByteArray &customFileContent,
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int functionNameStartPosition = -1);
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CodeCompletions applyCompletionFixIt(const CodeCompletions &completions);
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private:
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struct Position { int line; int column; };
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Position extractLineColumn(int position);
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QScopedPointer<const ClangCompletionAssistInterface> m_interface;
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unsigned m_completionOperator;
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enum CompletionRequestType { NormalCompletion, FunctionHintCompletion };
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CompletionRequestType m_sentRequestType = NormalCompletion;
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bool m_requestSent = false;
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bool m_addSnippets = false; // For type == Type::NormalCompletion
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bool m_fallbackToNormalCompletion = true;
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};
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} // namespace Internal
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} // namespace ClangCodeModel
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