1 /**************************************************************************** 2 ** 3 ** Copyright (C) 2016 The Qt Company Ltd. 4 ** Contact: https://www.qt.io/licensing/ 5 ** 6 ** This file is part of Qt Creator. 7 ** 8 ** Commercial License Usage 9 ** Licensees holding valid commercial Qt licenses may use this file in 10 ** accordance with the commercial license agreement provided with the 11 ** Software or, alternatively, in accordance with the terms contained in 12 ** a written agreement between you and The Qt Company. For licensing terms 13 ** and conditions see https://www.qt.io/terms-conditions. For further 14 ** information use the contact form at https://www.qt.io/contact-us. 15 ** 16 ** GNU General Public License Usage 17 ** Alternatively, this file may be used under the terms of the GNU 18 ** General Public License version 3 as published by the Free Software 19 ** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT 20 ** included in the packaging of this file. Please review the following 21 ** information to ensure the GNU General Public License requirements will 22 ** be met: https://www.gnu.org/licenses/gpl-3.0.html. 23 ** 24 ****************************************************************************/ 25 26 #pragma once 27 28 #include "clangcompletionassistinterface.h" 29 30 #include <cpptools/cppcompletionassistprocessor.h> 31 32 #include <clangsupport/codecompletion.h> 33 34 #include <QCoreApplication> 35 #include <QTextCursor> 36 37 namespace ClangCodeModel { 38 namespace Internal { 39 40 using ClangBackEnd::CodeCompletions; 41 using ClangBackEnd::CompletionCorrection; 42 43 class ClangCompletionAssistProcessor : public CppTools::CppCompletionAssistProcessor 44 { 45 Q_DECLARE_TR_FUNCTIONS(ClangCodeModel::Internal::ClangCompletionAssistProcessor) 46 47 public: 48 ClangCompletionAssistProcessor(); 49 ~ClangCompletionAssistProcessor() override; 50 51 TextEditor::IAssistProposal *perform(const TextEditor::AssistInterface *interface) override; 52 53 void handleAvailableCompletions(const CodeCompletions &completions); running()54 bool running() final { return m_requestSent; } 55 56 const TextEditor::TextEditorWidget *textEditorWidget() const; 57 58 private: 59 void cancel() override; 60 TextEditor::IAssistProposal *startCompletionHelper(); 61 int startOfOperator(int pos, unsigned *kind, bool wantFunctionCall) const; 62 int findStartOfName(int pos = -1) const; 63 bool accepts() const; 64 65 TextEditor::IAssistProposal *createProposal(); 66 TextEditor::IAssistProposal *createFunctionHintProposal( 67 const CodeCompletions &completions); 68 69 QList<TextEditor::AssistProposalItemInterface *> toAssistProposalItems( 70 const CodeCompletions &completions) const; 71 bool completeInclude(const QTextCursor &cursor); 72 bool completeInclude(int position); 73 void completeIncludePath(const QString &realPath, const QStringList &suffixes); 74 bool completePreprocessorDirectives(); 75 bool completeDoxygenKeywords(); 76 void addCompletionItem(const QString &text, 77 const QIcon &icon = QIcon(), 78 int order = 0); 79 80 struct UnsavedFileContentInfo { 81 QByteArray unsavedContent; 82 bool isDocumentModified = false; 83 }; 84 UnsavedFileContentInfo unsavedFileContent(const QByteArray &customFileContent) const; 85 86 void sendFileContent(const QByteArray &customFileContent); 87 bool sendCompletionRequest(int position, 88 const QByteArray &customFileContent, 89 int functionNameStartPosition = -1); 90 91 CodeCompletions applyCompletionFixIt(const CodeCompletions &completions); 92 93 private: 94 struct Position { int line; int column; }; 95 Position extractLineColumn(int position); 96 97 QScopedPointer<const ClangCompletionAssistInterface> m_interface; 98 unsigned m_completionOperator; 99 enum CompletionRequestType { NormalCompletion, FunctionHintCompletion }; 100 CompletionRequestType m_sentRequestType = NormalCompletion; 101 int m_position = -1; 102 QByteArray m_content; 103 bool m_requestSent = false; 104 bool m_addSnippets = false; // For type == Type::NormalCompletion 105 bool m_fallbackToNormalCompletion = true; 106 }; 107 108 } // namespace Internal 109 } // namespace ClangCodeModel 110