1 /**************************************************************************** 2 ** 3 ** Copyright (C) 2016 Lorenz Haas 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 <QPlainTextEdit> 29 #include <QRegularExpression> 30 #include <QString> 31 #include <QStringList> 32 #include <QSyntaxHighlighter> 33 #include <QTextCharFormat> 34 35 QT_BEGIN_NAMESPACE 36 class QCompleter; 37 class QStringListModel; 38 class QTextDocument; 39 QT_END_NAMESPACE 40 41 namespace Beautifier { 42 namespace Internal { 43 44 class AbstractSettings; 45 46 class ConfigurationSyntaxHighlighter : public QSyntaxHighlighter 47 { 48 Q_OBJECT 49 50 public: 51 explicit ConfigurationSyntaxHighlighter(QTextDocument *parent); 52 void setKeywords(const QStringList &keywords); 53 void setCommentExpression(const QRegularExpression &rx); 54 55 protected: 56 void highlightBlock(const QString &text) override; 57 58 private: 59 QRegularExpression m_expressionKeyword; 60 QRegularExpression m_expressionComment; 61 QTextCharFormat m_formatKeyword; 62 QTextCharFormat m_formatComment; 63 }; 64 65 class ConfigurationEditor : public QPlainTextEdit 66 { 67 Q_OBJECT 68 69 public: 70 explicit ConfigurationEditor(QWidget *parent = nullptr); 71 void setSettings(AbstractSettings *settings); 72 void setCommentExpression(const QRegularExpression &rx); 73 74 protected: 75 bool eventFilter(QObject *object, QEvent *event) override; 76 void keyPressEvent(QKeyEvent *event) override; 77 78 signals: 79 void documentationChanged(const QString &word, const QString &documentation); 80 81 private: 82 void insertCompleterText(const QString &text); 83 void updateDocumentation(); 84 QTextCursor cursorForTextUnderCursor(QTextCursor tc = QTextCursor()) const; 85 86 AbstractSettings *m_settings = nullptr; 87 QCompleter *m_completer; 88 QStringListModel *m_model; 89 ConfigurationSyntaxHighlighter *m_highlighter; 90 QString m_lastDocumentation; 91 }; 92 93 } // namespace Internal 94 } // namespace Beautifier 95