1/*
2 * Copyright (C) 2020-2022 Roy Qu (royqh1979@gmail.com)
3 *
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <https://www.gnu.org/licenses/>.
16 */
17#ifndef CLASSBROWSER_H
18#define CLASSBROWSER_H
19
20#include <QAbstractItemModel>
21#include "parser/cppparser.h"
22
23struct ClassBrowserNode {
24 ClassBrowserNode* parent;
25 PStatement statement;
26 QVector<ClassBrowserNode *> children;
27// bool childrenFetched;
28};
29
30using PClassBrowserNode = std::shared_ptr<ClassBrowserNode>;
31
32class ColorSchemeItem;
33
34class ClassBrowserModel : public QAbstractItemModel{
35 Q_OBJECT
36 // QAbstractItemModel interface
37public:
38 explicit ClassBrowserModel(QObject* parent=nullptr);
39 ~ClassBrowserModel();
40 ClassBrowserModel& operator=(const ClassBrowserModel& model) = delete;
41
42 QModelIndex index(int row, int column, const QModelIndex &parent) const override;
43 QModelIndex parent(const QModelIndex &child) const override;
44 bool hasChildren(const QModelIndex &parent) const override;
45 int rowCount(const QModelIndex &parent) const override;
46 int columnCount(const QModelIndex &parent) const override;
47// void fetchMore(const QModelIndex &parent) override;
48// bool canFetchMore(const QModelIndex &parent) const override;
49 QVariant data(const QModelIndex &index, int role) const override;
50 const PCppParser &parser() const;
51 void setParser(const PCppParser &newCppParser);
52 void clear();
53 const QString &currentFile() const;
54 void setCurrentFile(const QString &newCurrentFile);
55 void beginUpdate();
56 void endUpdate();
57
58
59 const std::shared_ptr<QHash<StatementKind, std::shared_ptr<ColorSchemeItem> > > &colors() const;
60 void setColors(const std::shared_ptr<QHash<StatementKind, std::shared_ptr<ColorSchemeItem> > > &newColors);
61
62public slots:
63 void fillStatements();
64private:
65 void addChild(ClassBrowserNode* node, PStatement statement);
66 void addMembers();
67 void filterChildren(ClassBrowserNode * node, const StatementMap& statements);
68 PStatement createDummy(PStatement statement);
69private:
70 ClassBrowserNode * mRoot;
71 QHash<QString,PStatement> mDummyStatements;
72 QVector<PClassBrowserNode> mNodes;
73 PCppParser mParser;
74 bool mUpdating;
75 int mUpdateCount;
76 QMutex mMutex;
77 QString mCurrentFile;
78 std::shared_ptr<QHash<StatementKind, std::shared_ptr<ColorSchemeItem> > > mColors;
79
80};
81
82#endif // CLASSBROWSER_H
83