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 CARETLIST_H
18#define CARETLIST_H
19#include <QString>
20#include <memory>
21#include <QVector>
22#include <QObject>
23
24class Editor;
25
26struct EditorCaret{
27 Editor* editor;
28 int line;
29 int aChar;
30};
31using PEditorCaret = std::shared_ptr<EditorCaret>;
32
33class CaretList:public QObject
34{
35 Q_OBJECT
36public:
37 explicit CaretList(QObject* parent = nullptr);
38public:
39 void addCaret(Editor *editor, int line, int aChar);
40 bool hasPrevious() const;
41 bool hasNext() const;
42 PEditorCaret gotoAndGetPrevious();
43 PEditorCaret gotoAndGetNext();
44 void removeEditor(const Editor* editor);
45 void reset();
46 void pause();
47 void unPause();
48public slots:
49 void linesDeleted(const Editor* editor, int firstLine, int count);
50 void linesInserted(const Editor* editor, int firstLine, int count);
51private:
52 void removeCaret(int index);
53private:
54 QVector<PEditorCaret> mList;
55 int mIndex;
56 bool mPauseAdd;
57};
58
59#endif // CARETLIST_H
60