Lomiri
PromptsModel.h
1 /*
2  * Copyright (C) 2017 Canonical Ltd.
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; version 3.
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11  * GNU General Public License for more details.
12  *
13  * You should have received a copy of the GNU General Public License
14  * along with this program. If not, see <http://www.gnu.org/licenses/>.
15  *
16  */
17 
18 #pragma once
19 
20 #include <QAbstractListModel>
21 
22 class PromptsModel : public QAbstractListModel
23 {
24  Q_OBJECT
25 
26  Q_PROPERTY(int count READ rowCount NOTIFY countChanged)
27 
28 public:
29  enum PromptsModelRoles {
30  TypeRole = Qt::UserRole,
31  TextRole,
32  };
33  Q_ENUM(PromptsModelRoles)
34 
35  enum PromptType {
36  Message,
37  Error,
38  Secret,
39  Question,
40  Button,
41  };
42  Q_ENUM(PromptType)
43 
44  explicit PromptsModel(QObject* parent=0);
45 
46  PromptsModel& operator=(const PromptsModel &other);
47 
48  int rowCount(const QModelIndex &parent = QModelIndex()) const override;
49  QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
50  QHash<int, QByteArray> roleNames() const override;
51 
52  Q_INVOKABLE void prepend(const QString &text, PromptType type);
53  Q_INVOKABLE void append(const QString &text, PromptType type);
54 
55  void clear();
56 
57  bool hasPrompt() const;
58 
59 Q_SIGNALS:
60  void countChanged();
61 
62 private:
63  struct PromptInfo {
64  QString prompt;
65  PromptType type;
66  };
67 
68  QList<PromptInfo> m_prompts;
69  QHash<int, QByteArray> m_roleNames;
70 };