lib/tabwidget/tabmodel.h

0001 /* ============================================================
0002 * Falkon - Qt web browser
0003 * Copyright (C) 2018 David Rosca <nowrep@gmail.com>
0004 *
0005 * This program is free software: you can redistribute it and/or modify
0006 * it under the terms of the GNU General Public License as published by
0007 * the Free Software Foundation, either version 3 of the License, or
0008 * (at your option) any later version.
0009 *
0010 * This program is distributed in the hope that it will be useful,
0011 * but WITHOUT ANY WARRANTY; without even the implied warranty of
0012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
0013 * GNU General Public License for more details.
0014 *
0015 * You should have received a copy of the GNU General Public License
0016 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
0017 * ============================================================ */
0018 #pragma once
0019
0020 #include <QPointer>
0021 #include <QMimeData>
0022 #include <QAbstractListModel>
0023
0024 #include "qzcommon.h"
0025
0026 class WebTab;
0027 class BrowserWindow;
0028
0029 class FALKON_EXPORT TabModelMimeData : public QMimeData
0030 {
0031     Q_OBJECT
0032
0033 public:
0034     explicit TabModelMimeData();
0035
0036     WebTab *tab() const;
0037     void setTab(WebTab *tab);
0038
0039     bool hasFormat(const QString &format) const override;
0040     QStringList formats() const override;
0041
0042     static QString mimeType();
0043
0044 private:
0045     QPointer<WebTab> m_tab;
0046 };
0047
0048 class FALKON_EXPORT TabModel : public QAbstractListModel
0049 {
0050     Q_OBJECT
0051
0052 public:
0053     enum Roles {
0054         WebTabRole = Qt::UserRole + 1,
0055         TitleRole = Qt::UserRole + 2,
0056         IconRole = Qt::UserRole + 3,
0057         PinnedRole = Qt::UserRole + 4,
0058         RestoredRole = Qt::UserRole + 5,
0059         CurrentTabRole = Qt::UserRole + 6,
0060         LoadingRole = Qt::UserRole + 7,
0061         AudioPlayingRole = Qt::UserRole + 8,
0062         AudioMutedRole = Qt::UserRole + 9,
0063         BackgroundActivityRole = Qt::UserRole + 10
0064     };
0065
0066     explicit TabModel(BrowserWindow *window, QObject *parent = nullptr);
0067
0068     QModelIndex tabIndex(WebTab *tab) const;
0069     WebTab *tab(const QModelIndex &index) const;
0070
0071     int rowCount(const QModelIndex &parent = QModelIndex()) const override;
0072     Qt::ItemFlags flags(const QModelIndex &index) const override;
0073     QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
0074
0075     Qt::DropActions supportedDropActions() const override;
0076     QStringList mimeTypes() const override;
0077     QMimeData *mimeData(const QModelIndexList &indexes) const override;
0078     bool canDropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent) const override;
0079     bool dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent) override;
0080
0081 private:
0082     void init();
0083     void tabInserted(int index);
0084     void tabRemoved(int index);
0085     void tabMoved(int from, int to);
0086
0087     BrowserWindow *m_window;
0088     QVector<WebTab*> m_tabs;
0089 };