summaryrefslogtreecommitdiff
path: root/demos/browser/bookmarks.h
blob: 8d46554f48dafcb15f884a43c96ecdb67f1de63b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the demonstration applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef BOOKMARKS_H
#define BOOKMARKS_H

#include <QtCore/QObject>
#include <QtCore/QAbstractItemModel>

#include <QtGui/QUndoCommand>

/*!
    Bookmark manager, owner of the bookmarks, loads, saves and basic tasks
  */
class AutoSaver;
class BookmarkNode;
class BookmarksModel;
class BookmarksManager : public QObject
{
    Q_OBJECT

signals:
    void entryAdded(BookmarkNode *item);
    void entryRemoved(BookmarkNode *parent, int row, BookmarkNode *item);
    void entryChanged(BookmarkNode *item);

public:
    BookmarksManager(QObject *parent = 0);
    ~BookmarksManager();

    void addBookmark(BookmarkNode *parent, BookmarkNode *node, int row = -1);
    void removeBookmark(BookmarkNode *node);
    void setTitle(BookmarkNode *node, const QString &newTitle);
    void setUrl(BookmarkNode *node, const QString &newUrl);
    void changeExpanded();

    BookmarkNode *bookmarks();
    BookmarkNode *menu();
    BookmarkNode *toolbar();

    BookmarksModel *bookmarksModel();
    QUndoStack *undoRedoStack() { return &m_commands; };

public slots:
    void importBookmarks();
    void exportBookmarks();

private slots:
    void save() const;

private:
    void load();

    bool m_loaded;
    AutoSaver *m_saveTimer;
    BookmarkNode *m_bookmarkRootNode;
    BookmarksModel *m_bookmarkModel;
    QUndoStack m_commands;

    friend class RemoveBookmarksCommand;
    friend class ChangeBookmarkCommand;
};

class RemoveBookmarksCommand : public QUndoCommand
{

public:
    RemoveBookmarksCommand(BookmarksManager *m_bookmarkManagaer, BookmarkNode *parent, int row);
    ~RemoveBookmarksCommand();
    void undo();
    void redo();

protected:
    int m_row;
    BookmarksManager *m_bookmarkManagaer;
    BookmarkNode *m_node;
    BookmarkNode *m_parent;
    bool m_done;
};

class InsertBookmarksCommand : public RemoveBookmarksCommand
{

public:
    InsertBookmarksCommand(BookmarksManager *m_bookmarkManagaer,
        BookmarkNode *parent, BookmarkNode *node, int row);
    void undo() { RemoveBookmarksCommand::redo(); }
    void redo() { RemoveBookmarksCommand::undo(); }

};

class ChangeBookmarkCommand : public QUndoCommand
{

public:
    ChangeBookmarkCommand(BookmarksManager *m_bookmarkManagaer,
        BookmarkNode *node, const QString &newValue, bool title);
    void undo();
    void redo();

private:
    BookmarksManager *m_bookmarkManagaer;
    bool m_title;
    QString m_oldValue;
    QString m_newValue;
    BookmarkNode *m_node;
};

/*!
    BookmarksModel is a QAbstractItemModel wrapper around the BookmarkManager
  */
#include <QtGui/QIcon>
class BookmarksModel : public QAbstractItemModel
{
    Q_OBJECT

public slots:
    void entryAdded(BookmarkNode *item);
    void entryRemoved(BookmarkNode *parent, int row, BookmarkNode *item);
    void entryChanged(BookmarkNode *item);

public:
    enum Roles {
        TypeRole = Qt::UserRole + 1,
        UrlRole = Qt::UserRole + 2,
        UrlStringRole = Qt::UserRole + 3,
        SeparatorRole = Qt::UserRole + 4
    };

    BookmarksModel(BookmarksManager *bookmarkManager, QObject *parent = 0);
    inline BookmarksManager *bookmarksManager() const { return m_bookmarksManager; }

    QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const;
    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
    int columnCount(const QModelIndex &parent = QModelIndex()) const;
    int rowCount(const QModelIndex &parent = QModelIndex()) const;
    QModelIndex index(int, int, const QModelIndex& = QModelIndex()) const;
    QModelIndex parent(const QModelIndex& index= QModelIndex()) const;
    Qt::ItemFlags flags(const QModelIndex &index) const;
    Qt::DropActions supportedDropActions () const;
    bool removeRows(int row, int count, const QModelIndex &parent = QModelIndex());
    bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole);
    QMimeData *mimeData(const QModelIndexList &indexes) const;
    QStringList mimeTypes() const;
    bool dropMimeData(const QMimeData *data,
        Qt::DropAction action, int row, int column, const QModelIndex &parent);
    bool hasChildren(const QModelIndex &parent = QModelIndex()) const;

    BookmarkNode *node(const QModelIndex &index) const;
    QModelIndex index(BookmarkNode *node) const;

private:

    bool m_endMacro;
    BookmarksManager *m_bookmarksManager;
};

// Menu that is dynamically populated from the bookmarks
#include "modelmenu.h"
class BookmarksMenu : public ModelMenu
{
    Q_OBJECT

signals:
    void openUrl(const QUrl &url);

public:
     BookmarksMenu(QWidget *parent = 0);
     void setInitialActions(QList<QAction*> actions);

protected:
    bool prePopulated();

private slots:
    void activated(const QModelIndex &index);

private:
    BookmarksManager *m_bookmarksManager;
    QList<QAction*> m_initialActions;
};

/*
    Proxy model that filters out the bookmarks so only the folders
    are left behind.  Used in the add bookmark dialog combobox.
 */
#include <QtGui/QSortFilterProxyModel>
class AddBookmarkProxyModel : public QSortFilterProxyModel
{
    Q_OBJECT
public:
    AddBookmarkProxyModel(QObject * parent = 0);
    int columnCount(const QModelIndex & parent = QModelIndex()) const;

protected:
    bool filterAcceptsRow(int source_row, const QModelIndex &source_parent) const;
};

/*!
    Add bookmark dialog
 */
#include "ui_addbookmarkdialog.h"
class AddBookmarkDialog : public QDialog, public Ui_AddBookmarkDialog
{
    Q_OBJECT

public:
    AddBookmarkDialog(const QString &url, const QString &title, QWidget *parent = 0, BookmarksManager *bookmarkManager = 0);

private slots:
    void accept();

private:
    QString m_url;
    BookmarksManager *m_bookmarksManager;
    AddBookmarkProxyModel *m_proxyModel;
};

#include "ui_bookmarks.h"
class TreeProxyModel;
class BookmarksDialog : public QDialog, public Ui_BookmarksDialog
{
    Q_OBJECT

signals:
    void openUrl(const QUrl &url);

public:
    BookmarksDialog(QWidget *parent = 0, BookmarksManager *manager = 0);
    ~BookmarksDialog();

private slots:
    void customContextMenuRequested(const QPoint &pos);
    void open();
    void newFolder();

private:
    void expandNodes(BookmarkNode *node);
    bool saveExpandedNodes(const QModelIndex &parent);

    BookmarksManager *m_bookmarksManager;
    BookmarksModel *m_bookmarksModel;
    TreeProxyModel *m_proxyModel;
};

#include <QtGui/QToolBar>
class BookmarksToolBar : public QToolBar
{
    Q_OBJECT

signals:
    void openUrl(const QUrl &url);

public:
    BookmarksToolBar(BookmarksModel *model, QWidget *parent = 0);
    void setRootIndex(const QModelIndex &index);
    QModelIndex rootIndex() const;

protected:
    void dragEnterEvent(QDragEnterEvent *event);
    void dropEvent(QDropEvent *event);

private slots:
    void triggered(QAction *action);
    void activated(const QModelIndex &index);
    void build();

private:
    BookmarksModel *m_bookmarksModel;
    QPersistentModelIndex m_root;
};

#endif // BOOKMARKS_H