summaryrefslogtreecommitdiff
path: root/src/history.h
blob: 1b504333266637b9a75c98385ccc3730400d1a47 (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
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
/* ============================================================
*
* This file is a part of the rekonq project
*
* Copyright (C) 2007-2008 Trolltech ASA. All rights reserved
* Copyright (C) 2008 Benjamin C. Meyer <ben@meyerhome.net>
* Copyright (C) 2008-2009 by Andrea Diamantini <adjam7 at gmail dot com>
*
*
* This program is free software; you can redistribute it
* and/or modify it under the terms of the GNU General
* Public License as published by the Free Software Foundation;
* either version 2, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* ============================================================ */


#ifndef HISTORY_H
#define HISTORY_H

// Local Includes
#include "modelmenu.h"

// KDE Includes
#include <KAction>
#include <KUrl>

// Qt Includes
#include <QDateTime>
#include <QHash>
#include <QObject>
#include <QTimer>
#include <QSortFilterProxyModel>
#include <QWebHistoryInterface>


/**
 * Elements in this class represent an history item
 *
 */

class HistoryItem
{
public:
    HistoryItem() {}
<<<<<<< HEAD:src/history.h
    HistoryItem(const QString &u,
                const QDateTime &d = QDateTime(), const QString &t = QString())
=======
    explicit HistoryItem(const QString &u,
                         const QDateTime &d = QDateTime(), 
                         const QString &t = QString()
                        )
>>>>>>> master:src/history.h
            : title(t), url(u), dateTime(d) {}

    inline bool operator==(const HistoryItem &other) const
    {
        return other.title == title
               && other.url == url && other.dateTime == dateTime;
    }

    // history is sorted in reverse
    inline bool operator <(const HistoryItem &other) const
    {
        return dateTime > other.dateTime;
    }

    QString title;
    QString url;
    QDateTime dateTime;
};



// ---------------------------------------------------------------------------------------------------------------


class AutoSaver;
class HistoryModel;
class HistoryFilterModel;
class HistoryTreeModel;


class HistoryManager : public QWebHistoryInterface
{
    Q_OBJECT
    Q_PROPERTY(int historyLimit READ historyLimit WRITE setHistoryLimit)

signals:
    void historyReset();
    void entryAdded(const HistoryItem &item);
    void entryRemoved(const HistoryItem &item);
    void entryUpdated(int offset);

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

    bool historyContains(const QString &url) const;
    void addHistoryEntry(const QString &url);
    void updateHistoryEntry(const KUrl &url, const QString &title);
    void removeHistoryEntry(const KUrl &url, const QString &title = QString());

    int historyLimit() const;
    void setHistoryLimit(int limit);

    QList<HistoryItem> history() const;
    void setHistory(const QList<HistoryItem> &history, bool loadedAndSorted = false);

    // History manager keeps around these models for use by the completer and other classes
    HistoryModel *historyModel() const;
    HistoryFilterModel *historyFilterModel() const;
    HistoryTreeModel *historyTreeModel() const;

public slots:
    void clear();
    void loadSettings();

private slots:
    void save();
    void checkForExpired();

protected:
    void addHistoryEntry(const HistoryItem &item);
    void removeHistoryEntry(const HistoryItem &item);

private:
    void load();

    AutoSaver *m_saveTimer;
    int m_historyLimit;
    QTimer m_expiredTimer;
    QList<HistoryItem> m_history;
    QString m_lastSavedUrl;

    HistoryModel *m_historyModel;
    HistoryFilterModel *m_historyFilterModel;
    HistoryTreeModel *m_historyTreeModel;
};


// --------------------------------------------------------------------------------------------------------


class HistoryModel : public QAbstractTableModel
{
    Q_OBJECT

public slots:
    void historyReset();
    void entryAdded();
    void entryUpdated(int offset);

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

<<<<<<< HEAD:src/history.h
    HistoryModel(HistoryManager *history, QObject *parent = 0);
=======
    explicit HistoryModel(HistoryManager *history, QObject *parent = 0);
>>>>>>> master:src/history.h
    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;
    bool removeRows(int row, int count, const QModelIndex &parent = QModelIndex());

private:
    HistoryManager *m_history;
};


// ----------------------------------------------------------------------------------------------------

/**
 * Proxy model that will remove any duplicate entries.
 * Both m_sourceRow and m_historyHash store their offsets not from
 * the front of the list, but as offsets from the back.
 *
 */

class HistoryFilterModel : public QAbstractProxyModel
{
    Q_OBJECT

public:
<<<<<<< HEAD:src/history.h
    HistoryFilterModel(QAbstractItemModel *sourceModel, QObject *parent = 0);
=======
    explicit HistoryFilterModel(QAbstractItemModel *sourceModel, QObject *parent = 0);
>>>>>>> master:src/history.h

    inline bool historyContains(const QString &url) const
    {
        load(); return m_historyHash.contains(url);
    }
    int historyLocation(const QString &url) const;

    QModelIndex mapFromSource(const QModelIndex &sourceIndex) const;
    QModelIndex mapToSource(const QModelIndex &proxyIndex) const;
    void setSourceModel(QAbstractItemModel *sourceModel);
    QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const;
    int rowCount(const QModelIndex &parent = QModelIndex()) const;
    int columnCount(const QModelIndex &parent = QModelIndex()) const;
    QModelIndex index(int, int, const QModelIndex& = QModelIndex()) const;
    QModelIndex parent(const QModelIndex& index = QModelIndex()) const;
    bool removeRows(int row, int count, const QModelIndex &parent = QModelIndex());
    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;

private slots:
    void sourceReset();
    void sourceDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight);
    void sourceRowsInserted(const QModelIndex &parent, int start, int end);
    void sourceRowsRemoved(const QModelIndex &, int, int);

private:
    void load() const;

    mutable QList<int> m_sourceRow;
    mutable QHash<QString, int> m_historyHash;
    mutable bool m_loaded;
};


// ----------------------------------------------------------------------------------------------------------------------

/**
 * The history menu
 * - Removes the first twenty entries and puts them as children of the top level.
 * - If there are less then twenty entries then the first folder is also removed.
 *
 * The mapping is done by knowing that HistoryTreeModel is over a table
 * We store that row offset in our index's private data.
 *
 */

class HistoryMenuModel : public QAbstractProxyModel
{
    Q_OBJECT

public:
<<<<<<< HEAD:src/history.h
    HistoryMenuModel(HistoryTreeModel *sourceModel, QObject *parent = 0);
=======
    explicit HistoryMenuModel(HistoryTreeModel *sourceModel, QObject *parent = 0);
>>>>>>> master:src/history.h
    int columnCount(const QModelIndex &parent) const;
    int rowCount(const QModelIndex &parent = QModelIndex()) const;
    QModelIndex mapFromSource(const QModelIndex & sourceIndex) const;
    QModelIndex mapToSource(const QModelIndex & proxyIndex) const;
    QModelIndex index(int, int, const QModelIndex &parent = QModelIndex()) const;
    QModelIndex parent(const QModelIndex &index = QModelIndex()) const;

    int bumpedRows() const;

private:
    HistoryTreeModel *m_treeModel;
};


// ---------------------------------------------------------------------------------------------

/**
 * Menu that is dynamically populated from the history
 *
 */

class HistoryMenu : public ModelMenu
{
    Q_OBJECT

signals:
    void openUrl(const KUrl &url);

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

protected:
    bool prePopulated();
    void postPopulated();

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

private:
    HistoryManager *m_history;
    HistoryMenuModel *m_historyMenuModel;
    QList<QAction*> m_initialActions;
};


// ----------------------------------------------------------------------------------------

/**
 * Proxy model for the history model that
 * exposes each url http://www.foo.com and
 * it url starting at the host www.foo.com
 *
 */

class HistoryCompletionModel : public QAbstractProxyModel
{
    Q_OBJECT

public:
    HistoryCompletionModel(QObject *parent = 0);
    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
    int rowCount(const QModelIndex &parent = QModelIndex()) const;
    int columnCount(const QModelIndex &parent = QModelIndex()) const;
    QModelIndex mapFromSource(const QModelIndex &sourceIndex) const;
    QModelIndex mapToSource(const QModelIndex &proxyIndex) const;
    QModelIndex index(int, int, const QModelIndex& = QModelIndex()) const;
    QModelIndex parent(const QModelIndex& index = QModelIndex()) const;
    void setSourceModel(QAbstractItemModel *sourceModel);

private slots:
    void sourceReset();

};


// ---------------------------------------------------------------------------------------

/**
 * Proxy model for the history model that converts the list
 * into a tree, one top level node per day.
 * Used in the HistoryDialog.
 *
 */

class HistoryTreeModel : public QAbstractProxyModel
{
    Q_OBJECT

public:
<<<<<<< HEAD:src/history.h
    HistoryTreeModel(QAbstractItemModel *sourceModel, QObject *parent = 0);
=======
    explicit HistoryTreeModel(QAbstractItemModel *sourceModel, QObject *parent = 0);
>>>>>>> master:src/history.h
    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
    int columnCount(const QModelIndex &parent) const;
    int rowCount(const QModelIndex &parent = QModelIndex()) const;
    QModelIndex mapFromSource(const QModelIndex &sourceIndex) const;
    QModelIndex mapToSource(const QModelIndex &proxyIndex) const;
    QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const;
    QModelIndex parent(const QModelIndex &index = QModelIndex()) const;
    bool hasChildren(const QModelIndex &parent = QModelIndex()) const;
    Qt::ItemFlags flags(const QModelIndex &index) const;
    bool removeRows(int row, int count, const QModelIndex &parent = QModelIndex());
    QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const;

    void setSourceModel(QAbstractItemModel *sourceModel);

private slots:
    void sourceReset();
    void sourceRowsInserted(const QModelIndex &parent, int start, int end);
    void sourceRowsRemoved(const QModelIndex &parent, int start, int end);

private:
    int sourceDateRow(int row) const;
    mutable QList<int> m_sourceRowCache;

};


// -----------------------------------------------------------------------------------------------------------------

/**
 * A modified QSortFilterProxyModel that always accepts
 * the root nodes in the tree
 * so filtering is only done on the children.
 * Used in the HistoryDialog.
 *
 */

class TreeProxyModel : public QSortFilterProxyModel
{
    Q_OBJECT

public:
    TreeProxyModel(QObject *parent = 0);

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


// ------------------------------------------------------------------------------------------

#include "ui_history.h"

class HistoryDialog : public QDialog, public Ui_HistoryDialog
{
    Q_OBJECT

signals:
    void openUrl(const KUrl &url);

public:
    HistoryDialog(QWidget *parent = 0, HistoryManager *history = 0);

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

};

#endif // HISTORY_H