summaryrefslogtreecommitdiffstats
path: root/cervisia/diffview.h
blob: a0bee44af40898bd52f72748fd688de340917f70 (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
/*
 *  Copyright (C) 1999-2002 Bernd Gehrmann
 *                          bernd@mail.berlios.de
 *
 * 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 of the License, 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */


#ifndef DIFFVIEW_H
#define DIFFVIEW_H


#include "qttableview.h"

#include <tqptrcollection.h>
#include <tqptrlist.h>


class KConfig;
class DiffViewItem;


class DiffViewItemList : public TQPtrList<DiffViewItem>
{
protected:
    virtual int compareItems(TQPtrCollection::Item item1, TQPtrCollection::Item item2);
};


class DiffView : public QtTableView
{
    Q_OBJECT
  TQ_OBJECT

public:
    enum DiffType { Change, Insert, Delete, Neutral, Unchanged, Separator };

    DiffView( KConfig& cfg, bool withlinenos, bool withmarker,
              TQWidget *tqparent=0, const char *name=0 );

    void setPartner(DiffView *other);

    void up()
        { setTopCell(topCell()-1); }
    void down()
        { setTopCell(topCell()+1); }
    void next()
        { setTopCell(topCell()+viewHeight()/cellHeight()); }
    void prior()
        { setTopCell(topCell()-viewHeight()/cellHeight()); }

    void addLine(const TQString &line, DiffType type, int no=-1);
    TQString stringAtLine(int lineno);
    void setCenterLine(int lineno);
    void setInverted(int lineno, bool inverted);
    int count();
    void removeAtOffset(int offset);
    void insertAtOffset(const TQString &line, DiffType type, int offset);
    void setCenterOffset(int offset);
    TQString stringAtOffset(int offset);
    TQByteArray compressedContent();

    virtual void setFont(const TQFont &font);
    virtual int cellWidth(int col);
    virtual TQSize tqsizeHint() const;
    virtual void paintCell(TQPainter *p, int row, int col);
    virtual void wheelEvent(TQWheelEvent *);
    const TQScrollBar *scrollBar() const
        { return verticalScrollBar(); }

protected slots:
    void vertPositionChanged(int val);
    void horzPositionChanged(int val);

private:
    int findLine(int lineno);
    DiffViewItemList items;
    bool linenos;
    bool marker;
    int textwidth;
    DiffView *partner;
    static const int BORDER;

    TQColor diffChangeColor;
    TQColor diffInsertColor;
    TQColor diffDeleteColor;

    int m_tabWidth;
    KConfig& partConfig;
};


class DiffZoomWidget : public TQFrame
{
    Q_OBJECT
  TQ_OBJECT

public:
    DiffZoomWidget(KConfig& cfg, TQWidget *tqparent=0, const char *name=0);
    ~DiffZoomWidget();

    void setDiffView(DiffView *view);
    TQSize tqsizeHint() const;

protected:
    void paintEvent(TQPaintEvent *);
    bool eventFilter(TQObject *, TQEvent *e);

private:
    DiffView *diffview;

    TQColor diffChangeColor;
    TQColor diffInsertColor;
    TQColor diffDeleteColor;
};

#endif


// Local Variables:
// c-basic-offset: 4
// End: