summaryrefslogtreecommitdiffstats
path: root/kooka/thumbview.h
blob: c16afa84bec04fa685d44e2cdd1b62999098d289 (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
/***************************************************************************
               thumbview.h  - Class to display thumbnailed images
                             -------------------
    begin                : Tue Apr 18 2002
    copyright            : (C) 2002 by Klaas Freitag
    email                : [email protected]

    $Id$
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *  This file may be distributed and/or modified under the terms of the    *
 *  GNU General Public License version 2 as published by the Free Software *
 *  Foundation and appearing in the file COPYING included in the           *
 *  packaging of this file.                                                *
 *
 *  As a special exception, permission is given to link this program       *
 *  with any version of the KADMOS ocr/icr engine of reRecognition GmbH,   *
 *  Kreuzlingen and distribute the resulting executable without            *
 *  including the source code for KADMOS in the source distribution.       *
 *
 *  As a special exception, permission is given to link this program       *
 *  with any edition of Qt, and distribute the resulting executable,       *
 *  without including the source code for Qt in the source distribution.   *
 *                                                                         *
 ***************************************************************************/

#ifndef __THUMBVIEW_H__
#define __THUMBVIEW_H__

#include <qwidget.h>
#include <qimage.h>
#include <qpixmap.h>
#include <qcolor.h>
#include <qvbox.h>

#include <kiconview.h>
#include <kurl.h>
#include <kio/previewjob.h>
#include <kfileitem.h>
#include <kfileiconview.h>

/* KConfig group definitions */
#define MARGIN_COLOR1 "MarginColor1"
#define MARGIN_COLOR2 "MarginColor2"
#define PIXMAP_WIDTH  "pixmapWidth"
#define PIXMAP_HEIGHT "pixmapHeight"
#define THUMB_MARGIN  "thumbnailMargin"
#define THUMB_GROUP   "thumbnailView"
#define BG_WALLPAPER  "BackGroundTile"
#define STD_TILE_IMG  "kooka/pics/thumbviewtile.png"

class QPixmap;
class QListViewItem;
class KProgress;
class KIO::PreviewJob;

class ThumbView: public QVBox /* KIconView */
{
   Q_OBJECT

public:

   ThumbView( QWidget *parent, const char *name=0 );
   ~ThumbView();

   void setCurrentDir( const KURL& s)
      { m_currentDir = s; }
   KURL currentDir( ) const
      { return m_currentDir; }

   QSize tumbSize( ) const
      {
	 return( QSize( m_pixWidth, m_pixHeight ));
      }

   int thumbMargin() const
      {
	 return m_thumbMargin;
      }
public slots:
   void slSetThumbSize( int w, int h )
      {
	 m_pixWidth  = w;
	 m_pixHeight = h;
      }
   void slSetThumbSize( const QSize& s )
      {
	 m_pixWidth  = s.width();
	 m_pixHeight = s.height();
      }

   void slSetThumbMargin( int m )
      {
	 m_thumbMargin = m;
      }

   void slNewFileItems( const KFileItemList& );
   void slGotPreview( const KFileItem*, const QPixmap& );
   void slPreviewResult( KIO::Job* );

   /**
    *  This connects to the IconView's executed signal and tells the packager
    *  to select the image
    */
   void slDoubleClicked( QIconViewItem* );

   /**
    *  indication that a image changed, needs to be reloaded.
    */
   void slImageChanged( KFileItem * );
   void slImageDeleted( KFileItem * );
   void slSetBackGround( );
   void slCheckForUpdate( KFileItem* );
   bool readSettings();
   void clear();

    void slImageRenamed( KFileItem*, const KURL& );

protected:

   void saveConfig();

signals:
   /**
    * selects a QListViewItem from the thumbnail. This signal only makes
    * sense if connected to a ScanPackager.
    */
   void selectFromThumbnail( const KURL& );

private:
   QPixmap createPixmap( const QPixmap& ) const;

   bool    deleteImage( KFileItem* );
   KIconView *m_iconView;
   KProgress *m_progress;

   KURL    m_currentDir;
   QPixmap m_basePix;
   int     m_pixWidth;
   int     m_pixHeight;
   int     m_thumbMargin;
   QColor  m_marginColor1;
   QColor  m_marginColor2;
   QString m_bgImg;
   int     m_cntJobsStarted;
   KIO::PreviewJob *m_job;

    KFileItemList m_pendingJobs;
};

#endif