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kimagefilepreview.h
1/*
2 *
3 * This file is part of the KDE project.
4 * Copyright (C) 2001 Martin R. Jones <mjones@kde.org>
5 * 2001 Carsten Pfeiffer <pfeiffer@kde.org>
6 *
7 * You can Freely distribute this program under the GNU Library General Public
8 * License. See the file "COPYING" for the exact licensing terms.
9 */
10
11#ifndef KIMAGEFILEPREVIEW_H
12#define KIMAGEFILEPREVIEW_H
13
14#include <tqpixmap.h>
15
16#include <kurl.h>
17#include <kpreviewwidgetbase.h>
18
19class TQCheckBox;
20class TQPushButton;
21class TQLabel;
22class TQTimer;
23
24class KFileDialog;
25class KFileItem;
26namespace TDEIO { class Job; class PreviewJob; }
27
31class TDEIO_EXPORT KImageFilePreview : public KPreviewWidgetBase
32{
33 TQ_OBJECT
34
35 public:
36 KImageFilePreview(TQWidget *parent);
37 ~KImageFilePreview();
38
39 virtual TQSize sizeHint() const;
40
41 public slots:
42 virtual void showPreview(const KURL &url);
43 virtual void clearPreview();
44
45 protected slots:
46 void showPreview();
47 void showPreview( const KURL& url, bool force );
48
49 void toggleAuto(bool);
50 virtual void gotPreview( const KFileItem*, const TQPixmap& );
51
52 protected:
53 virtual void resizeEvent(TQResizeEvent *e);
54 virtual TDEIO::PreviewJob * createJob( const KURL& url,
55 int w, int h );
56
57 private slots:
58 void slotResult( TDEIO::Job * );
59 virtual void slotFailed( const KFileItem* );
60
61 private:
62 bool autoMode;
63 KURL currentURL;
64 TQTimer *timer;
65 TQLabel *imageLabel;
66 TQLabel *infoLabel;
67 TQCheckBox *autoPreview;
68 TQPushButton *previewButton;
69 TDEIO::PreviewJob *m_job;
70 protected:
71 virtual void virtual_hook( int id, void* data );
72 private:
73 class KImageFilePreviewPrivate;
74 KImageFilePreviewPrivate *d;
75};
76
77#endif // KIMAGEFILEPREVIEW_H
KFileDialog
Provides a user (and developer) friendly way to select files and directories.
Definition: tdefiledialog.h:77
KImageFilePreview
Image preview widget for the file dialog.
Definition: kimagefilepreview.h:32
KPreviewWidgetBase
Abstract baseclass for all preview widgets which shall be used via KFileDialog::setPreviewWidget(cons...
Definition: kpreviewwidgetbase.h:45
KPreviewWidgetBase::showPreview
virtual void showPreview(const KURL &url)=0
This slot is called every time the user selects another file in the file dialog.
KPreviewWidgetBase::clearPreview
virtual void clearPreview()=0
Reimplement this to clear the preview.

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