/
qgsfiledropedit.h
78 lines (62 loc) · 2.36 KB
/
qgsfiledropedit.h
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
/***************************************************************************
qgsfiledropedit.h - File Dropable LineEdit
--------------------------------------
Date : 31-Jan-2007
Copyright : (C) 2007 by Tom Elwertowski
Email : telwertowski at users dot sourceforge dot net
***************************************************************************
* *
* 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. *
* *
***************************************************************************/
#ifndef QGSFILEDROPEDIT_H
#define QGSFILEDROPEDIT_H
#include <QLineEdit>
#include "qgis.h"
#include "qgis_gui.h"
/** \ingroup gui
* A line edit for capturing file names that can have files dropped onto
* it via drag & drop.
*
* Dropping can be limited to files only, files with a specific extension
or directories only. By default, dropping is limited to files only.
*/
class GUI_EXPORT QgsFileDropEdit: public QLineEdit
{
Q_OBJECT
public:
QgsFileDropEdit( QWidget *parent SIP_TRANSFERTHIS = 0 );
bool isDirOnly() const { return mDirOnly; }
/**
Limit drops to directories.
*/
void setDirOnly( bool isDirOnly );
bool isFileOnly() const { return mFileOnly; }
/**
Limit drops to files.
*/
void setFileOnly( bool isFileOnly );
QString suffixFilter() const { return mSuffix; }
/**
Limit drops to files with specified extension.
*/
void setSuffixFilter( const QString &suffix );
protected:
virtual void dragEnterEvent( QDragEnterEvent *event ) override;
virtual void dragLeaveEvent( QDragLeaveEvent *event ) override;
virtual void dropEvent( QDropEvent *event ) override;
virtual void paintEvent( QPaintEvent *e ) override;
private:
/**
Return file name if object meets drop criteria.
*/
QString acceptableFilePath( QDropEvent *event ) const;
QString mSuffix;
bool mDirOnly;
bool mFileOnly;
bool mDragActive;
};
#endif