QGIS API Documentation  3.14.0-Pi (9f7028fd23)
qgsbinarywidgetwrapper.h
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1 /***************************************************************************
2  qgsbinarywidgetwrapper.h
3  -----------------------
4  Date : November 2018
5  Copyright : (C) 2018 Nyall Dawson
6  Email : nyall dot dawson at gmail dot com
7  ***************************************************************************
8  * *
9  * This program is free software; you can redistribute it and/or modify *
10  * it under the terms of the GNU General Public License as published by *
11  * the Free Software Foundation; either version 2 of the License, or *
12  * (at your option) any later version. *
13  * *
14  ***************************************************************************/
15 
16 #ifndef QGSBINARYWIDGETWRAPPER_H
17 #define QGSBINARYWIDGETWRAPPER_H
18 
19 #include "qgseditorwidgetwrapper.h"
20 #include "qgis_gui.h"
21 
22 class QLabel;
23 class QToolButton;
24 class QgsMessageBar;
25 
27 
36 {
37  Q_OBJECT
38  public:
39 
50  explicit QgsBinaryWidgetWrapper( QgsVectorLayer *layer, int fieldIdx, QWidget *editor = nullptr, QWidget *parent = nullptr, QgsMessageBar *messageBar = nullptr );
51 
52  // QgsEditorWidgetWrapper interface
53  public:
54  QVariant value() const override;
55  void showIndeterminateState() override;
56  void setEnabled( bool enabled ) override;
57 
58  protected:
59  QWidget *createWidget( QWidget *parent ) override;
60  void initWidget( QWidget *editor ) override;
61  bool valid() const override;
62 
63  private slots:
64 
65  void saveContent();
66  void setContent();
67  void clear();
68 
69  private:
70  void updateValues( const QVariant &value, const QVariantList & = QVariantList() ) override;
71 
72  QString defaultPath();
73 
74  QByteArray mValue;
75 
76  QgsMessageBar *mMessageBar = nullptr;
77 
78  QLabel *mLabel = nullptr;
79  QToolButton *mButton = nullptr;
80  QAction *mSetAction = nullptr;
81  QAction *mClearAction = nullptr;
82  QAction *mSaveAction = nullptr;
83 };
84 
85 #endif // QGSBINARYWIDGETWRAPPER_H
qgseditorwidgetwrapper.h
QgsWidgetWrapper::initWidget
virtual void initWidget(QWidget *editor)
This method should initialize the editor widget with runtime data.
Definition: qgswidgetwrapper.cpp:106
QgsWidgetWrapper::valid
virtual bool valid() const =0
Returns true if the widget has been properly initialized.
QgsEditorWidgetWrapper::value
virtual QVariant value() const =0
Will be used to access the widget's value.
QgsEditorWidgetWrapper
Definition: qgseditorwidgetwrapper.h:47
QgsMessageBar
Definition: qgsmessagebar.h:60
QgsVectorLayer
Definition: qgsvectorlayer.h:385
QgsEditorWidgetWrapper::setEnabled
void setEnabled(bool enabled) override
Is used to enable or disable the edit functionality of the managed widget.
Definition: qgseditorwidgetwrapper.cpp:60
SIP_NO_FILE
#define SIP_NO_FILE
Definition: qgis_sip.h:23
QgsBinaryWidgetWrapper
Definition: qgsbinarywidgetwrapper.h:35
QgsWidgetWrapper::createWidget
virtual QWidget * createWidget(QWidget *parent)=0
This method should create a new widget with the provided parent.
QgsEditorWidgetWrapper::showIndeterminateState
virtual void showIndeterminateState()
Sets the widget to display in an indeterminate "mixed value" state.
Definition: qgseditorwidgetwrapper.h:155