QGIS API Documentation  3.9.0-Master (224899f119)
qgsvaluemapwidgetwrapper.h
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1 /***************************************************************************
2  qgsvaluemapwidgetwrapper.h
3  --------------------------------------
4  Date : 5.1.2014
5  Copyright : (C) 2014 Matthias Kuhn
6  Email : matthias at opengis dot ch
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 QGSVALUEMAPWIDGETWRAPPER_H
17 #define QGSVALUEMAPWIDGETWRAPPER_H
18 
19 #include "qgseditorwidgetwrapper.h"
20 
21 #include <QComboBox>
22 #include "qgis_gui.h"
23 
25 
26 
41 {
42  Q_OBJECT
43  public:
44 
55  explicit QgsValueMapWidgetWrapper( QgsVectorLayer *layer, int fieldIdx, QWidget *editor = nullptr, QWidget *parent = nullptr );
56 
57  // QgsEditorWidgetWrapper interface
58  public:
59  QVariant value() const override;
60  void showIndeterminateState() override;
61 
62  protected:
63  QWidget *createWidget( QWidget *parent ) override;
64  void initWidget( QWidget *editor ) override;
65  bool valid() const override;
66 
67  private:
68  void updateValues( const QVariant &value, const QVariantList & = QVariantList() ) override;
69 
70  QComboBox *mComboBox = nullptr;
71 };
72 
73 #endif // QGSVALUEMAPWIDGETWRAPPER_H
Wraps a value map widget.
Manages an editor widget Widget and wrapper share the same parent.
virtual void showIndeterminateState()
Sets the widget to display in an indeterminate "mixed value" state.
virtual bool valid() const =0
Returns true if the widget has been properly initialized.
virtual QWidget * createWidget(QWidget *parent)=0
This method should create a new widget with the provided parent.
virtual void initWidget(QWidget *editor)
This method should initialize the editor widget with runtime data.
#define SIP_NO_FILE
Definition: qgis_sip.h:23
virtual QVariant value() const =0
Will be used to access the widget&#39;s value.
Represents a vector layer which manages a vector based data sets.