QGIS API Documentation  3.6.0-Noosa (5873452)
qgsrelationeditorwidget.h
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1 /***************************************************************************
2  qgsrelationeditorwidget.h
3  --------------------------------------
4  Date : 17.5.2013
5  Copyright : (C) 2013 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 QGSRELATIONEDITOR_H
17 #define QGSRELATIONEDITOR_H
18 
19 #include <QWidget>
20 #include <QToolButton>
21 #include <QButtonGroup>
22 #include <QGridLayout>
23 
25 #include "qgscollapsiblegroupbox.h"
26 #include "qgsdualview.h"
27 #include "qgsrelation.h"
28 #include "qgis_gui.h"
29 
30 class QgsFeature;
32 class QgsVectorLayer;
34 
35 #ifdef SIP_RUN
36 % ModuleHeaderCode
37 // fix to allow compilation with sip that for some reason
38 // doesn't add this include to the file where the code from
39 // ConvertToSubClassCode goes.
41 % End
42 #endif
43 
49 {
50 
51 #ifdef SIP_RUN
53  if ( qobject_cast<QgsRelationEditorWidget *>( sipCpp ) )
54  sipType = sipType_QgsRelationEditorWidget;
55  else
56  sipType = NULL;
57  SIP_END
58 #endif
59 
60 
61 
62  Q_OBJECT
63  Q_PROPERTY( QgsDualView::ViewMode viewMode READ viewMode WRITE setViewMode )
64  Q_PROPERTY( bool showLabel READ showLabel WRITE setShowLabel )
65 
66  public:
67 
71  QgsRelationEditorWidget( QWidget *parent SIP_TRANSFERTHIS = nullptr );
72 
74  void setViewMode( QgsDualView::ViewMode mode );
75 
77  QgsDualView::ViewMode viewMode() {return mViewMode;}
78 
79  void setRelationFeature( const QgsRelation &relation, const QgsFeature &feature );
80 
90  void setRelations( const QgsRelation &relation, const QgsRelation &nmrelation );
91 
92  void setFeature( const QgsFeature &feature );
93 
94  void setEditorContext( const QgsAttributeEditorContext &context );
95 
100  QgsIFeatureSelectionManager *featureSelectionManager();
101 
107  bool showLabel() const;
108 
114  void setShowLabel( bool showLabel );
115 
121  bool showLinkButton() const;
122 
128  void setShowLinkButton( bool showLinkButton );
129 
135  bool showUnlinkButton() const;
136 
142  void setShowUnlinkButton( bool showUnlinkButton );
143 
144  private slots:
145  void setViewMode( int mode ) {setViewMode( static_cast<QgsDualView::ViewMode>( mode ) );}
146  void updateButtons();
147 
148  void addFeature();
149  void duplicateFeature();
150  void linkFeature();
151  void deleteFeature( QgsFeatureId featureid = QgsFeatureId() );
152  void deleteSelectedFeatures();
153  void unlinkFeature( QgsFeatureId featureid = QgsFeatureId() );
154  void unlinkSelectedFeatures();
155  void zoomToSelectedFeatures();
156  void saveEdits();
157  void toggleEditing( bool state );
158  void onCollapsedStateChanged( bool collapsed );
159  void showContextMenu( QgsActionMenu *menu, QgsFeatureId fid );
160 
161  private:
162  void updateUi();
163 
164  QgsDualView *mDualView = nullptr;
166  QgsGenericFeatureSelectionManager *mFeatureSelectionMgr = nullptr;
167  QgsAttributeEditorContext mEditorContext;
168  QgsRelation mRelation;
169  QgsRelation mNmRelation;
170  QgsFeature mFeature;
171 
172  QToolButton *mToggleEditingButton = nullptr;
173  QToolButton *mSaveEditsButton = nullptr;
174  QToolButton *mAddFeatureButton = nullptr;
175  QToolButton *mDuplicateFeatureButton = nullptr;
176  QToolButton *mDeleteFeatureButton = nullptr;
177  QToolButton *mLinkFeatureButton = nullptr;
178  QToolButton *mUnlinkFeatureButton = nullptr;
179  QToolButton *mZoomToFeatureButton = nullptr;
180  QToolButton *mFormViewButton = nullptr;
181  QToolButton *mTableViewButton = nullptr;
182  QGridLayout *mRelationLayout = nullptr;
183  QButtonGroup *mViewModeButtonGroup = nullptr;
184 
185  bool mShowLabel = true;
186  bool mVisible = false;
187 
193  void deleteFeatures( const QgsFeatureIds &featureids );
194 
200  void unlinkFeatures( const QgsFeatureIds &featureids );
201 };
202 
203 #endif // QGSRELATIONEDITOR_H
Methods in this class are used to handle basic operations on vector layers.
QSet< QgsFeatureId > QgsFeatureIds
Definition: qgsfeatureid.h:34
#define SIP_TRANSFERTHIS
Definition: qgis_sip.h:46
A groupbox that collapses/expands when toggled and can save its collapsed and checked states...
This class contains context information for attribute editor widgets.
ViewMode
The view modes, in which this widget can present information.
Definition: qgsdualview.h:53
qint64 QgsFeatureId
Definition: qgsfeatureid.h:25
The feature class encapsulates a single feature including its id, geometry and a list of field/values...
Definition: qgsfeature.h:55
Show a list of the features, where one can be chosen and the according attribute dialog will be prese...
Definition: qgsdualview.h:66
This class is a menu that is populated automatically with the actions defined for a given layer...
Definition: qgsactionmenu.h:38
#define SIP_END
Definition: qgis_sip.h:182
This selection manager synchronizes a local set of selected features with an attribute table...
#define SIP_CONVERT_TO_SUBCLASS_CODE(code)
Definition: qgis_sip.h:165
Is an interface class to abstract feature selection handling.
Represents a vector layer which manages a vector based data sets.
This widget is used to show the attributes of a set of features of a QgsVectorLayer.
Definition: qgsdualview.h:42