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37 lines
1.1 KiB
Plaintext
37 lines
1.1 KiB
Plaintext
/**
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* Wraps a value relation search widget. This widget will offer a combobox with values from another layer
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* referenced by a foreign key (a constraint may be set but is not required on data level).
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* It will be used as a search widget and produces expression to look for in the layer.
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*/
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class QgsValueRelationSearchWidgetWrapper : QgsSearchWidgetWrapper
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{
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%TypeHeaderCode
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#include <qgsvaluerelationsearchwidgetwrapper.h>
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%End
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public:
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explicit QgsValueRelationSearchWidgetWrapper( QgsVectorLayer *vl, int fieldIdx, QWidget *parent /TransferThis/ = nullptr );
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bool applyDirectly();
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QString expression();
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bool valid() const;
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QVariant value() const;
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FilterFlags supportedFlags() const;
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FilterFlags defaultFlags() const;
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virtual QString createExpression( FilterFlags flags ) const;
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public slots:
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virtual void clearWidget();
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virtual void setEnabled( bool enabled );
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protected:
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QWidget *createWidget( QWidget *parent );
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void initWidget( QWidget *editor );
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protected slots:
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void onValueChanged();
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void setExpression( QString exp );
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};
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