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096d46464d
This means that symbol selectors can be aware of the correct variable scope and values for both populating expression builder widgets and for symbol previews.
76 lines
2.2 KiB
Plaintext
76 lines
2.2 KiB
Plaintext
class QgsSymbolV2SelectorDialog : QDialog
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{
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%TypeHeaderCode
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#include <qgssymbolv2selectordialog.h>
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%End
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public:
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QgsSymbolV2SelectorDialog( QgsSymbolV2* symbol, QgsStyleV2* style, const QgsVectorLayer* vl, QWidget* parent /TransferThis/ = 0, bool embedded = false );
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//! return menu for "advanced" button - create it if doesn't exist and show the advanced button
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QMenu* advancedMenu();
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/** Sets the optional expression context used for the widget. This expression context is used for
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* evaluating data defined symbol properties and for populating based expression widgets in
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* the layer widget.
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* @param context expression context pointer. Ownership is transferred to the dialog.
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* @note added in QGIS 2.12
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* @see expressionContext()
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*/
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void setExpressionContext( QgsExpressionContext* context /Transfer/ );
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/** Returns the expression context used for the dialog, if set. This expression context is used for
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* evaluating data defined symbol properties and for populating based expression widgets in
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* the dialog.
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* @note added in QGIS 2.12
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* @see setExpressionContext()
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*/
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QgsExpressionContext* expressionContext() const;
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protected:
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//! Reimplements dialog keyPress event so we can ignore it
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void keyPressEvent( QKeyEvent * event );
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void loadSymbol();
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//! @note not available in python bindings
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// void loadSymbol( QgsSymbolV2* symbol, SymbolLayerItem* parent );
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void updateUi();
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void updateLockButton();
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//! @note not available in python bindings
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// SymbolLayerItem* currentLayerItem();
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QgsSymbolLayerV2* currentLayer();
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void moveLayerByOffset( int offset );
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void setWidget( QWidget* widget );
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signals:
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void symbolModified();
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public slots:
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void moveLayerDown();
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void moveLayerUp();
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void addLayer();
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void removeLayer();
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void saveSymbol();
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void lockLayer();
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void layerChanged();
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void updateLayerPreview();
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void updatePreview();
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//! Slot to update tree when a new symbol from style
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void symbolChanged();
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//! alters tree and sets proper widget when Layer Type is changed
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//! @note: The layer is received from the LayerPropertiesWidget
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void changeLayer( QgsSymbolLayerV2* layer );
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};
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