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[QgsMapToolIdentifyFeature] allow initializing without any layer

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This commit is contained in:
Denis Rouzaud 2014-09-16 09:33:51 +02:00
parent 5483ee8064
commit fb30b84cfb
4 changed files with 23 additions and 7 deletions
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10
python/gui/qgsmaptoolidentifyfeature.sip
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@ -5,7 +5,15 @@ class QgsMapToolIdentifyFeature : QgsMapToolIdentify
%End %End
public: public:
QgsMapToolIdentifyFeature( QgsVectorLayer* vl, QgsMapCanvas* canvas ); /**
* @brief QgsMapToolIdentifyFeature is a map tool to identify a feature on a chosen layer
* @param canvas the map canvas
* @param vl the vector layer. The map tool can be initialized without any layer and can be set afterward.
*/
QgsMapToolIdentifyFeature( QgsMapCanvas* canvas, QgsVectorLayer* vl = 0 );
//! change the layer used by the map tool to identify
void setLayer( QgsVectorLayer* vl );
void canvasReleaseEvent( QMouseEvent* e ); void canvasReleaseEvent( QMouseEvent* e );

2
src/gui/editorwidgets/qgsrelationreferencewidget.cpp
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@ -516,7 +516,7 @@ void QgsRelationReferenceWidget::mapIdentification()
if ( !mCanvas ) if ( !mCanvas )
return; return;
mMapTool = new QgsMapToolIdentifyFeature( mReferencedLayer, mCanvas ); mMapTool = new QgsMapToolIdentifyFeature( mCanvas, mReferencedLayer );
mCanvas->setMapTool( mMapTool ); mCanvas->setMapTool( mMapTool );
mWindowWidget = window(); mWindowWidget = window();
mWindowWidget->hide(); mWindowWidget->hide();

4
src/gui/qgsmaptoolidentifyfeature.cpp
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@ -18,10 +18,10 @@
#include "qgsmaptoolidentifyfeature.h" #include "qgsmaptoolidentifyfeature.h"
#include "qgsmapcanvas.h" #include "qgsmapcanvas.h"
QgsMapToolIdentifyFeature::QgsMapToolIdentifyFeature( QgsVectorLayer* vl, QgsMapCanvas* canvas ) QgsMapToolIdentifyFeature::QgsMapToolIdentifyFeature( QgsMapCanvas* canvas, QgsVectorLayer* vl )
: QgsMapToolIdentify( canvas ) : QgsMapToolIdentify( canvas )
, mLayer( vl )
, mCanvas( canvas ) , mCanvas( canvas )
, mLayer( vl )
{ {
} }

14
src/gui/qgsmaptoolidentifyfeature.h
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@ -19,7 +19,7 @@
#include "qgsmaptoolidentify.h" #include "qgsmaptoolidentify.h"
/** /**
* @brief The QgsMapToolIdentifyFeature class is a map tool to be used to identify a feature on a chosen layer. * @brief The QgsMapToolIdentifyFeature class is a map tool to identify a feature on a chosen layer.
* Once the map tool is enable, user can click on the map canvas to identify a feature. * Once the map tool is enable, user can click on the map canvas to identify a feature.
* A signal will then be emitted. * A signal will then be emitted.
*/ */
@ -28,7 +28,15 @@ class GUI_EXPORT QgsMapToolIdentifyFeature : public QgsMapToolIdentify
Q_OBJECT Q_OBJECT
public: public:
QgsMapToolIdentifyFeature( QgsVectorLayer* vl, QgsMapCanvas* canvas ); /**
* @brief QgsMapToolIdentifyFeature is a map tool to identify a feature on a chosen layer
* @param canvas the map canvas
* @param vl the vector layer. The map tool can be initialized without any layer and can be set afterward.
*/
QgsMapToolIdentifyFeature( QgsMapCanvas* canvas, QgsVectorLayer* vl = 0 );
//! change the layer used by the map tool to identify
void setLayer( QgsVectorLayer* vl ){ mLayer = vl; }
virtual void canvasReleaseEvent( QMouseEvent* e ); virtual void canvasReleaseEvent( QMouseEvent* e );
@ -40,8 +48,8 @@ class GUI_EXPORT QgsMapToolIdentifyFeature : public QgsMapToolIdentify
virtual void keyPressEvent( QKeyEvent* e ); virtual void keyPressEvent( QKeyEvent* e );
private: private:
QgsVectorLayer* mLayer;
QgsMapCanvas* mCanvas; QgsMapCanvas* mCanvas;
QgsVectorLayer* mLayer;
}; };
#endif // QGSMAPTOOLIDENTIFYFEATURE_H #endif // QGSMAPTOOLIDENTIFYFEATURE_H