Well the initialize method looks OK. I see you've commented out the
selectionManager = context.getLayerViewPanel().getSelectionManager();
which will not be valid at initialization time.
I'm not sure what updateUIForAction(ActionEvent e) is supporting.
What about your execute() method?
regards,
Larry
On Feb 4, 2008 8:30 AM, Diego Tosato <[EMAIL PROTECTED]> wrote:
> Hi Larry, this is the code in my plug in:
> public void initialize(PlugInContext context) throws Exception {
> c = context;
> workbenchContext = context.getWorkbenchContext();
> context.getFeatureInstaller().addMainMenuItem(this, new String[]
> {"Tools", "FeatureMatching" }, getName(), false, null,
> this.createEnableCheck(workbenchContext));
> //selectionManager =
> context.getLayerViewPanel().getSelectionManager();
>
> }
>
>
> ...
>
>
> private void updateUIForAction(ActionEvent e) {
>
> if("next".equals(e.getActionCommand()) && load ){
> if(prev){
> prev = false;
> reliability = String.valueOf(f.getAttribute("RELIABILITY"));
> classSelection(f);
> fcNew.add(f);
>
> }
> else{
> fprev = f;
> f = (Feature)it.next();
> reliability = String.valueOf(f.getAttribute("RELIABILITY"));
> classSelection(f);
> fcNew.add(f);
> }
> selectionManager.clear();
>
> c.getLayerViewPanel().getSelectionManager().getFeaturesWithSelectedItems();
>
> System.out.println(selectionManager.getFeaturesWithSelectedItems(layer).toString());
>
> c.getLayerViewPanel().getSelectionManager().getFeatureSelection().selectItems(layer,
> f);
> try {
> myZoom.execute(c); // myZoom is an object of type: ZoomToSelectedItems
> } catch (Exception e1){}
>
> bPrev.setEnabled(!prev);
> }
> if("prev".equals(e.getActionCommand()) && load){
> prev = true;
> reliability = String.valueOf(fprev.getAttribute("RELIABILITY"));
> fcNew.remove(f);
>
> System.out.println(c.getLayerViewPanel().getSelectionManager().getFeatureSelection().toString());
>
> c.getLayerViewPanel().getSelectionManager().getFeatureSelection().selectItems(layer,
> fprev);
> try {
> myZoom.execute(c);
> } catch (Exception e1) {}
> bPrev.setEnabled(!prev);
> }
>
> and here the exception:
>
>
> Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException
> at
> featureMatching.ClassificationPlugIn.updateUIForAction(ClassificationPlugIn.java:206)
> at
> featureMatching.ClassificationPlugIn.access$1(ClassificationPlugIn.java:182)
> at
> featureMatching.ClassificationPlugIn$MethodActionListener.actionPerformed(ClassificationPlugIn.java:244)
> at
> javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1882)
> at
> javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2202)
> at
> javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:420)
> at
> javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:258)
> at
> javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:236)
> at
> java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:231)
> at java.awt.Component.processMouseEvent(Component.java:5583)
> at javax.swing.JComponent.processMouseEvent(JComponent.java:3135)
> at java.awt.Component.processEvent(Component.java:5348)
> at java.awt.Container.processEvent(Container.java:2010)
> at java.awt.Component.dispatchEventImpl(Component.java:4050)
> at java.awt.Container.dispatchEventImpl(Container.java:2068)
> at java.awt.Component.dispatchEvent(Component.java:3885)
> at
> java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4256)
> at
> java.awt.LightweightDispatcher.processMouseEvent(Container.java:3936)
> at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3866)
> at java.awt.Container.dispatchEventImpl(Container.java:2054)
> at java.awt.Window.dispatchEventImpl(Window.java:1791)
> at java.awt.Component.dispatchEvent(Component.java:3885)
> at java.awt.EventQueue.dispatchEvent(EventQueue.java:463)
> at
> java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:269)
> at
> java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:190)
> at
> java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:180)
> at java.awt.Dialog$1.run(Dialog.java:535)
> at java.awt.Dialog$2.run(Dialog.java:563)
> at java.security.AccessController.doPrivileged(Native Method)
> at java.awt.Dialog.show(Dialog.java:561)
> at java.awt.Component.show(Component.java:1302)
> at java.awt.Component.setVisible(Component.java:1255)
> at
> com.vividsolutions.jump.workbench.ui.MultiInputDialog.setVisible(MultiInputDialog.java:178)
> at
> featureMatching.ClassificationPlugIn.execute(ClassificationPlugIn.java:98)
> at
> com.vividsolutions.jump.workbench.plugin.AbstractPlugIn$1.actionPerformed(AbstractPlugIn.java:130)
> at
> javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1882)
> at
> javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2202)
> at
> javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:420)
> at
> javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:258)
> at javax.swing.AbstractButton.doClick(AbstractButton.java:334)
> at apple.laf.ScreenMenuItem.actionPerformed(ScreenMenuItem.java:104)
> at java.awt.MenuItem.processActionEvent(MenuItem.java:597)
> at java.awt.MenuItem.processEvent(MenuItem.java:556)
> at java.awt.MenuComponent.dispatchEventImpl(MenuComponent.java:298)
> at java.awt.MenuComponent.dispatchEvent(MenuComponent.java:286)
> at java.awt.EventQueue.dispatchEvent(EventQueue.java:466)
> at
> java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:269)
> at
> java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:190)
> at
> java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:184)
> at
> java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:176)
> at java.awt.EventDispatchThread.run(EventDispatchThread.java:110)
>
>
> regards,
>
> Diego
>
> On Feb 4, 2008 3:16 PM, Larry Becker <[EMAIL PROTECTED]> wrote:
>
> > Hi Diego,
> >
> > Sounds like something is corrupt or you haven't initialized your
> > plugin properly. We can give more specific hints if you post more
> > code and include the entire exception trace.
> >
> > regards,
> >
> > Larry Becker
> >
> >
> >
> >
> > On Feb 4, 2008 7:28 AM, Diego Tosato <[EMAIL PROTECTED]> wrote:
> > > Ok, I've already looked into these ones but the solution is hard to find
> > > out. I've isolated the problem on the object: SelectionManager. It is
> always
> > > "null". In particular the command
> > >
> > > context.getLayerViewPanel().getSelectionManager()
> > >
> > > returns null every time (exception).
> > > I'm working on a solution but I don't know how to use a
> SelectionManager.
> > >
> > > Diego
> > >
> > >
> > >
> > >
> > >
> > > On Feb 1, 2008 3:01 PM, Stefan Steiniger <[EMAIL PROTECTED]> wrote:
> > > > mhm.. don't know what to do (i have no idea about graphic stuff and
> > > > threading).
> > > > but what you could do is to look into the code of one of these plugins
> > > > (especially the last one):
> > > >
> > > > com.vividsolutions.jump.workbench.ui.zoom.ZoomBarPlugIn
> > > > com.vividsolutions.jump.workbench.ui.zoom.ZoomNextPlugIn
> > > > com.vividsolutions.jump.workbench.ui.zoom.ZoomPreviousPlugIn
> > > > com.vividsolutions.jump.workbench.ui.zoom.ZoomToClickPlugIn
> > > > com.vividsolutions.jump.workbench.ui.zoom.ZoomToCoordinatePlugIn
> > > > com.vividsolutions.jump.workbench.ui.zoom.ZoomToFencePlugIn
> > > > com.vividsolutions.jump.workbench.ui.zoom.ZoomToFullExtentPlugIn
> > > > com.vividsolutions.jump.workbench.ui.zoom.ZoomToLayerPlugIn
> > > >
> > > > stefan
> > > >
> > > > Diego Tosato schrieb:
> > > >
> > > > > Thanks Stefan, i have followed your suggestion but the problem is
> not
> > > > > solved. Because I have the following exception:
> > > > >
> > > > > Exception in thread "AWT-EventQueue-0"
> > > java.lang.NullPointerException
> > > > >
> > > > >
> > > > > This is my function in the plug in:
> > > > >
> > > > > private void updateUIForAction(ActionEvent e) {
> > > > >
> > > > > ...
> > > > >
> > > > >
> > >
> c.getLayerViewPanel().getSelectionManager().getFeatureSelection().selectItems(layer,f,(Collection)layer.getFeatureCollectionWrapper());
> > > > > try {
> > > > > myZoom.execute(c);
> > > > > } catch (Exception e) {}
> > > > >
> > > > > where c is a reference to context (c = context;) and f is a Feature.
> > > > >
> > > > > bye
> > > > > Diego
> > > > >
> > > > > On Jan 31, 2008 7:24 PM, Stefan Steiniger <[EMAIL PROTECTED]
> > > >
> > > >
> > > >
> > > > > <mailto:[EMAIL PROTECTED]>> wrote:
> > > > >
> > > > > Hei,
> > > > >
> > > > > you can use:
> > > > >
> > > > > private ZoomToSelectedItemsPlugIn myZoom = new
> > > > > ZoomToSelectedItemsPlugIn();
> > > > > myZoom.execute(context);
> > > > >
> > > > > (where context is the PluginContext given in the Plugin
> execute()
> > > > > method)
> > > > >
> > > > > but you need first to clean the current selection and add your
> > > object
> > > > > that you want to zoom to.
> > > > > such as:
> > > > >
> > >
> context.getLayerViewPanel().getSelectionManager().getFeatureSelection().selectItems(actualLayer,
> > > > >
> > > > > features);
> > > > >
> > > > > with Collection features and Layer actualLayer
> > > > >
> > > > > hope that helps
> > > > > stefan
> > > > >
> > > > > Diego Tosato schrieb:
> > > > > > Hi, I'm working on a new plug in for openJUMP v1.2 D on
> Eclipse
> > > > > 3.3.1.1 <http://3.3.1.1>
> > > > > > <http://3.3.1.1>. I' ve a problem: I want to zooming on a
> > > specific
> > > > > > feature. I've tried to use this function:
> > > > > >
> > > > > > zoomToSelectedItemsPlugIn.zoom(
> > > > > > FeatureUtil.toGeometries(features),
> > > > > > taskFrame.getLayerViewPanel());
> > > > > >
> > > > > >
> > > > > > in a block try-catch but it doesn't work. In particular I've
> no
> > > > > > understood what is the object "taskFrame".
> > > > > > Maybe is it too simple draw a feature in a separated
> interface?
> > > > > > Can anyone give me an alternative solution?
> > > > > >
> > > > > > Diego
> > > > > >
> > > > > > --
> > > > > >
> > > ******************************************************************
> > > > > > Diego Tosato
> > > > > > Sito Personale: http://p0ll0.altervista.org/
> > > > > >
> > > ******************************************************************
> > > > > >
> > > > > >
> > > > > >
> > > > >
> > > ------------------------------------------------------------------------
> > > > > >
> > > > > > _______________________________________________
> > > > > > jump-users mailing list
> > > > > > [email protected]
> > > > > <mailto:[email protected]>
> > > >
> > > > > > http://lists.refractions.net/mailman/listinfo/jump-users
> > > > >
> > > > > _______________________________________________
> > > > > jump-users mailing list
> > > > > [email protected]
> > > > > <mailto:[email protected]>
> > > >
> > > >
> > > >
> > > > > http://lists.refractions.net/mailman/listinfo/jump-users
> > > > >
> > > > >
> > > > >
> > > > >
> > > > > --
> > > > > ******************************************************************
> > > > > Diego Tosato
> > > > > Sito Personale: http://p0ll0.altervista.org/
> > > > > ******************************************************************
> > > > >
> > > > >
> > > > >
> ------------------------------------------------------------------------
> > > > >
> > > > > _______________________________________________
> > > > > jump-users mailing list
> > > > > [email protected]
> > > > > http://lists.refractions.net/mailman/listinfo/jump-users
> > > > _______________________________________________
> > > > jump-users mailing list
> > > > [email protected]
> > > > http://lists.refractions.net/mailman/listinfo/jump-users
> > > >
> > >
> > >
> > >
> > > --
> > >
> > > ******************************************************************
> > > Diego Tosato
> > > Sito Personale: http://p0ll0.altervista.org/
> > > ******************************************************************
> > > _______________________________________________
> > > jump-users mailing list
> > > [email protected]
> > > http://lists.refractions.net/mailman/listinfo/jump-users
> > >
> > >
> >
> >
> >
> > --
> > http://amusingprogrammer.blogspot.com/
> >
> >
> >
> > _______________________________________________
> > jump-users mailing list
> > [email protected]
> > http://lists.refractions.net/mailman/listinfo/jump-users
> >
>
>
>
> --
> ******************************************************************
> Diego Tosato
> Sito Personale: http://p0ll0.altervista.org/
> ******************************************************************
> _______________________________________________
> jump-users mailing list
> [email protected]
> http://lists.refractions.net/mailman/listinfo/jump-users
>
>
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