Java tutorial
/** * This file is part of Archiv-Editor. * * The software Archiv-Editor serves as a client user interface for working with * the Person Data Repository. See: pdr.bbaw.de * * The software Archiv-Editor was developed at the Berlin-Brandenburg Academy * of Sciences and Humanities, Jgerstr. 22/23, D-10117 Berlin. * www.bbaw.de * * Copyright (C) 2010-2013 Berlin-Brandenburg Academy * of Sciences and Humanities * * The software Archiv-Editor was developed by @author: Christoph Plutte. * * Archiv-Editor is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * Archiv-Editor is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with Archiv-Editor. * If not, see <http://www.gnu.org/licenses/lgpl-3.0.html>. */ package org.bbaw.pdr.ae.view.control.customSWTWidges; import java.util.ArrayList; import java.util.HashMap; import org.bbaw.pdr.ae.common.AEConstants; import org.bbaw.pdr.ae.common.AEVIEWConstants; import org.bbaw.pdr.ae.common.CommonActivator; import org.bbaw.pdr.ae.common.NLMessages; import org.bbaw.pdr.ae.common.icons.IconsInternal; import org.bbaw.pdr.ae.config.model.ConfigData; import org.bbaw.pdr.ae.config.model.ConfigItem; import org.bbaw.pdr.ae.control.core.PDRConfigProvider; import org.bbaw.pdr.ae.control.facade.Facade; import org.bbaw.pdr.ae.metamodel.PdrId; import org.bbaw.pdr.ae.model.PdrObject; import org.bbaw.pdr.ae.model.Relation; import org.bbaw.pdr.ae.model.view.Facet; import org.bbaw.pdr.ae.view.control.dialogs.SelectObjectDialog; import org.bbaw.pdr.ae.view.control.interfaces.IAEBasicEditor; import org.bbaw.pdr.ae.view.control.provider.AutoCompleteNameLabelProvider; import org.bbaw.pdr.ae.view.control.provider.FacetContentProposalProvider; import org.bbaw.pdr.ae.view.control.provider.MarkupContentProvider; import org.bbaw.pdr.ae.view.control.provider.MarkupLabelProvider; import org.eclipse.core.runtime.Platform; import org.eclipse.jface.fieldassist.ContentProposalAdapter; import org.eclipse.jface.fieldassist.ControlDecoration; import org.eclipse.jface.fieldassist.FieldDecorationRegistry; import org.eclipse.jface.fieldassist.IContentProposal; import org.eclipse.jface.fieldassist.IContentProposalListener; import org.eclipse.jface.fieldassist.TextContentAdapter; import org.eclipse.jface.resource.ImageRegistry; import org.eclipse.jface.viewers.ComboViewer; import org.eclipse.jface.viewers.ISelection; import org.eclipse.jface.viewers.ISelectionChangedListener; import org.eclipse.jface.viewers.IStructuredSelection; import org.eclipse.jface.viewers.SelectionChangedEvent; import org.eclipse.jface.viewers.StructuredSelection; import org.eclipse.swt.SWT; import org.eclipse.swt.events.FocusEvent; import org.eclipse.swt.events.FocusListener; import org.eclipse.swt.events.KeyEvent; import org.eclipse.swt.events.KeyListener; import org.eclipse.swt.events.SelectionAdapter; import org.eclipse.swt.events.SelectionEvent; import org.eclipse.swt.events.SelectionListener; import org.eclipse.swt.graphics.Color; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Button; import org.eclipse.swt.widgets.Combo; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Display; import org.eclipse.swt.widgets.Event; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Listener; import org.eclipse.swt.widgets.Shell; import org.eclipse.swt.widgets.Text; import org.eclipse.ui.IWorkbench; import org.eclipse.ui.PlatformUI; public class RelationEditorLine extends Composite implements IAEBasicEditor { private Relation _relation; private Composite _composite; private Button _searchButton; private Button _deleteRelation; private Text _personText; private Label _labelRelation; private Label _labelType; private Combo _relationContextCombo; private Combo _relationClassCombo; private Combo _relValueCombo; private ControlDecoration _decoPersonId; private boolean _isDirty = false; private boolean _isValid = true; private IAEBasicEditor _parentEditor; /** The WHIT e_ color. */ private static final Color WHITE_COLOR = Display.getDefault().getSystemColor(SWT.COLOR_WHITE); private Facade _facade = Facade.getInstanz(); /** Instance of shared image registry. */ private ImageRegistry _imageReg = CommonActivator.getDefault().getImageRegistry(); /** The _selection listener. */ private ArrayList<SelectionListener> _selectionListener = new ArrayList<SelectionListener>(); /** The _selection listener. */ private ArrayList<Listener> _deleteListener = new ArrayList<Listener>(); private boolean _showLabel; private boolean _editable = true; private boolean _selected; public RelationEditorLine(IAEBasicEditor parentEditor, Relation relation, Composite parent, boolean showLabel, int style) { super(parent, style); _relation = relation; _parentEditor = parentEditor; _showLabel = showLabel; createEditor(); if (_relation == null) { _relation = new Relation(); _relation .setProvider(Platform .getPreferencesService().getString(CommonActivator.PLUGIN_ID, "PRIMARY_RELATION_PROVIDER", AEConstants.RELATION_CLASSIFICATION_PROVIDER, null) .toUpperCase()); } loadRelation(); // _composite.pack(); _composite.layout(); // this.setSize(SWT.DEFAULT, 18); // this.pack(); this.layout(); } public final void addDeleteListener(final Listener listener) { if (listener != null) { _deleteListener.add(listener); } } public final void addSelectionListener(final SelectionListener listener) { if (listener != null) { _selectionListener.add(listener); } } private void createEditor() { this.setLayout(new GridLayout(1, false)); ((GridLayout) this.getLayout()).marginHeight = 0; ((GridLayout) this.getLayout()).verticalSpacing = 0; _composite = new Composite(this, SWT.NONE); _composite.setLayoutData(new GridData()); ((GridData) _composite.getLayoutData()).horizontalAlignment = SWT.FILL; ((GridData) _composite.getLayoutData()).grabExcessHorizontalSpace = true; _composite.setLayout(new GridLayout(11, false)); ((GridLayout) _composite.getLayout()).marginHeight = 0; ((GridLayout) _composite.getLayout()).verticalSpacing = 0; if (_showLabel) { ((GridLayout) _composite.getLayout()).numColumns = 12; _labelType = new Label(_composite, SWT.NONE); _labelType.setText(NLMessages.getString("Dialog_relation")); _labelType.setLayoutData(new GridData()); ((GridData) _labelType.getLayoutData()).horizontalSpan = 1; ((GridData) _labelType.getLayoutData()).horizontalAlignment = SWT.RIGHT; } _relationContextCombo = new Combo(_composite, SWT.READ_ONLY); _relationContextCombo.setBackground(WHITE_COLOR); _relationContextCombo.setLayoutData(new GridData()); ((GridData) _relationContextCombo.getLayoutData()).horizontalSpan = 2; ((GridData) _relationContextCombo.getLayoutData()).horizontalAlignment = SWT.FILL; ((GridData) _relationContextCombo.getLayoutData()).grabExcessHorizontalSpace = true; final ComboViewer relationContextComboViewer = new ComboViewer(_relationContextCombo); relationContextComboViewer.setContentProvider(new MarkupContentProvider()); relationContextComboViewer.setLabelProvider(new MarkupLabelProvider()); if (_relation != null && _relation.getProvider() != null && _facade.getConfigs().get(_relation.getProvider()) != null) { relationContextComboViewer.setInput(_facade.getConfigs().get(_relation.getProvider()).getChildren() .get("aodl:relation").getChildren()); } final ControlDecoration relContextDeco = new ControlDecoration(_relationContextCombo, SWT.RIGHT | SWT.TOP); _relationClassCombo = new Combo(_composite, SWT.READ_ONLY); _relationClassCombo.setBackground(WHITE_COLOR); _relationClassCombo.setLayoutData(new GridData()); ((GridData) _relationClassCombo.getLayoutData()).horizontalSpan = 1; ((GridData) _relationClassCombo.getLayoutData()).horizontalAlignment = SWT.FILL; ((GridData) _relationClassCombo.getLayoutData()).grabExcessHorizontalSpace = true; final ComboViewer relationClassComboViewer = new ComboViewer(_relationClassCombo); relationClassComboViewer.setContentProvider(new MarkupContentProvider()); relationClassComboViewer.setLabelProvider(new MarkupLabelProvider()); final ControlDecoration relClassDeco = new ControlDecoration(_relationClassCombo, SWT.RIGHT | SWT.TOP); _relValueCombo = new Combo(_composite, SWT.BORDER | SWT.READ_ONLY); _relValueCombo.setBackground(WHITE_COLOR); _relValueCombo.setLayoutData(new GridData()); ((GridData) _relValueCombo.getLayoutData()).horizontalAlignment = SWT.FILL; ((GridData) _relValueCombo.getLayoutData()).grabExcessHorizontalSpace = true; ((GridData) _relValueCombo.getLayoutData()).horizontalSpan = 1; final ComboViewer relValueComboViewer = new ComboViewer(_relValueCombo); relValueComboViewer.setContentProvider(new MarkupContentProvider()); relValueComboViewer.setLabelProvider(new MarkupLabelProvider()); final ControlDecoration relValueDeco = new ControlDecoration(_relValueCombo, SWT.RIGHT | SWT.TOP); if (_relation != null && _facade.getConfigs().get(_relation.getProvider()) != null) { relationContextComboViewer.setInput(_facade.getConfigs().get(_relation.getProvider()).getChildren() .get("aodl:relation").getChildren()); } // control for relationClassCombo // ArrayList<String> list = cListPro // .getList("types", "type", "relation"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ // for (int n = 0; n < list.size(); n++) // { // relationClassCombo.add(list.get(n)); // } if (_relation != null && _relation.getContext() != null) { setComboViewerByString(relationContextComboViewer, _relation.getContext()); } relationContextComboViewer.addSelectionChangedListener(new ISelectionChangedListener() { @Override public void selectionChanged(final SelectionChangedEvent event) { ISelection iSelection = event.getSelection(); Object obj = ((IStructuredSelection) iSelection).getFirstElement(); ConfigData cd = (ConfigData) obj; _relation.setContext(cd.getValue()); _relationClassCombo.removeAll(); _relValueCombo.removeAll(); relContextDeco.setDescriptionText(PDRConfigProvider.readDocu(_relation.getProvider(), "relation", "context", _relation.getContext(), null, null, null)); if (relContextDeco.getDescriptionText() != null) { relContextDeco.setImage(FieldDecorationRegistry.getDefault() .getFieldDecoration(FieldDecorationRegistry.DEC_INFORMATION).getImage()); } else { relContextDeco.setImage(null); } relationClassComboViewer.setInput(_facade.getConfigs().get(_relation.getProvider()).getChildren() .get("aodl:relation").getChildren().get(_relation.getContext()).getChildren()); contentChanged(); } }); _relationContextCombo.addFocusListener(new FocusListener() { @Override public void focusGained(final FocusEvent e) { Event ee = new Event(); ee.widget = RelationEditorLine.this; SelectionEvent se = new SelectionEvent(ee); for (SelectionListener s : _selectionListener) { s.widgetSelected(se); } } @Override public void focusLost(FocusEvent e) { // TODO Auto-generated method stub } }); _relationContextCombo.layout(); // control for relationContextCombo if (_relation != null && _relation.getRClass() != null) { if (_relation.getContext() != null && _facade.getConfigs().get(_relation.getProvider()) != null && _facade.getConfigs().get(_relation.getProvider()).getChildren().get("aodl:relation") != null && _facade.getConfigs().get(_relation.getProvider()).getChildren().get("aodl:relation") .getChildren().get(_relation.getContext()) != null) { relationClassComboViewer.setInput(_facade.getConfigs().get(_relation.getProvider()).getChildren() .get("aodl:relation").getChildren().get(_relation.getContext()).getChildren()); } setComboViewerByString(relationClassComboViewer, _relation.getRClass()); } else { relationClassComboViewer.setInput(null); relationClassComboViewer.refresh(); } relationClassComboViewer.addSelectionChangedListener(new ISelectionChangedListener() { @Override public void selectionChanged(final SelectionChangedEvent event) { ISelection iSelection = event.getSelection(); Object obj = ((IStructuredSelection) iSelection).getFirstElement(); ConfigData cd = (ConfigData) obj; _relation.setRClass(cd.getValue()); relValueComboViewer.setInput(_facade.getConfigs().get(_relation.getProvider()).getChildren() .get("aodl:relation").getChildren().get(_relation.getContext()).getChildren() .get(_relation.getRClass()).getChildren()); relClassDeco.setDescriptionText(PDRConfigProvider.readDocu(_relation.getProvider(), "relation", "class", _relation.getContext(), _relation.getRClass(), null, null)); if (relClassDeco.getDescriptionText() != null) { relClassDeco.setImage(FieldDecorationRegistry.getDefault() .getFieldDecoration(FieldDecorationRegistry.DEC_INFORMATION).getImage()); } else { relClassDeco.setImage(null); } contentChanged(); } }); _relationClassCombo.addFocusListener(new FocusListener() { @Override public void focusGained(final FocusEvent e) { Event ee = new Event(); ee.widget = RelationEditorLine.this; SelectionEvent se = new SelectionEvent(ee); for (SelectionListener s : _selectionListener) { s.widgetSelected(se); } } @Override public void focusLost(FocusEvent e) { // TODO Auto-generated method stub } }); _relationClassCombo.layout(); if (_relation != null && _relation.getRelation() != null) { if (_relation.getRClass() != null && _facade.getConfigs().get(_relation.getProvider()) != null && _facade.getConfigs().get(_relation.getProvider()).getChildren().get("aodl:relation") != null && _facade.getConfigs().get(_relation.getProvider()).getChildren().get("aodl:relation") .getChildren().get(_relation.getContext()) != null && _facade.getConfigs().get(_relation.getProvider()).getChildren().get("aodl:relation") .getChildren().get(_relation.getContext()).getChildren() .get(_relation.getRClass()) != null) { relValueComboViewer.setInput(_facade.getConfigs().get(_relation.getProvider()).getChildren() .get("aodl:relation").getChildren().get(_relation.getContext()).getChildren() .get(_relation.getRClass()).getChildren()); } setComboViewerByString(relValueComboViewer, _relation.getRelation()); } else { relValueComboViewer.setInput(null); relValueComboViewer.refresh(); } relValueComboViewer.addSelectionChangedListener(new ISelectionChangedListener() { @Override public void selectionChanged(final SelectionChangedEvent event) { ISelection iSelection = event.getSelection(); Object obj = ((IStructuredSelection) iSelection).getFirstElement(); ConfigData cd = (ConfigData) obj; _relation.setRelation(cd.getValue()); relValueDeco.setDescriptionText(PDRConfigProvider.readDocu(_relation.getProvider(), "relation", "value", _relation.getContext(), _relation.getRClass(), _relation.getRelation(), null)); if (relValueDeco.getDescriptionText() != null) { relValueDeco.setImage(FieldDecorationRegistry.getDefault() .getFieldDecoration(FieldDecorationRegistry.DEC_INFORMATION).getImage()); } else { relValueDeco.setImage(null); } contentChanged(); } }); _relValueCombo.addFocusListener(new FocusListener() { @Override public void focusGained(final FocusEvent e) { Event ee = new Event(); ee.widget = RelationEditorLine.this; SelectionEvent se = new SelectionEvent(ee); for (SelectionListener s : _selectionListener) { s.widgetSelected(se); } } @Override public void focusLost(FocusEvent e) { // TODO Auto-generated method stub } }); _labelRelation = new Label(_composite, SWT.NONE); _labelRelation.setText(NLMessages.getString("Editor_space_withPerson")); _labelRelation.setLayoutData(new GridData()); ((GridData) _labelRelation.getLayoutData()).horizontalSpan = 1; ((GridData) _labelRelation.getLayoutData()).horizontalAlignment = SWT.RIGHT; _personText = new Text(_composite, SWT.BORDER); _personText.setBackground(WHITE_COLOR); _personText.setLayoutData(new GridData()); ((GridData) _personText.getLayoutData()).horizontalSpan = 4; ((GridData) _personText.getLayoutData()).horizontalAlignment = SWT.FILL; ((GridData) _personText.getLayoutData()).grabExcessHorizontalSpace = true; _decoPersonId = new ControlDecoration(_personText, SWT.LEFT | SWT.TOP); _personText.addFocusListener(new FocusListener() { @Override public void focusGained(final FocusEvent e) { Event ee = new Event(); ee.widget = RelationEditorLine.this; SelectionEvent se = new SelectionEvent(ee); for (SelectionListener s : _selectionListener) { s.widgetSelected(se); } ContentProposalAdapter adapter = new ContentProposalAdapter(_personText, new TextContentAdapter(), new FacetContentProposalProvider(_facade.getAllPersonsFacets()), null, null); adapter.setLabelProvider(new AutoCompleteNameLabelProvider()); adapter.addContentProposalListener(new IContentProposalListener() { @Override public void proposalAccepted(final IContentProposal proposal) { _personText.setText(proposal.getContent()); if (((Facet) proposal).getKey() != null) { _relation.setObject(new PdrId(((Facet) proposal).getKey())); _decoPersonId.setImage(null); contentChanged(); } } }); } @Override public void focusLost(final FocusEvent e) { if (_relation != null && _relation.getObject() == null) { if (_personText.getText() != null && _facade.getPdrObject(new PdrId(_personText.getText())) != null) { _relation.setObject(new PdrId(_personText.getText())); _decoPersonId.setDescriptionText(""); _decoPersonId.setImage(null); } else { _relation.setObject(null); _decoPersonId.setImage(FieldDecorationRegistry.getDefault() .getFieldDecoration(FieldDecorationRegistry.DEC_ERROR).getImage()); _decoPersonId.setDescriptionText(NLMessages.getString("Editor_missing_object_no_relation")); } } else if (_personText.getText().trim().length() == 0) { _relation.setObject(null); _decoPersonId.setImage(FieldDecorationRegistry.getDefault() .getFieldDecoration(FieldDecorationRegistry.DEC_ERROR).getImage()); } contentChanged(); } }); _personText.addKeyListener(new KeyListener() { @Override public void keyPressed(final KeyEvent e) { } @Override public void keyReleased(final KeyEvent e) { if (_personText.getText().length() == 23) { PdrObject o = _facade.getPdrObject(new PdrId(_personText.getText())); if (o != null) { _decoPersonId.setImage(null); _relation.setObject(new PdrId(_personText.getText())); _personText.setText(o.getDisplayNameWithID()); } } else if (_personText.getText().trim().length() == 0) { _relation.setObject(null); _decoPersonId.setImage(FieldDecorationRegistry.getDefault() .getFieldDecoration(FieldDecorationRegistry.DEC_ERROR).getImage()); } contentChanged(); } }); _searchButton = new Button(_composite, SWT.NONE); _searchButton.setToolTipText(NLMessages.getString("Editor_open_selObjDialog_object_tip")); _searchButton.setImage(_imageReg.get(IconsInternal.SEARCH)); _searchButton.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(final SelectionEvent event) { IWorkbench workbench = PlatformUI.getWorkbench(); Display display = workbench.getDisplay(); Shell shell = new Shell(display); SelectObjectDialog dialog = new SelectObjectDialog(shell, 1); dialog.open(); if (_facade.getRequestedId() != null) { _relation.setObject(_facade.getRequestedId()); PdrObject o = _facade.getPdrObject(_relation.getObject()); if (o != null) { _personText.setText(o.getDisplayNameWithID()); } else { _personText.setText(_facade.getRequestedId().toString()); } if (_relation.getObject().isValid()) { _decoPersonId.setImage(null); } } else { if (!_relation.getObject().isValid()) { _decoPersonId.setImage(FieldDecorationRegistry.getDefault() .getFieldDecoration(FieldDecorationRegistry.DEC_ERROR).getImage()); } } contentChanged(); } }); _deleteRelation = new Button(_composite, SWT.PUSH); _deleteRelation.setImage(_imageReg.get(IconsInternal.RELATION_REMOVE)); _deleteRelation.setLayoutData(new GridData()); ((GridData) _deleteRelation.getLayoutData()).horizontalSpan = 1; ((GridData) _deleteRelation.getLayoutData()).horizontalAlignment = SWT.RIGHT; _deleteRelation.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { Event ee = new Event(); ee.widget = RelationEditorLine.this; ee.data = _relation; ee.text = "del"; for (Listener s : _deleteListener) { s.handleEvent(ee); } contentChanged(); } }); // _composite.layout(); // _composite.pack(); } public Relation getRelation() { if (_personText.getText() != null && _personText.getText().trim().length() > 0) { PdrId id = new PdrId(_personText.getText()); PdrObject o = _facade.getPdrObject(id); if (o != null) { _relation.setObject(id); } // context, class } return _relation; } @Override public boolean isDirty() { return _isDirty; } @Override public boolean isValid() { return _isValid; } private void loadRelation() { if (_relation != null && _relation.getObject() != null) { PdrObject o = _facade.getPdrObject(_relation.getObject()); if (o != null) { _personText.setText(o.getDisplayName()); } else { _personText.setText(_relation.getObject().toString()); _decoPersonId.setImage(FieldDecorationRegistry.getDefault() .getFieldDecoration(FieldDecorationRegistry.DEC_ERROR).getImage()); _decoPersonId.setDescriptionText(NLMessages.getString("Editor_missing_object_no_relation")); } } else { _personText.setText(""); _decoPersonId.setImage(FieldDecorationRegistry.getDefault() .getFieldDecoration(FieldDecorationRegistry.DEC_REQUIRED).getImage()); } // context, class _composite.redraw(); _composite.layout(); _composite.update(); } @Override public void setBackground(Color color) { if (!super.isDisposed()) { super.setBackground(color); } if (!_composite.isDisposed()) { _composite.setBackground(color); if (_labelType != null) { _labelType.setBackground(color); } _labelRelation.setBackground(color); } } /** * Sets the combo viewer by string. * @param cv the cv * @param s the s */ private void setComboViewerByString(final ComboViewer cv, final String s) { if (cv.getInput() instanceof HashMap<?, ?>) { @SuppressWarnings("unchecked") HashMap<String, ConfigData> inputs = (HashMap<String, ConfigData>) cv.getInput(); if (inputs.containsKey(s)) { // System.out.println("contains key s " + s); for (String key : inputs.keySet()) { if (key.equals(s)) { ConfigData cd = inputs.get(key); if (cd instanceof ConfigItem && ((ConfigItem) cd).isIgnore()) { ((ConfigItem) cd).setReadAlthoughIgnored(true); cv.setInput(inputs); } cv.setSelection(new StructuredSelection(cd)); return; } } } } ConfigItem ci = new ConfigItem(); ci.setValue(s); ci.setLabel(s); cv.add(ci); StructuredSelection selection = new StructuredSelection(ci); cv.setSelection(selection); } @Override public void setDirty(boolean isDirty) { this._isDirty = isDirty; if (_parentEditor != null && _isDirty) { _parentEditor.setDirty(true); } } @Override public void setForeground(Color color) { super.setForeground(color); if (_labelType != null) { _labelType.setForeground(color); } _labelRelation.setForeground(color); _personText.setForeground(color); } @Override public void setLayoutData(Object layoutData) { super.setLayoutData(layoutData); // if (_composite != null) { // _composite.setLayoutData(layoutData); // } } public void setInput(Object input) { if (input instanceof Relation) { this._relation = (Relation) input; loadRelation(); } } @Override public void setSelected(boolean isSelected, boolean contextIsValid) { this._selected = isSelected; _searchButton.setEnabled(_selected && _editable); _deleteRelation.setEnabled(_selected && _editable); _relationContextCombo.setEnabled(_selected && _editable); _relationClassCombo.setEnabled(_selected && _editable); _relValueCombo.setEnabled(_selected && _editable); if (isSelected && contextIsValid) { setBackground(AEVIEWConstants.VIEW_BACKGROUND_SELECTED_COLOR); setForeground(AEVIEWConstants.VIEW_FOREGROUND_SELECTED_COLOR); } else if (contextIsValid) { setBackground(AEVIEWConstants.VIEW_BACKGROUND_DESELECTED_COLOR); setForeground(AEVIEWConstants.VIEW_FOREGROUND_DESELECTED_COLOR); } else if (isSelected) { setBackground(AEVIEWConstants.VIEW_BACKGROUND_INVALID_COLOR); setForeground(AEVIEWConstants.VIEW_FOREGROUND_SELECTED_COLOR); } else { setForeground(AEVIEWConstants.VIEW_FOREGROUND_DESELECTED_COLOR); setBackground(AEVIEWConstants.VIEW_BACKGROUND_INVALID_COLOR); } } private void contentChanged() { setDirty(true); saveInput(); validateInternal(); validate(); } private void validateInternal() { setValid(_relation.isValid()); if (_isValid) { if (!_composite.isDisposed()) { _decoPersonId.setImage(null); _decoPersonId.setDescriptionText(null); } } else { if (!_composite.isDisposed()) { _decoPersonId.setImage(FieldDecorationRegistry.getDefault() .getFieldDecoration(FieldDecorationRegistry.DEC_ERROR).getImage()); _decoPersonId.setDescriptionText(NLMessages.getString("Editor_missing_object_no_relation")); } } } private void setValid(boolean isValid) { this._isValid = isValid; } @Override public void validate() { if (_parentEditor != null) { _parentEditor.validate(); } } @Override public void saveInput() { // TODO Auto-generated method stub } @Override public void setEditable(boolean editable) { this._editable = editable; _searchButton.setEnabled(_selected && _editable); _deleteRelation.setEnabled(_selected && _editable); _relationContextCombo.setEnabled(_selected && _editable); _relationClassCombo.setEnabled(_selected && _editable); _relValueCombo.setEnabled(_selected && _editable); } }