+// $Id$
+/**
+ * Copyright (C) 2013 EDIT
+ * European Distributed Institute of Taxonomy
+ * http://www.e-taxonomy.eu
+ *
+ * The contents of this file are subject to the Mozilla Public License Version 1.1
+ * See LICENSE.TXT at the top of this package for the full license terms.
+ */
+package eu.etaxonomy.taxeditor.ui.section.campanula;
+
+import org.eclipse.swt.SWT;
+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.widgets.Button;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Label;
+import org.eclipse.swt.widgets.Shell;
+import org.springframework.security.core.GrantedAuthority;
+
+import eu.etaxonomy.cdm.api.conversation.ConversationHolder;
+import eu.etaxonomy.cdm.api.conversation.IConversationEnabled;
+import eu.etaxonomy.cdm.common.CdmUtils;
+import eu.etaxonomy.cdm.model.common.Group;
+import eu.etaxonomy.cdm.model.common.ICdmBase;
+import eu.etaxonomy.cdm.model.common.IIdentifiableEntity;
+import eu.etaxonomy.cdm.persistence.hibernate.CdmDataChangeMap;
+import eu.etaxonomy.taxeditor.model.AbstractUtility;
+import eu.etaxonomy.taxeditor.model.ImageResources;
+import eu.etaxonomy.taxeditor.preference.Resources;
+import eu.etaxonomy.taxeditor.ui.dialog.selection.SelectionDialogFactory;
+import eu.etaxonomy.taxeditor.ui.element.AbstractCdmFormElement;
+import eu.etaxonomy.taxeditor.ui.element.CdmFormFactory;
+import eu.etaxonomy.taxeditor.ui.element.CdmPropertyChangeEvent;
+import eu.etaxonomy.taxeditor.ui.element.ICdmFormElement;
+import eu.etaxonomy.taxeditor.ui.element.IEnableableFormElement;
+import eu.etaxonomy.taxeditor.ui.element.IEntityElement;
+import eu.etaxonomy.taxeditor.ui.element.ILabeledElement;
+import eu.etaxonomy.taxeditor.ui.element.ISelectableElement;
+import eu.etaxonomy.taxeditor.ui.element.LayoutConstants;
+import eu.etaxonomy.taxeditor.ui.element.SelectionArbitrator;
+import eu.etaxonomy.taxeditor.ui.selection.EntitySelectionElement;
+
+/**
+ * @author pplitzner
+ * @date 13.08.2013
+ *
+ */
+public class EntitySelectionFieldController<T extends ICdmBase> extends AbstractCdmFormElement implements SelectionListener, IEnableableFormElement, ISelectableElement, IEntityElement<T>, ILabeledElement, IConversationEnabled {
+
+ /**
+ * Bitmask for configuring functionality of selection element
+ */
+ public static final int NOTHING = 0; // 000
+ public static final int EDITABLE = 1 << 0; // 001
+ public static final int DELETABLE = 1 << 1; // 010
+ public static final int SELECTABLE = 1 << 2; // 100
+ public static final int ALL = EDITABLE | DELETABLE | SELECTABLE; // 111
+
+ protected T entity;
+
+ //TODO also control "label" with this class?
+// protected Label label;
+ protected Label text;
+ protected Button button_selection;
+
+ private SelectionArbitrator selectionArbitrator;
+
+ protected Button button_edit;
+
+ private final String labelString;
+
+ private Composite selectableComposite;
+
+ private Button button_remove;
+
+ private final boolean isEditable;
+
+ private final boolean isDeletable;
+
+ private final ConversationHolder conversation;
+ private Class<T> clazz;
+
+ /**
+ * <p>
+ * Constructor for AbstractSelectionElement.
+ * </p>
+ *
+ * @param formFactory
+ * a {@link eu.etaxonomy.taxeditor.ui.element.CdmFormFactory}
+ * object.
+ * @param conversation
+ * TODO
+ * @param parentElement
+ * a {@link eu.etaxonomy.taxeditor.ui.element.ICdmFormElement}
+ * object.
+ * @param labelString
+ * a {@link java.lang.String} object.
+ * @param entity
+ * a T object.
+ * @param isEditable
+ * a boolean.
+ * @param isSelectable
+ * a boolean.
+ * @param isDeletable
+ * a boolean.
+ * @param style
+ * a int.
+ * @param <T>
+ * a T object.
+ */
+ public EntitySelectionFieldController(EntitySelectionField entitySelectionField, CdmFormFactory formFactory, ConversationHolder conversation, ICdmFormElement parentElement, String labelString, T entity, int mode, int style) {
+ super(formFactory, parentElement);
+
+ setPropertyChangeListeners(formFactory.getPropertyChangeListeners());
+ formFactory.addPropertyChangeListener(this);
+
+ this.isEditable = (mode & EDITABLE) == EDITABLE;
+ this.isDeletable = (mode & DELETABLE) == DELETABLE;
+ boolean isSelectable = (mode & SELECTABLE) == SELECTABLE;
+
+ this.labelString = labelString;
+
+ this.conversation = conversation;
+
+ if (isSelectable && formFactory.getSelectionProvider() != null) {
+ selectionArbitrator = formFactory.createSelectionArbitrator(this);
+ }
+
+ createControls(getLayoutComposite(), entitySelectionField, SWT.NULL);
+
+ setEntity(entity);
+ }
+
+ public EntitySelectionFieldController(EntitySelectionField entitySelectionField, CdmFormFactory formFactory, ConversationHolder conversation, ICdmFormElement parentElement, Class<T> clazz, String labelString, T entity, int mode, int style) {
+ this(entitySelectionField, formFactory, conversation, parentElement, labelString, entity, mode, style);
+ this.clazz = clazz;
+ }
+
+ private void createControls(Composite parent, EntitySelectionField entitySelectionField, int style) {
+
+// label = formFactory.createLabel(getLayoutComposite(), labelString, SWT.NULL);
+//
+// addControl(label);
+
+ selectableComposite = entitySelectionField;//formFactory.createComposite(getLayoutComposite());
+
+ int columns = 2;
+ if (isEditable) {
+ columns += 1;
+ }
+ if (isDeletable) {
+ columns += 1;
+ }
+
+ selectableComposite.setLayout(LayoutConstants.LAYOUT(columns, false));
+ selectableComposite.setLayoutData(LayoutConstants.FILL_HORIZONTALLY());
+
+ addControl(selectableComposite);
+
+ text = entitySelectionField.getText();//formFactory.createLabel(selectableComposite, null, SWT.WRAP);
+ addControl(text);
+
+ text.setLayoutData(LayoutConstants.FILL_HORIZONTALLY());
+ text.setBackground(AbstractUtility.getColor(Resources.COLOR_TEXT_DISABLED_BACKGROUND));
+
+ button_selection = entitySelectionField.getButton_selection();//formFactory.createButton(selectableComposite, null, SWT.PUSH);
+ button_selection.setImage(ImageResources.getImage(ImageResources.BROWSE_ICON));
+ button_selection.setToolTipText("Browse existing");
+
+ addControl(button_selection);
+ button_selection.addSelectionListener(this);
+
+ if (isEditable) {
+ button_edit = entitySelectionField.getButton_edit();//formFactory.createButton(selectableComposite, null, SWT.PUSH);
+ button_edit.setImage(ImageResources.getImage(ImageResources.EDIT_ICON));
+ button_edit.setToolTipText("Edit");
+ addControl(button_edit);
+// button_edit.addSelectionListener(new EditListener(this));
+ }
+
+ if (isDeletable) {
+ button_remove = entitySelectionField.getButton_remove();//formFactory.createButton(selectableComposite, null, SWT.PUSH);
+ button_remove.setImage(ImageResources.getImage(ImageResources.TRASH_ICON));
+ button_remove.setToolTipText("Remove");
+ addControl(button_remove);
+// button_remove.addSelectionListener(new DeleteListener(this));
+ }
+ }
+
+ @Override
+ public void widgetSelected(SelectionEvent e) {
+ T selection = SelectionDialogFactory.getSelectionFromDialog(clazz, getShell(), getConversationHolder(), getEntity());
+ setSelectionInternal(selection);
+ }
+
+ /**
+ * Return the selected object
+ *
+ * @return a T object.
+ */
+ public T getSelection() {
+ return entity;
+ }
+
+ /*
+ * (non-Javadoc)
+ *
+ * @see
+ * eu.etaxonomy.taxeditor.forms.IEnableableFormElement#setEnabled(boolean)
+ */
+ /** {@inheritDoc} */
+ @Override
+ public void setEnabled(boolean enabled) {
+ button_selection.setEnabled(enabled);
+ if (isEditable) {
+ button_edit.setEnabled(enabled && entity != null);
+ }
+ }
+
+ /**
+ * <p>
+ * setSelectionInternal
+ * </p>
+ *
+ * @param selection
+ * a T object.
+ */
+ protected void setSelectionInternal(T selection) {
+ if (selection != null && !selection.equals(this.entity)) {
+ setEntity(selection);
+ firePropertyChangeEvent(new CdmPropertyChangeEvent(this, null));
+ }
+ }
+
+ /**
+ * <p>
+ * Setter for the field <code>entity</code>.
+ * </p>
+ *
+ * @param selection
+ * a T object.
+ */
+ public void setEntity(T selection) {
+ this.entity = selection;
+ updateElement();
+ }
+
+ /**
+ * Updates this elements view
+ */
+ protected void updateElement() {
+ String title = CdmUtils.Nz(getTitle());
+ // we have to duplicate ampersands otherwise they are treated as
+ // mnenomic (see Label.setText() documentation)
+ title = title.replace("&", "&&");
+ text.setText(title); // title can be null
+ if (isEditable) {
+ button_edit.setEnabled(entity != null);
+ }
+ }
+
+ /**
+ * <p>
+ * updateFromWizard
+ * </p>
+ */
+ protected void updateFromWizard() {
+ updateElement();
+ firePropertyChangeEvent(new CdmPropertyChangeEvent(this, null));
+ }
+
+ /**
+ * <p>
+ * getTitle
+ * </p>
+ *
+ * @return a {@link java.lang.String} object.
+ */
+ protected String getTitle() {
+ if (entity != null) {
+ if (entity instanceof IIdentifiableEntity) {
+ return ((IIdentifiableEntity) entity).getTitleCache();
+ } else if (entity instanceof Group) {
+ return ((Group) entity).getName();
+ } else if (entity instanceof GrantedAuthority) {
+ return ((GrantedAuthority) entity).getAuthority();
+ }
+ }
+ return "";
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public void setSelected(boolean selected) {
+ setBackground(selected ? SELECTED : getPersistentBackground());
+ }
+
+ /*
+ * (non-Javadoc)
+ *
+ * @see eu.etaxonomy.taxeditor.forms.IEntityElement#getEntity()
+ */
+ /**
+ * <p>
+ * Getter for the field <code>entity</code>.
+ * </p>
+ *
+ * @return a T object.
+ */
+ @Override
+ public T getEntity() {
+ return entity;
+ }
+
+ /*
+ * (non-Javadoc)
+ *
+ * @see eu.etaxonomy.taxeditor.forms.section.cdmdetail.ISelectableElement#
+ * getSelectionArbitrator()
+ */
+ /**
+ * <p>
+ * Getter for the field <code>selectionArbitrator</code>.
+ * </p>
+ *
+ * @return a {@link eu.etaxonomy.taxeditor.ui.element.SelectionArbitrator}
+ * object.
+ */
+ @Override
+ public SelectionArbitrator getSelectionArbitrator() {
+ return selectionArbitrator;
+ }
+
+ /**
+ * Convenient access to current shell
+ *
+ * @return a {@link org.eclipse.swt.widgets.Shell} object.
+ */
+ protected Shell getShell() {
+ return getLayoutComposite().getShell();
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public void setIrrelevant(boolean irrelevant) {
+ String colorId = irrelevant ? Resources.COLOR_COMPOSITE_IRRELEVANT : Resources.COLOR_TEXT_DISABLED_BACKGROUND;
+
+ Color color = AbstractUtility.getColor(colorId);
+ text.setBackground(color);
+ }
+
+ private class DeleteListener extends SelectionAdapter {
+
+ private final EntitySelectionElement<T> selectionElement;
+
+ public DeleteListener(EntitySelectionElement<T> selectionElement) {
+ this.selectionElement = selectionElement;
+ }
+
+ @Override
+ public void widgetSelected(SelectionEvent e) {
+ setEntity(null);
+ firePropertyChangeEvent(new CdmPropertyChangeEvent(selectionElement, null));
+ }
+ }
+
+ private class EditListener extends SelectionAdapter {
+
+ private final EntitySelectionElement<T> selectionElement;
+
+ public EditListener(EntitySelectionElement<T> selectionElement) {
+ this.selectionElement = selectionElement;
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public void widgetSelected(SelectionEvent e) {
+// WizardDialog dialog = new WizardDialog(selectionElement.getShell(), new EditFromSelectionWizard(selectionElement));
+// if (dialog.open() == IStatus.OK) {
+// selectionElement.updateFromWizard();
+// }
+ }
+ }
+
+ // not used
+ /** {@inheritDoc} */
+ @Override
+ public void widgetDefaultSelected(SelectionEvent e) {
+ }
+
+ /**
+ * <p>
+ * getConversationHolder
+ * </p>
+ *
+ * @return a {@link eu.etaxonomy.cdm.api.conversation.ConversationHolder}
+ * object.
+ */
+ @Override
+ public ConversationHolder getConversationHolder() {
+ return conversation;
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public void setBackground(Color color) {
+// label.setBackground(color);
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public void setLabel(String labelString) {
+// if (label != null) {
+// label.setText(labelString);
+// }
+ }
+
+ /**
+ * <p>
+ * Getter for the field <code>label</code>.
+ * </p>
+ *
+ * @return a {@link java.lang.String} object.
+ */
+ @Override
+ public String getLabel() {
+// if (label != null) {
+// return label.getText();
+// }
+ return null;
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public void update(CdmDataChangeMap changeEvents) {
+ }
+}
BGBM BDI Projects / taxeditor.git / commitdiff