ch.elexis.preferences.inputs.KontaktFieldEditor.java Source code

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Here is the source code for ch.elexis.preferences.inputs.KontaktFieldEditor.java

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/*******************************************************************************
 * Copyright (c) 2007-2010, G. Weirich and Elexis
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *    G. Weirich - initial implementation
 *    
 *******************************************************************************/

package ch.elexis.preferences.inputs;

import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.preference.FieldEditor;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.MouseAdapter;
import org.eclipse.swt.events.MouseEvent;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;

import ch.elexis.Desk;
import ch.elexis.data.Kontakt;
import ch.elexis.dialogs.KontaktSelektor;
import ch.rgw.io.Settings;

public class KontaktFieldEditor extends FieldEditor {
    private Label contactLabel;
    private Settings cfg;
    private String defaultText = Messages.getString("KontaktFieldEditor.PleaseSelect"); //$NON-NLS-1$
    private Kontakt selected;

    protected KontaktFieldEditor() {
        // no defaults
    }

    public KontaktFieldEditor(Settings cfg, String name, String labelText, Composite parent) {
        super(name, labelText, parent);
        this.cfg = cfg;
    }

    @Override
    protected void adjustForNumColumns(int numColumns) {
        ((GridData) contactLabel.getLayoutData()).horizontalSpan = numColumns - 1;

    }

    @Override
    protected void doFillIntoGrid(Composite parent, int numColumns) {
        Control control = getLabelControl(parent);
        GridData gd = new GridData();
        gd.horizontalSpan = numColumns - 1;
        control.setLayoutData(gd);

        Label cLabel = getChangeControl(parent);
        cLabel.setLayoutData(new GridData());

    }

    @Override
    protected void doLoad() {
        if (contactLabel == null) {
            return;
        }
        selected = Kontakt.load(cfg.get(getPreferenceName(), ""));
        if (selected.isValid()) {
            contactLabel.setText(selected.getLabel());
        } else {
            contactLabel.setText(defaultText);
            selected = null;
        }
    }

    @Override
    protected void doLoadDefault() {
        contactLabel.setText(defaultText);
        selected = null;
    }

    @Override
    protected void doStore() {
        if (selected == null) {
            cfg.remove(getPreferenceName());
        } else {
            cfg.set(getPreferenceName(), selected.getId());
        }

    }

    @Override
    public int getNumberOfControls() {
        return 2;
    }

    protected Label getChangeControl(final Composite parent) {
        if (contactLabel == null) {
            contactLabel = new Label(parent, SWT.NONE);
            contactLabel.setForeground(Desk.getColor(Desk.COL_BLUE));
            contactLabel.addMouseListener(new MouseAdapter() {

                @Override
                public void mouseUp(MouseEvent e) {
                    KontaktSelektor ksl = new KontaktSelektor(parent.getShell(), Kontakt.class,
                            Messages.getString("KontaktFieldEditor.SelectContact"), //$NON-NLS-1$
                            Messages.getString("KontaktFieldEditor.PleaseSelectContact"), Kontakt.DEFAULT_SORT); //$NON-NLS-1$
                    if (ksl.open() == Dialog.OK) {
                        selected = (Kontakt) ksl.getSelection();
                        contactLabel.setText(selected.getLabel());
                    } else {
                        contactLabel.setText(defaultText);
                        selected = null;
                    }
                }

            });

        } else {
            checkParent(contactLabel, parent);
        }
        return contactLabel;
    }

    public Kontakt getValue() {
        return selected;
    }

    public void set(Kontakt sel) {
        if (sel.isValid()) {
            selected = sel;
            contactLabel.setText(selected.getLabel());
        } else {
            sel = null;
            contactLabel.setText(defaultText);
        }

    }
}