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

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

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/*******************************************************************************
 * Copyright (c) 2007-2009, 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.preference.FieldEditor;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Composite;

import ch.rgw.tools.StringTool;

public class ComboFieldEditor extends FieldEditor {
    Combo combo;
    String[] values;

    public Combo getCombo() {
        return combo;
    }

    public ComboFieldEditor(String preferenceName, String title, String[] values, Composite parent) {
        init(preferenceName, title);
        this.values = values;
        createControl(parent);
    }

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

    @Override
    protected void doFillIntoGrid(Composite parent, int numColumns) {
        getLabelControl(parent);

        if (combo == null) {
            combo = new Combo(parent, SWT.NONE);
            combo.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
            combo.setItems(values);
        }
    }

    @Override
    protected void doLoad() {
        if (combo != null) {
            String value = getPreferenceStore().getString(getPreferenceName());
            // int idx=StringTool.getIndex(values, value);
            combo.setText(value);
            // combo.select(idx);
        }

    }

    @Override
    protected void doLoadDefault() {
        if (combo != null) {
            String value = getPreferenceStore().getDefaultString(getPreferenceName());
            int idx = StringTool.getIndex(values, value);
            combo.select(idx);
        }
        // valueChanged();

    }

    @Override
    protected void doStore() {
        getPreferenceStore().setValue(getPreferenceName(), combo.getText());
    }

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

}