com.jaspersoft.studio.editor.preview.input.LocaleInput.java Source code

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Here is the source code for com.jaspersoft.studio.editor.preview.input.LocaleInput.java

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/*******************************************************************************
 * Copyright (C) 2005 - 2014 TIBCO Software Inc. All rights reserved.
 * http://www.jaspersoft.com.
 * 
 * Unless you have purchased  a commercial license agreement from Jaspersoft,
 * the following license terms  apply:
 * 
 * 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
 ******************************************************************************/
package com.jaspersoft.studio.editor.preview.input;

import java.util.Locale;
import java.util.Map;

import org.apache.commons.lang.LocaleUtils;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;

import com.jaspersoft.studio.swt.widgets.WLocale;

public class LocaleInput extends ADataInput {
    private WLocale wlocal;

    public boolean isForType(Class<?> valueClass) {
        return Locale.class.isAssignableFrom(valueClass);
    }

    private String tooltip;

    @Override
    public void createInput(Composite parent, final IParameter param, final Map<String, Object> params) {
        super.createInput(parent, param, params);
        if (Locale.class.isAssignableFrom(param.getValueClass())) {
            wlocal = new WLocale(parent, SWT.DROP_DOWN | SWT.BORDER);
            tooltip = param.getDescription() != null ? param.getDescription() + "\n" : "";
            wlocal.setToolTipText(tooltip);
            wlocal.addFocusListener(focusListener);
            GridData gd = new GridData(GridData.FILL_HORIZONTAL);
            gd.horizontalIndent = 8;
            wlocal.setLayoutData(gd);
            updateInput();
            wlocal.addSelectionListener(new SelectionAdapter() {
                @Override
                public void widgetSelected(SelectionEvent e) {
                    updateModel(wlocal.getLocale());
                    updateInput();
                }
            });
            for (Control c : wlocal.getChildren())
                setNullable(param, c);
        }
    }

    public void updateInput() {
        Object value = params.get(param.getName());
        if (value != null && value instanceof String)
            value = LocaleUtils.toLocale((String) value);
        if (value != null && value instanceof Locale) {
            Locale locale = (Locale) value;
            wlocal.setSelection(locale);
            wlocal.setToolTipText(tooltip + locale.toString());
        }
        setDecoratorNullable(param);
    }
}