es.cv.gvcase.trmanager.internal.ui.composites.SelectTransfResourceComposite.java Source code

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Here is the source code for es.cv.gvcase.trmanager.internal.ui.composites.SelectTransfResourceComposite.java

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/*******************************************************************************
 * Copyright (c) 2008 Conselleria de Infraestructuras y Transporte, Generalitat 
 * de la Comunitat Valenciana . 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: Javier Muoz (Integranova)  Initial implementation
 *
 ******************************************************************************/
package es.cv.gvcase.trmanager.internal.ui.composites;

import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Text;

import es.cv.gvcase.trmanager.registry.TransformedRes;

public abstract class SelectTransfResourceComposite extends Composite {

    private final static String EMPTY_STRING = "";

    private ModifyListener mListener = null;

    public SelectTransfResourceComposite(Composite parent, int style, TransformedRes resource) {
        super(parent, style);
        GridData data = new GridData(GridData.FILL_HORIZONTAL);
        data.verticalAlignment = SWT.TOP;
        data.grabExcessHorizontalSpace = true;
        this.setLayoutData(data);
        createControls(this, resource);

        this.setData(resource);
    }

    protected Text createTextField(Composite parent) {
        Text text = new Text(parent, SWT.SINGLE | SWT.BORDER);
        GridData data = new GridData(GridData.FILL_HORIZONTAL);
        data.verticalAlignment = SWT.CENTER;// GridData.CENTER;
        data.grabExcessVerticalSpace = false;
        data.widthHint = IDialogConstants.ENTRY_FIELD_WIDTH;
        text.setLayoutData(data);
        return text;
    }

    protected Button createButton(Composite parent) {
        Button button = new Button(parent, SWT.PUSH);
        GridData data = new GridData();
        data.horizontalAlignment = SWT.RIGHT;
        button.setLayoutData(data);

        return button;
    }

    public boolean isResourceSelected() {
        return !getResourceSelected().equals(EMPTY_STRING);
    }

    protected abstract void setResourceSelected(String resourcePath);

    public abstract String getResourceSelected();

    public void setInitialResourcePath(String resourcePath) {
        setResourceSelected(resourcePath);
    }

    public void addModifyListener(ModifyListener listener) {
        this.mListener = listener;
    }

    public ModifyListener getModifyListener() {
        return this.mListener;
    }

    protected abstract void createControls(Composite parent, TransformedRes resource);

    public abstract void updateFieldDecorators();

}