eu.geclipse.jsdl.ui.internal.wizards.JSDLExactValueTab.java Source code

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Here is the source code for eu.geclipse.jsdl.ui.internal.wizards.JSDLExactValueTab.java

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/******************************************************************************
 * Copyright (c) 2007 g-Eclipse consortium 
 * 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
 *
 * Initial development of the original code was made for
 * project g-Eclipse founded by European Union
 * project number: FP6-IST-034327  http://www.geclipse.eu/
 *
 * Contributor(s):
 *     PSNC - Katarzyna Bylec
 *           
 *****************************************************************************/
package eu.geclipse.jsdl.ui.internal.wizards;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.viewers.IStructuredContentProvider;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.ITableLabelProvider;
import org.eclipse.jface.window.Window;

import eu.geclipse.jsdl.ui.internal.dialogs.MultipleInputDialog;
import eu.geclipse.ui.widgets.TabComponent;

/**
 * Table to keep exact values for ranges of JSDL resources
 */
@SuppressWarnings("unchecked")
public class JSDLExactValueTab extends TabComponent {

    /**
     * Creates new instance of this class
     * @param contentProvider content provider for table viewer
     * @param labelProvider label provider for table viewer
     * @param columnsProperties headers for table
     * @param hight hight of this control
     * @param width width of collumn in table
     */
    public JSDLExactValueTab(final IStructuredContentProvider contentProvider,
            final ITableLabelProvider labelProvider, final List<String> columnsProperties, final int hight,
            final int width) {
        super(contentProvider, labelProvider, columnsProperties, hight, width);
    }

    @Override
    protected void handleAddButtonSelected() {
        MultipleInputDialog dialog = new MultipleInputDialog(getShell(),
                Messages.getString("JSDLExactValueTab.new_value")); //$NON-NLS-1$
        dialog.addTextField(Messages.getString("JSDLExactValueTab.value"), null, false); //$NON-NLS-1$
        dialog.addTextField(Messages.getString("JSDLExactValueTab.epsilon"), null, false); //$NON-NLS-1$
        if (dialog.open() != Window.OK) {
            return;
        }
        String val = dialog.getStringValue(Messages.getString("JSDLExactValueTab.value")); //$NON-NLS-1$
        String eps = dialog.getStringValue(Messages.getString("JSDLExactValueTab.epsilon")); //$NON-NLS-1$
        try {
            ValueWithEpsilon value = new ValueWithEpsilon(Double.valueOf(val).doubleValue(),
                    Double.valueOf(eps).doubleValue());
            addVariable(value);
        } catch (NumberFormatException exc) {
            MessageDialog.openError(getShell(), Messages.getString("JSDLExactValueTab.bad_number_format"), //$NON-NLS-1$
                    Messages.getString("JSDLExactValueTab.bad_number_format")); //$NON-NLS-1$
        }
    }

    @Override
    protected void handleEditButtonSelected() {
        IStructuredSelection sel = (IStructuredSelection) this.table.getSelection();
        ValueWithEpsilon var = (ValueWithEpsilon) sel.getFirstElement();
        if (var == null) {
            // do nothing;
        } else {
            String oldStart = Double.valueOf(var.getValue()).toString();
            String oldEnd = Double.valueOf(var.getEpsilon()).toString();
            MultipleInputDialog dialog = new MultipleInputDialog(getShell(),
                    Messages.getString("JSDLExactValueTab.edit_title")); //$NON-NLS-1$
            ArrayList<String> comboData = new ArrayList<String>();
            for (FileType fileType : FileType.values()) {
                comboData.add(fileType.toString());
            }
            dialog.addTextField(Messages.getString("JSDLExactValueTab.value"), oldStart, false); //$NON-NLS-1$
            dialog.addTextField(Messages.getString("JSDLExactValueTab.epsilon"), oldEnd, false); //$NON-NLS-1$
            if (dialog.open() != Window.OK) {
                // do nothing;
            } else {
                try {
                    String newStart = dialog.getStringValue(Messages.getString("JSDLExactValueTab.value")); //$NON-NLS-1$
                    String newEnd = dialog.getStringValue(Messages.getString("JSDLExactValueTab.epsilon")); //$NON-NLS-1$
                    if (!oldStart.equals(newStart) || !oldEnd.equals(newEnd)) {
                        ValueWithEpsilon newRange = new ValueWithEpsilon(Double.valueOf(newStart).doubleValue(),
                                Double.valueOf(newEnd).doubleValue());
                        if (addVariable(newRange)) {
                            this.table.remove(var);
                        }
                    } else {
                        var.setValue(Double.valueOf(newStart).doubleValue());
                        var.setEpsilon(Double.valueOf(newEnd).doubleValue());
                        this.table.update(var, null);
                        updateLaunchConfigurationDialog();
                    }
                } catch (NumberFormatException exc) {
                    MessageDialog.openError(getShell(), Messages.getString("JSDLExactValueTab.bad_number_format"), //$NON-NLS-1$
                            Messages.getString("JSDLExactValueTab.bad_number_format")); //$NON-NLS-1$
                }
            }
        }
    }

    @Override
    protected void handleRemoveButtonSelected() {
        IStructuredSelection sel = (IStructuredSelection) this.table.getSelection();
        this.table.getControl().setRedraw(false);
        for (Iterator<?> i = sel.iterator(); i.hasNext();) {
            ValueWithEpsilon var = (ValueWithEpsilon) i.next();
            this.table.remove(var);
        }
        this.table.getControl().setRedraw(true);
        // updateAppendReplace();
        updateLaunchConfigurationDialog();
    }

    @Override
    protected void setLabels() {
        this.addButton.setText(Messages.getString("JSDLExactValueTab.add_button")); //$NON-NLS-1$
        this.editButton.setText(Messages.getString("JSDLExactValueTab.edit_button")); //$NON-NLS-1$
        this.removeButton.setText(Messages.getString("JSDLExactValueTab.rmove_button")); //$NON-NLS-1$
    }
}