org.ned.server.nedadminconsole.client.dialogs.NedAddNewUserDialog.java Source code

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Here is the source code for org.ned.server.nedadminconsole.client.dialogs.NedAddNewUserDialog.java

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/*******************************************************************************
* Copyright (c) 2011 Nokia Corporation
* 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:
* Comarch team - initial API and implementation
*******************************************************************************/
package org.ned.server.nedadminconsole.client.dialogs;

import java.util.List;

import org.ned.server.nedadminconsole.client.NedRes;
import org.ned.server.nedadminconsole.client.interfaces.NedUsernameReceiver;
import org.ned.server.nedadminconsole.shared.NedUser;

import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.user.client.ui.DialogBox;
import com.google.gwt.user.client.ui.Grid;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.TextBox;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.google.gwt.user.client.ui.HasHorizontalAlignment;

public class NedAddNewUserDialog extends DialogBox {

    private List<NedUser> listUsers;
    private TextBox textBoxUsername;
    private NedUsernameReceiver receiver;
    private Label labelError;

    public NedAddNewUserDialog(List<NedUser> listUsers, NedUsernameReceiver receiver) {
        setModal(true);
        setAutoHideEnabled(false);
        setWidth("350");
        this.listUsers = listUsers;
        this.receiver = receiver;
        setHTML(NedRes.instance().userDlgAddNewUser());

        Grid grid = new Grid(2, 2);
        grid.setCellSpacing(5);
        setWidget(grid);
        grid.setSize("350", "100%");

        Label labelUsername = new Label(NedRes.instance().username() + ":");
        grid.setWidget(0, 0, labelUsername);
        labelUsername.setWidth("100%");
        grid.getCellFormatter().setWidth(0, 0, "30%");
        grid.getCellFormatter().setWidth(0, 1, "60%");

        textBoxUsername = new TextBox();
        grid.setWidget(0, 1, textBoxUsername);
        textBoxUsername.setWidth("97%");

        labelError = new Label("");
        labelError.setStyleName("gwt-Label-red");
        grid.setWidget(1, 0, labelError);
        labelError.setWidth("100%");
        grid.getCellFormatter().setWidth(1, 0, "30%");

        HorizontalPanel horizontalPanel = new HorizontalPanel();
        horizontalPanel.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_CENTER);
        grid.setWidget(1, 1, horizontalPanel);
        horizontalPanel.setWidth("100%");
        grid.getCellFormatter().setWidth(1, 1, "60%");

        Button buttonOk = new Button(NedRes.instance().userDlgAddUser());
        horizontalPanel.add(buttonOk);
        horizontalPanel.setCellWidth(buttonOk, "50%");
        buttonOk.setText(NedRes.instance().ok());
        buttonOk.addClickHandler(new ClickHandlerOk());
        buttonOk.setWidth("90%");

        Button buttonCancel = new Button(NedRes.instance().cancel());
        buttonCancel.addClickHandler(new ClickHandlerCancel());
        horizontalPanel.add(buttonCancel);
        buttonCancel.setWidth("90%");
        horizontalPanel.setCellWidth(buttonCancel, "50%");

        center();
        textBoxUsername.setFocus(true);
    }

    private boolean checkUsernameAvailable(String username) {
        boolean retval = true;
        for (int i = 0; i < listUsers.size() && retval; i++) {
            if (listUsers.get(i).username.equals(username)) {
                retval = false;
            }
        }
        return retval;
    }

    private class ClickHandlerOk implements ClickHandler {

        @Override
        public void onClick(ClickEvent event) {
            if (!textBoxUsername.getText().isEmpty() && checkUsernameAvailable(textBoxUsername.getText())) {
                receiver.receiveUsername(textBoxUsername.getText());
                hide();
            } else {
                labelError.setText(NedRes.instance().userDlgAlreadyInUse());
            }

        }

    }

    private class ClickHandlerCancel implements ClickHandler {

        @Override
        public void onClick(ClickEvent event) {
            hide();

        }

    }

}