com.calclab.emite.widgets.client.logger.LoggerWidget.java Source code

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Here is the source code for com.calclab.emite.widgets.client.logger.LoggerWidget.java

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/*
 *
 * ((e)) emite: A pure gwt (Google Web Toolkit) xmpp (jabber) library
 *
 * (c) 2008-2009 The emite development team (see CREDITS for details)
 * This file is part of emite.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */
package com.calclab.emite.widgets.client.logger;

import com.calclab.emite.widgets.client.base.EmiteWidget;
import com.calclab.suco.client.events.Event0;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.DockPanel;
import com.google.gwt.user.client.ui.FlowPanel;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.ScrollPanel;
import com.google.gwt.user.client.ui.VerticalPanel;

public class LoggerWidget extends DockPanel implements EmiteWidget {
    public static final String ERROR = "error";
    public static final String SENT = "sent";
    public static final String RECEIVED = "received";
    private final VerticalPanel content;
    Event0 onClear;
    private final ScrollPanel scroll;

    public LoggerWidget() {
        this.onClear = new Event0("widgets.logger:onClear");
        content = new VerticalPanel();
        final Button clear = new Button("clear", new ClickHandler() {
            public void onClick(final ClickEvent event) {
                onClear.fire();
            }
        });
        final FlowPanel panel = new FlowPanel();
        panel.add(clear);
        add(panel, DockPanel.SOUTH);

        scroll = new ScrollPanel();
        scroll.addStyleName("content");
        scroll.setAlwaysShowScrollBars(true);
        scroll.add(content);
        add(scroll, DockPanel.CENTER);
    }

    public void clearContent() {
        content.clear();
    }

    public String[] getParamNames() {
        return new String[] {};
    }

    public void setParam(final String name, final String value) {
    }

    public void write(final String color, final String message) {
        final Label label = new Label(message);
        label.addStyleName(color);
        content.add(label);
        scroll.ensureVisible(label);
    }

}