org.trinity.shellplugin.widget.impl.view.qt.StyledViewsPlugin.java Source code

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Here is the source code for org.trinity.shellplugin.widget.impl.view.qt.StyledViewsPlugin.java

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/*******************************************************************************
 * Trinity Shell Copyright (C) 2011 Erik De Rijcke
 *
 * This file is part of Trinity Shell.
 *
 * Trinity Shell is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the Free
 * Software Foundation; either version 3 of the License, or (at your option) any
 * later version.
 *
 * Trinity Shell 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 General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 ******************************************************************************/

package org.trinity.shellplugin.widget.impl.view.qt;

import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.concurrent.Callable;

import javax.inject.Singleton;

import org.apache.onami.autobind.annotations.Bind;
import org.trinity.shell.api.plugin.ShellPlugin;

import com.google.common.base.Charsets;
import com.google.common.base.Throwables;
import com.google.common.io.CharStreams;
import com.google.common.util.concurrent.AbstractIdleService;
import com.google.common.util.concurrent.ListenableFutureTask;
import com.trolltech.qt.gui.QApplication;

@Bind(multiple = true)
@Singleton
public class StyledViewsPlugin extends AbstractIdleService implements ShellPlugin {

    private static final String STYLESHEET_NAME = "views.qss";

    StyledViewsPlugin() {
    }

    private void loadStylelSheet() throws IOException {
        final InputStream in = getClass().getClassLoader().getResourceAsStream(STYLESHEET_NAME);
        final String content = CharStreams.toString(new InputStreamReader(in, Charsets.UTF_8));
        QApplication.instance().setStyleSheet(content);
    }

    @Override
    protected void startUp() throws Exception {
        final ListenableFutureTask<Void> futureTask = ListenableFutureTask.create(new Callable<Void>() {
            @Override
            public Void call() {
                try {
                    loadStylelSheet();
                } catch (final IOException e) {
                    Throwables.propagate(e);
                }
                return null;
            }
        });
        QApplication.invokeLater(futureTask);
    }

    @Override
    protected void shutDown() throws Exception {
        // clear styles?

    }
}