/*
 * Copyright (c) 2006-2015 DMDirc Developers
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package com.dmdirc.addons.ui_swing;

import com.dmdirc.addons.ui_swing.events.ClientFocusGainedEvent;
import com.dmdirc.addons.ui_swing.events.ClientFocusLostEvent;
import com.dmdirc.interfaces.EventBus;

import java.awt.event.WindowEvent;
import java.awt.event.WindowFocusListener;

/**
* Focus listener that triggers focus events on an event bus.
*/
class EventTriggeringFocusListener implements WindowFocusListener {

    private final EventBus eventBus;

    public EventTriggeringFocusListener(final EventBus eventBus) {
        this.eventBus = eventBus;
    }

    @Override
    public void windowGainedFocus(final WindowEvent e) {
        eventBus.publishAsync(new ClientFocusGainedEvent());
    }

    @Override
    public void windowLostFocus(final WindowEvent e) {
        eventBus.publishAsync(new ClientFocusLostEvent());
    }
}