FileExplorerDemoScreenFileInfoPopup.java

/*
 * FileExplorerDemoScreenFileInfoPopup.java
 *
 * Copyright � 1998-2011 Research In Motion Limited
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * Note: For the sake of simplicity, this sample application may not leverage
 * resource bundles and resource strings.  However, it is STRONGLY recommended
 * that application developers make use of the localization features available
 * within the BlackBerry development platform to ensure a seamless application
 * experience across a variety of languages and geographies.  For more information
 * on localizing your application, please refer to the BlackBerry Java Development
 * Environment Development Guide associated with this release.
 */

package com.rim.samples.device.fileexplorerdemo;

import net.rim.device.api.io.MIMETypeAssociations;
import net.rim.device.api.system.Characters;
import net.rim.device.api.ui.component.LabelField;
import net.rim.device.api.ui.component.SeparatorField;
import net.rim.device.api.ui.container.PopupScreen;
import net.rim.device.api.ui.container.VerticalFieldManager;

/**
 * PopupScreen that displays information about a file
 */
public final class FileExplorerDemoScreenFileInfoPopup extends PopupScreen {
    /**
     * Creates a new FileExplorerDemoScreenFileInfoPopup object
     * 
     * @param fileholder
     *            Used to retrieve the file information
     */
    public FileExplorerDemoScreenFileInfoPopup(
            final FileExplorerDemoFileHolder fileholder) {
        super(new VerticalFieldManager());
        add(new LabelField("File Information"));
        add(new SeparatorField());
        add(new LabelField(fileholder.getFileName()));
        add(new LabelField(""));

        // Use the MIMETypeAssociations class to determine information about the
        // file
        add(new LabelField("MIME Type: "
                + MIMETypeAssociations.getMIMEType(fileholder.getFileName())));
    }

    /**
     * Overrides the default implementation. Closes the popup screen when the
     * Escape key is pressed.
     * 
     * @see net.rim.device.api.ui.Screen#keyChar(char,int,int)
     */
    public boolean keyChar(final char c, final int status, final int time) {
        if (c == Characters.ESCAPE) {
            close();
            return true;
        }

        return super.keyChar(c, status, time);
    }
}