fr.aliasource.webmail.client.reader.AttachmentDisplay.java Source code

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Here is the source code for fr.aliasource.webmail.client.reader.AttachmentDisplay.java

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/* ***** BEGIN LICENSE BLOCK *****
 * Version: GPL 2.0
 *
 * The contents of this file are subject to the GNU General Public
 * License Version 2 or later (the "GPL").
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Initial Developer of the Original Code is
 *   MiniG.org project members
 *
 * ***** END LICENSE BLOCK ***** */

package fr.aliasource.webmail.client.reader;

import com.google.gwt.http.client.URL;
import com.google.gwt.user.client.ui.Anchor;
import com.google.gwt.user.client.ui.FlexTable;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.user.client.ui.Image;
import com.google.gwt.user.client.ui.Label;

import fr.aliasource.webmail.client.I18N;
import fr.aliasource.webmail.client.shared.AttachmentMetadata;

/**
 * The widget used to display a clickable attachment & its size.
 * 
 * @author tom
 * 
 */
public class AttachmentDisplay extends FlexTable {

    public AttachmentDisplay(final AttachmentMetadata meta, final String atId) {
        String encodedFilename = URL.encode(meta.getFileName());

        addMimeImage(meta, atId);

        HTML label = new HTML("<b>" + meta.getFileName() + "</b>");
        setWidget(0, 1, label);

        Label size = new Label(prettySize(meta.getSize()));
        setWidget(1, 1, size);

        Anchor view = new Anchor(I18N.strings.viewAttachment(), false, "view/" + atId + "/" + encodedFilename);
        view.getElement().setAttribute("target", "_blank");
        setWidget(1, 2, view);

        Anchor download = new Anchor(I18N.strings.downloadAttachment(), false,
                "download/" + atId + "/" + encodedFilename);
        download.getElement().setAttribute("target", "_blank");
        setWidget(1, 3, download);

        getFlexCellFormatter().setColSpan(0, 1, 4);
        getFlexCellFormatter().setRowSpan(0, 0, 2);
    }

    private void addMimeImage(AttachmentMetadata meta, String atId) {
        Image mime = null;
        if (!meta.isWithPreview()) {
            mime = new Image("minig/images/mime.gif");
        } else {
            String url = "preview/" + atId + "/" + meta.getFileName();
            mime = new Image();
            mime.setUrl(url);
        }

        setWidget(0, 0, mime);
    }

    private String prettySize(long size) {
        if (size < 1024) {
            return size + " " + I18N.strings.sizeByte();
        }
        size = size / 1024;
        if (size < 1024) {
            return size + " " + I18N.strings.sizeKilobyte();
        }
        size = size / 1024;
        return size + " " + I18N.strings.sizeMegabyte();
    }

}