root / src / gr / grnet / pithos / web / client / StatusPanel.java @ 749068ba
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/*
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* Copyright 2011 GRNET S.A. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* 1. Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* The views and conclusions contained in the software and
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* documentation are those of the authors and should not be
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* interpreted as representing official policies, either expressed
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* or implied, of GRNET S.A.
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*/
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package gr.grnet.pithos.web.client; |
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import com.google.gwt.core.client.Scheduler; |
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import gr.grnet.pithos.web.client.foldertree.AccountResource; |
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import gr.grnet.pithos.web.client.rest.GetRequest; |
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import gr.grnet.pithos.web.client.rest.RestException; |
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import com.google.gwt.core.client.GWT; |
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import com.google.gwt.i18n.client.DateTimeFormat; |
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import com.google.gwt.resources.client.ClientBundle; |
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import com.google.gwt.resources.client.ImageResource; |
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import com.google.gwt.user.client.ui.AbstractImagePrototype; |
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import com.google.gwt.user.client.ui.Composite; |
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import com.google.gwt.user.client.ui.HTML; |
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import com.google.gwt.user.client.ui.HasHorizontalAlignment; |
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import com.google.gwt.user.client.ui.HorizontalPanel; |
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import java.util.Date; |
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/**
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* The panel that displays a status bar with quota information.
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*/
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public class StatusPanel extends Composite { |
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public static final boolean DONE = false; |
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private HTML fileCountLabel = new HTML(""); |
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private HTML fileSizeLabel = new HTML(""); |
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private HTML quotaIcon = new HTML(""); |
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private HTML quotaLabel = new HTML(""); |
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private HTML lastLoginLabel = new HTML(""); |
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private HTML currentLoginLabel = new HTML(""); |
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private HTML currentlyShowingLabel = new HTML(""); |
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/**
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* An image bundle for this widget's images.
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*/
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public interface Images extends ClientBundle { |
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@Source("gr/grnet/pithos/resources/windowlist.png") |
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ImageResource totalFiles(); |
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@Source("gr/grnet/pithos/resources/database.png") |
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ImageResource totalSize(); |
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@Source("gr/grnet/pithos/resources/redled.png") |
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ImageResource redSize(); |
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@Source("gr/grnet/pithos/resources/greenled.png") |
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ImageResource greenSize(); |
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@Source("gr/grnet/pithos/resources/yellowled.png") |
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ImageResource yellowSize(); |
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@Source("gr/grnet/pithos/resources/xclock.png") |
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ImageResource lastLogin(); |
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} |
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private final Images images; |
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/**
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* The constructor of the status panel.
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*
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* @param theImages the supplied images
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*/
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public StatusPanel(Images theImages) {
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images = theImages; |
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HorizontalPanel outer = new HorizontalPanel();
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outer.setWidth("100%");
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outer.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_LEFT); |
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HorizontalPanel left = new HorizontalPanel();
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left.setSpacing(8);
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HorizontalPanel middle = new HorizontalPanel();
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middle.setSpacing(8);
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HorizontalPanel right = new HorizontalPanel();
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right.setSpacing(8);
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outer.add(left); |
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outer.add(middle); |
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outer.add(right); |
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left.add(new HTML("<b>Totals:</b> ")); |
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left.add(AbstractImagePrototype.create(images.totalFiles()).createImage()); |
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left.add(fileCountLabel); |
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left.add(AbstractImagePrototype.create(images.totalSize()).createImage()); |
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left.add(fileSizeLabel); |
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quotaIcon.setHTML(AbstractImagePrototype.create(images.greenSize()).getHTML()); |
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left.add(quotaIcon); |
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left.add(quotaLabel); |
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middle.add(AbstractImagePrototype.create(images.lastLogin()).createImage()); |
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middle.add(new HTML("<b>Last login:</b> ")); |
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middle.add(lastLoginLabel); |
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middle.add(new HTML("<b>\u0387 Current session login:</b> ")); |
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middle.add(currentLoginLabel); |
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right.add(currentlyShowingLabel); |
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outer.setStyleName("statusbar-inner");
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left.setStyleName("statusbar-inner");
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middle.setStyleName("statusbar-inner");
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right.setStyleName("statusbar-inner");
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outer.setCellHorizontalAlignment(right, HasHorizontalAlignment.ALIGN_RIGHT); |
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initWidget(outer); |
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} |
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/**
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* Refresh the widget with the provided statistics.
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*/
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public void displayStats(AccountResource account) { |
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if (account.getNumberOfObjects() == 1) |
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fileCountLabel.setHTML("1 object");
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else
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fileCountLabel.setHTML(account.getNumberOfObjects() + " objects");
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fileSizeLabel.setHTML(account.getFileSizeAsString() + " used");
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long pc = (long) ((double) account.getBytesRemaining()/(account.getBytesRemaining() + account.getBytesUsed()) + 0.5); |
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if (pc < 10) { |
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quotaIcon.setHTML(AbstractImagePrototype.create(images.redSize()).getHTML()); |
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quotaLabel.setHTML(account.getQuotaLeftAsString() + " free");
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} else if(pc<20) { |
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quotaIcon.setHTML(AbstractImagePrototype.create(images.yellowSize()).getHTML()); |
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quotaLabel.setHTML(account.getQuotaLeftAsString() +" free");
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} else {
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quotaIcon.setHTML(AbstractImagePrototype.create(images.greenSize()).getHTML()); |
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quotaLabel.setHTML(account.getQuotaLeftAsString() +" free");
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} |
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final DateTimeFormat formatter = DateTimeFormat.getFormat("d/M/yyyy h:mm a"); |
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Date login = account.getLastLogin();
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lastLoginLabel.setHTML(login == null ? "" : formatter.format(login)); |
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login = account.getCurrentLogin(); |
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currentLoginLabel.setHTML(login == null ? "" : formatter.format(login)); |
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} |
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/**
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* Requests updated quota information from the server and refreshes
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* the display.
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*/
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//TODO: This should not be done here
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public void updateStats() { |
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final Pithos app = Pithos.get();
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String path = app.getApiPath() + app.getUsername();
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GetRequest<AccountResource> getAccount = new GetRequest<AccountResource>(AccountResource.class, path) {
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@Override
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public void onSuccess(AccountResource result) { |
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displayStats(result); |
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} |
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@Override
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public void onError(Throwable t) { |
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if(t instanceof RestException) |
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app.displayError("Unable to fetch quota:" +
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((RestException)t).getHttpStatusText()); |
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else
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app.displayError("System error fetching quota:" +
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t.getMessage()); |
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GWT.log("ERR", t);
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} |
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}; |
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getAccount.setHeader("X-Auth-Token", app.getToken());
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Scheduler.get().scheduleDeferred(getAccount); |
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} |
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/**
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* Displays the statistics for the current folder.
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*
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* @param text the statistics to display
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*/
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public void updateCurrentlyShowing(String text) { |
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if (text == null) |
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currentlyShowingLabel.setText("");
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else
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currentlyShowingLabel.setHTML(" <b>Showing:</b> " + text);
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} |
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} |