root / src / gr / grnet / pithos / web / client / FileVersionsDialog.java @ bda6984c
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/*
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* Copyright 2011-2012 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 gr.grnet.pithos.web.client.foldertree.File; |
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import gr.grnet.pithos.web.client.foldertree.FileVersions; |
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import gr.grnet.pithos.web.client.foldertree.Version; |
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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 java.util.List; |
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import com.google.gwt.core.client.GWT; |
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import com.google.gwt.core.client.Scheduler; |
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import com.google.gwt.event.dom.client.ClickEvent; |
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import com.google.gwt.event.dom.client.ClickHandler; |
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import com.google.gwt.http.client.Response; |
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import com.google.gwt.resources.client.ImageResource; |
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import com.google.gwt.user.client.Command; |
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import com.google.gwt.user.client.ui.Anchor; |
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import com.google.gwt.user.client.ui.Button; |
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import com.google.gwt.user.client.ui.CheckBox; |
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import com.google.gwt.user.client.ui.FocusPanel; |
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import com.google.gwt.user.client.ui.HasHorizontalAlignment; |
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import com.google.gwt.user.client.ui.VerticalPanel; |
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/**
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* The 'File properties' dialog box implementation.
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*
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*/
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public class FileVersionsDialog extends AbstractPropertiesDialog { |
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/**
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* An image bundle for this widgets images.
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*/
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public interface Images extends MessagePanel.Images { |
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@Source("gr/grnet/pithos/resources/edit_user.png") |
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ImageResource permUser(); |
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@Source("gr/grnet/pithos/resources/groups22.png") |
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ImageResource permGroup(); |
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@Source("gr/grnet/pithos/resources/editdelete.png") |
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ImageResource delete(); |
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@Source("gr/grnet/pithos/resources/db_update.png") |
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ImageResource restore(); |
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@Source("gr/grnet/pithos/resources/folder_inbox.png") |
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ImageResource download(); |
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} |
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final File file; |
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Images images = GWT.create(Images.class); |
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/**
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* The widget's constructor.
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*/
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public FileVersionsDialog(Pithos _app, File _file) { |
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super(_app);
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file = _file; |
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Anchor close = new Anchor();
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close.addStyleName("close");
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close.addClickHandler(new ClickHandler() {
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@Override
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public void onClick(ClickEvent event) { |
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hide(); |
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} |
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}); |
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// Set the dialog's caption.
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setText("File versions");
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setAnimationEnabled(true);
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setGlassEnabled(true);
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setStyleName("pithos-DialogBox");
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// Outer contains inner and buttons.
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final VerticalPanel outer = new VerticalPanel(); |
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outer.add(close); |
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final FocusPanel focusPanel = new FocusPanel(outer); |
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// Inner contains generalPanel and permPanel.
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inner = new VerticalPanel();
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inner.addStyleName("inner");
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outer.add(inner); |
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// Create the 'OK' button, along with a listener that hides the dialog
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// when the button is clicked.
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final Button ok = new Button("OK", new ClickHandler() { |
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@Override
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public void onClick(ClickEvent event) { |
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accept(); |
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closeDialog(); |
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} |
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}); |
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ok.addStyleName("button");
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outer.add(ok); |
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outer.setCellHorizontalAlignment(inner, HasHorizontalAlignment.ALIGN_CENTER); |
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focusPanel.setFocus(true);
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setWidget(outer); |
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} |
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void doCenter() {
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super.center();
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} |
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@Override
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public void center() { |
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fetchVersions(); |
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} |
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protected void fetchVersions() { |
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String path = file.getUri() + "?format=json&version=list"; |
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GetRequest<FileVersions> getVersions = new GetRequest<FileVersions>(FileVersions.class, app.getApiPath(), file.getOwner(), path) {
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@Override
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public void onSuccess(FileVersions _result) { |
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inner.add(createVersionPanel(_result.getVersions())); |
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doCenter(); |
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} |
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@Override
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public void onError(Throwable t) { |
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GWT.log("", t);
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app.setError(t); |
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if (t instanceof RestException) { |
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app.displayError("Unable to fetch versions: " + ((RestException) t).getHttpStatusText());
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} |
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else
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app.displayError("System error unable to fetch versions: "+t.getMessage());
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} |
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@Override
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protected void onUnauthorized(Response response) { |
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app.sessionExpired(); |
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} |
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}; |
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getVersions.setHeader("X-Auth-Token", app.getToken());
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Scheduler.get().scheduleDeferred(getVersions); |
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} |
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VerticalPanel createVersionPanel(List<Version> versions) {
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VerticalPanel versionPanel = new VerticalPanel();
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VersionsList verList = new VersionsList(app, this, images, file, versions); |
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versionPanel.add(verList); |
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return versionPanel;
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} |
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/**
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* Accepts any change and updates the file
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*
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*/
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@Override
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protected void accept() { |
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app.updateFolder(file.getParent(), true, new Command() { |
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@Override
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public void execute() { |
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if (file.isShared())
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app.updateMySharedRoot(); |
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} |
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}); |
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} |
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} |