root / src / gr / grnet / pithos / web / client / FolderPropertiesDialog.java @ 1bb330dc
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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.Folder; |
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import gr.grnet.pithos.web.client.rest.PutRequest; |
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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.core.client.Scheduler; |
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import com.google.gwt.dom.client.NativeEvent; |
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import com.google.gwt.event.dom.client.ChangeEvent; |
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import com.google.gwt.event.dom.client.ChangeHandler; |
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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.event.dom.client.KeyCodes; |
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import com.google.gwt.event.dom.client.KeyDownEvent; |
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import com.google.gwt.http.client.Response; |
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import com.google.gwt.i18n.client.DateTimeFormat; |
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import com.google.gwt.user.client.Command; |
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import com.google.gwt.user.client.Event.NativePreviewEvent; |
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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.DialogBox; |
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import com.google.gwt.user.client.ui.FlexTable; |
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import com.google.gwt.user.client.ui.HasHorizontalAlignment; |
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import com.google.gwt.user.client.ui.Label; |
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import com.google.gwt.user.client.ui.TextBox; |
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import com.google.gwt.user.client.ui.VerticalPanel; |
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/**
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* The 'Folder properties' dialog box implementation.
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*/
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public class FolderPropertiesDialog extends DialogBox { |
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protected Pithos app;
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/**
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* The widget that holds the folderName of the folder.
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*/
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TextBox folderName = new TextBox();
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/**
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* A flag that denotes whether the dialog will be used to create or modify a
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* folder.
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*/
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private final boolean create; |
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final Folder folder;
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final VerticalPanel inner;
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/**
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* The widget's constructor.
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*/
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public FolderPropertiesDialog(final Pithos app, boolean _create, Folder selected) { |
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this.app = app;
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Anchor close = new Anchor("close"); |
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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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setGlassEnabled(true);
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setStyleName("pithos-DialogBox");
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// Enable IE selection for the dialog (must disable it upon closing it)
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Pithos.enableIESelection(); |
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create = _create; |
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folder = selected; |
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// Use this opportunity to set the dialog's caption.
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if (create)
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setText("Create folder");
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else
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setText("Folder properties");
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// Outer contains inner and buttons
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VerticalPanel outer = new VerticalPanel();
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outer.add(close); |
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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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VerticalPanel generalPanel = new VerticalPanel();
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FlexTable generalTable = new FlexTable();
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generalTable.setText(0, 0, "Name"); |
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generalTable.setText(1, 0, "Parent"); |
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generalTable.setText(2, 0, "Creator"); |
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generalTable.setText(3, 0, "Last modified"); |
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folderName.setText(create ? "" : folder.getName());
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folderName.setReadOnly(folder.isContainer() && !create); |
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generalTable.setWidget(0, 1, folderName); |
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final Label folderNameNote = new Label("Please note that slashes ('/') are not allowed in folder names.", true); |
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folderNameNote.setVisible(false);
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folderNameNote.setStylePrimaryName("gss-readForAllNote");
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generalTable.setWidget(0, 2, folderNameNote); |
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if (create)
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generalTable.setText(1, 1, folder.getName()); |
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else
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generalTable.setText(1, 1, folder.getParent().getName()); |
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if (create)
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generalTable.setText(2, 1, app.getUserDisplayName()); |
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else
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generalTable.setText(2, 1, folder.getOwner()); |
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DateTimeFormat formatter = DateTimeFormat.getFormat("d/M/yyyy h:mm a");
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if(folder.getLastModified() != null) |
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generalTable.setText(3, 1, formatter.format(folder.getLastModified())); |
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generalTable.getFlexCellFormatter().setStyleName(0, 0, "props-labels"); |
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generalTable.getFlexCellFormatter().setStyleName(1, 0, "props-labels"); |
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generalTable.getFlexCellFormatter().setStyleName(2, 0, "props-labels"); |
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generalTable.getFlexCellFormatter().setStyleName(3, 0, "props-labels"); |
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generalTable.getFlexCellFormatter().setStyleName(0, 1, "props-values"); |
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generalTable.getFlexCellFormatter().setStyleName(1, 1, "props-values"); |
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generalTable.getFlexCellFormatter().setStyleName(2, 1, "props-values"); |
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generalTable.getFlexCellFormatter().setStyleName(3, 1, "props-values"); |
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generalTable.setCellSpacing(4);
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generalPanel.add(generalTable); |
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inner.add(generalPanel); |
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outer.add(inner); |
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// Create the 'Create/Update' button, along with a listener that hides the dialog
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// when the button is clicked and quits the application.
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String okLabel;
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if (create)
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okLabel = "Create";
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else
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okLabel = "Update";
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final Button ok = new Button(okLabel, new ClickHandler() { |
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@Override
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public void onClick(ClickEvent event) { |
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createOrUpdateFolder(); |
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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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folderName.addChangeHandler(new ChangeHandler() {
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@Override
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public void onChange(ChangeEvent event) { |
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if(folderName.getText().contains("/")) { |
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folderNameNote.setVisible(true);
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ok.setEnabled(false);
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} |
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else {
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folderNameNote.setVisible(false);
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ok.setEnabled(true);
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} |
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} |
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}); |
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setWidget(outer); |
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} |
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@Override
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public void center() { |
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super.center();
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folderName.setFocus(true);
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} |
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@Override
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protected void onPreviewNativeEvent(NativePreviewEvent preview) { |
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super.onPreviewNativeEvent(preview);
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NativeEvent evt = preview.getNativeEvent(); |
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if (evt.getType().equals(KeyDownEvent.getType().getName()))
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// Use the popup's key preview hooks to close the dialog when either
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// enter or escape is pressed.
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switch (evt.getKeyCode()) {
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case KeyCodes.KEY_ENTER:
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createOrUpdateFolder(); |
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closeDialog(); |
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break;
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case KeyCodes.KEY_ESCAPE:
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closeDialog(); |
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break;
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} |
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} |
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/**
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* Enables IE selection prevention and hides the dialog
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* (we disable the prevention on creation of the dialog)
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*/
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public void closeDialog() { |
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Pithos.preventIESelection(); |
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hide(); |
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} |
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/**
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* Generate an RPC request to create a new folder.
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*/
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private void createFolder() { |
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String name = folderName.getText().trim();
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if (name.length() == 0) |
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return;
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String path = folder.getUri() + "/" + name; |
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PutRequest createFolder = new PutRequest(app.getApiPath(), folder.getOwner(), path) {
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@Override
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public void onSuccess(Resource result) { |
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app.updateFolder(folder, true, new Command() { |
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@Override
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public void execute() { |
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app.updateStatistics(); |
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} |
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}, true);
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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 create folder:" + ((RestException) t).getHttpStatusText());
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} |
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else
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app.displayError("System error creating folder:" + 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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createFolder.setHeader("X-Auth-Token", app.getUserToken());
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createFolder.setHeader("Accept", "*/*"); |
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createFolder.setHeader("Content-Length", "0"); |
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createFolder.setHeader("Content-Type", "application/directory"); |
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Scheduler.get().scheduleDeferred(createFolder); |
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} |
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/**
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* Upon closing the dialog by clicking OK or pressing ENTER this method does
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* the actual work of modifying folder properties or creating a new Folder
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* depending on the value of the create field
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*/
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protected void createOrUpdateFolder() { |
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if (create)
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createFolder(); |
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else
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updateFolder(); |
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} |
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private void updateFolder() { |
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final String newName = folderName.getText().trim(); |
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if (newName.length() == 0) |
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return;
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if (!folder.isContainer() && !folder.getName().equals(newName)) {
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final String path = folder.getParent().getUri() + "/" + newName; |
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app.copyFolder(folder, folder.getOwner(), path, true, new Command() { |
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@Override
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public void execute() { |
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app.updateFolder(folder.getParent(), false, new Command() { |
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@Override
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public void execute() { |
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app.updateMySharedRoot(); |
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} |
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}, true);
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} |
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}); |
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} |
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else
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app.updateFolder(folder.getParent(), false, new Command() { |
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@Override
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public void execute() { |
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app.updateMySharedRoot(); |
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} |
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}, true);
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} |
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} |