root / src / gr / grnet / pithos / web / client / GroupCreateDialog.java @ 948a9b34
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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 com.google.gwt.dom.client.NativeEvent; |
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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.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.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 GroupCreateDialog extends DialogBox { |
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protected Pithos app;
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private Command callback;
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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 groupName = new TextBox();
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final VerticalPanel inner;
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public GroupCreateDialog(final Pithos app) { |
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this(app, null); |
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} |
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/**
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* The widget's constructor.
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*/
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public GroupCreateDialog(final Pithos app, Command callback) { |
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this.app = app;
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this.callback = callback;
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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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setAnimationEnabled(true);
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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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// Use this opportunity to set the dialog's caption.
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setText("Create group");
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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.setWidget(0, 1, groupName); |
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generalTable.getFlexCellFormatter().setStyleName(0, 0, "props-labels"); |
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generalTable.getFlexCellFormatter().setStyleName(0, 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 = "Create"; |
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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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createGroup(); |
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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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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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groupName.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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createGroup(); |
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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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if (callback != null) |
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callback.execute(); |
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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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void createGroup() {
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String name = groupName.getText().trim();
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if (name.length() == 0) |
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return;
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app.addGroup(name); |
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} |
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} |