code.grnet.gr Git - pithos/blob - gss/src/gr/ebs/gss/client/CredentialsDialog.java

   1 /*
   2  * Copyright 2008, 2009 Electronic Business Systems Ltd.
   3  *
   4  * This file is part of GSS.
   5  *
   6  * GSS is free software: you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation, either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * GSS is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with GSS.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19 package gr.ebs.gss.client;
  20
  21 import com.google.gwt.core.client.GWT;
  22 import com.google.gwt.user.client.ui.Button;
  23 import com.google.gwt.user.client.ui.ClickListener;
  24 import com.google.gwt.user.client.ui.DialogBox;
  25 import com.google.gwt.user.client.ui.FlexTable;
  26 import com.google.gwt.user.client.ui.HTML;
  27 import com.google.gwt.user.client.ui.HasHorizontalAlignment;
  28 import com.google.gwt.user.client.ui.KeyboardListener;
  29 import com.google.gwt.user.client.ui.TextBox;
  30 import com.google.gwt.user.client.ui.VerticalPanel;
  31 import com.google.gwt.user.client.ui.Widget;
  32
  33
  34 /**
  35  * A dialog box that displays the user credentials for use in other client
  36  * applications, such as WebDAV clients.
  37  *
  38  * @author kman
  39  */
  40 public class CredentialsDialog extends DialogBox {
  41
  42         private final String WIDTH_FIELD = "35em";
  43         private final String WIDTH_TEXT = "42em";
  44
  45         /**
  46          * The widget constructor.
  47          */
  48         public CredentialsDialog() {
  49                 // Set the dialog's caption.
  50                 setText("User Credentials");
  51                 setAnimationEnabled(true);
  52                 // Create a VerticalPanel to contain the 'about' label and the 'OK'
  53                 // button.
  54                 VerticalPanel outer = new VerticalPanel();
  55                 String token = GSS.get().getToken();
  56                 if(token == null)
  57                         token = "";
  58                 int contextIndex = GWT.getModuleBaseURL().lastIndexOf("gss/");
  59                 String webdavUrl = GWT.getModuleBaseURL().substring(0, contextIndex) + "webdav";
  60                 Configuration conf = (Configuration) GWT.create(Configuration.class);
  61                 String service = conf.serviceName();
  62                 // Create the text and set a style name so we can style it with CSS.
  63                 HTML text = new HTML("<p>These are the user credentials that are required " +
  64                                 "for interacting with " + service + ". You can copy and paste them in the WebDAV " +
  65                                 "client as username/password, in order to use " + service + " through the WebDAV " +
  66                                 "interface, at:<br/> " + webdavUrl + "</p>");
  67                 text.setStyleName("gss-AboutText");
  68                 text.setWidth(WIDTH_TEXT);
  69                 outer.add(text);
  70                 FlexTable table = new FlexTable();
  71                 table.setText(0, 0, "Username");
  72                 table.setText(1, 0, "Token");
  73                 TextBox username = new TextBox();
  74                 username.setText(GSS.get().getCurrentUserResource().getUsername());
  75                 username.setReadOnly(true);
  76                 username.setWidth(WIDTH_FIELD);
  77                 username.addClickListener(new ClickListener () {
  78
  79                         public void onClick(Widget sender) {
  80                                 GSS.enableIESelection();
  81                                 ((TextBox) sender).selectAll();
  82                                 GSS.preventIESelection();
  83                         }
  84
  85                 });
  86                 table.setWidget(0, 1, username);
  87                 TextBox tokenBox = new TextBox();
  88                 tokenBox.setText(token);
  89                 tokenBox.setReadOnly(true);
  90                 tokenBox.setWidth(WIDTH_FIELD);
  91                 tokenBox.addClickListener(new ClickListener () {
  92
  93                         public void onClick(Widget sender) {
  94                                 GSS.enableIESelection();
  95                                 ((TextBox) sender).selectAll();
  96                                 GSS.preventIESelection();
  97                         }
  98
  99                 });
 100                 table.setWidget(1, 1, tokenBox);
 101                 table.getFlexCellFormatter().setStyleName(0, 0, "props-labels");
 102                 table.getFlexCellFormatter().setStyleName(0, 1, "props-values");
 103                 table.getFlexCellFormatter().setStyleName(1, 0, "props-labels");
 104                 table.getFlexCellFormatter().setStyleName(1, 1, "props-values");
 105                 outer.add(table);
 106
 107                 // Create the 'OK' button, along with a listener that hides the dialog
 108                 // when the button is clicked.
 109                 Button confirm = new Button("Close", new ClickListener() {
 110
 111                         public void onClick(Widget sender) {
 112                                 hide();
 113                         }
 114                 });
 115                 outer.add(confirm);
 116                 outer.setCellHorizontalAlignment(confirm, HasHorizontalAlignment.ALIGN_CENTER);
 117                 outer.setSpacing(8);
 118                 setWidget(outer);
 119         }
 120
 121         @Override
 122         public boolean onKeyDownPreview(char key, int modifiers) {
 123                 // Use the popup's key preview hooks to close the dialog when either
 124                 // enter or escape is pressed.
 125                 switch (key) {
 126                         case KeyboardListener.KEY_ENTER:
 127                         case KeyboardListener.KEY_ESCAPE:
 128                                 hide();
 129                                 break;
 130                 }
 131                 return true;
 132         }
 133
 134 }