2 * Copyright 2011-2012 GRNET S.A. All rights reserved.
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5 * without modification, are permitted provided that the following
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35 package gr.grnet.pithos.web.client;
37 import gr.grnet.pithos.web.client.FilePermissionsDialog.Images;
39 import java.util.HashMap;
42 import com.google.gwt.event.dom.client.ClickEvent;
43 import com.google.gwt.event.dom.client.ClickHandler;
44 import com.google.gwt.event.logical.shared.ValueChangeEvent;
45 import com.google.gwt.event.logical.shared.ValueChangeHandler;
46 import com.google.gwt.user.client.Command;
47 import com.google.gwt.user.client.ui.AbstractImagePrototype;
48 import com.google.gwt.user.client.ui.Anchor;
49 import com.google.gwt.user.client.ui.CheckBox;
50 import com.google.gwt.user.client.ui.Composite;
51 import com.google.gwt.user.client.ui.FlexTable;
52 import com.google.gwt.user.client.ui.HasHorizontalAlignment;
53 import com.google.gwt.user.client.ui.PushButton;
54 import com.google.gwt.user.client.ui.RadioButton;
55 import com.google.gwt.user.client.ui.VerticalPanel;
58 public class PermissionsList extends Composite {
60 Map<String, Boolean[]> permissions = null;
64 final VerticalPanel permPanel = new VerticalPanel();
66 final FlexTable permTable = new FlexTable();
70 protected boolean hasChanges = false;
72 private boolean readonly = false;
74 Command changePermissionsCallback;
76 public PermissionsList(final Images theImages, Map<String, Boolean[]> thePermissions, String theOwner, boolean inheritsPermissions, Command _changePermissionsCallback){
77 changePermissionsCallback = _changePermissionsCallback;
80 permissions = new HashMap<String, Boolean[]>(thePermissions);
81 permTable.setText(0, 0, "Users/Groups");
82 permTable.setText(0, 1, "Read Only");
83 permTable.setText(0, 2, "Read/Write");
84 permTable.setText(0, 3, "");
85 permTable.getFlexCellFormatter().setStyleName(0, 0, "props-toplabels");
86 permTable.getFlexCellFormatter().setStyleName(0, 1, "props-toplabels");
87 permTable.getFlexCellFormatter().setStyleName(0, 2, "props-toplabels");
88 permTable.getFlexCellFormatter().setStyleName(0, 3, "props-toplabels");
89 permPanel.add(permTable);
90 permPanel.addStyleName("pithos-TabPanelBottom");
91 initWidget(permPanel);
92 updatePermissionTable();
95 public boolean hasChanges(){
100 * Retrieve the permissions.
102 * @return the permissions
104 public Map<String, Boolean[]> getPermissions() {
108 public void addPermission(String user, boolean read, boolean write){
109 permissions.put(user, new Boolean[] {Boolean.valueOf(read), Boolean.valueOf(write)});
111 updatePermissionTable();
112 if (changePermissionsCallback != null)
113 changePermissionsCallback.execute();
117 * Shows the permission table
120 void updatePermissionTable(){
122 for (int j=1; j<permTable.getRowCount(); j++)
123 permTable.removeRow(j);
124 for(final String user : permissions.keySet()) {
125 if (!user.contains(":")) //not a group
126 permTable.setHTML(i, 0, "<span>" + AbstractImagePrototype.create(images.permUser()).getHTML() + " " + user + "</span>");
128 permTable.setHTML(i, 0, "<span>" + AbstractImagePrototype.create(images.permGroup()).getHTML() + " " + user.split(":")[1].trim() + "</span>");
129 permTable.getFlexCellFormatter().setStyleName(i, 0, "props-labels");
131 Boolean[] userPerms = permissions.get(user);
132 Boolean readP = userPerms[0];
133 Boolean writeP = userPerms[1];
135 RadioButton read = new RadioButton("permissions" + i);
136 read.setValue(readP != null ? readP : false);
137 permTable.setWidget(i, 1, read);
138 permTable.getFlexCellFormatter().setHorizontalAlignment(i, 1, HasHorizontalAlignment.ALIGN_CENTER);
140 RadioButton write = new RadioButton("permissions" + i);
141 write.setValue(writeP != null ? writeP : false);
142 permTable.setWidget(i, 2, write);
143 permTable.getFlexCellFormatter().setHorizontalAlignment(i, 2, HasHorizontalAlignment.ALIGN_CENTER);
146 read.addValueChangeHandler(new ValueChangeHandler<Boolean>() {
148 public void onValueChange(ValueChangeEvent<Boolean> booleanValueChangeEvent) {
149 Boolean[] ps = permissions.get(user);
150 ps[0] = booleanValueChangeEvent.getValue();
151 ps[1] = !booleanValueChangeEvent.getValue();
153 if (changePermissionsCallback != null)
154 changePermissionsCallback.execute();
157 write.addValueChangeHandler(new ValueChangeHandler<Boolean>() {
159 public void onValueChange(ValueChangeEvent<Boolean> booleanValueChangeEvent) {
160 Boolean[] ps = permissions.get(user);
161 ps[0] = !booleanValueChangeEvent.getValue();
162 ps[1] = booleanValueChangeEvent.getValue();
164 if (changePermissionsCallback != null)
165 changePermissionsCallback.execute();
168 Anchor removeButton = new Anchor("remove");
169 removeButton.addStyleName(Pithos.resources.pithosCss().commandAnchor());
170 removeButton.addClickHandler(new ClickHandler() {
172 public void onClick(ClickEvent event) {
173 permissions.remove(user);
174 updatePermissionTable();
176 if (changePermissionsCallback != null)
177 changePermissionsCallback.execute();
180 permTable.setWidget(i, 3, removeButton);
181 permTable.getFlexCellFormatter().setHorizontalAlignment(i, 3, HasHorizontalAlignment.ALIGN_CENTER);
184 read.setEnabled(false);
185 write.setEnabled(false);