root / src / gr / grnet / pithos / web / client / DeleteFileDialog.java @ f5c86c34
History | View | Annotate | Download (6.7 kB)
1 | a57faaf0 | Christos Stathis | /*
|
---|---|---|---|
2 | cae2a8db | Christos Stathis | * Copyright 2011-2012 GRNET S.A. All rights reserved.
|
3 | 63366925 | Christos Stathis | *
|
4 | 63366925 | Christos Stathis | * Redistribution and use in source and binary forms, with or
|
5 | 63366925 | Christos Stathis | * without modification, are permitted provided that the following
|
6 | 63366925 | Christos Stathis | * conditions are met:
|
7 | 63366925 | Christos Stathis | *
|
8 | 63366925 | Christos Stathis | * 1. Redistributions of source code must retain the above
|
9 | 63366925 | Christos Stathis | * copyright notice, this list of conditions and the following
|
10 | 63366925 | Christos Stathis | * disclaimer.
|
11 | 63366925 | Christos Stathis | *
|
12 | 63366925 | Christos Stathis | * 2. Redistributions in binary form must reproduce the above
|
13 | 63366925 | Christos Stathis | * copyright notice, this list of conditions and the following
|
14 | 63366925 | Christos Stathis | * disclaimer in the documentation and/or other materials
|
15 | 63366925 | Christos Stathis | * provided with the distribution.
|
16 | 63366925 | Christos Stathis | *
|
17 | 63366925 | Christos Stathis | * THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
|
18 | 63366925 | Christos Stathis | * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
19 | 63366925 | Christos Stathis | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
20 | 63366925 | Christos Stathis | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
|
21 | 63366925 | Christos Stathis | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
22 | 63366925 | Christos Stathis | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
23 | 63366925 | Christos Stathis | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
|
24 | 63366925 | Christos Stathis | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
25 | 63366925 | Christos Stathis | * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
26 | 63366925 | Christos Stathis | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
27 | 63366925 | Christos Stathis | * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
28 | 63366925 | Christos Stathis | * POSSIBILITY OF SUCH DAMAGE.
|
29 | 63366925 | Christos Stathis | *
|
30 | 63366925 | Christos Stathis | * The views and conclusions contained in the software and
|
31 | 63366925 | Christos Stathis | * documentation are those of the authors and should not be
|
32 | 63366925 | Christos Stathis | * interpreted as representing official policies, either expressed
|
33 | 63366925 | Christos Stathis | * or implied, of GRNET S.A.
|
34 | a57faaf0 | Christos Stathis | */
|
35 | a57faaf0 | Christos Stathis | package gr.grnet.pithos.web.client; |
36 | a57faaf0 | Christos Stathis | |
37 | a57faaf0 | Christos Stathis | import gr.grnet.pithos.web.client.MessagePanel.Images; |
38 | d4374639 | Christos Stathis | import gr.grnet.pithos.web.client.foldertree.File; |
39 | d4374639 | Christos Stathis | import gr.grnet.pithos.web.client.foldertree.Resource; |
40 | d4374639 | Christos Stathis | import gr.grnet.pithos.web.client.rest.DeleteRequest; |
41 | a57faaf0 | Christos Stathis | import gr.grnet.pithos.web.client.rest.RestException; |
42 | a57faaf0 | Christos Stathis | |
43 | d4374639 | Christos Stathis | import java.util.Iterator; |
44 | a57faaf0 | Christos Stathis | import java.util.List; |
45 | a57faaf0 | Christos Stathis | |
46 | a57faaf0 | Christos Stathis | import com.google.gwt.core.client.GWT; |
47 | ebead1b5 | Christos Stathis | import com.google.gwt.core.client.Scheduler; |
48 | a57faaf0 | Christos Stathis | import com.google.gwt.dom.client.NativeEvent; |
49 | a57faaf0 | Christos Stathis | import com.google.gwt.event.dom.client.ClickEvent; |
50 | a57faaf0 | Christos Stathis | import com.google.gwt.event.dom.client.ClickHandler; |
51 | a57faaf0 | Christos Stathis | import com.google.gwt.event.dom.client.KeyCodes; |
52 | 9539e23d | Christos Stathis | import com.google.gwt.http.client.Response; |
53 | 5f91f72d | Christos Stathis | import com.google.gwt.http.client.URL; |
54 | 64f42c0b | Christos Stathis | import com.google.gwt.user.client.Command; |
55 | a57faaf0 | Christos Stathis | import com.google.gwt.user.client.Event.NativePreviewEvent; |
56 | a57faaf0 | Christos Stathis | import com.google.gwt.user.client.ui.AbstractImagePrototype; |
57 | 4420a247 | Christos Stathis | import com.google.gwt.user.client.ui.Anchor; |
58 | a57faaf0 | Christos Stathis | import com.google.gwt.user.client.ui.Button; |
59 | a57faaf0 | Christos Stathis | import com.google.gwt.user.client.ui.DialogBox; |
60 | a57faaf0 | Christos Stathis | import com.google.gwt.user.client.ui.HTML; |
61 | a57faaf0 | Christos Stathis | import com.google.gwt.user.client.ui.HasHorizontalAlignment; |
62 | a57faaf0 | Christos Stathis | import com.google.gwt.user.client.ui.VerticalPanel; |
63 | a57faaf0 | Christos Stathis | |
64 | a57faaf0 | Christos Stathis | /**
|
65 | a57faaf0 | Christos Stathis | * The 'delete file' dialog box.
|
66 | a57faaf0 | Christos Stathis | */
|
67 | a57faaf0 | Christos Stathis | public class DeleteFileDialog extends DialogBox { |
68 | a57faaf0 | Christos Stathis | |
69 | d4374639 | Christos Stathis | private List<File> files; |
70 | a7c43f26 | Christos Stathis | |
71 | 7811b9d1 | Christos Stathis | protected Pithos app;
|
72 | a7c43f26 | Christos Stathis | |
73 | a57faaf0 | Christos Stathis | /**
|
74 | a57faaf0 | Christos Stathis | * The widget's constructor.
|
75 | a57faaf0 | Christos Stathis | *
|
76 | a57faaf0 | Christos Stathis | * @param images the supplied images
|
77 | a57faaf0 | Christos Stathis | */
|
78 | a7c43f26 | Christos Stathis | public DeleteFileDialog(Pithos _app, Images images, List<File> _files) { |
79 | a7c43f26 | Christos Stathis | app = _app; |
80 | d4374639 | Christos Stathis | files = _files; |
81 | 4420a247 | Christos Stathis | Anchor close = new Anchor();
|
82 | 4420a247 | Christos Stathis | close.addStyleName("close");
|
83 | 4420a247 | Christos Stathis | close.addClickHandler(new ClickHandler() {
|
84 | 4420a247 | Christos Stathis | |
85 | 4420a247 | Christos Stathis | @Override
|
86 | 4420a247 | Christos Stathis | public void onClick(ClickEvent event) { |
87 | 4420a247 | Christos Stathis | hide(); |
88 | 4420a247 | Christos Stathis | } |
89 | 4420a247 | Christos Stathis | }); |
90 | a57faaf0 | Christos Stathis | // Set the dialog's caption.
|
91 | a57faaf0 | Christos Stathis | setText("Confirmation");
|
92 | a57faaf0 | Christos Stathis | setAnimationEnabled(true);
|
93 | 4420a247 | Christos Stathis | setGlassEnabled(true);
|
94 | 4420a247 | Christos Stathis | setStyleName("pithos-DialogBox");
|
95 | a57faaf0 | Christos Stathis | // Create a VerticalPanel to contain the label and the buttons.
|
96 | a57faaf0 | Christos Stathis | VerticalPanel outer = new VerticalPanel();
|
97 | 4420a247 | Christos Stathis | outer.add(close); |
98 | 4420a247 | Christos Stathis | |
99 | 4420a247 | Christos Stathis | VerticalPanel inner = new VerticalPanel();
|
100 | 4420a247 | Christos Stathis | inner.addStyleName("inner");
|
101 | a57faaf0 | Christos Stathis | |
102 | a57faaf0 | Christos Stathis | HTML text;
|
103 | d4374639 | Christos Stathis | if (files.size() == 1) |
104 | d4374639 | Christos Stathis | text = new HTML("<table><tr><td>" + AbstractImagePrototype.create(images.warn()).getHTML() + "</td><td>" + "Are you sure you want to <b>permanently</b> delete file '" + files.get(0).getName() + "'?</td></tr></table>"); |
105 | a57faaf0 | Christos Stathis | else
|
106 | a57faaf0 | Christos Stathis | text = new HTML("<table><tr><td>" + AbstractImagePrototype.create(images.warn()).getHTML() + "</td><td>" + "Are you sure you want to <b>permanently</b> delete the selected files?</td></tr></table>"); |
107 | a57faaf0 | Christos Stathis | text.setStyleName("pithos-warnMessage");
|
108 | 4420a247 | Christos Stathis | inner.add(text); |
109 | a57faaf0 | Christos Stathis | |
110 | a57faaf0 | Christos Stathis | // Create the 'Delete' button, along with a listener that hides the dialog
|
111 | a57faaf0 | Christos Stathis | // when the button is clicked and deletes the file.
|
112 | a57faaf0 | Christos Stathis | Button ok = new Button("Delete", new ClickHandler() { |
113 | a57faaf0 | Christos Stathis | @Override
|
114 | ebead1b5 | Christos Stathis | public void onClick(ClickEvent event) { |
115 | d4374639 | Christos Stathis | deleteFiles(); |
116 | a57faaf0 | Christos Stathis | hide(); |
117 | a57faaf0 | Christos Stathis | } |
118 | a57faaf0 | Christos Stathis | }); |
119 | 4420a247 | Christos Stathis | ok.addStyleName("button");
|
120 | 4420a247 | Christos Stathis | inner.add(ok); |
121 | 4420a247 | Christos Stathis | inner.setCellHorizontalAlignment(text, HasHorizontalAlignment.ALIGN_CENTER); |
122 | 4420a247 | Christos Stathis | outer.add(inner); |
123 | 4420a247 | Christos Stathis | outer.setCellHorizontalAlignment(inner, HasHorizontalAlignment.ALIGN_CENTER); |
124 | a57faaf0 | Christos Stathis | setWidget(outer); |
125 | a57faaf0 | Christos Stathis | } |
126 | a57faaf0 | Christos Stathis | |
127 | a57faaf0 | Christos Stathis | /**
|
128 | a57faaf0 | Christos Stathis | * Generate an RPC request to delete a file.
|
129 | a57faaf0 | Christos Stathis | */
|
130 | 7811b9d1 | Christos Stathis | protected void deleteFiles() { |
131 | d4374639 | Christos Stathis | Iterator<File> iter = files.iterator(); |
132 | d4374639 | Christos Stathis | deleteFile(iter); |
133 | d4374639 | Christos Stathis | } |
134 | d4374639 | Christos Stathis | |
135 | 7811b9d1 | Christos Stathis | protected void deleteFile(final Iterator<File> iter) { |
136 | d4374639 | Christos Stathis | if (iter.hasNext()) {
|
137 | d4374639 | Christos Stathis | File f = iter.next();
|
138 | b51c628b | Christos Stathis | String path = f.getUri();
|
139 | 5f91f72d | Christos Stathis | DeleteRequest deleteFile = new DeleteRequest(app.getApiPath(), f.getOwner(), URL.encode(path)) { |
140 | d4374639 | Christos Stathis | @Override
|
141 | ebead1b5 | Christos Stathis | public void onSuccess(Resource result) { |
142 | d4374639 | Christos Stathis | deleteFile(iter); |
143 | d4374639 | Christos Stathis | } |
144 | d4374639 | Christos Stathis | |
145 | d4374639 | Christos Stathis | @Override
|
146 | d4374639 | Christos Stathis | public void onError(Throwable t) { |
147 | d4374639 | Christos Stathis | GWT.log("", t);
|
148 | 3f8622d4 | Christos Stathis | app.setError(t); |
149 | d4374639 | Christos Stathis | if (t instanceof RestException) { |
150 | a7c43f26 | Christos Stathis | app.displayError("Unable to delete file: " + ((RestException) t).getHttpStatusText());
|
151 | d4374639 | Christos Stathis | } |
152 | d4374639 | Christos Stathis | else
|
153 | a7c43f26 | Christos Stathis | app.displayError("System error unable to delete file: "+t.getMessage());
|
154 | d4374639 | Christos Stathis | } |
155 | 9539e23d | Christos Stathis | |
156 | 9539e23d | Christos Stathis | @Override
|
157 | 9539e23d | Christos Stathis | protected void onUnauthorized(Response response) { |
158 | 9539e23d | Christos Stathis | app.sessionExpired(); |
159 | 9539e23d | Christos Stathis | } |
160 | d4374639 | Christos Stathis | }; |
161 | a7c43f26 | Christos Stathis | deleteFile.setHeader("X-Auth-Token", app.getToken());
|
162 | d4374639 | Christos Stathis | Scheduler.get().scheduleDeferred(deleteFile); |
163 | d4374639 | Christos Stathis | } |
164 | d4374639 | Christos Stathis | else {
|
165 | 64f42c0b | Christos Stathis | app.updateFolder(files.get(0).getParent(), true, new Command() { |
166 | 64f42c0b | Christos Stathis | |
167 | 64f42c0b | Christos Stathis | @Override
|
168 | 64f42c0b | Christos Stathis | public void execute() { |
169 | 64f42c0b | Christos Stathis | app.updateStatistics(); |
170 | 64f42c0b | Christos Stathis | } |
171 | 6acd4df3 | Christos Stathis | }, true);
|
172 | d4374639 | Christos Stathis | } |
173 | d4374639 | Christos Stathis | } |
174 | a57faaf0 | Christos Stathis | |
175 | a57faaf0 | Christos Stathis | @Override
|
176 | a57faaf0 | Christos Stathis | protected void onPreviewNativeEvent(NativePreviewEvent preview) { |
177 | a57faaf0 | Christos Stathis | super.onPreviewNativeEvent(preview);
|
178 | a57faaf0 | Christos Stathis | |
179 | a57faaf0 | Christos Stathis | NativeEvent evt = preview.getNativeEvent(); |
180 | a57faaf0 | Christos Stathis | if (evt.getType().equals("keydown")) |
181 | a57faaf0 | Christos Stathis | // Use the popup's key preview hooks to close the dialog when either
|
182 | a57faaf0 | Christos Stathis | // enter or escape is pressed.
|
183 | a57faaf0 | Christos Stathis | switch (evt.getKeyCode()) {
|
184 | a57faaf0 | Christos Stathis | case KeyCodes.KEY_ENTER:
|
185 | a57faaf0 | Christos Stathis | hide(); |
186 | d4374639 | Christos Stathis | deleteFiles(); |
187 | a57faaf0 | Christos Stathis | break;
|
188 | a57faaf0 | Christos Stathis | case KeyCodes.KEY_ESCAPE:
|
189 | a57faaf0 | Christos Stathis | hide(); |
190 | a57faaf0 | Christos Stathis | break;
|
191 | a57faaf0 | Christos Stathis | } |
192 | a57faaf0 | Christos Stathis | } |
193 | a57faaf0 | Christos Stathis | |
194 | a57faaf0 | Christos Stathis | |
195 | a57faaf0 | Christos Stathis | |
196 | a57faaf0 | Christos Stathis | } |