root / web_client / src / gr / grnet / pithos / web / client / StatusPanel.java @ 5cd18037
History | View | Annotate | Download (6.2 kB)
1 |
/*
|
---|---|
2 |
* Copyright (c) 2011 Greek Research and Technology Network
|
3 |
*/
|
4 |
package gr.grnet.pithos.web.client; |
5 |
|
6 |
import com.google.gwt.core.client.Scheduler; |
7 |
import com.google.gwt.core.client.Scheduler.ScheduledCommand; |
8 |
import gr.grnet.pithos.web.client.foldertree.AccountResource; |
9 |
import gr.grnet.pithos.web.client.rest.GetCommand; |
10 |
import gr.grnet.pithos.web.client.rest.GetRequest; |
11 |
import gr.grnet.pithos.web.client.rest.RestException; |
12 |
import gr.grnet.pithos.web.client.rest.resource.QuotaHolder; |
13 |
import gr.grnet.pithos.web.client.rest.resource.UserResource; |
14 |
|
15 |
import com.google.gwt.core.client.GWT; |
16 |
import com.google.gwt.i18n.client.DateTimeFormat; |
17 |
import com.google.gwt.resources.client.ClientBundle; |
18 |
import com.google.gwt.resources.client.ImageResource; |
19 |
import com.google.gwt.user.client.ui.AbstractImagePrototype; |
20 |
import com.google.gwt.user.client.ui.Composite; |
21 |
import com.google.gwt.user.client.ui.HTML; |
22 |
import com.google.gwt.user.client.ui.HasHorizontalAlignment; |
23 |
import com.google.gwt.user.client.ui.HorizontalPanel; |
24 |
|
25 |
/**
|
26 |
* The panel that displays a status bar with quota information.
|
27 |
*/
|
28 |
public class StatusPanel extends Composite { |
29 |
public static final boolean DONE = false; |
30 |
private HTML fileCountLabel = new HTML(""); |
31 |
private HTML fileSizeLabel = new HTML(""); |
32 |
private HTML quotaIcon = new HTML(""); |
33 |
private HTML quotaLabel = new HTML(""); |
34 |
private HTML lastLoginLabel = new HTML(""); |
35 |
private HTML currentLoginLabel = new HTML(""); |
36 |
private HTML currentlyShowingLabel = new HTML(""); |
37 |
|
38 |
/**
|
39 |
* An image bundle for this widget's images.
|
40 |
*/
|
41 |
public interface Images extends ClientBundle { |
42 |
|
43 |
@Source("gr/grnet/pithos/resources/windowlist.png") |
44 |
ImageResource totalFiles(); |
45 |
|
46 |
@Source("gr/grnet/pithos/resources/database.png") |
47 |
ImageResource totalSize(); |
48 |
|
49 |
@Source("gr/grnet/pithos/resources/redled.png") |
50 |
ImageResource redSize(); |
51 |
|
52 |
@Source("gr/grnet/pithos/resources/greenled.png") |
53 |
ImageResource greenSize(); |
54 |
|
55 |
@Source("gr/grnet/pithos/resources/yellowled.png") |
56 |
ImageResource yellowSize(); |
57 |
|
58 |
@Source("gr/grnet/pithos/resources/xclock.png") |
59 |
ImageResource lastLogin(); |
60 |
} |
61 |
|
62 |
private final Images images; |
63 |
|
64 |
/**
|
65 |
* The constructor of the status panel.
|
66 |
*
|
67 |
* @param theImages the supplied images
|
68 |
*/
|
69 |
public StatusPanel(Images theImages) {
|
70 |
images = theImages; |
71 |
HorizontalPanel outer = new HorizontalPanel();
|
72 |
outer.setWidth("100%");
|
73 |
outer.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_LEFT); |
74 |
|
75 |
HorizontalPanel left = new HorizontalPanel();
|
76 |
left.setSpacing(8);
|
77 |
HorizontalPanel middle = new HorizontalPanel();
|
78 |
middle.setSpacing(8);
|
79 |
HorizontalPanel right = new HorizontalPanel();
|
80 |
right.setSpacing(8);
|
81 |
outer.add(left); |
82 |
outer.add(middle); |
83 |
outer.add(right); |
84 |
left.add(new HTML("<b>Totals:</b> ")); |
85 |
left.add(AbstractImagePrototype.create(images.totalFiles()).createImage()); |
86 |
left.add(fileCountLabel); |
87 |
left.add(AbstractImagePrototype.create(images.totalSize()).createImage()); |
88 |
left.add(fileSizeLabel); |
89 |
quotaIcon.setHTML(AbstractImagePrototype.create(images.greenSize()).getHTML()); |
90 |
left.add(quotaIcon); |
91 |
left.add(quotaLabel); |
92 |
middle.add(AbstractImagePrototype.create(images.lastLogin()).createImage()); |
93 |
middle.add(new HTML("<b>Last login:</b> ")); |
94 |
middle.add(lastLoginLabel); |
95 |
middle.add(new HTML("<b>\u0387 Current session login:</b> ")); |
96 |
middle.add(currentLoginLabel); |
97 |
right.add(currentlyShowingLabel); |
98 |
outer.setStyleName("statusbar-inner");
|
99 |
left.setStyleName("statusbar-inner");
|
100 |
middle.setStyleName("statusbar-inner");
|
101 |
right.setStyleName("statusbar-inner");
|
102 |
outer.setCellHorizontalAlignment(right, HasHorizontalAlignment.ALIGN_RIGHT); |
103 |
|
104 |
initWidget(outer); |
105 |
|
106 |
Scheduler.get().scheduleDeferred(new ScheduledCommand() {
|
107 |
@Override
|
108 |
public void execute() { |
109 |
AccountResource account = GSS.get().getAccount(); |
110 |
displayStats(account); |
111 |
} |
112 |
}); |
113 |
} |
114 |
|
115 |
/**
|
116 |
* Refresh the widget with the provided statistics.
|
117 |
*/
|
118 |
private void displayStats(AccountResource account) { |
119 |
if (account.getNumberOfObjects() == 1) |
120 |
fileCountLabel.setHTML("1 object");
|
121 |
else
|
122 |
fileCountLabel.setHTML(account.getNumberOfObjects() + " objects");
|
123 |
fileSizeLabel.setHTML(account.getFileSizeAsString() + " used");
|
124 |
long pc = (long) ((double) account.getBytesRemaining()/(account.getBytesRemaining() + account.getBytesUsed()) + 0.5); |
125 |
if (pc < 10) { |
126 |
quotaIcon.setHTML(AbstractImagePrototype.create(images.redSize()).getHTML()); |
127 |
quotaLabel.setHTML(account.getQuotaLeftAsString() + " free");
|
128 |
} else if(pc<20) { |
129 |
quotaIcon.setHTML(AbstractImagePrototype.create(images.yellowSize()).getHTML()); |
130 |
quotaLabel.setHTML(account.getQuotaLeftAsString() +" free");
|
131 |
} else {
|
132 |
quotaIcon.setHTML(AbstractImagePrototype.create(images.greenSize()).getHTML()); |
133 |
quotaLabel.setHTML(account.getQuotaLeftAsString() +" free");
|
134 |
} |
135 |
final DateTimeFormat formatter = DateTimeFormat.getFormat("d/M/yyyy h:mm a"); |
136 |
lastLoginLabel.setHTML(formatter.format(account.getLastLogin())); |
137 |
currentLoginLabel.setHTML(formatter.format(account.getCurrentLogin())); |
138 |
} |
139 |
|
140 |
/**
|
141 |
* Requests updated quota information from the server and refreshes
|
142 |
* the display.
|
143 |
*/
|
144 |
public void updateStats() { |
145 |
final GSS app = GSS.get();
|
146 |
String path = app.getApiPath() + app.getUsername();
|
147 |
GetRequest<AccountResource> getAccount = new GetRequest<AccountResource>(AccountResource.class, path) {
|
148 |
@Override
|
149 |
public void onSuccess(AccountResource result) { |
150 |
displayStats(result); |
151 |
} |
152 |
|
153 |
@Override
|
154 |
public void onError(Throwable t) { |
155 |
if(t instanceof RestException) |
156 |
app.displayError("Unable to fetch quota:" +
|
157 |
((RestException)t).getHttpStatusText()); |
158 |
else
|
159 |
app.displayError("System error fetching quota:" +
|
160 |
t.getMessage()); |
161 |
GWT.log("ERR", t);
|
162 |
} |
163 |
}; |
164 |
|
165 |
Scheduler.get().scheduleDeferred(getAccount); |
166 |
} |
167 |
|
168 |
/**
|
169 |
* Displays the statistics for the current folder.
|
170 |
*
|
171 |
* @param text the statistics to display
|
172 |
*/
|
173 |
public void updateCurrentlyShowing(String text) { |
174 |
if (text == null) |
175 |
currentlyShowingLabel.setText("");
|
176 |
else
|
177 |
currentlyShowingLabel.setHTML(" <b>Showing:</b> " + text);
|
178 |
} |
179 |
|
180 |
} |