root / src / com / rackspace / cloud / android / CloudListActivity.java @ ecbad159
History | View | Annotate | Download (7.9 kB)
1 |
package com.rackspace.cloud.android; |
---|---|
2 |
|
3 |
import java.io.IOException; |
4 |
import java.io.StringReader; |
5 |
import java.util.Calendar; |
6 |
|
7 |
import javax.xml.parsers.FactoryConfigurationError; |
8 |
import javax.xml.parsers.ParserConfigurationException; |
9 |
import javax.xml.parsers.SAXParser; |
10 |
import javax.xml.parsers.SAXParserFactory; |
11 |
|
12 |
import org.apache.http.HttpResponse; |
13 |
import org.apache.http.client.ClientProtocolException; |
14 |
import org.apache.http.impl.client.BasicResponseHandler; |
15 |
import org.xml.sax.InputSource; |
16 |
import org.xml.sax.SAXException; |
17 |
import org.xml.sax.XMLReader; |
18 |
|
19 |
import android.app.AlertDialog; |
20 |
import android.app.Dialog; |
21 |
import android.app.ProgressDialog; |
22 |
import android.content.Context; |
23 |
import android.content.DialogInterface; |
24 |
import android.content.DialogInterface.OnCancelListener; |
25 |
import android.content.Intent; |
26 |
import android.os.Bundle; |
27 |
import android.view.View; |
28 |
import android.view.View.OnClickListener; |
29 |
import android.view.ViewGroup.LayoutParams; |
30 |
import android.view.WindowManager; |
31 |
import android.widget.Button; |
32 |
import android.widget.EditText; |
33 |
import android.widget.ProgressBar; |
34 |
import android.widget.Toast; |
35 |
|
36 |
import com.rackspace.cloud.android.R; |
37 |
import com.rackspace.cloud.servers.api.client.CloudServersException; |
38 |
import com.rackspace.cloud.servers.api.client.http.HttpBundle; |
39 |
import com.rackspace.cloud.servers.api.client.parsers.CloudServersFaultXMLParser; |
40 |
|
41 |
/*
|
42 |
* CloudActivity manages the display and hiding of
|
43 |
* pDialog.
|
44 |
*
|
45 |
* Also provides many accessory methods that are common
|
46 |
* to Activities
|
47 |
*/
|
48 |
public class CloudListActivity extends GaListActivity{ |
49 |
|
50 |
private final int PASSWORD_PROMPT = 123; |
51 |
private Context context; |
52 |
private boolean isLoading; |
53 |
private ProgressDialog pDialog;
|
54 |
protected AndroidCloudApplication app;
|
55 |
//need to store if the user has successfully logged in
|
56 |
private boolean loggedIn; |
57 |
|
58 |
@Override
|
59 |
protected void onCreate(Bundle savedInstanceState){ |
60 |
super.onCreate(savedInstanceState);
|
61 |
app = (AndroidCloudApplication)this.getApplication();
|
62 |
//So keyboard doesn't open till user clicks
|
63 |
this.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN);
|
64 |
registerForContextMenu(getListView()); |
65 |
} |
66 |
|
67 |
@Override
|
68 |
protected void onSaveInstanceState(Bundle outState) { |
69 |
super.onSaveInstanceState(outState);
|
70 |
|
71 |
outState.putBoolean("isLoading", isLoading);
|
72 |
outState.putBoolean("loggedIn", loggedIn);
|
73 |
|
74 |
if(pDialog != null && pDialog.isShowing()){ |
75 |
hideDialog(); |
76 |
} |
77 |
|
78 |
} |
79 |
|
80 |
protected void restoreState(Bundle state) { |
81 |
context = getApplicationContext(); |
82 |
if (state != null && state.containsKey("loggedIn")){ |
83 |
loggedIn = state.getBoolean("loggedIn");
|
84 |
} |
85 |
else{
|
86 |
loggedIn = false;
|
87 |
} |
88 |
|
89 |
/*
|
90 |
* need to restore the pDialog is was shown before
|
91 |
* a config change
|
92 |
*/
|
93 |
if (state != null && state.containsKey("isLoading")){ |
94 |
isLoading = state.getBoolean("isLoading");
|
95 |
if(isLoading){
|
96 |
showDialog(); |
97 |
} |
98 |
} |
99 |
|
100 |
} |
101 |
|
102 |
@Override
|
103 |
protected void onStart(){ |
104 |
super.onStart();
|
105 |
if(isLoading){
|
106 |
showDialog(); |
107 |
} |
108 |
} |
109 |
|
110 |
@Override
|
111 |
protected void onStop(){ |
112 |
super.onStop();
|
113 |
if(isLoading){
|
114 |
hideDialog(); |
115 |
isLoading = true;
|
116 |
} |
117 |
} |
118 |
|
119 |
@Override
|
120 |
protected void onPause(){ |
121 |
super.onPause();
|
122 |
Calendar cal = Calendar.getInstance(); |
123 |
AndroidCloudApplication.lastPause = cal.getTimeInMillis(); |
124 |
} |
125 |
|
126 |
@Override
|
127 |
protected void onResume(){ |
128 |
super.onResume();
|
129 |
Calendar cal = Calendar.getInstance(); |
130 |
long curTime = cal.getTimeInMillis();
|
131 |
if(curTime - AndroidCloudApplication.lastPause > 5000){ |
132 |
verifyPassword(); |
133 |
} |
134 |
} |
135 |
|
136 |
/*
|
137 |
* if the application is password protected,
|
138 |
* the user must provide the password before
|
139 |
* gaining access
|
140 |
*/
|
141 |
private void verifyPassword(){ |
142 |
PasswordManager pwManager = new PasswordManager(getSharedPreferences(
|
143 |
Preferences.SHARED_PREFERENCES_NAME, MODE_PRIVATE));
|
144 |
if(pwManager.hasPassword()){
|
145 |
createCustomDialog(PASSWORD_PROMPT); |
146 |
} |
147 |
} |
148 |
|
149 |
private boolean rightPassword(String password){ |
150 |
PasswordManager pwManager = new PasswordManager(getSharedPreferences(
|
151 |
Preferences.SHARED_PREFERENCES_NAME, MODE_PRIVATE));
|
152 |
return pwManager.verifyEnteredPassword(password);
|
153 |
} |
154 |
|
155 |
|
156 |
/*
|
157 |
* forces the user to enter a correct password
|
158 |
* before they gain access to application data
|
159 |
*/
|
160 |
private void createCustomDialog(int id) { |
161 |
final Dialog dialog = new Dialog(CloudListActivity.this); |
162 |
switch (id) {
|
163 |
case PASSWORD_PROMPT:
|
164 |
dialog.setContentView(R.layout.passworddialog); |
165 |
dialog.setTitle("Enter your password:");
|
166 |
dialog.setCancelable(false);
|
167 |
Button button = (Button) dialog.findViewById(R.id.submit_password); |
168 |
button.setOnClickListener(new OnClickListener() {
|
169 |
public void onClick(View v){ |
170 |
EditText passwordText = ((EditText)dialog.findViewById(R.id.submit_password_text)); |
171 |
if(!rightPassword(passwordText.getText().toString())){
|
172 |
passwordText.setText("");
|
173 |
showToast("Password was incorrect.");
|
174 |
loggedIn = false;
|
175 |
} |
176 |
else{
|
177 |
dialog.dismiss(); |
178 |
loggedIn = true;
|
179 |
} |
180 |
} |
181 |
|
182 |
}); |
183 |
dialog.show(); |
184 |
} |
185 |
} |
186 |
|
187 |
protected final void showAlert(String title, String message) { |
188 |
try {
|
189 |
AlertDialog alert = new AlertDialog.Builder(this).create(); |
190 |
alert.setTitle(title); |
191 |
alert.setMessage(message); |
192 |
alert.setButton("OK", new DialogInterface.OnClickListener() { |
193 |
public void onClick(DialogInterface dialog, int which) { |
194 |
return;
|
195 |
} |
196 |
}); |
197 |
alert.show(); |
198 |
} catch (Exception e) { |
199 |
e.printStackTrace(); |
200 |
} |
201 |
} |
202 |
|
203 |
protected final void showError(String message, HttpBundle bundle){ |
204 |
Intent viewIntent = new Intent(getApplicationContext(), ServerErrorActivity.class);
|
205 |
viewIntent.putExtra("errorMessage", message);
|
206 |
viewIntent.putExtra("response", bundle.getResponseText());
|
207 |
viewIntent.putExtra("request", bundle.getCurlRequest());
|
208 |
startActivity(viewIntent); |
209 |
} |
210 |
|
211 |
protected void showToast(String message) { |
212 |
Context context = getApplicationContext();
|
213 |
int duration = Toast.LENGTH_SHORT;
|
214 |
Toast toast = Toast.makeText(context, message, duration); |
215 |
toast.show(); |
216 |
} |
217 |
|
218 |
protected final CloudServersException parseCloudServersException(HttpResponse response) { |
219 |
CloudServersException cse = new CloudServersException();
|
220 |
try {
|
221 |
BasicResponseHandler responseHandler = new BasicResponseHandler();
|
222 |
String body = responseHandler.handleResponse(response);
|
223 |
CloudServersFaultXMLParser parser = new CloudServersFaultXMLParser();
|
224 |
SAXParser saxParser = SAXParserFactory.newInstance().newSAXParser(); |
225 |
XMLReader xmlReader = saxParser.getXMLReader(); |
226 |
xmlReader.setContentHandler(parser); |
227 |
xmlReader.parse(new InputSource(new StringReader(body))); |
228 |
cse = parser.getException(); |
229 |
} catch (ClientProtocolException e) {
|
230 |
cse = new CloudServersException();
|
231 |
cse.setMessage(e.getLocalizedMessage()); |
232 |
} catch (IOException e) { |
233 |
cse = new CloudServersException();
|
234 |
cse.setMessage(e.getLocalizedMessage()); |
235 |
} catch (ParserConfigurationException e) { |
236 |
cse = new CloudServersException();
|
237 |
cse.setMessage(e.getLocalizedMessage()); |
238 |
} catch (SAXException e) {
|
239 |
cse = new CloudServersException();
|
240 |
cse.setMessage(e.getLocalizedMessage()); |
241 |
} catch (FactoryConfigurationError e) { |
242 |
cse = new CloudServersException();
|
243 |
cse.setMessage(e.getLocalizedMessage()); |
244 |
} |
245 |
return cse;
|
246 |
} |
247 |
|
248 |
protected final void hideDialog() { |
249 |
if(pDialog != null){ |
250 |
isLoading = false;
|
251 |
pDialog.dismiss(); |
252 |
} |
253 |
} |
254 |
|
255 |
protected final void showDialog() { |
256 |
if(pDialog == null || !pDialog.isShowing()){ |
257 |
isLoading = true;
|
258 |
pDialog = new ProgressDialog(this); |
259 |
pDialog.setProgressStyle(R.style.NewDialog); |
260 |
|
261 |
/*
|
262 |
* if back is pressed while dialog is showing it will
|
263 |
* still finish the activity
|
264 |
*/
|
265 |
pDialog.setOnCancelListener(new OnCancelListener() {
|
266 |
@Override
|
267 |
public void onCancel(DialogInterface dialog) { |
268 |
finish(); |
269 |
} |
270 |
}); |
271 |
pDialog.getWindow().addFlags(WindowManager.LayoutParams.FLAG_BLUR_BEHIND); |
272 |
pDialog.show(); |
273 |
pDialog.setContentView(new ProgressBar(this), new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT)); |
274 |
} |
275 |
} |
276 |
|
277 |
protected Context getContext(){ |
278 |
return context;
|
279 |
} |
280 |
} |