1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
|
package de.pixart.messenger.ui;
import android.app.Activity;
import android.content.ActivityNotFoundException;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.location.Address;
import android.location.Geocoder;
import android.location.Location;
import android.net.Uri;
import android.os.AsyncTask;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.text.TextUtils;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.webkit.WebView;
import android.widget.Toast;
import org.jetbrains.annotations.Nullable;
import java.lang.ref.WeakReference;
import java.util.List;
import java.util.Locale;
import de.pixart.messenger.R;
import de.pixart.messenger.services.EmojiService;
import static de.pixart.messenger.ui.SettingsActivity.USE_BUNDLED_EMOJIS;
public class ShowLocationActivity extends Activity {
private Location location;
private String mLocationName;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
boolean useBundledEmoji = getPreferences().getBoolean(USE_BUNDLED_EMOJIS, getResources().getBoolean(R.bool.use_bundled_emoji));
new EmojiService(this).init(useBundledEmoji);
if (getActionBar() != null) {
getActionBar().setHomeButtonEnabled(true);
getActionBar().setDisplayHomeAsUpEnabled(true);
}
setContentView(R.layout.activity_show_locaction);
Intent intent = getIntent();
this.mLocationName = intent != null ? intent.getStringExtra("name") : null;
if (intent != null && intent.hasExtra("longitude") && intent.hasExtra("latitude")) {
double longitude = intent.getDoubleExtra("longitude", 0);
double latitude = intent.getDoubleExtra("latitude", 0);
this.location = new Location("");
this.location.setLatitude(latitude);
this.location.setLongitude(longitude);
}
markAndCenterOnLocation(location);
}
private void markAndCenterOnLocation(final Location location) {
double longitude = location.getLongitude();
double latitude = location.getLatitude();
if (latitude != 0 && longitude != 0) {
new getAddressAsync(this).execute();
}
}
private class getAddressAsync extends AsyncTask<Void, Void, Void> {
String address = null;
private WeakReference<ShowLocationActivity> activityReference;
getAddressAsync(ShowLocationActivity context) {
activityReference = new WeakReference<>(context);
}
@Override
protected void onPreExecute() {
super.onPreExecute();
showLocation(location, null);
}
@Override
protected Void doInBackground(Void... params) {
address = getAddress(ShowLocationActivity.this, location);
return null;
}
@Override
protected void onPostExecute(Void result) {
super.onPostExecute(result);
showLocation(location, address);
}
};
private static String getAddress(Context context, Location location) {
double longitude = location.getLongitude();
double latitude = location.getLatitude();
String address = "";
if (latitude != 0 && longitude != 0) {
Geocoder geoCoder = new Geocoder(context, Locale.getDefault());
try {
List<Address> addresses = geoCoder.getFromLocation(latitude, longitude, 1);
if (addresses != null && addresses.size() > 0) {
Address Address = addresses.get(0);
StringBuilder strAddress = new StringBuilder("");
if (Address.getAddressLine(0).length() > 0) {
strAddress.append(Address.getAddressLine(0));
}
address = strAddress.toString().replace(", ", "<br>");
}
} catch (Exception e) {
e.printStackTrace();
}
}
return address;
}
protected SharedPreferences getPreferences() {
return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case android.R.id.home:
finish();
return true;
case R.id.action_navigate:
double longitude = location.getLongitude();
double latitude = location.getLatitude();
try {
Intent intent = new Intent(android.content.Intent.ACTION_VIEW, Uri.parse("geo:" + String.valueOf(latitude) + "," + String.valueOf(longitude)));
startActivity(intent);
} catch (ActivityNotFoundException e) {
Toast.makeText(this, R.string.no_application_found_to_display_location, Toast.LENGTH_SHORT).show();
}
return true;
}
return super.onOptionsItemSelected(item);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
MenuInflater inflater = getMenuInflater();
inflater.inflate(R.menu.showlocation, menu);
return true;
}
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
}
private void showLocation (@Nullable Location location, @Nullable String address) {
if (location == null && TextUtils.isEmpty(address)) { // no location and no address available
final WebView webView = findViewById(R.id.webView);
webView.getSettings().setJavaScriptEnabled(true);
webView.loadUrl("file:///android_asset/map.html");
} else if (location != null && TextUtils.isEmpty(address)) { // location but no address available
String LocationName = "<b>" + mLocationName + "</b>";
final WebView webView = findViewById(R.id.webView);
webView.getSettings().setJavaScriptEnabled(true);
webView.loadUrl("file:///android_asset/map.html?lat=" + location.getLatitude() + "&lon=" + location.getLongitude()+ "&name=" + LocationName);
} else if (location != null && !TextUtils.isEmpty(address)) { // location and address available
String LocationName = "<b>" + mLocationName + "</b><br>" + address;
final WebView webView = findViewById(R.id.webView);
webView.getSettings().setJavaScriptEnabled(true);
webView.loadUrl("file:///android_asset/map.html?lat=" + location.getLatitude() + "&lon=" + location.getLongitude() + "&name=" + LocationName);
}
}
}
|