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
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
|
package de.pixart.messenger.ui;
import android.annotation.TargetApi;
import android.content.Context;
import android.content.Intent;
import android.location.Address;
import android.location.Geocoder;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.os.AsyncTask;
import android.os.Build;
import android.os.Bundle;
import android.provider.Settings;
import androidx.coordinatorlayout.widget.CoordinatorLayout;
import com.google.android.material.snackbar.Snackbar;
import android.text.TextUtils;
import android.webkit.WebView;
import android.widget.Button;
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.utils.LocationHelper;
import de.pixart.messenger.utils.ThemeHelper;
public class ShareLocationActivity extends LocationActivity implements LocationListener {
LocationManager locationManager;
private Location mLastLocation;
private Button mCancelButton;
private Button mShareButton;
private String mLocationName;
private Snackbar snackBar;
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;
}
@Override
protected void refreshUiReal() {
}
@Override
void onBackendConnected() {
}
@Override
protected void onCreate(final Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_share_locaction);
setTitle(getString(R.string.share_location));
setSupportActionBar(findViewById(R.id.toolbar));
configureActionBar(getSupportActionBar());
locationManager = (LocationManager) this.getSystemService(Context.LOCATION_SERVICE);
mLocationName = getString(R.string.me);
mCancelButton = findViewById(R.id.cancel_button);
mCancelButton.setOnClickListener(view -> {
setResult(RESULT_CANCELED);
finish();
});
mShareButton = findViewById(R.id.share_button);
mShareButton.setOnClickListener(view -> {
if (mLastLocation != null) {
Intent result = new Intent();
result.putExtra("latitude", mLastLocation.getLatitude());
result.putExtra("longitude", mLastLocation.getLongitude());
result.putExtra("altitude", mLastLocation.getAltitude());
result.putExtra("accuracy", (int) mLastLocation.getAccuracy());
setResult(RESULT_OK, result);
finish();
}
});
final CoordinatorLayout snackBarCoordinator = findViewById(R.id.snackbarCoordinator);
if (snackBarCoordinator != null) {
this.snackBar = Snackbar.make(snackBarCoordinator, R.string.location_sharing_disabled, Snackbar.LENGTH_INDEFINITE);
snackBar.setAction(R.string.enable, view -> {
if (isLocationEnabled()) {
if (hasLocationPermission(LocationActivity.REQUEST_LOCATION_PERMISSION)) {
requestLocationUpdates();
}
} else {
showLocation(null, null);
setShareButtonEnabled(false);
if (hasLocationPermission(LocationActivity.REQUEST_LOCATION_PERMISSION)) {
requestLocationUpdates();
}
startActivity(new Intent(android.provider.Settings.ACTION_LOCATION_SOURCE_SETTINGS));
overridePendingTransition(R.animator.fade_in, R.animator.fade_out);
}
});
ThemeHelper.fix(this.snackBar);
}
}
@Override
protected void gotoLoc() throws UnsupportedOperationException {
new getAddressAsync(this).execute();
}
@Override
protected void setmLastLocation(Location location) {
this.mLastLocation = location;
}
@Override
public void onPause() {
super.onPause();
}
@Override
public void onResume() {
super.onResume();
if (isLocationEnabled()) {
this.snackBar.dismiss();
showLocation(null, null);
} else {
this.snackBar.show();
}
setShareButtonEnabled(false);
}
@Override
public void onLocationChanged(final Location location) {
if (LocationHelper.isBetterLocation(location, this.mLastLocation)) {
setShareButtonEnabled(true);
this.mLastLocation = location;
gotoLoc();
}
}
@Override
public void onStatusChanged(final String provider, final int status, final Bundle extras) {
}
@Override
public void onProviderEnabled(final String provider) {
}
@Override
public void onProviderDisabled(final String provider) {
}
@TargetApi(Build.VERSION_CODES.KITKAT)
private boolean isLocationEnabledKitkat() {
try {
final int locationMode = Settings.Secure.getInt(getContentResolver(), Settings.Secure.LOCATION_MODE);
return locationMode != Settings.Secure.LOCATION_MODE_OFF;
} catch (final Settings.SettingNotFoundException e) {
return false;
}
}
@SuppressWarnings("deprecation")
private boolean isLocationEnabledLegacy() {
final String locationProviders = Settings.Secure.getString(getContentResolver(),
Settings.Secure.LOCATION_PROVIDERS_ALLOWED);
return !TextUtils.isEmpty(locationProviders);
}
private boolean isLocationEnabled() {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
return isLocationEnabledKitkat();
} else {
return isLocationEnabledLegacy();
}
}
private void setShareButtonEnabled(final boolean enabled) {
if (enabled) {
this.mShareButton.setEnabled(true);
this.mShareButton.setText(R.string.share);
} else {
this.mShareButton.setEnabled(false);
this.mShareButton.setText(R.string.locating);
}
}
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=" + mLastLocation.getLatitude() + "&lon=" + mLastLocation.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=" + mLastLocation.getLatitude() + "&lon=" + mLastLocation.getLongitude() + "&name=" + LocationName);
}
}
private class getAddressAsync extends AsyncTask<Void, Void, Void> {
String address = null;
private WeakReference<ShareLocationActivity> activityReference;
getAddressAsync(ShareLocationActivity context) {
activityReference = new WeakReference<>(context);
}
@Override
protected void onPreExecute() {
super.onPreExecute();
showLocation(mLastLocation, null);
}
@Override
protected Void doInBackground(Void... params) {
address = getAddress(ShareLocationActivity.this, mLastLocation);
return null;
}
@Override
protected void onPostExecute(Void result) {
super.onPostExecute(result);
showLocation(mLastLocation, address);
}
}
}
|
