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GeneralActivity.java
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GeneralActivity.java
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package it.reyboz.bustorino.middleware;
import android.Manifest;
import android.content.Context;
import android.content.SharedPreferences;
import android.content.pm.PackageManager;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.view.inputmethod.InputMethodManager;
/**
* Activity class that contains all the generally useful methods
*/
public abstract class GeneralActivity extends AppCompatActivity {
final protected int PERMISSION_REQUEST_POSITION = 33;
protected void setOption(String optionName, boolean value) {
SharedPreferences.Editor editor = getPreferences(MODE_PRIVATE).edit();
editor.putBoolean(optionName, value);
editor.commit();
}
protected boolean getOption(String optionName, boolean optDefault) {
SharedPreferences preferences = getPreferences(MODE_PRIVATE);
return preferences.getBoolean(optionName, optDefault);
}
public void hideKeyboard() {
View view = getCurrentFocus();
if (view != null) {
((InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE))
.hideSoftInputFromWindow(view.getWindowToken(),
InputMethodManager.HIDE_NOT_ALWAYS);
}
}
public boolean isConnected() {
ConnectivityManager connMgr = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo networkInfo = connMgr.getActiveNetworkInfo();
return networkInfo != null && networkInfo.isConnected();
}
public abstract void showMessage(int messageID);
public abstract void showKeyboard();
public void assertLocationPermissions() {
if(ContextCompat.checkSelfPermission(getApplicationContext(),Manifest.permission.ACCESS_FINE_LOCATION)!=PackageManager.PERMISSION_GRANTED){
ActivityCompat.requestPermissions(this,new String[]{Manifest.permission.ACCESS_FINE_LOCATION}, PERMISSION_REQUEST_POSITION);
}
}
/*
METHOD THAT MIGHT BE USEFUL LATER
public void assertPermissions(String[] permissions){
ArrayList<String> permissionstoRequest = new ArrayList<>();
for(int i=0;i<permissions.length;i++){
if(ContextCompat.checkSelfPermission(getApplicationContext(),permissions[i])!=PackageManager.PERMISSION_GRANTED){
permissionstoRequest.add(permissions[i]);
}
}
ActivityCompat.requestPermissions(this,permissionstoRequest.toArray(new String[permissionstoRequest]));
}
*/
}

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