/
MainActivity.java
108 lines (94 loc) · 3.82 KB
/
MainActivity.java
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package com.example.termproject;
import android.content.SharedPreferences;
import android.support.design.widget.Snackbar;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.MotionEvent;
import android.view.View;
import android.widget.TextView;
public class MainActivity extends AppCompatActivity {
private int x, y;
private String position;
private boolean autoSave;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
restoreAppSettingsFromPrefs();
restorePositionFromRestart();
}
private void restoreAppSettingsFromPrefs() {
SharedPreferences preferences = getSharedPreferences ("saveLocation", MODE_PRIVATE);
autoSave = preferences.getBoolean ("autoSave?", true);
findViewById(R.id.action_toggle_auto_save);
}
@Override
public boolean onPrepareOptionsMenu(Menu menu) {
menu.findItem(R.id.action_toggle_auto_save).setChecked(autoSave);
return true;
}
private void restorePositionFromRestart() {
if (autoSave){
SharedPreferences location = getSharedPreferences("saveLocation", MODE_PRIVATE);
((TextView)findViewById(R.id.status)).setText(location.getString("savedPosition","Position: "));
}
}
@Override
public boolean onTouchEvent(MotionEvent event) {
x = (int)event.getX();
y = (int)event.getY();
position = "Position: X: " + x + "\tY: " + y;
if (event.getAction() == MotionEvent.ACTION_DOWN || event.getAction() == MotionEvent.ACTION_MOVE){
((TextView)findViewById(R.id.status)).setText(position);
}
return false;
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
super.onCreateOptionsMenu(menu);
MenuInflater inflater = getMenuInflater();
inflater.inflate(R.menu.menu_main, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
if (item.getItemId() == R.id.action_toggle_auto_save){
autoSave =! autoSave;
if (item.isChecked())
item.setChecked(false);
else
item.setChecked(true);
}
else if (item.getItemId() == R.id.action_about)
showAbout();
return true;
}
private void showAbout() {
View v = findViewById(R.id.activity_main);
Snackbar.make(v,getString(R.string.aboutText),Snackbar.LENGTH_INDEFINITE).show();
//Utils.showInfoDialog(getApplicationContext(),"about",getString(R.string.aboutText));
//above line of code was causing my program to crash so you said i should go back to snackbar but leave this in
}
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
outState.putString("savedPosition",((TextView)findViewById(R.id.status)).getText()+"");
}
@Override
protected void onStop() {
super.onStop();
SharedPreferences location = getSharedPreferences("saveLocation", MODE_PRIVATE);
SharedPreferences.Editor editor = location.edit();
editor.putString("savedPosition",((TextView)findViewById(R.id.status)).getText()+"");
editor.putBoolean ("autoSave?", autoSave);
editor.apply();
}
@Override
protected void onRestoreInstanceState(Bundle savedInstanceState) {
super.onRestoreInstanceState(savedInstanceState);
((TextView)findViewById(R.id.status)).setText(savedInstanceState.getString("savedPosition"));
}
}