Android中SharedPreferences简单使用实例

本文实例为大家分享了SharedPreferences简单使用案例，供大家参考，具体内容如下

MainActivity：

public class SharedPreferencesTestActivity extends Activity implements View.OnClickListener{
  private EditText editText;
  private TextView textView;
  private Button write;
  private Button read;
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_shared_preferences_test);
    initView();

    write.setOnClickListener(this);
    read.setOnClickListener(this);
  }

  private void initView() {
    editText=(EditText)findViewById(R.id.Edit_Test);
    textView=(TextView)findViewById(R.id.Text_Test);
    write=(Button)findViewById(R.id.write);
    read=(Button)findViewById(R.id.read);
  }

  @Override
  public void onClick(View v) {
    switch (v.getId()){
      case R.id.write:
        String some=editText.getText().toString();
        SharedPreferences pref = SharedPreferencesTestActivity.this.getSharedPreferences("data",MODE_PRIVATE);
        SharedPreferences.Editor editor = pref.edit();
        editor.putString("Content",some);
        editor.commit();
        Toast.makeText(SharedPreferencesTestActivity.this, "写入成功" , Toast.LENGTH_LONG).show();
        editText.setText("");
        break;
      case R.id.read:
        SharedPreferences pre = getSharedPreferences("data",MODE_PRIVATE);
        String name = pre.getString("Content","");
        textView.setText(name);
        Toast.makeText(SharedPreferencesTestActivity.this, "读取成功" , Toast.LENGTH_LONG).show();
        break;

    }
  }
}

MainActivity.xml

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持脚本之家。