Android SharePreference 使用储存

package com.android.LearnSharePre;

import android.app.Activity;
import android.os.Bundle;

import android.app.Activity;
import android.content.Context;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
/**
* Class which shows how to store preferences
*
* @author FaYnaSoft Labs
*/
public class LearnSharePreActivity extends Activity {
public static final String PREFS_PRIVATE = "PREFS_PRIVATE";
public static final String KEY_PRIVATE = "KEY_PRIVATE";
public static final String PREFS_READ = "PREFS_READ";
public static final String KEY_READ = "KEY_READ";
public static final String PREFS_WRITE = "PREFS_WRITE";
public static final String KEY_WRITE = "KEY_WRITE";
public static final String PREFS_READ_WRITE = "PREFS_READ_WRITE";
public static final String KEY_READ_WRITE = "KEY_READ_WRITE";
private SharedPreferences sharedPreferences;
private EditText privateField;
private Button privateBtn;
private EditText readField;
private Button readBtn;
private EditText writeField;
private Button writeBtn;
private EditText read_writeField;
private Button read_writeBtn;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
privateField = (EditText) findViewById(R.id.privateId);
privateBtn = (Button) findViewById(R.id.privateBtn);
privateBtn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
sharedPreferences = getSharedPreferences(PREFS_PRIVATE, Context.MODE_PRIVATE);
Editor prefsPrivateEditor = sharedPreferences.edit();
prefsPrivateEditor.putString(KEY_PRIVATE, privateField.getText().toString());
prefsPrivateEditor.commit();
privateField.setText("");
}
});
readField = (EditText) findViewById(R.id.readId);
readBtn = (Button) findViewById(R.id.readBtn);
readBtn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
sharedPreferences = getSharedPreferences(PREFS_READ, Context.MODE_WORLD_READABLE);
Editor prefsPrivateEditor = sharedPreferences.edit();
prefsPrivateEditor.putString(KEY_READ, readField.getText().toString());
prefsPrivateEditor.commit();
readField.setText("");
}
});
writeField = (EditText) findViewById(R.id.writeId);
writeBtn = (Button) findViewById(R.id.writeBtn);
writeBtn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
sharedPreferences = getSharedPreferences(PREFS_WRITE, Context.MODE_WORLD_WRITEABLE);
Editor prefsPrivateEditor = sharedPreferences.edit();
prefsPrivateEditor.putString(KEY_WRITE, writeField.getText().toString());
prefsPrivateEditor.commit();
writeField.setText("");
}
});
read_writeField = (EditText) findViewById(R.id.read_writeId);
read_writeBtn = (Button) findViewById(R.id.read_writeBtn);
read_writeBtn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
sharedPreferences = getSharedPreferences(PREFS_READ_WRITE, Context.MODE_WORLD_READABLE + Context.MODE_WORLD_WRITEABLE);
Editor prefsPrivateEditor = sharedPreferences.edit();
prefsPrivateEditor.putString(KEY_READ_WRITE, read_writeField.getText().toString());
prefsPrivateEditor.commit();
read_writeField.setText("");
}
});
}
}

更多相关文章

随机推荐

Android SharePreference 使用 储存

更多相关文章

随机推荐

Android SharePreference 使用储存