(一) sharedPreferences
1:存
SharedPreferences.Editor editor = getSharedPreferences("bdduserdata",MODE_PRIVATE).edit(); editor.putString("name", name); editor.putString("token", token); editor.putString("headUrl", photourl); editor.apply();
2:取:
SharedPreferences pref = getActivity().getSharedPreferences("bdduserdata", Context.MODE_PRIVATE); username = pref.getString("name",""); usertoken = pref.getString("token",""); headurl = pref.getString("headUrl","");
(二):intent启动活动
Intent intent = new Intent(LoginActivity.this,FragmentManagerActivity.class); startActivity(intent);
(三):吐司
Toast.makeText(LoginActivity.this,"手机或密码错误,请重新输入!",Toast.LENGTH_LONG).show();
(四): 复制粘贴到粘贴版
//获取系统CLIPBOARD_SERVICE服务 得到copy实例 就搞定了 private class ClickListenerImpl implements OnClickListener { @Override public void onClick(View v) { switch (v.getId()) { //复制 case R.id.button: ClipboardManager copy = (ClipboardManager) MainActivity.this .getSystemService(Context.CLIPBOARD_SERVICE); copy.setText("Dreamsir"); break; //粘贴 case R.id.textView: ClipboardManager paste = (ClipboardManager) MainActivity.this .getSystemService(Context.CLIPBOARD_SERVICE); String content=paste.getText().toString().trim(); mTextView.setText(content); break; default: break; } } }