MainF.java

package com.orisider.gdfs.ui.fragment;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.TextView;
import com.github.rtyley.android.sherlock.roboguice.fragment.RoboSherlockFragment;
import com.orisider.gdfs.R;
import com.orisider.gdfs.model.AccessToken;
import com.orisider.gdfs.ui.activity.GetAccountActivity;
import com.orisider.gdfs.util.Constant;
import com.orisider.gdfs.util.SessionStore;
import roboguice.inject.InjectView;

public class MainF extends RoboSherlockFragment implements View.OnClickListener {


    @InjectView(R.id.saved_acnt_name)
    private TextView savedAcntName;

    @InjectView(R.id.set_acnt_btn)
    private Button acntBtn;

    private AccessToken token;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        if (token == null) {
            token = SessionStore.getAccountAuthToken();
        }
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        return inflater.inflate(R.layout.f_main, container, false);
    }

    @Override
    public void onViewCreated(View view, Bundle savedInstanceState) {
        super.onViewCreated(view, savedInstanceState);

        updatePanel();
        initView();
    }

    @Override
    public void onActivityResult(int requestCode, int resultCode, Intent data) {
        if (requestCode == Constant.REQ_CODE_ACNT && resultCode == Activity.RESULT_OK) {
            token = (AccessToken) data.getSerializableExtra(Constant.BUNDLE_KEY_ACCESS_TOKEN);
            updatePanel();
        }
    }

    private void initView() {
        acntBtn.setOnClickListener(this);
    }

    private void updatePanel() {
        if (token == null) {
            acntBtn.setText(R.string.btn_account_set);
            acntBtn.setTag(true);
            savedAcntName.setText(R.string.acnt_empty);
        } else {
            acntBtn.setText(R.string.btn_account_del);
            acntBtn.setTag(false);
            savedAcntName.setText(token.accountName);
        }
    }

    @Override
    public void onClick(View v) {
        if (v == acntBtn) {
            if (acntBtn.getTag() == Boolean.TRUE) {
                startActivityForResult(new Intent(getActivity(), GetAccountActivity.class), Constant.REQ_CODE_ACNT);
            } else {
                SessionStore.removeAccessToken();
                token = null;
                updatePanel();
            }
        }
    }
}