Android Open Source - kakao-android-sdk-standalone Sample Login Activity

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License

The source code is released under:

Apache License

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Java Source Code

/**
 * Copyright 2014 Kakao Corp./*from   w  ww. ja v  a2s.c  o m*/
 *
 * Redistribution and modification in source or binary forms are not permitted without specific prior written permission.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.kakao.template.loginbase;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import com.kakao.Session;
import com.kakao.SessionCallback;
import com.kakao.exception.KakaoException;
import com.kakao.widget.LoginButton;

/**
 * ????? ???? ??? ????? ?????
 * ????? ??? ? action??? override?? ????.
 *
 * @author MJ
 */
public class SampleLoginActivity extends Activity {
    private LoginButton loginButton;
    private final SessionCallback mySessionCallback = new MySessionStatusCallback();

    /**
     * super.onCreate? ???? Session??? ???.
     * ????? ????? ???? ????? access token??? ???????? ????.
     *
     * @param savedInstanceState ?? session ??? ????? ???
     */
    @Override
    protected void onCreate(final Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.login);
        // ????? ???? ????? ??? ???? ????? ????.
        loginButton = (LoginButton) findViewById(R.id.com_kakao_login);
        loginButton.setLoginSessionCallback(mySessionCallback);
    }

    protected void onResume() {
        super.onResume();
        // ????? ??? ??
        if(Session.initializeSession(this, mySessionCallback)){
            // 1. ????? ?? ?????, ??????? ?????? ????? ??? ???? ????? ???
            loginButton.setVisibility(View.GONE);
        } else if (Session.getCurrentSession().isOpened()){
            // 2. ????? ???????? ???????, ???? activity? ????????.
            onSessionOpened();
        }
            // 3. else ????? ???? ?????.
    }

    private class MySessionStatusCallback implements SessionCallback {
        /**
         * ????? ???????? ???????? ?????? ??.
         */
        @Override
        public void onSessionOpened() {
            // ??????? ????? ???? ???? ?? ??? ???? ?????? ??????
            SampleLoginActivity.this.onSessionOpened();
        }

        /**
         * ????? ???????? ????? ????? ??? ??.
         * @param exception  ???? ????? close? ??? ?? ?? exception
         */
        @Override
        public void onSessionClosed(final KakaoException exception) {
            // ??????? ????? ???? ???? ?? ????? ???? ?? ????? ?? ??.
            loginButton.setVisibility(View.VISIBLE);
        }

    }

    protected void onSessionOpened(){
        final Intent intent = new Intent(SampleLoginActivity.this, SampleSignupActivity.class);
        startActivity(intent);
        finish();
    }
}

Java Source Code List