WXEntryActivity.java

package com.example.gitnb.wxapi;

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

import com.tencent.mm.sdk.modelbase.BaseReq;
import com.tencent.mm.sdk.modelbase.BaseResp;
import com.tencent.mm.sdk.openapi.IWXAPI;
import com.tencent.mm.sdk.openapi.IWXAPIEventHandler;
import com.tencent.mm.sdk.openapi.WXAPIFactory;

/**
 * Created by Rain on 16/4/17.
 */
public class WXEntryActivity extends Activity implements IWXAPIEventHandler {
    private IWXAPI api;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        api = WXAPIFactory.createWXAPI(this, WeiXin.AppID, false);
        api.handleIntent(getIntent(), this);
        super.onCreate(savedInstanceState);
    }
    @Override
    public void onReq(BaseReq arg0) { }

    @Override
    public void onResp(BaseResp resp) {

        String result = "";

        switch (resp.errCode) {
            case BaseResp.ErrCode.ERR_OK:
                result = "errcode_success";
                break;
            case BaseResp.ErrCode.ERR_USER_CANCEL:
                result = "errcode_cancel";
                break;
            case BaseResp.ErrCode.ERR_AUTH_DENIED:
                result = "errcode_deny";
                break;
            default:
                result = "errcode_unknown";
                break;
        }

        Toast.makeText(WXEntryActivity.this, result, Toast.LENGTH_LONG).show();
        finish();
    }
}