package ui;

import com.baidu.android.pushservice.PushConstants;

import com.baidu.android.pushservice.PushManager;

import com.donal.wechat.R;

import tools.AppContext;

import tools.AppManager;

import android.content.Intent;

import android.content.SharedPreferences;

import android.content.pm.PackageInfo;

import android.content.pm.PackageManager;

import android.os.Bundle;

import android.preference.PreferenceManager;

import android.util.DisplayMetrics;

import android.view.View;

import android.view.animation.AlphaAnimation;

import android.view.animation.Animation;

import android.view.animation.Animation.AnimationListener;

import config.AppActivity;

import config.CommonValue;

/**

* wechat

*

* @author donal

*

*/

public class Welcome extends AppActivity{

public static final String KEY_HELP_VERSION_SHOWN = "preferences_help_version_shown";

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

final View view = View.inflate(this, R.layout.welcome_page, null);

setContentView(view);

DisplayMetrics dm = new DisplayMetrics();

getWindowManager().getDefaultDisplay().getMetrics(dm);

double diagonalPixels = Math.sqrt(Math.pow(dm.widthPixels, 2) + Math.pow(dm.heightPixels, 2));

double screenSize = diagonalPixels / (160*dm.density);

appContext.saveScreenSize(screenSize);

AlphaAnimation aa = new AlphaAnimation(0.3f,1.0f);

aa.setDuration(2000);

view.startAnimation(aa);

aa.setAnimationListener(new AnimationListener()

{

public void onAnimationEnd(Animation arg0) {

redirectTo();

}

public void onAnimationRepeat(Animation animation) {}

public void onAnimationStart(Animation animation) {}

});

}

private void redirectTo(){

if(!appContext.isLogin()){

//if(!showWhatsNewOnFirstLaunch()){

Intent intent = new Intent(this,Login.class);

startActivity(intent);

AppManager.getAppManager().finishActivity(this);

//}

}

else {

Intent intent = new Intent(this, Tabbar.class);

startActivity(intent);

AppManager.getAppManager().finishActivity(this);

}

}

private boolean showWhatsNewOnFirstLaunch() {

try {

PackageInfo info = getPackageManager().getPackageInfo(CommonValue.PackageName, 0);

int currentVersion = info.versionCode;

SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);

int lastVersion = prefs.getInt(KEY_HELP_VERSION_SHOWN, 0);

if (currentVersion > lastVersion) {

prefs.edit().putInt(KEY_HELP_VERSION_SHOWN, currentVersion).commit();

// Intent intent = new Intent(this, whatsnew.class);

// intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET);

// startActivity(intent);

// finish();

return true;

}

} catch (PackageManager.NameNotFoundException e) {

e.printStackTrace();

}

return false;

}

}



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