java.lang.IllegalArgumentException: Cannot draw recycled bitmaps

06-10 00:36:34.374: E/AndroidRuntime(2394): java.lang.IllegalArgumentException: Cannot draw recycled bitmaps
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.GLES20Canvas.drawBitmap(GLES20Canvas.java:789)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.GLES20RecordingCanvas.drawBitmap(GLES20RecordingCanvas.java:118)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.graphics.drawable.BitmapDrawable.draw(BitmapDrawable.java:393)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.widget.ImageView.onDraw(ImageView.java:967)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at com.pensio.papaya.views.PapayaCircularImageView.onDraw(PapayaCircularImageView.java:47)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.View.draw(View.java:13707)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.View.getDisplayList(View.java:12645)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.View.getDisplayList(View.java:12689)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.View.draw(View.java:13423)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.ViewGroup.drawChild(ViewGroup.java:2928)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.ViewGroup.dispatchDraw(ViewGroup.java:2797)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.View.getDisplayList(View.java:12643)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.View.getDisplayList(View.java:12689)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.View.draw(View.java:13423)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.ViewGroup.drawChild(ViewGroup.java:2928)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.ViewGroup.dispatchDraw(ViewGroup.java:2797)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.widget.AbsListView.dispatchDraw(AbsListView.java:2327)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.View.draw(View.java:13710)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.widget.AbsListView.draw(AbsListView.java:3653)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.View.getDisplayList(View.java:12645)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.View.getDisplayList(View.java:12689)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.View.draw(View.java:13423)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.ViewGroup.drawChild(ViewGroup.java:2928)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.ViewGroup.dispatchDraw(ViewGroup.java:2797)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.View.getDisplayList(View.java:12643)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.View.getDisplayList(View.java:12689)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.View.draw(View.java:13423)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.ViewGroup.drawChild(ViewGroup.java:2928)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.ViewGroup.dispatchDraw(ViewGroup.java:2797)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.View.getDisplayList(View.java:12643)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.View.getDisplayList(View.java:12689)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.View.draw(View.java:13423)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.ViewGroup.drawChild(ViewGroup.java:2928)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.ViewGroup.dispatchDraw(ViewGroup.java:2797)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.View.getDisplayList(View.java:12643)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.View.getDisplayList(View.java:12689)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.View.draw(View.java:13423)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.ViewGroup.drawChild(ViewGroup.java:2928)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.ViewGroup.dispatchDraw(ViewGroup.java:2797)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.View.draw(View.java:13710)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.widget.FrameLayout.draw(FrameLayout.java:467)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at com.android.internal.policy.impl.PhoneWindow$DecorView.draw(PhoneWindow.java:2211)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.View.getDisplayList(View.java:12645)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.View.getDisplayList(View.java:12689)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.HardwareRenderer$GlRenderer.draw(HardwareRenderer.java:1198)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.ViewRootImpl.draw(ViewRootImpl.java:2173)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.ViewRootImpl.performDraw(ViewRootImpl.java:2045)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1854)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:989)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:4351)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.Choreographer$CallbackRecord.run(Choreographer.java:749)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.Choreographer.doCallbacks(Choreographer.java:562)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.Choreographer.doFrame(Choreographer.java:532)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:735)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.os.Handler.handleCallback(Handler.java:725)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.os.Handler.dispatchMessage(Handler.java:92)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.os.Looper.loop(Looper.java:137)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at android.app.ActivityThread.main(ActivityThread.java:5039)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at java.lang.reflect.Method.invokeNative(Native Method)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at java.lang.reflect.Method.invoke(Method.java:511)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:793)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:560)
06-10 00:36:34.374: E/AndroidRuntime(2394):     at dalvik.system.NativeStart.main(Native Method)

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Custom Dialog Android

package com.mobengineers;

import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.os.Bundle;
import android.view.Gravity;
import android.view.View;
import android.view.Window;
import android.view.WindowManager;

public class DashboardActivity extends Activity {
    private static final int DIALOG_CUSTOM_ANIMATION = 1;

    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
    }

    public void onButtonDownUpActivityClick(View view) {
        startActivity(new Intent(this, DownUpActivity.class));
    }

    public void onButtonDialogClick(View view) {
        showDialog(DIALOG_CUSTOM_ANIMATION);
    }

    @Override
    protected Dialog onCreateDialog(int id) {
        switch (id) {
        case DIALOG_CUSTOM_ANIMATION:
            CustomAlertDialog dialog = new CustomAlertDialog(this);
            dialog.setTitle("Swich on Location providers for better !");
            dialog.setCancelable(true);
            dialog.setMessage("How this dialog....  just for fun)");
            dialog.requestWindowFeature(Window.FEATURE_NO_TITLE);
            dialog.setButton("Settings", new DialogInterface.OnClickListener() {
               
                @Override
                public void onClick(DialogInterface dialog, int which) {
                
                    dialog.dismiss();// TODO Auto-generated method stub
                   
                }
            });

            WindowManager.LayoutParams wmlp = dialog.getWindow()
                    .getAttributes();

            wmlp.gravity = Gravity.TOP;

            dialog.show();
            return dialog;
        }
        return super.onCreateDialog(id);
    }
}

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06-06 00:10:15.857: E/AndroidRuntime(2704): java.lang.RuntimeException: Unable to start activity

06-06 00:10:15.857: E/AndroidRuntime(2704): FATAL EXCEPTION: main
06-06 00:10:15.857: E/AndroidRuntime(2704): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.goingkilo.textlayout/com.goingkilo.textlayout.app.FlowText}: java.lang.NullPointerException
06-06 00:10:15.857: E/AndroidRuntime(2704):     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2180)
06-06 00:10:15.857: E/AndroidRuntime(2704):     at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2230)
06-06 00:10:15.857: E/AndroidRuntime(2704):     at android.app.ActivityThread.access$600(ActivityThread.java:141)
06-06 00:10:15.857: E/AndroidRuntime(2704):     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1234)
06-06 00:10:15.857: E/AndroidRuntime(2704):     at android.os.Handler.dispatchMessage(Handler.java:99)
06-06 00:10:15.857: E/AndroidRuntime(2704):     at android.os.Looper.loop(Looper.java:137)
06-06 00:10:15.857: E/AndroidRuntime(2704):     at android.app.ActivityThread.main(ActivityThread.java:5039)
06-06 00:10:15.857: E/AndroidRuntime(2704):     at java.lang.reflect.Method.invokeNative(Native Method)
06-06 00:10:15.857: E/AndroidRuntime(2704):     at java.lang.reflect.Method.invoke(Method.java:511)
06-06 00:10:15.857: E/AndroidRuntime(2704):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:793)
06-06 00:10:15.857: E/AndroidRuntime(2704):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:560)
06-06 00:10:15.857: E/AndroidRuntime(2704):     at dalvik.system.NativeStart.main(Native Method)
06-06 00:10:15.857: E/AndroidRuntime(2704): Caused by: java.lang.NullPointerException
06-06 00:10:15.857: E/AndroidRuntime(2704):     at com.goingkilo.textlayout.data.Image.<init>(Image.java:25)
06-06 00:10:15.857: E/AndroidRuntime(2704):     at com.goingkilo.textlayout.data.Block.addImage(Block.java:27)
06-06 00:10:15.857: E/AndroidRuntime(2704):     at com.goingkilo.textlayout.app.DataFillerUp.fillDoc(DataFillerUp.java:106)
06-06 00:10:15.857: E/AndroidRuntime(2704):     at com.goingkilo.textlayout.app.FlowText.onCreate(FlowText.java:16)
06-06 00:10:15.857: E/AndroidRuntime(2704):     at android.app.Activity.performCreate(Activity.java:5104)
06-06 00:10:15.857: E/AndroidRuntime(2704):     at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1080)
06-06 00:10:15.857: E/AndroidRuntime(2704):     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2144)
06-06 00:10:15.857: E/AndroidRuntime(2704):     ... 11 more

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Bitmap to Base64 conversion

ByteArrayOutputStream baos = new ByteArrayOutputStream();

bitmap.compress(Bitmap.CompressFormat.JPEG,100,baos);

byte[] b = baos.toByteArray();

String outputString = new String (Base64.encode(b,resultCode);

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Android versus HTML5

Native     Apps:
Integrated  deep hardware integration
Supports latest hardware innovations
native look and feel.
Broader access to device hardware
Closer integration to system features
Ability to integrate with other apps
faster, smoother and more attractive.



Web Apps:

Universal coverage  - mobiles

Advanced UI

Standard based


Mean by Native


Software development kit for Dalvik using java

Native development kit using c++
Renderscript using c99


Much graphics

Page turn, video gallery  using renderscript.

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Get Gps Coordinates in android

package com.example.gps;

import android.location.Location;
import android.location.LocationManager;
import android.location.LocationListener;
import android.os.Bundle;
import android.content.Context;
import android.widget.TextView;
import android.widget.Toast;
import android.app.Activity;

public class MainActivity extends Activity {

    private Context context;
    double latitude;
    double longitude;
    Location location;
    LocationManager locationManager;
    TextView tv;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        tv = (TextView) findViewById(R.id.textView2);
        LocationManager mlocManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE);

        LocationListener mlocListener = new MyLocationListener();
        mlocManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 0, 0,
                mlocListener);
    }

    /* Class My Location Listener */
    public class MyLocationListener implements LocationListener {

        @Override
        public void onLocationChanged(Location loc) {

         loc.getLatitude();
            loc.getLongitude();

            String Text =  "Latitud = "
                    + loc.getLatitude() + "Longitud = " + loc.getLongitude();

            tv.setText(Text);

                }

        @Override
        public void onProviderDisabled(String provider) {
          
        }

        @Override
        public void onProviderEnabled(String provider) {
           }

        @Override
        public void onStatusChanged(String provider, int status, Bundle extras) {

        }
    }
}

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WebView in Android

WebView displays web pages.

package com.example.webview;

import android.os.Bundle;
import android.app.Activity;
import android.webkit.WebSettings;
import android.webkit.WebView;

public class MainActivity extends Activity {
    private WebView webView;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
webView = (WebView) findViewById(R.id.webView1);
     WebSettings webSettings = webView.getSettings();
        webSettings.setJavaScriptEnabled(true);
webView.loadUrl("http://www.mobengineers.com");
   
}

}


activity_main.xml


<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity" >

    <WebView
        android:id="@+id/webView1"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_alignParentLeft="true" />

</RelativeLayout>

Declare permission in manifest for internet access.

<uses-permission android:name="android.permission.INTERNET" />

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