BLOG GUE WANGI

AndroidManifest.xml

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

MainActivity.java

import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.URL;
import java.net.URLConnection;
import android.app.Activity;
import android.app.Dialog;
import android.app.ProgressDialog;
import android.graphics.drawable.Drawable;
import android.os.AsyncTask;
import android.os.Bundle;
import android.os.Environment;
import android.view.View;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.Toast;
import java.io.*;

public class MainActivity extends Activity {

Button button;
ProgressDialog progressdialog;
public static final int Progress_Dialog_Progress = 0;
String ImageURL = "https://www.android-examples.com/wp-content/uploads/2016/04/demo_download_image.jpg" ;
URL url;
URLConnection urlconnection ;
int FileSize;
InputStream inputstream;
OutputStream outputstream;
byte dataArray[] = new byte[1024];
long totalSize = 0;
ImageView imageview;
String GetPath ;

@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);

button = (Button)findViewById(R.id.button);
imageview = (ImageView)findViewById(R.id.image);

button.setOnClickListener(new View.OnClickListener() {

@Override
public void onClick(View v) {
// TODO Auto-generated method stub

new ImageDownloadWithProgressDialog().execute(ImageURL);

}
});
}

public class ImageDownloadWithProgressDialog extends AsyncTask<String, String, String> {

@Override
protected void onPreExecute() {

super.onPreExecute();

showDialog(Progress_Dialog_Progress);
}

@Override
protected String doInBackground(String... aurl) {

int count;

try {

url = new URL(aurl[0]);
urlconnection = url.openConnection();
urlconnection.connect();

FileSize = urlconnection.getContentLength();

inputstream = new BufferedInputStream(url.openStream());
outputstream = new FileOutputStream("/sdcard/demo_photo1.jpg");

while ((count = inputstream.read(dataArray)) != -1) {

totalSize += count;

publishProgress(""+(int)((totalSize*100)/FileSize));

outputstream.write(dataArray, 0, count);
}

outputstream.flush();
outputstream.close();
inputstream.close();

} catch (Exception e) {}
return null;

}
protected void onProgressUpdate(String... progress) {

progressdialog.setProgress(Integer.parseInt(progress[0]));
}

@Override
protected void onPostExecute(String unused) {

dismissDialog(Progress_Dialog_Progress);

GetPath = Environment.getExternalStorageDirectory().toString() + "/demo_photo1.jpg";

imageview.setImageDrawable(Drawable.createFromPath(GetPath));

Toast.makeText(MainActivity.this, "Image Downloaded Successfully", Toast.LENGTH_LONG).show();
}
}

@Override
protected Dialog onCreateDialog(int id) {
switch (id) {
case Progress_Dialog_Progress:

progressdialog = new ProgressDialog(MainActivity.this);
progressdialog.setMessage("Downloading Image From Server...");
progressdialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
progressdialog.setCancelable(false);
progressdialog.show();
return progressdialog;

default:

return null;
}
}

}

MainActivity.java

import android.app.*;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.GridView;
import android.widget.Toast;

public class MainActivity extends Activity {
    GridView grid;
    int[] imageId = {
R.drawable.fb1,
R.drawable.item, };
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        CustomGrid adapter = new CustomGrid(this,imageId);
        grid = (GridView) findViewById(R.id.grid);
        grid.setAdapter(adapter);
        grid.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view,
int position, long id) {
Toast.makeText(MainActivity.this, "You select ",
   Toast.LENGTH_SHORT).show();
}
});
    }
}

CustomGrid.java

import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.TextView;

public class CustomGrid extends BaseAdapter {
    private Context mContext;
    private final int[] Imageid;
    public CustomGrid(Context c, int[] Imageid) {
    mContext = c;
    this.Imageid = Imageid;
    }
    @Override
    public int getCount() {
    return Imageid.length;
    }
    @Override
    public Object getItem(int position) {
    return null;
    }
    @Override
    public long getItemId(int position) {
    return 0;
    }
    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
        View grid;
        LayoutInflater inflater = (LayoutInflater) mContext
.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
        if (convertView == null) {
            grid = new View(mContext);
            grid = inflater.inflate(R.layout.grid_single, null);
            ImageView imageView = (ImageView) grid.findViewById(R.id.grid_image);
            imageView.setImageResource(Imageid[position]);
        } else {
            grid = (View) convertView;
        }
        return grid;
    }
}

Main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical">

    <GridView
        android:id="@+id/grid"
        android:layout_width="fill_parent"
        android:layout_height="fill_parent"
        android:layout_marginTop="15dp"
        android:columnWidth="100dp"
        android:gravity="center"
        android:numColumns="auto_fit"
        android:stretchMode="columnWidth" />
</LinearLayout>

grid_single.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:padding="5dp">

<ImageView
android:id="@+id/grid_image"
android:layout_width="100dp"
android:layout_height="150dp"/>

</LinearLayout>

https://www.google.com/amp/s/rekayuu.wordpress.com/2014/11/03/tugas-kuliahmembuat-alarm-sederhana-untuk-android/amp/

package com.mycompany.myapp;
import android.app.*;
import android.content.*;
import android.os.*;
import android.widget.*;
public class MainActivity extends Activity {
@Override
private TextView batteryTxt;
private BroadcastReceiver mBatInfoReceiver = new BroadcastReceiver(){
@Override
public void onReceive(Context ctxt, Intent intent) {
int level = intent.getIntExtra(BatteryManager.EXTRA_LEVEL, 0);
batteryTxt.setText(String.valueOf(level) + "%");
if(level==89){batteryTxt.setText("okokokok");}}};
@Override
public void onCreate(Bundle b) {
super.onCreate(b);
setContentView(R.layout.main);
batteryTxt = (TextView) this.findViewById(R.id.l);
this.registerReceiver(this.mBatInfoReceiver, new IntentFilter(Intent.ACTION_BATTERY_CHANGED));}}

package com.mycompany.myapp;

import java.io.IOException;

import android.os.Bundle;
import android.app.ActionBar;
import android.app.Activity;
import android.app.WallpaperManager;
import android.view.Menu;
import android.view.MenuItem;
import android.view.MenuItem.OnMenuItemClickListener;
import android.widget.ImageView;
import android.widget.Toast;

public class MainActivity extends Activity {

@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// Get the view from activity_main.xml
setContentView(R.layout.main);

// Create an actionbar
ActionBar actionBar = getActionBar();
actionBar.show();

// Locate ImageView in activity_main.xml
ImageView mywallpaper = (ImageView) findViewById(R.id.wallpaper);

// Attach image into ImageView
mywallpaper.setImageResource(R.drawable.mery);

}

@Override
public boolean onCreateOptionsMenu(Menu menu) {

// Create an actionbar menu
menu.add("Set as Wallpaper")
// Add a new Menu Button
.setOnMenuItemClickListener(this.SetWallpaperClickListener)
.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);

return super.onCreateOptionsMenu(menu);
}

// Capture actionbar menu item click
OnMenuItemClickListener SetWallpaperClickListener = new OnMenuItemClickListener() {

public boolean onMenuItemClick(MenuItem item) {

// Retrieve a WallpaperManager
WallpaperManager myWallpaperManager = WallpaperManager
.getInstance(MainActivity.this);

try {
// Change the current system wallpaper
myWallpaperManager.setResource(R.drawable.mery);

// Show a toast message on successful change
Toast.makeText(MainActivity.this,
   "Wallpaper successfully changed", Toast.LENGTH_SHORT)
.show();

} catch (IOException e) {
// TODO Auto-generated catch block
}

return false;
}
};
}

AndroidManifest.xml

<uses-sdk
        android:minSdkVersion="11"
        android:targetSdkVersion="15" />

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

Main.xml

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="vertical" >

    <ImageView
        android:id="@+id/wallpaper"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content" />

</RelativeLayout>

/*langkah pertama kita buat form dulu dengan html dalam file php*/
<html>
 <form method="post" action="">
  <input type="text" name="nama" placeholder="nama"/>
  <input type="text" name="umur" placeholder="umur"/>
  <input type="submit" name="tombol" value="insert"/>
 </form>

/*kemudian buat koneksi kedatabase*/

 <?php  $con=mysqli_connect("localhost","root","","nama_database");
 
/*setelah itu ambil nama input dari form yg sudah kita buat*/

  if(isset($_POST['tombol'])){
  $nama=$_POST['nama'];
  $umur=$_POST['umur'];
 
  /*nah langkah yang ini untuk mengirim data kedalam database*/
 
  $masukan="INSERT INTO nama_tabel (nama_kolom1,nama_kolom2) value('$nama','$umur')";
  $query=mysqli_query($con,$masukan);
 
/*buat logika*/
 
  if($query){
  echo" data berhasil dimasukan";
  }else{ echo" gagal memasukan data";
  }}
 ?>
/*jangan lupa penutup html */
</html>
/* jika ada yang error mungkin ada tanda kutip yang hilang silahkan di tanyakan di komentar apa yang error:) /*

MainActivity.java

package com.mycompany.myapp;
import android.app.*;
import android.content.*;
import android.os.*;
import android.widget.*;
import android.net.*;
public class MainActivity extends Activity{
EditText tx;
String text;
@Override
protected void onCreate(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
tx=(EditText)findViewById(R.id.tx);
Intent receivedIntent = getIntent();
String receivedAction = receivedIntent.getAction();
String receivedType = receivedIntent.getType();
if(receivedAction.equals(Intent.ACTION_SEND)){
if(receivedType.startsWith("text/")){
String receivedText = receivedIntent.getStringExtra(Intent.EXTRA_TEXT);
if(receivedText != null) {
tx.setText(receivedText);
}}} finish();}}

main.xml
buat EditText dengan id tx

AndroidManifest.xml
tambahkan intent filter

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.mycompany.myapp" >
<uses-permission
android:name="android.permission.READ_SMS"/>
    <application
        android:allowBackup="true"
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme" >
        <activity
            android:name=".MainActivity"
            android:label="@string/app_name" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
<intent-filter>
<action android:name="android.intent.action.SEND"/>
                <category android:name="android.intent.category.DEFAULT" />
<data android:mimeType="text/*" />
</intent-filter>
        </activity>
     
    </application>

</manifest>