Bitmap bm = BitmapFactory.decodeResource( getResources(), R.drawable.ic_launcher);
File root = Environment.getExternalStorageDirectory();
File file = new File(root.getAbsolutePath(), "ic_launcher.PNG");
try {
FileOutputStream outStream = new FileOutputStream(file);
bm.compress(Bitmap.CompressFormat.PNG, 100, outStream);
outStream.flush();
outStream.close();
Toast.makeText(activity.this,"کپی با موفقیت انجام شد ",Toast.LENGTH_LONG).show();
} catch (Exception e) { throw new RuntimeException(e);
Toast.makeText(activity.this,"کپی انجام نشد!!!",Toast.LENGTH_LONG).show();
}
Bitmap bm = BitmapFactory.decodeResource( getResources(), R.drawable.ic_launcher);File file = new File(root.getAbsolutePath(), "ic_launcher.PNG");File file = new File(root.getAbsolutePath() + "/folder/" , "ic_launcher.PNG");R.drawable.ic_launcher<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.example.mahdi.test1">
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
<application
android:allowBackup="true"
android:icon="@mipmap/ic_launcher"
android:label="@string/app_name"
android:supportsRtl="true"
android:theme="@style/AppTheme">
<activity android:name=".MainActivity">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</application>
</manifest>import android.graphics.Bitmap;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.os.Environment;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.Toast;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
public class MainActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
final ImageView iv = (ImageView) findViewById(R.id.iv);
Button btnsave = (Button) findViewById(R.id.btnsave);
try {
InputStream ims = getAssets().open("Tulips.jpg");
Drawable d = Drawable.createFromStream(ims, null);
iv.setImageDrawable(d);
} catch (IOException ex) {
Toast.makeText(MainActivity.this,"خطا", Toast.LENGTH_LONG).show();
}
btnsave.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Bitmap bm = ((BitmapDrawable)iv.getDrawable()).getBitmap();
File root = Environment.getExternalStorageDirectory();
File file = new File(root.getAbsolutePath(), "ic_launcher.jpg");
try {
FileOutputStream outStream = new FileOutputStream(file);
bm.compress(Bitmap.CompressFormat.JPEG, 100, outStream);
outStream.flush();
outStream.close();
Toast.makeText(MainActivity.this,file.getAbsolutePath()+ "کپی با موفقیت انجام شد ", Toast.LENGTH_LONG).show();
} catch (Exception e) {
Toast.makeText(MainActivity.this, "کپی انجام نشد!!!", Toast.LENGTH_LONG).show();
}
}
});
}
} try {
InputStream ims = getAssets().open("Tulips.jpg");
Drawable d = Drawable.createFromStream(ims, null);
iv.setImageDrawable(d);
} catch (IOException ex) {
Toast.makeText(MainActivity.this,"خطا", Toast.LENGTH_LONG).show();
}imageView.setImageDrawable(R.drawable.Tulips.jpg);