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모바일개발(Mobile Dev)187

how to deal activity value interaction down voteIf you want to pass data from the preference activity to your main activity use this code:In your main activity class (launch):startActivityForResult(new Intent(main.this, preferences.class), 0);In your preference activity class (set the result):Intent i; i.putStringExtra("name", "tom"); setResult(RESULT_OK, i); finish();In your main activity class (get the result):@Override protected v.. 2017. 7. 8.
how to use option menu icon each Toolbar in Fragment written by http://gwpark.tistory.com/1993 [ \res\menu\menu_one.xml ] [ \res\menu\menu_two.xml ] [ FragmentOne.java ]public class FragmentOne extends Fragment { @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { super.onCreate(savedInstanceState); // if this is set true, // Activity.onCreateOptionsMenu will call Fragment.onCreateOptionsMe.. 2017. 7. 1.
how to stop a back button in android @Override public void onBackPressed() { //thats it }OR @Override public boolean onKeyDown(int keyCode, KeyEvent event) { return (keyCode == KeyEvent.KEYCODE_BACK ? true : super.onKeyDown(keyCode, event)); } 2017. 4. 14.
how to make a swiped multi tabed view in android written by http://stackoverflow.com/questions/35594612/how-to-load-the-fragments-when-the-tab-is-selected-or-page-is-swiped when I am swiping tabs are changing but fragment that I attached is not loading. I have created 4 fragments and their layouts I have included pagerAdapter in the mainActivity class output(showing blank page when tab is selected) Here is my MainActivity.javapublic class Main.. 2017. 4. 14.
how to use listview with onItemClick Event how to use listview public class MainActivity extends Activity { @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); ListView listView1 = (ListView) findViewById(R.id.listView1); Product[] items = { new Product(1, "Milk", 21.50), new Product(2, "Butter", 15.99), new Product(3, "Yogurt", 14.90), new Product(4, "Toothpaste".. 2016. 11. 13.
to avoid overlap a previous menu view @Override public void onActivityCreated(Bundle savedInstanceState) { super.onActivityCreated(savedInstanceState); getView().setBackgroundColor(Color.WHITE); getView().setClickable(true); } 0down voteWell Setting up fragment background color is not a solution because fragment will be still in the activity stack which may consume memory.Solution would be remove all views from your framelayout befo.. 2016. 11. 12.
how to copy a image from server to device package com.helloandroid.imagedownloader; import java.io.BufferedInputStream;import java.io.File;import java.io.FileOutputStream;import java.io.IOException;import java.io.InputStream;import java.net.URL;import java.net.URLConnection; import org.apache.http.util.ByteArrayBuffer; import android.util.Log; public class ImageManager { private final String PATH = "/data/data/com.helloandroid.imagedown.. 2016. 11. 6.
when import org.apache.http.util.ByteArrayBuffer; dependencies { compile fileTree(include: ['*.jar'], dir: 'libs') compile 'com.android.support:appcompat-v7:23.0.1' compile 'org.jbundle.util.osgi.wrapped:org.jbundle.util.osgi.wrapped.org.apache.http.client:4.1.2' ... } Module specific build.gradle - /app/build.gradleandroid { compileSdkVersion 23 buildToolsVersion "23.0.2" ... useLibrary 'org.apache.http.legacy' ... } 2016. 11. 6.
multi number picker in android public class sample extends Activity{ NumberPicker MyNumPicker1, MyNumPicker2, MyNumPicker3; TextView txtMyText; AlertDialog alertdialog; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.sample_layout); txtMyText = (TextView) findViewById(R.id.txtMyText); txtMyText.setText("5"); txtMyText.setOnClickListener(new View.OnClic.. 2016. 10. 8.

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