Menu Demo

Menu Demo

Code pada activity_main.xml

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:tools="http://schemas.android.com/tools"

    android:id="@+id/container"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    android:orientation="vertical"

    tools:context="com.duwibayupratomo.menudemo.MainActivity"

    tools:ignore="MergeRootFrame">

   

    <EditText

        android:id="@+id/txtBox1"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:layout_margin="5dp"

        android:text="Hello world" />

       <EditText

       android:id="@+id/txtBox2"

       android:layout_width="match_parent"

       android:layout_height="wrap_content"

       android:layout_margin="5dp"

       android:text="Hola mundo" />

       <TextView

       android:layout_width="wrap_content"

       android:layout_height="wrap_content"

       android:layout_gravity="center"

       android:text="Press theMENU key, or \nLong-press text-boxes"/>

</LinearLayout>

Code pada MainActivity.java

package com.duwibayupratomo.menudemo;

import android.R.color;

import android.app.Activity;

import android.app.ActionBar;

import android.app.Fragment;

import android.graphics.Color;

import android.os.Bundle;

import android.text.Html;

import android.text.Spanned;

import android.view.ContextMenu;

import android.view.ContextMenu.ContextMenuInfo;

import android.view.LayoutInflater;

import android.view.Menu;

import android.view.MenuItem;

import android.view.View;

import android.view.ViewGroup;

import android.widget.EditText;

import android.os.Build;

public class MainActivity extends Activity {

      

       EditText txtBox1;

       EditText txtBox2;

       Integer[]arrayPointSize={10,20,30,40,50};

       @Override

       protected void onCreate(Bundle savedInstanceState) {

              super.onCreate(savedInstanceState);

              setContentView(R.layout.activity_main);

              if (savedInstanceState == null) {

                     getFragmentManager().beginTransaction()

                                  .add(R.id.container, new PlaceholderFragment()).commit();

              }

              txtBox1=(EditText)findViewById(R.id.txtBox1);

              txtBox2=(EditText)findViewById(R.id.txtBox2);

              //youmayregisteranindividualcontextmenuforeach

              registerForContextMenu (txtBox1);

              registerForContextMenu (txtBox2);

       }

      

       public void onCreateContextMenu(ContextMenu menu,View v,

                     ContextMenuInfo menuInfo){

                     //decidewhatcontextmenuneedstobemade

                     if(v.getId() == txtBox1.getId())

                     //createamenufortxtBox1box populateMyFirstMenu(menu);

                     if(v.getId() == txtBox2.getId()){

                     //createamenufortxtBox2box populateMySecondMenu(menu);

                     }

       }

       @Override

       public boolean onCreateOptionsMenu(Menu menu) {

              // Inflate the menu; this adds items to the action bar if it is present.

              getMenuInflater().inflate(R.menu.main, menu);

              populateMyFirstMenu(menu);

              return true;

       }

       private void populateMyFirstMenu(Menu menu) {

              // TODO Auto-generated method stub

              int groupId = 0;

              //arguments:groupId,optionId,order,title

              menu.add(groupId,1,1,"10points");

              menu.add(groupId,2,2,"20points");

              menu.add(groupId,3,3,"30points");

              menu.add(groupId,4,4,"40points");

              menu.add(groupId,5,5,"50points");

              menu.add(groupId,6,8,"Redtext");

              menu.add(groupId,7,7,"GreenText");

              menu.add(groupId,8,6,"Bluetext");

       }

      

       private void populateMySecondMenu (Menu menu) {

              int groupId = 0;

              //arguments:groupId,optionId,order,title

              menu.add(groupId, 9,1,"Bold");

              menu.add(groupId,10,2,"Italic");

              menu.add(groupId,11,3,"Normal");

       }

      

       @Override

       public boolean onContextItemSelected (MenuItem item){

       return applyMenuOption(item);

       }

      

       @Override

       public boolean onOptionsItemSelected(MenuItem item) {

              // Handle action bar item clicks here. The action bar will

              // automatically handle clicks on the Home/Up button, so long

              // as you specify a parent activity in AndroidManifest.xml.

              int id = item.getItemId();

              if (id == R.id.action_settings) {

                     return true;

              }

              //return super.onOptionsItemSelected(item);

              return applyMenuOption(item);

       }

       /**

        * A placeholder fragment containing a simple view.

        */

       public static class PlaceholderFragment extends Fragment {

              public PlaceholderFragment() {

              }

              @Override

              public View onCreateView(LayoutInflater inflater, ViewGroup container,

                           Bundle savedInstanceState) {

                     View rootView = inflater.inflate(R.layout.fragment_main, container,

                                  false);

                     return rootView;

              }

       }

       private boolean applyMenuOption(MenuItem item){

              int menuItemId=item.getItemId();//1,2,3,...11

              String strMsg2=txtBox2.getText().toString();

              if(menuItemId<=5){

              //firstfiveoptionareforsettingtextsize(10pt,20pt,...)

                     int newPointSize = arrayPointSize[menuItemId-1];

                     txtBox1.setTextSize(newPointSize);

                     txtBox2.setTextSize(newPointSize);

              }

              else {

              //eitherchangecolorontxtBox1orstyleontxtBox2

              if (menuItemId==6) txtBox1.setTextColor(color.background_dark|Color.RED);//red

              else if (menuItemId == 7) txtBox1.setTextColor(0xff00ff00);//green

              else if(menuItemId==8) txtBox1.setTextColor(0xff0000ff);//blue

              else if(menuItemId==9) txtBox2.setText(beautify(strMsg2,"BOLD"));//bold

              else if(menuItemId==10) txtBox2.setText(beautify(strMsg2,"ITALIC"));//italic

              else if(menuItemId==11) txtBox2.setText(beautify(strMsg2,"NORMAL"));//normal

              }

              return false;

              }

      

       private Spanned beautify(String originalText,String selectedStyle){

              Spanned answer=null;

              if(selectedStyle.equals("BOLD"))

              answer=Html.fromHtml("<b>"+originalText+"</b>");

              else if(selectedStyle.equals("ITALIC"))

              answer=Html.fromHtml("<i>"+originalText+"</i>");

              else if(selectedStyle.equals("NORMAL"))

              answer=Html.fromHtml("<normal>"+originalText+"</normal");

              return answer;

              }//beautify

             

}