textview-mask

BlankFragment.java

package com.luizgadao.navigationdrawer;


import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentTransaction;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.LinearLayout;


/**
 * A simple {@link Fragment} subclass.
 */
public class BlankFragment extends Fragment {


    public BlankFragment() {
        // Required empty public constructor
    }


    @Override
    public View onCreateView( LayoutInflater inflater, ViewGroup container,
                              Bundle savedInstanceState ) {
        // Inflate the layout for this fragment
        return inflater.inflate( R.layout.fragment_blank, container, false );
    }

    @Override
    public void onViewCreated( View view, Bundle savedInstanceState ) {
        super.onViewCreated( view, savedInstanceState );

        Button bt = ( Button ) view.findViewById( R.id.bt );
        bt.setOnClickListener( new View.OnClickListener() {
            @Override
            public void onClick( View view ) {
                getFragmentManager()
                        .beginTransaction()
                        .add( R.id.content_fragment, new BlankFragment() )
                        .addToBackStack( null )
                        .setTransition( FragmentTransaction.TRANSIT_FRAGMENT_OPEN )
                        .commit();
            }
        } );

        View content1 = view.findViewById( R.id.content1 );
        final int width = content1.getLayoutParams().width;
        final LinearLayout content2 = ( LinearLayout ) view.findViewById( R.id.content2 );

        Thread thread = new Thread( new Runnable() {
            @Override
            public void run() {
                try {

                    int i = 0;
                    int step = 20;
                    int w = 0;
                    while ( w < width ) {
                        Thread.sleep( 400 );

                        final ViewGroup.LayoutParams layoutParams = content2.getLayoutParams();
                        w = i * step;
                        layoutParams.width = w;
                        Log.i( "Thread", "teste: " + w );
                        content2.post( new Runnable() {
                            @Override
                            public void run() {
                                content2.setLayoutParams( layoutParams );
                            }
                        } );
                        i++;
                    }
                }
                catch ( Exception e ) {
                    e.printStackTrace();
                }
            }

        } );
        thread.start();

    }
}