Example usage for android.widget TextView setAlpha

Introduction

In this page you can find the example usage for android.widget TextView setAlpha.

Prototype

public void setAlpha(@FloatRange(from = 0.0, to = 1.0) float alpha) 

Source Link

Document

Sets the opacity of the view to a value from 0 to 1, where 0 means the view is completely transparent and 1 means the view is completely opaque.

Usage

From source file:org.shaastra.helper.SuperAwesomeCardFragment.java

@TargetApi(Build.VERSION_CODES.HONEYCOMB)
@Override/*from   ww w. j  av a 2 s  .c  o m*/
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {

    LayoutParams params = new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT);

    FrameLayout fl = new FrameLayout(getActivity());
    fl.setLayoutParams(params);

    final int margin = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 8,
            getResources().getDisplayMetrics());

    TextView v = new TextView(getActivity());
    params.setMargins(margin, margin, margin, margin);
    v.setLayoutParams(params);
    v.setLayoutParams(params);
    v.setGravity(Gravity.CENTER);
    //v.setBackgroundResource(R.drawable.background_card);
    v.setText("CARD " + (position + 1));

    if (position == 0) {
        View v1 = inflater.inflate(R.layout.event_info, container, false);
        v1.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
        TextView t1 = (TextView) v1.findViewById(R.id.infotext);
        t1.setText(eintroduction);
        return v1;
    } else if (position == 1)

    {

        String Venue = new String();
        Venue = evenue;

        final String SAC = elatlong;
        //String start=String.valueOf(l.getLatitude())+String.valueOf(l.getLongitude());
        /*
        View v1=inflater.inflate(R.layout.map, container,false);
        v1.setLayoutParams(params);
        WebView wv=(WebView)v1.findViewById(R.id.wv1);
        wv.setWebChromeClient(new WebChromeClient());
        //wv.loadUrl("https://maps.google.com/maps?saddr=13,80&daddr=13,80.02");
        //wv.loadUrl("http://maps.googleapis.com/maps/api/directions/json?origin=Toronto&destination=Montreal&sensor=false");
        wv.loadUrl("http://maps.google.com/maps?f=d&daddr=51.448,-0.972");
        wv.getSettings().getBuiltInZoomControls();
        */
        View v1 = inflater.inflate(R.layout.map, container, false);
        v1.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
        TextView location = (TextView) v1.findViewById(R.id.locationText);
        Button mapButton = (Button) v1.findViewById(R.id.mapButton);
        if (evenue.equalsIgnoreCase("NONE")) {
            mapButton.setAlpha(0);
        } else {
            mapButton.setAlpha(1);
        }

        location.setText(Venue);
        mapButton.setOnTouchListener(new View.OnTouchListener() {

            @TargetApi(Build.VERSION_CODES.HONEYCOMB)
            @SuppressLint("NewApi")
            @Override
            public boolean onTouch(View v, MotionEvent event) {
                // TODO Auto-generated method stub
                if (event.getAction() == MotionEvent.ACTION_DOWN) {

                    v.setAlpha((float) 0.4);
                    v.animate().setInterpolator(new DecelerateInterpolator()).scaleX(0.9f).scaleY(0.9f);

                }
                if (event.getAction() == MotionEvent.ACTION_UP) {
                    v.setAlpha((float) 0.75);
                    v.animate().setInterpolator(new OvershootInterpolator()).scaleX(1f).scaleY(1f);

                    Intent intent = new Intent(Intent.ACTION_VIEW,
                            Uri.parse("http://maps.google.com/maps?f=d&daddr=" + SAC));
                    intent.setComponent(new ComponentName("com.google.android.apps.maps",
                            "com.google.android.maps.MapsActivity"));
                    startActivity(intent);
                }

                return false;
            }
        });

        return v1;
    } else if (position == 2) {
        View v1 = inflater.inflate(R.layout.event_info, container, false);
        v1.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
        TextView t1 = (TextView) v1.findViewById(R.id.infotext);
        t1.setText(eformat);
        return v1;

    } else if (position == 3) {
        View v1 = inflater.inflate(R.layout.prize, container, false);
        v1.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
        TextView t1 = (TextView) v1.findViewById(R.id.prizeText);
        t1.setText(eprize);
        return v1;

    } else if (position == 4) {
        v.setBackgroundColor(Color.GREEN);

    } else if (position == 5) {

        v.setBackgroundColor(Color.MAGENTA);

    } else if (position == 6) {
        v.setBackgroundColor(Color.MAGENTA);

    }
    fl.addView(v);
    return fl;

}

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From source file:com.android.soma.Launcher.java

private void setCustomContentHintVisibility(Cling cling, String ccHintStr, boolean visible, boolean animate) {
    final TextView ccHint = (TextView) cling.findViewById(R.id.custom_content_hint);
    if (ccHint != null) {
        if (visible && !ccHintStr.isEmpty()) {
            ccHint.setText(ccHintStr);//from   ww  w .j a va  2 s  .c  o m
            ccHint.setVisibility(View.VISIBLE);
            if (animate) {
                ccHint.setAlpha(0f);
                ccHint.animate().alpha(1f).setDuration(SHOW_CLING_DURATION).start();
            } else {
                ccHint.setAlpha(1f);
            }
        } else {
            if (animate) {
                ccHint.animate().alpha(0f).setDuration(SHOW_CLING_DURATION)
                        .setListener(new AnimatorListenerAdapter() {
                            @Override
                            public void onAnimationEnd(Animator animation) {
                                ccHint.setVisibility(View.GONE);
                            }
                        }).start();
            } else {
                ccHint.setAlpha(0f);
                ccHint.setVisibility(View.GONE);
            }
        }
    }
}

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