Android Open Source - bad View Decorator

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License

The source code is released under:

Copyright (C) 2013 Madis Pink Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Softwa...

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Java Source Code

package com.madisp.bad.decor;
/*from  w w  w  .ja  v a 2  s  .  c o m*/
import android.util.TypedValue;
import android.view.View;
import com.madisp.bad.eval.BadConverter;
import com.madisp.bad.eval.Scope;
import com.madisp.bad.eval.Watcher;
import com.madisp.bad.expr.Expression;
import com.madisp.bad.expr.ExpressionFactory;
import com.madisp.bad.lib.R;

/**
 * Created with IntelliJ IDEA.
 * User: madis
 * Date: 5/9/13
 * Time: 2:03 PM
 */
public class ViewDecorator extends BaseDecorator<View> {

  public ViewDecorator(ExpressionFactory expressionFactory) {
    super(expressionFactory);
  }

  @Override
  public int[] attrs() {
    return new int[] { R.attr.enabled, R.attr.click, R.attr.visibility, R.attr.show };
  }

  @Override
  public void decorate(final Scope scope, final int attr, final TypedValue tv, final View view) {
    final Expression expr = buildExpr(tv);
    if (attr == R.attr.click) {
      view.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
          expr.value(scope);
        }
      });
    } else if (attr == R.attr.enabled) {
      expr.addWatcher(scope, new Watcher() {
        @Override
        public void fire(Scope scope) {
          view.setEnabled(BadConverter.bool(expr.value(scope)));
        }
      });
      view.setEnabled(BadConverter.bool(expr.value(scope)));
    } else if (attr == R.attr.show) {
      expr.addWatcher(scope, new Watcher() {
        @Override
        public void fire(Scope scope) {
          view.setVisibility(BadConverter.bool(expr.value(scope)) ? View.VISIBLE : View.GONE);
        }
      });
      view.setVisibility(BadConverter.bool(expr.value(scope)) ? View.VISIBLE : View.GONE);
    } else if (attr == R.attr.visibility) {
      expr.addWatcher(scope, new Watcher() {
        @Override
        public void fire(Scope scope) {
          view.setVisibility(BadConverter.integer(expr.value(scope)));
        }
      });
      view.setVisibility(BadConverter.integer(expr.value(scope)));
    }
  }

  @Override
  public Class<View> clazz() {
    return View.class;
  }
}

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