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app/src/main/java/com/gc/materialdesign/views/CustomView.java

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+package com.gc.materialdesign.views;
+
+import android.content.Context;
+import android.graphics.Canvas;
+import android.graphics.Color;
+import android.util.AttributeSet;
+import android.widget.RelativeLayout;
+
+public class CustomView extends RelativeLayout{
+	
+	
+	final static String MATERIALDESIGNXML = "http://schemas.android.com/apk/res-auto";
+	final static String ANDROIDXML = "http://schemas.android.com/apk/res/android";
+	
+	final int disabledBackgroundColor = Color.parseColor("#E2E2E2");
+	int beforeBackground;
+	
+	// Indicate if user touched this view the last time
+	public boolean isLastTouch = false;
+
+	public CustomView(Context context, AttributeSet attrs) {
+		super(context, attrs);
+	}
+	
+	@Override
+	public void setEnabled(boolean enabled) {
+		super.setEnabled(enabled);
+		if(enabled)
+			setBackgroundColor(beforeBackground);
+		else
+			setBackgroundColor(disabledBackgroundColor);
+		invalidate();
+	}
+	
+	boolean animation = false;
+	
+	@Override
+	protected void onAnimationStart() {
+		super.onAnimationStart();
+		animation = true;
+	}
+	
+	@Override
+	protected void onAnimationEnd() {
+		super.onAnimationEnd();
+		animation = false;
+	}
+	
+	@Override
+	protected void onDraw(Canvas canvas) {
+		super.onDraw(canvas);
+		if(animation)
+			invalidate();
+	}
+}