Click here to Skip to main content
15,892,674 members
Articles / Mobile Apps / Android

A Domain Specific Language for Android touch events: Part 1: Description and usage of the DSL

Rate me:
Please Sign up or sign in to vote.
4.98/5 (14 votes)
6 Dec 2013CPOL9 min read 46.8K   467   31  
A DSL for creating touch gestures in Android.
package com.hfk.android.gestures.dsl;

import com.hfk.android.gestures.CheckNot;
import com.hfk.android.gestures.DoInvalidateGestureGestureAction;
import com.hfk.android.gestures.DoInvalidateRunningTimerAction;
import com.hfk.android.gestures.DoSignalGestureCompleted;
import com.hfk.android.gestures.IGestureAction;
import com.hfk.android.gestures.IGestureCondition;
import com.hfk.android.gestures.RelationType;
import com.hfk.android.gestures.TouchGesture;
import android.view.View;

public class GestureBuilder<V> {
	
	public GestureBuilder(V base)
	{
		this.base = base;
	}
	
	public NextGestureAfterCreate Create(TouchGesture gesture)
	{
		return new NextGestureAfterCreate(gesture);
	}
	
	public RangeTypeSelector within()
	{
		RangeTypeSelector result = new RangeTypeSelector(RelationType.Within /*(View)getBase()*/);
		return result;
	}
	
	public RangeTypeSelector exceed()
	{
		RangeTypeSelector result = new RangeTypeSelector(RelationType.Exceed /*(View)getBase()*/);
		return result;
	}
	
	public IGestureCondition not(IGestureCondition gestureCondition)
	{
		return new CheckNot(gestureCondition);
	}
	
	public IGestureAction nothing()
	{
		return null;
	}
	
	public TimerTimeConfiguration after()
	{
		return new TimerTimeConfiguration();
	}
	
	public DoInvalidateRunningTimerAction endCurrentTimer()
	{
		return new DoInvalidateRunningTimerAction();
	}
	
	public DoInvalidateGestureGestureAction invalidateGesture()
	{
		return new DoInvalidateGestureGestureAction();
	}
	
	public DoSignalGestureCompleted gestureIsCompleted()
	{
		return new DoSignalGestureCompleted();
	}
	
	public V getBase()
	{
		return base;
	}
	
	V base;
}

By viewing downloads associated with this article you agree to the Terms of Service and the article's licence.

If a file you wish to view isn't highlighted, and is a text file (not binary), please let us know and we'll add colourisation support for it.

License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)


Written By
Software Developer (Senior)
Belgium Belgium
This member has not yet provided a Biography. Assume it's interesting and varied, and probably something to do with programming.

Comments and Discussions