Added tich delegation to the map button, to make them easier to click

Change-Id: Ia43fa2a13af68c5e81f6023a8948d4d851479f21
Signed-off-by: Ricky Barrette <rickbarrette@gmail.com>

FindMyCarLib/src/com/TwentyCodes/android/FindMyCarLib/UI/DelegatedImageButton.java

@@ -0,0 +1,82 @@
+/**
+ * DelegatedImageButton.java
+ * @date Mar 9, 2012
+ * @author ricky barrette
+ * @author Twenty Codes, LLC
+ */
+package com.TwentyCodes.android.FindMyCarLib.UI;
+
+import android.content.Context;
+import android.graphics.Rect;
+import android.util.AttributeSet;
+import android.view.TouchDelegate;
+import android.view.View;
+import android.view.View.OnAttachStateChangeListener;
+import android.widget.LinearLayout;
+
+/**
+ * This button is a simple image button that extends it's touch hit rect
+ * @author ricky barrette
+ */
+public class DelegatedImageButton extends LinearLayout implements OnAttachStateChangeListener {
+
+	/**
+	 * @param context
+	 * @author ricky barrette
+	 */
+	public DelegatedImageButton(Context context) {
+		super(context);
+		this.addOnAttachStateChangeListener(this);
+	}
+
+	/**
+	 * @param context
+	 * @param attrs
+	 * @author ricky barrette
+	 */
+	public DelegatedImageButton(Context context, AttributeSet attrs) {
+		super(context, attrs);
+		this.addOnAttachStateChangeListener(this);
+	}
+
+	/**
+	 * @param context
+	 * @param attrs
+	 * @param defStyle
+	 * @author ricky barrette
+	 */
+	public DelegatedImageButton(Context context, AttributeSet attrs, int defStyle) {
+		super(context, attrs, defStyle);
+		this.addOnAttachStateChangeListener(this);
+	}
+	
+	public void initDelegate(){
+		final View parent = (View) this.getParent();
+		parent.post(new Runnable() {
+		    @Override
+		    public void run() {
+		        Rect bounds = new Rect();
+		        DelegatedImageButton.this.getHitRect(bounds);
+		        bounds.top -= 40;
+		        bounds.left -= 40;
+		        bounds.bottom += 40;
+		        bounds.right += 40;
+		        TouchDelegate touchDelegate = new TouchDelegate(bounds, DelegatedImageButton.this);
+		 
+		        if (View.class.isInstance(DelegatedImageButton.this.getParent())) {
+		            ((View) DelegatedImageButton.this.getParent()).setTouchDelegate(touchDelegate);
+		        }
+		    }
+		});
+	}
+
+	@Override
+	public void onViewAttachedToWindow(View v) {
+		initDelegate();
+	}
+
+	@Override
+	public void onViewDetachedFromWindow(View v) {
+		// UNUSED
+	}
+}