/*
* Copyright 2013 Chris Banes
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.roboo.like.google.abs.ptr;
import android.content.Context;
import android.content.res.Configuration;
import android.util.AttributeSet;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.widget.FrameLayout;
import com.roboo.like.google.views.helper.PullToRefreshHelper;
/**
* FIXME
*/
public class PullToRefreshLayout extends FrameLayout
{
private PullToRefreshHelper mPullToRefreshAttacher;
private View mRefreshableView;
public PullToRefreshLayout(Context context)
{
this(context, null);
}
public PullToRefreshLayout(Context context, AttributeSet attrs)
{
this(context, attrs, 0);
}
public PullToRefreshLayout(Context context, AttributeSet attrs, int defStyle)
{
super(context, attrs, defStyle);
}
@Override
public void addView(View child, int index, ViewGroup.LayoutParams params)
{
if (getChildCount() == 0)
{
super.addView(child, index, params);
mRefreshableView = child;
}
else
{
throw new IllegalArgumentException("PullToRefreshLayout can only have one child.");
}
}
/**
* Set the {@link PullToRefreshHelper} to be used with this layout. The view
* which is added to this layout will automatically be added as a
* refreshable-view in the attacher.
*/
public void setPullToRefreshAttacher(PullToRefreshHelper attacher, PullToRefreshHelper.OnRefreshListener refreshListener)
{
if (mPullToRefreshAttacher != null && mRefreshableView != null)
{
mPullToRefreshAttacher.removeRefreshableView(mRefreshableView);
}
mPullToRefreshAttacher = attacher;
if (attacher != null && mRefreshableView != null)
{
attacher.addRefreshableView(mRefreshableView, null, refreshListener, false);
}
}
@Override
public boolean onInterceptTouchEvent(MotionEvent event)
{
if (mPullToRefreshAttacher != null && mRefreshableView != null)
{
return mPullToRefreshAttacher.onInterceptTouchEvent(mRefreshableView, event);
}
return super.onInterceptTouchEvent(event);
}
@Override
public boolean onTouchEvent(MotionEvent event)
{
if (mPullToRefreshAttacher != null && mRefreshableView != null)
{
return mPullToRefreshAttacher.onTouchEvent(mRefreshableView, event);
}
return super.onTouchEvent(event);
}
@Override
protected void onConfigurationChanged(Configuration newConfig)
{
super.onConfigurationChanged(newConfig);
if (mPullToRefreshAttacher != null && mRefreshableView != null)
{
mPullToRefreshAttacher.onConfigurationChanged(newConfig);
}
}
}