WaitPageWebView.java

package com.jiuqi.njt.widget;

import android.content.Context;
import android.util.AttributeSet;
import android.view.LayoutInflater;
import android.view.View;
import android.webkit.WebView;
import android.widget.LinearLayout;
import android.widget.ProgressBar;
import android.widget.RelativeLayout;
import android.widget.ViewFlipper;

import com.jiuqi.njt.R;

/**
 * 等待界面的WebView
 * 
 * @author malingya
 * 
 */
public class WaitPageWebView extends WebView {

	private RelativeLayout waitlayout;
	float downXValue;
	long downTime;
	private ViewFlipper flipper;
	private float lastTouchX, lastTouchY;
	private boolean hasMoved = false;
	
	public WaitPageWebView(Context context) {
		super(context);
	}

//	public WaitPageWebView(Context context, ViewFlipper flipper) {
//		super(context);
//		LayoutInflater layoutInflater = (LayoutInflater) context
//				.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
//		View layout = layoutInflater.inflate(R.layout.waitpage, null);
//		waitlayout = (LinearLayout) layout.findViewById(R.id.waitlayout);
//		ProgressBar pBar = (ProgressBar) layout.findViewById(R.id.progressBar);
//		LayoutParams layoutParams = new LayoutParams(LayoutParams.FILL_PARENT,
//				LayoutParams.FILL_PARENT, 0, 0);
//		addView(layout, layoutParams);
//		setWebChromeClient(new WebChromeClient());
//		this.flipper = flipper;
//	}
	
	
	public WaitPageWebView(Context context, AttributeSet attrs) {
		super(context, attrs);
		LayoutInflater layoutInflater = (LayoutInflater) context
				.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
		View layout = layoutInflater.inflate(R.layout.waitpage, null);
		waitlayout = (RelativeLayout) layout.findViewById(R.id.waitlayout);
		ProgressBar pBar = (ProgressBar) layout.findViewById(R.id.progressBar);
		LayoutParams layoutParams = new LayoutParams(LayoutParams.FILL_PARENT,
				LayoutParams.FILL_PARENT, 0, 0);
		addView(layout, layoutParams);
		setWebChromeClient(new WebChromeClient());
		// gd = new GestureDetector(context, sogl);
	}

	public class WebChromeClient extends android.webkit.WebChromeClient {
		@Override
		public void onProgressChanged(WebView view, int newProgress) {
			if (newProgress == 100) {
				waitlayout.setVisibility(GONE);
			} else {
				if (waitlayout.getVisibility() == GONE)
					waitlayout.setVisibility(VISIBLE);
			}
			super.onProgressChanged(view, newProgress);
		}

	}

	@Override
	protected void onScrollChanged(int l, int t, int oldl, int oldt) {
		LayoutParams lp = (LayoutParams) waitlayout.getLayoutParams();
		lp.x = l;
		lp.y = t;
		waitlayout.setLayoutParams(lp);
		super.onScrollChanged(l, t, oldl, oldt);
	}
	
	
//	@Override
//	public boolean onTouchEvent(MotionEvent evt) {
//		boolean consumed = super.onTouchEvent(evt);
//		if (isClickable()) {
//			switch (evt.getAction()) {
//
//			case MotionEvent.ACTION_DOWN:
//				lastTouchX = evt.getX();
//				lastTouchY = evt.getY();
//				downXValue = evt.getX();
//				downTime = evt.getEventTime();
//				hasMoved = false;
//				break;
//
//			case MotionEvent.ACTION_MOVE:
//				hasMoved = moved(evt);
//				break;
//
//			case MotionEvent.ACTION_UP:
//				float currentX = evt.getX();
//				long currentTime = evt.getEventTime();
//				float difference = Math.abs(downXValue - currentX);
//				long time = currentTime - downTime;
//				Log.i("Touch Event========", "Distance: " + difference
//						+ "px Time: " + time + "ms");
//
//				if ((downXValue < currentX)
//						&& (difference > 100 && (time < 220))) {
//					/** 跳到上一页 */
//					this.flipper.setInAnimation(AnimationUtils.loadAnimation(
//							this.getContext(), R.anim.right_in));
//					this.flipper.setOutAnimation(AnimationUtils.loadAnimation(
//							this.getContext(), R.anim.right_out));
////					this.loadUrl("http://www.douban.com");
//					flipper.showPrevious();
//				}
//
//				/** X轴滑动间隔大于100，并且时候小于220ms，并且向X轴左标的目标滑动 */
//				if ((downXValue > currentX) && (difference > 100)
//						&& (time < 220)) {
//					/** 跳到下一页 */
//					this.flipper.setInAnimation(AnimationUtils.loadAnimation(
//							this.getContext(), R.anim.left_in));
//					this.flipper.setOutAnimation(AnimationUtils.loadAnimation(
//							this.getContext(), R.anim.left_out));
////					this.loadUrl("http://www.zhihu.com");
//					flipper.showNext();
//				}
//				break;
//			}
//
//		}
//
//		return consumed || isClickable();
//	}
//
//	private boolean moved(MotionEvent evt) {
//
//		return hasMoved || Math.abs(evt.getX() - lastTouchX) > 10.0
//				|| Math.abs(evt.getY() - lastTouchY) > 10.0;
//	}

}