/***  功能描述：标题按钮上的弹窗（继承自PopupWindow）*/
public class TitlePopup extends PopupWindow {private TextView priase;private TextView comment;private TextView cancel;private Context mContext;// 列表弹窗的间隔protected final int LIST_PADDING = 10;// 实例化一个矩形private Rect mRect = new Rect();// 坐标的位置（x、y）private final int[] mLocation = new int[2];// 屏幕的宽度和高度private int mScreenWidth, mScreenHeight;// 判断是否需要添加或更新列表子类项private boolean mIsDirty;// 位置不在中心private int popupGravity = Gravity.NO_GRAVITY;// 弹窗子类项选中时的监听private OnItemOnClickListener mItemOnClickListener;// 定义弹窗子类项列表private ArrayList<ActionItem> mActionItems = new ArrayList<ActionItem>();public TitlePopup(Context context) {// 设置布局的参数this(context, LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);}public TitlePopup(Context context, int width, int height) {this.mContext = context;// 设置可以获得焦点setFocusable(true);// 设置弹窗内可点击setTouchable(true);// 设置弹窗外可点击setOutsideTouchable(true);// 获得屏幕的宽度和高度
//      mScreenWidth = Util.getScreenWidth(mContext);
//      mScreenHeight = Util.getScreenHeight(mContext);// 设置弹窗的宽度和高度setWidth(width);setHeight(height);setBackgroundDrawable(new BitmapDrawable());// 设置弹窗的布局界面View view = LayoutInflater.from(mContext).inflate(R.layout.comment_popu, null);setContentView(view);Log.e("","3333==========" + view.getHeight() + "    " + view.getWidth());priase = (TextView) view.findViewById(R.id.popu_praise);comment = (TextView) view.findViewById(R.id.popu_comment);cancel = (TextView) view.findViewById(R.id.popu_cancel);priase.setOnClickListener(onclick);comment.setOnClickListener(onclick);}/*** 显示弹窗列表界面*/public void show(final View c) {// 获得点击屏幕的位置坐标c.getLocationOnScreen(mLocation);// 设置矩形的大小mRect.set(mLocation[0], mLocation[1], mLocation[0] + c.getWidth(),mLocation[1] + c.getHeight());priase.setText(mActionItems.get(0).mTitle);// 判断是否需要添加或更新列表子类项if (mIsDirty) {// populateActions();}Log.e("", "333  " + this.getHeight());// 50Log.e("", "333  " + c.getHeight());// 96Log.e("", "333  " + this.getWidth());Log.e("", "333  " + (mLocation[1]));// 显示弹窗的位置// showAtLocation(view, popupGravity, mScreenWidth - LIST_PADDING// - (getWidth() / 2), mRect.bottom);showAtLocation(c, Gravity.NO_GRAVITY, mLocation[0] - this.getWidth()- 10, mLocation[1] - ((this.getHeight() - c.getHeight()) / 2));}OnClickListener onclick = new OnClickListener() {@Overridepublic void onClick(View v) {switch (v.getId()) {case R.id.popu_comment:mItemOnClickListener.onItemClick(mActionItems.get(1), 1);dismiss();break;case R.id.popu_praise:mItemOnClickListener.onItemClick(mActionItems.get(0), 0);dismiss();break;}}};/*** 添加子类项*/public void addAction(ActionItem action) {if (action != null) {mActionItems.add(action);mIsDirty = true;}}/*** 清除子类项*/public void cleanAction() {if (mActionItems.isEmpty()) {mActionItems.clear();mIsDirty = true;}}/*** 根据位置得到子类项*/public ActionItem getAction(int position) {if (position < 0 || position > mActionItems.size())return null;return mActionItems.get(position);}/*** 移除指定位置Item* @param position*/public void removeActionItem(int position){if (position < 0 || position > mActionItems.size()&&mActionItems!=null){return ;}else{mActionItems.remove(position);}}/*** 移除指定位置Item* @param position*/public void addPositionActionItem(int position,ActionItem item){if (position < 0 || position > mActionItems.size()&&mActionItems!=null){return ;}else{mActionItems.add(position,item);}}/*** 设置监听事件*/public void setItemOnClickListener(OnItemOnClickListener onItemOnClickListener) {this.mItemOnClickListener = onItemOnClickListener;}/*** @author yangyu 功能描述：弹窗子类项按钮监听事件*/public static interface OnItemOnClickListener {public void onItemClick(ActionItem item, int position);}
}