MessagePop.java

package com.partynetwork.iparty.app.widget;

import android.content.Context;
import android.graphics.drawable.ColorDrawable;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup.LayoutParams;
import android.widget.Button;
import android.widget.EditText;
import android.widget.PopupWindow;
import android.widget.TextView;

import com.partynetwork.iparty.R;
import com.partynetwork.iparty.app.util.StringUtils;

public class MessagePop extends PopupWindow implements
		android.view.View.OnClickListener {

	private Button backBtn, sendBtn;
	private TextView title;
	private EditText edit;
	private sendMessageListener listener;

	private View view;

	public MessagePop(Context context) {
		super(context);
		view = LayoutInflater.from(context).inflate(R.layout.message_dialog,
				null);
		initView();
		// 设置SelectPicPopupWindow的View
		setContentView(view);
		// 设置SelectPicPopupWindow弹出窗体的宽
		this.setWidth(LayoutParams.WRAP_CONTENT);
		// 设置SelectPicPopupWindow弹出窗体的高
		this.setHeight(LayoutParams.WRAP_CONTENT);
		// 设置SelectPicPopupWindow弹出窗体可点击
		this.setFocusable(true);
		// 设置SelectPicPopupWindow弹出窗体动画效果
		this.setAnimationStyle(R.style.AnimBottom);
		// 实例化一个ColorDrawable颜色为半透明
		ColorDrawable dw = new ColorDrawable(0x00000000);
		// 设置SelectPicPopupWindow弹出窗体的背景
		this.setBackgroundDrawable(dw);

	}

	private void initView() {
		backBtn = (Button) view.findViewById(R.id.back_btn);
		backBtn.setOnClickListener(this);
		sendBtn = (Button) view.findViewById(R.id.send_btn);
		sendBtn.setOnClickListener(this);
		title = (TextView) view.findViewById(R.id.title_tv);
		edit = (EditText) view.findViewById(R.id.content_et);
		edit.setHint("嗨！我给你打了个招呼……");
	}

	@Override
	public void onClick(View v) {
		switch (v.getId()) {
		case R.id.back_btn:
			dismiss();
			break;
		case R.id.send_btn:
			String message = "";
			if (StringUtils.isEmpty(edit.getText().toString())) {
				message = "嗨！我给你打了个招呼……";
			} else {
				message = edit.getText().toString();
			}
			if (listener != null) {
				listener.sendMessage(message);
			}
			dismiss();
			break;
		default:
			break;
		}
	}

	public void setMessageListener(sendMessageListener listener) {
		this.listener = listener;
	}

	public void setTitle(String tit) {
		if (StringUtils.isEmpty(tit)) {

		} else {
			title.setText(tit);
		}
	}

	public interface sendMessageListener {
		public abstract void sendMessage(String message);
	}

}