[转载]高仿IOS的Android弹出框

示例：

  package com.example.my.androidalertview;
  import android.app.Activity;
  import android.content.Context;
  import android.os.Bundle;
  import android.view.KeyEvent;
  import android.view.LayoutInflater;
  import android.view.View;
  import android.view.ViewGroup;
  import android.view.inputmethod.InputMethodManager;
  import android.widget.EditText;
  import android.widget.Toast;
  import com.bigkoo.alertview.AlertView;
  import com.bigkoo.alertview.OnDismissListener;
  import com.bigkoo.alertview.OnItemClickListener;

  /**
   * 精仿iOSAlertViewController控件Demo
   */
  public class MainActivity extends Activity implements OnItemClickListener, OnDismissListener {
    //避免创建重复View，先创建View，然后需要的时候show出来，推荐这个做法
    private AlertView mAlertView;
    private AlertView mAlertViewExt;//窗口拓展例子
    private EditText etName;//拓展View内容
    private InputMethodManager imm;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
        mAlertView = new AlertView("标题", "内容", "取消", new String[]{"确定"}, null, this,AlertView.Style.Alert, this).setCancelable(true).setOnDismissListener(this);
        //拓展窗口
        mAlertViewExt = new AlertView("提示", "请完善你的个人资料！", "取消", null, new String[]{"完成"},this, AlertView.Style.Alert, this);
        ViewGroup extView = (ViewGroup) LayoutInflater.from(this).inflate(R.layout.alertext_form, null);
        etName = (EditText) extView.findViewById(R.id.etName);
        etName.setOnFocusChangeListener(new View.OnFocusChangeListener() {
              @Override
              public void onFocusChange(View view, boolean focus) {
              //输入框出来则往上移动
                    boolean isOpen = imm.isActive();
                    mAlertViewExt.setMarginBottom(isOpen && focus ? 120 : 0);
                    System.out.println(isOpen);
              }
        });
        mAlertViewExt.addExtView(extView);
  }

  public void alertShow1(View view) {
        mAlertView.show();
  }

  public void alertShow2(View view) {
        new AlertView("标题", "内容", null, new String[]{"确定"}, null, this, AlertView.Style.Alert, this).show();
  }

  public void alertShow3(View view) {
        new AlertView(null, null, null, new String[]{"高亮按钮1", "高亮按钮2", "高亮按钮3"},
        new String[]{"其他按钮1", "其他按钮2", "其他按钮3", "其他按钮4", "其他按钮5", "其他按钮6","其他按钮7", "其他按钮8", "其他按钮9", "其他按钮10", "其他按钮11", "其他按钮12"},
        this, AlertView.Style.Alert, this).show();
  }

  public void alertShow4(View view) {
        new AlertView("标题", null, "取消", new String[]{"高亮按钮1"}, new String[]{"其他按钮1", "其他按钮2","其他按钮3"}, this, AlertView.Style.ActionSheet, this).show();
  }

  public void alertShow5(View view) {
        new AlertView("标题", "内容", "取消", null, null, this,AlertView.Style.ActionSheet,this).setCancelable(true).show();
  }

  public void alertShow6(View view) {
        new AlertView("上传头像", null, "取消", null,new String[]{"拍照", "从相册中选择"},this, AlertView.Style.ActionSheet, this).show();
  }

  public void alertShowExt(View view) {
        mAlertViewExt.show();
  }

  private void closeKeyboard() {
        //关闭软键盘
        imm.hideSoftInputFromWindow(etName.getWindowToken(), 0);
        //恢复位置
        mAlertViewExt.setMarginBottom(0);
  }

  @Override
  public void onItemClick(Object o, int position) {
        closeKeyboard();
        //判断是否是拓展窗口View，而且点击的是非取消按钮
        if (o == mAlertViewExt && position != AlertView.CANCELPOSITION) {
              String name = etName.getText().toString();
              if (name.isEmpty()) {
                    Toast.makeText(this, "啥都没填呢", Toast.LENGTH_SHORT).show();
              } else {
                    Toast.makeText(this, "hello," + name, Toast.LENGTH_SHORT).show();
              }
              return;
        }
        Toast.makeText(this, "点击了第" + position + "个", Toast.LENGTH_SHORT).show();
  }

  @Override
  public void onDismiss(Object o) {
        closeKeyboard();
        Toast.makeText(this, "消失了", Toast.LENGTH_SHORT).show();
  }

  @Override
  public boolean onKeyDown(int keyCode, KeyEvent event) {
        if (keyCode == KeyEvent.KEYCODE_BACK && event.getRepeatCount() == 0) {
              if (mAlertView != null && mAlertView.isShowing()) {
                    mAlertView.dismiss();
                    return false;
              }
        }
        return super.onKeyDown(keyCode, event);
  }
  }