Android 封装实现各种样式对话框

先上图 

实现代码

package com.jock.alertdialog;

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;

/**
* 精仿iOSAlertViewController控件Demo
*/
public class MainActivity extends Activity implements OnItemClickListener, OnDismissListener {

private AlertView mAlertView;//避免创建反复View，先创建View。然后须要的时候show出来，推荐这个做法
private AlertView mAlertViewExt;//窗体拓展样例
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);
//拓展窗体
mAlertViewExt = new AlertView("提示", "请完好你的个人资料！", "取消", null, new String[]{"完毕"}, 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button1", "高亮button2", "高亮button3"},
new String[]{"其它button1", "其它button2", "其它button3", "其它button4", "其它button5", "其它button6",
"其它button7", "其它button8", "其它button9", "其它button10", "其它button11", "其它button12"},
this, AlertView.Style.Alert, this).show();
}

public void alertShow4(View view) {
new AlertView("标题", null, "取消", new String[]{"高亮button1"}, new String[]{"其它button1", "其它button2", "其它button3"}, 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", "从相冊中选择"},
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();
//推断是否是拓展窗体View，并且点击的是非取消button
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);

}
}