AlertDialog对话框

swich (v.getId()) {

// 普通对话框
case R.id.btn_dialog_one:
	alert = null;
	builder = new AlertDialog.Builder(mContext);
	alert = builder.setIcon(R.mipmap.ic_icon_fish)
		.setTitle("系统提示:")
		.setMessage("这是一条普通的AlertDialog")
		.setNegativeButton("取消", new DialogInterfach.OnClickListener() {
					@Override
					public void onClick(DialogInterface dialog, int which) {
							Toask.makeText(mContext, "你点击了取消按钮", Toast.LENGTH_SHORT).show();
						}
			})
		 .setPositiveButton("确定", new DIalogInterface.OnClickListener() {
					    @Override
						public void onClick(DialogInterface dialog, int which) {
							 Toask.makeText(mContext, "你点击了确定按钮",Toast.LENGTH_SHORT).show();
							}
				}).create();
alert.show();
break;

// 普通列表对话框
case R.id.btn_dialog_two:
	final Strng[] lesson = new String[] {"语文", "数学", "英语", "化学"}；
	alert = null;
	builder = new AlertDIalog.Builder(mContext);
	alert = builder.setIcon(R.mipmap.ic_icon_fish)
		.setTitle("选择课程")
		.setItems(lesson, new DialogInterface.OnClickListener() {
			@Override
			public void onClick(DialogInterface dialog, int which) {
				Toast.makeText(getApplicationContext(), "你选择了" + lesson[which], Toast.LENGTH_SHORT).show();
			}
		}).create();
alert.show();
break;

// 单选列表对话框
case R.id.bn_dialog_three:
	final String[] fruits = new String[] {"苹果", "雪梨", "香蕉"};
	alert = null;
	builder = new AlertDialog.Builder(mContext);
	alert = builder.setIcon(R.mipmap.ic_icon_fish)
		.setTitle("选择你喜欢得水果")
		.setSingleChoiceItems(fruits, 0, new DIalogInterface.OnClickListener() {
			@Override
			public void onClick(DialogInterface dialog, int which) {
				Toast.makeText(getApplicationContext(), "你选择了" + fruits[which], Toast.LENGTH_SHORT).show();
			}
		}).create();
alert.show();
breal;

// 多选列表对话框
case R.id.btn_dialog_four:
	final String[] menu = new String[] {"豆腐", "牛腩", "白切鸡"};
	// 定义一个用来记录整个列表状态的 boolean 数组
	checkItems = new boolean[] {false, false, false};
	alert = null;
	builder = new AlertDialog.Builder(mContext);
	alert = builder.setIcon(R.mipmap.ic_icon_fish)
		.setMultiChoiceItems(menu, checkItems, new DialogInterface.OnMultiChoiceClickListener() {
			@Overrird
			public void onClick(DialogInterface dialog, int which, boolean isChecked) {
				checkItem[which] = isChecked;
			}
		})
		.setPositiveButton("确定", new DIalogInterface.OnClickListener() {
					    @Override
						public void onClick(DialogInterface dialog, int which) {
							 String result = "";
							 for (int i = 0; i < checkItems.length; I++) {
							 	if(checkItems[i]) {
									result += menu[i] + "";
								}
							 }
							 Toask.makeText(getApplicationContext(), "你点击了" + result,Toast.LENGTH_SHORT).show();
							}
				})
				.setCancelable(false)
				.create();
alert.show();
break;

}

本文地址：https://blog.csdn.net/weixin_41631413/article/details/108849088