对话框
普通对话框
public void onclick(View view) {
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setIcon(R.drawable.ic_launcher_background);//设置图标
builder.setTitle("hello，body");//设置标题
builder.setMessage("我是小丸子");//设置内容
//设置确定按钮
builder.setPositiveButton("ok", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(MainActivity.this, "你点击了OK", Toast.LENGTH_SHORT).show();
}
});
//设置取消按钮
builder.setNegativeButton("取消", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(MainActivity.this, "你点击了取消按钮", Toast.LENGTH_SHORT).show();
}
});
AlertDialog alertDialog = builder.create();
alertDialog.show();
}
单选对话框
public void onclick2(View view) {
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setIcon(R.mipmap.ic_launcher);
builder.setTitle("我是标题");
builder.setPositiveButton("ok", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(Main2Activity.this, "你点击了ok", Toast.LENGTH_SHORT).show();
}
});
builder.setNegativeButton("取消", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(Main2Activity.this, "你点击了取消", Toast.LENGTH_SHORT).show();
}
});
final String[] items = {"男人","女人","小孩"};
//设置单选列表
//参数一 列表 参数二 默认选中的下标 参数三 事件监听
builder.setSingleChoiceItems(items, 2, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(Main2Activity.this, "**"+items[which], Toast.LENGTH_SHORT).show();
}
});
AlertDialog alertDialog = builder.create();
alertDialog.show();
}
多选对话框
public void onclick3(View view) {
String[] items = {"小花","小草","花花","草草"};
final boolean[] booleans = {true,true,true,true};
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setIcon(R.mipmap.ic_launcher);
builder.setTitle("我是标题");
builder.setPositiveButton("ok", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(Main3Activity.this, "点击ok", Toast.LENGTH_SHORT).show();
}
});
builder.setNegativeButton("cancle", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(Main3Activity.this, "点击cancle", Toast.LENGTH_SHORT).show();
}
});
builder.setMultiChoiceItems(items, booleans, new DialogInterface.OnMultiChoiceClickListener() {
@Override
public void onClick(DialogInterface dialog, int which, boolean isChecked) {
booleans[which] = isChecked;
}
});
AlertDialog alertDialog = builder.create();
alertDialog.show();
}
自定义对话框
1.自定义布局
2.Java代码
View view = LayoutInflater.from(this).inflate(R.layout.activity_main4, null);
ImageView imageView = view.findViewById(R.id.img);
imageView.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Toast.makeText(Main4Activity.this, "点击图片成功", Toast.LENGTH_SHORT).show();
}
});
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setView(view);
AlertDialog alertDialog = builder.create();
alertDialog.show();
水平进度条对话框
public void onclick5(View view) {
final ProgressDialog progressDialog = new ProgressDialog(this);
progressDialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
progressDialog.setMax(100);
progressDialog.setProgress(30);
progressDialog.setMessage("正在下载");
progressDialog.show();
final Timer timer = new Timer();
timer.schedule(new TimerTask() {
int progress = 0;
@Override
public void run() {
if (progress==100) {
progressDialog.dismiss();//消失
timer.cancel();
}
progressDialog.setProgress(progress+=10);
}
},0,1000);//0秒后执行，每个一秒执行一次
}
圆形进度条对话框
public void onclick6(View view) {
final ProgressDialog progressDialog = new ProgressDialog(this);
progressDialog.setProgressStyle(ProgressDialog.STYLE_SPINNER);
progressDialog.setIcon(R.mipmap.ic_launcher);
progressDialog.setMessage("正在下载");
progressDialog.setMax(100);
progressDialog.show();
final Timer timer = new Timer();
timer.schedule(new TimerTask() {
int progress = 0;
@Override
public void run() {
if (progress == 100){
progressDialog.dismiss();
timer.cancel();
}
progressDialog.setProgress(progress+=10);
}
},0,1000);
}
日期选择对话框
public void onclick7(View view) {
Calendar calendar = Calendar.getInstance();
new DatePickerDialog(this, new DatePickerDialog.OnDateSetListener() {
@Override
public void onDateSet(DatePicker view, int year, int month, int dayOfMonth) {
Toast.makeText(Main7Activity.this, year+"-"+(month+1)+"-"+dayOfMonth, Toast.LENGTH_SHORT).show();
}
},calendar.get(Calendar.YEAR),calendar.get(Calendar.MONTH),calendar.get(Calendar.DAY_OF_MONTH)).show();
}
时间选择对话框
public void onclick8(View view) {
Calendar calendar = Calendar.getInstance();
new TimePickerDialog(this, new TimePickerDialog.OnTimeSetListener() {
@Override
public void onTimeSet(TimePicker view, int hourOfDay, int minute) {
Toast.makeText(Main8Activity.this, hourOfDay+":"+minute, Toast.LENGTH_SHORT).show();
}
},calendar.get(Calendar.HOUR),calendar.get(Calendar.MINUTE),true).show();
}