本文介绍如何使用Android中的AlertDialog创建不同类型的对话框，包括简单的确认对话框、列表选择对话框、单选和多选对话框，并展示了ProgressDialog的使用方法以显示任务进度。
AlertDialog.Builder builder = new Builder(*.this);
.setTitle
.Message
1:OK/Cancle
.setPositiveButton("OK",new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog,int which) {
}
});
.setPositiveButton("Cancel",new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog,int which) {
}
});
2:pick
final String[] arr = new String[]{"1","2","3");
builder.setItems(arr,new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog,int which) {
arr[which]
}
});
3:singlechoice
.setSingleChoiceItems(items,1,new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog,int whick) {
items[which]
}
});
4:multiChoice
.setMultiChoiceItems(items,new boolean[]{false,false...},new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog,int which,isChecked) {
items[which],isChecked
}
});
builder.create().show();
5:progress
ProgressDialog pd = new ProgressDialog(this);
.setTitle
.setMessage
.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
.setMaxpd.show();
pd.setProgress(50);
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