can';t解析方法';show(android.support.v4.app.FragmentManager,java.lang.String)和#x27;
在TimePickerDailog中,给我的错误是无法解析方法'show(android.support.v4.app.FragmentManager,java.lang.String)' 我从另一个我尝试过的网站上得到了这个教程,但是没有得到输出,并且得到了相同的错误。 我在stackoverflow中引用了相同的问题,但没有得到结果,所以我发布了问题 在这行给我的错误:-can';t解析方法';show(android.support.v4.app.FragmentManager,java.lang.String)和#x27;,android,fragment,timepicker,Android,Fragment,Timepicker,在TimePickerDailog中,给我的错误是无法解析方法'show(android.support.v4.app.FragmentManager,java.lang.String)' 我从另一个我尝试过的网站上得到了这个教程,但是没有得到输出,并且得到了相同的错误。 我在stackoverflow中引用了相同的问题,但没有得到结果,所以我发布了问题 在这行给我的错误:- dFragment.show(getFragmentManager(),"Time Picker"); 代码如
dFragment.show(getFragmentManager(),"Time Picker");
代码如下:-
public class Daily_Task extends Fragment {
public Daily_Task() {};
Button submittask;
View view;
EditText starttime, endtime;
EditText Taskname, Detail;
@Override
public View onCreateView(LayoutInflater inflater, final ViewGroup container, Bundle savedInstanceState) {
View view = inflater.inflate(R.layout.activity_daily__task, container, false);
getActivity().setTitle("Task");
starttime = (EditText) view.findViewById(R.id.start_time);
endtime = (EditText) view.findViewById(R.id.End_time);
submittask = (Button) view.findViewById(R.id.add_task_button);
starttime.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
// Initialize a new time picker dialog fragment
DialogFragment dFragment = new TimePickerFragment();
// Show the time picker dialog fragment
dFragment.show(getFragmentManager(),"Time Picker");
}
});
return view;
}
TimePickerFragment.java
package com.Weal.sachin.omcom;
/**
* Created by sachin on 2/1/2017.
*/
import android.app.AlertDialog;
import android.app.TimePickerDialog;
import android.os.Bundle;
import android.widget.TextView;
import android.app.DialogFragment;
import android.app.Dialog;
import java.util.Calendar;
import android.widget.TimePicker;
public class TimePickerFragment extends DialogFragment implements TimePickerDialog.OnTimeSetListener{
@Override
public Dialog onCreateDialog(Bundle savedInstanceState){
// Get a Calendar instance
final Calendar calendar = Calendar.getInstance();
// Get the current hour and minute
int hour = calendar.get(Calendar.HOUR_OF_DAY);
int minute = calendar.get(Calendar.MINUTE);
/*
Creates a new time picker dialog with the specified theme.
TimePickerDialog(Context context, int themeResId,
TimePickerDialog.OnTimeSetListener listener,
int hourOfDay, int minute, boolean is24HourView)
*/
// TimePickerDialog Theme : THEME_DEVICE_DEFAULT_LIGHT
TimePickerDialog tpd = new TimePickerDialog(getActivity(),
AlertDialog.THEME_DEVICE_DEFAULT_LIGHT,this,hour,minute,false);
// TimePickerDialog Theme : THEME_DEVICE_DEFAULT_DARK
TimePickerDialog tpd2 = new TimePickerDialog(getActivity(),
AlertDialog.THEME_DEVICE_DEFAULT_DARK,this,hour,minute,false);
// TimePickerDialog Theme : THEME_HOLO_DARK
TimePickerDialog tpd3 = new TimePickerDialog(getActivity(),
AlertDialog.THEME_HOLO_DARK,this,hour,minute,false);
// TimePickerDialog Theme : THEME_HOLO_LIGHT
TimePickerDialog tpd4 = new TimePickerDialog(getActivity(),
AlertDialog.THEME_HOLO_LIGHT,this,hour,minute,false);
// TimePickerDialog Theme : THEME_TRADITIONAL
TimePickerDialog tpd5 = new TimePickerDialog(getActivity(),
AlertDialog.THEME_TRADITIONAL,this,hour,minute,false);
// Return the TimePickerDialog
return tpd;
}
public void onTimeSet(TimePicker view, int hourOfDay, int minute){
// Do something with the returned time
TextView tv = (TextView) getActivity().findViewById(R.id.start_time);
tv.setText("HH:MM\n" + hourOfDay + ":" + minute);
}
}
像这样试试
对于android.support.v4.app.DialogFragment
dFragment.show(getActivity().getSupportFragmentManager(),"Time Picker");
dFragment.show(getActivity().getFragmentManager(),"Time Picker");
对于android.app.DialogFragment
dFragment.show(getActivity().getSupportFragmentManager(),"Time Picker");
dFragment.show(getActivity().getFragmentManager(),"Time Picker");
保存这个片段的活动应该扩展
AppCombatActivity
我使用了这个和它的工作dfFragment.show(getActivity().getFragmentManager(),“时间选择器”);这是工作,但我想设置上午下午也可以请你帮我这也??但它是以24小时格式显示@Trucketfor12小时格式使用calendar.get(calendar.hour)
No,它只提供24小时格式的输出。。。在对话框中,当我选择am pm时,它仅为我提供24小时格式。。