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में DatePickerDialog का उपयोग कैसे करें मैं BaseAdapter कक्षा के साथ काम कर रहा हूं। मैं इसमें DatePickerDialog प्रदर्शित करना चाहता हूं। जब मैं showDialog(DATE_DIALOG_ID); का उपयोग करता हूं तो मुझे त्रुटि मिल रही है।बेसएडाप्टर
कृपया मुझे इसके बारे में मार्गदर्शन करें।
पैकेज com.OrganisemeePhone.adapter;
import java.util.ArrayList;
import java.util.Vector;
import android.app.Activity;
import android.app.DatePickerDialog;
import android.app.Dialog;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.graphics.Color;
import android.graphics.Paint;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.provider.OpenableColumns;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.View.OnClickListener;
import android.widget.BaseAdapter;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.DatePicker;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.CompoundButton.OnCheckedChangeListener;
public class TaskFilterAdapter extends BaseAdapter {
String date, month, year,setdueDate;
//int dateFormat;
DatePickerDialog.OnDateSetListener dateListener;
int myYear, myMonth, myDay;
int dateFormat;
int starcount=0;
public TaskFilterAdapter datedialog;
viewholder holder;
LayoutInflater inflator;
ArrayList<Integer> taskId = new ArrayList<Integer>();
ArrayList<String> task = new ArrayList<String>();
ArrayList<String> dueDate = new ArrayList<String>();
ArrayList<Integer> priority = new ArrayList<Integer>();
static final int DATE_DIALOG_ID = 0;
Vector<Boolean> VectorCheckChange = new Vector<Boolean>();
Vector<Object> taskrow = new Vector<Object>();
static int pos;
Context context;
private boolean isdaymonth;
public TaskFilterAdapter(Context context,ArrayList<Integer> taskId, ArrayList<String> task, ArrayList<Integer> priority, ArrayList<String> duedate) {
super();
inflator = LayoutInflater.from(context);
this.taskId = taskId;
this.context=context;
this.task = task;
this.dueDate = duedate;
this.priority = priority;
//dateFormat=LoginActivity.db.getdateformat();
getDateFormate();
dateFormat=LoginActivity.db.getdateformat();
getDateFormate();
for(int i=0; i<task.size(); i++)
{
VectorCheckChange.add(false);
}
}
@Override
public int getCount() {
// TODO Auto-generated method stub
return task.size();
}
@Override
public Object getItem(int arg0) {
// TODO Auto-generated method stub
return null;
}
@Override
public long getItemId(int arg0) {
// TODO Auto-generated method stub
return 0;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
if(convertView==null)
{
holder = new viewholder();
convertView = inflator.inflate(R.layout.task_row, null);
holder.task = (TextView)convertView.findViewById(R.id.task_row_text);
holder.date = (TextView)convertView.findViewById(R.id.task_row_date_text);
holder.star = (ImageView)convertView.findViewById(R.id.task_row_star);
holder.chk = (CheckBox)convertView.findViewById(R.id.task_row_check_box);
holder.task.setOnClickListener(new Clicker());
holder.chk.setOnCheckedChangeListener(new Checker());
holder.star.setOnClickListener(new Clicker());
holder.date.setOnClickListener(new Clicker());
setviewAsSettings();
setviewAsSettings();
convertView.setTag(holder);
}
else
{
holder=(viewholder)convertView.getTag();
}
pos = position;
/****************** Set Task *************************/
holder.task.setText(task.get(position));
holder.task.setTag(position);
holder.star.setTag(position);
holder.date.setTag(position);
/***************** Set Duedate ***********************/
setdueDate = dueDate.get(position);
month = setdueDate.substring(5, 7);
date = setdueDate.substring(8, 10);
if (!date.equals("00"))
{
if (isdaymonth)
if (isdaymonth)
{
holder.date.setText(date + "." + month + ".");
Log.d("taskList Adapter"," date formate day month ");
}
else
{
holder.date.setText(month + "." + date + ".");
Log.d("taskList Adapter"," date formate month day");
}
}
else
{
holder.date.setText("");
}
/***************** Set Priority ***********************/
if (priority.get(position).equals(-1) || priority.get(position).equals(0)|| priority.get(position).equals(3))
{
holder.star.setBackgroundDrawable(context.getResources().getDrawable(R.drawable.star_low));
}
else if (priority.get(position).equals(2))
{
holder.star.setBackgroundDrawable(context.getResources().getDrawable(R.drawable.star_med));
}
else if (priority.get(position).equals(1))
{
holder.star.setBackgroundDrawable(context.getResources().getDrawable(R.drawable.star_high));
}
/******************* Set tag in checkBox ******************************/
holder.chk.setTag(position);
if(VectorCheckChange.get(position))
{
holder.chk.setChecked(true);
holder.task.setPaintFlags(holder.task.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG);
holder.task.setTextColor(Color.parseColor("#848484"));
holder.date.setPaintFlags(holder.task.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG);
holder.date.setTextColor(Color.parseColor("#848484"));
holder.task.setClickable(false);
holder.task.setEnabled(false);
}
else
{
holder.chk.setChecked(false);
holder.task.setPaintFlags(holder.task.getPaintFlags() & ~ Paint.STRIKE_THRU_TEXT_FLAG);
holder.task.setTextColor(Color.parseColor("#000000"));
holder.date.setPaintFlags(holder.task.getPaintFlags() & ~ Paint.STRIKE_THRU_TEXT_FLAG);
holder.date.setTextColor(Color.parseColor("#000000"));
holder.task.setClickable(true);
holder.task.setEnabled(true);
}
return convertView;
}
// updates by nilesh
public void setviewAsSettings(){
//check for task setting
SharedPreferences startup_pref =
PreferenceManager.getDefaultSharedPreferences(context);
Boolean viewpriority=startup_pref.getBoolean("viewpriority", true);
Boolean viewduedate=startup_pref.getBoolean("viewduedate", true);
if(!viewpriority){
holder.star.setVisibility(View.INVISIBLE);
}
if(!viewduedate){
holder.date.setVisibility(View.INVISIBLE);
}
//check for task setting completed
}
public class viewholder
{
TextView task,date;
ImageView star;
CheckBox chk;
}
public class Clicker implements OnClickListener
{
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
int position=(Integer)v.getTag();
int setPriority = 0;
if(v.getId() == holder.date.getId())
{
Log.i("Date Dialog Picker", "Click Date..................... ");
((Activity)context).showDialog(DATE_DIALOG_ID);
//.showDialog(DATE_DIALOG_ID);
//.showDialog(DATE_DIALOG_ID);
}
dateListener = new DatePickerDialog.OnDateSetListener() {
@Override
public void onDateSet(DatePicker view, int yr, int monthOfYear,
int dayOfMonth) {
// TODO Auto-generated method stub
myYear = yr;
myMonth = monthOfYear;
myDay = dayOfMonth;
}
};
if(v.getId() == holder.task.getId())
{
Intent display_int= new Intent(context, DisplyTaskActivity.class);
display_int.putExtra(constantcode.TASK_ID,taskId.get(position));
v.getContext().startActivity(display_int);
Log.i("TaskList Adapter", "Task ....position...... "+holder.star.getTag());
}
if(v.getId() == holder.star.getId())
{
if (priority.get(position).equals(-1) || priority.get(position).equals(0) || priority.get(position).equals(3))
{
priority.set(position, 2);
setPriority = 2;
holder.star.setBackgroundDrawable(context.getResources().getDrawable(R.drawable.star_low));
Log.d("TaskList Adapter", "----- Grey ----");
}
else if (priority.get(position).equals(2))
{
priority.set(position, 1);
setPriority = 1;
holder.star.setBackgroundDrawable(context.getResources().getDrawable(R.drawable.star_med));
Log.d("TaskList Adapter", "----- Yellow ----");
}
else if (priority.get(position).equals(1))
{
priority.set(position, 0);
setPriority = 0;
holder.star.setBackgroundDrawable(context.getResources().getDrawable(R.drawable.star_high));
Log.d("TaskList Adapter", "----- Orange ----");
}
String updateQuery = "update tbl_tasks set priority =" + setPriority + " where taskId="+ taskId.get(position);
LoginActivity.db.execNonQuery(updateQuery);
taskrow = LoginActivity.db.getTaskRow(taskId.get(position));
if(taskrow.get(2).toString().contains("'"))
{
taskrow.set(2, taskrow.get(2).toString().replace("'", "''"));
}
String insertQuery = "insert into tbl_update_tasks(taskId,listId,description,priority,dueDate,reminderId,senderId,receiverId,taskCategoryType,fadeDate,assignedId)values("+ taskrow.get(0) + ","+ taskrow.get(1)+ ",'"+ taskrow.get(2)+ "',"+ taskrow.get(3)+ ",'"+ taskrow.get(4)+ "',"+ taskrow.get(5)+ ","+ taskrow.get(6)+ ","+ taskrow.get(7)+ ",'"+ taskrow.get(8)+ "','"+ taskrow.get(9)+ "',"+ taskrow.get(10)+ ");";
LoginActivity.db.execNonQuery(insertQuery);
notifyDataSetChanged();
}
//Log.w("taskfilterAdapter","position....... "+v.getTag());
}
}
Dialog onCreateDialog(int id){
switch(id) {
case DATE_DIALOG_ID:
return new DatePickerDialog(this.context, dateListener, myYear, myMonth,myDay);
}
return null;
}
/* public class datedialogclicker extends Activity
{
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
holder.date.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
Log.v("New Class....", "Click OnClick.....");
showDialog(DATE_DIALOG_ID);
}
});
dateListener = new DatePickerDialog.OnDateSetListener() {
@Override
public void onDateSet(DatePicker view, int yr, int monthOfYear,
int dayOfMonth) {
// TODO Auto-generated method stub
myYear = yr;
myMonth = monthOfYear;
myDay = dayOfMonth;
}
};
}
protected Dialog onCreateDialog(int id){
switch(id) {
case DATE_DIALOG_ID:
return new DatePickerDialog(context, dateListener, myYear, myMonth,myDay);
}
return null;
}
}*/
public class Checker implements OnCheckedChangeListener
{
@Override
public void onCheckedChanged(CompoundButton buttonView,
boolean isChecked) {
// TODO Auto-generated method stub
int posi=(Integer)buttonView.getTag();
if(isChecked)
{
VectorCheckChange.set(posi, true);
}
else
{
VectorCheckChange.set(posi, false);
}
notifyDataSetChanged();
}
}
// update by nilesh
public void getDateFormate() {
// Get the app's shared preferences
SharedPreferences startup_pref = PreferenceManager
.getDefaultSharedPreferences(context);
// Get the value for the run counter
isdaymonth = startup_pref.getBoolean(constantcode.ISDAYMONTH, true);
}
}
अपने logcat त्रुटि पोस्ट भी –
आपको किस तरह की त्रुटि मिल रही है? –
@Android क्या आप सूची दृश्य में दिनांक पिकर का उपयोग कर रहे हैं ??? – Maverick