[android-beginners] Re: Date picker problem
It worked now. Thank you very much everyone. :)
On Jun 22, 8:37 pm, Temitope Akinwande takinwa...@gmail.com wrote:
Looking through your code, I do not see where you are using
R.id.display, however I see R.id.dateDisplay
If the problem is with R.id.dateDisplay, do you have any layout
defined that has the id dateDisplay?
Check in your res/layout folder
-Tope
On Tue, Jun 22, 2010 at 3:57 PM, Varun Khanduja varunkhand...@gmail.com
wrote:
Thank you everyone. I resolved most of the issues with all the help
from all the group members.
I have one last issue:
R. id. display cannot be resolved. Couldn't find anything online to
help. Any help would be appreciated.
/***
* Excerpted from Hello, Android!,
* published by The Pragmatic Bookshelf.
* Copyrights apply to this code. It may not be used to create
training material,
* courses, books, articles, and the like. Contact us if you are in
doubt.
* We make no guarantees that this code is fit for any purpose.
* Visithttp://www.pragmaticprogrammer.com/titles/ebandfor more book
information.
***/
package org.example.sudoku;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import java.util.Calendar;
import android.app.DatePickerDialog;
import android.app.Dialog;
import android.widget.Button;
import android.widget.DatePicker;
import android.widget.TextView;
import android.widget.Toast;
public class sudoku extends Activity implements OnClickListener {
private TextView mDateDisplay;
private Button mPickDate;
private int mYear;
private int mMonth;
private int mDay;
static final int DATE_DIALOG_ID = 0;
�...@override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
// capture our View elements
mDateDisplay = (TextView) findViewById(R.id.dateDisplay);
mPickDate = (Button) findViewById(R.id.pickDate);
// add a click listener to the button
mPickDate.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
showDialog(DATE_DIALOG_ID);
}
});
// get the current date
final Calendar c = Calendar.getInstance();
mYear = c.get(Calendar.YEAR);
mMonth = c.get(Calendar.MONTH);
mDay = c.get(Calendar.DAY_OF_MONTH);
// display the current date
updateDisplay();
// Set up click listeners for all the buttons
View continueButton = findViewById(R.id.continue_button);
continueButton.setOnClickListener(this);
View newButton = findViewById(R.id.new_button);
newButton.setOnClickListener(this);
View aboutButton = findViewById(R.id.about_button);
aboutButton.setOnClickListener(this);
View exitButton = findViewById(R.id.exit_button);
exitButton.setOnClickListener(this);
}
/** Called when the activity is first created. */
@Override
protected Dialog onCreateDialog(int id) {
switch (id) {
case DATE_DIALOG_ID:
return new DatePickerDialog(this,
mDateSetListener,
mYear, mMonth, mDay);
}
return null;
}
// updates the date we display in the TextView
private void updateDisplay() {
mDateDisplay.setText(
new StringBuilder()
// Month is 0 based so add 1
.append(mMonth + 1).append(-)
.append(mDay).append(-)
.append(mYear).append( ));
}
// the callback received when the user sets the date in the
dialog
private DatePickerDialog.OnDateSetListener mDateSetListener =
new DatePickerDialog.OnDateSetListener() {
public void onDateSet(DatePicker view, int year,
int monthOfYear, int dayOfMonth)
{
mYear = year;
mMonth = monthOfYear;
mDay = dayOfMonth;
updateDisplay();
}
};
// ...
public void onClick(View v) {
switch (v.getId()) {
case R.id.about_button:
Intent i = new Intent(this, About.class);
startActivity(i);
break;
// More buttons go here (if any) ...
}
}
}
On Jun 22, 8:56 am, DonFrench dcfre...@gmail.com wrote:
Well you can't have two onCreate methods -- that much is certain. So
fix that first and then work on the other problems.
On Jun 21, 9:13 pm, Varun Khanduja varunkhand...@gmail.com wrote:
Thank you.
I resolved some of the issues and the number of errors are down to 3.
/***
* Excerpted from Hello, Android!,
* published by The
[android-beginners] Re: Date picker problem
Thank you everyone. I resolved most of the issues with all the help
from all the group members.
I have one last issue:
R. id. display cannot be resolved. Couldn't find anything online to
help. Any help would be appreciated.
/***
* Excerpted from Hello, Android!,
* published by The Pragmatic Bookshelf.
* Copyrights apply to this code. It may not be used to create
training material,
* courses, books, articles, and the like. Contact us if you are in
doubt.
* We make no guarantees that this code is fit for any purpose.
* Visit http://www.pragmaticprogrammer.com/titles/eband for more book
information.
***/
package org.example.sudoku;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import java.util.Calendar;
import android.app.DatePickerDialog;
import android.app.Dialog;
import android.widget.Button;
import android.widget.DatePicker;
import android.widget.TextView;
import android.widget.Toast;
public class sudoku extends Activity implements OnClickListener {
private TextView mDateDisplay;
private Button mPickDate;
private int mYear;
private int mMonth;
private int mDay;
static final int DATE_DIALOG_ID = 0;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
// capture our View elements
mDateDisplay = (TextView) findViewById(R.id.dateDisplay);
mPickDate = (Button) findViewById(R.id.pickDate);
// add a click listener to the button
mPickDate.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
showDialog(DATE_DIALOG_ID);
}
});
// get the current date
final Calendar c = Calendar.getInstance();
mYear = c.get(Calendar.YEAR);
mMonth = c.get(Calendar.MONTH);
mDay = c.get(Calendar.DAY_OF_MONTH);
// display the current date
updateDisplay();
// Set up click listeners for all the buttons
View continueButton = findViewById(R.id.continue_button);
continueButton.setOnClickListener(this);
View newButton = findViewById(R.id.new_button);
newButton.setOnClickListener(this);
View aboutButton = findViewById(R.id.about_button);
aboutButton.setOnClickListener(this);
View exitButton = findViewById(R.id.exit_button);
exitButton.setOnClickListener(this);
}
/** Called when the activity is first created. */
@Override
protected Dialog onCreateDialog(int id) {
switch (id) {
case DATE_DIALOG_ID:
return new DatePickerDialog(this,
mDateSetListener,
mYear, mMonth, mDay);
}
return null;
}
// updates the date we display in the TextView
private void updateDisplay() {
mDateDisplay.setText(
new StringBuilder()
// Month is 0 based so add 1
.append(mMonth + 1).append(-)
.append(mDay).append(-)
.append(mYear).append( ));
}
// the callback received when the user sets the date in the
dialog
private DatePickerDialog.OnDateSetListener mDateSetListener =
new DatePickerDialog.OnDateSetListener() {
public void onDateSet(DatePicker view, int year,
int monthOfYear, int dayOfMonth)
{
mYear = year;
mMonth = monthOfYear;
mDay = dayOfMonth;
updateDisplay();
}
};
// ...
public void onClick(View v) {
switch (v.getId()) {
case R.id.about_button:
Intent i = new Intent(this, About.class);
startActivity(i);
break;
// More buttons go here (if any) ...
}
}
}
On Jun 22, 8:56 am, DonFrench dcfre...@gmail.com wrote:
Well you can't have two onCreate methods -- that much is certain. So
fix that first and then work on the other problems.
On Jun 21, 9:13 pm, Varun Khanduja varunkhand...@gmail.com wrote:
Thank you.
I resolved some of the issues and the number of errors are down to 3.
/***
* Excerpted from Hello, Android!,
* published by The Pragmatic Bookshelf.
* Copyrights apply to this code. It may not be used to create
training material,
* courses, books, articles, and the like. Contact us if you are in
doubt.
* We make no guarantees that this code is fit for any purpose.
* Visithttp://www.pragmaticprogrammer.com/titles/ebandformore book
information.
***/
package org.example.sudoku;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import java.util.Calendar;
import
Re: [android-beginners] Re: Date picker problem
Looking through your code, I do not see where you are using
R.id.display, however I see R.id.dateDisplay
If the problem is with R.id.dateDisplay, do you have any layout
defined that has the id dateDisplay?
Check in your res/layout folder
-Tope
On Tue, Jun 22, 2010 at 3:57 PM, Varun Khanduja varunkhand...@gmail.com wrote:
Thank you everyone. I resolved most of the issues with all the help
from all the group members.
I have one last issue:
R. id. display cannot be resolved. Couldn't find anything online to
help. Any help would be appreciated.
/***
* Excerpted from Hello, Android!,
* published by The Pragmatic Bookshelf.
* Copyrights apply to this code. It may not be used to create
training material,
* courses, books, articles, and the like. Contact us if you are in
doubt.
* We make no guarantees that this code is fit for any purpose.
* Visit http://www.pragmaticprogrammer.com/titles/eband for more book
information.
***/
package org.example.sudoku;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import java.util.Calendar;
import android.app.DatePickerDialog;
import android.app.Dialog;
import android.widget.Button;
import android.widget.DatePicker;
import android.widget.TextView;
import android.widget.Toast;
public class sudoku extends Activity implements OnClickListener {
private TextView mDateDisplay;
private Button mPickDate;
private int mYear;
private int mMonth;
private int mDay;
static final int DATE_DIALOG_ID = 0;
�...@override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
// capture our View elements
mDateDisplay = (TextView) findViewById(R.id.dateDisplay);
mPickDate = (Button) findViewById(R.id.pickDate);
// add a click listener to the button
mPickDate.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
showDialog(DATE_DIALOG_ID);
}
});
// get the current date
final Calendar c = Calendar.getInstance();
mYear = c.get(Calendar.YEAR);
mMonth = c.get(Calendar.MONTH);
mDay = c.get(Calendar.DAY_OF_MONTH);
// display the current date
updateDisplay();
// Set up click listeners for all the buttons
View continueButton = findViewById(R.id.continue_button);
continueButton.setOnClickListener(this);
View newButton = findViewById(R.id.new_button);
newButton.setOnClickListener(this);
View aboutButton = findViewById(R.id.about_button);
aboutButton.setOnClickListener(this);
View exitButton = findViewById(R.id.exit_button);
exitButton.setOnClickListener(this);
}
/** Called when the activity is first created. */
@Override
protected Dialog onCreateDialog(int id) {
switch (id) {
case DATE_DIALOG_ID:
return new DatePickerDialog(this,
mDateSetListener,
mYear, mMonth, mDay);
}
return null;
}
// updates the date we display in the TextView
private void updateDisplay() {
mDateDisplay.setText(
new StringBuilder()
// Month is 0 based so add 1
.append(mMonth + 1).append(-)
.append(mDay).append(-)
.append(mYear).append( ));
}
// the callback received when the user sets the date in the
dialog
private DatePickerDialog.OnDateSetListener mDateSetListener =
new DatePickerDialog.OnDateSetListener() {
public void onDateSet(DatePicker view, int year,
int monthOfYear, int dayOfMonth)
{
mYear = year;
mMonth = monthOfYear;
mDay = dayOfMonth;
updateDisplay();
}
};
// ...
public void onClick(View v) {
switch (v.getId()) {
case R.id.about_button:
Intent i = new Intent(this, About.class);
startActivity(i);
break;
// More buttons go here (if any) ...
}
}
}
On Jun 22, 8:56 am, DonFrench dcfre...@gmail.com wrote:
Well you can't have two onCreate methods -- that much is certain. So
fix that first and then work on the other problems.
On Jun 21, 9:13 pm, Varun Khanduja varunkhand...@gmail.com wrote:
Thank you.
I resolved some of the issues and the number of errors are down to 3.
/***
* Excerpted from Hello, Android!,
* published by The Pragmatic Bookshelf.
* Copyrights apply to this code. It may not be used to create
training material,
* courses, books, articles, and the like. Contact us if you are in
doubt.
* We make no guarantees that this code is fit for
