在我的Time Tracking android项目中，我希望TimePicker具有秒字段。谷歌搜索后，我没有找到任何解决方案＆amp;最后我为android定制了TimePicker，它在00:00:00 AM / PM格式中给出了时间值。我认为这段代码对Android开发人员有帮助，所以我将这段代码上传到Stack。
main.xml中
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
>
<Button
android:text="Time"
android:id="@+id/time_btn"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
/>
<TextView
android:layout_centerInParent="true"
android:id="@+id/time_txt"
android:textStyle="bold"
android:textSize="25dp"
android:textColor="#ffffff"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
/>
</RelativeLayout>
customdialog.xml
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:paddingBottom="4dp"
android:background="#ffffff"
>
<RelativeLayout
android:id="@+id/first"
android:layout_margin="2dp"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:background="#000000"
>
<ImageView
android:id="@+id/clock"
android:layout_margin="2dp"
android:src="@drawable/coggl_logo"
android:layout_width="40dp"
android:layout_height="40dp"
/>
<TextView
android:id="@+id/actualtime"
android:layout_toRightOf="@+id/clock"
android:textColor="#ffffff"
android:text="00:00:00 AM"
android:textSize="25dp"
android:textStyle="bold"
android:layout_margin="5dp"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
/>
</RelativeLayout>
<RelativeLayout
android:id="@+id/second"
android:layout_below="@+id/first"
android:layout_margin="2dp"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:background="#000000"
android:paddingBottom="15dp"
>
<Button
android:id="@+id/plus1"
android:layout_marginLeft="12dp"
android:layout_marginRight="12dp"
android:layout_marginTop="15dp"
android:text="+"
android:textSize="20dp"
android:textStyle="bold"
android:textColor="#000000"
android:layout_width="50dp"
android:layout_height="40dp"
/>
<Button
android:textSize="20dp"
android:textStyle="bold"
android:id="@+id/plus2"
android:layout_marginLeft="12dp"
android:layout_marginRight="12dp"
android:layout_marginTop="15dp"
android:layout_toRightOf="@+id/plus1"
android:text="+"
android:textColor="#000000"
android:layout_width="50dp"
android:layout_height="40dp"
/>
<Button
android:textSize="20dp"
android:textStyle="bold"
android:id="@+id/plus3"
android:layout_marginLeft="12dp"
android:layout_marginRight="12dp"
android:layout_marginTop="15dp"
android:layout_toRightOf="@+id/plus2"
android:text="+"
android:textColor="#000000"
android:layout_width="50dp"
android:layout_height="40dp"
/>
<Button android:textSize="20dp"
android:textStyle="bold"
android:id="@+id/hours"
android:layout_marginTop="2dp"
android:layout_marginLeft="12dp"
android:layout_marginRight="12dp"
android:layout_below="@+id/plus1"
android:text="00"
android:textColor="#000000"
android:layout_width="50dp"
android:layout_height="40dp"
/>
<Button android:textSize="20dp"
android:textStyle="bold"
android:layout_toRightOf="@+id/hours"
android:id="@+id/minutes"
android:layout_marginTop="2dp"
android:layout_marginLeft="12dp"
android:layout_marginRight="12dp"
android:layout_below="@+id/plus2"
android:text="00"
android:textColor="#000000"
android:layout_width="50dp"
android:layout_height="40dp"
/>
<Button android:textSize="20dp"
android:textStyle="bold"
android:layout_toRightOf="@+id/minutes"
android:id="@+id/seconds"
android:layout_marginTop="2dp"
android:layout_marginLeft="12dp"
android:layout_below="@+id/plus3"
android:text="00"
android:textColor="#000000"
android:layout_width="50dp"
android:layout_height="40dp"
/>
<Button android:textSize="20dp"
android:textStyle="bold"
android:layout_toRightOf="@+id/seconds"
android:id="@+id/am"
android:layout_marginTop="2dp"
android:layout_marginLeft="12dp"
android:layout_below="@+id/plus3"
android:text="AM"
android:textColor="#000000"
android:layout_width="60dp"
android:layout_height="40dp"
/>
<Button android:textSize="20dp"
android:textStyle="bold"
android:layout_toRightOf="@+id/seconds"
android:id="@+id/pm"
android:layout_marginTop="2dp"
android:layout_marginLeft="12dp"
android:layout_below="@+id/plus3"
android:text="PM"
android:textColor="#000000"
android:layout_width="60dp"
android:layout_height="40dp"
/>
<Button android:textSize="20dp"
android:textStyle="bold"
android:id="@+id/minus1"
android:layout_below="@+id/hours"
android:layout_marginLeft="12dp"
android:layout_marginRight="12dp"
android:layout_marginTop="2dp"
android:text="-"
android:textColor="#000000"
android:layout_width="50dp"
android:layout_height="40dp"
/>
<Button android:textSize="20dp"
android:textStyle="bold"
android:layout_toRightOf="@+id/minus1"
android:id="@+id/minus2"
android:layout_below="@+id/minutes"
android:layout_marginLeft="12dp"
android:layout_marginRight="12dp"
android:layout_marginTop="2dp"
android:text="-"
android:textColor="#000000"
android:layout_width="50dp"
android:layout_height="40dp"
/>
<Button android:textSize="20dp"
android:textStyle="bold"
android:layout_toRightOf="@+id/minus2"
android:id="@+id/minus3"
android:layout_below="@+id/seconds"
android:layout_marginLeft="12dp"
android:layout_marginRight="12dp"
android:layout_marginTop="2dp"
android:text="-"
android:textColor="#000000"
android:layout_width="50dp"
android:layout_height="40dp"
/>
</RelativeLayout>
<RelativeLayout
android:id="@+id/third"
android:layout_below="@+id/second"
android:layout_marginLeft="2dp"
android:layout_marginRight="2dp"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:background="#000000"
android:paddingBottom="5dp"
>
<Button android:textSize="20dp"
android:textStyle="bold"
android:id="@+id/set"
android:layout_margin="10dp"
android:layout_width="130dp"
android:layout_height="wrap_content"
android:text="Set"
android:textColor="#000000"
/>
<Button android:textSize="20dp"
android:textStyle="bold"
android:id="@+id/cancel"
android:layout_toRightOf="@+id/set"
android:layout_margin="10dp"
android:layout_width="135dp"
android:layout_height="wrap_content"
android:text="Cancel"
android:textColor="#000000"
/>
</RelativeLayout>
</RelativeLayout>
CustomTimePickerDialogActivity.Java
public class CustomTimePickerDialogActivity extends Activity {
TextView tv;
Button time_btn;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.main);
tv=(TextView)findViewById(R.id.time_txt);
time_btn=(Button)findViewById(R.id.time_btn);
time_btn.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
// TODO Auto-generated method stub
showTimePickerDialog();
}
});
}
public void showTimePickerDialog()
{
final Dialog dialog=new Dialog(CustomTimePickerDialogActivity.this);
dialog.requestWindowFeature(Window.FEATURE_NO_TITLE);
dialog.setContentView(R.layout.customdialog);
final TextView actualtime=(TextView)dialog.findViewById(R.id.actualtime);
final Button hourplus=(Button)dialog.findViewById(R.id.plus1);
Button minplus=(Button)dialog.findViewById(R.id.plus2);
Button secplus=(Button)dialog.findViewById(R.id.plus3);
Button hourminus=(Button)dialog.findViewById(R.id.minus1);
Button minminus=(Button)dialog.findViewById(R.id.minus2);
Button secminus=(Button)dialog.findViewById(R.id.minus3);
final Button am=(Button)dialog.findViewById(R.id.am);
final Button pm=(Button)dialog.findViewById(R.id.pm);
final Button hourvalue=(Button)dialog.findViewById(R.id.hours);
final Button minvalue=(Button)dialog.findViewById(R.id.minutes);
final Button secvalue=(Button)dialog.findViewById(R.id.seconds);
Button set=(Button)dialog.findViewById(R.id.set);
Button cancel=(Button)dialog.findViewById(R.id.cancel);
dialog.show();
Calendar calendar = new GregorianCalendar();
String am_pm;
int hour = calendar.get(Calendar.HOUR);
int minute = calendar.get(Calendar.MINUTE);
int seconds = calendar.get(Calendar.SECOND);
String curhour=String.valueOf(hour);
String curmin=String.valueOf(minute);
String cursec=String.valueOf(seconds);
if(curhour.length()== 1)
{
curhour="0"+curhour;
}
if(curmin.length()== 1)
{
curmin="0"+curmin;
}
if(cursec.length()== 1)
{
cursec="0"+cursec;
}
if(calendar.get(Calendar.AM_PM) == 0)
am_pm = "AM";
else
am_pm = "PM";
if(am_pm.equalsIgnoreCase("AM"))
{
am.setVisibility(View.VISIBLE);
pm.setVisibility(View.GONE);
}
else
{
pm.setVisibility(View.VISIBLE);
am.setVisibility(View.GONE);
}
if(curhour.equalsIgnoreCase("00"))
{
curhour="12";
}
actualtime.setText(curhour+":"+curmin+":"+cursec+" "+am_pm);
hourvalue.setText(curhour);
minvalue.setText(curmin);
secvalue.setText(cursec);
am.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
// TODO Auto-generated method stub
pm.setVisibility(View.VISIBLE);
am.setVisibility(View.GONE);
String tmphour=hourvalue.getText().toString();
String tmpmin=minvalue.getText().toString();
String tmpsec=secvalue.getText().toString();
actualtime.setText(tmphour+":"+tmpmin+":"+tmpsec+" "+"PM");
}
});
pm.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
// TODO Auto-generated method stub
am.setVisibility(View.VISIBLE);
pm.setVisibility(View.GONE);
String tmphour=hourvalue.getText().toString();
String tmpmin=minvalue.getText().toString();
String tmpsec=secvalue.getText().toString();
actualtime.setText(tmphour+":"+tmpmin+":"+tmpsec+" "+"AM");
}
});
cancel.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
// TODO Auto-generated method stub
dialog.dismiss();
}
});
set.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
// TODO Auto-generated method stub
String tmphour=hourvalue.getText().toString();
String tmpmin=minvalue.getText().toString();
String tmpsec=secvalue.getText().toString();
String tmpam_pm="";
if(am.getVisibility()== View.VISIBLE)
{
tmpam_pm="AM";
}
if(pm.getVisibility()== View.VISIBLE)
{
tmpam_pm="PM";
}
actualtime.setText(tmphour+":"+tmpmin+":"+tmpsec+" "+tmpam_pm);
dialog.dismiss();
tv.setText(tmphour+":"+tmpmin+":"+tmpsec+" "+tmpam_pm);
}
});
hourplus.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
// TODO Auto-generated method stub
String tmphour=hourvalue.getText().toString();
int curdisplayhr=Integer.parseInt(tmphour);
int finaldisplayhr = 0;
if(curdisplayhr<12)
{
finaldisplayhr=curdisplayhr+1;
}
else if(curdisplayhr==12)
{
finaldisplayhr=1;
}
String finalhr=String.valueOf(finaldisplayhr);
if(finalhr.length()==1)
{
finalhr="0"+finalhr;
}
hourvalue.setText(finalhr);
String tmpmin=minvalue.getText().toString();
String tmpsec=secvalue.getText().toString();
String tmpam_pm="";
if(am.getVisibility()== View.VISIBLE)
{
tmpam_pm="AM";
}
if(pm.getVisibility()== View.VISIBLE)
{
tmpam_pm="PM";
}
actualtime.setText(finalhr+":"+tmpmin+":"+tmpsec+" "+tmpam_pm);
}
});
minplus.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
// TODO Auto-generated method stub
String tmpmin=minvalue.getText().toString();
int curdisplaymin=Integer.parseInt(tmpmin);
int finaldisplaymin = 0;
if(curdisplaymin<59)
{
finaldisplaymin=curdisplaymin+1;
}
else if(curdisplaymin==59)
{
finaldisplaymin=0;
}
String finalmin=String.valueOf(finaldisplaymin);
if(finalmin.length()==1)
{
finalmin="0"+finalmin;
}
minvalue.setText(finalmin);
String tmphour=hourvalue.getText().toString();
String tmpsec=secvalue.getText().toString();
String tmpam_pm="";
if(am.getVisibility()== View.VISIBLE)
{
tmpam_pm="AM";
}
if(pm.getVisibility()== View.VISIBLE)
{
tmpam_pm="PM";
}
actualtime.setText(tmphour+":"+finalmin+":"+tmpsec+" "+tmpam_pm);
}
});
secplus.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
// TODO Auto-generated method stub
String tmpsec=secvalue.getText().toString();
int curdisplaysec=Integer.parseInt(tmpsec);
int finaldisplaysec = 0;
if(curdisplaysec<59)
{
finaldisplaysec=curdisplaysec+1;
}
else if(curdisplaysec==59)
{
finaldisplaysec=0;
}
String finalsec=String.valueOf(finaldisplaysec);
if(finalsec.length()==1)
{
finalsec="0"+finalsec;
}
secvalue.setText(finalsec);
String tmphour=hourvalue.getText().toString();
String tmpmin=minvalue.getText().toString();
String tmpam_pm="";
if(am.getVisibility()== View.VISIBLE)
{
tmpam_pm="AM";
}
if(pm.getVisibility()== View.VISIBLE)
{
tmpam_pm="PM";
}
actualtime.setText(tmphour+":"+tmpmin+":"+finalsec+" "+tmpam_pm);
}
});
hourminus.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
// TODO Auto-generated method stub
String tmphour=hourvalue.getText().toString();
int curdisplayhr=Integer.parseInt(tmphour);
int finaldisplayhr = 0;
if(curdisplayhr==1)
{
finaldisplayhr=12;
}
else if(curdisplayhr>1||curdisplayhr<13)
{
finaldisplayhr=curdisplayhr-1;
}
String finalhr=String.valueOf(finaldisplayhr);
if(finalhr.length()==1)
{
finalhr="0"+finalhr;
}
hourvalue.setText(finalhr);
String tmpmin=minvalue.getText().toString();
String tmpsec=secvalue.getText().toString();
String tmpam_pm="";
if(am.getVisibility()== View.VISIBLE)
{
tmpam_pm="AM";
}
if(pm.getVisibility()== View.VISIBLE)
{
tmpam_pm="PM";
}
actualtime.setText(finalhr+":"+tmpmin+":"+tmpsec+" "+tmpam_pm);
}
});
minminus.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
// TODO Auto-generated method stub
String tmpmin=minvalue.getText().toString();
int curdisplaymin=Integer.parseInt(tmpmin);
int finaldisplaymin = 0;
if(curdisplaymin==0)
{
finaldisplaymin=59;
}
else
{
finaldisplaymin=curdisplaymin-1;
}
String finalmin=String.valueOf(finaldisplaymin);
if(finalmin.length()==1)
{
finalmin="0"+finalmin;
}
minvalue.setText(finalmin);
String tmphour=hourvalue.getText().toString();
String tmpsec=secvalue.getText().toString();
String tmpam_pm="";
if(am.getVisibility()== View.VISIBLE)
{
tmpam_pm="AM";
}
if(pm.getVisibility()== View.VISIBLE)
{
tmpam_pm="PM";
}
actualtime.setText(tmphour+":"+finalmin+":"+tmpsec+" "+tmpam_pm);
}
});
secminus.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
// TODO Auto-generated method stub
String tmpsec=secvalue.getText().toString();
int curdisplaysec=Integer.parseInt(tmpsec);
int finaldisplaysec = 0;
if(curdisplaysec==0)
{
finaldisplaysec=59;
}
else
{
finaldisplaysec=curdisplaysec-1;
}
String finalsec=String.valueOf(finaldisplaysec);
if(finalsec.length()==1)
{
finalsec="0"+finalsec;
}
secvalue.setText(finalsec);
String tmphour=hourvalue.getText().toString();
String tmpmin=minvalue.getText().toString();
String tmpam_pm="";
if(am.getVisibility()== View.VISIBLE)
{
tmpam_pm="AM";
}
if(pm.getVisibility()== View.VISIBLE)
{
tmpam_pm="PM";
}
actualtime.setText(tmphour+":"+tmpmin+":"+finalsec+" "+tmpam_pm);
}
});
}
}