Date Calendar Java Android Example
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Calendar cal = new GregorianCalendar(), int year = cal.get(Calendar.YEAR),
ERA, MONTH, DAY_OF_MONTH, DAY_OF_WEEK, Android example code.
ERA, MONTH, DAY_OF_MONTH, DAY_OF_WEEK, Android example code.
public class MainActivity extends Activity {
TextView txtV;
Context cntx;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
txtV = (TextView)findViewById(R.id.idLabel);
cntx = this;
Calendar cal = new GregorianCalendar();
int era = cal.get(Calendar.ERA); // 0 B.C. before Christ, 1 Anno Domini
txtV.setText(txtV.getText() +"
" + era);
int year = cal.get(Calendar.YEAR); // 2011
txtV.setText(txtV.getText() +"
" + year);
int month = cal.get(Calendar.MONTH); // 0 is Januar
txtV.setText(txtV.getText() +"
" + month);
int day = cal.get(Calendar.DAY_OF_MONTH); // 1 to 31
txtV.setText(txtV.getText() +"
" + day);
int dayOfWeek = cal.get(Calendar.DAY_OF_WEEK); // 1=Sunday, 2=Monday ...
txtV.setText(txtV.getText() +"
" + dayOfWeek);
}
}
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Další témata ....(Topics)
Displej 1280 x 800, 5.3 "
Rozměry 146.85 mm x 83 mm x 9.7 mm
Rozlišení fotoaparátu 8 Mpix
HD video, natačení videosekvencí
Operační system Android
Hlasové ovládání
Přehrávání MP3
Baterie Li-Ion ,doba hovoru 1570 min
Frekvence procesoru 1.4 GHz
Uživatelská paměť 16000 MB
Datové funkce: GPS modul, WiFi, Bluetooth, GPRS, EDGE, HSCSD, Hardwarový modem, Infraport
Podporované sítě GSM&EDGE 850 / 900 / 1.800 / 1.900
Formát videosouborů 3GPP / H.263 / H.264 / MPEG4 / WMV

Rozměry 146.85 mm x 83 mm x 9.7 mm
Rozlišení fotoaparátu 8 Mpix
HD video, natačení videosekvencí
Operační system Android
Hlasové ovládání
Přehrávání MP3
Baterie Li-Ion ,doba hovoru 1570 min
Frekvence procesoru 1.4 GHz
Uživatelská paměť 16000 MB
Datové funkce: GPS modul, WiFi, Bluetooth, GPRS, EDGE, HSCSD, Hardwarový modem, Infraport
Podporované sítě GSM&EDGE 850 / 900 / 1.800 / 1.900
Formát videosouborů 3GPP / H.263 / H.264 / MPEG4 / WMV

private SensorManager mSensorManager;
private PowerManager mPowerManager;
private WindowManager mWindowManager;
private Display mDisplay;
// onCreate
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// Get an instance of the SensorManager
mSensorManager = (SensorManager) getSystemService(SENSOR_SERVICE);
// Get an instance of the PowerManager
mPowerManager = (PowerManager) getSystemService(POWER_SERVICE);
// Get an instance of the WindowManager
mWindowManager = (WindowManager) getSystemService(WINDOW_SERVICE);
mDisplay = mWindowManager.getDefaultDisplay();
setContentView(R.layout.main); // main.xml or your xml file name
}
Set focus on a View in Android application example source code for Button, EditText, View, TextView, isFocused(), requestFocus() .
// set focus on Button Android example
private Button mRightButton;
mRightButton = (Button) a.findViewById(R.id.rightButton);
mRightButton.requestFocus();
// boolean isFocused()
boolean b = mRightButton.isFocused(); // true or false
// set focus on TextView directly Android example
((TextView) findViewById(R.id.myText)).requestFocus();
// set focus on View Android example
private View mView;
mView = findViewById(R.id.showAll);
mView.requestFocus();
// set focus on EditText Android example
private EditText mEdit;
mEdit = (EditText)findViewById(R.id.myEdit);
mEdit.requestFocus();
Call findViewById from onCreateView
res\layout
activity_main.xml
fragment_main.xml
public class MainActivity extends ActionBarActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
if (savedInstanceState == null) {
getSupportFragmentManager().beginTransaction()
.add(R.id.containerMoje, new PlaceholderFragment()).commit();
}
}
/**
* A placeholder fragment containing a simple view.
*/
public static class PlaceholderFragment extends Fragment {
public PlaceholderFragment() {
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View rootView = inflater.inflate(R.layout.fragment_main, container,
false);
if (container == null) {
return null;
}
TextView mText;
mText = (TextView)rootView.findViewById(R.id.idText);
mText.setText("Hello from fragment_main");
return rootView;
}
}
}
res\layout
activity_main.xml
<FrameLayout xmlns:android="//schemas.android.com/apk/res/android"
xmlns:tools="//schemas.android.com/tools"
android:id="@+id/containerMoje"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context="cz.okhelp.autoskola.MainActivity"
tools:ignore="MergeRootFrame" />
fragment_main.xml
<RelativeLayout xmlns:android="//schemas.android.com/apk/res/android"
xmlns:tools="//schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
tools:context="cz.okhelp.autoskola.MainActivity$PlaceholderFragment" >
<TextView
android:id="@+id/idText"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/hello_world" />
</RelativeLayout>
Editace: 2011-09-29 13:32:10
Počet článků v kategorii: 397
Url:date-calendar-java-android-example
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