Android Basic Controls use

// Auto-Padded TextView

Autocompletetextview mplace = (autocompletetextview) Findviewbyid (R.ID.AUTOCOMPLETETEXTVIEW1);

string[] books = new string[] {"Rollen", "Allen", "Rollenren", "roll"};

// define an adapter for raw data first

Arrayadapteradapter =new arrayadapter<string>

(mainactivity.this,android. R.layout.simple_dropdown_item_1line,books);

// Set the TextView Adapter

Mplace.setadapter (adapter);

// Enter multiple auto- TextView

Multiautocompletetextviewmtexts = (Multiautocompletetextview) Findviewbyid (R.ID.MULTIAUTOCOMPLETETEXTVIEW1);

// Set the TextView Adapter

Mtexts.setadapter (newarrayadapter<string>

(Mainactivity.this,android. R.layout.simple_dropdown_item_1line,books));

// Set the adapter's separator, such as comma

Mtexts.settokenizer (Newmultiautocompletetextview.commatokenizer ());

// limit the length of characters entered

Finaledittext text_filterred = (EditText) Findviewbyid (R.ID.EDITTEXT1);

Text_filterred.setfilters (newinputfilter[]{

newinputfilter.allcaps (),

Newinputfilter.lengthfilter (2)

});

//button button to implement Activity Jump Pass Parameters

Finalbutton btn = (Button) Findviewbyid (R.id.button1);

Btn.setonclicklistener (Newonclicklistener () {

@Override

publicvoid OnClick (View v) {

intentintent = new Intent ();

Intent.setclass (mainactivity.this,test1activity.class);

Intent.putextra ("str", "come from First activity");

startactivity (intent);

}

});

//checkbox Settings and Response events

Finalcheckbox Check_button = (CheckBox) Findviewbyid (r.id.checkbox1);

Check_button.setonclicklistener (Newonclicklistener () {

@Override

publicvoid OnClick (View v) {

Tx.settext (check_button.ischecked ()? " Selected ":" unchecked ");

}

});

//togglebutton Settings and Response events

Finaltogglebutton ToggleButton = (ToggleButton) Findviewbyid (R.id.togglebutton1);

Togglebutton.setoncheckedchangelistener (Newoncheckedchangelistener () {

@Override

publicvoid oncheckedchanged (Compoundbutton buttonview,boolean isChecked) {

tx.settext (isChecked? " ) Selected ":" unchecked ");

}

});

// radio button radiogroup settings and Response events

Finalradiogroup Group = (radiogroup) Findviewbyid (r.id.radiogroup1);

// Clear Selection

Group.clearcheck ();

Group.setoncheckedchangelistener (Newradiogroup.oncheckedchangelistener () {

@Override

publicvoid oncheckedchanged (radiogroup Group, int checkedid) {

if (checkedid!=-1) {

RADIOBUTTONRB = (RadioButton) Findviewbyid (checkedid);

if (rb!=null) {

Tx.settext ("Youchose:" +rb.gettext ());

}

}

}

});

// drop-down list Spinner settings and Response events

<spinner

android:id= "@+id/spinner1"

android:layout_width= "Match_parent"

android:layout_height= "Wrap_content"

android:entries= "@array/colors"

android:prompt= "@string/spin_prompt"/>

Use the contents of the array to specify the Spinner data source

Spin= (Spinner) Findviewbyid (r.id.spinner1);

Spin.setonitemselectedlistener (Newonitemselectedlistener () {

@Override

publicvoid onitemselected (adapterview<?> arg0, View arg1,

intarg2, Long Arg3) {

textviewtvn= (TextView) arg1;// get the TextView

if (tvn!=null) {

Tx.settext (Tvn.gettext (). toString ());

}

}

@Override

publicvoid onnothingselected (adapterview<?> arg0) {

//todo auto-generated Method Stub

}

});

Android Basic Controls use