spinner下拉框組件

標籤：android   style   blog   color   io   ar   cti   div   

方法一代碼如下：

<string-array name="city_name">        <item>浙江</item>        <item>上海</item>        <item>北京</item>    </string-array>

 

<Spinner         android:id="@+id/citySelect"        android:layout_width="fill_parent"        android:layout_height="wrap_content"        android:entries="@array/city_name"        />

entries="@array/city_name"指定數組資源

方法二適配器設定：

    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        mCitySelect = (Spinner) findViewById(R.id.citySelect);            mCitySelect2 = (Spinner) findViewById(R.id.citySelect2);        String arr[] = {"孫悟空", "豬八戒", "唐曾"};        adapter = new ArrayAdapter<String>(this, android.R.layout.simple_gallery_item, arr);        //為適配器設定下拉樣式        adapter.setDropDownViewResource(android.R.layout.simple_selectable_list_item);        mCitySelect2.setAdapter(adapter);                mCitySelect2.setOnItemSelectedListener(this);    }    @Override    public boolean onCreateOptionsMenu(Menu menu) {        getMenuInflater().inflate(R.menu.main, menu);        return true;    }    @Override    public void onItemSelected(AdapterView<?> arg0, View arg1, int arg2,            long arg3) {        mTxtShow = (TextView) findViewById(R.id.txtShow);        mTxtShow.setText("您選擇的是："+adapter.getItem(arg2));    }