2019獨角獸企業重金招聘Python工程師標準>>>

public class ReaderActivity extends Activity {private ShelfAdapter mAdapter;// 書架列表private ListView shelf_list;private Button shelf_image_button;@Overridepublic void onCreate(Bundle savedInstanceState){super.onCreate(savedInstanceState);setContentView(R.layout.shelf);init();mAdapter = new ShelfAdapter();// new adapter對象才能用shelf_list.setAdapter(mAdapter);}private void init(){shelf_image_button = (Button) findViewById(R.id.shelf_image_button);shelf_list = (ListView) findViewById(R.id.shelf_list);}// ShelfAdapter類 繼承BaseAdapterpublic class ShelfAdapter extends BaseAdapter{// 假設數據int[] size = new int[10];// 構造函數public ShelfAdapter(){}@Overridepublic int getCount(){if (size.length > 3){return size.length;} else{return 3;}}@Overridepublic Object getItem(int position){return size[position];}@Overridepublic long getItemId(int position){return position;}// 得到新生的視圖@Overridepublic View getView(int position, View convertView, ViewGroup parent){// 生成布局適配器LayoutInflater layout_inflater = (LayoutInflater) ReaderActivity.this.getSystemService(Context.LAYOUT_INFLATER_SERVICE);//生成新的ViewView layout = layout_inflater.inflate(R.layout.shelf_list_item,null);Button button_1, button_2, button_3;button_1 = (Button) layout.findViewById(R.id.button_1);button_2 = (Button) layout.findViewById(R.id.button_2);button_3 = (Button) layout.findViewById(R.id.button_3);// 為button設置監聽button_1.setOnClickListener(new ButtonOnClick());button_2.setOnClickListener(new ButtonOnClick());button_3.setOnClickListener(new ButtonOnClick());return layout;}};public class ButtonOnClick implements OnClickListener{@Overridepublic void onClick(View v){switch (v.getId()){case R.id.button_1:Toast.makeText(ReaderActivity.this, "button1",Toast.LENGTH_SHORT).show();break;case R.id.button_2:Toast.makeText(ReaderActivity.this, "button2",Toast.LENGTH_SHORT).show();break;case R.id.button_3:Toast.makeText(ReaderActivity.this, "button3",Toast.LENGTH_SHORT).show();break;}}} }

轉載:http://www.adobex.com/android/source/details/00000397.htm

轉載于:https://my.oschina.net/androidcode/blog/104724

超強干貨來襲 云風專訪：近40年碼齡，通宵達旦的技術人生

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