计算机系统综合课程设计-实验报告标准格式(4)

import android.widget.ImageView; import android.widget.TextView; public class MainActivity extends Activity { private GridView gvInfo; private String[] titles = new String[] { \新增支出\新增收入\我的支出\我的收入\数据管理\密码管理\收支便签\退出\ private int[] images = new int[] { R.drawable.addoutaccount, R.drawable.addinaccount, R.drawable.outaccountinfo, R.drawable.inaccountinfo, R.drawable.showinfo, R.drawable.sysset, R.drawable.accountflag, R.drawable.exit }; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); gvInfo = (GridView) findViewById(R.id.gvInfo); PictureAdapter adapter = new PictureAdapter(titles, images, this); gvInfo.setAdapter(adapter); gvInfo.setOnItemClickListener(new OnItemClickListener() { @Override public void onItemClick(AdapterView arg0, View arg1, int arg2, long arg3) { Intent intent = null; switch (arg2) { case 0: 15

intent = new Intent(MainActivity.this, AddOutaccount.class);

startActivity(intent); break; case 1: intent = new Intent(MainActivity.this, AddInaccount.class);

startActivity(intent); break; case 2: intent = new Intent(MainActivity.this, Outaccountinfo.class); Intent startActivity(intent); break; case 3: intent = new Intent(MainActivity.this, Inaccountinfo.class); startActivity(intent); Inaccountinfo break; case 4: intent = new Intent(MainActivity.this, Showinfo.class); startActivity(intent); break; case 5: intent = new Intent(MainActivity.this, Sysset.class); startActivity(intent); break; case 6: intent = new Intent(MainActivity.this, Accountflag.class);

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startActivity(intent); break; case 7: finish(); } } }); } } class PictureAdapter extends BaseAdapter { private LayoutInflater inflater; private List pictures; public PictureAdapter(String[] titles, int[] images, Context context) { super(); pictures = new ArrayList(); inflater = LayoutInflater.from(context); for (int i = 0; i < images.length; i++) { Picture picture = new Picture(titles[i], images[i]);

pictures.add(picture); } } @Override public int getCount() { if (null != pictures) { return pictures.size(); } else { 17

return 0; } } @Override public Object getItem(int arg0) { return pictures.get(arg0); } @Override public long getItemId(int arg0) { return arg0; } @Override public View getView(int arg0, View arg1, ViewGroup arg2) { ViewHolder viewHolder; if (arg1 == null) { arg1 = inflater.inflate(R.layout.gvitem, null); viewHolder = new ViewHolder(); viewHolder.title = (TextView) arg1.findViewById(R.id.ItemTitle); viewHolder.image = (ImageView) arg1.findViewById(R.id.ItemImage); arg1.setTag(viewHolder); } else { viewHolder = (ViewHolder) arg1.getTag(); } viewHolder.title.setText(pictures.get(arg0).getTitle()); viewHolder.image.setImageResource(pictures.get(arg0).getImageId()); 18

return arg1; } } class ViewHolder { public TextView title; public ImageView image; } class Picture { private String title; private int imageId; public Picture() { super(); } public Picture(String title, int imageId) { super(); this.title = title; this.imageId = imageId; } public String getTitle() { return title; } public void setTitle(String title) { this.title = title; 19

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