我在这个类中实现了函数onTouchListener错误onDraw我把大写字母和小写字母放在函数名的第一个不清楚，它显示
删除 @override 注释
public class bsdselect extends Activity implements View.OnTouchListener {
private ScaleGestureDetector mScaleDetector;
final ArrayList<HashMap<String, String>> dataList = new ArrayList<HashMap<String, String>>();
private float mScaleFactor = 1.f;
static String items;
static String items1;
static String dates;
static String finalDate;
int a,r,g,b;
ListView lv;
TextView text1;
String COLOR;
String GRPNAME;
String QTY ;
String BUDGET;
String STOCK;
String DIFF;
String DIFF_P;
TextView title;
//protected Activity context;
/* JSON Node names */
private static final String TAG_JSONDataResult = "JSONDataResult";
private static final String TAG_GRPNAME = "GRPNAME";
private static final String TAG_QNT = "QTY";
private static final String TAG_BUDGET = "BUDGET";
private static final String TAG_STOCK = "STOCK";
private static final String TAG_DIFF = "DIFF";
private static final String TAG_DIFF_P = "DIFF_P";
private static final String TAG_COLOR = "COLOR";
// contacts JSONArray
//JSONArray contacts = null;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.bsdselect);
//lv1=(ListView)findViewById(R.id.list1);
lv=(ListView)findViewById(R.id.listbsd);
title=(TextView)findViewById(R.id.title);
Bundle b=this.getIntent().getExtras();
items=b.getString("item");
items1=b.getString("item1");
dates=b.getString("date");
String topic=items+"/"+items1;
title.setText(topic);
SimpleDateFormat dateFormat = new SimpleDateFormat(
"yyyy-MM-dd");
Date myDate = null;
try {
myDate = dateFormat.parse(dates);
} catch (ParseException e) {
e.printStackTrace();
}
SimpleDateFormat timeFormat = new SimpleDateFormat("yyyy-MM-dd");
finalDate = timeFormat.format(myDate);
torun();
}
public void torun() {
String myUrl;
myUrl = String.format("http://192.168.2.16/RestServicebsd/RestServiceImpl.svc/jsons/?Location=%s&GROUP=%s&asondate=%s",items.replaceAll(" ","%20"),items1.replaceAll(" ","%20"),finalDate);
// String url0 = "http://192.168.2.16/RestServicebsd/RestServiceImpl.svc/jsons/?Location=Arihant Wanarpet&GROUP=ArihantShowroom&asondate=2013-2-24".replaceAll("","%20");
// Hashmap for ListView
// final ArrayList<HashMap<String, String>> dataList = new ArrayList<HashMap<String, String>>();
// Creating JSON Parser instance
JSONParser jParser = new JSONParser();
// getting JSON string from URL
try {
JSONObject json1 = jParser.getJSONFromUrl(myUrl);
// Getting Array of Contacts
JSONArray list = json1.getJSONArray(TAG_JSONDataResult);
// looping through All Contacts
JSONObject c = null;
for(int i = 0; i < list.length(); i++){
c = list.getJSONObject(i);
// Storing each json item in variable
GRPNAME = c.getString(TAG_GRPNAME);
QTY = c.getString(TAG_QNT);
BUDGET = c.getString(TAG_BUDGET);
STOCK = c.getString(TAG_STOCK);
DIFF = c.getString(TAG_DIFF);
DIFF_P = c.getString(TAG_DIFF_P);
COLOR = c.getString(TAG_COLOR);
// creating new HashMap
HashMap<String, String> map = new HashMap<String, String>();
// adding each child node to HashMap key => value
map.put(TAG_GRPNAME, GRPNAME);
map.put(TAG_QNT, QTY);
map.put(TAG_BUDGET, BUDGET);
map.put(TAG_STOCK, STOCK);
map.put(TAG_DIFF, DIFF);
map.put(TAG_DIFF_P, DIFF_P);
map.put(TAG_COLOR,COLOR);
// adding HashList to ArrayList
dataList.add(map);
c=null;
}
} catch (JSONException e) {
e.printStackTrace();
}
/**
* Updating parsed JSON data into ListView
* */
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
MenuInflater menuInflater = getMenuInflater();
getMenuInflater().inflate(R.menu.main, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item)
{
switch (item.getItemId())
{
case R.id.menu_Exit:
// Single menu item is selected do something
// Ex: launching new activity/screen or show alert message
//Toast.makeText(AndroidMenusActivity.this, "Bookmark is Selected", Toast.LENGTH_SHORT).show();
finish();
return true;
default:
return super.onOptionsItemSelected(item);
}
}
public void MyCustomView(Context mContext){
//...
//Your view code
//...
onZoom();
mScaleDetector = new ScaleGestureDetector(getBaseContext(), new ScaleListener());
}
private void onZoom() {
// TODO Auto-generated method stub
ListAdapter adapter = new SimpleAdapter(this, dataList,
R.layout.list_item,
new String[] { TAG_GRPNAME, TAG_QNT, TAG_BUDGET, TAG_STOCK, TAG_DIFF, TAG_DIFF_P, },
new int[] {
R.id.l2, R.id.l3, R.id.l4, R.id.l5, R.id.l6, R.id.l7}){
@Override
public View getView(int position, View convertView, ViewGroup parent) {
View v = convertView;
if (v == null) {
LayoutInflater vi = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);
v = vi.inflate(R.layout.list_item, null);
}
text1 = (TextView) v.findViewById(R.id.l7);
String rgbColor= dataList.get(position).get(TAG_COLOR);
String[] ARGB = rgbColor.split(" ");
a=Integer.parseInt(ARGB[0]);
r=Integer.parseInt(ARGB[1]);
g=Integer.parseInt(ARGB[2]);
b=Integer.parseInt(ARGB[3]);
text1.setBackgroundColor(Color.rgb(r, g, b));
return super.getView(position, v, parent);
}
};
lv.setAdapter(adapter);
}
@Override
public boolean onTouch(View v, MotionEvent event) {
// TODO Auto-generated method stub
mScaleDetector.onTouchEvent(event);
v.invalidate();
return super.onTouchEvent(event);
}
@Override
public void onDraw(Canvas canvas) {
super.onDraw(canvas);
canvas.save();
canvas.scale(mScaleFactor, mScaleFactor);
//...
//Your onDraw() code
//...
lv.draw(canvas);
canvas.restore();
}
private class ScaleListener extends ScaleGestureDetector.SimpleOnScaleGestureListener {
@Override
public boolean onScale(ScaleGestureDetector detector) {
mScaleFactor *= detector.getScaleFactor();
// Don't let the object get too small or too large.
mScaleFactor = Math.max(0.1f, Math.min(mScaleFactor, 5.0f));
// v.invalidate();
return true;
}
}
}