我想在滚动视图中创建动态图像视图和按钮所以我想获得被点击项目的id它是动态创建的我怎么才能得到这个这是我的代码
公共类TestActivity扩展Activity实现OnClickListener{
private static final String TAG_DATA="data";
private static final String TAG_ADVERTISE="advertisments";
private static final String TAG_ADVERTISEID="advt_id";
String advertiseid;
private static final String TAG_SHOWTEXT="showtext";
String showtext;
private static final String TAG_PRODUCTINFO="product_info";
String productinfo;
private static final String TAG_THUMBIMAGE="thumbsrc";
String thumbimage;
private static final String TAG_DISTANCE="distance";
String distance;
private static final String TAG_STIPCIATED="stipciated";
String stipciated;
ArrayList<HashMap<String, String>> listadvertise = new ArrayList<HashMap<String,String>>();
ArrayList<HashMap<String, String>> listadvertise1 = new ArrayList<HashMap<String,String>>();
ArrayList<HashMap<String, String>> listadvertise2 = new ArrayList<HashMap<String,String>>();
// Webservice parameter for home advertise
String url;
String fbid;
String latitude;
String longitude;
String passdistance;
String offset;
// Webservice parameter for stipciated advertise
String userid;
String stipciate;
int screenheight;
int screenwidth;
AlertDialog alertDialog;
private ProgressDialog progressDialog;
ImageView imagemenu;
ScrollView scrollView3;
ImageView im;
LinearLayout homelistlayout1;
LinearLayout homelistlayout2;
public static final int img=50000;
@Override
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.test);
alertDialog = new AlertDialog.Builder(this).create();
DisplayMetrics screensize= new DisplayMetrics();
getWindowManager().getDefaultDisplay().getMetrics(screensize);
screenheight=screensize.heightPixels;
screenwidth=screensize.widthPixels;
Log.e("Screen Height","---->"+screenheight);
Log.e("Screen Width ","---->"+screenwidth);
RelativeLayout headerlLayout = (RelativeLayout)findViewById(R.id.headerlayout);
headerlLayout.setLayoutParams(new RelativeLayout.LayoutParams(LayoutParams.FILL_PARENT,((screenwidth*8)/100)+10));
if(CheckConnection.getInstance(this).isOnline(this))
{
// new HomeAsyncTask().execute("");
}
else
{
alert();
}
imagemenu=(ImageView)findViewById(R.id.imagemenu);
imagemenu.setOnClickListener(new OnClickListener()
{
public void onClick(View v)
{
Intent i = new Intent(TestActivity.this,HorizontalActivity.class);
startActivity(i);
}
});
scrollView3=(ScrollView)findViewById(R.id.scrollview3);
scrollView3.post(new Runnable() {
public void run()
{
scrollView3.scrollTo(0, 200);
}
});
homelistlayout1=(LinearLayout)findViewById(R.id.homelistlayout1);
homelistlayout1.setPadding(0, 100, 0, 0);
homelistlayout2=(LinearLayout)findViewById(R.id.homelistlayout2);
for(int i=0;i<12;i++)
{
im= new ImageView(TestActivity.this);
im.setLayoutParams(new LinearLayout.LayoutParams(200, 200));
if(i%2==0)
{
im.setImageResource(R.drawable.adv);
im.setId(i);
homelistlayout1=(LinearLayout)findViewById(R.id.homelistlayout1);
homelistlayout1.addView(im);
}
else
{
im.setImageResource(R.drawable.adv2);
im.setId(i);
homelistlayout2=(LinearLayout)findViewById(R.id.homelistlayout2);
homelistlayout2.addView(im);
}
}
im.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
ImageView iv=(ImageView) v;
Log.e("sfas","-->"+iv.getId());
}
});
}
}
public void onClick(View v) {
Log.e("Clicked","----->"+v.getId());
switch (v.getId())
{
case img:
Log.e("Clicked","----->"+v.getId());
break;
default:
break;
}
}
}
只是需要修改你的代码,
- 你必须在ImageView的for循环中添加
im.setOnClickListener(this);
。 -
删除下面的方法
im.setOnClickListener(new OnClickListener() { public void onClick(View v) { ImageView iv=(ImageView) v; Log.e("sfas","-->"+iv.getId()); } });
-
Override onClick()因为你已经在你的Activity中实现了
onClickcListener
看下面的代码,(并与你的代码匹配,以了解实际问题)
public class TestActivity extends Activity implements OnClickListener
{
private static final String TAG_DATA="data";
private static final String TAG_ADVERTISE="advertisments";
private static final String TAG_ADVERTISEID="advt_id";
String advertiseid;
private static final String TAG_SHOWTEXT="showtext";
String showtext;
private static final String TAG_PRODUCTINFO="product_info";
String productinfo;
private static final String TAG_THUMBIMAGE="thumbsrc";
String thumbimage;
private static final String TAG_DISTANCE="distance";
String distance;
private static final String TAG_STIPCIATED="stipciated";
String stipciated;
ArrayList<HashMap<String, String>> listadvertise = new ArrayList<HashMap<String,String>>();
ArrayList<HashMap<String, String>> listadvertise1 = new ArrayList<HashMap<String,String>>();
ArrayList<HashMap<String, String>> listadvertise2 = new ArrayList<HashMap<String,String>>();
// Webservice parameter for home advertise
String url;
String fbid;
String latitude;
String longitude;
String passdistance;
String offset;
// Webservice parameter for stipciated advertise
String userid;
String stipciate;
int screenheight;
int screenwidth;
AlertDialog alertDialog;
private ProgressDialog progressDialog;
ImageView imagemenu;
ScrollView scrollView3;
private ListView listViewLeft;
private ListView listViewRight;
int[] leftViewsHeights;
int[] rightViewsHeights;
ImageView im;
LinearLayout homelistlayout1;
LinearLayout homelistlayout2;
public static final int img=50000;
@Override
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.test);
alertDialog = new AlertDialog.Builder(this).create();
DisplayMetrics screensize= new DisplayMetrics();
getWindowManager().getDefaultDisplay().getMetrics(screensize);
screenheight=screensize.heightPixels;
screenwidth=screensize.widthPixels;
Log.e("Screen Height","---->"+screenheight);
Log.e("Screen Width ","---->"+screenwidth);
RelativeLayout headerlLayout = (RelativeLayout)findViewById(R.id.headerlayout);
headerlLayout.setLayoutParams(new RelativeLayout.LayoutParams(LayoutParams.FILL_PARENT,((screenwidth*8)/100)+10));
if(CheckConnection.getInstance(this).isOnline(this))
{
// new HomeAsyncTask().execute("");
}
else
{
alert();
}
imagemenu=(ImageView)findViewById(R.id.imagemenu);
imagemenu.setOnClickListener(new OnClickListener()
{
public void onClick(View v)
{
Intent i = new Intent(TestActivity.this,HorizontalActivity.class);
startActivity(i);
}
});
scrollView3=(ScrollView)findViewById(R.id.scrollview3);
scrollView3.post(new Runnable() {
public void run()
{
scrollView3.scrollTo(0, 200);
}
});
homelistlayout1=(LinearLayout)findViewById(R.id.homelistlayout1);
homelistlayout1.setPadding(0, 100, 0, 0);
homelistlayout2=(LinearLayout)findViewById(R.id.homelistlayout2);
for(int i=0;i<12;i++)
{
im= new ImageView(TestActivity.this);
im.setLayoutParams(new LinearLayout.LayoutParams(200, 200));
im.setOnClickListener(this);
if(i%2==0)
{
im.setImageResource(R.drawable.adv);
im.setId(i);
homelistlayout1=(LinearLayout)findViewById(R.id.homelistlayout1);
homelistlayout1.addView(im);
}
else
{
im.setImageResource(R.drawable.adv2);
im.setId(i);
homelistlayout2=(LinearLayout)findViewById(R.id.homelistlayout2);
homelistlayout2.addView(im);
}
}
}
}
@Override
public void onClick(View v) {
Log.e("Clicked","----->"+v.getId());
switch (v.getId())
{
case 1:
Log.e("Clicked","----->"+v.getId());
break;
case 2:
break;
.
.
.
default:
break;
}
}
你可以在创建视图时使用setId()
,然后这就是他的ID。http://developer.android.com/reference/android/view/View.html setId (int)
您正在使用im.setId(i);
设置ImageView
的ID。所以ID就是i的值,你可以在某个地方跟踪这个。
另外,请只发布相关的代码片段,而不是整个类