我已经以编程方式创建了寻呼机片段，我可以在滑动时看到两个片段的视图，但问题是当我在任何片段中执行点击事件时，我的第二个片段变为空白view of fragment on load和{{3 }}
activity code
public class FullScreenActivity extends AppCompatActivity {
InkPageIndicator indicator;
ViewPagerAdapter adapter;
Handler handler;
Timer timer;
Runnable runnable;
FragmentManager frgManager;
FragmentTransaction frgTransaction;
Fragment fragment;
private ContextMenuDialogFragment mMenuDialogFragment;
CoordinatorLayout main_content;
private MyFragmentPagerAdapter mMyFragmentPagerAdapter;
ViewPager mViewPager;
private Toolbar toolbar;
private String catId;
private String mode;
private int matrix_count;
private int matrix_position;
private String sort;
private String productId;
private ArrayList<Products> productList = new ArrayList<Products>();
private String table = "";
private NetworkCommunication net;
private int data = 10;
private String catalogueId = "",
orderId = "";
private TextView mTitle;
private String product_id = "";
private int navigationBg, navigationfg, bottombarbg, bottombarfg;
private String itemCode;
private HashMap<String, String> filterSendMap;
private String id = "";
private ArrayList<Cart.Product> cartProductList;
private ArrayList<Cart.Product> checkboxes;
private String cartId = "";
private String whichMaster = "";
private ArrayList<String> catalogue_keys;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
if (SingletonClass.getinstance() != null)
if
(SingletonClass.getinstance().screenshot.equalsIgnoreCase("not_allowed")) {
getWindow().setFlags(WindowManager.LayoutParams.FLAG_SECURE, WindowManager.LayoutParams.FLAG_SECURE);
}
setContentView(R.layout.activity_full_screen);
if (SingletonClass.getinstance() != null)
defineColors();
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
Window window = getWindow();
window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);
window.setNavigationBarColor(navigationBg);
window.setStatusBarColor(navigationBg);
}
toolbar = (Toolbar) findViewById(R.id.toolbar);
mTitle = (TextView) toolbar.findViewById(R.id.toolbar_title);
setSupportActionBar(toolbar);
toolbar.setBackgroundColor(navigationBg);
mTitle.setTextColor(navigationfg);
Drawable back = getResources().getDrawable(R.drawable.ic_back);
// colors
int color = getResources().getColor(R.color.textColorPrimary);
back.setColorFilter(navigationfg, PorterDuff.Mode.SRC_ATOP);
toolbar.setNavigationIcon(back);
toolbar.setNavigationOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
onBackPressed();
}
});
Intent intent = getIntent();
if (intent != null) {
mode = intent.getStringExtra("mode");
catId = intent.getStringExtra("cat_id");
productId = intent.getStringExtra("product_id");
// list = intent.getParcelableArrayListExtra("list");
matrix_count = intent.getIntExtra("matrix_count", 0);
sort = intent.getStringExtra("sort");
matrix_position = intent.getIntExtra("matrix_position", 0);
catalogueId = intent.getStringExtra("catalogue_id");
orderId = intent.getStringExtra("order_id");
id = intent.getStringExtra("id");
whichMaster = intent.getStringExtra("which_master");
filterSendMap = (HashMap<String, String>) intent.getSerializableExtra("filter_data");
if (mode.equals("UpdateCart")) {
product_id = intent.getStringExtra("product_id");
cartId = intent.getStringExtra("id");
cartProductList =
intent.getParcelableArrayListExtra("product_list");
checkboxes = intent.getParcelableArrayListExtra("checkboxes");
catalogue_keys = intent.getStringArrayListExtra("catalogue_keys");
}
Log.d("In FullScreen Activity", "mode :: " + mode);
}
intent = new Intent(FullScreenActivity.this, MyService.class);
if (isMyServiceRunning(MyService.class, this)) {
stopService(intent);
intent.putExtra("ScreenName", "Cart");
intent.putExtra("ProductId", productId);
intent.putExtra("Model", Build.MODEL);
startService(intent);
}
else {
intent.putExtra("ScreenName", "Cart");
intent.putExtra("ProductId", productId);
intent.putExtra("Model", Build.MODEL);
startService(intent);
}
mViewPager = (ViewPager) findViewById(R.id.pager);
net = new NetworkCommunication(this);
ConnectionDetector cd = new ConnectionDetector(this);
cd.isConnectingToInternet();
if (!cd.isConnectingToInternet()) {
runOnUiThread(new Runnable() {
public void run() {
showAlertDialog(FullScreenActivity.this, "Internet Connection", "You dont have internet connection", true);
}
});
} else {
table = "design_master"
}
@Override
public void onBackPressed() {
Fragment selectedFragment = getSupportFragmentManager().findFragmentByTag("android:switcher:" + R.id.pager + ":" + mViewPager.getCurrentItem());
// based on the current position you can then cast the page to the correct
// class and call the method:
FullScreenFragment ffragment = (FullScreenFragment) fragment;
if (selectedFragment.equals(ffragment)
&& ffragment.hasExpandedSheet())
{
ffragment.collapseSheet();
} else {
// handle by activity
super.onBackPressed();
}
}
public class FetchFullScreenTask extends AsyncTask<Void, Void, ArrayList<Products>> {
ArrayList<Products> list = null;
private ProgressDialog pdg;
@Override
protected void onPreExecute() {
super.onPreExecute();
pdg = ShowProgressDialog();
}
@Override
protected ArrayList<Products> doInBackground(Void... params) {
list =
net.fetchFullScreen(SingletonClass.getinstance().userId, productId, table, mode, catId, sort, "" + matrix_position, "" + data, catalogueId, orderId, filterSendMap, whichMaster);
//
currentPage = currentPage + 1;
return list;
}
@Override
public void onPostExecute(ArrayList<Products> data) {
Log.d("FetchFullScreenTask", "Running");
pdg.dismiss();
productList = data;
//Log.wtf("!!!1", "listsize" + productList.size());
// if (productList.size() >= matrix_position) {
Log.wtf("!!!1", "listsize" + productList.size());
mMyFragmentPagerAdapter = new MyFragmentPagerAdapter(getSupportFragmentManager(), productList, sort, matrix_position, catalogueId, catalogue_keys, whichMaster);
mViewPager.setAdapter(mMyFragmentPagerAdapter);
mMyFragmentPagerAdapter.notifyDataSetChanged();
mViewPager.setOffscreenPageLimit(1);
mViewPager.setCurrentItem(matrix_position);
//
}
}
}
//pager adapter
private class MyFragmentPagerAdapter extends FragmentPagerAdapter {
private String whichMaster = "";
private String sortmode, catalogueId;
private int page, myc_id;
private ArrayList<Products> productList;
private ArrayList<String> catalogue_keys;
public MyFragmentPagerAdapter(FragmentManager fm, ArrayList<Products> productList, String sortMode,
int page, String catalogueId, ArrayList<String> catalogue_keys, String whichMaster) {
super(fm);
this.productList = productList;
this.catalogue_keys = catalogue_keys;
this.sortmode = sortMode;
this.page = page;
this.catalogueId = catalogueId;
this.whichMaster = whichMaster;
Log.d("In Adapter", "page :: " + page);
Log.d("In Adapter", "mode :: " + mode);
Log.d("In Adapter", "whichMaster :: " + whichMaster);
}
@Override
public Fragment getItem(int position) {
// position = this.page;
if (mode.equals("simple") || mode.equals("homescreen") || mode.equals("my_catalogue") ||
mode.equals("filter") || mode.equals("UpdateCart") || mode.equals("all") ||
mode.equals("catalogue_filter") || mode.equals("all_filter") ||
mode.equals("order_filter") || mode.equals("order") || mode.equals("all_past_orders") ||
mode.equals("all_past_orders_filter")) {
frgManager = getSupportFragmentManager();
fragment = new FullScreenFragment(FullScreenActivity.this, mode, catId, productList, matrix_count, matrix_position, sort, catalogueId,
id, product_id, cartProductList, checkboxes, cartId, catalogue_keys, whichMaster);
return fragment;
} else {
Log.d("In FullScreenActivity", "mode :: " + mode);
return null;
}
}
@Override
public int getCount() {
if (mode.equals("simple") || mode.equals("homescreen") || mode.equals("my_catalogue") ||
mode.equals("filter") || mode.equals("UpdateCart") || mode.equals("all") ||
mode.equals("catalogue_filter") || mode.equals("all_filter") ||
mode.equals("order_filter") || mode.equals("order") || mode.equals("all_past_orders") ||
mode.equals("all_past_orders_filter")) {
// return matrix_count;
// } else if (mode.equals("homescreen") || mode.equals("UpdateCart")) {
return 1;
// } else if (mode.equals("filter")) {
// return productList.size();
} else {
return -1;
}
}
}
@Override
protected void onDestroy() {
// TODO Auto-generated method stub
super.onStop();
stopService(new Intent(this, MyService.class));
}
@NonNull
private ProgressDialog ShowProgressDialog() {
int navigationBg = Color.rgb(parseInt((SingletonClass.getinstance().fetchNavBgColor())[0].trim()),
parseInt((SingletonClass.getinstance().fetchNavBgColor())[1].trim()),
parseInt((SingletonClass.getinstance().fetchNavBgColor())[2].trim()));
DisplayMetrics displaymetrics = new DisplayMetrics();
getWindowManager().getDefaultDisplay().getMetrics(displaymetrics);
int height = displaymetrics.heightPixels;
int width = displaymetrics.widthPixels;
final ProgressDialog pdg = new ProgressDialog(this);
pdg.setMessage("please wait...");
pdg.requestWindowFeature(Window.FEATURE_NO_TITLE);
pdg.show();
Window window = pdg.getWindow();
window.setLayout(width / 3, width / 3);
window.setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));
window.setContentView(R.layout.progress_loader);
ImageView imgLoader = (ImageView) window.findViewById(R.id.progress_loader);
imgLoader.getDrawable().setColorFilter(navigationBg, PorterDuff.Mode.SRC_ATOP);
// // load the animation
// Animation animFadein = AnimationUtils.loadAnimation(getActivity(), R.anim.slide_in_left);
// imgLoader.startAnimation(animFadein);
pdg.setCancelable(false);
return pdg;
}
public void showAlertDialog(Context context, String title, String message, Boolean status) {
AlertDialog alertDialog = new AlertDialog.Builder(context).create();
alertDialog.setTitle(title);
alertDialog.setMessage(message);
Drawable alert = context.getResources().getDrawable(android.R.drawable.ic_dialog_alert);
alert.setColorFilter(Color.RED, PorterDuff.Mode.SRC_ATOP);
alertDialog.setIcon(alert);
alertDialog.setButton(DialogInterface.BUTTON_NEGATIVE, "Close", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
dialog.dismiss();
System.exit(1);
}
});
alertDialog.show();
}
}
CODE OF PAGER AND FRAGMENTS
public class SubProductPagerAdapter extends FragmentPagerAdapter {
public SubProductPagerAdapter(FragmentManager fm) {
super(fm);
fragementList = new ArrayList<Fragment>();
if (product != null)
Log.i("FullScreenFragment", "subProductCount = " + product.subProductCount);
else
Log.i("FullScreenFragment", "Product = " + product);
}
@Override
public int getCount() {
if (product != null) {
return product.subProductCount + 1;
} else {
return 0;
//return 1;
}
}
@Override
public Fragment getItem(int position) {
Fragment fragment = null;
// subProductCheckedList==null? ArrayList<boolean> subProductCheckedList.add(true) : subProductCheckedList;
if (product != null)
if (position == 0) {
if (mode.equalsIgnoreCase("UpdateCart"))
fragment = SubProductFragment.newInstance(product, position, cartProductList.get(position).product_id,
cartProductList.get(position).grossWt, cartProductList.get(position).netWt, cartProductList.get(position).karat,
cartProductList.get(position).diamond, cartProductList.get(position).sizee, cartProductList.get(position).piece,
cartProductList.get(position).quantity, cartProductList.get(position).remarks, cartProductList.get(position).tone,
cartProductList.get(position).certi, cartProductList.get(position).hallmark, subProductCheckedList);
else
fragment = SubProductFragment.newInstance(product, position, product_id, null, null, null, null, null, null, null, null, null, null, null, null);
} else {
if (mode.equalsIgnoreCase("UpdateCart"))
fragment = SubProductFragment.newInstance(product.subProductList.get(position - 1), position, cartProductList.get(position).product_id,
cartProductList.get(position).grossWt, cartProductList.get(position).netWt, cartProductList.get(position).karat,
cartProductList.get(position).diamond, cartProductList.get(position).sizee, cartProductList.get(position).piece,
cartProductList.get(position).quantity, cartProductList.get(position).remarks, cartProductList.get(position).tone,
cartProductList.get(position).certi, cartProductList.get(position).hallmark, subProductCheckedList);
else
fragment = SubProductFragment.newInstance(product.subProductList.get(position - 1), position, product_id, null, null, null, null, null, null, null, null, null, null, null, null);
}
fragementList.add(fragment);
return fragment;
}
@Override
public CharSequence getPageTitle(int position) {
if (product != null) {
if (position == 0) {
return product.category_name;
} else {
return product.subProductList.get(position - 1).category_name;
}
} else {
return "";
}
}
}
public static class SubProductFragment extends Fragment {
static SubProductFragment newInstance(Products product, int position, String product_id,
String gross_wt, String net_wt, String karat, String diamond,
String size, String piece, String quantityy, String remarks, String tone,
String certification, String hallmark, ArrayList<Boolean> subProductCheckedList)
{
SubProductFragment f = new SubProductFragment();
Bundle args = new Bundle();
args.putInt("page", position);
args.putParcelable("product", product);
if (mode.equals("UpdateCart")) {
args.putString("product_id", product_id);
args.putString("gross_wt", gross_wt);
args.putString("net_wt", net_wt);
args.putString("karat", karat);
args.putString("diamond", diamond);
args.putString("size", size);
args.putString("piece", piece);
args.putString("tone", tone);
args.putString("quantityy", quantityy);
args.putString("remarks", remarks);
args.putString("certi", certification);
args.putString("hallmark", hallmark);
args.putSerializable("productcheckedlist", subProductCheckedList);
}
f.setArguments(args);
return f;
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)
{
return inflater.inflate(R.layout.fragment_product_details, container, false);
}
@Override
public void onViewCreated(View view, Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
initialize(view, page);
try {
setData(product, page);
} catch (Exception e)
{
e.printStackTrace();
}
}
}
logcat的
06-06 11:17:33.373 19842-19842/com.triologic.jewelflowpro.vivaaz I/Choreographer: Skipped 36 frames! The application may be doing too much work on its main thread.
06-06 11:17:47.060 19842-19842/com.triologic.jewelflowpro.vivaaz D/PageIndicator: dot 1 fraction: 1.0
06-06 11:17:47.235 19842-19852/com.triologic.jewelflowpro.vivaaz W/art: Suspending all threads took: 5.442ms
06-06 11:17:59.203 19842-19842/com.triologic.jewelflowpro.vivaaz V/BoostFramework: BoostFramework() : mPerf = com.qualcomm.qti.Performance@de18b72
06-06 11:17:59.204 19842-19842/com.triologic.jewelflowpro.vivaaz V/BoostFramework: BoostFramework() : mPerf = com.qualcomm.qti.Performance@db14bc3
06-06 11:17:59.286 19842-19842/com.triologic.jewelflowpro.vivaaz V/BoostFramework: BoostFramework() : mPerf = com.qualcomm.qti.Performance@aecd89c
06-06 11:17:59.286 19842-19842/com.triologic.jewelflowpro.vivaaz V/BoostFramework: BoostFramework() : mPerf = com.qualcomm.qti.Performance@57ff2a5
06-06 11:18:02.673 19842-19976/com.triologic.jewelflowpro.vivaaz D/OpenGLRenderer: endAllActiveAnimators on 0x7f77452400 (RippleDrawable) with handle 0x7f98048540
06-06 11:18:08.072 19842-19842/com.triologic.jewelflowpro.vivaaz D/PageIndicator: dot 1 fraction: 1.0
06-06 11:18:29.072 19842-19842/com.triologic.jewelflowpro.vivaaz D/PageIndicator: dot 1 fraction: 1.0
06-06 11:18:50.702 19842-19842/com.triologic.jewelflowpro.vivaaz D/PageIndicator: dot 1 fraction: 1.0
06-06 11:19:02.727 19842-22602/com.triologic.jewelflowpro.vivaaz V/FA: Activity paused, time: 218137259
06-06 11:19:03.733 19842-22602/com.triologic.jewelflowpro.vivaaz D/FA: Application backgrounded. Logging engagement
06-06 11:19:03.761 19842-22602/com.triologic.jewelflowpro.vivaaz I/DynamiteModule: Considering local module com.google.android.gms.tagmanager:1 and remote module com.google.android.gms.tagmanager:9
06-06 11:19:03.761 19842-22602/com.triologic.jewelflowpro.vivaaz I/DynamiteModule: Selected remote version of com.google.android.gms.tagmanager, version >= 9
06-06 11:19:03.829 19842-22602/com.triologic.jewelflowpro.vivaaz W/GoogleTagManager: No container asset found in /assets/containers. Checking top level /assets directory for container assets.
06-06 11:19:03.840 19842-22602/com.triologic.jewelflowpro.vivaaz W/GoogleTagManager: Tag Manager's event handler WILL NOT be installed (no container loaded)
06-06 11:19:03.840 19842-22602/com.triologic.jewelflowpro.vivaaz I/GoogleTagManager: Tag Manager initilization took 26ms
06-06 11:19:03.851 19842-22602/com.triologic.jewelflowpro.vivaaz D/FA: Logging event (FE): _e, Bundle[{_o=auto, _et=102992}]
06-06 11:19:03.852 19842-22602/com.triologic.jewelflowpro.vivaaz V/FA: Using measurement service
06-06 11:19:03.852 19842-22602/com.triologic.jewelflowpro.vivaaz V/FA: Connecting to remote service
06-06 11:19:03.862 19842-22602/com.triologic.jewelflowpro.vivaaz D/FA: Connected to remote service
06-06 11:19:03.863 19842-22602/com.triologic.jewelflowpro.vivaaz V/FA: Processing queued up service tasks: 1
06-06 11:19:08.871 19842-22602/com.triologic.jewelflowpro.vivaaz V/FA: Inactivity, disconnecting from AppMeasurementService
06-06 11:19:11.717 19842-19842/com.triologic.jewelflowpro.vivaaz D/PageIndicator: dot 1 fraction: 1.0
06-06 11:19:32.716 19842-19842/com.triologic.jewelflowpro.vivaaz D/PageIndicator: dot 1 fraction: 1.0
06-06 11:19:53.719 19842-19842/com.triologic.jewelflowpro.vivaaz D/PageIndicator: dot 1 fraction: 1.0