onclicklistener

[Solved] Using onClickListerner() on EditText in Android [closed]

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you don’t need onClickListener for EditText, it is mainly needed for buttons. For EditText you can use setOnTouchListener. Then in onTouch check whether previous fields are filled. If not, show error else do the calculation. Read the basics first before trying to develop any app otherwise you will miss many important concepts. 2 solved Using … Read more

[Solved] how to validate view visibility on button click listener

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Use this it works….. create boolean variable as global within class but outside methods. boolean flag=true; and add this clicked method. @Override public void onClick(View v) { if (flag){ power.setVisibility(View.GONE); flag=false; } else { flag=true; power.setVisibility(View.VISIBLE);} } }); mute always visible , because you performing visibility with power that why the result coming same. enjoy … Read more

[Solved] OnClickListner unfortunately has stopped

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The views of a dialog cannot be accessed directly. Please do like this:- final AlertDialog dialog = new AlertDialog.Builder(this, R.style.Theme_AppCompat_Light_Dialog_Alert); dialog.setContentView(R.layout.popup); groceryItem = view.findViewById(R.id.groceryItem); //Similarly, do for other views 2 solved OnClickListner unfortunately has stopped

[Solved] Attempt to invoke virtual method ‘void android.widget.Button.setOnClickListener(android.view.View$OnClickListener)’ on a null object reference

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Attempt to invoke virtual method ‘void android.widget.Button.setOnClickListener(android.view.View$OnClickListener)’ on a null object reference solved Attempt to invoke virtual method ‘void android.widget.Button.setOnClickListener(android.view.View$OnClickListener)’ on a null object reference

[Solved] Cardview onclick opens a new activity

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you can send id with Intent.putExtra and then get it with Intent.getIntExtra in your activity and provide your data in activity Here is an example that sending id and index to MyActtivity if youre using ListView: AdapterView.OnItemClickListener onItemClickListener = new AdapterView.OnItemClickListener() { @Override public void onItemClick(AdapterView<?> parent, View view, int position, long id) { Intent … Read more

[Solved] How to add OnItemClick Listener on recycler view [duplicate]

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Create a custom interface class like this public interface ClickInterface { public void recyclerviewOnClick(int position); } implement it in your Fragment and initialize the interface YourFragment extends Fragment implements ClickInterface{ private ClickInterface listner; ——- Your oncreateView ——– listner=this; //Now pass this in your adapter } In your adapter constructor get this listner like this public … Read more

[Solved] How to implement two OnClickListeners on RecyclerView item click?

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Remove below code from RecyclerView.ViewHolder @Override public void onClick(View v) { listener.onItemClick(v, getAdapterPosition()); } And add listner event in “itemView” click as below: ((SelectedProjectItemHolder) holder).itemView.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { if(listener != null){ listener.onItemClick(v, getAdapterPosition()); } dataSet.remove(listPosition); dataSet.add(listPosition, unselectedCards.get(listPosition)); notifyItemChanged(listPosition); } }); solved How to implement two OnClickListeners on RecyclerView item click?

[Solved] How to make every content of a Relative Layout clickable in android

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Implement onClickListener to each and every View. Simplest way will be <TextView android:background=”#CCCCCC” android:layout_width=”wrap_content” android:layout_height=”wrap_content” android:text=”Rate: ?” android:textColor=”#FF0000″ android:textStyle=”bold” android:textSize=”20dp” android:id=”@+id/textView2″ android:layout_alignBottom=”@+id/gvImage” android:layout_alignParentLeft=”true” android:layout_alignParentStart=”true” onclick=”executeTextViewClick” /> And in java class declare a function as follows. public void executeTextViewClick(View view){ //Toast here or navigate to other activity } 2 solved How to make every content of … Read more