android-fragmentactivity

This question already has an answer here: Explanation of “ClassCastException” in Java 11 answers Here is my problem. Below is my class (Events.java) below it is the error. I continue to run my code on my phone but continue to get that error. I don't know what exactly the problem is and I don't know how to fix it. I tried everything I looked up but kept getting errors. Please help I'm a noob obviously. package com.androidapp.restart; import android.app.Fragment; import android.app.LoaderManager; import android.app.ProgressDialog; import android.content.ContentUris; import android.content

I am new to Android development. I got an issue. I tried the last couple of hour but I can't figure out this. if so I got a popular question. IllegalStateException: Can not perform this action after onSaveInstanceState with ViewPager but failed because of the lack of Android development experience. Here is code: @Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { if (requestCode == 1) { if(resultCode == RESULT_OK) { MyCustomDialogFragment newPopup = new MyCustomDialogFragment(); newPopup.setMyClickListener(MainActivity.this); FragmentManager

I've got a problem, using gradient in background for listview's items inside fragment activity (using ABS). So, first of all I've got a background, that is succesfully using in other application. It has a gradient from (r = g = b = 91) to (r = g = b = 81). And thats how it looks in simple activity: And thats how it looks inside fragment activity: At first I think that it is very big gradient and I did a gradient only for 2 points, from (r = g = b = 80) to (r = g = b = 78). And thats what I gоt: I'm still want to use gradients in listview's items backgrounds in order items not seemed to be

I am trying to create a dialogfragment with a listview inside of it and I used the accepted answer from this question to do it How to display an existing ListFragment in a DialogFragment But I am getting an Error inflating class fragment when I try to open the fragment dialog and the app crashes Below is the dialog_fragment_with_list_fragment layout <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" > <fragment android:id="@+id

I do have lots of plain old activity-based apps in the Play Store. Since two days I try to do my first steps with Fragments. I still don't get it. I've read mostly all docs and blogs and guides about Fragments but my stupid simple test app refuses to start with an ClassNotFoundException on MyActivity. So here's what I did so far: The starting FragmentActivity called MyActivity: public class MyActivity extends FragmentActivity { @Override public void onCreate(Bundle bundle) { super.onCreate(bundle); setContentView(R.layout.myactivity); } } Here's the layout/myactivity.xml: <LinearLayout xmlns

I'm facing the problem about removing Fragment in SDK < 24. removeFragment() FragmentTransaction frgTrans = fragmentMng.beginTransaction(); MyFragment myFrg = (MyFragment) fragmentMng.findFragmentByTag(TAG_MY_FRAGMENT); frgTrans.remove(myFrg).commit(); getFragment() MyFragment myFrg = (MyFragment) fragmentMng.findFragmentByTag(TAG_MY_FRAGMENT); if (myFrg == null ) { // Do sth } // But I checked that myFrg is NOT NULL ??? Furthermore, this problem only happened in SDK < 24 ( Android 5,6 ). What's difference things between Android SDK < 24 and 24 above ? I also try to call commitNow() for