what is the difference between add and replace in fragment in android
In general, the Android documentation is good, but sometimes inconsistent in terminology when read closely. This post gives a brief overview of Transitions and introduces the new Activity & Fragment transition APIs that were added in Android 5.0 Lollipop. We deploy all printer using GPP's. At first, I defined the fragment statically in layout file and when I tried to change it dynamically I received an error. fragmentTransaction.addToBackStack(name); fragmentTransaction.replace(containerViewId, fragment, tag); fragmentTransaction.add(containerViewId, fragment, tag); What does it mean to replace an already existing fragment, and adding a fragment to the activity state, and adding The FragmentManager class and the FragmentTransaction class allow you to add, remove and replace fragments in the layout of your activity at runtime. You call replace(), instead of add, which removes the fragment currently in the container and then adds the new Fragment. Example generated fragment in Android Studio. Dynamically. The "add" method also implies that you're adding the fragment "to the activity", whereas replace talks about removing and adding "to the container". Dynamic Layouts using the Fragment Manager. Replacing one fragment with another in Android dynamically. Android Tabs with Fragments. Application memory leak Memory Analysis Tool in android studio. Instead, a fragment has a view inside it. You can only replace fragments that you added dynamically. Fragments overlapping on replace. I needed to replace fragment in an Android application when I was using Tab bar and I needed to change fragment when tab bar is changed. I understand the basic difference between Create, update and replace now my questions is as An Android fragment is not by itself a subclass of View which most other GUI components are. Android Fragments - Learn Android Programming and how to develop android ... A Fragment is a piece of an activity ... You can add or ##4 Adding an Android Button to our Fragment. In this article we will see a basic overview of the overall steps needed to work with fragments in Android ... between multiple fragments. ... the tabs switch between fragments perfectly. Our fragment is awfully boring now so lets add a button and some interactivity. Opening the "fragment_blank.xml" layout file, you should see the following: (Just a simple FrameLayout with a TextView stating "Hello blank fragment.") Demonstration of hiding and showing fragments. It is this view which is eventually displayed inside the activity in which the fragment lives. The second way is by adding the fragment dynamically in Java using the FragmentManager. replace removes the existing fragment and adds a new fragment.. but add retains the existing fragments and adds a new fragment that means existing fragment will be active and they wont be in 'paused' state hence when a back button is pressed onCreateView() is not called for the existing fragment(the fragment which was there before new fragment In this article we will see a basic overview of the overall steps needed to work with fragments in Android Applications. ... How does Android now which fragment_layout.xml to use? Youll find that this code is similar to your first transaction which added the list to MainActivity, but there are also some notable differences. Fragment Navigation Drawer; Free Android ... add new topics and keep ... Make sure that all the fragments extend from android.support.v4.app.Fragment. Difference between Add and replace fragment. An Android fragment is a GUI component which can "live" inside an Activity. ButWhat kind of operation we can perform inside the Android fragment transaction?Well we can: add a new fragment; replace an existing fragment