android-tabs | 易学教程

How to dynamically set number of swipeable tabs in Action Bar with Fragments at runtime

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问题 I am referring this link for swipeable tabs using fragments. It worked for me, but what if I need to add the number of tabs dynamically and not pre assign the number of tabs? For instance, some of my logic gives me output at times 2 strings in anarray and at times 4 strings in an array. And according to the logic I need to set the number of tabs in action bar at runtime. How can I achieve this? Can anyone show me how to achieve what I need? 回答1: STEP 1: Define your TabsPagerAdapter as follows

Add FragmentTabHost inside fragment

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问题 I have an application with a side menu created from fragments. The problem comes when I want to create tabs in one of the fragments. I have tried many examples and not work for me. fragment_home.xml <android.support.v4.app.FragmentTabHost xmlns:android="http://schemas.android.com/apk/res/android" android:id="@android:id/tabhost" android:layout_width="match_parent" android:layout_height="match_parent"> <LinearLayout android:layout_width="match_parent" android:layout_height="match_parent"

onCreateView of second fragment (tab) is called while on the first

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I have 10 tabs in my activity . As soon as I open the activity the first fragment gets displayed but the method (AsyncTask) present in the next fragment gets called. And if I go to the next tab say 3rd tab then the method present in the 4th fragment gets called and so on. I don't understand this behavior. Please help! You must know how the viewPager works populating the fragment in the different positions When you start on the position 0, then the fragment on the position 0 and the one of the position 1 are created. Then when you swipe to the position 1 the fragment on the 2 position is

Is it possible to use dropdown AND tabs as navigation in the action bar?

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问题 Is it possible to have both, an spinner/dropdown at the top and tabs just below in the action bar? I want to use the spinner at the top of the action bar as view-switch controller (i.e. table view or chart view) while the tabs below is going to show different lists of data. The following screen shot illustrates exactly what I want to achieve: If it's not possible having both modes in the action bar, I could put an TabWidget at the top of my content view. However, I'm little bit unsure if I

Add FragmentTabHost inside fragment

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I have an application with a side menu created from fragments. The problem comes when I want to create tabs in one of the fragments. I have tried many examples and not work for me. fragment_home.xml <android.support.v4.app.FragmentTabHost xmlns:android="http://schemas.android.com/apk/res/android" android:id="@android:id/tabhost" android:layout_width="match_parent" android:layout_height="match_parent"> <LinearLayout android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" > <TabWidget android:id="@android:id/tabs" android:layout_width="match_parent

How to show different layouts in each Tab in a TabLayout using Fragments

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问题 I have been trying to show different layouts in different tabs in the swipeable TabLayout using PagerTabStrip. Can anybody help? I want to show one layout in first tab, second different layout in 2nd tab etc. public class MainActivity extends FragmentActivity { // create object of FragmentPagerAdapter SectionsPagerAdapter mSectionsPagerAdapter; // viewpager to display pages ViewPager mViewPager; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState);

How to dynamically set number of swipeable tabs in Action Bar with Fragments at runtime

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I am referring this link for swipeable tabs using fragments . It worked for me, but what if I need to add the number of tabs dynamically and not pre assign the number of tabs? For instance, some of my logic gives me output at times 2 strings in anarray and at times 4 strings in an array. And according to the logic I need to set the number of tabs in action bar at runtime. How can I achieve this? Can anyone show me how to achieve what I need? STEP 1: Define your TabsPagerAdapter as follows: public class TabsPagerAdapter extends FragmentPagerAdapter { private ArrayList<Fragment> list; public

How to create new LinkedIn app style ActionBar with Tabs inside it?

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问题 I'm trying to create an ActionBar with 5 tabs and a button/imageview that will open NavigationDrawer from the right side. Very similar to what LinkedIn have done in their new Android application, here is an image: I tried two methods, but non of them went well for me: I tried to created a new TabbedActivity project, the resulted layout included this: <android.support.design.widget.CoordinatorLayout android:id="@+id/main_content" xmlns:android="http://schemas.android.com/apk/res/android" xmlns

Custom TabWidget Android Tab Indicator

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Okay, so i am making an android app that has tabs, now my problem is that the tab widget isn't uniform across the diffrent android versions or devices. I want to make it to be the same on any android this is my tab activity import android.app.TabActivity; import android.content.Intent; import android.os.Bundle; import android.widget.TabHost; import android.widget.TabHost.TabSpec; public class Cook extends TabActivity { /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.cook

How to Implement PageTransformer with Swipeable Tabs

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问题 In my example code i have three Swipeable Tabs in MainActivity.java namely : Android, IOS and WINDOWS and i am using swipe to switch between Tabs. Now, i have to implement PageTransformer with Swipeable Tabs, so here i need your help, is it possible, if yes so how ? MainActivity.java:- public class MainActivity extends FragmentActivity { ViewPager Tab; TabPagerAdapter TabAdapter; ActionBar actionBar; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate