android-tabhost

问题 I have a ViewPager with 3 fragments into it. Everything works fine with two of them. The problem is with the third pager This one is a TabHost , in which there is one fragment in each tab. But I've read that it's is not possible to put a Tabhost inside a Fragment. Nested fragments are forbidden. Anyone has any idea of what can I do for resolving my problem? Any alternatives? 回答1: You can refer the code as mentioned in this problem it will work as per your design.Plese see 回答2: This is what i

问题 Is it possible to define a tab layout only within the layout xml file? Everytime I find a tabhost tutorial it only works with some additional java code. Here is my test.xml which don't display any tabs: <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="fill_parent" android:layout_height="fill_parent" android:id="@+id/linearLayout"> <TextView android:text="@string/app_name"

问题 I have an app structure like this: Background: The Parent activity #1 is just holding the tab host, tab widget and is also setting up the 3 tabs to have their content set to the 3 tab activities (tab1, tab2, tab3 activities). Update: I tried calling my validation method inside onTabChangedListener in Parent Activity #1 but I got a Null Pointer Exception. Couldn't really trace it to anywhere. I did commented/deleted conflicting code but still I am not getting the bottleneck.StackTrace(PasteBin

问题 I want to have a Tabhost inside a Fragment and got the Exception did you forget to call public void setup(localactivitymanager activitygroup) Here my Code: layout: <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" >

问题 Hi i created one customised tab bar with three tabs. I loaded one tab with google link, another with the small hello world app and another with the layout which has design for different screen resolutions. When i tap on the third tab it is showing an error "Your content must have a TabHost whose id attribute is 'android.R.id.tabhost'". But it is not showing that error when i load the third tab with small app. Why is it happening like that? Can any one help me? Error: 12-08 11:50:52.004: ERROR

问题 Closed . This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed 3 years ago . In iOS , bottom tab bar functionality is very basic. But in android , I can't implement this functionality. My idea is as follows. Tab bar contains SMS, Call, Camera - 3 tab bar icons. Whenever taps this icons, I want to run SMS, Phone call and Camera installed on my android

问题 I have a TabHost activity as main activity of my app. This TabHost contains 4 activity. How can I refresh this TabHost (or one of my activity which TabHost includes) by clicking on button in another activity. btw. I know how to make button, etc. I only need to know code for refreshing TabHost. 回答1: startActivity of that tab and have your code of the activity you want to refresh in onResume() method, that should refresh your tab activity. It is working fine in one of my apps. 来源： https:/

问题 this question is really wierd and driving me crazy. i can't get rid of the nullPointerException. my task is quite simple, just run a test on the tabhost. but now i'm not able to even create one tabhost! in order to ceate a tabhost, there some points i need to be careful with. first there must be a tabwidget with an id of "@android:id/tabs" and a framelayout of which the id is "@android:id/tabconent". i swear i do pay attention and you can see that in my codes below. and i read my articles

问题 I am using TabHost in my application and I want to open a webPage when I click on the Item from the List of one Tab into the another Tab. I mean the list is in one Tab and when I click on an item from the list, I want to open the WebPage in to another Tab. Can I doe this? If yes than please tell me how? Thanks, david 回答1: In the assumption that you've got your tabs setup like this : LocalActivityManager localActivityManager = new LocalActivityManager(this, false); tabHost.setup

问题 Algorithm question here. I'm creating an app that shows a legal document, with tabs for navigation (TOC, bookmarks, etc). Inside the TOC tab, I need to show a multilevel table of contents. At the 'leaf' of the toc, I need to show a TextView So, I could have: tab1: List -> List -> List -> List -> List -> TextView or tab1: List -> List -> List -> TextView or tab1: List -> TextView depending on the chapter, section, subsection, subsubsection structure of the book I'm showing. Now, it doesn't