Recent questions tagged Android

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android - Video as a Splash Screen instead of Picture

I am doing the Android Programming Tutorial on Splash Screens where you show a picture or text for 5 Seconds than ... the Start/Stop etc.. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - Layout folders for Google Nexus 7 and 10

I am developing an application for google nexus 7 and 10. But there is a problem. I don't know which layout folder should be used for 7 and 10. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - search listview?

Is it possible with Android to have a search bar for a ListView so that when the search bar is touched a ... Any idea what I am missing? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - Copy files from a folder of SD card into another folder of SD card

Is it possible to copy a folder present in sdcard to another folder present the same sdcard programmatically ?? If so, how to do that? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - Lots of garbage collection in a listview

I have a ListView that uses a custom adapter. The custom adapter's getView uses all the recommended practices: ... http://pastebin.com/EgHKRr4r See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - Navigation drawer and view pager in same activity

I am trying to implement both navigation drawer and view pager in same activity. Navigation drawer works fine but ... me. Thanks in advance See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - getActivity() where it is defined?

I'm very new to android and I'm following this example. The code says we need to do these steps to get an ... ? I can't find that method. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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512 views

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android - How does DexGuard encrypt classes?

I want to check how DexGuard works but it seems that it doesn't have a free trial version. Can DexGuard ... decompilation, it would be great. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - how to get the onWindowFocusChanged on Fragment?

I am using Android Sliding Menu using Navigation Drawer. I know that onWindowFocusChanged work on MainActivity. How can I ... . method(); } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - Get selected location from Google Maps activity

I'm trying to return the location selected by the user in the Google Maps Android application, but I can't ... a result back from the Activity. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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272 views

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android - How to fill ListPreference dynamically when onPreferenceClick is triggered?

I have a preference activity that has a language as ListPreference which displays the available language list. I can ... I click on that list. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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297 views

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android - ScrollingViewBehavior for ListView

I have two activities using AppBarLayout with a Toolbar and TabLayout from support library 22. The layout ... CoordinatorLayout with ListView? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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192 views

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android - Proguard returned with error code 1. See console

I am receiving this exception while creation of signed apk of my application. I have 5 library projects added ... .AbstractProcessTask: can't find referenced class org.apache.tools...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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285 views

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android - How to add section separators / dividers to a ListView?

I'm currently making a menu for my app, using a DrawerLayout and an ArrayAdapter subclass to achieve something ... find which function it is. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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362 views

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android - How can I send items to a Kotlin.Flow (like a Behaviorsubject)

I wanted to know how can I send/emit items to a Kotlin.Flow, so my use case is: In the consumer/ViewModel/ ... can I send values to a flow? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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502 views

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android - Moving Floating Action Button up and down to avoid getting blocked by a snackbar

I'm using this library to implement a floating action bar and I can't seem to find a way to move the ... it even possible with that library? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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274 views

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android - java.lang.Object cannot be resolved in Eclipse

When I installed the latest installment in Mac OSX - the Mountain Lion - I experienced some problems getting Eclipse ... or who know the cure? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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276 views

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android - Resume the Top Activity instead of starting the Launcher Activity

I have two activities in My application, one being launcher and the other is launched as a explicit call from the ... (); activity = null; } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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291 views

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android - Parse file name from URL before downloading the file

I'm downloading an ePub file from a URL. Now I want to implement a mechanism by which if user tries to ... compare it with the existing file? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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355 views

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android - Using <include> with <merge> in ConstraintLayout

I am having trouble using tags <include> and <merge> inside a ConstraintLayout. I want to create a flat ... <include> and ConstraintLayout ? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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494 views

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android - How to add custom mime type?

What I want: To be able to send my custom file by mail and import it with my application from the preview ... types would be appreciated! :) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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431 views

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android - Error "You must not call setTag() on a view Glide is targeting" when use Glide

I use Glide library inner custom adapter view in my apps. But I have Error : "You must not call setTag() on a view ... ; } so how to fix it ? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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305 views

1 answer

android - ImageView displaying in layout but not on actual device

I have an ImageView that I want to display matching the full width of the device, I realized that like this: ... t display the Imageview at all. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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371 views

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android - Kotlin Singleton Application Class

So in android i want to make my application class a singleton. Making it like this: object MyApplication: ... , can't have arguments. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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591 views

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android - Error:Execution failed for task ':app:kaptDebugKotlin'

I'm new to using Kotlin and trying to set it up with Dagger2, I've seen some few examples but none of ... " } repositories { mavenCentral() } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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450 views

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android - When does a FCM token expire?

When do FCM tokens expire? Is it at 6 months? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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262 views

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android - How to access Button inside "include" layout

Refer to the doc: http://android-developers.blogspot.com/2009/02/android-layout-tricks-2-reusing-layouts.html I have ... ...? Please help... See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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685 views

1 answer

android - Show and Hide Bottom Sheet Programmatically

I have implemented Bottom Sheet functionality within my activity in onCreate() using this solution and this library ... , if already Visible See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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