Recent questions tagged Android

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android - VectorDrawable: Invalid drawable tag gradient

I have been using the Android Asset Studio to generate vector drawables from SVG files exported from Zeplin for a ... .931H82V46z"/> </svg> 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 - ListView Item Selected State not working

So I have a ListView and I want to change the color of each items background and text. This ListView is ... /list_text_blue" /> </selector> 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 - AAPT failing with error code -1073741819

Building the project throws the following error from AAPT. I've rebuilt the project, but it is still failing. I ... it back, it fails again. 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 - The app is incompatible with all your devices

I've already read all the related questions before posting this one. I've developed a game with Unity3D and uploaded ... size is about 8.5 mb. 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 - Convert GeoPoint to Location

I know this is a very noobish question -- but what is the best way to convert a GeoPoint to a Location on the Android platform. 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 - Should I use ProGuard?

I want to generate signed APK in Android Studio and it offers me an option to run ProGuard. It asks me to give config ... sdk.dir=C:/.../... 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 - AndroidX Build Fails in Release Mode regarding appComponentFactory

I'm using Android P and compiling against AndroidX. Works great in debug/beta, but when I make a release I get a ... .apps.gsa.shared.util.concurrent.b.aw.run(SourceFile:4)? at...

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

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android - sharedPreferences won't share between activities

I'm trying to use SharedPreferences to save settings. But I can't seem to get the data to be shared between any ... is how I thought they work. 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 check if an EditText was changed or not?

I need to know if an EditText was changed or not, not whether or not the user inputted some text in the ... only the if String was changed. 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 - Camera onPreviewFrame not called

when using the Camera.PreviewCallback implementation the onPreviewFrame is called without problem after initializing ... to onPreviewFrame. 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 - Change long click delay

I am listening for a View's long click events via setOnLongClickListener(). Can I change the long click delay / duration? 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 - setOnClickListener(View.OnClickListener) in the type View is not applicable for the arguments (SequencerActivity) back.setOnClickListener(this);

I want to display an image on button click, but I have three errors in my code. What's wrong? ... imageLoader.setImageResource(imagePath); } } 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 do I add elements dynamically to a view created with XML

I'm trying to add dynamic content to a view that has been created with XML. I have a view "profile_list" ... help someone. Thanks for all 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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android - Error:Could not find property 'assembleDebug' on project ':app'

I am using 'com.android.tools.build:gradle:2.2.0-alpha6' and Android Studio 2.2 Preview 6. The build runs ... , but nothing works. 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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android - How to format values inside MPAndroidChart?

2 Questions about the MPAndroidChart library. All my yvalues are integers, but displayed as Decimals. How can I get ... understand how to use... See Question&Answers more detail:os...

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

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689 views

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android - getWidth() and getHeight() always returning 0. Custom view

In a Fragment, I am inflating a Layout with multiple child View. I need to get the dimensions (width and height) ... v4 support only. Any 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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245 views

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android - Preference sub-screen not opening when using support.v7.preference

I am trying to implement preferences with sub-screens using AppCompatActivity and support.v7.preference According ... and potential drawbacks See Question&Answers more detail:os...

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

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219 views

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android - What does -webkit-text-size-adjust do?

I am trying to understand the use of -webkit-text-size-adjust:none;. Adding/Removing that doesn't affect my font sizes ... ). So what's the use? 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 - NDKBuild Failure

I'm having trouble getting my NDK to compile properly in Android Studio. Whenever I try running to compile I ... :See complete output in console 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 - Issues using AndroidX and React Native

I've been trying to integrate AndroidX into my hybrid React Native project, and I've run into the issue that ... way to handle this issue? See Question&Answers more detail:os...

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

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659 views

1 answer

android - How to convert HttpEntity into JSON?

I want to retrieve JSON from a web-service and parse it then. Am I on the right way? HttpClient httpclient = new ... "name": "William" } ] } See Question&Answers more detail:os...

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

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232 views

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android - GPS Manifest: GPS in App is optional, want to make it available to GPS less devices too

On uploading my App onto the market today, I saw that it is only available to devices with GPS, so this ... see if the App force closes. See Question&Answers more detail:os...

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

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644 views

1 answer

android - Fragment activity catch onKeyDown and use in fragment

I have Fragment activity with pager: List<Fragment> fragments = new Vector<Fragment>(); fragments.add(Fragment. ... in this activity . Thanks See Question&Answers more detail:os...

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

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644 views

1 answer

android - Drawing on Canvas - PorterDuff.Mode.CLEAR draws black! Why?

I'm trying to create a custom View which works simple: there is a Bitmap which is revealed by arc path - ... 32-bit PNG with alpha channel. 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 - Download image from new Google+ (plus) Photos Application

Recently Google added the Photos app for Google+ (plus) and it shows up when you launch an Intent to choose an ... to get usable info from this. See Question&Answers more detail:os...

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

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294 views

1 answer

android - How to fix 'cordova' is not recognized in the Windows command prompt

ERROR C:>cordova 'cordova' is not recognized as an internal or external command, operable program or batch file ... would clear anything up. See Question&Answers more detail:os...

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

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228 views

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android - Graphical Layout tab does not appear for some layout files into Eclipse

I'm facing a problem when developing layout files for Android with Eclipse ADT Plugin. Some of my files, when ... this case? 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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390 views

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android - How to set SearchView TextSize?

I have a SearchView inside a LinearLayout and I'm trying to set a different TextSize for it (the SearchView) ... the TextSize of the control? See Question&Answers more detail:os...

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

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