Recent questions tagged Android

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android - How to show/hide password in TextFormField?

Currently I have my password TextFormField like this: TextFormField( decoration: const InputDecoration( labelText: ' ... obscureText true/false? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - LiveData remove Observer after first callback

How do I remove the observer after I receive the first result? Below are two code ways I've tried, but they both ... (downloadItem-> {}); } ); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - Is there an alternative for getRunningTask API

I was using getRunningTask API in one of my application to find the Foreground application. This API has been ... approach. Please help guys. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - Background Services are restricted in Xiaomi and Oppo

We are developing an app With MQTT running in a foreground service. The problem is on Xiaomi Redmi Note 7, ... service but still not working. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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282 views

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android - Facebook API login fails with FB app installed on phone

I am building an app, which is going to have support for facebook. I have downloaded facebook API and their ... always was the same problem. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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348 views

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android - Secure element Access Control on ICS 4.0.4

I updated my Android phone to 4.0.4 and i noticed that a new file nfcee access.xml appeared in the ... to ask for permission directly Google? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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227 views

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android - how to set choice mode single for listview with images

I have a listview with image.When i select each item the image changes to clicked image.But when i select another item both ... ); } } }); } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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287 views

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android - Hide AppBar when scrolling down

I have an AppBar and a horizontal linearlayout (which includes an edit text and two imagebuttons) and other ... .support.v4.widget.DrawerLayout> See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - Text size with different resolution

i am using a galaxy tab 1, 7inch hdpi and a galaxy tab plus, 7 inch hdpi but more resolution, and in my ... and layout-large. Any idea? Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - Switching fragments within tab

I'm creating an app that uses ActionBarSherlock. The app consists of three tabs, and in each of them, multiple ... , container, false); } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - How to use Retrofit and SimpleXML together in downloading and parsing an XML file from a site?

I just started working with Retrofit. I am working on a project that uses SimpleXML. Can somebody provide me an ... xml" and reads it out? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - Is there a way to programmatically locate all Windows within a given application?

Is it possible to programmatically enumerate all of the android.view.Windows, or decor views within an ... application without requiring root. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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169 views

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android - Error: Cannot run aapt

When I compile an android application ( I tried with the sample ones from the sdk). I get this error: >Error ... 1, I also solve this problem See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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348 views

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android - Create TableLayout programmatically

I'm trying to create a TableLayout programatically. It just won't work. The same layout in an xml file works though ... . What am I doing wrong? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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237 views

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android - Correct method for setKeepScreenOn / FLAG_KEEP_SCREEN_ON

I am using the method setKeepScreenOn(true) and haven't been able to figure out how to call this in relation ... am working inside? Thanks :) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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139 views

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android - Launch a script as root through ADB

I have created a script to mount partitions and do some stuff in my Android system. I saved the script as ... could achieve this ? Thanks ! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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355 views

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android - Get back key event on EditText

How can I handle the event of pressing back key while typing on an EditText? When the virtual keyboard is shown ... the EditText does not help. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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241 views

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android - How to change the star images of the RatingBar?

With Android SDK 1.1 r1, is there any way to change the RatingBar widget class's star image with my own? Is this ... ? If so, then how? Thanks. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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136 views

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android - How does setMicrophoneMute() work?

I have been trying to use Android's AudioManager.setMicrophoneMute() without much success. That is, it simply ... ? Please explain. Thanks. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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285 views

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android - How to enable/disable WiFi from an application?

I want to enable/disable wifi from my Android application. How can I do that? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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522 views

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android - How to resize AlertDialog on the Keyboard display

I have a AlertDialog box with approximately 10 controls (text and TextView) on it. These controls are in a ... what I am talking about. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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300 views

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android - Changing font size into an AlertDialog

I am trying to put some loooong text into an AlertDialog. The only issue the default font size that is really ... are no easier solutions... See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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309 views

1 answer

android - How to change default color of progress bar?

I am using a circular ProgressBar in my Activty.My Problem is this it is not visible properly on my page ... it properly Visible? Please Help See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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231 views

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android - OnCameraChangeListener() is deprecated

Today, looking back at my old code, I've found out that OnCameraChangeListener() is now deprecated. I'm ... code? Here are some references. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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152 views

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android - How to have Image and Text Center within a Button

I want to display TEXT and Icon on a Button. +----------------------------+ | Icon TEXT | + ... get adjusted to center. How should i do it? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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292 views

1 answer

android - ADB not responding. You can wait more,or kill "adb.exe" process manually and click 'Restart'

I have installed Android Studio. Then I have updated the Android SDK. Now when I start Android Studio, this message ... anyone help me on this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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304 views

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android - What is different between getContext and getActivity from Fragment in support library?

What is different between getContext() and getActivity() from Fragment in support library? Do they always ... associated with current fragment) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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263 views

1 answer

android - DialogFragment.getDialog returns null

I am trying to get the Dialog I have created with an extended DialogFragment using DialogFragment.getDialog() ... and shows the DialogFragment. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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