Recent questions tagged Android

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android - ObjectAnimator animate LinearLayout width

Ok, so i checked out http://android-developers.blogspot.com/2011/02/animation-in-honeycomb.html He says you can ... i'm curious for the future. See Question&Answers more detail:os...

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

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483 views

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android - Why do ListView items not grow to wrap their content?

I have a rather complex ListView, with variable list item heights. Under certain conditions, I need to display an ... a hard-coded pixel value. See Question&Answers more detail:os...

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

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327 views

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android - How can I change the NavigationView's item text size?

Google recently released the android.support.design.widget.NavigationView widget as part of the com.android.support:design: ... any other way)? 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 make my layout able to scroll down?

I can not scroll down the screen to view the data in the "Replied By:" section. How can I make my layout scrollable? 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 - TimePicker Dialog from clicking EditText

I've already got a DatePicker which pops up when the user clicks on the EditText field eReminderDate. ... use a Custom 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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265 views

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android - How to add a button at the end of RecyclerView?

I want to show a button at the end of RecyclerView. With ListView there was a method addFooterView(), how to do the same with RecylerView. See Question&Answers more detail:os...

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

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458 views

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android - Why to use Handlers while runOnUiThread does the same?

I have come across both Handlers and runOnUiThread concepts. But to me it still seems to be a doubt as on ... just want to know the difference. See Question&Answers more detail:os...

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

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313 views

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android - FragmentTransaction animation to slide in over top

I am trying to achieve the following effect using FragmentTransaction.setCustomAnimations. Fragment A is showing Replace ... ="bottom" /> See Question&Answers more detail:os...

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

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273 views

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android - java.lang.IllegalStateException: The specified child already has a parent

I am using fragments, when I instantiate a fragment the first time it it. but the second time I got this ... this bug. Thanks every one! See Question&Answers more detail:os...

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

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944 views

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android - How can I handle empty response body with Retrofit 2?

Recently I started using Retrofit 2 and I faced an issue with parsing empty response body. I have a server which ... (headers, status code etc)? See Question&Answers more detail:os...

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

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354 views

1 answer

android - SQLite Connection leaked although everything closed

I found many stuff like close the connection and close the cursor, but I do all this stuff. Still the SQLite ... . 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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913 views

1 answer

android - Recyclerview inside Nested Scrollview scroll but does not fast scroll like normal Recyclerview or Nested Scrollview

I am using RecyclerView inside NestedScrollView and it works. But when I use RecyclerView inside LinearLayout or ... scroll in various speed? See Question&Answers more detail:os...

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

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624 views

1 answer

android - How do I read properties defined in local.properties in build.gradle

I have set sdk.dir and ndk.dir in local.properties. How do I read the values defined in sdk.dir and ndk.dir in the build.gradle file? 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

1 answer

android - Are there conventions on how to name resources?

Are there conventions how to name resources in Android? For example, buttons, textViews, menus, etc. See Question&Answers more detail:os...

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

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448 views

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android - When does ADT set BuildConfig.DEBUG to false?

In the newest version of ADT (r17) a generated constant was added BuildConfig.DEBUG that is set according to ... to run debug-only functions See Question&Answers more detail:os...

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

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322 views

1 answer

android - Show dialog from fragment?

I have some fragments that need to show a regular dialog. On these dialogs the user can choose a yes/ ... (). Dismiss 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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542 views

1 answer

android - How to encode Bitmaps into a video using MediaCodec?

I would like to encode a set of Bitmaps that I have into an h264. Is this possible via MediaEncoder? I have ... ); } What should I adjust? See Question&Answers more detail:os...

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

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334 views

1 answer

android - What does FragmentManager and FragmentTransaction exactly do?

I have simple code below FragmentManager fragmentManager = getFragmentManager(); FragmentTransaction fragmentTransaction = ... code do? 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

1 answer

android - How do I tell if my textview has been ellipsized?

I have a multi-line TextView that has android:ellipsize="end" set. I would like to know, however, if the ... won't always work. Any ideas? See Question&Answers more detail:os...

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

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533 views

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android - add maven repository to build.gradle

I added a custom maven repository to build.gradle in Android Studio but the dependency is not being found Maven ... I missing in build.gradle? See Question&Answers more detail:os...

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

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266 views

1 answer

android - ListView: TextView with LinkMovementMethod makes list item unclickable?

What I want to do: A list with messages like this: <UserName> and here is the mnessage the user writes, ... the same functionality as I want. See Question&Answers more detail:os...

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

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451 views

1 answer

android - Using a broadcast intent/broadcast receiver to send messages from a service to an activity

So I understand (I think) about broadcast intents and receiving messages to them. So now, my problem/what I ... amazing, thank you. Tom See Question&Answers more detail:os...

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

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326 views

1 answer

android - Using NumberPicker Widget with Strings

Is there a way to use the Android NumberPicker widget for choosing strings instead of integers? See Question&Answers more detail:os...

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

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585 views

1 answer

android - How to programmatically round corners and set random background colors

I'd like to round the corners of a view and also change the color of the view based on the contents at ... :topRightRadius="2dp"/> </shape> See Question&Answers more detail:os...

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

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394 views

1 answer

android - PCM -> AAC (Encoder) -> PCM(Decoder) in real-time with correct optimization

I'm trying to implement AudioRecord (MIC) -> PCM -> AAC Encoder AAC -> PCM Decode -> AudioTrack?? (SPEAKER) ... to skip MediaMuxer etc. here... See Question&Answers more detail:os...

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

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523 views

1 answer

android - When should I recycle a bitmap using LRUCache?

I'm using an LRUCache to cache bitmaps which are stored on the file system. I built the cache based on ... bitmaps which were still being used. 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

1 answer

android - How do you override a module/dependency in a unit test with Dagger 2.0?

I have a simple Android activity with a single dependency. I inject the dependency into the activity's onCreate ... unit test here on GitHub. See Question&Answers more detail:os...

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

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378 views

1 answer

android - Signing an APK with an upload key provided by Google Play

I'm trying to make sense of how to upload an app onto Google Play while using Google Play App Signing. ... key provided by Google Play? 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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