Recent questions tagged Android

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android - How to Set Recurring AlarmManager to execute code daily

I am currently trying to write alarm manager that will make an alarm go off within a specified period of time, ... thanks for any and all 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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android - Facebook Fresco using wrap_content

I got a bunch of drawables that I want to load using fresco, I want to use wrap_content size for those images, ... unless I set a fixed size. 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 - Using Switch Statement to Handle Button Clicks

I'm trying to wrap my head around Views, Listeners etc. I have an Activity with 2 Buttons: buttonplay and ... Views are used in this context. 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 - Dynamically add fragment into fragment

I haven't been able to find a way how to dynamically add fragment into existing dynamically added fragment. Do ... YELLOW); ll.addView(frml4); 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 remove focus from RecyclerView inside ScrollView?

I have a Scrollview which contains an ImageView and RecyclerView. if navigation drawer opened then closed the ... ScrollView> </RelativeLayout> See Question&Answers more detail:os...

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

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271 views

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android - How to make the Toolbar snap into view or out of view when using Google Design Library?

I am trying to achieve an effect like WhatsApp has, where the Toolbar (when scrolled) will clip into view magnetlike, ... of view or into view. 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 - FragmentActivity onSaveInstanceState not getting called

I have seen a few similar questions about onSaveInstanceState not getting called for Fragments, but in my case Fragments ... What am I missing? See Question&Answers more detail:os...

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

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281 views

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android - Is there a way of retrieving a TextView's visible line count or range?

I have a full-screen TextView holding a long Spanned that requires scrolling. The TextView's getLineCount() gives ... -60 are currently visible? 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 - Change TextView text

I'm trying to change my TextView text from the code. This is what my xml looks like: XML: <TextView android: ... an XML TextView) and it worked. 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 - Turning airplane mode on via ADB

I've looked all over and I haven't found a concrete answer to this question. I'm hoping to find a ... information, I'd greatly appreciate 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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154 views

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android - How to check if my activity is the current activity running in the screen

I used Toast to make notification, but it seems it will appear even its activity is not in the current screen ... notification. But how to 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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755 views

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android - Ellipsize not working properly for a multiline TextView with an arbitrary maximum height

I have a TextView with an unknown maximum height, which is dependent on the device's DPI/screen resolution. So, for ... and up (API level 15). See Question&Answers more detail:os...

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

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344 views

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android - Scoping a viewmodel to multiple fragments (not activity) using the navigation component

I'm using the navigation component, I want a view model to be shared between a few fragments ... from mainFragment or cardPreviewFragment See Question&Answers more detail:os...

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

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456 views

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android - How to set the text style of a button in selectors?

Button selectors allows to define a background for each state of the button, but how can the button's text style ... /shape></item> </selector> See Question&Answers more detail:os...

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

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98 views

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android - Broadcastreceiver to detect network is connected

I'm trying to get the moment where user connects to a network, then I thought a BroadcastReceiver is a good ... connection when there is not... See Question&Answers more detail:os...

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

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150 views

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android - Puzzling behavior with REORDER_TO_FRONT

Activity A starts activity B with no flags. The stack is now A-B with B on top. B starts activity A with ... " /> </application> </manifest> See Question&Answers more detail:os...

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

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595 views

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android - Change thickness of the bottom line of EditText when wrapped into TextInputLayout

here is my code XML Markup <android.support.design.widget.TextInputLayout android:layout_width="match_parent" android: ... Thanks in advance. See Question&Answers more detail:os...

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

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199 views

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android - Button style in AlertDialogs

Does anyone know how to override the default style for AlertDialog buttons? I've looked through the Android source for ... </style> 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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278 views

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android - Allow rotation/landscape in one fragment

My app has a single Activity with a FragmentPagerAdapter with four fragments (Using the ViewPagerIndicator library ... in landscape orientation. See Question&Answers more detail:os...

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

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126 views

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android - Flutter Insecure http is not allowed by platform

Flutter team recently made this change and now insecure http connections are not allowed. https://flutter.dev/docs/ ... is not connecting to 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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464 views

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android alertdialog - Show alert dialog on app main screen load automatically in flutter

I want to show alert dialog based on a condition. Not based on user interaction such as button press ... should call that _showDialog method? See Question&Answers more detail:os...

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

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319 views

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android - How to close the status bar/notification panel after notification button click

I've browsed through Stackoverflow and have seen that this question has been asked, but I didn't ... .notify(NOTIFICATION_ID, notification); See Question&Answers more detail:os...

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

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329 views

1 answer

android - How using ViewBinding with an abstract base class

I started using ViewBinding. After searching for some example or advice how to use ViewBinding with an abstract base ... 's start some discuss. See Question&Answers more detail:os...

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

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262 views

1 answer

android - Huawei device killing my foreground service, even with dontkillmyapp.com's solution

I'm developing an app which is basically a location tracking software. When you start it, it saves locations and ... help if you can, Adam See Question&Answers more detail:os...

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

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1.7k views

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android - how to set colored border on cardview

I am implementing card view but I can't find any border option to set a border on it. here is my card.xml: < ... ? I have no clue. Thank you. See Question&Answers more detail:os...

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

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350 views

1 answer

android - ViewPager with Fragments inside PopupWindow (or DialogFragment) - Error no view found for id for fragment

I created a FragmentActivity with this code below public class Activity_principal1 extends FragmentActivity { @Override protected ... /System.err(6062): at android.widget.Relative...

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

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233 views

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android - Prevent CollapsingToolbarLayout collapse if not needed

Using: compile 'com.android.support:design:23.0.0' compile 'com.android.support:appcompat-v7:23.0.0' compile ... that show a blank space? 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 - How to enable night mode programmatically?

I am looking for a way to enable night mode programmatically with an Android code: public static void ... mDockState=0, category=null See Question&Answers more detail:os...

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

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