android-layout

问题 So, I'm working on a small project and I wanted to add StaggeredGridLayoutManager to the file. While it works if I don't add an itemDecorator and no margin or padding in my layouts. As soon as I add margins it pushes the list to one side. I'm attaching a screenshot to clarify the issue. Here is my Code: recyclerView.setHasFixedSize(true); StaggeredGridLayoutManager gridLayoutManager = new StaggeredGridLayoutManager(2, StaggeredGridLayoutManager.VERTICAL); recyclerView.addItemDecoration(new

问题 Before, to enable immersive fullscreen mode, you'd have to use setSystemUiVisibility , like so: getWindow().getDecorView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_STABLE | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION | View.SYSTEM_UI_FLAG_FULLSCREEN | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY); As of API 30, it's deprecated, so what's the workaround? 回答1: As documentation suggests, you should use

问题 Before, to enable immersive fullscreen mode, you'd have to use setSystemUiVisibility , like so: getWindow().getDecorView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_STABLE | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION | View.SYSTEM_UI_FLAG_FULLSCREEN | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY); As of API 30, it's deprecated, so what's the workaround? 回答1: As documentation suggests, you should use

问题 I try to make RecyclerView with AutoScroll function. Now it working fine. But I want to TouchEvent with AutoScroll. It means if user didn't touch, list is auto scrolled. And if user touch, list move to follow user's finger. But now if user touch list, list stoped, but after 1 second it move again even still finger is touched. Here is my code. recyclerView.addOnItemTouchListener(new RecyclerView.SimpleOnItemTouchListener() { @Override public boolean onInterceptTouchEvent(RecyclerView rv,

问题 I want my toolbar to take the space of status bar and the image used for it be the background of the status bar and I successfully do that with this code inside my activity // for using status bar space if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) { getWindow().setFlags(WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS, WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS); } the problem is this code make my activity layout take the full screen even the space with navigation bar so how

问题 I want my toolbar to take the space of status bar and the image used for it be the background of the status bar and I successfully do that with this code inside my activity // for using status bar space if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) { getWindow().setFlags(WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS, WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS); } the problem is this code make my activity layout take the full screen even the space with navigation bar so how

问题 I'm trying to create the following layout: Basically, I have two TextViews and two icons. The icons are on the same row as the mobile header and the the mobile number. I have created the following XML: <RelativeLayout android:layout_width="match_parent" android:layout_height="wrap_content"> <TextView android:id="@+id/phone_header" android:layout_width="wrap_content" android:layout_height="wrap_content" android:textColor="@color/primaryDarkColor" android:textStyle="bold" android:text="Phone

问题 I want to show a DialogFragment with no title, buttons, etc.(i.e, none of what is included in a typical Dialog) but just a ProgressBar spinner on a plain background. For a rough idea, the background's width matches that of the parent and spinner lies at the center of it. For this, I have a custom layout as follows: <?xml version="1.0" encoding="utf-8"?> <android.support.constraint.ConstraintLayout xmlns:app="http://schemas.android.com/apk/res-auto" xmlns:android="http://schemas.android.com

问题 I use a material icon (ic_play_arrow_black_24dp), imported it with the vector studio. Now I want the arrow to point in the other direction as well, without creating a second vector. Is this possible in xml and how? I use the drawable in two Floating Action Button, one for next the other for previous. Edit here is the fab button's XML. I tried already rotation and scale, but it didn´t work <android.support.design.widget.FloatingActionButton android:id="@+id/previous" android:layout_width="wrap

问题 I use a material icon (ic_play_arrow_black_24dp), imported it with the vector studio. Now I want the arrow to point in the other direction as well, without creating a second vector. Is this possible in xml and how? I use the drawable in two Floating Action Button, one for next the other for previous. Edit here is the fab button's XML. I tried already rotation and scale, but it didn´t work <android.support.design.widget.FloatingActionButton android:id="@+id/previous" android:layout_width="wrap