d-pad

问题 I would want to build an Android TV app using React-Native. I have followed up the recommendation on this document: Building For TV Devices. After, update the AndroidManifest.xml file I run the application using the command line - react-native run android. The app running without any issue; however, I tried to use the Directional-pad option from android emulator TV (720p) API 23 emulator and it didn't work. I was expecting to catch the event listed on the code below and write to the console

问题 I'm developing an Android application for TV when I'm trying to test it in the real Android TV I can't navigate to any button or anything using the remote control buttons up, down, left, right. I have searched about it and I found that I have to use (Enable D-pad Navigation ) but I don't know how to use this , I didn't find any code or tutorial for it My application is so simple. It makes dynamic layout beside each other and each layout has only one button and one recycle view. 回答1: By

问题 I'm developing an Android application for TV when I'm trying to test it in the real Android TV I can't navigate to any button or anything using the remote control buttons up, down, left, right. I have searched about it and I found that I have to use (Enable D-pad Navigation ) but I don't know how to use this , I didn't find any code or tutorial for it My application is so simple. It makes dynamic layout beside each other and each layout has only one button and one recycle view. 回答1: By

问题 I know how to identifie the DPAD click, but i want perform a DPAD click using the Volume UP and Down buttons. How can i do this? Thanks! 回答1: If you just want to test your APP against DPAD key events, you can simulate in ADB shell, with following commands: input keyevent DPAD_LEFT input keyevent DPAD_RIGHT input keyevent DPAD_UP input keyevent DPAD_DOWN input keyevent DPAD_CENTER 来源： https://stackoverflow.com/questions/28971869/how-to-perform-a-fake-dpad-click-on-android

问题 I am building an Android TV app with the following layout: Both lists on the left and on the right are RecyclerViews with vertical LinearLayoutManagers, Header view is static. Navigation with D-PAD works fine within one list, but when switching from one list to another there are issues. Focus moves from, say list1's item 5 to list2' item 5. When list 2 is short has less than 5 items, it just loses focus. I want the last focused item index saved and when the user navigates list1-list2-list1

问题 This is my custom-dialog layout. I want to move the selector of days and load respective items in the grid below it. I could perform it via filter as said here But because of the filter I am not being able to perform the action that should be triggered while clicking items in the grid view. It works fine when I click via mouse but not D-Pad. If I remove the filter in keyevent, it works normally, but problem again in sliding the selector via. As I am working in STB, I have no option except

问题 The problem is very simple. I have to simulate the dpad events (UP,DOWN,RIGHT,LEFT,CENTER) for navigate in my GUI that consists of a lot of buttons and other elements. With the simulator D-Pad I can without a line code navigate throw this GUI. But how can I do this programmatically? I have tried a lot with no success: KeyEvent event = new KeyEvent(KeyEvent.ACTION_DOWN,KeyEvent.KEYCODE_DPAD_LEFT); View.dispatchKeyEvent(event); Nothing happens (the focus should move one element to right) I have

问题 I am currently trying to port Android mobile app to Android TV. I have a RecyclerView that seems to be displaying correctly in my Android TV app. I am using linearLayout for my RecyclerView. But I don't seem to be able to navigate inside RecyclerView using dpad controls. Any ideas? Here is the concerned xml: <android.support.v7.widget.RecyclerView xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:id="@+id/RecyclerView" android

问题 In my Image there is a sidebar and ListView there, I access every Button by using D-PAD. When side bar search button has focus and I press right D-PAD button, I want the focus to go to the ListView's first item. But, in my case it goes to the second item. If Down arrow has focus and i press right button it goes to 4th list item.So , i need to prevent this also.How to move the focus to the 1st one? if (Search != null && Search.hasFocus()) { // Search.setNextFocusRightId(R.id.listView); //

问题 I just deployed an Android TV demo app built using react native 0.57. However, I noticed that Focusable elements are not working properly. I was expecting the focus going on/off on either TouchableOpacity and TouchableHighlight elements with event onPressIn / onPressOut, but it's not working. The style remains unchangeable when I using D-pad key (left, right, up, down) to navigate through this element. Also, I am having the same issue on Android Emulator. I was able to confirm that onPress