Is there a way in Android to detect if the software (a.k.a. "soft") keyboard is visible on screen?
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2possible duplicate of [Android: how can i tell if the soft keyboard is showing or not?](http://stackoverflow.com/questions/3568919/android-how-can-i-tell-if-the-soft-keyboard-is-showing-or-not) – Heath Hunnicutt Apr 30 '12 at 23:03
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1what can be a solution to this in certain cases (if a 3rd party keyboard is installed) is to check the global notifications as when a keyboard is open there is a system notification that says "change keyboard" - can be done with a [NotificationListenerService](https://stackoverflow.com/questions/16757878/how-to-read-all-the-coming-notifications-in-android) – Prof Oct 16 '17 at 14:12
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2almost 8 years and still no solid solution, oh if they introduce one, its going to be for API > 30 anyway so never mind... – M.kazem Akhgary Dec 07 '18 at 13:11
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Possible duplicate of [Android: Detect softkeyboard open](https://stackoverflow.com/questions/3081276/android-detect-softkeyboard-open) – AbdelHady Nov 14 '19 at 12:56
32 Answers
This works for me. Maybe this is always the best way for all versions.
It would be effective to make a property of keyboard visibility and observe this changes delayed because the onGlobalLayout method calls many times. Also it is good to check the device rotation and windowSoftInputMode
is not adjustNothing
.
boolean isKeyboardShowing = false;
void onKeyboardVisibilityChanged(boolean opened) {
print("keyboard " + opened);
}
// ContentView is the root view of the layout of this activity/fragment
contentView.getViewTreeObserver().addOnGlobalLayoutListener(
new ViewTreeObserver.OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
Rect r = new Rect();
contentView.getWindowVisibleDisplayFrame(r);
int screenHeight = contentView.getRootView().getHeight();
// r.bottom is the position above soft keypad or device button.
// if keypad is shown, the r.bottom is smaller than that before.
int keypadHeight = screenHeight - r.bottom;
Log.d(TAG, "keypadHeight = " + keypadHeight);
if (keypadHeight > screenHeight * 0.15) { // 0.15 ratio is perhaps enough to determine keypad height.
// keyboard is opened
if (!isKeyboardShowing) {
isKeyboardShowing = true
onKeyboardVisibilityChanged(true)
}
}
else {
// keyboard is closed
if (isKeyboardShowing) {
isKeyboardShowing = false
onKeyboardVisibilityChanged(false)
}
}
}
});
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3Here is a working gist: https://gist.github.com/faruktoptas/e9778e1f718214938b00c2dcd2bed109 – Faruk Toptas Jan 25 '17 at 10:19
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1Put this in a utils class and pass in the activity - now useful across the whole app. – Justin Apr 11 '17 at 14:21
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1@Code-Apprentice In the activity/fragment you're looking to respond to soft keyboard changes. ContentView is the root view of the layout of this activity/fragment. – airowe Jun 27 '17 at 20:21
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1This logic is only for portrait mode. And onGlobalLayout() this method calls so many times, still looking for better solution. – Shan Xeeshi Oct 24 '18 at 23:51
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@ShanXeeshi Good point! It would be effective to make a property of keyboard visibility and observe this changes delayed because the onGlobalLayout method calls many times. Also check the device rotation. – Brownsoo Han Nov 01 '18 at 01:37
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1This bad because it always being called, even when I just scroll though items in RecyclerView – user924 Apr 05 '19 at 12:45
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@vishalpatel If you use spited screen(fragment) with one activity, try to add listener to root of an activity. – Brownsoo Han May 28 '19 at 02:37
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where would you remove Global layout listener. The number of times a global layout is called is unimagnable. – Antroid Jun 03 '19 at 01:29
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@antroid You need to create a property for checking keyboard visibility because GlobalLayoutListener called many many times. I updated codes. – Brownsoo Han Jun 03 '19 at 05:22
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1the fun onKeyboardVisibilityChanged() is actually can be removed Its better to put the code from there directly to the onGlobalLayoutListener The rest is work for me +1 Thanks – Edgar Khimich Oct 08 '19 at 15:34
There is no direct way - see http://groups.google.com/group/android-platform/browse_thread/thread/1728f26f2334c060/5e4910f0d9eb898a where Dianne Hackborn from the Android team has replied. However, you can detect it indirectly by checking if the window size changed in #onMeasure. See How to check visibility of software keyboard in Android?.
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try this:
InputMethodManager imm = (InputMethodManager) getActivity()
.getSystemService(Context.INPUT_METHOD_SERVICE);
if (imm.isAcceptingText()) {
writeToLog("Software Keyboard was shown");
} else {
writeToLog("Software Keyboard was not shown");
}
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10This does not work for me. The keyboard shown branch triggers even in instance when the keyboard was never shown or was shown and then closed. – Peter Ajtai Feb 16 '12 at 01:28
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For me it sometimes returns false - when the keyboard is actually visible. – Boris Treukhov Aug 07 '15 at 14:05
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204It is *pathetic* that the Android framework is lacking, and worse, *inconsistent* in this regard. This ought to be super-simple. – Vicky Chijwani Aug 17 '15 at 17:36
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It is not working for me it returns always true. if the keyboard is not open still return true. – Ganpat Kaliya Dec 05 '16 at 11:57
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It always returns false in my case when I have a keyboard open and I select an item in custom autocompleteview – Rushi M Thakker Aug 03 '17 at 05:02
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No any way to detect is keyboard open or close. It's very embarrassing measure height for detecting keyboard state. I tried to find keyboard state inside of WindowManager because keyboard must attache some window. – Vahe Gharibyan Oct 22 '17 at 18:59
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1This obviously won't work since it's not a listener that listens to the soft keyboard's behavior. – 6rchid Dec 03 '18 at 02:23
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@VickyChijwani believe me Android SDK is much better than iOS SDK. It's much easier to develop for Android. To detect internet connection in iOS you have to use such things like https://github.com/ashleymills/Reachability.swift (in Android you need a couple of lines without any third-party code) – user924 Apr 05 '19 at 11:02
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working for me tested in 3 devices. motorola moto g5, micormax, nokia 6.1 plus – Amar Singh May 04 '20 at 18:56
I created a simple class that can be used for this: https://github.com/ravindu1024/android-keyboardlistener. Just copy it in to your project and use as follows:
KeyboardUtils.addKeyboardToggleListener(this, new KeyboardUtils.SoftKeyboardToggleListener()
{
@Override
public void onToggleSoftKeyboard(boolean isVisible)
{
Log.d("keyboard", "keyboard visible: "+isVisible);
}
});
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Where in the code exaclty do I have to put this? I put this into an activity, however, it does not detect any keyboard appearance or disappearance. – toom Aug 29 '16 at 10:10
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Well, you can put it anywhere inside your activity. Just put it in the onCreate() method after the setContentView() call and you should be getting callbacks. Btw, what device are you trying it on? – ravindu1024 Aug 30 '16 at 05:32
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@MaulikDodia I checked and it works fine in fragments. Set it up like this: KeyboardUtils.addKeyboardToggleListener(getActivity(), this); and it should work. What device are you trying it on? – ravindu1024 Jun 14 '17 at 06:45
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Thanks for this snippet, I have one question that is this code required to remove listener? – Pratik Butani Aug 16 '19 at 06:54
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@PratikButaniAndroidDev There's a static function called ```KeyboardUtils.removeAllKeyboardToggleListeners```. Call that when your Activity is destroyed. – ravindu1024 Aug 16 '19 at 08:39
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It isn't required for it to work. However since the keyboard util class is holding a static reference to your activity to provide that callback you should unregister to avoid memory leaks. – ravindu1024 Aug 17 '19 at 05:40
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Works perfectly if you're using `findViewById`, if using View Binding we got error `(act.findViewById
(… ViewGroup).getChildAt(0) must not be null` any suggestion? – Aldan May 17 '21 at 12:52
Very Easy
1. Put id on your root view
rootView
is just a view pointing to my root view in this case a relative layout
:
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/addresses_confirm_root_view"
android:background="@color/WHITE_CLR">
2. Initialize your root view in your Activity:
RelativeLayout rootView = (RelativeLayout) findViewById(R.id.addresses_confirm_root_view);
3. Detect if keyboard is opened or closed by using getViewTreeObserver()
rootView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
int heightDiff = rootView.getRootView().getHeight() - rootView.getHeight();
if (heightDiff > 100) { // Value should be less than keyboard's height
Log.e("MyActivity", "keyboard opened");
} else {
Log.e("MyActivity", "keyboard closed");
}
}
});
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20hey mate, could you please tell me where this magic 100 comes from? Why not 101 or 99? Thanks – Karoly May 12 '17 at 18:29
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@Karoly i think this may be and `1`. No matter. Only this must be less than the real length of keyboard – Vlad Aug 19 '17 at 12:52
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@Karoly basically, he's comparing the window size with your activity's root view size. the appearance of the soft keyboard doesn't affect the size of the main window. so you can still lower the value of 100. – mr5 Sep 05 '17 at 06:43
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1The magic number is dependent on your layout of topbar among other things. So it is relative to your app. I used 400 in one of mine. – Morten Holmgaard Aug 08 '19 at 18:35
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remember that onGlobalLayout is called every frame, so make sure you don't do heavy stuff in there. – Akshay Gaonkar Sep 13 '19 at 15:23
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3this will not be helpful if your layout involves a bottom sheet. Can't distinguish between a keyboard and bottom sheet. – Syam Sundar K Jan 09 '20 at 10:57
With the new feature WindowInsetsCompat
in androidx core release 1.5.0-alpha02 you could check the visibility of the soft keyboard easily as below
Quoting from reddit comment
val View.keyboardIsVisible: Boolean get() = WindowInsetsCompat .toWindowInsetsCompat(rootWindowInsets) .isVisible(WindowInsetsCompat.Type.ime())
Some note about backward compatibility, quoting from release notes
New Features
The
WindowInsetsCompat
APIs have been updated to those in the platform in Android 11. This includes the newime()
inset type, which allows checking the visibility and size of the on-screen keyboard.Some caveats about the
ime()
type, it works very reliably on API 23+ when your Activity is using theadjustResize
window soft input mode. If you’re instead using theadjustPan
mode, it should work reliably back to API 14.
References
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1See this video which also references this question! https://www.youtube.com/watch?v=acC7SR1EXsI – Tom Gilder Aug 27 '20 at 06:25
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@TomGilder just go ahead and make an edit to add the video to references. – user158 Aug 28 '20 at 03:43
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I had to replace `WindowInsetsCompat.toWindowInsetsCompat(rootWindowInsets)` with `ViewCompat.getRootWindowInsets(this)` to get it working. Found it in Android video: https://youtu.be/acC7SR1EXsI?t=319 – AndrazP May 12 '21 at 17:38
So after a long time of playing around with AccessibilityServices, window insets, screen height detection, etc, I think I found a way to do this.
Disclaimer: it uses a hidden method in Android, meaning it might not be consistent. However, in my testing, it seems to work.
The method is InputMethodManager#getInputMethodWindowVisibleHeight(), and it's existed since Lollipop (5.0).
Calling that returns the height, in pixels, of the current keyboard. In theory, a keyboard shouldn't be 0 pixels tall, so I did a simple height check (in Kotlin):
val imm by lazy { context.getSystemService(Context.INPUT_METHOD_SERVICE) as InputMethodManager }
if (imm.inputMethodWindowVisibleHeight > 0) {
//keyboard is shown
else {
//keyboard is hidden
}
I use Android Hidden API to avoid reflection when I call hidden methods (I do that a lot for the apps I develop, which are mostly hacky/tuner apps), but this should be possible with reflection as well:
val imm by lazy { context.getSystemService(Context.INPUT_METHOD_SERVICE) as InputMethodManager }
val windowHeightMethod = InputMethodManager::class.java.getMethod("getInputMethodWindowVisibleHeight")
val height = windowHeightMethod.invoke(imm) as Int
//use the height val in your logic
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Yes this works. Shame that we have to poll this, and some callback doesn't tell us when this changes. – Pointer Null Nov 26 '20 at 10:01
I used this as a basis: https://rogerkeays.com/how-to-check-if-the-software-keyboard-is-shown-in-android
/**
* To capture the result of IMM hide/show soft keyboard
*/
public class IMMResult extends ResultReceiver {
public int result = -1;
public IMMResult() {
super(null);
}
@Override
public void onReceiveResult(int r, Bundle data) {
result = r;
}
// poll result value for up to 500 milliseconds
public int getResult() {
try {
int sleep = 0;
while (result == -1 && sleep < 500) {
Thread.sleep(100);
sleep += 100;
}
} catch (InterruptedException e) {
Log.e("IMMResult", e.getMessage());
}
return result;
}
}
Then wrote this method:
public boolean isSoftKeyboardShown(InputMethodManager imm, View v) {
IMMResult result = new IMMResult();
int res;
imm.showSoftInput(v, 0, result);
// if keyboard doesn't change, handle the keypress
res = result.getResult();
if (res == InputMethodManager.RESULT_UNCHANGED_SHOWN ||
res == InputMethodManager.RESULT_UNCHANGED_HIDDEN) {
return true;
}
else
return false;
}
You may then use this to test all fields (EditText, AutoCompleteTextView, etc) that may have opened a softkeyboard:
InputMethodManager imm = (InputMethodManager) getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
if(isSoftKeyboardShown(imm, editText1) | isSoftKeyboardShown(imm, autocompletetextview1))
//close the softkeyboard
imm.toggleSoftInput(InputMethodManager.SHOW_FORCED, 0);
Addmittely not an ideal solution, but it gets the job done.
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2This works. If you implement as singelton you can apply to all edittexts on focus change and have one global keyboard listener – Rarw Mar 06 '16 at 00:43
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@depperm getActivity() is specific to Fragments, try YourActivityName.this instead. See also: http://stackoverflow.com/questions/14480129/getactivity-where-it-is-defined – Christopher Hackl Apr 10 '16 at 08:12
You can use the callback result of showSoftInput() and hideSoftInput() to check for the status of the keyboard. Full details and example code at
https://rogerkeays.com/how-to-check-if-the-software-keyboard-is-shown-in-android
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You can refer to this answer - https://stackoverflow.com/a/24105062/3629912
It worked for me everytime.
adb shell dumpsys window InputMethod | grep "mHasSurface"
It will return true, if software keyboard is visible.
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11This is only useful during development - not a solution for use in an app. (Users won't have adb running.) – ToolmakerSteve Nov 30 '15 at 22:38
This should work if you need to check keyboard status:
fun Activity.isKeyboardOpened(): Boolean {
val r = Rect()
val activityRoot = getActivityRoot()
val visibleThreshold = dip(UiUtils.KEYBOARD_VISIBLE_THRESHOLD_DP)
activityRoot.getWindowVisibleDisplayFrame(r)
val heightDiff = activityRoot.rootView.height - r.height()
return heightDiff > visibleThreshold;
}
fun Activity.getActivityRoot(): View {
return (findViewById<ViewGroup>(android.R.id.content)).getChildAt(0);
}
Where UiUtils.KEYBOARD_VISIBLE_THRESHOLD_DP
= 100 and dip() is an anko func that convert dpToPx:
fun dip(value: Int): Int {
return (value * Resources.getSystem().displayMetrics.density).toInt()
}
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This was much less complicated for the requirements I needed. Hope this might help:
On the MainActivity:
public void dismissKeyboard(){
InputMethodManager imm =(InputMethodManager)this.getSystemService(Context.INPUT_METHOD_SERVICE);
imm.hideSoftInputFromWindow(mSearchBox.getWindowToken(), 0);
mKeyboardStatus = false;
}
public void showKeyboard(){
InputMethodManager imm =(InputMethodManager)this.getSystemService(Context.INPUT_METHOD_SERVICE);
imm.toggleSoftInput(InputMethodManager.SHOW_FORCED, InputMethodManager.HIDE_IMPLICIT_ONLY);
mKeyboardStatus = true;
}
private boolean isKeyboardActive(){
return mKeyboardStatus;
}
The default primative boolean value for mKeyboardStatus will be initialized to false.
Then check the value as follows, and perform an action if necessary:
mSearchBox.requestFocus();
if(!isKeyboardActive()){
showKeyboard();
}else{
dismissKeyboard();
}
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I did this by setting a GlobalLayoutListener, as follows:
final View activityRootView = findViewById(R.id.activityRoot);
activityRootView.getViewTreeObserver().addOnGlobalLayoutListener(
new OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
int heightView = activityRootView.getHeight();
int widthView = activityRootView.getWidth();
if (1.0 * widthView / heightView > 3) {
//Make changes for Keyboard not visible
} else {
//Make changes for keyboard visible
}
}
});
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In what instances will this be different than @BrownsooHan answer? I'm looking for a way that an app that draws over other apps to get out of the way of the keyboard is showing. – Evan Langlois Jan 11 '17 at 06:35
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His answer is fundamentally the same as mine, only I did mine many months before his, and he has more upvotes. – PearsonArtPhoto Jan 11 '17 at 12:54
Try this code it's really working if KeyboardShown is Shown then this function return true value....
private final String TAG = "TextEditor";
private TextView mTextEditor;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_editor);
mTextEditor = (TextView) findViewById(R.id.text_editor);
mTextEditor.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
isKeyboardShown(mTextEditor.getRootView());
}
});
}
private boolean isKeyboardShown(View rootView) {
/* 128dp = 32dp * 4, minimum button height 32dp and generic 4 rows soft keyboard */
final int SOFT_KEYBOARD_HEIGHT_DP_THRESHOLD = 128;
Rect r = new Rect();
rootView.getWindowVisibleDisplayFrame(r);
DisplayMetrics dm = rootView.getResources().getDisplayMetrics();
/* heightDiff = rootView height - status bar height (r.top) - visible frame height (r.bottom - r.top) */
int heightDiff = rootView.getBottom() - r.bottom;
/* Threshold size: dp to pixels, multiply with display density */
boolean isKeyboardShown = heightDiff > SOFT_KEYBOARD_HEIGHT_DP_THRESHOLD * dm.density;
Log.d(TAG, "isKeyboardShown ? " + isKeyboardShown + ", heightDiff:" + heightDiff + ", density:" + dm.density
+ "root view height:" + rootView.getHeight() + ", rect:" + r);
return isKeyboardShown;
}
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There's finally a direct way starting from Android R based on Kotlin now.
val imeInsets = view.rootWindowInsets.getInsets(Type.ime())
if (imeInsets.isVisible) {
//Ime is visible
//Lets move our view by the height of the IME
view.translationX = imeInsets.bottom }
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In my case i had only one EditText
to manage in my layout so i came up whit this solution.
It works well, basically it is a custom EditText
which listens for focus and sends a local broadcast if the focus changes or if the back/done button is pressed.
To work you need to place a dummy View
in your layout with android:focusable="true"
and android:focusableInTouchMode="true"
because when you call clearFocus()
the focus will be reassigned to the first focusable view.
Example of dummy view:
<View
android:layout_width="1dp"
android:layout_height="1dp"
android:focusable="true"
android:focusableInTouchMode="true"/>
Additional infos
The solution which detects the difference in layout changes doesn't work very well because it strongly depends on screen density, since 100px can be a lot in a certain device and nothing in some others you could get false positives. Also different vendors have different keyboards.
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A little bit more compacted Kotlin version based on the answer of @bohdan-oliynyk
private const val KEYBOARD_VISIBLE_THRESHOLD_DP = 100
fun Activity.isKeyboardOpen(): Boolean {
fun convertDpToPx(value: Int): Int =
(value * Resources.getSystem().displayMetrics.density).toInt()
val rootView = findViewById<View>(android.R.id.content)
val visibleThreshold = Rect()
rootView.getWindowVisibleDisplayFrame(visibleThreshold)
val heightDiff = rootView.height - visibleThreshold.height()
val accessibleValue = convertDpToPx(KEYBOARD_VISIBLE_THRESHOLD_DP)
return heightDiff > accessibleValue
}
fun Activity.isKeyboardClosed(): Boolean {
return isKeyboardOpen().not()
}
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In Android you can detect through ADB shell. I wrote and use this method:
{
JSch jsch = new JSch();
try {
Session session = jsch.getSession("<userName>", "<IP>", 22);
session.setPassword("<Password>");
Properties config = new Properties();
config.put("StrictHostKeyChecking", "no");
session.setConfig(config);
session.connect();
ChannelExec channel = (ChannelExec)session.openChannel("exec");
BufferedReader in = new BufferedReader(new
InputStreamReader(channel.getInputStream()));
channel.setCommand("C:/Android/android-sdk/platform-tools/adb shell dumpsys window
InputMethod | findstr \"mHasSurface\"");
channel.connect();
String msg = null;
String msg2 = " mHasSurface=true";
while ((msg = in.readLine()) != null) {
Boolean isContain = msg.contains(msg2);
log.info(isContain);
if (isContain){
log.info("Hiding keyboard...");
driver.hideKeyboard();
}
else {
log.info("No need to hide keyboard.");
}
}
channel.disconnect();
session.disconnect();
} catch (JSchException | IOException | InterruptedException e) {
e.printStackTrace();
}
}
}
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1Can you improve this answer with a more concrete example, with all imports and a working example? – User3 Oct 22 '15 at 07:16
final View activityRootView = findViewById(R.id.rootlayout);
activityRootView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
Rect r = new Rect();
activityRootView.getWindowVisibleDisplayFrame(r);
int screenHeight = activityRootView.getRootView().getHeight();
Log.e("screenHeight", String.valueOf(screenHeight));
int heightDiff = screenHeight - (r.bottom - r.top);
Log.e("heightDiff", String.valueOf(heightDiff));
boolean visible = heightDiff > screenHeight / 3;
Log.e("visible", String.valueOf(visible));
if (visible) {
Toast.makeText(LabRegister.this, "I am here 1", Toast.LENGTH_SHORT).show();
} else {
Toast.makeText(LabRegister.this, "I am here 2", Toast.LENGTH_SHORT).show();
}
}
});
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Answer of @iWantScala is great but not working for me
rootView.getRootView().getHeight()
always has the same value
one way is to define two vars
private int maxRootViewHeight = 0;
private int currentRootViewHeight = 0;
add global listener
rootView.getViewTreeObserver()
.addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
currentRootViewHeight = rootView.getHeight();
if (currentRootViewHeight > maxRootViewHeight) {
maxRootViewHeight = currentRootViewHeight;
}
}
});
then check
if (currentRootViewHeight >= maxRootViewHeight) {
// Keyboard is hidden
} else {
// Keyboard is shown
}
works fine
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As you might know android Software keyboard will be visible only when there is a possible event of typing. In other words Keyboard get visible only when EditText is focused. that means you can get weather the Keyboard is visible or not by using OnFocusChangeListener.
//Declare this Globally
public boolean isKeyBoardVisible = false;
//In OnCreate *[For Activity]*, OnCreateView *[For Fragment]*
text_send.setOnFocusChangeListener(new View.OnFocusChangeListener() {
@Override
public void onFocusChange(View v, boolean hasFocus) {
if(hasFocus)
isKeyBoardVisible = true;
else
isKeyBoardVisible = false;
}
});
Now you can use isKeyBoardVisible variable anywhere in the class to get weather the keyboard is Open or Not. It worked well for me.
Note: This process doesn't work when the Keyboard is opened programmatically using InputMethodManager because that doesn't invoke OnFocusChangeListener.
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not really a hack, didnt work in a nested fragment case. Can't say on activities as i didnt try this on that yet. – Antroid Jun 03 '19 at 01:28
There is a direct method to find this out. And, it does not require the layout changes.
So it works in immersive fullscreen mode, too.
But, unfortunately, it does not work on all devices. So you have to test it with your device(s).
The trick is that you try to hide or show the soft keyboard and capture the result of that try.
If it works correct then the keyboard is not really shown or hidden. We just ask for the state.
To stay up-to-date, you simply repeat this operation, e.g. every 200 milliseconds, using a Handler.
The implementation below does just a single check.
If you do multiple checks, then you should enable all the (_keyboardVisible) tests.
public interface OnKeyboardShowHide
{
void onShowKeyboard( Object param );
void onHideKeyboard( Object param );
}
private static Handler _keyboardHandler = new Handler();
private boolean _keyboardVisible = false;
private OnKeyboardShowHide _keyboardCallback;
private Object _keyboardCallbackParam;
public void start( OnKeyboardShowHide callback, Object callbackParam )
{
_keyboardCallback = callback;
_keyboardCallbackParam = callbackParam;
//
View view = getCurrentFocus();
if (view != null)
{
InputMethodManager imm = (InputMethodManager) getSystemService( Activity.INPUT_METHOD_SERVICE );
imm.hideSoftInputFromWindow( view.getWindowToken(), InputMethodManager.HIDE_IMPLICIT_ONLY, _keyboardResultReceiver );
imm.showSoftInput( view, InputMethodManager.SHOW_IMPLICIT, _keyboardResultReceiver );
}
else // if (_keyboardVisible)
{
_keyboardVisible = false;
_keyboardCallback.onHideKeyboard( _keyboardCallbackParam );
}
}
private ResultReceiver _keyboardResultReceiver = new ResultReceiver( _keyboardHandler )
{
@Override
protected void onReceiveResult( int resultCode, Bundle resultData )
{
switch (resultCode)
{
case InputMethodManager.RESULT_SHOWN :
case InputMethodManager.RESULT_UNCHANGED_SHOWN :
// if (!_keyboardVisible)
{
_keyboardVisible = true;
_keyboardCallback.onShowKeyboard( _keyboardCallbackParam );
}
break;
case InputMethodManager.RESULT_HIDDEN :
case InputMethodManager.RESULT_UNCHANGED_HIDDEN :
// if (_keyboardVisible)
{
_keyboardVisible = false;
_keyboardCallback.onHideKeyboard( _keyboardCallbackParam );
}
break;
}
}
};
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Here is a workaround to know if softkeyboard is visible.
- Check for running services on the system using ActivityManager.getRunningServices(max_count_of_services);
- From the returned ActivityManager.RunningServiceInfo instances, check clientCount value for soft keyboard service.
- The aforementioned clientCount will be incremented every time, the soft keyboard is shown. For example, if clientCount was initially 1, it would be 2 when the keyboard is shown.
- On keyboard dismissal, clientCount is decremented. In this case, it resets to 1.
Some of the popular keyboards have certain keywords in their classNames:
- Google AOSP = IME
- Swype = IME
- Swiftkey = KeyboardService
- Fleksy = keyboard
- Adaptxt = IME (KPTAdaptxtIME)
- Smart = Keyboard (SmartKeyboard)
From ActivityManager.RunningServiceInfo, check for the above patterns in ClassNames. Also, ActivityManager.RunningServiceInfo's clientPackage=android, indicating that the keyboard is bound to system.
The above mentioned information could be combined for a strict way to find out if soft keyboard is visible.
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I had a similar problem. I needed to react to the Enter button on screen (which hid the keyboard). In this case you can subscribe to the OnEditorAction of the text view the keyboard was opend with - if you have multiple editable boxes, then subscribe to all of them.
In your Activity you have full control of the keyboard, so at no point will you face the problem whether the keyboard is opened or not, if you listen to all opening and closing events.
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I converted the answer to the kotlin, hope this helps for kotlin users.
private fun checkKeyboardVisibility() {
var isKeyboardShowing = false
binding.coordinator.viewTreeObserver.addOnGlobalLayoutListener {
val r = Rect()
binding.coordinator.getWindowVisibleDisplayFrame(r)
val screenHeight = binding.coordinator.rootView.height
// r.bottom is the position above soft keypad or device button.
// if keypad is shown, the r.bottom is smaller than that before.
val keypadHeight = screenHeight - r.bottom
if (keypadHeight > screenHeight * 0.15) { // 0.15 ratio is perhaps enough to determine keypad height.
// keyboard is opened
if (!isKeyboardShowing) {
isKeyboardShowing = true
}
} else {
// keyboard is closed
if (isKeyboardShowing) {
isKeyboardShowing = false
}
}
}
}
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If you support apis for AndroidR in your app then you can use the below method.
In kotlin :
var imeInsets = view.rootWindowInsets.getInsets(Type.ime())
if (imeInsets.isVisible) {
view.translationX = imeInsets.bottom
}
Note: This is only available for the AndroidR and below android version needs to follow some of other answer or i will update it for that.
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It works with adjustNothing flag of activity and lifecycle events are used. Also with Kotlin:
/**
* This class uses a PopupWindow to calculate the window height when the floating keyboard is opened and closed
*
* @param activity The parent activity
* The root activity that uses this KeyboardManager
*/
class KeyboardManager(private val activity: AppCompatActivity) : PopupWindow(activity), LifecycleObserver {
private var observerList = mutableListOf<((keyboardTop: Int) -> Unit)>()
/** The last value of keyboardTop */
private var keyboardTop: Int = 0
/** The view that is used to calculate the keyboard top */
private val popupView: View?
/** The parent view */
private var parentView: View
var isKeyboardShown = false
private set
/**
* Create transparent view which will be stretched over to the full screen
*/
private fun createFullScreenView(): View {
val view = LinearLayout(activity)
view.layoutParams = LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT,
ViewGroup.LayoutParams.MATCH_PARENT)
view.background = ColorDrawable(Color.TRANSPARENT)
return view
}
init {
this.popupView = createFullScreenView()
contentView = popupView
softInputMode = LayoutParams.SOFT_INPUT_ADJUST_RESIZE or LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE
inputMethodMode = INPUT_METHOD_NEEDED
parentView = activity.findViewById(android.R.id.content)
width = 0
height = LayoutParams.MATCH_PARENT
popupView.viewTreeObserver.addOnGlobalLayoutListener {
val rect = Rect()
popupView.getWindowVisibleDisplayFrame(rect)
val keyboardTop = rect.bottom
if (this.keyboardTop != keyboardTop) {
isKeyboardShown = keyboardTop < this.keyboardTop
this.keyboardTop = keyboardTop
observerList.forEach { it(keyboardTop) }
}
}
activity.lifecycle.addObserver(this)
}
/**
* This must be called after the onResume of the Activity or inside view.post { } .
* PopupWindows are not allowed to be registered before the onResume has finished
* of the Activity
*/
@OnLifecycleEvent(Lifecycle.Event.ON_RESUME)
fun start() {
parentView.post {
if (!isShowing && parentView.windowToken != null) {
setBackgroundDrawable(ColorDrawable(0))
showAtLocation(parentView, Gravity.NO_GRAVITY, 0, 0)
}
}
}
/**
* This manager will not be used anymore
*/
@OnLifecycleEvent(Lifecycle.Event.ON_DESTROY)
fun close() {
activity.lifecycle.removeObserver(this)
observerList.clear()
dismiss()
}
/**
* Set the keyboard top observer. The observer will be notified when the keyboard top has changed.
* For example when the keyboard is opened or closed
*
* @param observer The observer to be added to this provider
*/
fun registerKeyboardTopObserver(observer: (keyboardTop: Int) -> Unit) {
observerList.add(observer)
}
}
Useful method to keep view always above the keyboard
fun KeyboardManager.updateBottomMarginIfKeyboardShown(
view: View,
activity: AppCompatActivity,
// marginBottom of view when keyboard is hide
marginBottomHideKeyboard: Int,
// marginBottom of view when keybouard is shown
marginBottomShowKeyboard: Int
) {
registerKeyboardTopObserver { bottomKeyboard ->
val bottomView = ViewUtils.getFullViewBounds(view).bottom
val maxHeight = ScreenUtils.getFullScreenSize(activity.windowManager).y
// Check that view is within the window size
if (bottomView < maxHeight) {
if (bottomKeyboard < bottomView) {
ViewUtils.updateMargin(view, bottomMargin = bottomView - bottomKeyboard +
view.marginBottom + marginBottomShowKeyboard)
} else ViewUtils.updateMargin(view, bottomMargin = marginBottomHideKeyboard)
}
}
}
Where getFullViewBounds
fun getLocationOnScreen(view: View): Point {
val location = IntArray(2)
view.getLocationOnScreen(location)
return Point(location[0], location[1])
}
fun getFullViewBounds(view: View): Rect {
val location = getLocationOnScreen(view)
return Rect(location.x, location.y, location.x + view.width,
location.y + view.height)
}
Where getFullScreenSize
fun getFullScreenSize(wm: WindowManager? = null) =
getScreenSize(wm) { getRealSize(it) }
private fun getScreenSize(wm: WindowManager? = null, block: Display.(Point) -> Unit): Point {
val windowManager = wm ?: App.INSTANCE.getSystemService(Context.WINDOW_SERVICE)
as WindowManager
val point = Point()
windowManager.defaultDisplay.block(point)
return point
}
Where updateMargin
fun updateMargin(
view: View,
leftMargin: Int? = null,
topMargin: Int? = null,
rightMargin: Int? = null,
bottomMargin: Int? = null
) {
val layoutParams = view.layoutParams as ViewGroup.MarginLayoutParams
if (leftMargin != null) layoutParams.leftMargin = leftMargin
if (topMargin != null) layoutParams.topMargin = topMargin
if (rightMargin != null) layoutParams.rightMargin = rightMargin
if (bottomMargin != null) layoutParams.bottomMargin = bottomMargin
view.layoutParams = layoutParams
}
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You can use WindowInsetsCompat from androidx.core (version 1.5.0-rc01). This code will work from API 21 and above. Kotlin code example:
ViewCompat.setOnApplyWindowInsetsListener(root) { v, insets ->
val isKeyboardVisible = insets.isVisible(WindowInsetsCompat.Type.ime())
if (isKeyboardVisible) {
}
}
root is the root view of your Activity.
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Thanks all answers, I figure it out for my own circumstances
/**
* Add global layout listener to observe system keyboard visibility
*/
private void initObserverForSystemKeyboardVisibility() {
getRootView().getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
//Add your own code here
Log.d("TEST_CODE", "isSystemKeyboardVisible:" + isSystemKeyboardVisible())
}
});
}
/**
* Check system keyboard visibility
* @return true if visible
*/
public boolean isSystemKeyboardVisible() {
try {
final InputMethodManager manager = (InputMethodManager) getContext().getSystemService(Context.INPUT_METHOD_SERVICE);
final Method windowHeightMethod = InputMethodManager.class.getMethod("getInputMethodWindowVisibleHeight");
final int height = (int) windowHeightMethod.invoke(manager);
return height > 0;
} catch (Exception e) {
return false;
}
}
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I did this as follows, but its relevet only if your goal is to close / open the keyboad.
close example: (checking if keyboard already closed, if not - closing)
imm.showSoftInput(etSearch, InputMethodManager.HIDE_IMPLICIT_ONLY, new ResultReceiver(null) {
@Override
protected void onReceiveResult(int resultCode, Bundle resultData) {
super.onReceiveResult(resultCode, resultData);
if (resultCode != InputMethodManager.RESULT_UNCHANGED_HIDDEN)
imm.toggleSoftInput(InputMethodManager.SHOW_FORCED, 0);
}
});
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The question was related to find out either keyboard is showing or not – Gopal Singh Sirvi Jun 26 '15 at 11:53
a may be using :
@Override
public void onConfigurationChanged(Configuration newConfig) {
super.onConfigurationChanged(newConfig);
Log.d(
getClass().getSimpleName(),
String.format("conf: %s", newConfig));
if (newConfig.hardKeyboardHidden != hardKeyboardHidden) {
onHardwareKeyboardChange(newConfig.hardKeyboardHidden);
hardKeyboardHidden = newConfig.hardKeyboardHidden;
}
if (newConfig.keyboardHidden != keyboardHidden) {
onKeyboardChange(newConfig.keyboardHidden);
keyboardHidden = newConfig.hardKeyboardHidden;
}
}
public static final int KEYBOARDHIDDEN_UNDEFINED = 0;
public static final int KEYBOARDHIDDEN_NO = 1;
public static final int KEYBOARDHIDDEN_YES = 2;
public static final int KEYBOARDHIDDEN_SOFT = 3;
//todo
private void onKeyboardChange(int keyboardHidden) {
}
//todo
private void onHardwareKeyboardChange(int hardKeyboardHidden) {
}
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I wrote sample.
This repository can help to detect keyboard status without assumption that "keyboard should be more than X part of screen"
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