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In B4XPages, the back key press (bottom right of the bar at the bottom of the screen) is handled by Main with this Sub: Sub Activity_KeyPress (KeyCode As Int) As Boolean Return B4XPages...
link: i think you should determine the value (or key code) of your keyboard "back" key. don...
link: the focus, "activity" cannot see the back key press. my code knows when the keyboard is down...

Firstly B4xPage back key works fine in mobile phone,. but with emulator and TVset, it seems to be unnormal, I start an app from my application screen, pressing back key it will back to home screen instead of application screen....
link: It takes to the home screen when the current page is the only page in the pages stack. Thanks, but it doesn't take to the home ...
link: It takes to the home screen when the current page is the only page in the pages stack....

Hi, How to disable "back key" while showing a "spinner"? In the "activity" I have in activity_KeyPress, but does not work when making a request for data to the user...
link: :( Thank you. :)...
link: The soft keys cannot be disabled or removed, in recent versions of Android can be "hidden...
link: Hi, I wonder is it possible to disable or remove the entire set of keys? http://farm4.staticflickr...

Everything can be made with B4A, if it can be implemented with Java. Whether there is a simple libr...
link: Everything can be made with B4A, if it can be implemented with Java. Whether there is a simple libra...
link: Thank you Erel. Can it be made in B4A ? I don't see how. Only in Java ?...
link: It is difficult to achieve. You will need to implement an accessibility service....

How can I detect when the user presses the home and back keys? I thought Activity_Pause() would trap it but apparently not. Thanks......
link: Thanks - Problem solved :signOops: Sorry! My bad! :o Actually, I need my app to be persistent an...
link: MsgBoxes are not allowed in Activity_Pause. Have a look at this page in the Wiki. You should use Act...
link: Home key is pressed. The Home key just closes the app without any warning. (This is part...

This should work: Private Sub B4XPage_CloseRequest As ResumableSub WebView1.Back Return False End Sub Thanks bro 😊...
link: This should work: Private Sub B4XPage_CloseRequest As ResumableSub WebView1.Back Return...
link: Sub Class_Globals Private Root As B4XView Private xui As XUI Private WebView1 As WebView Private WebViewExtra As Web...

It's a legacy system....
link: is: Sub Activity_KeyPress (KeyCode As Int) As Boolean 'Return True to consume the event ...
link: I press the Back key on an empty EditText, the error below occurs. I tracked it, and the last event...

Thanks for the reply. I guess I can live with it and only use it to replace msgbox/Toast. Other libraries are just not as pretty ? If KeyCode = KeyCodes.KEYCODE_BACK Then sweet.Initialize...
link: It is not possible. This is how modal things works in Anroid. As the lib is from 2016 i know i do...
link: It is not possible. This is how modal things works in Anroid. As the lib is from 2016 i know i do ...
link: to prevent the SweetAlertDialog from closing when the back key is pressed? Sometimes I do not want...

Is there any way to prevent the soft keyboard from closing when the back key is pressed? Alternatively, is there any way to set up an event to trap when the soft keyboard is closed via the back key...
link: I'm using a Samsung S5 which as far as I am aware is stock standard. Under It appears to have ...
link: suppress the floating option in the keyboard? No. It is a feature of your keyboard app. Most keyboar...
link: to trap when the soft keyboard is closed via the back key being pressed when the keyboard is floating...

the BackKey. It should not close the whole application, only the actual class instance. If only the first... the first dialog the second dialog is started with the button "Edit city", the BackKey...
link: Yes, Work it. I gave new life to my library :D:D:D:D...
link: Is there a way to restore event control to activity? Return false if you dont catch the event...
link: Having done the eprove, I observed that it moves the KeyPress event to the On_KeyPress sub...