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Dim p As Phone p.SetScreenBrightness(1.0) ' set Brightness : float value between 0.0 (min) and 1.0 (max) ... p.SetScreenBrightness(-1) ' restore automatic Brightness You ca also use PhoneWakeState Dim pw As PhoneWakeState pw.KeepAlive(False)

You can set the screen brightness with the Phone library. Private p As Phone p.SetScreenBrightness(0.5) The brightness value is a float number from 0 to 1. You could have a look at this post.

As you probably noticed, Phone.SetScreenBrightness does not change the screen brightness but the brightness of the current window. Here is a library that allows to change the screen brightness and select the brightness mode (automatic/manual). It allows also to change the window brightness. Example

Yes. Yes See what you can do using the Phone Library... 156683 Dim p As Phone p.SetVolume(p.VOLUME_MUSIC, 15, True) 'Max Volume p.SetScreenOrientation(0) ' Landscape p.SetScreenBrightness(1) ' (-1 Auto did not work , 1 Brightest did work)

True) End Sub Sub ScreenAwake ToastMessageShow("Awake sub called", False) Phone1.SetScreenBrightness(-1) Phone2.ReleaseKeepAlive Phone2.KeepAlive(True) End Sub Sub ScreenSleep ToastMessageShow("Sleep sub called", False) Phone2.ReleaseKeepAlive Phone1.SetScreenBrightness

Hi, I've gone back to an old project to make a minor fix, but when I compiled and ran it it errored. So I had to go into debug and find what was causing it (nothing to do with the change I made). Sub SetScreenBrightness(b As Float) Dim p As Phone If b < 0.1f Then b = 0.1f MyFunctions
link: Yes :( Connected to B4A-Bridge (Wifi) Connected to B4A-Bridge (Wifi) PackageAdded: package:b4a.example ** Activity (main) Resume ** Connected to B4A
link: Create a new project and call this method from Activity_Create. Do you get this error?

maybe this? https://www.b4x.com/android/help/phone.html#phone_setscreenbrightness
link: Try This (Search for Screen Brightness) Sub Process_Globals Dim phone1 As Phone End Sub Sub Globals Dim sb As SeekBar End Sub Sub Activity_

I realized that the following settings will be gone once I quit the App. Is there a way to keep these phone settings permanently until I next change them? Dim myPhone As Phone myPhone.SetScreenOrientation (0) myPhone.SetVolume (myPhone.VOLUME_SYSTEM,15,True) myPhone.SetScreenBrightness (-1)

See the documentation for SetScreenBrightness method: https://www.b4x./?query=phone.setscreenbrightness&page=1&prefix=0
link: Erel, thank you, In service module where I am using PHONEEVENTS (this is OK) I am waiting to STATE="OFFHOOK" (this is OK) after that in same service
link: Dear friends please for advice... How to solve situation if I want use this code (from this thread) in service: Dim p AsPhone If Value > 15Then Writ

Are you calling Phone.SetScreenBrightness? Can you upload a small project with only the overlay and the brightness functionality?
link: DefCM.ph.SetScreenBrightness( Max(DefCM.scrndim, 5) / 100 ) My main form has a slider for which operators can control the screen brightness. The
link: I looked at the code of SetScreenBrightness and saw that it does not change the brightness of the screen, but only the brightness of the activity. Tha
link: This is a custom project for one specific client (Teck Resources (NANA/Lynden Transport) / Red Dog Mine, Alaska, USA). They use the Samsung Active 8 t

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