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  • Special cases
  • Required permissions
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WINDEV Mobile
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Stored procedures
BrightnessModify (Function)
In french: LuminositéModifie
Modifies the setting of the brightness for the device screen.
Remark: This function can be used in the emulator.
Example
// Applies a maximum brightness to the screen
BrightnessModify(100)
Syntax
BrightnessModify(<Brightness>)
<Brightness>: Integer or Integer constant
New value for the brightness:
  • value included between 0 and 100.
  • AndroidAndroid Widget the following constant:
    brightnessAutoThe screen lightness is automatically adapted according to the lighting conditions.
    Caution: This constant is available from Android version 2.2 (api level 8). The function will have no effect if it used with an earlier version of the system.
    To find out whether the automatic management of the brightness is enabled, use BrightnessAuto.
Remarks

Special cases

  • The modification of the brightness affects the setting of the device. Therefore, the new brightness is global to all the applications and it will be stored when the application is closed.
  • To find out the value of the current setting for the brightness of the screen, use BrightnessGet.
  • We advise you not to specify a very low brightness (less than 10). Indeed, the minimum brightness changes according to the device and the screen of the phone can be switched off if the limit is reached.
AndroidAndroid Widget

Required permissions

The call to this function modifies the permissions required by the application.
Required permission : WRITE_SETTINGS
This permission allows the application to write the system parameters.
Related Examples:
WM System Cross-platform examples (WINDEV Mobile): WM System
[ + ] This application is an example of some of the features of WINDEV Mobile available for Android/iOS.
The following system functions are used:
- NFC
- Multimedia control
- Brightness
- Volume
- Wi-Fi
- Bluetooth
- Toast
- Compass
- Accelerometer
- Camera control
- LED
- Vibration
- Notifications
- Drawing functions
- Internet
Component: wd280android.aar
See also
Minimum version required
  • Version 17
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