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Allow brightness to go to absolute minimum

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This assumes that 1 keeps the backlight on and 0
turns the backlight off.
This commit is contained in:
ADAM David Alan Martin
2026-01-26 02:17:05 -05:00
parent 9af82632b1
commit 4cb0d240b1
1 changed files with 4 additions and 3 deletions
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7
power_console_main.cc
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@ -120,7 +120,7 @@ main( const int argcnt, char **argvec )
level->value( 0 );
level->label( battLevelString.c_str() );
brightness->maximum( 1 );
brightness->maximum( 0 );
brightness->minimum( 100 );
brightness->step( -1 );
@ -187,7 +187,8 @@ namespace
int max;
i_max >> max;
int adj= max * pct / 100;
// Clamp to never hit 0 backlight or pass max.
int adj= std::clamp( max * pct / 100, 1, max );
std::cerr << "Adjustment computed: " << adj << std::endl;
std::ofstream out{ backlightPath / "brightness" };
@ -212,5 +213,5 @@ adjustBrightness( MouseWheelSlider *, void * )
{
const int amount= brightness->value();
std::cerr << "Adjusting brightness by " << amount << std::endl;
changeBrightness( std::clamp( amount, 1, 100 ) );
changeBrightness( amount );
}