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android 调节屏幕亮度
public void setBrightness(int level) {
ContentResolver cr = getContentResolver();
Settings.System.putInt(cr, "screen_brightness", level);
Window window = getWindow();
LayoutParams attributes = window.getAttributes();
float flevel = level;
attributes.screenBrightness = flevel / 255;
getWindow().setAttributes(attributes);
}
ContentResolver cr = getContentResolver();
Settings.System.putInt(cr, "screen_brightness", level);
Window window = getWindow();
LayoutParams attributes = window.getAttributes();
float flevel = level;
attributes.screenBrightness = flevel / 255;
getWindow().setAttributes(attributes);
}
android 调节屏幕亮度
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