author | sandman <sandman> | 2002-11-01 19:03:41 (UTC) |
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committer | sandman <sandman> | 2002-11-01 19:03:41 (UTC) |
commit | 0380a66a6edc8692668a24a49082881b13a4c5fc (patch) (unidiff) | |
tree | 6e1fbfe4133d493c6380da26e38d29678b8c3622 /libopie/odevice.cpp | |
parent | 6860113387bbc86ee33e86327941cafc986e6481 (diff) | |
download | opie-0380a66a6edc8692668a24a49082881b13a4c5fc.zip opie-0380a66a6edc8692668a24a49082881b13a4c5fc.tar.gz opie-0380a66a6edc8692668a24a49082881b13a4c5fc.tar.bz2 |
setDisplayBrightness calculated the wrong backlight level for iPAQs
-rw-r--r-- | libopie/odevice.cpp | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/libopie/odevice.cpp b/libopie/odevice.cpp index 8f4e296..7d8cdbf 100644 --- a/libopie/odevice.cpp +++ b/libopie/odevice.cpp | |||
@@ -648,36 +648,34 @@ bool iPAQ::setSoftSuspend ( bool soft ) | |||
648 | else | 648 | else |
649 | ::perror ( "/proc/sys/ts/suspend_button_mode" ); | 649 | ::perror ( "/proc/sys/ts/suspend_button_mode" ); |
650 | 650 | ||
651 | return res; | 651 | return res; |
652 | } | 652 | } |
653 | 653 | ||
654 | 654 | ||
655 | bool iPAQ::setDisplayBrightness ( int bright ) | 655 | bool iPAQ::setDisplayBrightness ( int bright ) |
656 | { | 656 | { |
657 | bool res = false; | 657 | bool res = false; |
658 | int fd; | 658 | int fd; |
659 | 659 | ||
660 | int maxbright = displayBrightnessResolution ( ); | 660 | if ( bright > 255 ) |
661 | 661 | bright = 255; | |
662 | if ( bright > maxbright ) | ||
663 | bright = maxbright; | ||
664 | if ( bright < 0 ) | 662 | if ( bright < 0 ) |
665 | bright = 0; | 663 | bright = 0; |
666 | 664 | ||
667 | if (( fd = ::open ( "/dev/touchscreen/0", O_WRONLY )) >= 0 ) { | 665 | if (( fd = ::open ( "/dev/touchscreen/0", O_WRONLY )) >= 0 ) { |
668 | FLITE_IN bl; | 666 | FLITE_IN bl; |
669 | bl. mode = 1; | 667 | bl. mode = 1; |
670 | bl. pwr = bright ? 1 : 0; | 668 | bl. pwr = bright ? 1 : 0; |
671 | bl. brightness = bright; | 669 | bl. brightness = ( bright * ( displayBrightnessResolution ( ) - 1 ) + 127 ) / 255; |
672 | res = ( ::ioctl ( fd, FLITE_ON, &bl ) == 0 ); | 670 | res = ( ::ioctl ( fd, FLITE_ON, &bl ) == 0 ); |
673 | ::close ( fd ); | 671 | ::close ( fd ); |
674 | } | 672 | } |
675 | return res; | 673 | return res; |
676 | } | 674 | } |
677 | 675 | ||
678 | int iPAQ::displayBrightnessResolution ( ) const | 676 | int iPAQ::displayBrightnessResolution ( ) const |
679 | { | 677 | { |
680 | switch ( model ( )) { | 678 | switch ( model ( )) { |
681 | case Model_iPAQ_H31xx: | 679 | case Model_iPAQ_H31xx: |
682 | case Model_iPAQ_H36xx: | 680 | case Model_iPAQ_H36xx: |
683 | case Model_iPAQ_H37xx: | 681 | case Model_iPAQ_H37xx: |