问下,ARM板移植了不带触摸屏的QT4.8.6后,鼠标使用正常,就是USB键盘使用起来很卡顿,有时候按键都不出来。这是什么情况,是不是移植的时候没配置好啊
/etc/profile里的环境变量如下:
QT_DIR=/usr/lib/arm-qtexport QT_QWS_FONTDIR=$QT_DIR/lib/fontsexport QT_QWS_DISPLAY="linuxFB:/dev/fb0"export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$QT_DIR/lib
QT的./configure的具体配置如下: 黑体加粗的部分的配置和键盘有关的
-qt-libjpeg \-qt-zlib \-qt-libpng \-qt-freetype \-little-endian \-host-little-endian \-no-qt3support \-no-libtiff \-no-libmng \-no-opengl \-no-mmx \-no-sse \-no-sse2 \-no-3dnow \-no-openssl \-no-webkit \-no-qvfb \-no-phonon \-no-nis \-no-cups \-no-glib \-qt-kbd-linuxinput \ -qt-kbd-tty \ -no-kbd-qvfb \-nomake tools \-nomake docs \-qt-sql-sqlite \-plugin-sql-sqlite