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fix: the old background reappears for a few seconds
Add replacing or appending "GRUB_BACKGROUND" surpport for file "/etc/default/grub" to fix "the old background reappears for a few seconds" bug.
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@ -181,6 +181,14 @@ install() {
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echo "GRUB_THEME=\"${THEME_DIR}/${theme}/theme.txt\"" >> /etc/default/grub
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fi
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if grep "GRUB_BACKGROUND=" /etc/default/grub 2>&1 >/dev/null; then
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#Replace GRUB_BACKGROUND
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sed -i "s|.*GRUB_BACKGROUND=.*|GRUB_BACKGROUND=\"${THEME_DIR}/${theme}/background.jpg\"|" /etc/default/grub
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else
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#Append GRUB_BACKGROUND
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echo "GRUB_BACKGROUND=\"${THEME_DIR}/${theme}/background.jpg\"" >> /etc/default/grub
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fi
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# Make sure the right resolution for grub is set
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if [[ ${screen} == '1080p' ]]; then
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gfxmode="GRUB_GFXMODE=1920x1080,auto"
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