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Make theme selector script a bit more robust
This commit is contained in:
Dave Davenport
parent
e53e9b73ba
commit
62434f0e8c
1 changed files with 84 additions and 23 deletions
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@ -3,19 +3,47 @@
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# This code is released in public domain by Dave Davenport <qball@gmpclient.org>
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#
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ROFI=rofi
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ROFI_FLAGS=
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TMP_CONFIG_FILE=$(mktemp)
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ROFI=$(which rofi)
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SED=$(which sed)
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MKTEMP=$(which mktemp)
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if [ -z "${SED}" ]
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then
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echo "Did not find 'sed', script cannot continue."
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exit 1
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fi
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if [ -z "${MKTEMP}" ]
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then
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echo "Did not find 'mktemp', script cannot continue."
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exit 1
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fi
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if [ -z "${ROFI}" ]
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then
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echo "Did not find rofi, there is no point to continue."
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exit 1
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fi
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TMP_CONFIG_FILE=$(${MKTEMP})
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##
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# Array with parts to the found themes.
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# And array with the printable name.
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##
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declare -a themes
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declare -a theme_names
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##
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# Function that tries to find all installed rofi themes.
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# This fills in #themes array and formats a displayable string #theme_names
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##
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function find_themes()
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{
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DIRS=${XDG_DATA_DIRS}
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if [ -z "${XDG_DATA_DIRS}" ]
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then
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echo "XDG_DATA_DIRS needs to be set for this script to function."
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exit 1;
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fi
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# Add user dir.
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DIRS+="${HOME}/.local/share/"
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@ -27,49 +55,63 @@ function find_themes()
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then
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for file in ${TD}/*.theme
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do
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themes+=(${file})
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FN=$(basename ${file})
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NAME=${FN%.*}
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USER=$(sed -n 's/^! User: \(.*\)/\1/p' ${file} )
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if [ -z "${USER}" ]
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if [ -f "${file}" ]
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then
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theme_names+=(${NAME})
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else
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theme_names+=("${NAME} by ${USER}")
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fi
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done
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themes+=(${file})
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FN=$(basename ${file})
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NAME=${FN%.*}
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USER=$(${SED} -n 's/^! User: \(.*\)/\1/p' ${file} )
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if [ -z "${USER}" ]
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then
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theme_names+=(${NAME})
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else
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theme_names+=("${NAME} by ${USER}")
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fi
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fi
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done
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fi
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done
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IFS=${OLDIFS}
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}
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##
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# Create a copy of rofi
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##
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function create_config_copy()
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{
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${ROFI} -dump-xresources > ${TMP_CONFIG_FILE}
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}
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###
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# Print the list out so it can be displayed by rofi.
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##
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function create_theme_list()
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{
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OLDIFS=${IFS}
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IFS="""
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"""
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IFS='|'
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for themen in ${theme_names[@]}
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do
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echo ${themen}
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done
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IFS=${OLDIFS}
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}
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##
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# Thee indicate what entry is selected.
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##
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declare -i SELECTED
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CUR="default"
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function select_theme ()
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{
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MORE_FLAGS=(-dmenu -format i -no-custom -p \"Theme\" -markup -config ${TMP_CONFIG_FILE})
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local MORE_FLAGS=(-dmenu -format i -no-custom -p Theme -markup -config ${TMP_CONFIG_FILE})
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MORE_FLAGS+=(-kb-custom-1 "Alt-a")
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local CUR="default"
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while true
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do
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MESG="""You can preview themes by hitting <b>Enter</b>.
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declare -i RTR
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declare -i RES
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local MESG="""You can preview themes by hitting <b>Enter</b>.
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<b>Alt-a</b> to accept the new theme.
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<b>Escape</b> to cancel
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Current theme: <b>${CUR}</b>"""
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@ -82,13 +124,17 @@ Current theme: <b>${CUR}</b>"""
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then
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return 1;
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fi
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sed -i '/#include .*/d' ${TMP_CONFIG_FILE}
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${SED} -i '/#include .*/d' ${TMP_CONFIG_FILE}
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echo "#include \"${themes[${RES}]}\"" >> ${TMP_CONFIG_FILE}
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CUR=${theme_names[${RES}]}
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SELECTED=${RES}
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done
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}
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###
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# Create if not exists, then removes #include of .theme file (if present) and add the selected theme to the end.
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# Repeated calls should leave the config clean-ish
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###
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function set_theme()
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{
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CDIR="${HOME}/.config/rofi/"
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@ -98,11 +144,15 @@ function set_theme()
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fi
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if [ -f "${CDIR}/config" ]
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then
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sed -i "/#include \".*\.theme\"$/d" "${CDIR}/config"
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${SED} -i "/#include \".*\.theme\"$/d" "${CDIR}/config"
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fi
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echo "#include \"${1}\"" >> "${CDIR}/config"
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}
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############################################################################################################
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# Actual program execution
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###########################################################################################################
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##
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# Find all themes
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##
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@ -111,16 +161,27 @@ find_themes
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##
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# Do check if there are themes.
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##
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if [ ${#themes[@]} = 0 ]
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then
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${ROFI} -e "No themes found."
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exit 0
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fi
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##
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# Create copy of config to play with in preview
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##
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create_config_copy
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##
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# Show them to user.
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# Show the themes to user.
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##
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if select_theme && [ -n "${SELECTED}" ]
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then
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echo "Selected: ${themes[${SELECTED}]}"
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# Set theme
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set_theme "${themes[${SELECTED}]}"
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fi
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##
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# Remove temp. config.
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##
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rm ${TMP_CONFIG_FILE}
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