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| author | P. J. McDermott <pj@pehjota.net> | 2015-10-29 00:59:43 (EDT) |
|---|---|---|
| committer | P. J. McDermott <pj@pehjota.net> | 2015-10-29 00:59:43 (EDT) |
| commit | acd042453efecb299559b54b4cf5a0564a65fde8 (patch) | |
| tree | b40b65cd6c8d444353aaaa95a6e7d075d593dafb | |
| parent | 9dcc5b86e73fda790dd81fdbb12ae33534144515 (diff) | |
| download | firman.sh-acd042453efecb299559b54b4cf5a0564a65fde8.zip firman.sh-acd042453efecb299559b54b4cf5a0564a65fde8.tar.gz firman.sh-acd042453efecb299559b54b4cf5a0564a65fde8.tar.bz2 | |
tui_show_prompt(): Implement line editing
| -rw-r--r-- | src/ui/tui.sh | 66 |
1 files changed, 53 insertions, 13 deletions
diff --git a/src/ui/tui.sh b/src/ui/tui.sh index b121906..6cf0f9f 100644 --- a/src/ui/tui.sh +++ b/src/ui/tui.sh @@ -188,6 +188,8 @@ tui_show_prompt() local curpos=0 local focus=0 local key= + local mask= + local buffer= # Calculate width and draw the box. w=$(expr ${#title} + 4) @@ -266,24 +268,62 @@ tui_show_prompt() fi ;; KEY_DEL) - if [ ${curpos} -lt ${#input} ]; then - : TODO - fi + [ ${curpos} -lt ${#input} ] || continue + i=0 + mask='' + while [ ${i} -lt ${curpos} ]; do + mask="${mask}." + i=$(($i + 1)) + done + cmd="s/^\\(${mask}\\).\\(.*\\)\$/\1\2/" + input="$(printf '%s' "${input}" | sed \ + "${cmd}")" ;; KEY_SPACE) - if [ ${curpos} -lt ${len} ]; then - # TODO: Handle curpos not at end - input="${input} " - curpos=$(($curpos + 1)) - fi + [ ${curpos} -lt ${len} ] || continue + key=' ' + i=0 + mask='' + while [ ${i} -lt ${curpos} ]; do + mask="${mask}." + i=$(($i + 1)) + done + cmd="s/^\\(${mask}\\).*\$/\1/" + buffer="$(printf '%s' "${input}" | sed \ + "${cmd}")${key}" + i=${curpos} + mask='' + while [ ${i} -lt ${#input} ]; do + mask="${mask}." + i=$(($i + 1)) + done + cmd="s/^.*\\(${mask}\\)\$/\1/" + input="${buffer}$(printf '%s' \ + "${input}" | sed "${cmd}")" + curpos=$(($curpos + 1)) ;; KEY_*);; *) - if [ ${curpos} -lt ${len} ]; then - # TODO: Handle curpos not at end - input="${input}${key}" - curpos=$(($curpos + 1)) - fi + [ ${curpos} -lt ${len} ] || continue + i=0 + mask='' + while [ ${i} -lt ${curpos} ]; do + mask="${mask}." + i=$(($i + 1)) + done + cmd="s/^\\(${mask}\\).*\$/\1/" + buffer="$(printf '%s' "${input}" | sed \ + "${cmd}")${key}" + i=${curpos} + mask='' + while [ ${i} -lt ${#input} ]; do + mask="${mask}." + i=$(($i + 1)) + done + cmd="s/^.*\\(${mask}\\)\$/\1/" + input="${buffer}$(printf '%s' \ + "${input}" | sed "${cmd}")" + curpos=$(($curpos + 1)) ;; esac elif [ ${focus} -eq 1 ]; then |