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53 lines
1.5 KiB
Bash
53 lines
1.5 KiB
Bash
# tui/layout.sh
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# Terminal UI layout helpers
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# Provides menu/table formatting utilities
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# set the total width of the menu
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# (adjusting this number will automatically change the entire menu, including the separator lines)
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# note: The number represents the number of columns that appear when the "||" appears on the right
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TABLE_WIDTH=60
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# define two extra-long template strings in advance
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# (the length should be greater than the expected TABLE_WIDTH)
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FULL_EQ="===================================================================================================="
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FULL_DASH="- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - "
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# function to print content lines
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# (using cursor jump)
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content_line() {
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local param="${1:-}"
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echo -e " ${param}\033[${TABLE_WIDTH}G||"
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}
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# function to print sub content lines
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# for printing accompanying instructions
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sub_content_line() {
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local param="${1:-}"
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echo -e " ${param}\033[${TABLE_WIDTH}G||"
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content_line
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}
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# increase the spacing between the front
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# and back forms to improve readability
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double_line_break() {
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printf "\n\n"
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}
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# function to print separators
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# (using string slicing)
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# parameter $1: pass in "=" or "-"
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separator_line() {
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local separator_type="$1"
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local output_line=""
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local len=$((TABLE_WIDTH - 1))
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if [ "$separator_type" == "=" ]; then
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output_line="${FULL_EQ:0:$len}"
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else
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output_line="${FULL_DASH:0:$len}"
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fi
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echo "${output_line}||"
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}
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