MeexReay/poshlostios
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delete lines fix

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This commit is contained in:
MeexReay 2025-03-21 22:12:16 +03:00
parent 3eb1bd5afe
commit 31762b74a2
2 changed files with 20 additions and 6 deletions
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24
app/kfc/kfc.js
View File

@ -33,6 +33,21 @@ function editLine(content, line, callback) {
return lines.join("\n")
}
function axisToIndex(lines, pos) {
let index = 0
for (let y = 0; y < lines.length; y++) {
const line = lines[y];
const length = line.length
if (y == pos[1]) {
return index + pos[0]
}
index += length + 1
}
return index
}
async function main(args) {
if (args.length != 2) {
writeStdout(`Usage: kfc <file>\n`)
@ -64,12 +79,11 @@ async function main(args) {
if (event.type == "key") {
if (event.key == "Backspace") {
if (pos[0] > 0) {
content = editLine(content, pos[1], line => line.slice(0, pos[0] - 1) + line.slice(pos[0]))
pos[0] -= 1
}
let index = axisToIndex(content.split("\n"), pos)
content = content.slice(0, index - 1) + content.slice(index)
} else if (event.key == "Delete") {
content = editLine(content, pos[1], line => line.slice(0, pos[0]) + line.slice(pos[0] + 1))
let index = axisToIndex(content.split("\n"), pos)
content = content.slice(0, index) + content.slice(index + 1)
} else if (event.key == "ArrowUp") {
pos[1] = Math.max(0, pos[1] - 1)
pos[0] = Math.min(content.split("\n")[pos[1]].length, pos[0])

2
sys/terminal.js
View File

@ -77,7 +77,7 @@ function getCursorIndex() {
index += length + 1
}
return 0
return index
}
function getCursor() {