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edit.js: hit return to add a new line in the middle of the text

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minjaesong
2021-04-16 17:58:19 +09:00
parent 1fc01ab745
commit 5554e0e927
1 changed files with 11 additions and 4 deletions
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15
assets/disk0/tvdos/bin/edit.js
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@@ -243,7 +243,10 @@ function appendText(code) {
}
function appendLine() {
textbuffer.push("");
//textbuffer.push("");
let s1 = textbuffer[cursorRow].substring(0, cursorCol);
let s2 = textbuffer[cursorRow].substring(cursorCol);
textbuffer.splice(cursorRow, 1, s1, s2);
// reset horizontal scroll before going to the next line
scrollHor = 0;
@@ -256,8 +259,9 @@ function appendLine() {
if (cursorRow >= windowHeight - scrollPeek) {
scroll += 1;
drawLineNumbers();
drawTextbuffer();
}
drawTextbuffer();
}
function nextCol() {
@@ -332,10 +336,13 @@ while (!exit) {
nextCol(); drawLnCol(); gotoText();
}
else if (key == con.KEY_HOME) {
cursorCol = 0; scrollHor = 0; drawTextLine(cursorRow - scroll); drawLnCol(); gotoText();
cursorCol = 0; scrollHor = 0;
drawTextLine(cursorRow - scroll); drawLnCol(); gotoText();
}
else if (key == con.KEY_END) {
cursorCol = textbuffer[cursorRow].length; scrollHor = textbuffer[cursorRow].length - paintWidth + 2; drawTextLine(cursorRow - scroll); drawLnCol(); gotoText();
cursorCol = textbuffer[cursorRow].length;
scrollHor = textbuffer[cursorRow].length - paintWidth + 2;
drawTextLine(cursorRow - scroll); drawLnCol(); gotoText();
}
else if (key >= 32 && key < 128) { // printables (excludes \n)
appendText(key);