waveterm/xterm.js
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Have reverseIndex use CircularList.shiftElements 🎉

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This commit is contained in:
Daniel Imms
2016-12-21 03:26:40 -08:00
parent 969a2e953c
commit bf16fdc01d
1 changed files with 2 additions and 11 deletions
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src/xterm.js
+2 -11
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@@ -3174,17 +3174,8 @@ Terminal.prototype.reverseIndex = function() {
// possibly move the code below to term.reverseScroll();
// test: echo -ne '\e[1;1H\e[44m\eM\e[0m'
// blankLine(true) is xterm/linux behavior
if (this.lines.length === this.lines.maxLength) {
// Trim the start of lines to make room for the new temporary row
// TODO: This section could be optimized by introducing a CircularList function that inserts,
// deletes and shifts elements to accomplish this task.
this.lines.trimStart(1);
this.ybase -= 1;
this.ydisp -= 1;
}
this.lines.splice(this.y + this.ybase, 0, this.blankLine(true));
j = this.rows - 1 - this.scrollBottom;
this.lines.splice(this.rows - 1 + this.ybase - j + 1, 1);
this.lines.shiftElements(this.y + this.ybase, this.rows - 1, 1);
this.lines.set(this.y + this.ybase, this.blankLine(true));
this.updateRange(this.scrollTop);
this.updateRange(this.scrollBottom);
} else {