waveterm/xterm.js
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Prevent exception switching to alt buffer before open()

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Fixes #892
This commit is contained in:
Daniel Imms
2017-08-17 08:36:08 -07:00
parent f3d375a7a8
commit b5fc054fa5
1 changed files with 6 additions and 2 deletions
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src/Parser.ts
+6 -2
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@@ -341,7 +341,9 @@ export class Parser {
case '=':
this._terminal.log('Serial port requested application keypad.');
this._terminal.applicationKeypad = true;
this._terminal.viewport.syncScrollArea();
if (this._terminal.viewport) {
this._terminal.viewport.syncScrollArea();
}
this._state = ParserState.NORMAL;
break;
@@ -349,7 +351,9 @@ export class Parser {
case '>':
this._terminal.log('Switching back to normal keypad.');
this._terminal.applicationKeypad = false;
this._terminal.viewport.syncScrollArea();
if (this._terminal.viewport) {
this._terminal.viewport.syncScrollArea();
}
this._state = ParserState.NORMAL;
break;