From ccf818de5a4dcd6da093b76a70b1d19b5a92474c Mon Sep 17 00:00:00 2001
From: Theodore Dubois <tbodt@users.noreply.github.com>
Date: Sat, 24 Dec 2016 10:29:52 -0800
Subject: [PATCH] Add support for cursor styles 5 and 6 to hterm (#1286)

This fixes #270, cursor shape changing in Neovim.
---
 lib/hterm.js | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/lib/hterm.js b/lib/hterm.js
index d3750ee4..647ce440 100644
--- a/lib/hterm.js
+++ b/lib/hterm.js
@@ -427,5 +427,31 @@ lib.colors.hexToRGB = function (arg) {
   return arg;
 };
 
+// add support for cursor styles 5 and 6, fixes #270
+hterm.VT.CSI[' q'] = function (parseState) {
+  const arg = parseState.args[0];
+  if (arg === '0' || arg === '1') {
+    this.terminal.setCursorShape(hterm.Terminal.cursorShape.BLOCK);
+    this.terminal.setCursorBlink(true);
+  } else if (arg === '2') {
+    this.terminal.setCursorShape(hterm.Terminal.cursorShape.BLOCK);
+    this.terminal.setCursorBlink(false);
+  } else if (arg === '3') {
+    this.terminal.setCursorShape(hterm.Terminal.cursorShape.UNDERLINE);
+    this.terminal.setCursorBlink(true);
+  } else if (arg === '4') {
+    this.terminal.setCursorShape(hterm.Terminal.cursorShape.UNDERLINE);
+    this.terminal.setCursorBlink(false);
+  } else if (arg === '5') {
+    this.terminal.setCursorShape(hterm.Terminal.cursorShape.BEAM);
+    this.terminal.setCursorBlink(true);
+  } else if (arg === '6') {
+    this.terminal.setCursorShape(hterm.Terminal.cursorShape.BEAM);
+    this.terminal.setCursorBlink(false);
+  } else {
+    console.warn('Unknown cursor style: ' + arg);
+  }
+};
+
 export default hterm;
 export {lib};