From 0d7f89467fb1ff495ec303e2269142f4f184d0ee Mon Sep 17 00:00:00 2001
From: Jess Lin <jessicalin@fb.com>
Date: Wed, 1 Apr 2015 11:51:04 -0700
Subject: [PATCH] [Gutter][DOM Persistence] Add ::hideNode and ::showNode to
 GutterComponent classes

---
 src/custom-gutter-component.coffee      | 11 +++++++++++
 src/line-number-gutter-component.coffee | 11 +++++++++++
 2 files changed, 22 insertions(+)

diff --git a/src/custom-gutter-component.coffee b/src/custom-gutter-component.coffee
index e2628a451..4b374ba22 100644
--- a/src/custom-gutter-component.coffee
+++ b/src/custom-gutter-component.coffee
@@ -14,6 +14,7 @@ class CustomGutterComponent
   constructor: ({@gutter}) ->
     @decorationNodesById = {}
     @decorationItemsById = {}
+    @visible = true
 
     @domNode = atom.views.getView(@gutter)
     @decorationsNode = @domNode.firstChild
@@ -26,6 +27,16 @@ class CustomGutterComponent
   getName: ->
     @gutter.name
 
+  hideNode: ->
+    if @visible
+      @domNode.style.display = 'none'
+      @visible = false
+
+  showNode: ->
+    if !@visible
+      @domNode.style.removeProperty('display')
+      @visible = true
+
   updateSync: (state) ->
     gutterProps = state.lineNumberGutter
     decorationState = state.gutters.customDecorations[@getName()]
diff --git a/src/line-number-gutter-component.coffee b/src/line-number-gutter-component.coffee
index dcd890aab..56fc74edc 100644
--- a/src/line-number-gutter-component.coffee
+++ b/src/line-number-gutter-component.coffee
@@ -9,6 +9,7 @@ class LineNumberGutterComponent
 
   constructor: ({@onMouseDown, @editor, @gutter}) ->
     @lineNumberNodesById = {}
+    @visible = true
 
     @domNode = atom.views.getView(@gutter)
     @lineNumbersNode = @domNode.firstChild
@@ -22,6 +23,16 @@ class LineNumberGutterComponent
   getName: ->
     @gutter.name
 
+  hideNode: ->
+    if @visible
+      @domNode.style.display = 'none'
+      @visible = false
+
+  showNode: ->
+    if !@visible
+      @domNode.style.removeProperty('display')
+      @visible = true
+
   updateSync: (state) ->
     @newState = state.lineNumberGutter
     @oldState ?= {lineNumbers: {}}