Move pane size adjustment code into Pane objects

src/app/pane-column.coffee

@@ -1,4 +1,5 @@
 $ = require 'jquery'
+_ = require 'underscore'
 {View} = require 'space-pen'
 Pane = require 'pane'
 
@@ -19,4 +20,27 @@ class PaneColumn extends View
     children: @childViewStates()
 
   childViewStates: ->
-    $(child).view().serialize() for child in @children()
+    $(child).view().serialize() for child in @children()
+
+  adjustDimensions: ->
+    totalUnits = @verticalGridUnits()
+    unitsSoFar = 0
+    for child in @children()
+      child = $(child).view()
+      childUnits = child.verticalGridUnits()
+      child.css
+        width: '100%'
+        height: "#{childUnits / totalUnits * 100}%"
+        top: "#{unitsSoFar / totalUnits * 100}%"
+        left: 0
+
+      child.adjustDimensions()
+      unitsSoFar += childUnits
+
+  horizontalGridUnits: ->
+    childUnits = ($(child).view().horizontalGridUnits() for child in @children())
+    Math.max(childUnits...)
+
+  verticalGridUnits:   ->
+    childUnits = ($(child).view().verticalGridUnits() for child in @children())
+    _.sum(childUnits)

src/app/pane-row.coffee

@@ -1,4 +1,5 @@
 $ = require 'jquery'
+_ = require 'underscore'
 {View} = require 'space-pen'
 Pane = require 'pane'
 
@@ -19,4 +20,26 @@ class PaneRow extends View
     children: @childViewStates()
 
   childViewStates: ->
-    $(child).view().serialize() for child in @children()
+    $(child).view().serialize() for child in @children()
+
+  adjustDimensions: ->
+    totalUnits = @horizontalGridUnits()
+    unitsSoFar = 0
+    for child in @children()
+      child = $(child).view()
+      childUnits = child.horizontalGridUnits()
+      child.css
+        width: "#{childUnits / totalUnits * 100}%"
+        height: '100%'
+        top: 0
+        left: "#{unitsSoFar / totalUnits * 100}%"
+      child.adjustDimensions()
+      unitsSoFar += childUnits
+
+  horizontalGridUnits: ->
+    childUnits = ($(child).view().horizontalGridUnits() for child in @children())
+    _.sum(childUnits)
+
+  verticalGridUnits: ->
+    childUnits = ($(child).view().verticalGridUnits() for child in @children())
+    Math.max(childUnits...)

src/app/pane.coffee

@@ -11,4 +11,13 @@ class Pane extends View
 
   serialize: ->
     viewClass: "Pane"
-    wrappedView: @wrappedView.serialize()
+    wrappedView: @wrappedView.serialize()
+
+  adjustDimensions: ->
+
+  horizontalGridUnits: ->
+    1
+
+  verticalGridUnits: ->
+    1
+

src/app/root-view.coffee

@@ -114,54 +114,9 @@ class RootView extends View
     @adjustSplitPanes()
     view
 
-  adjustSplitPanes: (element = @panes.children(':first'))->
-    if element.hasClass('row')
-      totalUnits = @horizontalGridUnits(element)
-      unitsSoFar = 0
-      for child in element.children()
-        child = $(child)
-        childUnits = @horizontalGridUnits(child)
-        child.css
-          width: "#{childUnits / totalUnits * 100}%"
-          height: '100%'
-          top: 0
-          left: "#{unitsSoFar / totalUnits * 100}%"
-        @adjustSplitPanes(child)
-        unitsSoFar += childUnits
-
-    else if element.hasClass('column')
-      totalUnits = @verticalGridUnits(element)
-      unitsSoFar = 0
-      for child in element.children()
-        child = $(child)
-        childUnits = @verticalGridUnits(child)
-        child.css
-          width: '100%'
-          height: "#{childUnits / totalUnits * 100}%"
-          top: "#{unitsSoFar / totalUnits * 100}%"
-          left: 0
-        @adjustSplitPanes(child)
-        unitsSoFar += childUnits
-
-  horizontalGridUnits: (element) ->
-    if element.is('.row, .column')
-      childUnits = (@horizontalGridUnits($(child)) for child in element.children())
-      if element.hasClass('row')
-        _.sum(childUnits)
-      else # it's a column
-        Math.max(childUnits...)
-    else
-      1
-
-  verticalGridUnits: (element) ->
-    if element.is('.row, .column')
-      childUnits = (@verticalGridUnits($(child)) for child in element.children())
-      if element.hasClass('column')
-        _.sum(childUnits)
-      else # it's a row
-        Math.max(childUnits...)
-    else
-      1
+  adjustSplitPanes: ->
+    view = @panes.children().first().view()
+    view.adjustDimensions() if view
 
   toggleFileFinder: ->
     return unless @project