Updated Interface (Test Phase)

MathPad/Base.lproj/MPDocument.xib

@@ -6,6 +6,8 @@
     <objects>
         <customObject id="-2" userLabel="File's Owner" customClass="MPDocument">
             <connections>
+                <outlet property="resultExpressionView" destination="lcd-Ip-jjR" id="1NN-l5-30k"/>
+                <outlet property="termExpressionView" destination="fqc-IQ-ceJ" id="br9-0u-qYk"/>
                 <outlet property="window" destination="xOd-HO-29H" id="JIz-fz-R2o"/>
             </connections>
         </customObject>
@@ -15,7 +17,7 @@
             <windowStyleMask key="styleMask" titled="YES" closable="YES" miniaturizable="YES" resizable="YES"/>
             <windowPositionMask key="initialPositionMask" leftStrut="YES" rightStrut="YES" topStrut="YES" bottomStrut="YES"/>
             <rect key="contentRect" x="133" y="235" width="507" height="240"/>
-            <rect key="screenRect" x="0.0" y="0.0" width="1920" height="1058"/>
+            <rect key="screenRect" x="0.0" y="0.0" width="1920" height="1080"/>
             <value key="minSize" type="size" width="94" height="86"/>
             <view key="contentView" id="gIp-Ho-8D9">
                 <rect key="frame" x="0.0" y="0.0" width="507" height="240"/>

MathPad/MPDocument.h

@@ -6,8 +6,11 @@
 //  Copyright (c) 2014 Kim Wittenburg. All rights reserved.
 //
 
-#import <Cocoa/Cocoa.h>
+@class MPDocument, MPExpressionView;
 
 @interface MPDocument : NSDocument
 
+@property (weak) IBOutlet MPExpressionView *termExpressionView;
+@property (weak) IBOutlet MPExpressionView *resultExpressionView;
+
 @end

MathPad/MPDocument.m

@@ -7,6 +7,8 @@
 //
 
 #import "MPDocument.h"
+#import "MPModel.h"
+#import "MPView.h"
 
 @implementation MPDocument