osx gui parsing errors

6 files changed, 360 insertions, 116 deletions

diff --git a/tikzit/English.lproj/TikzDocument.xib b/tikzit/English.lproj/TikzDocument.xib
index ff544b8..446cb7e 100644
--- a/tikzit/English.lproj/TikzDocument.xib
+++ b/tikzit/English.lproj/TikzDocument.xib
@@ -1,32 +1,37 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <archive type="com.apple.InterfaceBuilder3.Cocoa.XIB" version="8.00">
 	<data>
-		<int key="IBDocument.SystemTarget">1050</int>
-		<string key="IBDocument.SystemVersion">11B26</string>
-		<string key="IBDocument.InterfaceBuilderVersion">1617</string>
-		<string key="IBDocument.AppKitVersion">1138</string>
-		<string key="IBDocument.HIToolboxVersion">566.00</string>
+		<int key="IBDocument.SystemTarget">1070</int>
+		<string key="IBDocument.SystemVersion">12C60</string>
+		<string key="IBDocument.InterfaceBuilderVersion">2843</string>
+		<string key="IBDocument.AppKitVersion">1187.34</string>
+		<string key="IBDocument.HIToolboxVersion">625.00</string>
 		<object class="NSMutableDictionary" key="IBDocument.PluginVersions">
 			<string key="NS.key.0">com.apple.InterfaceBuilder.CocoaPlugin</string>
-			<string key="NS.object.0">1617</string>
+			<string key="NS.object.0">2843</string>
 		</object>
 		<array key="IBDocument.IntegratedClassDependencies">
-			<string>NSView</string>
-			<string>NSSplitView</string>
+			<string>NSButton</string>
+			<string>NSButtonCell</string>
+			<string>NSCustomObject</string>
+			<string>NSCustomView</string>
 			<string>NSScrollView</string>
-			<string>NSWindowTemplate</string>
+			<string>NSScroller</string>
+			<string>NSSplitView</string>
 			<string>NSTextField</string>
 			<string>NSTextFieldCell</string>
-			<string>NSCustomView</string>
 			<string>NSTextView</string>
 			<string>NSUserDefaultsController</string>
-			<string>NSScroller</string>
-			<string>NSCustomObject</string>
+			<string>NSView</string>
+			<string>NSWindowTemplate</string>
 		</array>
 		<array key="IBDocument.PluginDependencies">
 			<string>com.apple.InterfaceBuilder.CocoaPlugin</string>
 		</array>
-		<dictionary class="NSMutableDictionary" key="IBDocument.Metadata"/>
+		<object class="NSMutableDictionary" key="IBDocument.Metadata">
+			<string key="NS.key.0">PluginDependencyRecalculationVersion</string>
+			<integer value="1" key="NS.object.0"/>
+		</object>
 		<array class="NSMutableArray" key="IBDocument.RootObjects" id="580458321">
 			<object class="NSCustomObject" id="512844837">
 				<string key="NSClassName">TikzWindowController</string>
@@ -56,15 +61,105 @@
 									<reference key="NSNextResponder" ref="129838346"/>
 									<int key="NSvFlags">256</int>
 									<array class="NSMutableArray" key="NSSubviews">
+										<object class="NSCustomView" id="1058910169">
+											<reference key="NSNextResponder" ref="664387074"/>
+											<int key="NSvFlags">266</int>
+											<array class="NSMutableArray" key="NSSubviews">
+												<object class="NSButton" id="908350871">
+													<reference key="NSNextResponder" ref="1058910169"/>
+													<int key="NSvFlags">265</int>
+													<array class="NSMutableArray" key="NSSubviews"/>
+													<string key="NSFrame">{{422, 18}, {17, 19}}</string>
+													<reference key="NSSuperview" ref="1058910169"/>
+													<reference key="NSWindow"/>
+													<reference key="NSNextKeyView" ref="363276524"/>
+													<bool key="NSViewIsLayerTreeHost">YES</bool>
+													<string key="NSReuseIdentifierKey">_NS:1574</string>
+													<bool key="NSEnabled">YES</bool>
+													<object class="NSButtonCell" key="NSCell" id="869516400">
+														<int key="NSCellFlags">-2080374784</int>
+														<int key="NSCellFlags2">134217728</int>
+														<string key="NSContents"/>
+														<object class="NSFont" key="NSSupport">
+															<string key="NSName">LucidaGrande</string>
+															<double key="NSSize">13</double>
+															<int key="NSfFlags">1044</int>
+														</object>
+														<string key="NSCellIdentifier">_NS:1574</string>
+														<reference key="NSControlView" ref="908350871"/>
+														<int key="NSButtonFlags">105119744</int>
+														<int key="NSButtonFlags2">160</int>
+														<object class="NSCustomResource" key="NSNormalImage">
+															<string key="NSClassName">NSImage</string>
+															<string key="NSResourceName">NSStopProgressFreestandingTemplate</string>
+														</object>
+														<string key="NSAlternateContents"/>
+														<string key="NSKeyEquivalent"/>
+														<int key="NSPeriodicDelay">200</int>
+														<int key="NSPeriodicInterval">25</int>
+													</object>
+													<bool key="NSAllowsLogicalLayoutDirection">NO</bool>
+												</object>
+												<object class="NSTextField" id="664005102">
+													<reference key="NSNextResponder" ref="1058910169"/>
+													<int key="NSvFlags">270</int>
+													<string key="NSFrame">{{5, 10}, {438, 27}}</string>
+													<reference key="NSSuperview" ref="1058910169"/>
+													<reference key="NSWindow"/>
+													<reference key="NSNextKeyView" ref="908350871"/>
+													<string key="NSReuseIdentifierKey">_NS:1535</string>
+													<bool key="NSEnabled">YES</bool>
+													<object class="NSTextFieldCell" key="NSCell" id="902332144">
+														<int key="NSCellFlags">68157504</int>
+														<int key="NSCellFlags2">272630784</int>
+														<string key="NSContents"/>
+														<object class="NSFont" key="NSSupport" id="929913442">
+															<string key="NSName">LucidaGrande</string>
+															<double key="NSSize">11</double>
+															<int key="NSfFlags">16</int>
+														</object>
+														<string key="NSPlaceholderString">parser information</string>
+														<string key="NSCellIdentifier">_NS:1535</string>
+														<reference key="NSControlView" ref="664005102"/>
+														<object class="NSColor" key="NSBackgroundColor">
+															<int key="NSColorSpace">6</int>
+															<string key="NSCatalogName">System</string>
+															<string key="NSColorName">controlBackgroundColor</string>
+															<object class="NSColor" key="NSColor" id="278327836">
+																<int key="NSColorSpace">3</int>
+																<bytes key="NSWhite">MC42NjY2NjY2NjY3AA</bytes>
+															</object>
+														</object>
+														<object class="NSColor" key="NSTextColor" id="399529952">
+															<int key="NSColorSpace">6</int>
+															<string key="NSCatalogName">System</string>
+															<string key="NSColorName">controlTextColor</string>
+															<object class="NSColor" key="NSColor" id="847486390">
+																<int key="NSColorSpace">3</int>
+																<bytes key="NSWhite">MAA</bytes>
+															</object>
+														</object>
+													</object>
+													<bool key="NSAllowsLogicalLayoutDirection">NO</bool>
+												</object>
+											</array>
+											<string key="NSFrame">{{0, 330}, {446, 42}}</string>
+											<reference key="NSSuperview" ref="664387074"/>
+											<reference key="NSWindow"/>
+											<reference key="NSNextKeyView" ref="664005102"/>
+											<bool key="NSViewIsLayerTreeHost">YES</bool>
+											<string key="NSReuseIdentifierKey">_NS:9</string>
+											<string key="NSClassName">ParseErrorView</string>
+										</object>
 										<object class="NSCustomView" id="607081948">
 											<reference key="NSNextResponder" ref="664387074"/>
 											<int key="NSvFlags">274</int>
-											<string key="NSFrameSize">{447, 373}</string>
+											<array class="NSMutableArray" key="NSSubviews"/>
+											<string key="NSFrameSize">{447, 372}</string>
 											<reference key="NSSuperview" ref="664387074"/>
 											<reference key="NSWindow"/>
-											<reference key="NSNextKeyView" ref="363276524"/>
+											<reference key="NSNextKeyView" ref="1058910169"/>
 											<bool key="NSViewIsLayerTreeHost">YES</bool>
-											<int key="NSViewLayerContentsRedrawPolicy">2</int>
 											<string key="NSClassName">GraphicsView</string>
 										</object>
 									</array>
@@ -108,10 +203,10 @@
 																<string>WebURLsWithTitlesPboardType</string>
 																<string>public.url</string>
 															</set>
-															<string key="NSFrame">{{0, -14}, {430, 14}}</string>
+															<string key="NSFrame">{{0, -14}, {445, 14}}</string>
 															<reference key="NSSuperview" ref="1053475928"/>
 															<reference key="NSWindow"/>
-															<reference key="NSNextKeyView" ref="845088135"/>
+															<reference key="NSNextKeyView" ref="316980985"/>
 															<object class="NSTextContainer" key="NSTextContainer" id="655316054">
 																<object class="NSLayoutManager" key="NSLayoutManager">
 																	<object class="NSTextStorage" key="NSTextStorage">
@@ -119,51 +214,14 @@
 																			<bytes key="NS.bytes">XGJlZ2lue3Rpa3pwaWN0dXJlfQoKXGVuZHt0aWt6cGljdHVyZX0</bytes>
 																		</object>
 																		<dictionary key="NSAttributes">
-																			<object class="NSFont" key="NSFont" id="929913442">
+																			<object class="NSFont" key="NSFont">
 																				<string key="NSName">LucidaGrande</string>
 																				<double key="NSSize">11</double>
-																				<int key="NSfFlags">16</int>
+																				<int key="NSfFlags">3100</int>
 																			</object>
 																			<object class="NSParagraphStyle" key="NSParagraphStyle">
 																				<int key="NSAlignment">4</int>
-																				<array key="NSTabStops">
-																					<object class="NSTextTab">
-																						<double key="NSLocation">28</double>
-																					</object>
-																					<object class="NSTextTab">
-																						<double key="NSLocation">56</double>
-																					</object>
-																					<object class="NSTextTab">
-																						<double key="NSLocation">84</double>
-																					</object>
-																					<object class="NSTextTab">
-																						<double key="NSLocation">112</double>
-																					</object>
-																					<object class="NSTextTab">
-																						<double key="NSLocation">140</double>
-																					</object>
-																					<object class="NSTextTab">
-																						<double key="NSLocation">168</double>
-																					</object>
-																					<object class="NSTextTab">
-																						<double key="NSLocation">196</double>
-																					</object>
-																					<object class="NSTextTab">
-																						<double key="NSLocation">224</double>
-																					</object>
-																					<object class="NSTextTab">
-																						<double key="NSLocation">252</double>
-																					</object>
-																					<object class="NSTextTab">
-																						<double key="NSLocation">280</double>
-																					</object>
-																					<object class="NSTextTab">
-																						<double key="NSLocation">308</double>
-																					</object>
-																					<object class="NSTextTab">
-																						<double key="NSLocation">336</double>
-																					</object>
-																				</array>
+																				<nil key="NSTabStops"/>
 																			</object>
 																		</dictionary>
 																		<nil key="NSDelegate"/>
@@ -171,15 +229,15 @@
 																	<array class="NSMutableArray" key="NSTextContainers">
 																		<reference ref="655316054"/>
 																	</array>
-																	<int key="NSLMFlags">134</int>
+																	<int key="NSLMFlags">166</int>
 																	<nil key="NSDelegate"/>
 																</object>
 																<reference key="NSTextView" ref="719846633"/>
-																<double key="NSWidth">430</double>
+																<double key="NSWidth">445</double>
 																<int key="NSTCFlags">1</int>
 															</object>
 															<object class="NSTextViewSharedData" key="NSSharedData">
-																<int key="NSFlags">12099</int>
+																<int key="NSFlags">67120963</int>
 																<int key="NSTextCheckingTypes">0</int>
 																<nil key="NSMarkedAttributes"/>
 																<object class="NSColor" key="NSBackgroundColor" id="366483647">
@@ -191,19 +249,13 @@
 																		<int key="NSColorSpace">6</int>
 																		<string key="NSCatalogName">System</string>
 																		<string key="NSColorName">selectedTextBackgroundColor</string>
-																		<object class="NSColor" key="NSColor" id="278327836">
-																			<int key="NSColorSpace">3</int>
-																			<bytes key="NSWhite">MC42NjY2NjY2NjY3AA</bytes>
-																		</object>
+																		<reference key="NSColor" ref="278327836"/>
 																	</object>
 																	<object class="NSColor" key="NSColor">
 																		<int key="NSColorSpace">6</int>
 																		<string key="NSCatalogName">System</string>
 																		<string key="NSColorName">selectedTextColor</string>
-																		<object class="NSColor" key="NSColor" id="847486390">
-																			<int key="NSColorSpace">3</int>
-																			<bytes key="NSWhite">MAA</bytes>
-																		</object>
+																		<reference key="NSColor" ref="847486390"/>
 																	</object>
 																</dictionary>
 																<reference key="NSInsertionColor" ref="847486390"/>
@@ -224,11 +276,11 @@
 															</object>
 															<int key="NSTVFlags">6</int>
 															<string key="NSMaxSize">{877, 10000000}</string>
-															<string key="NSMinize">{223, 0}</string>
+															<string key="NSMinize">{445, 0}</string>
 															<nil key="NSDelegate"/>
 														</object>
 													</array>
-													<string key="NSFrame">{{1, 1}, {430, 0}}</string>
+													<string key="NSFrame">{{1, 1}, {445, 0}}</string>
 													<reference key="NSSuperview" ref="878182966"/>
 													<reference key="NSWindow"/>
 													<reference key="NSNextKeyView" ref="719846633"/>
@@ -263,14 +315,15 @@ AAEAAQAAAT0AAwAAAAEAAgAAAVIAAwAAAAEAAQAAAVMAAwAAAAIAAQABAAAAAA</bytes>
 												<object class="NSScroller" id="334949682">
 													<reference key="NSNextResponder" ref="878182966"/>
 													<int key="NSvFlags">256</int>
-													<string key="NSFrame">{{431, 1}, {15, 0}}</string>
+													<string key="NSFrame">{{430, 1}, {16, 0}}</string>
 													<reference key="NSSuperview" ref="878182966"/>
 													<reference key="NSWindow"/>
 													<reference key="NSNextKeyView" ref="1053475928"/>
+													<bool key="NSEnabled">YES</bool>
+													<bool key="NSAllowsLogicalLayoutDirection">NO</bool>
 													<reference key="NSTarget" ref="878182966"/>
 													<string key="NSAction">_doScroller:</string>
 													<double key="NSCurValue">1</double>
-													<double key="NSPercent">0.85256409645080566</double>
 												</object>
 												<object class="NSScroller" id="316980985">
 													<reference key="NSNextResponder" ref="878182966"/>
@@ -279,6 +332,7 @@ AAEAAQAAAT0AAwAAAAEAAgAAAVIAAwAAAAEAAQAAAVMAAwAAAAIAAQABAAAAAA</bytes>
 													<reference key="NSSuperview" ref="878182966"/>
 													<reference key="NSWindow"/>
 													<reference key="NSNextKeyView" ref="334949682"/>
+													<bool key="NSAllowsLogicalLayoutDirection">NO</bool>
 													<int key="NSsFlags">1</int>
 													<reference key="NSTarget" ref="878182966"/>
 													<string key="NSAction">_doScroller:</string>
@@ -289,11 +343,14 @@ AAEAAQAAAT0AAwAAAAEAAgAAAVIAAwAAAAEAAQAAAVMAAwAAAAIAAQABAAAAAA</bytes>
 											<string key="NSFrameSize">{447, 0}</string>
 											<reference key="NSSuperview" ref="363276524"/>
 											<reference key="NSWindow"/>
-											<reference key="NSNextKeyView" ref="316980985"/>
-											<int key="NSsFlags">133138</int>
+											<reference key="NSNextKeyView" ref="1053475928"/>
+											<int key="NSsFlags">133202</int>
 											<reference key="NSVScroller" ref="334949682"/>
 											<reference key="NSHScroller" ref="316980985"/>
 											<reference key="NSContentView" ref="1053475928"/>
+											<double key="NSMinMagnification">0.25</double>
+											<double key="NSMaxMagnification">4</double>
+											<double key="NSMagnification">1</double>
 										</object>
 									</array>
 									<string key="NSFrame">{{0, 382}, {447, 0}}</string>
@@ -314,27 +371,23 @@ AAEAAQAAAT0AAwAAAAEAAgAAAVIAAwAAAAEAAQAAAVMAAwAAAAIAAQABAAAAAA</bytes>
 							<string key="NSFrame">{{305, -184}, {128, 14}}</string>
 							<reference key="NSSuperview" ref="568628114"/>
 							<reference key="NSWindow"/>
-							<reference key="NSNextKeyView"/>
 							<bool key="NSEnabled">YES</bool>
 							<object class="NSTextFieldCell" key="NSCell" id="884817082">
-								<int key="NSCellFlags">68288064</int>
+								<int key="NSCellFlags">68157504</int>
 								<int key="NSCellFlags2">71304192</int>
 								<string key="NSContents"/>
 								<reference key="NSSupport" ref="929913442"/>
 								<reference key="NSControlView" ref="845088135"/>
+								<bool key="NSDrawsBackground">YES</bool>
 								<object class="NSColor" key="NSBackgroundColor">
 									<int key="NSColorSpace">6</int>
 									<string key="NSCatalogName">System</string>
 									<string key="NSColorName">controlColor</string>
 									<reference key="NSColor" ref="278327836"/>
 								</object>
-								<object class="NSColor" key="NSTextColor">
-									<int key="NSColorSpace">6</int>
-									<string key="NSCatalogName">System</string>
-									<string key="NSColorName">controlTextColor</string>
-									<reference key="NSColor" ref="847486390"/>
-								</object>
+								<reference key="NSTextColor" ref="399529952"/>
 							</object>
+							<bool key="NSAllowsLogicalLayoutDirection">NO</bool>
 						</object>
 					</array>
 					<string key="NSFrameSize">{447, 382}</string>
@@ -342,7 +395,7 @@ AAEAAQAAAT0AAwAAAAEAAgAAAVIAAwAAAAEAAQAAAVMAAwAAAAIAAQABAAAAAA</bytes>
 					<reference key="NSWindow"/>
 					<reference key="NSNextKeyView" ref="129838346"/>
 				</object>
-				<string key="NSScreenRect">{{0, 0}, {1440, 878}}</string>
+				<string key="NSScreenRect">{{0, 0}, {1600, 1178}}</string>
 				<string key="NSMinSize">{94, 108}</string>
 				<string key="NSMaxSize">{10000000000000, 10000000000000}</string>
 				<bool key="NSWindowIsRestorable">YES</bool>
@@ -361,14 +414,6 @@ AAEAAQAAAT0AAwAAAAEAAgAAAVIAAwAAAAEAAQAAAVMAAwAAAAIAAQABAAAAAA</bytes>
 			<array class="NSMutableArray" key="connectionRecords">
 				<object class="IBConnectionRecord">
 					<object class="IBOutletConnection" key="connection">
-						<string key="label">delegate</string>
-						<reference key="source" ref="275939982"/>
-						<reference key="destination" ref="512844837"/>
-					</object>
-					<int key="connectionID">17</int>
-				</object>
-				<object class="IBConnectionRecord">
-					<object class="IBOutletConnection" key="connection">
 						<string key="label">window</string>
 						<reference key="source" ref="512844837"/>
 						<reference key="destination" ref="275939982"/>
@@ -385,6 +430,22 @@ AAEAAQAAAT0AAwAAAAEAAgAAAVIAAwAAAAEAAQAAAVMAAwAAAAIAAQABAAAAAA</bytes>
 				</object>
 				<object class="IBConnectionRecord">
 					<object class="IBOutletConnection" key="connection">
+						<string key="label">tikzSourceController</string>
+						<reference key="source" ref="512844837"/>
+						<reference key="destination" ref="578925742"/>
+					</object>
+					<int key="connectionID">100044</int>
+				</object>
+				<object class="IBConnectionRecord">
+					<object class="IBOutletConnection" key="connection">
+						<string key="label">delegate</string>
+						<reference key="source" ref="275939982"/>
+						<reference key="destination" ref="512844837"/>
+					</object>
+					<int key="connectionID">17</int>
+				</object>
+				<object class="IBConnectionRecord">
+					<object class="IBOutletConnection" key="connection">
 						<string key="label">application</string>
 						<reference key="source" ref="607081948"/>
 						<reference key="destination" ref="796877042"/>
@@ -393,11 +454,11 @@ AAEAAQAAAT0AAwAAAAEAAgAAAVIAAwAAAAEAAQAAAVMAAwAAAAIAAQABAAAAAA</bytes>
 				</object>
 				<object class="IBConnectionRecord">
 					<object class="IBOutletConnection" key="connection">
-						<string key="label">graphicsView</string>
-						<reference key="source" ref="578925742"/>
-						<reference key="destination" ref="607081948"/>
+						<string key="label">tikzSourceController</string>
+						<reference key="source" ref="607081948"/>
+						<reference key="destination" ref="578925742"/>
 					</object>
-					<int key="connectionID">100040</int>
+					<int key="connectionID">100049</int>
 				</object>
 				<object class="IBConnectionRecord">
 					<object class="IBBindingConnection" key="connection">
@@ -429,19 +490,19 @@ AAEAAQAAAT0AAwAAAAEAAgAAAVIAAwAAAAEAAQAAAVMAAwAAAAIAAQABAAAAAA</bytes>
 				</object>
 				<object class="IBConnectionRecord">
 					<object class="IBOutletConnection" key="connection">
-						<string key="label">sourceView</string>
+						<string key="label">graphicsView</string>
 						<reference key="source" ref="578925742"/>
-						<reference key="destination" ref="719846633"/>
+						<reference key="destination" ref="607081948"/>
 					</object>
-					<int key="connectionID">100043</int>
+					<int key="connectionID">100040</int>
 				</object>
 				<object class="IBConnectionRecord">
 					<object class="IBOutletConnection" key="connection">
-						<string key="label">tikzSourceController</string>
-						<reference key="source" ref="512844837"/>
-						<reference key="destination" ref="578925742"/>
+						<string key="label">sourceView</string>
+						<reference key="source" ref="578925742"/>
+						<reference key="destination" ref="719846633"/>
 					</object>
-					<int key="connectionID">100044</int>
+					<int key="connectionID">100043</int>
 				</object>
 				<object class="IBConnectionRecord">
 					<object class="IBOutletConnection" key="connection">
@@ -453,11 +514,35 @@ AAEAAQAAAT0AAwAAAAEAAgAAAVIAAwAAAAEAAQAAAVMAAwAAAAIAAQABAAAAAA</bytes>
 				</object>
 				<object class="IBConnectionRecord">
 					<object class="IBOutletConnection" key="connection">
-						<string key="label">tikzSourceController</string>
-						<reference key="source" ref="607081948"/>
-						<reference key="destination" ref="578925742"/>
+						<string key="label">errorNotification</string>
+						<reference key="source" ref="578925742"/>
+						<reference key="destination" ref="1058910169"/>
 					</object>
-					<int key="connectionID">100049</int>
+					<int key="connectionID">100053</int>
+				</object>
+				<object class="IBConnectionRecord">
+					<object class="IBOutletConnection" key="connection">
+						<string key="label">errorMessage</string>
+						<reference key="source" ref="578925742"/>
+						<reference key="destination" ref="664005102"/>
+					</object>
+					<int key="connectionID">100054</int>
+				</object>
+				<object class="IBConnectionRecord">
+					<object class="IBActionConnection" key="connection">
+						<string key="label">closeParseError:</string>
+						<reference key="source" ref="578925742"/>
+						<reference key="destination" ref="908350871"/>
+					</object>
+					<int key="connectionID">100060</int>
+				</object>
+				<object class="IBConnectionRecord">
+					<object class="IBOutletConnection" key="connection">
+						<string key="label">closeErrorButton</string>
+						<reference key="source" ref="578925742"/>
+						<reference key="destination" ref="908350871"/>
+					</object>
+					<int key="connectionID">100061</int>
 				</object>
 			</array>
 			<object class="IBMutableOrderedSet" key="objectRecords">
@@ -518,6 +603,7 @@ AAEAAQAAAT0AAwAAAAEAAgAAAVIAAwAAAAEAAQAAAVMAAwAAAAIAAQABAAAAAA</bytes>
 						<reference key="object" ref="664387074"/>
 						<array class="NSMutableArray" key="children">
 							<reference ref="607081948"/>
+							<reference ref="1058910169"/>
 						</array>
 						<reference key="parent" ref="129838346"/>
 					</object>
@@ -530,11 +616,6 @@ AAEAAQAAAT0AAwAAAAEAAgAAAVIAAwAAAAEAAQAAAVMAAwAAAAIAAQABAAAAAA</bytes>
 						<reference key="parent" ref="129838346"/>
 					</object>
 					<object class="IBObjectRecord">
-						<int key="objectID">100024</int>
-						<reference key="object" ref="607081948"/>
-						<reference key="parent" ref="664387074"/>
-					</object>
-					<object class="IBObjectRecord">
 						<int key="objectID">100025</int>
 						<reference key="object" ref="878182966"/>
 						<array class="NSMutableArray" key="children">
@@ -582,6 +663,47 @@ AAEAAQAAAT0AAwAAAAEAAgAAAVIAAwAAAAEAAQAAAVMAAwAAAAIAAQABAAAAAA</bytes>
 						<reference key="object" ref="884817082"/>
 						<reference key="parent" ref="845088135"/>
 					</object>
+					<object class="IBObjectRecord">
+						<int key="objectID">100050</int>
+						<reference key="object" ref="1058910169"/>
+						<array class="NSMutableArray" key="children">
+							<reference ref="664005102"/>
+							<reference ref="908350871"/>
+						</array>
+						<reference key="parent" ref="664387074"/>
+					</object>
+					<object class="IBObjectRecord">
+						<int key="objectID">100051</int>
+						<reference key="object" ref="664005102"/>
+						<array class="NSMutableArray" key="children">
+							<reference ref="902332144"/>
+						</array>
+						<reference key="parent" ref="1058910169"/>
+					</object>
+					<object class="IBObjectRecord">
+						<int key="objectID">100052</int>
+						<reference key="object" ref="902332144"/>
+						<reference key="parent" ref="664005102"/>
+					</object>
+					<object class="IBObjectRecord">
+						<int key="objectID">100024</int>
+						<reference key="object" ref="607081948"/>
+						<array class="NSMutableArray" key="children"/>
+						<reference key="parent" ref="664387074"/>
+					</object>
+					<object class="IBObjectRecord">
+						<int key="objectID">100058</int>
+						<reference key="object" ref="908350871"/>
+						<array class="NSMutableArray" key="children">
+							<reference ref="869516400"/>
+						</array>
+						<reference key="parent" ref="1058910169"/>
+					</object>
+					<object class="IBObjectRecord">
+						<int key="objectID">100059</int>
+						<reference key="object" ref="869516400"/>
+						<reference key="parent" ref="908350871"/>
+					</object>
 				</array>
 			</object>
 			<dictionary class="NSMutableDictionary" key="flattenedProperties">
@@ -600,6 +722,15 @@ AAEAAQAAAT0AAwAAAAEAAgAAAVIAAwAAAAEAAQAAAVMAAwAAAAIAAQABAAAAAA</bytes>
 				<string key="100037.IBPluginDependency">com.apple.InterfaceBuilder.CocoaPlugin</string>
 				<string key="100045.IBPluginDependency">com.apple.InterfaceBuilder.CocoaPlugin</string>
 				<string key="100046.IBPluginDependency">com.apple.InterfaceBuilder.CocoaPlugin</string>
+				<string key="100050.IBPluginDependency">com.apple.InterfaceBuilder.CocoaPlugin</string>
+				<real value="0.0" key="100050.IBViewIntegration.shadowBlurRadius"/>
+				<reference key="100050.IBViewIntegration.shadowColor" ref="847486390"/>
+				<real value="0.0" key="100050.IBViewIntegration.shadowOffsetHeight"/>
+				<real value="0.0" key="100050.IBViewIntegration.shadowOffsetWidth"/>
+				<string key="100051.IBPluginDependency">com.apple.InterfaceBuilder.CocoaPlugin</string>
+				<string key="100052.IBPluginDependency">com.apple.InterfaceBuilder.CocoaPlugin</string>
+				<string key="100058.IBPluginDependency">com.apple.InterfaceBuilder.CocoaPlugin</string>
+				<string key="100059.IBPluginDependency">com.apple.InterfaceBuilder.CocoaPlugin</string>
 				<boolean value="NO" key="5.IBNSWindowAutoPositionCentersHorizontal"/>
 				<boolean value="NO" key="5.IBNSWindowAutoPositionCentersVertical"/>
 				<string key="5.IBPluginDependency">com.apple.InterfaceBuilder.CocoaPlugin</string>
@@ -610,7 +741,7 @@ AAEAAQAAAT0AAwAAAAEAAgAAAVIAAwAAAAEAAQAAAVMAAwAAAAIAAQABAAAAAA</bytes>
 			<nil key="activeLocalization"/>
 			<dictionary class="NSMutableDictionary" key="localizations"/>
 			<nil key="sourceID"/>
-			<int key="maxID">100049</int>
+			<int key="maxID">100063</int>
 		</object>
 		<object class="IBClassDescriber" key="IBDocument.Classes">
 			<array class="NSMutableArray" key="referencedPartialClassDescriptions">
@@ -637,14 +768,43 @@ AAEAAQAAAT0AAwAAAAEAAgAAAVIAAwAAAAEAAQAAAVMAAwAAAAIAAQABAAAAAA</bytes>
 					</object>
 				</object>
 				<object class="IBPartialClassDescription">
+					<string key="className">ParseErrorView</string>
+					<string key="superclassName">NSView</string>
+					<object class="IBClassDescriptionSource" key="sourceIdentifier">
+						<string key="majorKey">IBProjectSource</string>
+						<string key="minorKey">./Classes/ParseErrorView.h</string>
+					</object>
+				</object>
+				<object class="IBPartialClassDescription">
 					<string key="className">TikzSourceController</string>
 					<string key="superclassName">NSObject</string>
+					<object class="NSMutableDictionary" key="actions">
+						<string key="NS.key.0">closeParseError:</string>
+						<string key="NS.object.0">id</string>
+					</object>
+					<object class="NSMutableDictionary" key="actionInfosByName">
+						<string key="NS.key.0">closeParseError:</string>
+						<object class="IBActionInfo" key="NS.object.0">
+							<string key="name">closeParseError:</string>
+							<string key="candidateClassName">id</string>
+						</object>
+					</object>
 					<dictionary class="NSMutableDictionary" key="outlets">
+						<string key="errorMessage">NSTextField</string>
+						<string key="errorNotification">ParseErrorView</string>
 						<string key="graphicsView">GraphicsView</string>
 						<string key="sourceView">NSTextView</string>
 						<string key="status">NSTextField</string>
 					</dictionary>
 					<dictionary class="NSMutableDictionary" key="toOneOutletInfosByName">
+						<object class="IBToOneOutletInfo" key="errorMessage">
+							<string key="name">errorMessage</string>
+							<string key="candidateClassName">NSTextField</string>
+						</object>
+						<object class="IBToOneOutletInfo" key="errorNotification">
+							<string key="name">errorNotification</string>
+							<string key="candidateClassName">ParseErrorView</string>
+						</object>
 						<object class="IBToOneOutletInfo" key="graphicsView">
 							<string key="name">graphicsView</string>
 							<string key="candidateClassName">GraphicsView</string>
@@ -691,7 +851,7 @@ AAEAAQAAAT0AAwAAAAEAAgAAAVIAAwAAAAEAAQAAAVMAAwAAAAIAAQABAAAAAA</bytes>
 		<string key="IBDocument.TargetRuntimeIdentifier">IBCocoaFramework</string>
 		<object class="NSMutableDictionary" key="IBDocument.PluginDeclaredDependencyDefaults">
 			<string key="NS.key.0">com.apple.InterfaceBuilder.CocoaPlugin.macosx</string>
-			<integer value="1050" key="NS.object.0"/>
+			<real value="1070" key="NS.object.0"/>
 		</object>
 		<object class="NSMutableDictionary" key="IBDocument.PluginDeclaredDevelopmentDependencies">
 			<string key="NS.key.0">com.apple.InterfaceBuilder.CocoaPlugin.InterfaceBuilder3</string>
@@ -699,5 +859,9 @@ AAEAAQAAAT0AAwAAAAEAAgAAAVIAAwAAAAEAAQAAAVMAAwAAAAIAAQABAAAAAA</bytes>
 		</object>
 		<bool key="IBDocument.PluginDeclaredDependenciesTrackSystemTargetVersion">YES</bool>
 		<int key="IBDocument.defaultPropertyAccessControl">3</int>
+		<object class="NSMutableDictionary" key="IBDocument.LastKnownImageSizes">
+			<string key="NS.key.0">NSStopProgressFreestandingTemplate</string>
+			<string key="NS.object.0">{83, 83}</string>
+		</object>
 	</data>
 </archive>
diff --git a/tikzit/TikZiT.xcodeproj/project.pbxproj b/tikzit/TikZiT.xcodeproj/project.pbxproj
index 9f165a0..3780cc6 100644
--- a/tikzit/TikZiT.xcodeproj/project.pbxproj
+++ b/tikzit/TikZiT.xcodeproj/project.pbxproj
@@ -129,6 +129,7 @@
 		7F6E2C8916B0091300BFE20D /* maths.m in Sources */ = {isa = PBXBuildFile; fileRef = 7F6E2C8716B0091300BFE20D /* maths.m */; };
 		7F6E2C8A16B0096000BFE20D /* SupportDir.m in Sources */ = {isa = PBXBuildFile; fileRef = 55652DF813E1F2030023F4C6 /* SupportDir.m */; };
 		7F6E2C8C16B00ABA00BFE20D /* SFBInspectors.framework in CopyFiles */ = {isa = PBXBuildFile; fileRef = 55CA98D412EF8FCE008F0368 /* SFBInspectors.framework */; };
+		7F781C1A16B5DE1400239826 /* ParseErrorView.m in Sources */ = {isa = PBXBuildFile; fileRef = 7F781C1916B5DE1400239826 /* ParseErrorView.m */; };
 		7FB9BFEE16B57C2E00773146 /* TikzFormatter.m in Sources */ = {isa = PBXBuildFile; fileRef = 7FB9BFED16B57C2E00773146 /* TikzFormatter.m */; };
 		7FEED45716B1A7C500B056CB /* StyleManager.m in Sources */ = {isa = PBXBuildFile; fileRef = 7FEED45616B1A7C500B056CB /* StyleManager.m */; };
 		8D15AC2C0486D014006FF6A4 /* Credits.rtf in Resources */ = {isa = PBXBuildFile; fileRef = 2A37F4B9FDCFA73011CA2CEA /* Credits.rtf */; };
@@ -340,6 +341,8 @@
 		55F9E04411FF54F000F5659E /* NSString+LatexConstants.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = "NSString+LatexConstants.m"; path = "src/common/NSString+LatexConstants.m"; sourceTree = "<group>"; };
 		55FF4E64116A401B000C22B4 /* libicucore.dylib */ = {isa = PBXFileReference; lastKnownFileType = "compiled.mach-o.dylib"; name = libicucore.dylib; path = usr/lib/libicucore.dylib; sourceTree = SDKROOT; };
 		7F6E2C8716B0091300BFE20D /* maths.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = maths.m; path = src/common/test/maths.m; sourceTree = "<group>"; };
+		7F781C1816B5DE1400239826 /* ParseErrorView.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = ParseErrorView.h; path = src/osx/ParseErrorView.h; sourceTree = "<group>"; };
+		7F781C1916B5DE1400239826 /* ParseErrorView.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = ParseErrorView.m; path = src/osx/ParseErrorView.m; sourceTree = "<group>"; };
 		7FB9BFEC16B57C2E00773146 /* TikzFormatter.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = TikzFormatter.h; path = src/osx/TikzFormatter.h; sourceTree = "<group>"; };
 		7FB9BFED16B57C2E00773146 /* TikzFormatter.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = TikzFormatter.m; path = src/osx/TikzFormatter.m; sourceTree = "<group>"; };
 		7FEED45516B1A7C400B056CB /* StyleManager.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = StyleManager.h; path = src/common/StyleManager.h; sourceTree = "<group>"; };
@@ -628,6 +631,8 @@
 				55391B0713D326E5007DBE71 /* PropertyInspector */,
 				55D9468D11659FF00044178C /* StylePalette */,
 				558F18EF117B043B009863B2 /* TikzDocument.h */,
+				7F781C1816B5DE1400239826 /* ParseErrorView.h */,
+				7F781C1916B5DE1400239826 /* ParseErrorView.m */,
 				558F18F0117B043B009863B2 /* TikzDocument.m */,
 				558F18F1117B043B009863B2 /* TikzSourceController.h */,
 				558F18F2117B043B009863B2 /* TikzSourceController.m */,
@@ -895,6 +900,7 @@
 				55598E351635372E0023450A /* DiamondShape.m in Sources */,
 				7FEED45716B1A7C500B056CB /* StyleManager.m in Sources */,
 				7FB9BFEE16B57C2E00773146 /* TikzFormatter.m in Sources */,
+				7F781C1A16B5DE1400239826 /* ParseErrorView.m in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
diff --git a/tikzit/src/osx/ParseErrorView.h b/tikzit/src/osx/ParseErrorView.h
new file mode 100644
index 0000000..bb6141f
--- /dev/null
+++ b/tikzit/src/osx/ParseErrorView.h
@@ -0,0 +1,13 @@
+//
+//  ParseErrorView.h
+//  TikZiT
+//
+//  Created by Karl Johan Paulsson on 27/01/2013.
+//  Copyright (c) 2013 Aleks Kissinger. All rights reserved.
+//
+
+#import <Cocoa/Cocoa.h>
+
+@interface ParseErrorView : NSView
+
+@end
diff --git a/tikzit/src/osx/ParseErrorView.m b/tikzit/src/osx/ParseErrorView.m
new file mode 100644
index 0000000..97b1b94
--- /dev/null
+++ b/tikzit/src/osx/ParseErrorView.m
@@ -0,0 +1,40 @@
+//
+//  ParseErrorView.m
+//  TikZiT
+//
+//  Created by Karl Johan Paulsson on 27/01/2013.
+//  Copyright (c) 2013 Aleks Kissinger. All rights reserved.
+//
+
+#import "ParseErrorView.h"
+
+@implementation ParseErrorView
+
+- (id)initWithFrame:(NSRect)frame
+{
+    self = [super initWithFrame:frame];
+    if (self) {
+        // Initialization code here.
+    }
+    
+    return self;
+}
+
+- (void)drawRect:(NSRect)dirtyRect
+{
+    // Drawing code here.
+}
+
+- (void)awakeFromNib{
+    self.layer = [CALayer layer];
+    self.wantsLayer = YES;
+    CALayer *newLayer = [CALayer layer];
+    self.layer.backgroundColor = [[NSColor controlColor] CGColor];
+    //CGColorCreate(CGColorSpaceCreateDeviceRGB(), (CGFloat[]){ 1, .9, .64, 1 });
+//    newLayer.backgroundColor = [NSColor redColor].CGColor;
+    newLayer.frame = NSMakeRect(100,100,100,100);//NSMakeRect(0,0,image.size.width,image.size.height);
+    newLayer.position  = CGPointMake(20,20);
+    //[self.layer addSublayer:newLayer];
+}
+
+@end
diff --git a/tikzit/src/osx/TikzSourceController.h b/tikzit/src/osx/TikzSourceController.h
index 01c2cf3..c829336 100644
--- a/tikzit/src/osx/TikzSourceController.h
+++ b/tikzit/src/osx/TikzSourceController.h
@@ -25,6 +25,7 @@
 
 #import "GraphicsView.h"
 #import "TikzGraphAssembler.h"
+#import "ParseErrorView.h"
 
 @interface TikzSourceController : NSObject {
 	GraphicsView *graphicsView;
@@ -34,8 +35,9 @@
 	NSDictionary *textAttrs;
 	NSColor *successColor;
 	NSColor *failedColor;
-	
-	
+	NSTextField *errorMessage;
+	ParseErrorView *errorNotification;
+    
 	NSUndoManager *documentUndoManager;
 	
 	BOOL tikzChanged;
@@ -51,10 +53,14 @@
 @property NSUndoManager *documentUndoManager;
 @property (copy) NSAttributedString *source;
 @property (copy) NSString *tikz;
+@property IBOutlet ParseErrorView *errorNotification;
+@property IBOutlet NSTextField *errorMessage;
 
 - (void)updateTikzFromGraph;
 - (void)graphChanged:(NSNotification*)n;
 
+- (IBAction)closeParseError:(id)pId;
+
 // called by code, these do not register an undo
 - (BOOL)tryParseTikz;
 - (void)doRevertTikz;
diff --git a/tikzit/src/osx/TikzSourceController.m b/tikzit/src/osx/TikzSourceController.m
index 6d1580c..428c6ba 100644
--- a/tikzit/src/osx/TikzSourceController.m
+++ b/tikzit/src/osx/TikzSourceController.m
@@ -28,6 +28,7 @@
 
 @synthesize graphicsView, sourceView, source, status;
 @synthesize documentUndoManager, tikzChanged;
+@synthesize errorMessage, errorNotification;
 
 - (void)endEditing {
 	NSResponder *res = [[sourceView window] firstResponder];
@@ -125,6 +126,10 @@
 	if ([graphicsView enabled]) [self updateTikzFromGraph];
 }
 
+- (IBAction)closeParseError:(id)pId{
+   [errorNotification setHidden:TRUE];
+}
+
 - (void)textDidBeginEditing:(NSNotification *)notification {
 	if ([graphicsView enabled]) {
 		[graphicsView setEnabled:NO];
@@ -169,9 +174,19 @@
             
             [status setStringValue:@"success"];
             [status setTextColor:successColor];
+            
+            [errorNotification setHidden:TRUE];
         } else {
             [status setStringValue:@"parse error"];
             [status setTextColor:failedColor];
+            
+            
+            NSLog(@"Parse error: %@",[assembler lastError]);
+            
+            NSError *e = [assembler lastError];
+            
+            [errorMessage setStringValue:[[[assembler lastError] userInfo] valueForKey:NSLocalizedDescriptionKey]];
+            [errorNotification setHidden:FALSE];
         }
 	}
 }