customTableView now does not rely on windowController for observer lookup

MacPass/MPCustomFieldTableCellView.h

@@ -7,6 +7,7 @@
 //
 
 #import <Cocoa/Cocoa.h>
+#import "MPModelChangeObserving.h"
 
 @interface MPCustomFieldTableCellView : NSTableCellView
 
@@ -14,4 +15,6 @@
 @property (nonatomic, weak) IBOutlet NSTextField *valueTextField;
 @property (nonatomic, weak) IBOutlet NSButton *removeButton;
 
+@property (weak) id<MPModelChangeObserving> observer;
+
 @end

MacPass/MPCustomFieldTableCellView.m

@@ -25,10 +25,12 @@
 
 - (void)setValue:(id)value forKeyPath:(NSString *)keyPath {
   if([keyPath hasPrefix:@"objectValue."]) {
-    [self.window.windowController.document willChangeModelProperty];
+    [self.observer willChangeModelProperty];
+    [super setValue:value forKeyPath:keyPath];
+    [self.observer didChangeModelProperty];
+  }
+  else {
     [super setValue:value forKeyPath:keyPath];
-    [self.window.windowController.document didChangeModelProperty];
   }
-  [super setValue:value forKeyPath:keyPath];
 }
 @end

MacPass/MPCustomFieldTableViewDelegate.m

@@ -43,6 +43,8 @@
   view.removeButton.action = @selector(removeCustomField:);
   view.removeButton.tag = row;
   
+  view.observer = tableView.window.windowController.document;
+  
   return view;
 }
 

MacPass/MPPluginDataViewController.m

@@ -34,7 +34,7 @@
 }
 
 - (void)didLoadView {
-  [self.pluginDataController bind:NSContentDictionaryBinding toObject:self.representedObject withKeyPath:NSStringFromSelector(@selector(customData)) options:nil];
+  [self.pluginDataController bind:NSContentDictionaryBinding toObject:self.representedObject withKeyPath:NSStringFromSelector(@selector(mutableCustomData)) options:nil];
   [self.pluginDataTabelView bind:NSContentBinding toObject:self.pluginDataController withKeyPath:NSStringFromSelector(@selector(arrangedObjects)) options:nil];
   self.pluginDataTabelView.backgroundColor = [NSColor clearColor];
 }
@@ -60,6 +60,7 @@
                    toObject:view
                 withKeyPath:[NSString stringWithFormat:@"%@.%@", NSStringFromSelector(@selector(objectValue)), NSStringFromSelector(@selector(key))]
                     options:nil];
+  view.observer = self.observer;
   return view;
 }
 

MacPass/MPViewController.h

@@ -18,4 +18,4 @@
 - (void)didLoadView;
 - (void)updateResponderChain;
 
-@end
+@end