Add custom view controller explorer with shortcuts to the view property and pushing the view controller onto the current nav stack.

Classes/Object Explorers/FLEXObjectExplorerFactory.m

@@ -12,6 +12,7 @@
 #import "FLEXSetExplorerViewController.h"
 #import "FLEXDictionaryExplorerViewController.h"
 #import "FLEXDefaultsExplorerViewController.h"
+#import "FLEXViewControllerExplorerViewController.h"
 
 @implementation FLEXObjectExplorerFactory
 
@@ -25,10 +26,11 @@
     static NSDictionary *explorerSubclassesForObjectTypeStrings = nil;
     static dispatch_once_t once;
     dispatch_once(&once, ^{
-        explorerSubclassesForObjectTypeStrings = @{NSStringFromClass([NSArray class])        : [FLEXArrayExplorerViewController class],
-                                                   NSStringFromClass([NSSet class])          : [FLEXSetExplorerViewController class],
-                                                   NSStringFromClass([NSDictionary class])   : [FLEXDictionaryExplorerViewController class],
-                                                   NSStringFromClass([NSUserDefaults class]) : [FLEXDefaultsExplorerViewController class]};
+        explorerSubclassesForObjectTypeStrings = @{NSStringFromClass([NSArray class])          : [FLEXArrayExplorerViewController class],
+                                                   NSStringFromClass([NSSet class])            : [FLEXSetExplorerViewController class],
+                                                   NSStringFromClass([NSDictionary class])     : [FLEXDictionaryExplorerViewController class],
+                                                   NSStringFromClass([NSUserDefaults class])   : [FLEXDefaultsExplorerViewController class],
+                                                   NSStringFromClass([UIViewController class]) : [FLEXViewControllerExplorerViewController class]};
     });
     
     Class explorerClass = [FLEXObjectExplorerViewController class];

Classes/Object Explorers/FLEXViewControllerExplorerViewController.h

@@ -0,0 +1,13 @@
+//
+//  FLEXViewControllerExplorerViewController.h
+//  Flipboard
+//
+//  Created by Ryan Olson on 6/11/14.
+//  Copyright (c) 2014 Flipboard. All rights reserved.
+//
+
+#import "FLEXObjectExplorerViewController.h"
+
+@interface FLEXViewControllerExplorerViewController : FLEXObjectExplorerViewController
+
+@end

Classes/Object Explorers/FLEXViewControllerExplorerViewController.m

@@ -0,0 +1,101 @@
+//
+//  FLEXViewControllerExplorerViewController.m
+//  Flipboard
+//
+//  Created by Ryan Olson on 6/11/14.
+//  Copyright (c) 2014 Flipboard. All rights reserved.
+//
+
+#import "FLEXViewControllerExplorerViewController.h"
+#import "FLEXRuntimeUtility.h"
+#import "FLEXObjectExplorerFactory.h"
+
+typedef NS_ENUM(NSUInteger, FLEXViewControllerExplorerRow) {
+    FLEXViewControllerExplorerRowPush,
+    FLEXViewControllerExplorerRowView
+};
+
+@interface FLEXViewControllerExplorerViewController ()
+
+@property (nonatomic, readonly) UIViewController *viewController;
+
+@end
+
+@implementation FLEXViewControllerExplorerViewController
+
+- (UIViewController *)viewController
+{
+    return [self.object isKindOfClass:[UIViewController class]] ? self.object : nil;
+}
+
+- (BOOL)canPushViewController
+{
+    // Only show the "Push View Controller" option if it's not already part of the hierarchy to avoid really disrupting the app.
+    return self.viewController.view.window == nil;
+}
+
+
+#pragma mark - Superclass Overrides
+
+- (NSString *)customSectionTitle
+{
+    return @"Shortcuts";
+}
+
+- (NSArray *)customSectionRowCookies
+{
+    NSArray *rowCookies = @[@(FLEXViewControllerExplorerRowView)];
+    if ([self canPushViewController]) {
+        rowCookies = [@[@(FLEXViewControllerExplorerRowPush)] arrayByAddingObjectsFromArray:rowCookies];
+    }
+    return rowCookies;
+}
+
+- (NSString *)customSectionTitleForRowCookie:(id)rowCookie
+{
+    NSString *title = nil;
+    if ([rowCookie isEqual:@(FLEXViewControllerExplorerRowPush)]) {
+        title = @"Push View Controller";
+    } else if ([rowCookie isEqual:@(FLEXViewControllerExplorerRowView)]) {
+        title = @"@property UIView *view";
+    }
+    return title;
+}
+
+- (NSString *)customSectionSubtitleForRowCookie:(id)rowCookie
+{
+    NSString *subtitle = nil;
+    if ([rowCookie isEqual:@(FLEXViewControllerExplorerRowView)]) {
+        subtitle = [FLEXRuntimeUtility descriptionForIvarOrPropertyValue:self.viewController.view];
+    }
+    return subtitle;
+}
+
+- (BOOL)customSectionCanDrillIntoRowWithCookie:(id)rowCookie
+{
+    BOOL canDrillIn = NO;
+    if ([rowCookie isEqual:@(FLEXViewControllerExplorerRowPush)]) {
+        canDrillIn = [self canPushViewController];
+    }else if ([rowCookie isEqual:@(FLEXViewControllerExplorerRowView)]) {
+        canDrillIn = self.viewController.view != nil;
+    }
+    return canDrillIn;
+}
+
+- (UIViewController *)customSectionDrillInViewControllerForRowCookie:(id)rowCookie
+{
+    UIViewController *drillInViewController = nil;
+    if ([rowCookie isEqual:@(FLEXViewControllerExplorerRowPush)]) {
+        drillInViewController = self.viewController;
+    } else if ([rowCookie isEqual:@(FLEXViewControllerExplorerRowView)]) {
+        drillInViewController = [FLEXObjectExplorerFactory explorerViewControllerForObject:self.viewController.view];
+    }
+    return drillInViewController;
+}
+
+- (BOOL)shouldShowDescription
+{
+    return YES;
+}
+
+@end