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Merge pull request #10 from nwdl/navigation-controller
Add more UINavigationController methods
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,18 @@ | ||
| // | ||
| // UINavigationController+DLR.h | ||
| // DLRUIKit | ||
| // | ||
| // Created by Nate Walczak on 4/29/15. | ||
| // Copyright (c) 2015 Detroit Labs, LLC. All rights reserved. | ||
| // | ||
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| #import <UIKit/UIKit.h> | ||
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| @interface UINavigationController (DLR) | ||
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| /** Returns true if the passed view controller is the first view controller in the | ||
| stack of view controllers. This can be helpful in determining if the | ||
| view controller needed to be popped or dismissed. */ | ||
| - (BOOL)dlr_isFirstViewController:(UIViewController *)viewController; | ||
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| @end |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,17 @@ | ||
| // | ||
| // UINavigationController+DLR.m | ||
| // DLRUIKit | ||
| // | ||
| // Created by Nate Walczak on 4/29/15. | ||
| // Copyright (c) 2015 Detroit Labs, LLC. All rights reserved. | ||
| // | ||
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| #import "UINavigationController+DLR.h" | ||
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| @implementation UINavigationController (DLR) | ||
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| - (BOOL)dlr_isFirstViewController:(UIViewController *)viewController { | ||
| return self.viewControllers.firstObject == viewController; | ||
| } | ||
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| @end |
17 changes: 17 additions & 0 deletions
17
DLRUIKit/source/UIViewController+DLRNavigationController.h
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,17 @@ | ||
| // | ||
| // UIViewController+DLRNavigationController.h | ||
| // DLRUIKit | ||
| // | ||
| // Created by Nate Walczak on 4/29/15. | ||
| // Copyright (c) 2015 Detroit Labs, LLC. All rights reserved. | ||
| // | ||
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| #import <UIKit/UIKit.h> | ||
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| @interface UIViewController (DLRNavigationController) | ||
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| /** Returns a new navigation controller instance with this view controller as the | ||
| root view controller. */ | ||
| - (UINavigationController *)dlr_embedInsideNavigationController; | ||
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| @end |
17 changes: 17 additions & 0 deletions
17
DLRUIKit/source/UIViewController+DLRNavigationController.m
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,17 @@ | ||
| // | ||
| // UIViewController+DLRNavigationController.m | ||
| // DLRUIKit | ||
| // | ||
| // Created by Nate Walczak on 4/29/15. | ||
| // Copyright (c) 2015 Detroit Labs, LLC. All rights reserved. | ||
| // | ||
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| #import "UIViewController+DLRNavigationController.h" | ||
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| @implementation UIViewController (DLRNavigationController) | ||
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| - (UINavigationController *)dlr_embedInsideNavigationController { | ||
| return [[UINavigationController alloc] initWithRootViewController:self]; | ||
| } | ||
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| @end |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,47 @@ | ||
| // | ||
| // UINavigationController+DLRTests.m | ||
| // DLRUIKit | ||
| // | ||
| // Created by Nate Walczak on 4/29/15. | ||
| // Copyright (c) 2015 Detroit Labs, LLC. All rights reserved. | ||
| // | ||
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| #import <XCTest/XCTest.h> | ||
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| #import "UINavigationController+DLR.h" | ||
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| @interface UINavigationController_DLRTests : XCTestCase | ||
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| @end | ||
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| @implementation UINavigationController_DLRTests | ||
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| #pragma mark - dlr_isFirstViewController: | ||
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| - (void)testIsFirstViewController { | ||
| UIViewController *viewController = [[UIViewController alloc] init]; | ||
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| UINavigationController *navigationController = [[UINavigationController alloc] initWithRootViewController:viewController]; | ||
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| XCTAssertEqual(navigationController.viewControllers.count, 1); | ||
| XCTAssertEqual(navigationController.viewControllers.firstObject, viewController); | ||
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| XCTAssertTrue([navigationController dlr_isFirstViewController:viewController]); | ||
| } | ||
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| - (void)testIsFirstViewControllerNot { | ||
| UIViewController *firstViewController = [[UIViewController alloc] init]; | ||
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| UINavigationController *navigationController = [[UINavigationController alloc] initWithRootViewController:firstViewController]; | ||
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| UIViewController *secondViewController = [[UIViewController alloc] init]; | ||
| [navigationController pushViewController:secondViewController animated:NO]; | ||
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| XCTAssertEqual(navigationController.viewControllers.count, 2); | ||
| XCTAssertEqual(navigationController.viewControllers[0], firstViewController); | ||
| XCTAssertEqual(navigationController.viewControllers[1], secondViewController); | ||
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| XCTAssertFalse([navigationController dlr_isFirstViewController:secondViewController]); | ||
| } | ||
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| @end |
30 changes: 30 additions & 0 deletions
30
DLRUIKitTests/source/UIViewController+DLRNavigationControllerTests.m
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,30 @@ | ||
| // | ||
| // UIViewController+DLRNavigationControllerTests.m | ||
| // DLRUIKit | ||
| // | ||
| // Created by Nate Walczak on 4/29/15. | ||
| // Copyright (c) 2015 Detroit Labs, LLC. All rights reserved. | ||
| // | ||
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| #import <XCTest/XCTest.h> | ||
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| #import "UIViewController+DLRNavigationController.h" | ||
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| @interface UIViewController_DLRNavigationControllerTests : XCTestCase | ||
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| @end | ||
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| @implementation UIViewController_DLRNavigationControllerTests | ||
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| #pragma mark - dlr_embedInsideNavigationController | ||
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| - (void)testEmbedInsideNavigationController { | ||
| UIViewController *viewController = [[UIViewController alloc] init]; | ||
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| UINavigationController *navigationController = [viewController dlr_embedInsideNavigationController]; | ||
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| XCTAssertEqual(navigationController.viewControllers.count, 1); | ||
| XCTAssertEqual(navigationController.viewControllers.firstObject, viewController); | ||
| } | ||
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| @end |
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