Import the custom navigation & tabbar controller.

xingheng · Dec 19, 2016 · b0c4b3c · b0c4b3c
1 parent 6dd251f
commit b0c4b3c
Show file tree

Hide file tree

Showing 5 changed files with 248 additions and 2 deletions.
diff --git a/DSBaseViewController/CustomNavigationController.h b/DSBaseViewController/CustomNavigationController.h
@@ -0,0 +1,30 @@
+//
+//  CustomNavigationController.h
+//  youyue
+//
+//  Created by WeiHan on 12/3/15.
+//  Copyright © 2015 DragonSource. All rights reserved.
+//
+
+#import <UIKit/UIKit.h>
+#import "DSBaseViewController.h"
+
+@interface CustomNavigationController : UINavigationController
+
+@property (nonatomic, assign) BOOL enableInteractivePopGesture; // default is YES
+
+/**
+ *    @brief    Pops view controllers until the specified view controller is at the top of the navigation stack. (UINavigationController -popToViewController:animated:)
+ *
+ *    @return   Return the top view controller after pop.
+ */
+- (UIViewController *)popToViewControllerClass:(Class)viewControllerClass animated:(BOOL)animated;
+
+@end
+
+@interface DSBaseViewController (Navigation)
+
+- (UIViewController *)popToViewController:(Class)viewControllerClass; // with animation
+- (UIViewController *)popToViewController:(Class)viewControllerClass animated:(BOOL)animated;
+
+@end
diff --git a/DSBaseViewController/CustomNavigationController.m b/DSBaseViewController/CustomNavigationController.m
@@ -0,0 +1,151 @@
+//
+//  CustomNavigationController.m
+//  youyue
+//
+//  Created by WeiHan on 12/3/15.
+//  Copyright © 2015 DragonSource. All rights reserved.
+//
+//  Solution fix for custom left navigation bar disabled back swipe gesture:
+//      http://keighl.com/post/ios7-interactive-pop-gesture-custom-back-button/
+//      http://stackoverflow.com/questions/19054625/changing-back-button-in-ios-7-disables-swipe-to-navigate-back/20330647#20330647
+//      http://www.cnblogs.com/angzn/p/3696901.html
+//  References in future:
+//      https://github.com/fastred/AHKNavigationController
+//
+
+#import "CustomNavigationController.h"
+
+#define InteractivePopGesture 1 // hack!
+
+#pragma mark - CustomNavigationController
+
+@interface CustomNavigationController () <UINavigationControllerDelegate, UIGestureRecognizerDelegate>
+
+@end
+
+@implementation CustomNavigationController
+
+- (instancetype)initWithRootViewController:(UIViewController *)rootViewController
+{
+    self.enableInteractivePopGesture = YES;
+
+    if (self = [super initWithRootViewController:rootViewController]) {
+        // make the content views' vertical offset in view controller starts from navigation bar's bottom instead of top screen.
+        self.navigationBar.translucent = NO;
+        self.delegate = self;
+    }
+
+    return self;
+}
+
+- (void)viewDidLoad
+{
+    [super viewDidLoad];
+
+#if InteractivePopGesture
+
+    if ([self respondsToSelector:@selector(interactivePopGestureRecognizer)]) {
+        self.interactivePopGestureRecognizer.delegate = self;
+    }
+
+#endif
+}
+
+- (void)pushViewController:(UIViewController *)viewController animated:(BOOL)animated
+{
+#if InteractivePopGesture
+    [self setInteractivePopGestureState:NO];
+#endif
+
+    if (self.viewControllers.count >= 1) {
+        viewController.hidesBottomBarWhenPushed = YES;
+    }
+
+    [super pushViewController:viewController animated:animated];
+}
+
+- (void)didReceiveMemoryWarning
+{
+    [super didReceiveMemoryWarning];
+}
+
+- (void)dealloc
+{
+    self.interactivePopGestureRecognizer.delegate = nil;
+    self.delegate = nil;
+}
+
+#pragma mark - Public
+
+- (UIViewController *)popToViewControllerClass:(Class)viewControllerClass animated:(BOOL)animated
+{
+    NSParameterAssert(viewControllerClass && [viewControllerClass isSubclassOfClass:[UIViewController class]]);
+
+    NSArray<UIViewController *> *vcs = self.viewControllers;
+    __block UIViewController *resultVC = nil;
+
+    [vcs enumerateObjectsUsingBlock:^(UIViewController *viewController, NSUInteger idx, BOOL *stop) {
+        if ([viewController isKindOfClass:viewControllerClass]) {
+            resultVC = viewController;
+            *stop = YES;
+        }
+    }];
+
+    if (resultVC) {
+        [super popToViewController:resultVC animated:animated];
+    }
+
+    return resultVC;
+}
+
+#pragma mark - Private
+
+#if InteractivePopGesture
+
+- (void)setInteractivePopGestureState:(BOOL)state
+{
+    if (!self.enableInteractivePopGesture) {
+        state = NO;
+    }
+
+    if ([self respondsToSelector:@selector(interactivePopGestureRecognizer)]) {
+        self.interactivePopGestureRecognizer.enabled = state;
+    }
+}
+
+#endif
+
+#pragma mark - UINavigationControllerDelegate
+
+- (void)navigationController:(UINavigationController *)navigationController
+       didShowViewController:(UIViewController *)viewController
+                    animated:(BOOL)animate
+{
+#if InteractivePopGesture
+    // Enable the gesture again once the new controller is shown except for root view controller.
+    [self setInteractivePopGestureState:navigationController.viewControllers.count > 1];
+#endif
+}
+
+@end
+
+
+#pragma mark - DSBaseViewController (Navigation)
+
+@implementation DSBaseViewController (Navigation)
+
+- (UIViewController *)popToViewController:(Class)viewControllerClass
+{
+    return [self popToViewController:viewControllerClass animated:YES];
+}
+
+- (UIViewController *)popToViewController:(Class)viewControllerClass animated:(BOOL)animated
+{
+    NSParameterAssert(viewControllerClass && [viewControllerClass isSubclassOfClass:[DSBaseViewController class]]);
+
+    CustomNavigationController *naviVC = (CustomNavigationController *)self.navigationController;
+
+    return [naviVC popToViewControllerClass:viewControllerClass animated:animated];
+}
+
+@end
diff --git a/DSBaseViewController/CustomTabBarController.h b/DSBaseViewController/CustomTabBarController.h
@@ -0,0 +1,15 @@
+//
+//  CustomTabBarController.h
+//  DragonSourceCommon
+//
+//  Created by WeiHan on 12/23/15.
+//  Copyright © 2015 DragonSource. All rights reserved.
+//
+
+#import <UIKit/UIKit.h>
+
+@interface CustomTabBarController : UITabBarController
+
+@property (nonatomic, copy) BOOL (^ shouldSelectViewControllerBlock)(NSInteger index, UIViewController *viewController);
+
+@end
diff --git a/DSBaseViewController/CustomTabBarController.m b/DSBaseViewController/CustomTabBarController.m
@@ -0,0 +1,50 @@
+//
+//  CustomTabBarController.m
+//  DragonSourceCommon
+//
+//  Created by WeiHan on 12/23/15.
+//  Copyright © 2015 DragonSource. All rights reserved.
+//
+
+#import "CustomTabBarController.h"
+
+@interface CustomTabBarController ()<UITabBarControllerDelegate>
+
+@end
+
+@implementation CustomTabBarController
+
+- (instancetype)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
+{
+    if (self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil]) {
+        self.tabBar.translucent = NO;
+        self.delegate = self;
+    }
+
+    return self;
+}
+
+- (void)viewDidLoad
+{
+    [super viewDidLoad];
+    // Do any additional setup after loading the view.
+}
+
+- (void)didReceiveMemoryWarning
+{
+    [super didReceiveMemoryWarning];
+}
+
+#pragma mark - UITabBarControllerDelegate
+
+- (BOOL)tabBarController:(UITabBarController *)tabBarController shouldSelectViewController:(UIViewController *)viewController
+{
+    if (self.shouldSelectViewControllerBlock) {
+        NSInteger index = [tabBarController.viewControllers indexOfObject:viewController];
+        return self.shouldSelectViewControllerBlock(index, viewController);
+    }
+
+    return YES;
+}
+
+@end
diff --git a/Example/Podfile.lock b/Example/Podfile.lock
@@ -7,7 +7,7 @@ PODS:
     - CocoaLumberjack/Core
   - CocoaLumberjack/Extensions (3.0.0):
     - CocoaLumberjack/Default
-  - DSBaseViewController (1.0.0)
+  - DSBaseViewController (1.1.0)
 
 DEPENDENCIES:
   - CocoaLumberjack
@@ -19,7 +19,7 @@ EXTERNAL SOURCES:
 
 SPEC CHECKSUMS:
   CocoaLumberjack: c823149bccc5519a9447aeb433be7b1212a7d6a5
-  DSBaseViewController: 0eac575f370838052c37d5b473839d3ec0b661ba
+  DSBaseViewController: cca026ae3f6cdcb39d82a67cbf139a56da8d2e48
 
 PODFILE CHECKSUM: 67d6202f47a06c9f74553941d56b9bf68e1c8201