Convenience for load screen

re-link framework

MVMCoreUI/Containers/MVMCoreUINavigationControllerViewController.h

@@ -18,6 +18,9 @@ NS_ASSUME_NONNULL_BEGIN
 // Returns a navigation controller with the mvm styling. Also sets the navigation controller in the appropriate handlers.
 + (nullable instancetype)setupNavigationController;
 
+// Returns a navigation controller with the mvm styling. Also sets the navigation controller in the appropriate handlers. Adds the default loading overlay screen as well.
++ (nullable instancetype)setupWithNavigationControllerAsMainController;
+
 // Separator at the bottom of the navigation bar used for styling.
 @property (nullable, weak, nonatomic) SeparatorView *separatorView;
 @end

MVMCoreUI/Containers/MVMCoreUINavigationControllerViewController.m

@@ -43,4 +43,10 @@
     return navigationController;
 }
 
++ (nullable instancetype)setupWithNavigationControllerAsMainController {
+    MVMCoreUINavigationControllerViewController *navigationController = [self setupNavigationController];
+    [[MVMCoreUISession sharedGlobal] setupAsStandardLoadViewDelegate:navigationController];
+    return navigationController;
+}
+
 @end

MVMCoreUI/Containers/SplitViewController/MVMCoreUISplitViewController.h

@@ -9,7 +9,6 @@
 
 #import <UIKit/UIKit.h>
 @import MVMCore.MVMCoreActionDelegateProtocol;
-@import MVMCore.MVMCoreLoadingOverlayDelegateProtocol;
 #import <MVMCoreUI/MVMCoreUIPanelProtocol.h>
 #import <MVMCoreUI/MVMCoreUIPanelButtonProtocol.h>
 
@@ -23,7 +22,7 @@ typedef NS_ENUM(NSInteger, MFNumberOfDrawers) {
     MFTwoDrawer
 };
 
-@interface MVMCoreUISplitViewController : UIViewController <MVMCoreLoadingOverlayDelegateProtocol>
+@interface MVMCoreUISplitViewController : UIViewController
 
 // Reference to the panels.
 @property (nullable, weak, nonatomic, readonly) UIViewController <MVMCoreUIPanelProtocol> *leftPanel;
@@ -51,6 +50,9 @@ typedef NS_ENUM(NSInteger, MFNumberOfDrawers) {
 // Returns a split controller with the mvm styling. Also sets the appropriate handlers.
 + (nullable instancetype)setup;
 
+// Returns a split controller with the mvm styling. Also sets the appropriate handlers. Also sets up the default load screen
++ (nullable instancetype)setupAsMainController;
+
 #pragma mark - Panel Functions
 
 // Sets if the left panel accessible for the view controller. Will show or hide the button.

MVMCoreUI/Containers/SplitViewController/MVMCoreUISplitViewController.m

@@ -9,7 +9,6 @@
 #import "MVMCoreUISplitViewController.h"
 @import MVMCore.MVMCoreNavigationHandler;
 @import MVMCore.MVMCoreDispatchUtility;
-@import MVMCore.MVMCoreViewControllerProtocol;
 @import MVMCore.MVMCoreViewManagerProtocol;
 @import MVMCore.MVMCoreObject;
 @import MVMCore.MVMCoreActionUtility;
@@ -18,7 +17,6 @@
 #import "NSLayoutConstraint+MFConvenience.h"
 #import "MFViewController.h"
 #import "MFFonts.h"
-#import "MFLoadingViewController.h"
 #import <MVMCoreUI/MFSizeObject.h>
 #import "SeparatorView.h"
 #import "MVMCoreUISession.h"
@@ -50,8 +48,6 @@
 @property (weak, nonatomic) IBOutlet UIProgressView *bottomProgressBar;
 @property (weak, nonatomic) IBOutlet NSLayoutConstraint *bottomProgressBarHeightConstraint;
 
-@property (weak, nonatomic) MFLoadingViewController *loadingViewController;
-
 @property (nonatomic, strong) UIGestureRecognizer *tapToDismissGesture;
 
 @property (nullable, readwrite, weak, nonatomic) NSObject <MVMCoreUIPanelProtocol> *explictlyShowingPanel;
@@ -88,6 +84,12 @@ CGFloat const PanelAnimationDuration = 0.2;
     return splitViewController;
 }
 
++ (nullable instancetype)setupAsMainController {
+    MVMCoreUISplitViewController *splitViewController = [self setup];
+    [[MVMCoreUISession sharedGlobal] setupAsStandardLoadViewDelegate:splitViewController];
+    return splitViewController;
+}
+
 #pragma mark - Main Subclassables
 
 - (MFNumberOfDrawers)numberOfDrawersShouldShow:(NSNumber *)forWidth {
@@ -932,39 +934,4 @@ CGFloat const PanelAnimationDuration = 0.2;
     }
 }
 
-#pragma mark - MVMCoreLoadingOverlayDelegateProtocol
-
-- (nonnull UIViewController <MVMCoreLoadingViewControllerProtocol> *)getLoadingViewController {
-
-    if (self.loadingViewController) {
-        return self.loadingViewController;
-    } else {
-        MFLoadingViewController *loadingViewController = [[MFLoadingViewController alloc] init];
-        UIView *view = loadingViewController.view;
-        view.hidden = YES;
-        self.loadingViewController = loadingViewController;
-
-        // Adds the overlay to the screen.
-        UIView *viewToPresentOn = self.view;
-
-        [self addChildViewController:loadingViewController];
-        [viewToPresentOn addSubview:view];
-        [loadingViewController didMoveToParentViewController:self];
-
-        // Sets the constraints for autolayout
-        [view setTranslatesAutoresizingMaskIntoConstraints:NO];
-        [NSLayoutConstraint constraintPinSubviewToSuperview:view];
-        return loadingViewController;
-    }
-}
-
-- (void)beginningLoading {
-    // Disables the UI when loading
-    self.view.userInteractionEnabled = NO;
-}
-
-- (void)finishedLoading {
-    self.view.userInteractionEnabled = YES;
-}
-
 @end

MVMCoreUI/Session/MVMCoreUISession.h

@@ -29,6 +29,9 @@ NS_ASSUME_NONNULL_BEGIN
 // Allows a global overload of the title view of navigation item.
 - (nullable UIView *)titleViewForController:(nonnull MFViewController *)controller;
 
+// Sets up the session as delegate for standard load view controller. Pass the view controller that will be used to present and will be disabled when load view is presented.
+- (void)setupAsStandardLoadViewDelegate:(nonnull UIViewController *)mainViewController;
+
 @end
 
 NS_ASSUME_NONNULL_END

MVMCoreUI/Session/MVMCoreUISession.m

@@ -7,6 +7,16 @@
 //
 
 #import "MVMCoreUISession.h"
+#import "MFLoadingViewController.h"
+#import "NSLayoutConstraint+MFConvenience.h"
+@import MVMCore.MVMCoreObject;
+
+@interface MVMCoreUISession () <MVMCoreLoadingOverlayDelegateProtocol>
+
+@property (weak, nonatomic, nullable) UIViewController *mainViewController;
+@property (weak, nonatomic, nullable) MFLoadingViewController *loadingViewController;
+
+@end
 
 @implementation MVMCoreUISession
 
@@ -14,4 +24,43 @@
     return nil;
 }
 
+- (void)setupAsStandardLoadViewDelegate:(nonnull UIViewController *)mainViewController {
+    self.mainViewController = mainViewController;
+    [MVMCoreObject sharedInstance].loadingProtocol = self;
+}
+
+#pragma mark - MVMCoreLoadingOverlayDelegateProtocol
+
+- (nonnull UIViewController <MVMCoreLoadingViewControllerProtocol> *)getLoadingViewController {
+    
+    if (self.loadingViewController) {
+        return self.loadingViewController;
+    } else {
+        MFLoadingViewController *loadingViewController = [[MFLoadingViewController alloc] init];
+        UIView *view = loadingViewController.view;
+        view.hidden = YES;
+        self.loadingViewController = loadingViewController;
+        
+        // Adds the overlay to the screen.
+        UIView *viewToPresentOn = self.mainViewController.view;
+        [self.mainViewController addChildViewController:loadingViewController];
+        [viewToPresentOn addSubview:view];
+        [loadingViewController didMoveToParentViewController:self.mainViewController];
+        
+        // Sets the constraints for autolayout
+        [view setTranslatesAutoresizingMaskIntoConstraints:NO];
+        [NSLayoutConstraint constraintPinSubviewToSuperview:view];
+        return loadingViewController;
+    }
+}
+
+- (void)beginningLoading {
+    // Disables the UI when loading
+    self.mainViewController.view.userInteractionEnabled = NO;
+}
+
+- (void)finishedLoading {
+    self.mainViewController.view.userInteractionEnabled = YES;
+}
+
 @end