1 files changed, 71 insertions, 0 deletions
diff --git a/CyteKit/NavigationController.mm b/CyteKit/NavigationController.mm
new file mode 100644
index 0000000..f53ad85
--- /dev/null
+++ b/CyteKit/NavigationController.mm
@@ -0,0 +1,71 @@
+/* Cydia - iPhone UIKit Front-End for Debian APT
+ * Copyright (C) 2008-2015  Jay Freeman (saurik)
+*/
+
+/* GNU General Public License, Version 3 {{{ */
+/*
+ * Cydia is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published
+ * by the Free Software Foundation, either version 3 of the License,
+ * or (at your option) any later version.
+ *
+ * Cydia is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Cydia.  If not, see <http://www.gnu.org/licenses/>.
+**/
+/* }}} */
+
+#include "CyteKit/UCPlatform.h"
+
+#include <Foundation/Foundation.h>
+#include <UIKit/UIKit.h>
+
+#include "CyteKit/NavigationController.h"
+#include "CyteKit/ViewController.h"
+
+#include "iPhonePrivate.h"
+#include <Menes/ObjectHandle.h>
+
+@implementation UINavigationController (Cydia)
+
+- (NSArray *) navigationURLCollection {
+    NSMutableArray *stack([NSMutableArray array]);
+
+    for (CyteViewController *controller in [self viewControllers]) {
+        NSString *url = [[controller navigationURL] absoluteString];
+        if (url != nil)
+            [stack addObject:url];
+    }
+
+    return stack;
+}
+
+- (void) reloadData {
+    [super reloadData];
+
+    UIViewController *visible([self visibleViewController]);
+    if (visible != nil)
+        [visible reloadData];
+
+    // on the iPad, this view controller is ALSO visible. :(
+    extern bool IsWildcat_;
+    if (IsWildcat_)
+        if (UIViewController *modal = [self modalViewController])
+            if ([modal modalPresentationStyle] == UIModalPresentationFormSheet)
+                if (UIViewController *top = [self topViewController])
+                    if (top != visible)
+                        [top reloadData];
+}
+
+- (void) unloadData {
+    for (CyteViewController *page in [self viewControllers])
+        [page unloadData];
+
+    [super unloadData];
+}
+
+@end