Implement chpwn's lazy-loading API for BrowserController.

[cydia.git] / UICaboodle / RVPage.mm

diff --git a/UICaboodle/RVPage.mm b/UICaboodle/RVPage.mm
index aecf0d3bcdcd53c3887523b3170fb10b188715d1..1f366c1b18e42aefc456e191b896ef43ac7dda9c 100644 (file)
--- a/UICaboodle/RVPage.mm
+++ b/UICaboodle/RVPage.mm
@@ -5,10 +5,66 @@
 
 #import "RVBook.h"
 
-@implementation UCViewController 
-- (void)setDelegate:(id)delegate {
-       delegate_ = delegate;
+extern bool IsWildcat_;
+
+@implementation UIViewController (Cydia)
+
+- (BOOL) hasLoaded {
+    return YES;
+}
+
+@end
+
+@implementation CYViewController
+
+- (void) setDelegate:(id)delegate {
+    delegate_ = delegate;
+}
+
+- (id) delegate {
+    return delegate_;
+}
+
+- (void) viewWillAppear:(BOOL)animated {
+    [super viewWillAppear:animated];
+
+    // Load on first appearance. We don't need to set the loaded flag here
+    // because it is set for us the first time -reloadData is called.
+    if (![self hasLoaded])
+        [self reloadData];
+}
+
+- (BOOL) hasLoaded {
+    return loaded_;
+}
+
+- (void) releaseSubviews {
+    // Do nothing.
+}
+
+- (void) setView:(UIView *)view {
+    // Nasty hack for 2.x-compatibility. In 3.0+, we can and
+    // should just override -viewDidUnload instead.
+    if (view == nil)
+        [self releaseSubviews];
+
+    [super setView:view];
 }
+
 - (void) reloadData {
+    // This is called automatically on the first appearance of a controller,
+    // or any other time it needs to reload the information shown. However (!),
+    // this is not called by any tab bar or navigation controller's -reloadData
+    // method unless this controller returns YES from -hadLoaded.
+    loaded_ = YES;
+}
+
+- (NSURL *) navigationURL {
+    return nil;
 }
-@end
\ No newline at end of file
+
+- (BOOL) shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)orientation {
+    return IsWildcat_ || orientation == UIInterfaceOrientationPortrait;
+}
+
+@end