From 3cf380678a801294f8fae45b4594682dce224165 Mon Sep 17 00:00:00 2001
From: "Jay Freeman (saurik)" <saurik@saurik.com>
Date: Thu, 24 Mar 2011 09:44:57 -0700
Subject: [PATCH] Correctly handle layout updates of background tabs.

---
 CyteKit/WebView.mm           | 8 ++++++++
 CyteKit/WebViewController.mm | 3 +++
 iPhonePrivate.h              | 5 +++++
 3 files changed, 16 insertions(+)

diff --git a/CyteKit/WebView.mm b/CyteKit/WebView.mm
index a71e5c27..09c9c408 100644
--- a/CyteKit/WebView.mm
+++ b/CyteKit/WebView.mm
@@ -369,6 +369,14 @@ static void $UIWebViewWebViewDelegate$webViewClose$(UIWebViewWebViewDelegate *se
     else return nil;
 }
 
+- (void) setNeedsLayout {
+    [super setNeedsLayout];
+
+    WebFrame *frame([[[self _documentView] webView] mainFrame]);
+    if ([frame respondsToSelector:@selector(setNeedsLayout)])
+        [frame setNeedsLayout];
+}
+
 @end
 
 static void $UIWebViewWebViewDelegate$_clearUIWebView(UIWebViewWebViewDelegate *self, SEL sel) {
diff --git a/CyteKit/WebViewController.mm b/CyteKit/WebViewController.mm
index 36c8177d..4d4d250e 100644
--- a/CyteKit/WebViewController.mm
+++ b/CyteKit/WebViewController.mm
@@ -1060,6 +1060,9 @@ float CYScrollViewDecelerationRateNormal;
     if ([self hidesNavigationBar])
         [self _setHidesNavigationBar:YES animated:animated];
 
+    // XXX: why isn't this evern called automatically?
+    [[self webView] setNeedsLayout];
+
     [self dispatchEvent:@"CydiaViewWillAppear"];
     [super viewWillAppear:animated];
 }
diff --git a/iPhonePrivate.h b/iPhonePrivate.h
index fc85776d..98f86b4e 100644
--- a/iPhonePrivate.h
+++ b/iPhonePrivate.h
@@ -6,6 +6,7 @@
 #include <UIKit/UIKit.h>
 // }}}
 // #import <*> {{{
+#import <WebKit/WebFrame.h>
 #import <WebKit/WebPreferences.h>
 // }}}
 // typedef enum {*} *; {{{
@@ -341,6 +342,10 @@ typedef enum {
 @end
 // }}}
 // @interface Web* (*) {{{
+@interface WebFrame (Apple)
+- (void) setNeedsLayout;
+@end
+
 @interface WebPreferences (Apple)
 + (void) _setInitialDefaultTextEncodingToSystemEncoding;
 - (void) _setLayoutInterval:(NSInteger)interval;
-- 
2.45.2