From e6124cb6861825f588b0cf7be198ea35b5b730ba Mon Sep 17 00:00:00 2001
From: "Jay Freeman (saurik)" <saurik@saurik.com>
Date: Thu, 3 Mar 2011 13:09:55 -0800
Subject: Provide -[CyteWebViewController leftButton] API.

---
 CyteKit/WebViewController.h  |  3 +++
 CyteKit/WebViewController.mm | 24 ++++++++++++++++++++++++
 MobileCydia.mm               | 32 +++++++++++++++-----------------
 3 files changed, 42 insertions(+), 17 deletions(-)

diff --git a/CyteKit/WebViewController.h b/CyteKit/WebViewController.h
index db40a1c..c1ec1ee 100644
--- a/CyteKit/WebViewController.h
+++ b/CyteKit/WebViewController.h
@@ -128,6 +128,9 @@
 - (UIBarButtonItem *) customButton;
 - (UIBarButtonItem *) rightButton;
 
+- (void) applyLeftButton;
+- (UIBarButtonItem *) leftButton;
+
 - (void) _didStartLoading;
 - (void) _didFinishLoading;
 
diff --git a/CyteKit/WebViewController.mm b/CyteKit/WebViewController.mm
index b59d830..a750278 100644
--- a/CyteKit/WebViewController.mm
+++ b/CyteKit/WebViewController.mm
@@ -611,6 +611,27 @@ float CYScrollViewDecelerationRateNormal;
     ] autorelease];
 }
 
+- (UIBarButtonItem *) leftButton {
+    UINavigationItem *item([self navigationItem]);
+    if ([item backBarButtonItem] != nil && ![item hidesBackButton])
+        return nil;
+
+    if (UINavigationController *navigation = [self navigationController])
+        if ([[navigation parentViewController] modalViewController] == navigation)
+            return [[[UIBarButtonItem alloc]
+                initWithTitle:UCLocalize("CLOSE")
+                style:UIBarButtonItemStylePlain
+                target:self
+                action:@selector(close)
+            ] autorelease];
+
+    return nil;
+}
+
+- (void) applyLeftButton {
+    [[self navigationItem] setLeftBarButtonItem:[self leftButton]];
+}
+
 - (UIBarButtonItem *) rightButton {
     return reloaditem_;
 }
@@ -784,6 +805,8 @@ float CYScrollViewDecelerationRateNormal;
         UITableView *table([[[UITableView alloc] initWithFrame:bounds style:UITableViewStyleGrouped] autorelease]);
         [webview_ insertSubview:table atIndex:0];
 
+        [self applyLeftButton];
+
         [table setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
         [webview_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
@@ -881,6 +904,7 @@ float CYScrollViewDecelerationRateNormal;
 
 - (void) setHidesBackButton:(bool)value {
     [[self navigationItem] setHidesBackButton:value];
+    [self applyLeftButton];
 }
 
 - (void) setHidesBackButtonByNumber:(NSNumber *)value {
diff --git a/MobileCydia.mm b/MobileCydia.mm
index 0faac89..9eb5791 100644
--- a/MobileCydia.mm
+++ b/MobileCydia.mm
@@ -4857,16 +4857,18 @@ bool DepSubstrate(const pkgCache::VerIterator &iterator) {
         nil];
 
         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
-
-        [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
-            initWithTitle:UCLocalize("CANCEL")
-            style:UIBarButtonItemStylePlain
-            target:self
-            action:@selector(cancelButtonClicked)
-        ] autorelease]];
     } return self;
 }
 
+- (UIBarButtonItem *) leftButton {
+    return [[[UIBarButtonItem alloc]
+        initWithTitle:UCLocalize("CANCEL")
+        style:UIBarButtonItemStylePlain
+        target:self
+        action:@selector(cancelButtonClicked)
+    ] autorelease];
+}
+
 #if !AlwaysReload
 - (void) applyRightButton {
     if ([issues_ count] == 0 && ![self isLoading])
@@ -6431,15 +6433,13 @@ bool DepSubstrate(const pkgCache::VerIterator &iterator) {
     [alert show];
 }
 
-- (void) viewDidLoad {
-    [super viewDidLoad];
-
-    [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
+- (UIBarButtonItem *) leftButton {
+    return [[[UIBarButtonItem alloc]
         initWithTitle:UCLocalize("ABOUT")
         style:UIBarButtonItemStylePlain
         target:self
         action:@selector(aboutButtonClicked)
-    ] autorelease]];
+    ] autorelease];
 }
 
 - (void) unloadData {
@@ -6469,15 +6469,13 @@ bool DepSubstrate(const pkgCache::VerIterator &iterator) {
     return [NSURL URLWithString:@"cydia://manage"];
 }
 
-- (void) viewDidLoad {
-    [super viewDidLoad];
-
-    [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
+- (UIBarButtonItem *) leftButton {
+    return [[[UIBarButtonItem alloc]
         initWithTitle:UCLocalize("SETTINGS")
         style:UIBarButtonItemStylePlain
         target:self
         action:@selector(settingsButtonClicked)
-    ] autorelease]];
+    ] autorelease];
 }
 
 - (void) settingsButtonClicked {
-- 
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