From 5f249c0b313a491aae6a65938eeb46f84befac2d Mon Sep 17 00:00:00 2001
From: "Jay Freeman (saurik)" <saurik@saurik.com>
Date: Fri, 24 Jan 2014 14:24:41 -0800
Subject: [PATCH] Implement Cydget-specific media/bulletins @media.

---
 LockScreen.mm | 56 ++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 55 insertions(+), 1 deletion(-)

diff --git a/LockScreen.mm b/LockScreen.mm
index 750ff7a..1572e5e 100644
--- a/LockScreen.mm
+++ b/LockScreen.mm
@@ -131,10 +131,15 @@ typedef uint16_t UChar;
 - (BOOL) mediaControlsHidden;
 @end
 
+@interface SBLockScreenNotificationListController : NSObject
+- (BOOL) hasAnyContent;
+@end
+
 @interface SBLockScreenViewController : UIViewController
 - (SBLockScreenView *) lockScreenView;
 - (BOOL) isShowingMediaControls;
 - (void) _setMediaControlsVisible:(BOOL)visible;
+- (SBLockScreenNotificationListController *) _notificationController;
 @end
 
 @interface SBLockScreenManager : NSObject
@@ -508,9 +513,13 @@ namespace JSC {
 
 namespace WebCore {
     class KURL;
-    class String;
 }
 
+namespace WebCore {
+struct String {
+    void *impl_;
+}; }
+
 namespace JSC {
 struct SourceCode {
     void *provider_;
@@ -979,6 +988,41 @@ MSHook(void, _ZN7WebCore13ScriptElement13prepareScriptERKN3WTF12TextPositionENS0
 @end
 /* }}} */
 
+namespace WebCore {
+    class MediaQueryEvaluator;
+    class CSSParserValueList;
+}
+
+namespace WebCore {
+struct MediaQueryExp {
+    String feature_;
+    void *value_;
+    bool valid_;
+    String cache_;
+}; }
+
+MSHook(bool, _ZNK7WebCore19MediaQueryEvaluator4evalEPKNS_13MediaQueryExpE, WebCore::MediaQueryEvaluator *_this, WebCore::String &query) {
+    Log(query); if (false) {
+    } else if (kCFCoreFoundationVersionNumber >= 800 && StringEquals(query, "cydget-media-controls")) {
+        SBLockScreenView *view([[[$SBLockScreenManager sharedInstance] lockScreenViewController] lockScreenView]);
+        return view != nil && ![view mediaControlsHidden];
+        //return [[[$SBLockScreenManager sharedInstance] lockScreenViewController] isShowingMediaControls];
+    } else if (kCFCoreFoundationVersionNumber >= 800 && StringEquals(query, "cydget-notification-list")) {
+        SBLockScreenNotificationListController *controller([[[$SBLockScreenManager sharedInstance] lockScreenViewController] _notificationController]);
+        return controller != nil && [controller hasAnyContent];
+    } else
+        return __ZNK7WebCore19MediaQueryEvaluator4evalEPKNS_13MediaQueryExpE(_this, query);
+}
+
+MSHook(void, _ZN7WebCore13MediaQueryExpC2ERKN3WTF12AtomicStringEPNS_18CSSParserValueListE, WebCore::MediaQueryExp *_this, WebCore::String &query, WebCore::CSSParserValueList *values) {
+    Log(query);
+    __ZN7WebCore13MediaQueryExpC2ERKN3WTF12AtomicStringEPNS_18CSSParserValueListE(_this, query, values);
+    if (!_this->valid_) if (
+        StringEquals(query, "cydget-media-controls") ||
+        StringEquals(query, "cydget-notification-list") ||
+    false) _this->valid_ = true;
+}
+
 template <typename Type_>
 static void dlset(Type_ &function, const char *name) {
     function = reinterpret_cast<Type_>(dlsym(RTLD_DEFAULT, name));
@@ -1134,6 +1178,16 @@ static void $UIWebViewWebViewDelegate$webView$didClearWindowObject$forFrame$(UIW
         MSHookSymbol(_ZN7WebCore6String29charactersWithNullTerminationEv, "__ZN3WTF6String29charactersWithNullTerminationEv", JavaScriptCore);
 
     msset(_ZNK7WebCore6String6lengthEv, WebCore);
+
+    bool (*_ZNK7WebCore19MediaQueryEvaluator4evalEPKNS_13MediaQueryExpE)(WebCore::MediaQueryEvaluator *, WebCore::String &);
+    msset(_ZNK7WebCore19MediaQueryEvaluator4evalEPKNS_13MediaQueryExpE, WebCore);
+    if (_ZNK7WebCore19MediaQueryEvaluator4evalEPKNS_13MediaQueryExpE != NULL)
+        MSHookFunction(_ZNK7WebCore19MediaQueryEvaluator4evalEPKNS_13MediaQueryExpE, MSHake(_ZNK7WebCore19MediaQueryEvaluator4evalEPKNS_13MediaQueryExpE));
+
+    void (*_ZN7WebCore13MediaQueryExpC2ERKN3WTF12AtomicStringEPNS_18CSSParserValueListE)(WebCore::MediaQueryExp *, WebCore::String &, WebCore::CSSParserValueList *);
+    msset(_ZN7WebCore13MediaQueryExpC2ERKN3WTF12AtomicStringEPNS_18CSSParserValueListE, WebCore);
+    if (_ZN7WebCore13MediaQueryExpC2ERKN3WTF12AtomicStringEPNS_18CSSParserValueListE != NULL)
+        MSHookFunction(_ZN7WebCore13MediaQueryExpC2ERKN3WTF12AtomicStringEPNS_18CSSParserValueListE, MSHake(_ZN7WebCore13MediaQueryExpC2ERKN3WTF12AtomicStringEPNS_18CSSParserValueListE));
 }
 
 + (id) rootViewController {
-- 
2.45.2