GLEGram 12.5 — Initial public release

Based on Swiftgram 12.5 (Telegram iOS 12.5).
All GLEGram features ported and organized in GLEGram/ folder.

Features: Ghost Mode, Saved Deleted Messages, Content Protection Bypass,
Font Replacement, Fake Profile, Chat Export, Plugin System, and more.

See CHANGELOG_12.5.md for full details.

submodules/LegacyComponents/Sources/TGModernGalleryScrollView.m

@@ -0,0 +1,66 @@
+#import <LegacyComponents/TGModernGalleryScrollView.h>
+
+@interface TGModernGalleryScrollView ()
+{
+    bool _suspendBoundsUpdates;
+}
+
+@end
+
+@implementation TGModernGalleryScrollView
+
+- (instancetype)initWithFrame:(CGRect)frame
+{
+    self = [super initWithFrame:frame];
+    if (self != nil)
+    {
+        self.showsHorizontalScrollIndicator = false;
+        self.showsVerticalScrollIndicator = false;
+        self.pagingEnabled = true;
+        self.clipsToBounds = false;
+    }
+    return self;
+}
+
+- (UIView *)hitTest:(CGPoint)point withEvent:(UIEvent *)event
+{
+    UIView *view = [super hitTest:point withEvent:event];
+    
+    bool shouldScroll = true;
+    id<TGModernGalleryScrollViewDelegate> delegate = self.scrollDelegate;
+    if ([delegate respondsToSelector:@selector(scrollViewShouldScrollWithTouchAtPoint:)])
+        shouldScroll = [delegate scrollViewShouldScrollWithTouchAtPoint:point];
+    
+    self.scrollEnabled = shouldScroll;
+    
+    return view;
+}
+
+- (void)setBounds:(CGRect)bounds
+{
+    [super setBounds:bounds];
+    
+    if (!_suspendBoundsUpdates)
+    {
+        id<TGModernGalleryScrollViewDelegate> scrollDelegate = _scrollDelegate;
+        [scrollDelegate scrollViewBoundsChanged:bounds];
+    }
+}
+
+- (void)setFrameAndBoundsInTransaction:(CGRect)frame bounds:(CGRect)bounds
+{
+    _suspendBoundsUpdates = true;
+    self.frame = frame;
+    self.bounds = bounds;
+    _suspendBoundsUpdates = false;
+    
+    id<TGModernGalleryScrollViewDelegate> scrollDelegate = _scrollDelegate;
+    [scrollDelegate scrollViewBoundsChanged:bounds];
+}
+
+- (void)layoutSubviews
+{
+    [super layoutSubviews];
+}
+
+@end