mirror of
https://github.com/danog/Telegram.git
synced 2024-12-12 09:29:55 +01:00
126 lines
3.2 KiB
Objective-C
126 lines
3.2 KiB
Objective-C
/*
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* This is the source code of Telegram for iOS v. 1.1
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* It is licensed under GNU GPL v. 2 or later.
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* You should have received a copy of the license in this archive (see LICENSE).
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*
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* Copyright Peter Iakovlev, 2013.
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*/
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#import "TGListsTableView.h"
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#import "TGSearchBar.h"
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#import "Freedom.h"
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#import <objc/runtime.h>
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@interface TGListsTableView ()
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{
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UIView *_whiteFooterView;
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bool _hackHeaderSize;
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}
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@end
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@implementation TGListsTableView
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- (instancetype)initWithFrame:(CGRect)frame style:(UITableViewStyle)style
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{
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self = [super initWithFrame:frame style:style];
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if (self != nil)
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{
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if (iosMajorVersion() < 7)
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{
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self.backgroundView = [[UIView alloc] init];
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self.backgroundView.backgroundColor = [UIColor whiteColor];
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}
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else
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{
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_whiteFooterView = [[UIView alloc] init];
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_whiteFooterView.backgroundColor = [UIColor whiteColor];
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[self insertSubview:_whiteFooterView atIndex:0];
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}
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}
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return self;
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}
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- (void)layoutSubviews
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{
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[super layoutSubviews];
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CGRect bounds = self.bounds;
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if (_whiteFooterView != nil)
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_whiteFooterView.frame = CGRectMake(0.0f, MAX(0.0f, bounds.origin.y), bounds.size.width, bounds.size.height);
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else
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self.backgroundView.frame = CGRectMake(0.0f, MAX(0.0f, bounds.origin.y), bounds.size.width, bounds.size.height);
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if (_hackHeaderSize)
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{
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UIView *tableHeaderView = self.tableHeaderView;
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if (tableHeaderView != nil)
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{
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CGSize size = self.frame.size;
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CGRect frame = tableHeaderView.frame;
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if (frame.size.width < size.width)
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{
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frame.size.width = size.width;
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tableHeaderView.frame = frame;
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}
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}
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}
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UIView *tableHeaderView = self.tableHeaderView;
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if (tableHeaderView != nil)
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{
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[(TGSearchBar *)tableHeaderView updateClipping:bounds.origin.y + self.contentInset.top];
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}
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}
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- (void)didAddSubview:(UIView *)subview
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{
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[super didAddSubview:subview];
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if (iosMajorVersion() >= 7)
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{
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static Class indexClass = Nil;
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static ptrdiff_t backgroundColorPtr = -1;
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^
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{
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indexClass = freedomClass(0xd93a1ed6U);
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if (indexClass != Nil)
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backgroundColorPtr = freedomIvarOffset(indexClass, 0xca7e3046U);
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});
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if ([subview isKindOfClass:indexClass] && backgroundColorPtr >= 0)
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{
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__strong UIColor **backgroundColor = (__strong UIColor **)(void *)(((uint8_t *)(__bridge void *)subview) + backgroundColorPtr);
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*backgroundColor = [UIColor clearColor];
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}
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}
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}
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- (void)hackHeaderSize
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{
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_hackHeaderSize = true;
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}
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- (void)adjustBehaviour
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{
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//FreedomBitfield tableFlagsOffset = freedomIvarBitOffset([UITableView class], 0x3fa93ecU, 0xe3ca73b1U);
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//if (tableFlagsOffset.offset != -1 && tableFlagsOffset.bit != -1)
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// freedomSetBitfield((__bridge void *)self, tableFlagsOffset, 1);
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}
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- (void)setContentOffset:(CGPoint)contentOffset
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{
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if (_blockContentOffset)
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return;
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[super setContentOffset:contentOffset];
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}
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@end
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