使用TDBadgeView，直到iOS8，现在崩溃
-[__NSArrayI sizeWithFont:]: unrecognized selector sent to instance 0x14d989f0
*** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '-[__NSArrayI sizeWithFont:]: unrecognized selector sent to instance 0x14d989f0'
*** First throw call stack:
(0x23682c1f 0x30e2dc8b 0x23688039 0x23685f57 0x23687208 0x16ca47 0x26b3f4d7 0x26567a0d 0x265633e5 0x2656326d 0x26562c51 0x26562a55 0x2655c92d 0x236493b5 0x23646a73 0x23646e7b 0x23595211 0x23595023 0x2a98e0a9 0x26ba11d1 0xf2a03 0x313adaaf)
libc++abi.dylib: terminating with uncaught exception of type NSException
似乎反对
@property (nonatomic, retain) NSString *badgeString;
在ios8中发生了哪些变化，因为ios5现在崩溃（项目不是ARC），所以代码工作正常？
编辑： 这就是首字母调用
TDBadgedCell *cell = [[[TDBadgedCell alloc] initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:CellIdentifier] autorelease];
·H
#import <UIKit/UIKit.h>
#import <QuartzCore/QuartzCore.h>
@interface TDBadgeView : UIView
{
}
@property (nonatomic, readonly) NSUInteger width;
@property (nonatomic, retain) NSString *badgeString;
@property (nonatomic, assign) UITableViewCell *parent;
@property (nonatomic, retain) UIColor *badgeColor;
@property (nonatomic, retain) UIColor *badgeColorHighlighted;
@property (nonatomic, assign) BOOL showShadow;
@property (nonatomic, assign) CGFloat radius;
@end
@interface TDBadgedCell : UITableViewCell {
}
@property (nonatomic, retain) NSString *badgeString;
@property (readonly, retain) TDBadgeView *badge;
@property (nonatomic, retain) UIColor *badgeColor;
@property (nonatomic, retain) UIColor *badgeColorHighlighted;
@property (nonatomic, assign) BOOL showShadow;
@end
的.m
#import "TDBadgedCell.h"
@implementation TDBadgeView
@synthesize width=__width, badgeString=__badgeString, parent=__parent, badgeColor=__badgeColor, badgeColorHighlighted=__badgeColorHighlighted, showShadow=__showShadow, radius=__radius;
- (id) initWithFrame:(CGRect)frame
{
if ((self = [super initWithFrame:frame]))
{
self.backgroundColor = [UIColor clearColor];
}
return self;
}
- (void) drawRect:(CGRect)rect
{
CGFloat fontsize = 11;
CGSize numberSize = [self.badgeString sizeWithFont:[UIFont boldSystemFontOfSize: fontsize]];
CGRect bounds = CGRectMake(0 , 0, numberSize.width + 12 , 18);
CGFloat radius = (__radius)?__radius:4.0;
UIColor *colour;
if((__parent.selectionStyle != UITableViewCellSelectionStyleNone) && (__parent.highlighted || __parent.selected))
{
if (__badgeColorHighlighted)
{
colour = __badgeColorHighlighted;
} else {
colour = [UIColor colorWithRed:1.0f green:1.0f blue:1.0f alpha:1.000f];
}
} else {
if (__badgeColor)
{
colour = __badgeColor;
} else {
colour = [UIColor colorWithRed:0.530f green:0.600f blue:0.738f alpha:1.000f];
}
}
// Bounds for thet text label
bounds.origin.x = (bounds.size.width - numberSize.width) / 2.0f + 0.5f;
bounds.origin.y += 2;
CALayer *__badge = [CALayer layer];
[__badge setFrame:rect];
CGSize imageSize = __badge.frame.size;
// Render the image @x2 for retina people
if ([[UIScreen mainScreen] respondsToSelector:@selector(scale)] == YES && [[UIScreen mainScreen] scale] == 2.00)
{
imageSize = CGSizeMake(__badge.frame.size.width * 2, __badge.frame.size.height * 2);
[__badge setFrame:CGRectMake(__badge.frame.origin.x,
__badge.frame.origin.y,
__badge.frame.size.width*2,
__badge.frame.size.height*2)];
fontsize = (fontsize * 2);
bounds.origin.x = ((bounds.size.width * 2) - (numberSize.width * 2)) / 2.0f + 1;
bounds.origin.y += 3;
bounds.size.width = bounds.size.width * 2;
radius = radius * 2;
}
[__badge setBackgroundColor:[colour CGColor]];
[__badge setCornerRadius:radius];
UIGraphicsBeginImageContext(imageSize);
CGContextRef context = UIGraphicsGetCurrentContext();
CGContextSaveGState(context);
[__badge renderInContext:context];
CGContextRestoreGState(context);
CGContextSetBlendMode(context, kCGBlendModeClear);
[__badgeString drawInRect:bounds withFont:[UIFont boldSystemFontOfSize:fontsize] lineBreakMode:NSLineBreakByClipping];
CGContextSetBlendMode(context, kCGBlendModeNormal);
UIImage *outputImage = UIGraphicsGetImageFromCurrentImageContext();
UIGraphicsEndImageContext();
[outputImage drawInRect:rect];
if((__parent.selectionStyle != UITableViewCellSelectionStyleNone) && (__parent.highlighted || __parent.selected) && __showShadow)
{
[[self layer] setCornerRadius:radius];
[[self layer] setShadowOffset:CGSizeMake(0, 1)];
[[self layer] setShadowRadius:1.0];
[[self layer] setShadowOpacity:0.8];
} else {
[[self layer] setCornerRadius:radius];
[[self layer] setShadowOffset:CGSizeMake(0, 0)];
[[self layer] setShadowRadius:0];
[[self layer] setShadowOpacity:0];
}
}
- (void) dealloc
{
__parent = nil;
[__badgeString release];
[__badgeColor release];
[__badgeColorHighlighted release];
[super dealloc];
}
@end
@implementation TDBadgedCell
@synthesize badgeString, badge=__badge, badgeColor, badgeColorHighlighted, showShadow;
#pragma mark - Init methods
- (void)configureSelf
{
// Initialization code
__badge = [[TDBadgeView alloc] initWithFrame:CGRectZero];
self.badge.parent = self;
[self.contentView addSubview:self.badge];
[self.badge setNeedsDisplay];
}
- (id)initWithCoder:(NSCoder *)decoder
{
if ((self = [super initWithCoder:decoder]))
{
[self configureSelf];
}
return self;
}
- (id)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier
{
if ((self = [super initWithStyle:style reuseIdentifier:reuseIdentifier]))
{
[self configureSelf];
}
return self;
}
#pragma mark - Drawing Methods
- (void) layoutSubviews
{
[super layoutSubviews];
if(self.badgeString)
{
//force badges to hide on edit.
if(self.editing)
[self.badge setHidden:YES];
else
[self.badge setHidden:NO];
CGSize badgeSize = [self.badgeString sizeWithFont:[UIFont boldSystemFontOfSize: 11]];
CGRect badgeframe = CGRectMake(self.contentView.frame.size.width - (badgeSize.width + 25),
(CGFloat)round((self.contentView.frame.size.height - 18) / 2),
badgeSize.width + 13,
18);
if(self.showShadow)
[self.badge setShowShadow:YES];
else
[self.badge setShowShadow:NO];
[self.badge setFrame:badgeframe];
[self.badge setBadgeString:self.badgeString];
if ((self.textLabel.frame.origin.x + self.textLabel.frame.size.width) >= badgeframe.origin.x)
{
CGFloat badgeWidth = self.textLabel.frame.size.width - badgeframe.size.width - 10.0f;
self.textLabel.frame = CGRectMake(self.textLabel.frame.origin.x, self.textLabel.frame.origin.y, badgeWidth, self.textLabel.frame.size.height);
}
if ((self.detailTextLabel.frame.origin.x + self.detailTextLabel.frame.size.width) >= badgeframe.origin.x)
{
CGFloat badgeWidth = self.detailTextLabel.frame.size.width - badgeframe.size.width - 10.0f;
self.detailTextLabel.frame = CGRectMake(self.detailTextLabel.frame.origin.x, self.detailTextLabel.frame.origin.y, badgeWidth, self.detailTextLabel.frame.size.height);
}
//set badge highlighted colours or use defaults
if(self.badgeColorHighlighted)
self.badge.badgeColorHighlighted = self.badgeColorHighlighted;
else
self.badge.badgeColorHighlighted = [UIColor colorWithRed:1.0f green:1.0f blue:1.0f alpha:1.000f];
//set badge colours or impose defaults
if(self.badgeColor)
self.badge.badgeColor = self.badgeColor;
else
self.badge.badgeColor = [UIColor colorWithRed:0.530f green:0.600f blue:0.738f alpha:1.000f];
}
else
{
[self.badge setHidden:YES];
}
}
- (void)setHighlighted:(BOOL)highlighted animated:(BOOL)animated
{
[super setHighlighted:highlighted animated:animated];
[self.badge setNeedsDisplay];
if(self.showShadow)
{
[[[self textLabel] layer] setShadowOffset:CGSizeMake(0, 1)];
[[[self textLabel] layer] setShadowRadius:1];
[[[self textLabel] layer] setShadowOpacity:0.8];
[[[self detailTextLabel] layer] setShadowOffset:CGSizeMake(0, 1)];
[[[self detailTextLabel] layer] setShadowRadius:1];
[[[self detailTextLabel] layer] setShadowOpacity:0.8];
}
}
- (void)setSelected:(BOOL)selected animated:(BOOL)animated
{
[super setSelected:selected animated:animated];
[self.badge setNeedsDisplay];
}
- (void)setEditing:(BOOL)editing animated:(BOOL)animated
{
[super setEditing:editing animated:animated];
if (editing)
{
self.badge.hidden = YES;
[self.badge setNeedsDisplay];
[self setNeedsDisplay];
}
else
{
self.badge.hidden = NO;
[self.badge setNeedsDisplay];
[self setNeedsDisplay];
}
}
- (void)dealloc
{
[__badge release];
[badgeColor release];
[badgeString release];
[badgeColorHighlighted release];
[super dealloc];
}
@end