Coding-iOS/Coding_iOS/Util/OC_Category/UIButton+Bootstrap.m at master · coding/Coding-iOS · GitHub

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//
//  UIButton+Bootstrap.m
//  UIButton+Bootstrap
//
//  Created by Oskur on 2013-09-29.
//  Copyright (c) 2013 Oskar Groth. All rights reserved.
//
#import "UIButton+Bootstrap.h"
#import <QuartzCore/QuartzCore.h>
@implementation UIButton (Bootstrap)

-(void)bootstrapStyle{
    self.layer.borderWidth = 1;
    self.layer.cornerRadius = CGRectGetHeight(self.bounds)/2;
    self.layer.masksToBounds = YES;
    [self setAdjustsImageWhenHighlighted:NO];
    [self setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];
    [self.titleLabel setFont:[UIFont fontWithName:@"FontAwesome" size:self.titleLabel.font.pointSize]];
}

-(void)defaultStyle{
    [self bootstrapStyle];
    [self setTitleColor:kColorBrandBlue forState:UIControlStateNormal];
    [self setTitleColor:kColorBrandBlue forState:UIControlStateHighlighted];
    self.backgroundColor = [UIColor whiteColor];
    self.layer.borderColor = [[UIColor colorWithRed:204/255.0 green:204/255.0 blue:204/255.0 alpha:1] CGColor];
    [self setBackgroundImage:[self buttonImageFromColor:[UIColor colorWithRed:235/255.0 green:235/255.0 blue:235/255.0 alpha:1]] forState:UIControlStateHighlighted];
}

-(void)primaryStyle{
    [self bootstrapStyle];
    self.backgroundColor = kColorBrandBlue;
    self.layer.borderColor = [kColorBrandBlue CGColor];
    [self setBackgroundImage:[self buttonImageFromColor:[UIColor colorWithHexString:@"0x28a464"]] forState:UIControlStateHighlighted];
}

-(void)successStyle{
    [self setAdjustsImageWhenHighlighted:NO];
    [self setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];
    [self.titleLabel setFont:[UIFont systemFontOfSize:MIN(17, self.titleLabel.font.pointSize) weight:UIFontWeightMedium]];
    [self setBackgroundImage:[self buttonImageFromColor:kColorBrandBlue] forState:UIControlStateNormal];
    [self setBackgroundImage:[self buttonImageFromColor:[UIColor colorWithHexString:@"0x0060FF" andAlpha:0.5]] forState:UIControlStateDisabled];
    [self setBackgroundImage:[self buttonImageFromColor:[UIColor colorWithHexString:@"0x0060FF" andAlpha:.8]] forState:UIControlStateHighlighted];
    [self setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];
    [self setTitleColor:[UIColor colorWithWhite:1.0 alpha:0.5] forState:UIControlStateDisabled];
    [self setTitleColor:[UIColor whiteColor] forState:UIControlStateHighlighted];
}

-(void)infoStyle{
    [self bootstrapStyle];
    self.layer.borderColor = [[UIColor clearColor] CGColor];
    [self setBackgroundImage:[self buttonImageFromColor:[UIColor colorWithHexString:@"0x4E90BF"]] forState:UIControlStateNormal];
    [self setBackgroundImage:[self buttonImageFromColor:[UIColor colorWithHexString:@"0x4E90BF" andAlpha:0.5]] forState:UIControlStateDisabled];
    [self setBackgroundImage:[self buttonImageFromColor:[UIColor colorWithHexString:@"0x4E90BF"]] forState:UIControlStateHighlighted];
    [self setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];
    [self setTitleColor:[UIColor colorWithWhite:1.0 alpha:0.5] forState:UIControlStateDisabled];
    [self setTitleColor:[UIColor whiteColor] forState:UIControlStateHighlighted];
}

-(void)warningStyle{
    [self bootstrapStyle];
    self.backgroundColor = [UIColor colorWithHexString:@"0xff5847"];
    self.layer.borderColor = [[UIColor colorWithHexString:@"0xff5847"] CGColor];
    [self setBackgroundImage:[self buttonImageFromColor:[UIColor colorWithHexString:@"0xef4837"]] forState:UIControlStateHighlighted];
}

-(void)dangerStyle{
    [self bootstrapStyle];
    self.backgroundColor = [UIColor colorWithRed:217/255.0 green:83/255.0 blue:79/255.0 alpha:1];
    self.layer.borderColor = [[UIColor colorWithRed:212/255.0 green:63/255.0 blue:58/255.0 alpha:1] CGColor];
    [self setBackgroundImage:[self buttonImageFromColor:[UIColor colorWithRed:210/255.0 green:48/255.0 blue:51/255.0 alpha:1]] forState:UIControlStateHighlighted];
}

- (void)addAwesomeIcon:(FAIcon)icon beforeTitle:(BOOL)before
{
    NSString *iconString = [NSString fontAwesomeIconStringForEnum:icon];
    self.titleLabel.font = [UIFont fontWithName:@"FontAwesome"
                                           size:self.titleLabel.font.pointSize];

    NSString *title = [NSString stringWithFormat:@"%@", iconString];

    if(self.titleLabel.text) {
        if(before)
            title = [title stringByAppendingFormat:@" %@", self.titleLabel.text];
        else
            title = [NSString stringWithFormat:@"%@  %@", self.titleLabel.text, iconString];
    }

    [self setTitle:title forState:UIControlStateNormal];
}

- (UIImage *) buttonImageFromColor:(UIColor *)color {
    CGRect rect = CGRectMake(0, 0, self.frame.size.width, self.frame.size.height);
    UIGraphicsBeginImageContext(rect.size);
    CGContextRef context = UIGraphicsGetCurrentContext();
    CGContextSetFillColorWithColor(context, [color CGColor]);
    CGContextFillRect(context, rect);
    UIImage *img = UIGraphicsGetImageFromCurrentImageContext();
    UIGraphicsEndImageContext();
    return img;
}

+ (UIButton *)buttonWithStyle:(StrapButtonStyle)style andTitle:(NSString *)title andFrame:(CGRect)rect target:(id)target action:(SEL)selector{
    UIButton *btn = [[UIButton alloc] initWithFrame:rect];
    [btn setTitle:title forState:UIControlStateNormal];
    [btn addTarget:target action:selector forControlEvents:UIControlEventTouchUpInside];
    const  SEL selArray[] = {@selector(bootstrapStyle), @selector(defaultStyle), @selector(primaryStyle), @selector(successStyle), @selector(infoStyle), @selector(warningStyle), @selector(dangerStyle)};
    if ([btn respondsToSelector:selArray[style]]) {
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Warc-performSelector-leaks"
        [btn performSelector:selArray[style]];
#pragma clang diagnostic pop
    }
    return btn;
}

@end