// // UIButton+EG.m // EGCommon // // Created by donglyu on 2020/4/9. // Copyright © 2020 Company. All rights reserved. // #import "UIButton+EG.h" #import @implementation UIButton (EG) - (void)SetUpButtonImageTitleStyle:(ButtonImageTitleStyle)style padding:(CGFloat)padding{ if (self.imageView.image != nil && self.titleLabel.text != nil) { //先还原 self.titleEdgeInsets = UIEdgeInsetsZero; self.imageEdgeInsets = UIEdgeInsetsZero; CGRect imageRect = self.imageView.frame; CGRect titleRect = self.titleLabel.frame; CGFloat totalHeight = imageRect.size.height + padding + titleRect.size.height; CGFloat selfHeight = self.frame.size.height; CGFloat selfWidth = self.frame.size.width; switch (style) { case ButtonImageTitleStyleLeft: if (padding != 0) { self.titleEdgeInsets = UIEdgeInsetsMake(0, padding/2, 0, -padding/2); self.imageEdgeInsets = UIEdgeInsetsMake(0, -padding/2, 0, padding/2); } break; case ButtonImageTitleStyleRight: { //图片在右，文字在左 self.titleEdgeInsets = UIEdgeInsetsMake(0, -(imageRect.size.width + padding/2), 0, (imageRect.size.width + padding/2)); self.imageEdgeInsets = UIEdgeInsetsMake(0, (titleRect.size.width+ padding/2), 0, -(titleRect.size.width+ padding/2)); } break; case ButtonImageTitleStyleTop: { //图片在上，文字在下 self.titleEdgeInsets = UIEdgeInsetsMake(((selfHeight - totalHeight)/2 + imageRect.size.height + padding - titleRect.origin.y), (selfWidth/2 - titleRect.origin.x - titleRect.size.width /2) - (selfWidth - titleRect.size.width) / 2, -((selfHeight - totalHeight)/2 + imageRect.size.height + padding - titleRect.origin.y), -(selfWidth/2 - titleRect.origin.x - titleRect.size.width /2) - (selfWidth - titleRect.size.width) / 2); self.imageEdgeInsets = UIEdgeInsetsMake(((selfHeight - totalHeight)/2 - imageRect.origin.y), (selfWidth /2 - imageRect.origin.x - imageRect.size.width / 2), -((selfHeight - totalHeight)/2 - imageRect.origin.y), -(selfWidth /2 - imageRect.origin.x - imageRect.size.width / 2)); } break; case ButtonImageTitleStyleBottom: { //图片在下，文字在上。 self.titleEdgeInsets = UIEdgeInsetsMake(((selfHeight - totalHeight)/2 - titleRect.origin.y), (selfWidth/2 - titleRect.origin.x - titleRect.size.width / 2) - (selfWidth - titleRect.size.width) / 2, -((selfHeight - totalHeight)/2 - titleRect.origin.y), -(selfWidth/2 - titleRect.origin.x - titleRect.size.width / 2) - (selfWidth - titleRect.size.width) / 2); self.imageEdgeInsets = UIEdgeInsetsMake(((selfHeight - totalHeight)/2 + titleRect.size.height + padding - imageRect.origin.y), (selfWidth /2 - imageRect.origin.x - imageRect.size.width / 2), -((selfHeight - totalHeight)/2 + titleRect.size.height + padding - imageRect.origin.y), -(selfWidth /2 - imageRect.origin.x - imageRect.size.width / 2)); } break; case ButtonImageTitleStyleCenterTop: { self.titleEdgeInsets = UIEdgeInsetsMake(-(titleRect.origin.y - padding), (selfWidth / 2 - titleRect.origin.x - titleRect.size.width / 2) - (selfWidth - titleRect.size.width) / 2, (titleRect.origin.y - padding), -(selfWidth / 2 - titleRect.origin.x - titleRect.size.width / 2) - (selfWidth - titleRect.size.width) / 2); self.imageEdgeInsets = UIEdgeInsetsMake(0, (selfWidth / 2 - imageRect.origin.x - imageRect.size.width / 2), 0, -(selfWidth / 2 - imageRect.origin.x - imageRect.size.width / 2)); } break; case ButtonImageTitleStyleCenterBottom: { self.titleEdgeInsets = UIEdgeInsetsMake((selfHeight - padding - titleRect.origin.y - titleRect.size.height), (selfWidth / 2 - titleRect.origin.x - titleRect.size.width / 2) - (selfWidth - titleRect.size.width) / 2, -(selfHeight - padding - titleRect.origin.y - titleRect.size.height), -(selfWidth / 2 - titleRect.origin.x - titleRect.size.width / 2) - (selfWidth - titleRect.size.width) / 2); self.imageEdgeInsets = UIEdgeInsetsMake(0, (selfWidth / 2 - imageRect.origin.x - imageRect.size.width / 2), 0, -(selfWidth / 2 - imageRect.origin.x - imageRect.size.width / 2)); } break; case ButtonImageTitleStyleCenterUp: { self.titleEdgeInsets = UIEdgeInsetsMake(-(titleRect.origin.y + titleRect.size.height - imageRect.origin.y + padding), (selfWidth / 2 - titleRect.origin.x - titleRect.size.width / 2) - (selfWidth - titleRect.size.width) / 2, (titleRect.origin.y + titleRect.size.height - imageRect.origin.y + padding), -(selfWidth / 2 - titleRect.origin.x - titleRect.size.width / 2) - (selfWidth - titleRect.size.width) / 2); self.imageEdgeInsets = UIEdgeInsetsMake(0, (selfWidth / 2 - imageRect.origin.x - imageRect.size.width / 2), 0, -(selfWidth / 2 - imageRect.origin.x - imageRect.size.width / 2)); } break; case ButtonImageTitleStyleCenterDown: { self.titleEdgeInsets = UIEdgeInsetsMake((imageRect.origin.y + imageRect.size.height - titleRect.origin.y + padding), (selfWidth / 2 - titleRect.origin.x - titleRect.size.width / 2) - (selfWidth - titleRect.size.width) / 2, -(imageRect.origin.y + imageRect.size.height - titleRect.origin.y + padding), -(selfWidth / 2 - titleRect.origin.x - titleRect.size.width / 2) - (selfWidth - titleRect.size.width) / 2); self.imageEdgeInsets = UIEdgeInsetsMake(0, (selfWidth / 2 - imageRect.origin.x - imageRect.size.width / 2), 0, -(selfWidth / 2 - imageRect.origin.x - imageRect.size.width / 2)); } break; case ButtonImageTitleStyleRightLeft: { //图片在右，文字在左，距离按钮两边边距 self.titleEdgeInsets = UIEdgeInsetsMake(0, -(titleRect.origin.x - padding), 0, (titleRect.origin.x - padding)); self.imageEdgeInsets = UIEdgeInsetsMake(0, (selfWidth - padding - imageRect.origin.x - imageRect.size.width), 0, -(selfWidth - padding - imageRect.origin.x - imageRect.size.width)); } break; case ButtonImageTitleStyleLeftRight: { //图片在左，文字在右，距离按钮两边边距 self.titleEdgeInsets = UIEdgeInsetsMake(0, (selfWidth - padding - titleRect.origin.x - titleRect.size.width), 0, -(selfWidth - padding - titleRect.origin.x - titleRect.size.width)); self.imageEdgeInsets = UIEdgeInsetsMake(0, -(imageRect.origin.x - padding), 0, (imageRect.origin.x - padding)); } break; default: break; } } else { self.titleEdgeInsets = UIEdgeInsetsMake(0, 0, 0, 0); self.imageEdgeInsets = UIEdgeInsetsMake(0, 0, 0, 0); } } #pragma mark - objc runtime to block to handler click event. - (void)setBlock:(void(^)(UIButton*))block{ objc_setAssociatedObject(self,@selector(block), block, OBJC_ASSOCIATION_COPY_NONATOMIC); [self addTarget: self action:@selector(click:)forControlEvents:UIControlEventTouchUpInside]; } - (void(^)(UIButton*))block{ return objc_getAssociatedObject(self,@selector(block)); } - (void)AddTapBlock:(void(^)(UIButton*btn))block{ self.block= block; [self addTarget:self action:@selector(click:)forControlEvents:UIControlEventTouchUpInside]; } - (void)click:(UIButton*)btn{ if(self.block) { self.block(btn); } } @end