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