分享彈出介面
1.先上效果圖：
2.WHActivityView.h檔案
//
// WHActivityView.h
// TestActivityView
//
// Created by weihong xuan on 2017/3/14.
// Copyright © 2017年 weihong xuan. All rights reserved.
//
#import <UIKit/UIKit.h>
@classButtonView;
@classWHActivityView;
typedef void(^ButtonViewHandler)(ButtonView *buttonView);
@interface ButtonView : UIView
@property (nonatomic, strong) UILabel * textLabel;
@property (nonatomic, strong) UIButton * imageButton;
@property (nonatomic, weak
- (id)initWithText:(NSString *)text image:(UIImage *)image handler:(ButtonViewHandler)handler;
@end
@interface WHActivityView : UIView{
BOOL isNeed;
}
//背景顏色, 預設是透明度0.95的白色
@property (nonatomic, strong) UIColor *bgColor;
//標題
@property (
//取消按鈕
@property (nonatomic, strong) UIButton *cancelButton;
//一行有多少個, 預設是4. iPhone豎屏不會多於4, 橫屏不會多於6. ipad沒試, 不建議ipad用這個.
@property (nonatomic, assign) int numberOfButtonPerLine;
//是否可以通過下滑手勢關閉檢視, 預設為YES
@property (nonatomic, assign) BOOL useGesturer;
//是否正在顯示
@property (nonatomic, getter = isShowing) BOOL show;
//初始化
- (id)initWithTitle:(NSString *)title referView:(UIView *)referView isNeed:(BOOL)need;
//新增buttonView, WHActivityView會根據buttonView的數量自動變高, 但是沒有對高度上限做過多處理，莫要喪心病狂的新增太多.
- (void)addButtonView:(ButtonView *)buttonView;
- (void)show;
- (void)hide;
@end
3.WHActivityView.m檔案//
// WHActivityView.m
// TestActivityView
//
// Created by weihong xuan on 2017/3/14.
// Copyright © 2017年 weihong xuan. All rights reserved.
//
#import "WHActivityView.h"
#define BUTTON_VIEW_SIDE 80.f
#define BUTTON_VIEW_FONT_SIZE 12.f
#pragma mark - ButtonView
@interfaceButtonView ()
@property (nonatomic, copy) NSString *text;
@property (nonatomic, strong) UIImage *image;
@property (nonatomic, strong) ButtonViewHandler handler;
@end
@implementation ButtonView
- (id)initWithText:(NSString *)text image:(UIImage *)image handler:(ButtonViewHandler)handler
{
self = [super init];
if (self) {
self.text = text;
self.image = image;
if (handler) {
self.handler = handler;
}
[self setup];
}
return self;
}
- (void)setup
{
self.textLabel = [[UILabelalloc]init];
self.textLabel.numberOfLines=0;
self.textLabel.text = self.text;
self.textLabel.backgroundColor = [UIColorclearColor];
self.textLabel.font = [UIFontsystemFontOfSize:BUTTON_VIEW_FONT_SIZE];
self.textLabel.textAlignment = NSTextAlignmentCenter;
self.imageButton = [UIButtonbuttonWithType:UIButtonTypeCustom];
[self.imageButtonsetImage:self.imageforState:UIControlStateNormal];
[self.imageButtonaddTarget:selfaction:@selector(buttonClicked:) forControlEvents:UIControlEventTouchUpInside];
[selfaddSubview:self.textLabel];
[selfaddSubview:self.imageButton];
self.translatesAutoresizingMaskIntoConstraints = NO;
self.textLabel.translatesAutoresizingMaskIntoConstraints = NO;
self.imageButton.translatesAutoresizingMaskIntoConstraints = NO;
CGSize size=[self.textboundingRectWithSize:CGSizeMake(BUTTON_VIEW_SIDE, 50) options:NSStringDrawingUsesFontLeading|NSStringDrawingUsesLineFragmentOriginattributes:@{NSFontAttributeName:[UIFontsystemFontOfSize:BUTTON_VIEW_FONT_SIZE]}context:nil].size;
self.textLabel.frame=CGRectMake(0, 0, BUTTON_VIEW_SIDE, size.height);
// self.imageButton.frame=CGRectMake(0, 0, BUTTON_VIEW_SIDE, size.height);
NSLayoutConstraint *constraint = nil;
NSDictionary *views = @{@"textLabel": self.textLabel, @"imageButton": self.imageButton};
NSArray *constraints = nil;
//view的寬高為70
constraint = [NSLayoutConstraintconstraintWithItem:selfattribute:NSLayoutAttributeHeightrelatedBy:NSLayoutRelationEqualtoItem:nilattribute:NSLayoutAttributeNotAnAttributemultiplier:1constant:90];
[self addConstraint:constraint];
constraint = [NSLayoutConstraintconstraintWithItem:selfattribute:NSLayoutAttributeWidthrelatedBy:NSLayoutRelationEqualtoItem:nilattribute:NSLayoutAttributeNotAnAttributemultiplier:1constant:BUTTON_VIEW_SIDE];
[self addConstraint:constraint];
//label緊貼view的左右
constraints = [NSLayoutConstraintconstraintsWithVisualFormat:@"H:|[textLabel]|"options:0metrics:nilviews:views];
[self addConstraints:constraints];
//imageView距離view左右各10, imageView的寬為50
constraints = [NSLayoutConstraintconstraintsWithVisualFormat:@"H:|-13-[imageButton(50)]-7-|"options:0metrics:nilviews:views];
[self addConstraints:constraints];
//豎直方向imageView和textLabel在一條直線上, 並且挨著, imageView的高為50
constraints = [NSLayoutConstraintconstraintsWithVisualFormat:@"V:|[imageButton(50)]-0-[textLabel]|"options:NSLayoutFormatAlignAllCenterXmetrics:nilviews:views];
[self addConstraints:constraints];
}
- (void)buttonClicked:(UIButton *)button
{
if (self.handler) {
self.handler(self);
}
else
{
return;
}
if (self.activityView) {
[self.activityViewhide];
}
}
@end
#define ICON_VIEW_HEIGHT_SPACE 8
#pragma mark - HYActivityView
@interface WHActivityView ()
@property (nonatomic, copy) NSString *title;
//將要顯示在該檢視上
@property (nonatomic, weak) UIView *referView;
//內容視窗
@property (nonatomic, strong) UIView *contentView;
//透明的關閉按鈕
@property (nonatomic, strong) UIButton *closeButton;
//按鈕載入的view
@property (nonatomic, strong) UIView *iconView;
//button陣列
@property (nonatomic, strong) NSMutableArray *buttonArray;
//行數
@property (nonatomic, assign) int lines;
//目前正在生效的numberOfButtonPerLine
@property (nonatomic, assign) int workingNumberOfButtonPerLine;
//按鈕間的間隔大小
@property (nonatomic, assign) CGFloat buttonSpace;
//消失的時候移除
@property (nonatomic, strong) NSLayoutConstraint *contentViewAndViewConstraint;
//iconView高度的constraint
@property (nonatomic, strong) NSLayoutConstraint *iconViewHeightConstraint;
//buttonView的constraints
@property (nonatomic, strong) NSMutableArray *buttonConstraintsArray;
@end
@implementation WHActivityView
- (void)dealloc
{
[[NSNotificationCenterdefaultCenter]removeObserver:selfname:UIDeviceOrientationDidChangeNotificationobject:nil];
}
- (id)initWithTitle:(NSString *)title referView:(UIView *)referView isNeed:(BOOL)need
{
self = [super init];
if (self) {
self.title = title;
if (referView) {
self.referView = referView;
}
isNeed=need;
[self setup];
[[NSNotificationCenterdefaultCenter]addObserver:selfselector:@selector(deviceRotate:) name:UIDeviceOrientationDidChangeNotificationobject:nil];
}
return self;
}
- (void)calculateButtonSpaceWithNumberOfButtonPerLine:(int)number
{
self.buttonSpace = (self.referView.bounds.size.width - BUTTON_VIEW_SIDE * number) / (number + 1);
if (self.buttonSpace < 0) {
[selfcalculateButtonSpaceWithNumberOfButtonPerLine:4];
} else {
self.workingNumberOfButtonPerLine = number;
}
}
- (void)setup
{
self.buttonArray = [NSMutableArrayarray];
self.buttonConstraintsArray = [NSMutableArrayarray];
self.lines = 0;
self.numberOfButtonPerLine = 4;
self.useGesturer = YES;
//遮蓋的背景顏色
self.backgroundColor = [UIColorcolorWithRed:0green:0blue:0alpha:0.6f];
self.contentView = [[UIViewalloc]init];
//容器的背景顏色
self.bgColor = [UIColorcolorWithRed:242/255.0green:242/255.0blue:242/255.0alpha:1.0f];
[selfaddSubview:self.contentView];
self.closeButton = [UIButtonbuttonWithType:UIButtonTypeCustom];
[self.closeButtonaddTarget:selfaction:@selector(closeButtonClicked:) forControlEvents:UIControlEventTouchUpInside];
[selfaddSubview:self.closeButton];
//標題
self.titleLabel = [[UILabelalloc]init];
self.titleLabel.backgroundColor = [UIColorclearColor];
self.titleLabel.textAlignment = NSTextAlignmentCenter;
self.titleLabel.font = [UIFontsystemFontOfSize:17.f];
self.titleLabel.text = self.title;
[self.contentViewaddSubview:self.titleLabel];
//取消按鈕
self.cancelButton = [UIButtonbuttonWithType:UIButtonTypeCustom];
self.cancelButton.backgroundColor=[UIColorwhiteColor];
[self.cancelButtonsetTitle:@"取消"forState:UIControlStateNormal];
[self.cancelButtonsetTitleColor:[UIColorblackColor] forState:UIControlStateNormal];
[self.cancelButtonaddTarget:selfaction:@selector(closeButtonClicked:) forControlEvents:UIControlEventTouchUpInside];
[self.contentViewaddSubview:self.cancelButton];
self.iconView = [[UIViewalloc]init