Referance From :: https://github.com/xiekw2010/DXPopover
PopoverDisplayViewController.m
#import “PopoverDisplayViewController.h”
#import “DXPopover.h”
static CGFloat randomFloatBetweenLowAndHigh(CGFloat low, CGFloat high) {
CGFloat diff = high – low;
return (((CGFloat)rand() / RAND_MAX) * diff) + low;
}
@interface PopoverDisplayViewController ()<UITableViewDataSource, UITableViewDelegate> {
CGFloat _popoverWidth;
CGSize _popoverArrowSize;
CGFloat _popoverCornerRadius;
CGFloat _animationIn;
CGFloat _animationOut;
BOOL _animationSpring;
}
@property (nonatomic, strong) UIButton *btn;
@property (nonatomic, strong) UIButton *downBtn;
@property (nonatomic, strong) NSArray *configs;
@property (nonatomic, strong) UITableView *tableView;
@property (nonatomic, strong) DXPopover *popover;
@end
@implementation PopoverDisplayViewController
– (void)viewDidLoad {
[super viewDidLoad];
self.tabBarItem.title = @”Configs”;
self.view.backgroundColor = [UIColor grayColor];
self.navigationItem.rightBarButtonItem =
[[UIBarButtonItem alloc] initWithTitle:@”Reset”
style:UIBarButtonItemStylePlain
target:self
action:@selector(resetPopover)];
UIButton *titleLb = [[UIButton alloc] initWithFrame:(CGRect){CGPointZero, CGSizeMake(100, 40)}];
[titleLb setTitle:@”Tap Here” forState:UIControlStateNormal];
[titleLb addTarget:self
action:@selector(titleShowPopover)
forControlEvents:UIControlEventTouchUpInside];
[titleLb setTitleColor:[UIColor redColor] forState:UIControlStateNormal];
self.navigationItem.titleView = titleLb;
self.btn = [UIButton buttonWithType:UIButtonTypeCustom];
[self.btn setTitle:@”Hello” forState:UIControlStateNormal];
self.btn.frame = CGRectMake(200, 100, 100, 100);
[self.view addSubview:self.btn];
[self.btn addTarget:self
action:@selector(showPopover)
forControlEvents:UIControlEventTouchUpInside];
[self.btn setBackgroundColor:[UIColor cyanColor]];
self.downBtn = [UIButton buttonWithType:UIButtonTypeCustom];
[self.downBtn setTitle:@”world” forState:UIControlStateNormal];
self.downBtn.frame = CGRectMake(10, 400, 100, 100);
[self.view addSubview:self.downBtn];
[self.downBtn addTarget:self
action:@selector(showPopover1)
forControlEvents:UIControlEventTouchUpInside];
[self.downBtn setBackgroundColor:[UIColor purpleColor]];
UITableView *blueView = [[UITableView alloc] init];
blueView.frame = CGRectMake(0, 0, _popoverWidth, 350);
blueView.dataSource = self;
blueView.delegate = self;
self.tableView = blueView;
[self resetPopover];
self.configs = @[
@”changeWidth”,
@”ChangeArrowSize”,
@”ChangeCornerRadius”,
@”changeAnimationIn”,
@”changeAnimationOut”,
@”changeAnimationSpring”,
@”changeMaskType”
];
// Do any additional setup after loading the view.
}
– (void)didReceiveMemoryWarning {
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}
/*
#pragma mark – Navigation
// In a storyboard-based application, you will often want to do a little preparation before navigation
– (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender {
// Get the new view controller using [segue destinationViewController].
// Pass the selected object to the new view controller.
}
*/
– (void)resetPopover {
self.popover = [DXPopover new];
_popoverWidth = 280.0;
}
– (void)titleShowPopover {
[self updateTableViewFrame];
self.popover.contentInset = UIEdgeInsetsMake(20, 5.0, 20, 5.0);
self.popover.backgroundColor = [UIColor orangeColor];
UIView *titleView = self.navigationItem.titleView;
CGPoint startPoint =
CGPointMake(CGRectGetMidX(titleView.frame), CGRectGetMaxY(titleView.frame) + 20);
[self.popover showAtPoint:startPoint
popoverPostion:DXPopoverPositionDown
withContentView:self.tableView
inView:self.tabBarController.view];
__weak typeof(self) weakSelf = self;
self.popover.didDismissHandler = ^{
[weakSelf bounceTargetView:titleView];
};
}
– (void)showPopover {
[self updateTableViewFrame];
CGPoint startPoint =
CGPointMake(CGRectGetMidX(self.btn.frame), CGRectGetMaxY(self.btn.frame) + 5);
[self.popover showAtPoint:startPoint
popoverPostion:DXPopoverPositionDown
withContentView:self.tableView
inView:self.view];
__weak typeof(self) weakSelf = self;
self.popover.didDismissHandler = ^{
[weakSelf bounceTargetView:weakSelf.btn];
};
}
– (void)showPopover1 {
[self updateTableViewFrame];
CGPoint startPoint =
CGPointMake(CGRectGetMidX(self.downBtn.frame) + 30, CGRectGetMinY(self.downBtn.frame) – 5);
[self.popover showAtPoint:startPoint
popoverPostion:DXPopoverPositionUp
withContentView:self.tableView
inView:self.view];
__weak typeof(self) weakSelf = self;
self.popover.didDismissHandler = ^{
[weakSelf bounceTargetView:weakSelf.downBtn];
};
}
– (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
return 1;
}
– (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
return self.configs.count;
}
– (UITableViewCell *)tableView:(UITableView *)tableView
cellForRowAtIndexPath:(NSIndexPath *)indexPath {
static NSString *cellId = @”cellIdentifier”;
UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:cellId];
if (!cell) {
cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault
reuseIdentifier:cellId];
}
cell.textLabel.text = self.configs[indexPath.row];
return cell;
}
static int i = 0;
static int j = 1;
– (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
if (indexPath.row == 0) {
int c = i % 3;
if (c == 0) {
_popoverWidth = 160.0;
} else if (c == 1) {
_popoverWidth = 250.0;
} else if (c == 2) {
_popoverWidth = 300.0;
}
i++;
} else if (indexPath.row == 1) {
CGSize arrowSize = self.popover.arrowSize;
arrowSize.width += randomFloatBetweenLowAndHigh(3.0, 5.0);
arrowSize.height += randomFloatBetweenLowAndHigh(3.0, 5.0);
self.popover.arrowSize = arrowSize;
} else if (indexPath.row == 2) {
self.popover.cornerRadius += randomFloatBetweenLowAndHigh(0.0, 1.0);
} else if (indexPath.row == 3) {
self.popover.animationIn = randomFloatBetweenLowAndHigh(0.4, 2.0);
} else if (indexPath.row == 4) {
self.popover.animationOut = randomFloatBetweenLowAndHigh(0.4, 2.0);
} else if (indexPath.row == 5) {
self.popover.animationSpring = !self.popover.animationSpring;
} else if (indexPath.row == 6) {
self.popover.maskType = j % 2;
j++;
}
[self.popover dismiss];
}
– (void)updateTableViewFrame {
CGRect tableViewFrame = self.tableView.frame;
tableViewFrame.size.width = _popoverWidth;
self.tableView.frame = tableViewFrame;
self.popover.contentInset = UIEdgeInsetsZero;
self.popover.backgroundColor = [UIColor whiteColor];
}
– (void)bounceTargetView:(UIView *)targetView {
targetView.transform = CGAffineTransformMakeScale(0.9, 0.9);
[UIView animateWithDuration:0.5
delay:0.0
usingSpringWithDamping:0.3
initialSpringVelocity:5
options:UIViewAnimationOptionCurveEaseInOut
animations:^{
targetView.transform = CGAffineTransformIdentity;
}
completion:nil];
}
@end
OthersViewViewController.m
#import “OthersViewViewController.h”
#import “DXPopover.h”
@interface OthersViewViewController () {
CGRect _brownViewOriginRect;
}
@property (weak, nonatomic) IBOutlet UIButton *topLeftBtn;
@property (weak, nonatomic) IBOutlet UIButton *topRightBtn;
@property (weak, nonatomic) IBOutlet UIButton *middleBtn;
@property (weak, nonatomic) IBOutlet UIButton *bottomRightBtn;
@property (weak, nonatomic) IBOutlet UIButton *bottomLeftBtn;
@property (weak, nonatomic) IBOutlet UIButton *middleLeftBtn;
@property (nonatomic, strong) UIView *outsideView;
@property (nonatomic, strong) UIView *innerView;
@end
@implementation OthersViewViewController
– (void)viewDidLoad {
[super viewDidLoad];
self.outsideView = [[UIView alloc] initWithFrame:CGRectMake(180, 120, 120, 250)];
self.outsideView.backgroundColor = [UIColor darkGrayColor];
[self.view addSubview:self.outsideView];
_brownViewOriginRect = CGRectMake(10, 10, 100, 100);
self.innerView = [[UIView alloc] initWithFrame:_brownViewOriginRect];
self.innerView.backgroundColor = [UIColor brownColor];
[self.outsideView addSubview:self.innerView];
}
// Show an imageView
– (IBAction)topLeft:(id)sender {
UIImageView *imageV = [[UIImageView alloc] initWithFrame:CGRectMake(0, 0, 200, 200)];
imageV.image = [UIImage imageNamed:@”ig12.jpg”];
DXPopover *popover = [DXPopover popover];
[popover showAtView:sender withContentView:imageV];
}
// Show an label
– (IBAction)topRight:(id)sender {
DXPopover *popover = [DXPopover popover];
popover.backgroundColor = [UIColor purpleColor];
[popover showAtView:sender
withText:[[NSAttributedString alloc] initWithString:@”jkjljdalkjdkljalfjklaj”]];
}
// show an seg
– (IBAction)bottomLeft:(id)sender {
UISegmentedControl *switcher = [[UISegmentedControl alloc] initWithItems:@[ @”You”, @”Me” ]];
DXPopover *popover = [DXPopover popover];
[popover showAtView:sender withContentView:switcher inView:self.view];
}
// show an xibfile
– (IBAction)middleLeft:(id)sender {
//拿出xib视图
NSArray *apparray= [[NSBundle mainBundle]loadNibNamed:@”XibFile” owner:nil options:nil];
UIView *appview=[apparray firstObject];
DXPopover *popover = [DXPopover popover];
[popover showAtView:sender withContentView:appview];
}
// Note: Here if you don’t give the position down, then it will show on up, because the atView’s
// distance from containerViews’ top edge is larger than the distance from the containerView’s
// bottom edge.
– (IBAction)middle:(id)sender {
UILabel *textLabel = [[UILabel alloc] initWithFrame:CGRectMake(0, 0, 200, 80)];
textLabel.text = @”I am middle now”;
textLabel.backgroundColor = [UIColor whiteColor];
DXPopover *popover = [DXPopover popover];
[popover showAtView:sender
popoverPostion:DXPopoverPositionDown
withContentView:textLabel
inView:self.tabBarController.view];
}
// Show a view from other coordinator system’s view, and give it back when popover dismiss
– (IBAction)bottomRight:(id)sender {
UIView *switcher = [[UIView alloc] initWithFrame:CGRectMake(0, 0, 300, 400)];
switcher.backgroundColor = [UIColor redColor];
DXPopover *popover = [DXPopover popover];
[popover showAtView:sender withContentView:self.innerView inView:self.view];
popover.didDismissHandler = ^{
self.innerView.layer.cornerRadius = 0.0;
self.innerView.frame = _brownViewOriginRect;
[self.outsideView addSubview:self.innerView];
};
}
@end
iOS Development Objective C 