Mira mi solución para esta pregunta:
¿Cómo crear un menú de diapositivas personalizado sin una biblioteca de terceros?
Una sola clase que solo necesita subclasificar y completar con contenido.
Aquí está la clase. Para más detalles, vea el enlace de arriba.
#import <UIKit/UIKit.h>
@interface IS_SlideMenu_View : UIView <UIGestureRecognizerDelegate>
{
UIView* transparentBgView;
BOOL hidden;
int lastOrientation;
}
@property (strong, nonatomic) UIView *menuContainerV;
+ (id)sharedInstance;
- (BOOL)isShown;
- (void)hideSlideMenu;
- (void)showSlideMenu;
@end
#import "IS_SlideMenu_View.h"
@implementation IS_SlideMenu_View
+ (id)sharedInstance
{
static id _sharedInstance = nil;
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
_sharedInstance = [[[self class] alloc] init];
});
return _sharedInstance;
}
- (instancetype)initWithFrame:(CGRect)frame
{
frame = [[[UIApplication sharedApplication] delegate] window].frame;
self = [super initWithFrame:frame];
if (self) {
self.backgroundColor = [UIColor clearColor];
transparentBgView = [[UIView alloc] initWithFrame:frame];
[transparentBgView setBackgroundColor:[UIColor colorWithRed:0 green:0 blue:0 alpha:0.6]];
[transparentBgView setAlpha:0];
transparentBgView.autoresizingMask = UIViewAutoresizingFlexibleHeight | UIViewAutoresizingFlexibleWidth;
UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(gestureRecognized:)];
UIPanGestureRecognizer *pan = [[UIPanGestureRecognizer alloc] initWithTarget:self action:@selector(gestureRecognized:)];
[transparentBgView addGestureRecognizer:tap];
[transparentBgView addGestureRecognizer:pan];
[self addSubview:transparentBgView];
frame.size.width = 280;
self.menuContainerV = [[UIView alloc] initWithFrame:frame];
CALayer *l = self.menuContainerV.layer;
l.shadowColor = [UIColor blackColor].CGColor;
l.shadowOffset = CGSizeMake(10, 0);
l.shadowOpacity = 1;
l.masksToBounds = NO;
l.shadowRadius = 10;
self.menuContainerV.autoresizingMask = UIViewAutoresizingFlexibleHeight;
[self addSubview: self.menuContainerV];
hidden = YES;
}
//----- SETUP DEVICE ORIENTATION CHANGE NOTIFICATION -----
UIDevice *device = [UIDevice currentDevice];
[device beginGeneratingDeviceOrientationNotifications];
NSNotificationCenter *nc = [NSNotificationCenter defaultCenter];
[nc addObserver:self selector:@selector(orientationChanged:) name:UIDeviceOrientationDidChangeNotification object:device];
lastOrientation = [[UIDevice currentDevice] orientation];
return self;
}
//********** ORIENTATION CHANGED **********
- (void)orientationChanged:(NSNotification *)note
{
UIDeviceOrientation orientation = [[UIDevice currentDevice] orientation];
if(orientation == UIDeviceOrientationPortrait || orientation == UIDeviceOrientationLandscapeLeft || orientation == UIDeviceOrientationLandscapeRight){
NSLog(@"%ld",orientation);
if(!hidden && lastOrientation != orientation){
[self hideSlideMenu];
hidden = YES;
lastOrientation = orientation;
}
}
}
- (void)showSlideMenu {
UIWindow* window = [[[UIApplication sharedApplication] delegate] window];
self.frame = CGRectMake(0, 0, window.frame.size.width, window.frame.size.height);
[self.menuContainerV setTransform:CGAffineTransformMakeTranslation(-window.frame.size.width, 0)];
[window addSubview:self];
// [[UIApplication sharedApplication] setStatusBarHidden:YES];
[UIView animateWithDuration:0.5 animations:^{
[self.menuContainerV setTransform:CGAffineTransformIdentity];
[transparentBgView setAlpha:1];
} completion:^(BOOL finished) {
NSLog(@"Show complete!");
hidden = NO;
}];
}
- (void)gestureRecognized:(UIGestureRecognizer *)recognizer
{
if ([recognizer isKindOfClass:[UITapGestureRecognizer class]]) {
[self hideSlideMenu];
} else if ([recognizer isKindOfClass:[UIPanGestureRecognizer class]]) {
static CGFloat startX;
if (recognizer.state == UIGestureRecognizerStateBegan) {
startX = [recognizer locationInView:self.window].x;
} else
if (recognizer.state == UIGestureRecognizerStateChanged) {
CGFloat touchLocX = [recognizer locationInView:self.window].x;
if (touchLocX < startX) {
[self.menuContainerV setTransform:CGAffineTransformMakeTranslation(touchLocX - startX, 0)];
}
} else
if (recognizer.state == UIGestureRecognizerStateEnded) {
[self hideSlideMenu];
}
}
}
- (void)hideSlideMenu
{
UIWindow* window = [[[UIApplication sharedApplication] delegate] window];
window.backgroundColor = [UIColor clearColor];
[UIView animateWithDuration:0.5 animations:^{
[self.menuContainerV setTransform:CGAffineTransformMakeTranslation(-self.window.frame.size.width, 0)];
[transparentBgView setAlpha:0];
} completion:^(BOOL finished) {
[self removeFromSuperview];
[self.menuContainerV setTransform:CGAffineTransformIdentity];
// [[UIApplication sharedApplication] setStatusBarHidden:NO];
hidden = YES;
NSLog(@"Hide complete!");
}];
}
- (BOOL)isShown
{
return !hidden;
}
@end
