【移动应用开发技术】iOS如何实现侧滑菜单

【移动应用开发技术】iOS如何实现侧滑菜单

LeftView.h//

//

LeftView.h

//

SlideView

//

//

Created

by

hejinlai

on

13-8-13.

//

Copyright

(c)

2013年

yunzhisheng.

All

rights

reserved.

//

#import

<UIKit/UIKit.h>

@interface

LeftView

:

UIView

@endLeftView.m//

//

LeftView.m

//

SlideView

//

//

Created

by

hejinlai

on

13-8-13.

//

Copyright

(c)

2013年

yunzhisheng.

All

rights

reserved.

//

#import

"LeftView.h"

@implementation

LeftView

-

(id)initWithFrame:(CGRect)frame

{

self

=

[super

initWithFrame:frame];

if

(self)

{

//

Initialization

code

self.backgroundColor

=

[UIColor

redColor];

UIButton

*btn

=

[UIButton

buttonWithType:UIButtonTypeRoundedRect];

btn.frame

=

CGRectMake(0,

0,

100,

50);

[btn

setTitle:@"LeftView"

forState:UIControlStateNormal];

btn.center

=

CGPointMake(140,

264);

[btn

addTarget:self

action:@selector(onClick:)

forControlEvents:UIControlEventTouchUpInside];

[self

addSubview:btn];

}

return

self;

}

-

(void)onClick:(UIButton

*)button

{

NSLog(@"LeftView

button

pressed!");

}

@end#import

<UIKit/UIKit.h>

@interface

CenterView

:

UIView

{

UIPanGestureRecognizer

*panGestureRecognizer;

float

centerX;

float

centerY;

}

@end-

(id)initWithFrame:(CGRect)frame

{

self

=

[super

initWithFrame:frame];

if

(self)

{

CGRect

screen

=

[[UIScreen

mainScreen]

bounds];

centerX

=

screen.size.width

/

2;

centerY

=

screen.size.height

/

2;

self.backgroundColor

=

[UIColor

greenColor];

//

左上角按钮

UIButton

*leftUpBtn

=

[UIButton

buttonWithType:UIButtonTypeRoundedRect];

leftUpBtn.frame

=

CGRectMake(10,

10,

40,

40);

[leftUpBtn

addTarget:self

action:@selector(buttonPressed:)

forControlEvents:UIControlEventTouchUpInside];

[self

addSubview:leftUpBtn];

panGestureRecognizer

=

[[UIPanGestureRecognizer

alloc]

initWithTarget:self

action:@selector(handlePan:)];

[self

addGestureRecognizer:panGestureRecognizer];

}

return

self;

}#define

MAX_CENTER_X

420

#define

BOUND_X

280-

(void)buttonPressed:(UIButton

*)button

{

[UIView

animateWithDuration:0.2

animations:^(void){

if

(self.center.x

==

centerX)

{

self.center

=

CGPointMake(MAX_CENTER_X,

centerY);

}else

if

(self.center.x

==

MAX_CENTER_X){

self.center

=

CGPointMake(centerX,

centerY);

}

}];

}CGPoint

translation

=

[recognizer

translationInView:self];

float

x

=

self.center.x

+

translation.x;if

(x

<

centerX)

{

x

=

centerX;

}

self.center

=

CGPointMake(x,

centerY);if

(recognizer.state

==

UIGestureRecognizerStateEnded)

{

[UIView

animateWithDuration:0.2

animations:^(void){

if

(x

>

BOUND_X)

{

self.center

=

CGPointMake(MAX_CENTER_X,

centerY);

}else{

self.center

=

CGPointMake(centerX,

centerY);

}

}];

}

[recognizer

setTransla