Cs 193p 15 Multitouch
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CS193P - Lecture 15 iPhone Application Development Multi-Touch Events
Friday, November 14, 2008
1
Announcements
Friday, November 14, 2008
2
Announcements • Problems with developer program activation codes
Friday, November 14, 2008
2
Announcements • Problems with developer program activation codes • Guest lecturers on Friday App Store developers ■ How to publish apps on the app store ■ Friday 11/14, Hewlett Teaching Center 201, 4:00 PM ■
Friday, November 14, 2008
2
Friday, November 14, 2008
3
Friday, November 14, 2008
4
Friday, November 14, 2008
4
Friday, November 14, 2008
4
Friday, November 14, 2008
4
Today’s Topics
Friday, November 14, 2008
5
Today’s Topics • Touch Sequences • Touch and Event Objects • Touch Delivery • Single Touch • Multiple Touches • Multiple Views • Touch Routing • UIControl Objects
Friday, November 14, 2008
5
Today’s Topics • Touch Sequences • Touch and Event Objects • Touch Delivery • Single Touch • Multiple Touches • Multiple Views • Touch Routing • UIControl Objects
Friday, November 14, 2008
6
Single Touch Sequence
Friday, November 14, 2008
7
Single Touch Sequence
Friday, November 14, 2008
7
Single Touch Sequence
Friday, November 14, 2008
7
Single Touch Sequence
Friday, November 14, 2008
7
Today’s Topics • Touch Sequences and Phases • Touch and Event Objects • Touch Delivery • Single Touch • Multiple Touches • Multiple Views • Touch Routing • UIControl Objects
Friday, November 14, 2008
8
UITouch
Friday, November 14, 2008
9
UITouch Represents a single finger
Friday, November 14, 2008
9
UITouch Represents a single finger @property(nonatomic,readonly) NSTimeInterval @property(nonatomic,readonly) UITouchPhase @property(nonatomic,readonly) NSUInteger
Friday, November 14, 2008
timestamp; phase; tapCount;
9
UITouch Represents a single finger @property(nonatomic,readonly) NSTimeInterval @property(nonatomic,readonly) UITouchPhase @property(nonatomic,readonly) NSUInteger @property(nonatomic,readonly,retain) UIWindow @property(nonatomic,readonly,retain) UIView
Friday, November 14, 2008
timestamp; phase; tapCount; *window; *view;
9
UITouch Represents a single finger @property(nonatomic,readonly) NSTimeInterval @property(nonatomic,readonly) UITouchPhase @property(nonatomic,readonly) NSUInteger @property(nonatomic,readonly,retain) UIWindow @property(nonatomic,readonly,retain) UIView
timestamp; phase; tapCount; *window; *view;
- (CGPoint)locationInView:(UIView *)view; - (CGPoint)previousLocationInView:(UIView *)view;
Friday, November 14, 2008
9
UIEvent
Friday, November 14, 2008
10
UIEvent A container for one or more touches
Friday, November 14, 2008
10
UIEvent A container for one or more touches @property(nonatomic,readonly) NSTimeInterval timestamp;
Friday, November 14, 2008
10
UIEvent A container for one or more touches @property(nonatomic,readonly) NSTimeInterval timestamp; - (NSSet *)allTouches; - (NSSet *)touchesForWindow:(UIWindow *)window; - (NSSet *)touchesForView:(UIView *)view;
Friday, November 14, 2008
10
UIEvent
Friday, November 14, 2008
11
UIEvent UIEvent
Friday, November 14, 2008
11
UIEvent UIEvent
UITouch
UITouch
UITouch
UITouch
Friday, November 14, 2008
11
UIEvent Window A UIEvent
UITouch
UITouch
UITouch
UITouch
Friday, November 14, 2008
Window B
11
UIEvent Window A UIEvent
UITouch
View A
UITouch
UITouch
UITouch
Friday, November 14, 2008
View B
Window B View C
11
UIEvent Window A UIEvent
UITouch
View A
UITouch
UITouch
UITouch
View B
Window B View C
- (NSSet *)allTouches;
Friday, November 14, 2008
11
UIEvent Window A UIEvent
UITouch
View A
UITouch
UITouch
UITouch
View B
Window B View C
- (NSSet *)allTouches;
Friday, November 14, 2008
11
UIEvent Window A UIEvent
UITouch
View A
UITouch
UITouch
UITouch
View B
Window B View C
- (NSSet *)touchesForWindow:(UIWindow *)window;
Friday, November 14, 2008
11
UIEvent Window A UIEvent
UITouch
View A
UITouch
UITouch
UITouch
View B
Window B View C
- (NSSet *)touchesForWindow:(UIWindow *)window;
Friday, November 14, 2008
11
UIEvent Window A UIEvent
UITouch
View A
UITouch
UITouch
UITouch
View B
Window B View C
- (NSSet *)touchesForWindow:(UIWindow *)window;
Friday, November 14, 2008
11
UIEvent Window A UIEvent
UITouch
View A
UITouch
UITouch
UITouch
View B
Window B View C
- (NSSet *)touchesForView:(UIView *)view;
Friday, November 14, 2008
11
UIEvent Window A UIEvent
UITouch
View A
UITouch
UITouch
UITouch
View B
Window B View C
- (NSSet *)touchesForView:(UIView *)view;
Friday, November 14, 2008
11
UIEvent Window A UIEvent
UITouch
View A
UITouch
UITouch
UITouch
View B
Window B View C
- (NSSet *)touchesForView:(UIView *)view;
Friday, November 14, 2008
11
UIEvent Window A UIEvent
UITouch
View A
UITouch
UITouch
UITouch
View B
Window B View C
- (NSSet *)touchesForView:(UIView *)view;
Friday, November 14, 2008
11
Today’s Topics • Touch Sequences and Phases • Touch and Event Objects • Touch Delivery • Single Touch • Multiple Touches • Multiple Views • Touch Routing • UIControl Objects
Friday, November 14, 2008
12
Receiving Touches
Friday, November 14, 2008
13
Receiving Touches UIResponder
Friday, November 14, 2008
13
Receiving Touches UIResponder - (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event;
Friday, November 14, 2008
13
Receiving Touches UIResponder - (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event; - (void)touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event;
Friday, November 14, 2008
13
Receiving Touches UIResponder - (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event; - (void)touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event; - (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event;
Friday, November 14, 2008
13
Receiving Touches UIResponder -
(void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event; (void)touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event; (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event; (void)touchesCancelled:(NSSet *)touches withEvent:(UIEvent *)event;
Friday, November 14, 2008
13
UIResponder
Friday, November 14, 2008
14
UIResponder NSObject
UIResponder
Friday, November 14, 2008
14
UIResponder NSObject
UIResponder
UIApplication
Friday, November 14, 2008
UIView
UIViewController
14
UIResponder NSObject
UIResponder
UIApplication
UIView
UIViewController
UILabel
UIControl
UIWindow
UIImageView
UIButton
Friday, November 14, 2008
UISlider
UISwitch
UIScrollView
UITextField
14
Today’s Topics • Touch Sequences and Phases • Touch and Event Objects • Touch Delivery • Single Touch • Multiple Touches • Multiple Views • Touch Routing • UIControl Objects
Friday, November 14, 2008
15
Single Touch Sequence
Friday, November 14, 2008
16
Single Touch Sequence UITouch 0x123 Phase: Began Location: 160, 120
touchesBegan:withEvent:
Friday, November 14, 2008
16
Single Touch Sequence UITouch 0x123 Phase: Moved Began Location: 160, 160 120
touchesMoved:withEvent:
Friday, November 14, 2008
16
Single Touch Sequence UITouch 0x123 Phase: Moved Began Location: 160, 200 120 160
touchesMoved:withEvent:
Friday, November 14, 2008
16
Single Touch Sequence UITouch 0x123 Phase: Moved Began Location: 160, 240 120 160 200
touchesMoved:withEvent:
Friday, November 14, 2008
16
Single Touch Sequence UITouch 0x123 Phase: Ended Began Moved Location: 160, 240 120 160 200
touchesEnded:withEvent:
Friday, November 14, 2008
16
Single Touch Demo
Friday, November 14, 2008
17
Single Touch Demo
Friday, November 14, 2008
17
Demo Single Touch
Friday, November 14, 2008
18
Today’s Topics • Touch Sequences and Phases • Touch and Event Objects • Touch Delivery • Single Touch • Multiple Touches • Multiple Views • Touch Routing • UIControl Objects
Friday, November 14, 2008
19
Multiple Touches
Friday, November 14, 2008
20
Multiple Touches UIView Property BOOL multipleTouchEnabled;
Friday, November 14, 2008
20
Multiple Touch Sequence
Friday, November 14, 2008
21
Multiple Touch Sequence UITouch 0x123 Phase: Began Location: 120, 200
touchesBegan:withEvent:
Friday, November 14, 2008
21
Multiple Touch Sequence UITouch 0x123 Phase: Moved Location: 120, 240
touchesMoved:withEvent:
Friday, November 14, 2008
21
Multiple Touch Sequence UITouch 0x123
UITouch 0xabc
Phase: Stationary Location: 120, 240
Phase: Began Location: 200, 200
touchesBegan:withEvent:
Friday, November 14, 2008
21
Multiple Touch Sequence UITouch 0x123
UITouch 0xabc
Phase: Moved Location: 120, 280
Phase: Moved Location: 200, 240
touchesMoved:withEvent:
Friday, November 14, 2008
21
Multiple Touch Sequence UITouch 0x123
UITouch 0xabc
Phase: Stationary Location: 120, 280
Phase: Moved Location: 200, 280
touchesMoved:withEvent:
Friday, November 14, 2008
21
Multiple Touch Sequence UITouch 0x123
UITouch 0xabc
Phase: Ended Location: 120, 280
Phase: Ended Location: 200, 280
touchesEnded:withEvent:
Friday, November 14, 2008
21
Multiple Touches Demo
Friday, November 14, 2008
22
Multiple Touches Demo
Friday, November 14, 2008
22
Demo Multiple Touches
Friday, November 14, 2008
23
Today’s Topics • Touch Sequences and Phases • Touch and Event Objects • Touch Delivery • Single Touch • Multiple Touches • Multiple Views • Touch Routing • UIControl Objects
Friday, November 14, 2008
24
Multiple Views Touch Sequence
Friday, November 14, 2008
25
Multiple Views Touch Sequence UITouch 0x123 Phase: Began Location: 120, 200
touchesBegan: withEvent: Friday, November 14, 2008
25
Multiple Views Touch Sequence UITouch 0x123 Phase: Moved Location: 120, 240
touchesMoved: withEvent: Friday, November 14, 2008
25
Multiple Views Touch Sequence UITouch 0x123
UITouch 0xabc
Phase: Stationary Location: 120, 240
Phase: Began Location: 200, 200
touchesBegan: withEvent: Friday, November 14, 2008
25
Multiple Views Touch Sequence UITouch 0x123
UITouch 0xabc
Phase: Moved Location: 120, 280
Phase: Moved Location: 200, 240
touchesMoved: touchesMoved: withEvent: withEvent: Friday, November 14, 2008
25
Multiple Views Touch Sequence UITouch 0x123
UITouch 0xabc
Phase: Stationary Location: 120, 280
Phase: Moved Location: 200, 280
touchesMoved: withEvent: Friday, November 14, 2008
25
Multiple Views Touch Sequence UITouch 0x123
UITouch 0xabc
Phase: Ended Location: 120, 280
Phase: Ended Location: 200, 280
touchesEnded: touchesEnded: withEvent: withEvent: Friday, November 14, 2008
25
Multiple Views
Friday, November 14, 2008
26
Multiple Views UIView Property BOOL exclusiveTouch;
Friday, November 14, 2008
26
Multiple Views Demo
Friday, November 14, 2008
27
Multiple Views Demo
Friday, November 14, 2008
27
Demo Multiple Views
Friday, November 14, 2008
28
Demo Multiple Views
developer.apple.com/wwdc/attendee
Friday, November 14, 2008
29
Today’s Topics • Touch Sequences and Phases • Touch and Event Objects • Touch Delivery • Single Touch • Multiple Touches • Multiple Views • Touch Routing • UIControl Objects
Friday, November 14, 2008
30
Responder Chain UIView
Friday, November 14, 2008
31
Responder Chain UIView
Friday, November 14, 2008
UIViewController
31
Responder Chain UIView
UIViewController
superview UIView
Friday, November 14, 2008
31
Responder Chain UIView
UIViewController
superview UIView
Friday, November 14, 2008
UIViewController
31
Responder Chain UIView
UIViewController
superview UIView
UIViewController
superview UIView
Friday, November 14, 2008
31
Responder Chain UIView
UIViewController
superview UIView
UIViewController
superview UIView
Friday, November 14, 2008
UIViewController
31
Responder Chain UIView
UIViewController
superview UIView
UIViewController
superview UIView
UIViewController
window UIWindow
Friday, November 14, 2008
31
Responder Chain UIView
UIViewController
superview UIView
UIViewController
superview UIView
UIViewController
window UIWindow
Friday, November 14, 2008
UIApplication
31
Responder Chain UIView superview UIView superview UIView
UIViewController
window UIWindow
Friday, November 14, 2008
UIApplication
31
Hit Testing Window View Subview
Friday, November 14, 2008
32
Hit Testing Window View Subview
Friday, November 14, 2008
32
Hit Testing Window View Subview
hitTest:withEvent:
Friday, November 14, 2008
32
Hit Testing Window View Subview
hitTest:withEvent:
• userInteractionEnabled
Friday, November 14, 2008
32
Hit Testing Window View Subview
hitTest:withEvent:
• userInteractionEnabled • hidden/alpha
Friday, November 14, 2008
32
Hit Testing Window View Subview
hitTest:withEvent:
• userInteractionEnabled • hidden/alpha • pointInside:withEvent:
Friday, November 14, 2008
32
Hit Testing Window View Subview
hitTest:withEvent:
• userInteractionEnabled • hidden/alpha • pointInside:withEvent:
Friday, November 14, 2008
32
Hit Testing Window View Subview
UITouch view window
Friday, November 14, 2008
32
Hit Testing Window ScrollView Subview
Friday, November 14, 2008
33
Hit Testing Window ScrollView Subview
Friday, November 14, 2008
33
Hit Testing Window ScrollView Subview
Friday, November 14, 2008
33
Hit Testing Window ScrollView Subview
hitTest:withEvent:
Friday, November 14, 2008
33
Hit Testing Window ScrollView Subview
hitTest:withEvent:
• userInteractionEnabled
Friday, November 14, 2008
33
Hit Testing Window ScrollView Subview
hitTest:withEvent:
• userInteractionEnabled • hidden/alpha
Friday, November 14, 2008
33
Hit Testing Window ScrollView Subview
hitTest:withEvent:
• userInteractionEnabled • hidden/alpha • pointInside:withEvent:
Friday, November 14, 2008
33
Hit Testing Window ScrollView Subview
UITouch view window
Friday, November 14, 2008
33
Hit Testing Window ScrollView Subview
hitTest:withEvent:
UITouch view window
Friday, November 14, 2008
33
Hit Testing Window ScrollView Subview
UITouch view window - (NSSet *)touchesForView:(UIView *)view;
Friday, November 14, 2008
33
Today’s Topics • Touch Sequences and Phases • Touch and Event Objects • Touch Delivery • Single Touch • Multiple Touches • Multiple Views • Touch Routing • UIControl Objects
Friday, November 14, 2008
34
UIControlEvents
Friday, November 14, 2008
35
UIControlEvents UIControlEventTouchDown UIControlEventTouchDownRepeat
Friday, November 14, 2008
35
UIControlEvents UIControlEventTouchDown UIControlEventTouchDownRepeat UIControlEventTouchDragInside UIControlEventTouchDragOutside
Friday, November 14, 2008
35
UIControlEvents UIControlEventTouchDown UIControlEventTouchDownRepeat UIControlEventTouchDragInside UIControlEventTouchDragOutside UIControlEventTouchDragEnter UIControlEventTouchDragExit
Friday, November 14, 2008
35
UIControlEvents UIControlEventTouchDown UIControlEventTouchDownRepeat UIControlEventTouchDragInside UIControlEventTouchDragOutside UIControlEventTouchDragEnter UIControlEventTouchDragExit UIControlEventTouchUpInside UIControlEventTouchUpOutside
Friday, November 14, 2008
35
UIControlEvents UIControlEventTouchDown UIControlEventTouchDownRepeat UIControlEventTouchDragInside UIControlEventTouchDragOutside UIControlEventTouchDragEnter UIControlEventTouchDragExit UIControlEventTouchUpInside UIControlEventTouchUpOutside UIControlEventTouchCancel
Friday, November 14, 2008
35
Associating actions with UIControlEvents
Friday, November 14, 2008
36
Associating actions with UIControlEvents - (void)addTarget:(id)target action:(SEL)action forControlEvents:(UIControlEvents)controlEvents;
Friday, November 14, 2008
36
Associating actions with UIControlEvents - (void)addTarget:(id)target action:(SEL)action forControlEvents:(UIControlEvents)controlEvents;
Action Signatures
Friday, November 14, 2008
36
Associating actions with UIControlEvents - (void)addTarget:(id)target action:(SEL)action forControlEvents:(UIControlEvents)controlEvents;
Action Signatures - (void)performAction;
Friday, November 14, 2008
36
Associating actions with UIControlEvents - (void)addTarget:(id)target action:(SEL)action forControlEvents:(UIControlEvents)controlEvents;
Action Signatures - (void)performAction; - (void)performAction:(id)sender;
Friday, November 14, 2008
36
Associating actions with UIControlEvents - (void)addTarget:(id)target action:(SEL)action forControlEvents:(UIControlEvents)controlEvents;
Action Signatures - (void)performAction; - (void)performAction:(id)sender; - (void)performAction:(id)sender withEvent:(UIEvent *)event;
Friday, November 14, 2008
36
UIControl Touch Tracking
Friday, November 14, 2008
37
UIControl Touch Tracking - (BOOL)beginTrackingWithTouch:(UITouch *)touch withEvent:(UIEvent *)event;
Friday, November 14, 2008
37
UIControl Touch Tracking - (BOOL)beginTrackingWithTouch:(UITouch *)touch withEvent:(UIEvent *)event; - (BOOL)continueTrackingWithTouch:(UITouch *)touch withEvent:(UIEvent *)event;
Friday, November 14, 2008
37
UIControl Touch Tracking - (BOOL)beginTrackingWithTouch:(UITouch *)touch withEvent:(UIEvent *)event; - (BOOL)continueTrackingWithTouch:(UITouch *)touch withEvent:(UIEvent *)event; - (void)endTrackingWithTouch:(UITouch *)touch withEvent:(UIEvent *)event;
Friday, November 14, 2008
37
UIControl Touch Tracking - (BOOL)beginTrackingWithTouch:(UITouch *)touch withEvent:(UIEvent *)event; - (BOOL)continueTrackingWithTouch:(UITouch *)touch withEvent:(UIEvent *)event; - (void)endTrackingWithTouch:(UITouch *)touch withEvent:(UIEvent *)event; - (void)cancelTrackingWithEvent:(UIEvent *)event;
Friday, November 14, 2008
37
UIControl Demo
Friday, November 14, 2008
38
Demo UIControl
Friday, November 14, 2008
39
Summary
Friday, November 14, 2008
40
Summary • Touch Sequences • Touch and Event Objects • Touch Delivery • Single Touch • Multiple Touches • Multiple Views • Touch Routing • UIControl Objects
Friday, November 14, 2008
40
Questions?
Friday, November 14, 2008
41
Friday, November 14, 2008
1
Announcements
Friday, November 14, 2008
2
Announcements • Problems with developer program activation codes
Friday, November 14, 2008
2
Announcements • Problems with developer program activation codes • Guest lecturers on Friday App Store developers ■ How to publish apps on the app store ■ Friday 11/14, Hewlett Teaching Center 201, 4:00 PM ■
Friday, November 14, 2008
2
Friday, November 14, 2008
3
Friday, November 14, 2008
4
Friday, November 14, 2008
4
Friday, November 14, 2008
4
Friday, November 14, 2008
4
Today’s Topics
Friday, November 14, 2008
5
Today’s Topics • Touch Sequences • Touch and Event Objects • Touch Delivery • Single Touch • Multiple Touches • Multiple Views • Touch Routing • UIControl Objects
Friday, November 14, 2008
5
Today’s Topics • Touch Sequences • Touch and Event Objects • Touch Delivery • Single Touch • Multiple Touches • Multiple Views • Touch Routing • UIControl Objects
Friday, November 14, 2008
6
Single Touch Sequence
Friday, November 14, 2008
7
Single Touch Sequence
Friday, November 14, 2008
7
Single Touch Sequence
Friday, November 14, 2008
7
Single Touch Sequence
Friday, November 14, 2008
7
Today’s Topics • Touch Sequences and Phases • Touch and Event Objects • Touch Delivery • Single Touch • Multiple Touches • Multiple Views • Touch Routing • UIControl Objects
Friday, November 14, 2008
8
UITouch
Friday, November 14, 2008
9
UITouch Represents a single finger
Friday, November 14, 2008
9
UITouch Represents a single finger @property(nonatomic,readonly) NSTimeInterval @property(nonatomic,readonly) UITouchPhase @property(nonatomic,readonly) NSUInteger
Friday, November 14, 2008
timestamp; phase; tapCount;
9
UITouch Represents a single finger @property(nonatomic,readonly) NSTimeInterval @property(nonatomic,readonly) UITouchPhase @property(nonatomic,readonly) NSUInteger @property(nonatomic,readonly,retain) UIWindow @property(nonatomic,readonly,retain) UIView
Friday, November 14, 2008
timestamp; phase; tapCount; *window; *view;
9
UITouch Represents a single finger @property(nonatomic,readonly) NSTimeInterval @property(nonatomic,readonly) UITouchPhase @property(nonatomic,readonly) NSUInteger @property(nonatomic,readonly,retain) UIWindow @property(nonatomic,readonly,retain) UIView
timestamp; phase; tapCount; *window; *view;
- (CGPoint)locationInView:(UIView *)view; - (CGPoint)previousLocationInView:(UIView *)view;
Friday, November 14, 2008
9
UIEvent
Friday, November 14, 2008
10
UIEvent A container for one or more touches
Friday, November 14, 2008
10
UIEvent A container for one or more touches @property(nonatomic,readonly) NSTimeInterval timestamp;
Friday, November 14, 2008
10
UIEvent A container for one or more touches @property(nonatomic,readonly) NSTimeInterval timestamp; - (NSSet *)allTouches; - (NSSet *)touchesForWindow:(UIWindow *)window; - (NSSet *)touchesForView:(UIView *)view;
Friday, November 14, 2008
10
UIEvent
Friday, November 14, 2008
11
UIEvent UIEvent
Friday, November 14, 2008
11
UIEvent UIEvent
UITouch
UITouch
UITouch
UITouch
Friday, November 14, 2008
11
UIEvent Window A UIEvent
UITouch
UITouch
UITouch
UITouch
Friday, November 14, 2008
Window B
11
UIEvent Window A UIEvent
UITouch
View A
UITouch
UITouch
UITouch
Friday, November 14, 2008
View B
Window B View C
11
UIEvent Window A UIEvent
UITouch
View A
UITouch
UITouch
UITouch
View B
Window B View C
- (NSSet *)allTouches;
Friday, November 14, 2008
11
UIEvent Window A UIEvent
UITouch
View A
UITouch
UITouch
UITouch
View B
Window B View C
- (NSSet *)allTouches;
Friday, November 14, 2008
11
UIEvent Window A UIEvent
UITouch
View A
UITouch
UITouch
UITouch
View B
Window B View C
- (NSSet *)touchesForWindow:(UIWindow *)window;
Friday, November 14, 2008
11
UIEvent Window A UIEvent
UITouch
View A
UITouch
UITouch
UITouch
View B
Window B View C
- (NSSet *)touchesForWindow:(UIWindow *)window;
Friday, November 14, 2008
11
UIEvent Window A UIEvent
UITouch
View A
UITouch
UITouch
UITouch
View B
Window B View C
- (NSSet *)touchesForWindow:(UIWindow *)window;
Friday, November 14, 2008
11
UIEvent Window A UIEvent
UITouch
View A
UITouch
UITouch
UITouch
View B
Window B View C
- (NSSet *)touchesForView:(UIView *)view;
Friday, November 14, 2008
11
UIEvent Window A UIEvent
UITouch
View A
UITouch
UITouch
UITouch
View B
Window B View C
- (NSSet *)touchesForView:(UIView *)view;
Friday, November 14, 2008
11
UIEvent Window A UIEvent
UITouch
View A
UITouch
UITouch
UITouch
View B
Window B View C
- (NSSet *)touchesForView:(UIView *)view;
Friday, November 14, 2008
11
UIEvent Window A UIEvent
UITouch
View A
UITouch
UITouch
UITouch
View B
Window B View C
- (NSSet *)touchesForView:(UIView *)view;
Friday, November 14, 2008
11
Today’s Topics • Touch Sequences and Phases • Touch and Event Objects • Touch Delivery • Single Touch • Multiple Touches • Multiple Views • Touch Routing • UIControl Objects
Friday, November 14, 2008
12
Receiving Touches
Friday, November 14, 2008
13
Receiving Touches UIResponder
Friday, November 14, 2008
13
Receiving Touches UIResponder - (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event;
Friday, November 14, 2008
13
Receiving Touches UIResponder - (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event; - (void)touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event;
Friday, November 14, 2008
13
Receiving Touches UIResponder - (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event; - (void)touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event; - (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event;
Friday, November 14, 2008
13
Receiving Touches UIResponder -
(void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event; (void)touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event; (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event; (void)touchesCancelled:(NSSet *)touches withEvent:(UIEvent *)event;
Friday, November 14, 2008
13
UIResponder
Friday, November 14, 2008
14
UIResponder NSObject
UIResponder
Friday, November 14, 2008
14
UIResponder NSObject
UIResponder
UIApplication
Friday, November 14, 2008
UIView
UIViewController
14
UIResponder NSObject
UIResponder
UIApplication
UIView
UIViewController
UILabel
UIControl
UIWindow
UIImageView
UIButton
Friday, November 14, 2008
UISlider
UISwitch
UIScrollView
UITextField
14
Today’s Topics • Touch Sequences and Phases • Touch and Event Objects • Touch Delivery • Single Touch • Multiple Touches • Multiple Views • Touch Routing • UIControl Objects
Friday, November 14, 2008
15
Single Touch Sequence
Friday, November 14, 2008
16
Single Touch Sequence UITouch 0x123 Phase: Began Location: 160, 120
touchesBegan:withEvent:
Friday, November 14, 2008
16
Single Touch Sequence UITouch 0x123 Phase: Moved Began Location: 160, 160 120
touchesMoved:withEvent:
Friday, November 14, 2008
16
Single Touch Sequence UITouch 0x123 Phase: Moved Began Location: 160, 200 120 160
touchesMoved:withEvent:
Friday, November 14, 2008
16
Single Touch Sequence UITouch 0x123 Phase: Moved Began Location: 160, 240 120 160 200
touchesMoved:withEvent:
Friday, November 14, 2008
16
Single Touch Sequence UITouch 0x123 Phase: Ended Began Moved Location: 160, 240 120 160 200
touchesEnded:withEvent:
Friday, November 14, 2008
16
Single Touch Demo
Friday, November 14, 2008
17
Single Touch Demo
Friday, November 14, 2008
17
Demo Single Touch
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18
Today’s Topics • Touch Sequences and Phases • Touch and Event Objects • Touch Delivery • Single Touch • Multiple Touches • Multiple Views • Touch Routing • UIControl Objects
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Multiple Touches
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Multiple Touches UIView Property BOOL multipleTouchEnabled;
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Multiple Touch Sequence
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Multiple Touch Sequence UITouch 0x123 Phase: Began Location: 120, 200
touchesBegan:withEvent:
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Multiple Touch Sequence UITouch 0x123 Phase: Moved Location: 120, 240
touchesMoved:withEvent:
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Multiple Touch Sequence UITouch 0x123
UITouch 0xabc
Phase: Stationary Location: 120, 240
Phase: Began Location: 200, 200
touchesBegan:withEvent:
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Multiple Touch Sequence UITouch 0x123
UITouch 0xabc
Phase: Moved Location: 120, 280
Phase: Moved Location: 200, 240
touchesMoved:withEvent:
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Multiple Touch Sequence UITouch 0x123
UITouch 0xabc
Phase: Stationary Location: 120, 280
Phase: Moved Location: 200, 280
touchesMoved:withEvent:
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Multiple Touch Sequence UITouch 0x123
UITouch 0xabc
Phase: Ended Location: 120, 280
Phase: Ended Location: 200, 280
touchesEnded:withEvent:
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Multiple Touches Demo
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Multiple Touches Demo
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Demo Multiple Touches
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Today’s Topics • Touch Sequences and Phases • Touch and Event Objects • Touch Delivery • Single Touch • Multiple Touches • Multiple Views • Touch Routing • UIControl Objects
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Multiple Views Touch Sequence
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Multiple Views Touch Sequence UITouch 0x123 Phase: Began Location: 120, 200
touchesBegan: withEvent: Friday, November 14, 2008
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Multiple Views Touch Sequence UITouch 0x123 Phase: Moved Location: 120, 240
touchesMoved: withEvent: Friday, November 14, 2008
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Multiple Views Touch Sequence UITouch 0x123
UITouch 0xabc
Phase: Stationary Location: 120, 240
Phase: Began Location: 200, 200
touchesBegan: withEvent: Friday, November 14, 2008
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Multiple Views Touch Sequence UITouch 0x123
UITouch 0xabc
Phase: Moved Location: 120, 280
Phase: Moved Location: 200, 240
touchesMoved: touchesMoved: withEvent: withEvent: Friday, November 14, 2008
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Multiple Views Touch Sequence UITouch 0x123
UITouch 0xabc
Phase: Stationary Location: 120, 280
Phase: Moved Location: 200, 280
touchesMoved: withEvent: Friday, November 14, 2008
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Multiple Views Touch Sequence UITouch 0x123
UITouch 0xabc
Phase: Ended Location: 120, 280
Phase: Ended Location: 200, 280
touchesEnded: touchesEnded: withEvent: withEvent: Friday, November 14, 2008
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Multiple Views
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Multiple Views UIView Property BOOL exclusiveTouch;
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Multiple Views Demo
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Multiple Views Demo
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Demo Multiple Views
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Demo Multiple Views
developer.apple.com/wwdc/attendee
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Today’s Topics • Touch Sequences and Phases • Touch and Event Objects • Touch Delivery • Single Touch • Multiple Touches • Multiple Views • Touch Routing • UIControl Objects
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Responder Chain UIView
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Responder Chain UIView
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UIViewController
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Responder Chain UIView
UIViewController
superview UIView
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Responder Chain UIView
UIViewController
superview UIView
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UIViewController
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Responder Chain UIView
UIViewController
superview UIView
UIViewController
superview UIView
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Responder Chain UIView
UIViewController
superview UIView
UIViewController
superview UIView
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UIViewController
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Responder Chain UIView
UIViewController
superview UIView
UIViewController
superview UIView
UIViewController
window UIWindow
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Responder Chain UIView
UIViewController
superview UIView
UIViewController
superview UIView
UIViewController
window UIWindow
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UIApplication
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Responder Chain UIView superview UIView superview UIView
UIViewController
window UIWindow
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UIApplication
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Hit Testing Window View Subview
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Hit Testing Window View Subview
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Hit Testing Window View Subview
hitTest:withEvent:
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Hit Testing Window View Subview
hitTest:withEvent:
• userInteractionEnabled
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Hit Testing Window View Subview
hitTest:withEvent:
• userInteractionEnabled • hidden/alpha
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Hit Testing Window View Subview
hitTest:withEvent:
• userInteractionEnabled • hidden/alpha • pointInside:withEvent:
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Hit Testing Window View Subview
hitTest:withEvent:
• userInteractionEnabled • hidden/alpha • pointInside:withEvent:
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Hit Testing Window View Subview
UITouch view window
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Hit Testing Window ScrollView Subview
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Hit Testing Window ScrollView Subview
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Hit Testing Window ScrollView Subview
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Hit Testing Window ScrollView Subview
hitTest:withEvent:
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Hit Testing Window ScrollView Subview
hitTest:withEvent:
• userInteractionEnabled
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Hit Testing Window ScrollView Subview
hitTest:withEvent:
• userInteractionEnabled • hidden/alpha
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Hit Testing Window ScrollView Subview
hitTest:withEvent:
• userInteractionEnabled • hidden/alpha • pointInside:withEvent:
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Hit Testing Window ScrollView Subview
UITouch view window
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Hit Testing Window ScrollView Subview
hitTest:withEvent:
UITouch view window
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Hit Testing Window ScrollView Subview
UITouch view window - (NSSet *)touchesForView:(UIView *)view;
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Today’s Topics • Touch Sequences and Phases • Touch and Event Objects • Touch Delivery • Single Touch • Multiple Touches • Multiple Views • Touch Routing • UIControl Objects
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UIControlEvents
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UIControlEvents UIControlEventTouchDown UIControlEventTouchDownRepeat
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UIControlEvents UIControlEventTouchDown UIControlEventTouchDownRepeat UIControlEventTouchDragInside UIControlEventTouchDragOutside
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UIControlEvents UIControlEventTouchDown UIControlEventTouchDownRepeat UIControlEventTouchDragInside UIControlEventTouchDragOutside UIControlEventTouchDragEnter UIControlEventTouchDragExit
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UIControlEvents UIControlEventTouchDown UIControlEventTouchDownRepeat UIControlEventTouchDragInside UIControlEventTouchDragOutside UIControlEventTouchDragEnter UIControlEventTouchDragExit UIControlEventTouchUpInside UIControlEventTouchUpOutside
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UIControlEvents UIControlEventTouchDown UIControlEventTouchDownRepeat UIControlEventTouchDragInside UIControlEventTouchDragOutside UIControlEventTouchDragEnter UIControlEventTouchDragExit UIControlEventTouchUpInside UIControlEventTouchUpOutside UIControlEventTouchCancel
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Associating actions with UIControlEvents
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Associating actions with UIControlEvents - (void)addTarget:(id)target action:(SEL)action forControlEvents:(UIControlEvents)controlEvents;
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Associating actions with UIControlEvents - (void)addTarget:(id)target action:(SEL)action forControlEvents:(UIControlEvents)controlEvents;
Action Signatures
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Associating actions with UIControlEvents - (void)addTarget:(id)target action:(SEL)action forControlEvents:(UIControlEvents)controlEvents;
Action Signatures - (void)performAction;
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Associating actions with UIControlEvents - (void)addTarget:(id)target action:(SEL)action forControlEvents:(UIControlEvents)controlEvents;
Action Signatures - (void)performAction; - (void)performAction:(id)sender;
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Associating actions with UIControlEvents - (void)addTarget:(id)target action:(SEL)action forControlEvents:(UIControlEvents)controlEvents;
Action Signatures - (void)performAction; - (void)performAction:(id)sender; - (void)performAction:(id)sender withEvent:(UIEvent *)event;
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UIControl Touch Tracking
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UIControl Touch Tracking - (BOOL)beginTrackingWithTouch:(UITouch *)touch withEvent:(UIEvent *)event;
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UIControl Touch Tracking - (BOOL)beginTrackingWithTouch:(UITouch *)touch withEvent:(UIEvent *)event; - (BOOL)continueTrackingWithTouch:(UITouch *)touch withEvent:(UIEvent *)event;
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UIControl Touch Tracking - (BOOL)beginTrackingWithTouch:(UITouch *)touch withEvent:(UIEvent *)event; - (BOOL)continueTrackingWithTouch:(UITouch *)touch withEvent:(UIEvent *)event; - (void)endTrackingWithTouch:(UITouch *)touch withEvent:(UIEvent *)event;
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UIControl Touch Tracking - (BOOL)beginTrackingWithTouch:(UITouch *)touch withEvent:(UIEvent *)event; - (BOOL)continueTrackingWithTouch:(UITouch *)touch withEvent:(UIEvent *)event; - (void)endTrackingWithTouch:(UITouch *)touch withEvent:(UIEvent *)event; - (void)cancelTrackingWithEvent:(UIEvent *)event;
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UIControl Demo
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Demo UIControl
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Summary
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Summary • Touch Sequences • Touch and Event Objects • Touch Delivery • Single Touch • Multiple Touches • Multiple Views • Touch Routing • UIControl Objects
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Questions?
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