iOS Development View View

Initializing a view Object//Initialize View

-(ID) initWithFrame: (cgrect) Arect//initialized with a rectangle object

Configuring a View ' s visual appearance//configure visual display

@property (nonatomic, copy) Uicolor *backgroundcolor//Set background color
@property (nonatomic, Getter=ishidden) BOOL hidden//Hide view, default to No
@property (nonatomic) cgfloat Alpha//Set transparency, 0.0 to 1.0 bands
@property (nonatomic, Getter=isopaque) BOOL opaque//Tell the system renderer whether the view is opaque, set Yes to speed up rendering, default to Yes, set to No if alpha value is set
@property (nonatomic) BOOL clipstobounds//whether to crop out-of-bounds views, similar to overflow in CSS, default to No
@property (nonatomic) BOOL clearscontextbeforedrawing//whether to clear the contents of the buffer is not visible, the default is yes, if in a scrolling operation of the view, should be set to no, to avoid re-rendering, improve performance
+ (Class) Layerclass//can return the class used by the primary layer, UIView subclasses can overload this method to let UIView use different calayer to display
@property (Nonatomic, ReadOnly, retain) Calayer *layer//Return to the rendering method used by the core animation layer

Configuring the event-related Behavior//Configure event relationships

@property (nonatomic, getter=isuserinteractionenabled) BOOL userinteractionenabled//Set view to respond to user events such as touch, keyboard , the default is Yes
@property (nonatomic, getter=ismultipletouchenabled) BOOL multipletouchenabled//Set view to respond to multi-touch, default to No
@property (nonatomic, Getter=isexclusivetouch) BOOL Exclusivetouch//Set touch whether to rank it, default to No

Configuring the Bounds and frame rectangles//configure boundaries and rectangular frames

@property (nonatomic) CGRect frame//Set view frame
@property (nonatomic) cgrect bounds//Set view boundary
@property (nonatomic) Cgpoint Center//Set Central point
@property (nonatomic) Cgaffinetransform Transform//Set transform, similar to CSS, Cgaffinetransform is a matrix structure

Managing the View Hierarchy//Manage views level

@property (nonatomic, readonly) UIView *superview//Return to Parent view, read-only
@property (nonatomic, readonly, copy) Nsarray *subviews//Return child view collection, read-only
@property (nonatomic, readonly) UIWindow *window//Return window object, read-only
-(void) Addsubview: (UIView *) View//Add a sub view to view
-(void) Bringsubviewtofront: (UIView *) View//Move a sub-view position to the top of the list
-(void) Sendsubviewtoback: (UIView *) View//Move one sub-view position one cell backward
-(void) Removefromsuperview//Remove the view that invokes the method from its parent view
-(void) Insertsubview: (UIView *) View Atindex: (nsinteger) index//Insert a child view to the specified index, starting with 0
-(void) Insertsubview: (UIView *) View Abovesubview: (UIView *) Siblingsubview//Insert a child view before the specified view
-(void) Insertsubview: (UIView *) View Belowsubview: (UIView *) Siblingsubview//Insert a child view after the specified view
-(void) Exchangesubviewatindex: (Nsinteger) index1 Withsubviewatindex: (nsinteger) INDEX2//Exchange two view index
-(BOOL) Isdescendantofview: (UIView *) View//Determine whether the child node of the specified element or itself

Configuring the resizing Behavior//Configuration size change behavior

@property (nonatomic) uiviewautoresizing autoresizingmask//How child nodes adapt to changes when the parent element's window size changes
@property (nonatomic) BOOL autoresizessubviews//Sub-view adaptive change, default Yes
@property (nonatomic) uiviewcontentmode contentmode//view Adaptive Change Mode
-(Cgsize) Sizethatfits: (cgsize) size//Pass view dimension, return suggested sub view size
-(void) SizeToFit//Adjust the size of the view to fit its contents

Laying out subviews//Layout child node

-(void) Layoutsubviews//Layout sub View
-(void) setneedslayout//Refresh the layout in the next update
-(void) layoutifneeded//Refresh layout now

Opting in to constraint-based layout//How to select constrained layouts

+ (BOOL) Requiresconstraintbasedlayout//Returns whether the view is a constrained layout mode, IOS6
-(BOOL) translatesautoresizingmaskintoconstraints//Returns a BOOL to determine whether the automatic layout can be used for the transition constraint layout, IOS6
-(void) Settranslatesautoresizingmaskintoconstraints: (BOOL) flag//sets whether the automatic layout is converted to constrained layout in the constrained layout system, IOS6

Managing Constraints//Constraint management

-(Nsarray *) constraints//Return to the view's constraint handle, IOS6
-(void) AddConstraint: (Nslayoutconstraint *) constraint//Add constraint handle, IOS6
-(void) Addconstraints: (Nsarray *) constraints//Adding an array of constraint handles, IOS6
-(void) Removeconstraint: (Nslayoutconstraint *) constraint//delete constraint handle, IOS6
-(void) Removeconstraints: (Nsarray *) constraints//delete constraint handle array, IOS6

Measuring in constraint-based layout//measuring constrained layouts

-(Cgsize) Systemlayoutsizefittingsize: (cgsize) targetsize//Return to the most suitable size, IOS6
-(Cgsize) intrinsiccontentsize//Return to the natural dimensions of the view, IOS6
-(void) invalidateintrinsiccontentsize//Invalidates the content size, IOS6
-(Uilayoutpriority) Contentcompressionresistancepriorityforaxis: (uilayoutconstraintaxis) axis//To be added, IOS6
-(void) Setcontentcompressionresistancepriority: (uilayoutpriority) Priority foraxis: (uilayoutconstraintaxis) axis/ /To be added, IOS6
-(Uilayoutpriority) Contenthuggingpriorityforaxis: (uilayoutconstraintaxis) axis//To be added, IOS6
-(void) Setcontenthuggingpriority: (uilayoutpriority) Priority foraxis: (uilayoutconstraintaxis) axis//To be added, IOS6

Aligning views with constraint-based layout//Calibration constraint layouts

-(CGRect) Alignmentrectforframe: (CGRect) frame//To be added, IOS6
-(CGRect) Frameforalignmentrect: (cgrect) Alignmentrect//To be added, IOS6
-(Uiedgeinsets) alignmentrectinsets//To be added, IOS6
-(UIView *) viewforbaselinelayout//To be added, IOS6

Triggering constraint-based layout//triggering constrained layouts

-(BOOL) needsupdateconstraints//Returns whether the constraint layout needs to be updated, yes Yes, IOS6
-(void) setneedsupdateconstraints//update constrained layout, IOS6
-(void) updateconstraints//update constrained layout, IOS6
-(void) updateconstraintsifneeded//update constrained layout and its sub-layout, IOS6

Debugging constraint-based Layout//debug constrained layouts

-(Nsarray *) Constraintsaffectinglayoutforaxis: (uilayoutconstraintaxis) axis//To be added, IOS6
-(BOOL) hasambiguouslayout//To be supplemented, IOS6
-(void) exerciseambiguityinlayout//To be added, IOS6

Drawing and Updating The View//drawing and updating views

-(void) DrawRect: (cgrect) rect//Draw a rectangle in view
-(void) Setneedsdisplay//Make view redraw
-(void) Setneedsdisplayinrect: (cgrect) invalidrect//Specify rectangle Redraw
@property (nonatomic) cgfloat contentscalefactor//To be added

Formatting printed View content//formatting contents

-(Uiviewprintformatter *) Viewprintformatter//Return to view of the Print object
-(void) DrawRect: (cgrect) area forviewprintformatter: (Uiviewprintformatter *) formatter//use a region to print

Managing Gesture recognizers//Manage gestures

-(void) Addgesturerecognizer: (Uigesturerecognizer *) Gesturerecognizer//Add gesture recognizer
-(void) Removegesturerecognizer: (Uigesturerecognizer *) Gesturerecognizer//delete gesture recognizer
@property (nonatomic, copy) Nsarray *gesturerecognizers//Get Gesture Collection
-(BOOL) Gesturerecognizershouldbegin: (Uigesturerecognizer *) Gesturerecognizer//Determines whether this gesture is recognized by the return value

Animating view with Blocks//make multiple views perform animations

+ (void) Animatewithduration: (nstimeinterval) Duration delay: (nstimeinterval) Delay options: (uiviewanimationoptions) Options animations: (void (^) (void)) animations completion: (void (^) (BOOL finished)) completion//make one or more view perform animations
+ (void) Animatewithduration: (nstimeinterval) duration animations: (void (^) (void)) animations completion: (void (^) ( BOOL finished)) completion//make one or more view perform animations
+ (void) Animatewithduration: (nstimeinterval) duration animations: (void (^) (void)) animations//make one or more view perform animations
+ (void) Transitionwithview: (UIView *) View Duration: (nstimeinterval) Duration options: (uiviewanimationoptions) Options animations: (void (^) (void)) animations completion: (void (^) (BOOL finished)) Completion//Create transition animation on a view
+ (void) Transitionfromview: (UIView *) Fromview Toview: (UIView *) Toview Duration: (nstimeinterval) Duration options: ( uiviewanimationoptions) Options Completion: (void (^) (BOOL finished)) Completion//

Animating views//view Animation

+ (void) Beginanimations: (NSString *) Animationid context: (void *) context//Flag Animation code Start

iOS Development View View