fluke vfl

Automatic Layout of IOS development-VFL language and ios Layout-vfl VFL is an abstract language developed by Apple to simplify Autolayout encoding. It is worth learning and learning about the pure code enthusiast. 1. What is VFL? VFL stands for Visual Format Language, whic

Using the VFL in Auto layout (Visual format language)-code for automatic layout2014-12-09 10:56 Edit: Zhiwupei Category: iOS development Source: Witty Novice contributor 6 23450 Auto layout automatically layouts VFLRecruitment information: Advanced iOS Development Engineer Senior PHP Development Engineer Senior iOS Research engineer iOS Development Engineer Advanced iOS mobile Application software Development Engineer (trainer

This article will show you how to use the VFL to implement automatic layout with a simple UI. The automatic layout avoids the use of code to optimize and to implement different UIs based on content.One: API Introduction Nslayoutconstraint API 1234 NSLayoutConstraint+(NSArray*)constraintsWithVisualFormat:(NSString*)formatoptions:(NSLayoutFormatOptions)optsmetrics:(NSDictionary*)metricsviews:(NSDictionary*)views;

Http://www.cocoachina.com/ios/20141209/10549.htmlThis article will show you how to use the VFL to implement automatic layout with a simple UI. The automatic layout avoids the use of code to optimize and to implement different UIs based on content.One: API Introduction Nslayoutconstraint API 1234 NSLayoutConstraint+(NSArray*)constraintsWithVisualFormat:(NSString*)formatoptions:(NSLayoutFormatOptions)optsmetrics:(NSDi

appropriate. 4. Support multi-turn screen ipad app. (Is there a need to support multiple iphone scenarios?) So long, brain-crippled? 5. Other business is not complex, the page less application, in fact, cocoa programmers have written for many years code has their own UI programming habits, these habits for them is very efficient.Even the first one says that the coordinates of the layout are relative. If you are accustomed to code writing layouts, it is recommended that you continue to follow an

AutoLayout: VFL language code implementation (a magic language) and autolayoutvfl1. What is VFL? Why is VFL required?VFL stands for Visual Format Language. It is translated as "Visual Format Language". VFL is an abstract Language code analysis launched by Apple to simplify A

This article will show you how to use the VFL to implement automatic layout with a simple UI. The automatic layout avoids the use of code to optimize and to implement different UIs based on content.One: API Introduction Nslayoutconstraint API 1234 NSLayoutConstraint+(NSArray*)constraintsWithVisualFormat:(NSString*)formatoptions:(NSLayoutFormatOptions)optsmetrics:(NSDictionary*)metricsviews:(NSDictionary*)views;

This article will show you how to use the VFL to implement automatic layout with a simple UI. The automatic layout avoids the use of code to optimize and to implement different UIs based on content.One: API Introduction1.NSLayoutConstraint APINslayoutconstraint + (Nsarray *) Constraintswithvisualformat: (NSString *) format options: (nslayoutformatoptions) opts Metrics: (nsdictionary *) metrics Views: (Nsdictionary *) views;Parameter description:Format

Original: http://www.cocoachina.com/ios/20141209/10549.htmlThis article will show you how to use the VFL to implement automatic layout with a simple UI. The automatic layout avoids the use of code to optimize and to implement different UIs based on content.One: API Introduction Nslayoutconstraint API nslayoutconstraint+ (Nsarray *) Constraintswithvisualformat: (NSString *) format options: (nslayoutformatoptions) Optsmetrics: (Nsdictionar

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"Basic Syntax"The syntax of the VFL is H: and V: opening, which represents horizontal and vertical.Next, if you want to involve distance, use |-x-,x as the distance point.For views, surround with [], for example [Blueview].① The following statement implements the edge 20 points of the blueview horizontal direction around each distance controller:h:|-20-[blueview]-20|② If you want to specify a wide height, fill in the constant value with parentheses af

What is the VFL languageThe VFL (visual format Language), "Visual formatting language".The VFL is an abstract language that Apple has introduced to simplify AutoLayout coding.Syntax descriptionH:[cancelbutton (-[acceptbutton)-]cancelbutton width 72,acceptbutton width 50, The spacing between them is H:[wideview (>=)]wideview width is greater than or equal to 60poi

Autolayout and VFL, AutolayoutVFLAutolayout, started at iOS6.0I. When is autolayout suitable?1. Irresponsible wall riding statement: as more and more apple devices are available, your applications should all use al. (And use sb) 2. Depending on the application content. If you have a large amount of information, you need to display a large number of categories, the size is dynamic, and even these are in the list. (Such as social applications ). Al can

Autolayout code implementation example-02-use VFL 0. Introduction: VFL stands for visual format language, which can abstract the layout of one or more views. VFL is simpler than autolayout using linear formulas. 1. Example 1 Requirement: create two views, one in blue and one in red. The distance between blue and the top, left, and right of the screen is 20, make

VFL:Visual Format languageWriting:Functional expressionsHorizontal direction H:Vertical direction V:views [view]Superview |Relationship >=,==,Space, Gap-Priority @valueIt is important to note that in the code created by UIView, be sure to add the following codeXxx.translatesautoresizingmaskintoconstraints=no;If you do not have the above line, your constraint will not take effect, and the console will output a series of errors.The specific code://1. Adding Controls UIView *blueview = [[UIView all

What is the VFL languageThe VFL (visual format Language), "Visual formatting language".The VFL is an abstract language that Apple has introduced to simplify AutoLayout coding.Syntax descriptionH:[cancelbutton (-[acceptbutton)-]cancelbutton width 72,acceptbutton width 50, The spacing between them is H:[wideview (>=)]wideview width is greater than or equal to 60poi

Http://www.cnblogs.com/chars/p/5146607.htmlWhat is the VFL languageThe VFL (visual format Language), "Visual formatting language".The VFL is an abstract language that Apple has introduced to simplify AutoLayout coding.Syntax descriptionH:[cancelbutton (]-12-[acceptbutton)]cancelbutton width 72,acceptbutton width 50, between them a distance of H:[wideview (>[email

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1. Using autoresizing2. Using AutoLayout3.VFL language (Visual format Language: Visual formatting language)Using autoresizingClick on the xib file, remove the use of AutoLayout (AutoLayout and only use one)shown in 1. Represents the view distance from the parent containerTop ofDistance fixed 2. Represents the view distance from the parent containerleftDistance fixed 3. Represents the view distance from the parent containerBottomDistance fixed 4. Repre

IOS intermediate-Autolayout and VFL, autolayoutvfl*/The following are not commonly used// Be sure to remember // 1. when setting constraints for a control, you must disable autoresing on the control. // 2. when adding constraints to a control, make sure that the control is in the hierarchy of the controller View.-(Void) viewDidLoad {[Super viewDidLoad];UIView * redView = [[UIView alloc] init];RedView. backgroundColor = [UIColor redColor];[Self. view a