uikit framework

The system architecture of iOS is divided into four tiers: the core OS layer, the core service layer, the media layer, and the Cocoa touch layer.     The 1.Core OS layer-----contains core parts, file systems, network fundamentals, security features,

the system architecture of iOS is divided into four tiers: the core OS layer, the core service layer, the media layer, and the Cocoa touch layer. The 1.Core OS layer-----contains core parts, file systems, network fundamentals, security features,

iOS is an operating system running on iphone, IPod touch or ipad, previously called iphone Os,ios and Mac OS X have a common infrastructure and underlying technology. iOS is designed for mobile devices, so it's slightly different from Mac OS X

1. quartz2d Overview and roleThe quartz2d API is pure C, and the Quartz2d API comes from the core graphics framework.Data types and functions are basically prefixed with CG, such as:CgcontextrefCgpathrefCgcontextstrokepath (CTX);......The Quartz 2D

Recently more busy, there have been relative to the Android understanding of the idea, so recently saw something about Android, found that as long as iOS, the development of Android will be relatively fast.650) this.width=650; "src=" http://s3.51cto.

6. Use obj-C to write a bubble sort. -(Void) mysort :( nsmutablearray *) mutarray {ID tmpobj = nil; unsigned long flag = mutarray. count-1; // flag: the largest flag while (flag> 0) {int K = flag; flag = 0; For (Int J = 0; j Extended: C language

We often start with Helloworld when learning a development language, so I started my iphone development journey with Helloworld and learned about the architecture and lifecycle of iphone applications. Open xcode to create a UIView-based project. The

About Text Kit, textkit1. What is Text Kit? In iOS 7, Apple introducedText Kit-- Text Kit is a fast and modern Text layout and rendering engine. In the UIKit framework, Text Kit defines some classes and related Protocols. Its main function is to

IOS development and ios development tutorialQuartz 2D Introduction Is a two-dimensional Drawing Engine that supports both iOS and Mac systems.Jobs that can be completed by Quartz 2DDrawing: lines, triangles, rectangles, circles, and ArcsDraw

1.0 Quartz 2D introduction, 1.0quartz2d Introduction Quartz2D notes:   (1) Quartz 2D is Apple's official two-dimensional Drawing Engine. It also supports iOS and Mac OS X systems (cross-platform, pure C language) (2) The Quartz2D

IOS series basics 05 view originator, ios BasicsIOS series basics 05 view originator-UIView   Directory:   In the Cocoa and Cocoa Touch frameworks, the "root" class is the NSObject class. Similarly, in the UIKit framework, there is also a magic

The cocoa framework includes two core frameworks:FoundationAndApplication Kit(Uikit) framework. It is necessary in cocoa development. For other frameworks (such:Core Data,Sync services,Address book,PreferencePanes,Screen Saver,Web Kit) Then

Windows and ViewsWindows and views are visual components that construct the user interface for iphone applications. The window provides a background platform for content display, while the view is responsible for most of the content mapping and is

1, UIViewIn Objective-c, NSObject is the "root" class for all classes. Similarly, in the Uikit framework, there is an amazing class UIView. From an inheritance relationship, UIView is the root of all views.1.1. UIView FamilyUIView is broadly divided

Media layerThe media layer contains graphics, audio, and video technologies that combine to bring the best multimedia experience to mobile devices and, more importantly, make it easier to create apps that are good for external guanyin. You can use

Quartz2d notes: (1) Quartz 2D is Apple's official two-dimensional drawing engine that supports both iOS and Mac OS x systems (cross-platform, pure C-language) (2) quartz2d API is a pure C language

This article is the translation of the article "Sunvey The Major framworks"The framework is a directory that contains shared libraries, access to the header files of the code in the shared library, and other resource files for pictures and sounds. A

Target Review basic component windows and views Understand common view components in IOS UIKit framework Display Control-label UILabel Display Control-text box control UITextField Control-button UIButton Control-switch UISwitch Control-slider

IOS event mechanism (I), ios event mechanism This article describes how to learn and analyze events in iOS and their transmission mechanisms. In iOS, events are classified into three types: Touch events (single point, multi-touch, and various

Organized from the Internet, thanks to the original author!1.iOS is based on UNIX systems, so it's much better from the stability of the system than the products of other operating systems.The 2.iOS system architecture is divided into four tiers,