IOS

IOS changes the keyboard color code The iphone and ipod Touch's keyboard colors can actually be changed by code to better match the app's interface style, following the code that changes the iphone's keyboard color. 1, only number pad and phone

iOS has two ways of photographing and video: 1. Direct use of Uiimagepickercontroller, this class provides a simple and easy to take pictures and select pictures in the library function. 2. Another way is to fully customize the photo-taking

The Cclayer class is used to receive touch input. However, you must first enable this feature before you can use it. You let the layer receive the touch event by setting istouchenabled to Yes: Copy Code code as follows:

Send mail1. Import library file: Messageui.framework2. Introduction of header Files3. Implement Agent and code example: Copy Code code as follows: -(void) didclicksendemailbuttonaction{ if ([mfmailcomposeviewcontroller cansendmail] =

Uievent is a collection of uitouch that is responsible for responding to touch events in iOS. The concept of a responder chain is also mentioned, in which all events have a first responder, and events can be passed down the responder chain. Next is

Nsurl is actually the website address that we see in the browser, this is not a string, why also write a nsurl, mainly because the website address of the string is more complex, including a lot of request parameters, so in the request process needs

One, processes, and threads1. What is a processA process is an application that is running in the systemEach process is independent, with each process running in its dedicated and protected memory space For example, open QQ, Xcode at the same

In the iOS development process, often need to communicate with the server data, JSON is a commonly used efficient and concise data format. There are two structures of JSON construction: JSON is simply a set of objects and arrays in JavaScript, so

Looking at the mobile market, a mobile app, to long-term in the mobile market foothold, at least to include the following elements: Practical features, a strong user experience, gorgeous and concise appearance. Behind the gorgeous appearance, the

Let's take a look at the effect chart ↓ There are many ways to display this effect: Method One: Use two pictures, as the background picture of the border and the picture in the middle, then use ImageView Cornerradius to do the circle, the

Before doing a bit of something, to fit 6 and plus, do your own cut map to find it really annoying enough. The method of generating PNG graphics based on vector graph is also afterwards know, study, hope next can practice. Enter the translation

1: Get the font file Download font files from a variety of sources TTF, website or from other IPA. (Take Fzltxh.ttf as an example) 2: Copy the Fzltxh.ttf file to the project 3: Add items to Info.plist: Fonts provided by Application (uiappfonts)

Foreword: Recent company Project has a demand, need to realize let a view follow ellipse trajectory to do animation, effect realizes, on own encapsulation made a small demo, use more convenient. First look at the effect: Oval. gif The white oval

I've seen an article about five ways to communicate between apps, which have URL Scheme,keychain,uipastedboard,uidocumentinteractioncontroller and use sockets for local communication. The first 4 kinds of things have been useful, but also relatively

Objective We all know that the implementation of the status bar (StatusBar) automatically return to the top effect, designed to facilitate the user browsing the interface, click the status bar can quickly return to the top of the interface, so

1, in IOS8 before, we realize TableView slide show Delete, top, more and so on the button, all need to implement themselves, in the IOS8 system has been written, as long as a proxy method and a class on the line 2, IOS8 protocol to a method, the

There are many times in the project that meet this need, the realization of a number of pictures of the infinite cycle of rotation, has done before, several places in the project used, at that time did not package, a few places are copied almost the

Today the main use of the animation class is calayer under the catransition as for the various animation class how to inherit in this also do not repeat, online information is a catch a lot. Good nonsense less to cut to the point of today. 　I.

This example for you to share the iOS hand-sign password unlock the relevant code for your reference, the specific content as follows LOCKVIEW.M//gesture unlock////Created by Daniel on 16/4/4. copyright©2016 years Daniel. All rights reserved.

In iOS application development, there are three types of view objects open the virtual keyboard, input operations, but how to turn off the virtual keyboard, but does not provide an automated method. This needs to be achieved on our own. These three