vudu ios

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. First enter finish and press done on the keyboard to turn off the keyboard First in Interface Builder select Textfields, and then in the text Field attributes found text Input Traits, select Return key for done. Ok

This article mainly gives you a summary of 2 ways to implement the iOS touch-screen event, simple and practical, the need for small partners can refer to. The code is as follows: Inside a function (initialization, etc.), add the scope to identify the touch event Infoview=[[uiview Alloc] Initwithframe:cgrectmake (20, 100,220, 280)];//range, out of this range will not detect the touch of Infoview.backgroundcolor=[uicolor Bluecolor]; infoview.alpha=

The most depressing thing about iOS development is that the program crashes without warning, using the BT command to play the call stack, giving a bunch of system exc_bad_access information, and there's no way to locate the problem. First of all, exc_bad_access this error, so to speak, 90% of the source of the error is the release of an object that has been released. As a simple example, let's look at a piece of Java code First: public class test{ p

This explains that Apple does not have an open status bar API, and there is no mention in the official iOS documentation of how to modify window level; First look at the available values for window level include: 1:typedef CGFloat Uiwindowlevel; 2:const Uiwindowlevel Uiwindowlevelnormal; 0.0 3:const Uiwindowlevel Uiwindowlevelalert; 2000.0 4:const Uiwindowlevel Uiwindowlevelstatusbar; 1000.0 By default our UIView layer are all on the Uiwindowlev

The so-called animation effect, is to move the painting, to iOS app in terms of words, is a variety of uiview mobile. Think about what you need to think about if we're going to achieve all the UIView animations ourselves? * Where is the UIView now? * Where will the UIView finally move? * How does the uiview move there? * How long does the animation last? * Minimum time interval for each move? * Where should the moving of the minimum time interva

Although the biggest change in iOS 7 is the user interface, Apple's engineers have added a lot of new features, big and small, and don't know if any of the following have been found? Depending on the app's different computational data flow consumption: In the settings, users can view the data traffic consumed by each app. Users can allow a single app to open a data network. Apps can be updated automatically: The App Store can now automatically upd

What is the method you use to persist data? This is an issue that will be mentioned in almost every conversation or discussion about iOS technology, and the enthusiasm for this issue continues to soar. This article mainly from the concept of "data storage" This problem, and combined with their characteristics and the application of the scene to provide you with a choice of ideas, does not elaborate on a certain way of technical details. When it comes

/mobile/library/mobile documents/98z3r5xu29~com~51work6~mynotes/ The 98z3r5xu29 was generated when the iOS developer configured the portal site Creation app ID, which is called the team ID. If the application does not use the icloud key value data store Key-value store can not be configured. Custom document Classes We need to encapsulate a document class, which inherits the abstract class Uidocument, and Uidocument implements the Nsfilepresenter p

(Uipagecontrol) and ScrollView, the split-screen control is the iOS standard control. There are two kinds of gestures based on the split-screen navigation, one is to click on the left side (top) or the right (bottom) to achieve the screen, the other is to use the hand on the screen slide to achieve the flip screen. The total number of screens should be limited to 20, and the dots of more than 20 split-screen controls will overflow. In fact, if one a

There are design patterns in software design and design patterns in UI design. Because the application of table views is extremely extensive in iOS, this section describes two UI design patterns in Table view: Paging mode and Drop-down Refresh (pull-to-refresh) mode. These two models have become the standard of mobile platform development. Paging mode Paging mode regulates the processing of a large number of data requests by mobile platforms. Pul

This article mainly introduced the iOS in a paragraph of text to set up a variety of font color code, very practical, there is a need for small partners to refer to. Given range and the color you want to set, you can set several different font colors for a paragraph of text, using the following methods: The code is as follows: [Self Fuwenbenlabel:contentlabel fontnumber:[uifont systemfontofsize:15] Andrange:nsmakerange (6, 1) AndColor: Rgbacolor (3

1. Insert ipod, eject "This device is no longer connected." The warning message box is as follows: Solution: There is a problem with the device connection, mine is the line has a problem, I changed the root line on the normal. 2. Insert the ipod and eject "could not receive a message from the device." The warning message box is as follows: WORKAROUND: The data on the network is said to reboot the device, but I reboot the warning box still eject. The problem was solved

IOS development of the custom button to achieve the position of the text picture freely customized Perhaps some of the friends who read this article will feel very disdain: "button who will not customize?" You still need to see that? "It is also true that the button is one of the most common controls in our project and is used every day." For different types of buttons, whether we have a more convenient way to achieve requirements is what we need to

IOS7 Click on the blanks to hide the keyboard in several ways, as follows: iOS development often use the input box, by default, click the input box will eject the keyboard, but must implement the input box return delegate method to cancel the keyboard display, for the user experience is very unfriendly, we can click on the keyboard outside the blank area to hide the keyboard, I've summed up several ways to hide the keyboard below: First, there are t

IOS App Code-free intrusion Method hook The study of continuing OBJECTIVE-C runtime Recent company projects are doing user behavior analysis So app-side in some pages to switch, interactive operation of the need to send a message to the statistical system In dozens of controller projects, adding code one by one is completely impossible, and maintenance is also laborious But what needs to be dealt with here is Controller, which can be implemented

This example for you to share the iOS verified mobile phone number of code snippets for your reference, the specific content as follows Determine if the phone number format is correct + (BOOL) Valimobile: (NSString *) Mobile {mobile = Mobile stringbyreplacingoccurrencesofstring:@ "" Withst ring:@ ""]; if (Mobile.length!=) {return NO; }else{/** * Mobile number section Regular expression */nsstring *cm_num = @ "^ ((13[4-9)) | ( 147) | (15[0-2

For example, after sending the verification code, the button state needs to be disable, displaying the countdown time every second, setting only Or is not enough, the button will flash a flicker of jitter. Needs to be set at the same time: Button.titleLabel.text = title; Or Button.titleLabel.text = title; [Button Settitle:title Forstate:uicontrolstatenormal]; The above is a small set to introduce the iOS countdown

I. Overview The iphone handles touch screen operation, before 3.2 is mainly used by the uiresponder of the following 4 ways: -(void) Touchesbegan: (Nsset *) touches withevent: (Uievent *) event -(void) touchescancelled: (Nsset *) touches Withevent: (uievent *) event -(void) touchesended: (Nsset *) touches withevent: (Uievent *) event -(void) Touchesmoved: (Nsset *) touches withevent: (Uievent *) event But in this way, it is troublesome to discriminate between different gestures

One feature of the iOS version of micro-mail: When you send a photo in a friend's circle, you can show the location based on where the photo was taken. News, netizens have started to try new features of the play. When uploading pictures in the micro-trust circle, the location of the photos can be automatically identified by the click position. In the past when we send friends, we can display their location information, and now automatically read t

": "Failed"); } } We want to modify the template as follows in the path/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/ Library/Xcode/Templates/Project\ Templates/iOS/Application/Cocoa\ Touch\ Application\ Base.xctemplate Open the file and search for the following code in the file Change it to The purpose is to add an environment variable to the entry file of the Xcode project created