iphone screen blinking

Blogger: Yi Feifei Link: http://www.yifeiyang.net/iphone-developer-advanced-8-touch-screen-test-event/Reprinted text.IPhone development (8) --- screen touch Detection In this case, you can customize the touch event on the uiview. As an example, you can simply detect the touch event and display the current coordinates on the console.First, add a new file, such: In

DetailsIPhone full screen displayCameraViewIs the content to be introduced in this article, mainly introducesIphone full screen display. This article describes how to call a system camera in iPhone application development. However, sometimes I need to customize the content of the camera.ViewAdd other controls, the following is the cameraViewThe maximum number of

With the increase in Apple products and the increasing number of screen sizes, how do we make our app adapt to different types of apple screen sizes when writing programs?When Apple gave a solution, a point concept was proposed. A point in 3gs corresponds to one pixel, and a point in 4 (s) corresponds to two pixels. In iOS development, it is more convenient to point as a unit, as @1x in the following table

This example describes how JavaScript implementations invoke different style sheets based on the iphone's screen orientation. Share to everyone for your reference. Specifically as follows: When the iphone screen rotates, this JS code can dynamically invoke different styles to fit the screen transformation I

First on the IPhone home screen to find the "settings" icon, click Open, as shown in the picture 2 Find the "sound" option in the Settings list and click Enter as shown in the picture 3 Locate the lock sound option in the Sound Settings list, as shown in the figure 4

horizontally, home button on the leftUideviceorientationfaceup,//Device oriented flat, face upUideviceorientationfacedown//Device oriented flat, face down */Switch (Orient){ caseuideviceorientationportrait:break; caseuideviceorientationlandscapeleft:break; caseuideviceorientationportraitupsidedown:break; caseuideviceorientationlandscaperight:break;default:break;}}Notice that the direction in this way also includes facing up or down, it is easy to see that this is entirely based on the physi

Ios (ipad, iphone) general method of screen rotation Detection In special scenarios, screen rotation is needed. It is convenient to implement related functions in ios. Here are two methods: 1. register the UIApplicationDidChangeStatusBarOrientationNotification notification (for example, register the notification in viewdidload of a viewcontroller class). The samp

In the unlocked screen state, the iphone phone calls can be clicked by clicking on the red button to hang up the phone, but the lock screen state to hang up the phone how to do? This problem actually baffled a lot of Apple users, in fact, the method is very simple, small series to teach you. As shown above in the IPhone5S and previous versions of the power sup

Today, when we were dealing with the development of a touch-screen product, we were tortured by the horizontal and vertical screen modes. The iphone can use the onorientationchange event, but the android onresize event will be triggered multiple times even if it is not rotated. I checked a lot of information and concluded that function orientationChange () {switc

APP size, remove the status bar Cgrect r = [uiscreen mainscreen]. applicationframe; R = 320,460 Screen Size Cgrect RX = [uiscreen mainscreen]. bounds; R = 320,480 Status Bar size CGRect rect;rect = [[UIApplication sharedApplication] statusBarFrame]; How to obtain screen resolution in iPhone Cgrect rect = [[uiscreen mainscreen] bounds];Cgsize size = rect. size

I had an article about how to pin a Web site to the Start menu in Windows, and you can customize icons, colors, and windows push notifications, but Apple has a similar function by adding the link tag to the Head section of the page. In Safari we can easily add a website to the iphone's home screen to make it look like a normal app.To do this, simply drop a picture named "apple-touch-icon.png" in your site's root directory, just like add Favicon (the i

template is the borderbrush attribute bound to the control, in this way, when the color of the control boerderbursh changes, the result is that the background attribute in the template is changed, and the color indicated by the Red Arrow is visually changed. Next, let's take a look at the attributes of contentprestener. We found that it has a content attribute. If you click it, we also find that it is also bound. It is bound to the content attribute of the Control. By default, a checkbox is dr