Those who create responsive design for iPhone may be aware of the viewport scaling bug in iPhone Safari. The bug occurs when you set the viewport width to device-width and rotate the phone to landscape view. To see this in action, view the bug demo page with your iPhone and rotate the phone from portrait to landscape view (you should see the page being scaled up). This is a known bug for a long time. Today I'm going to share some tips on how to fix this bug. Problem (view demo) iPhone Safari Viewport Scaling Bug
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A tale of two viewports — part two Page last changed today Related files: Part one of this article, about desktop browsers. Compatibility tables.
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Abstract HTML4 and CSS2 currently support media-dependent style sheets tailored for different media types. For example, a document may use sans-serif fonts when displayed on a screen and serif fonts when printed. ‘screen’ and ‘print’ are two media types that have been defined.
Advertisement The iPhone 4 features a vastly superior display resolution (614400 pixels) over previous iPhone models, containing quadruple the 153600-pixel display of the iPhone 3GS. The screen is the same physical size, so those extra dots are used for additional detail — twice the detail horizontally, and twice vertically. For developers only using Apple’s user interface elements, most of the work is already done for you. Designing for iPhone 4 Retina Display: Techniques and Workflow - Smashing Magazine
Four years ago, (eight months before the original iPhone was announced) Dave Hyatt wrote about high DPI web sites on the Surfin’ Safari blog: One area of Web design that is going to become more important in the coming years is high DPI. For those of us working on WebKit, this will also become an issue for WebKit applications and for Dashboard widgets. The future is now. Targeting the iPhone 4 Retina Display with CSS3 Media Queries - WaltPad
So, um, maybe you heard: there’s a new iPhone out. For my money (and I shelled out plenty for it), the phone’s best feature is the new “Retina display,” the eye-popping high-resolution screen. Everything they say about it is true: at 320 ppi, the pixels are just plain invisible. The crisp bright screen really looks as good as print, absolutely gorgeous. But what soothes the eye also adds headaches for designers. For three years, the iPhone came in just one flavor of screen resolution: the 3.5-inch screen was always 320x480 pixels. Designing for iPhone 4's Retina Display
For three generations of the iPhone, Apple kept the screen consistent (320x480 pixels and 3.5 inches diagonal). But now Apple's new iPhone 4 boasts the "highest resolution phone screen ever (960x640 pixels, 3.5 inches diagonal, & an 800:1 contrast ratio)." What's the impact to designers? But first, why is it an issue? Because of PPI (pixels per inch) or pixel density variations. Designing for the Retina Display (326ppi)
Great tips to improve your iOS design workflow. This article is outdated. The current version of this article includes data for newer iOS devices such as iPhone 5 and the new iPad. Check out the iOS Design Cheat Sheet Volume 2. The iOS Design Cheat Sheet / Ivo Mynttinen - (Navigazione anonima)
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Making a webapp for the iPhone is a lot like making a normal web site, but with a few quirks to abide by. In this article, I’ll give you a wide variety of tips, covering things such as: “must-haves”, usability guidelines, testing/debugging, pitfalls, and performance issues. I hope you enjoy it! WebApps vs. Native Apps Keep in mind that a web application runs in the browser, while a native application is installed on the iPhone. 10 Tips for New iPhone Developers
While the iPhone packs a lot of resolution into its relatively small screen, the address bar consumes about 60 pixels of real estate by default when a page is loaded in MobileSafari. With either 320 or 480 pixels available to the viewport, 44 of which are reserved for the bottom toolbar, it’s necessary to maxamize every available pixel. Below, we will show you two examples you can use to hide the default address bar when the page loads, allowing you to reclaim this valuable space in your iPhone presentations. How to Hide the Address Bar in MobileSafari « Mobile
Hide the Address Bar within Mobile Safari With both iOS and Android-driven devices using WebKit as their browser's rendering engine, web developers have many advantages: A rendering engine with capable of flawless CSS animationsA rendering engine that's fast...very fastA rendering engine that's modern and forward-thinking These advantages allow us to create web apps within that browser that look as good as native applications.
Gotcha: Hiding the Status Bar Okay, so this is a well-worn topic. However, there are a few potential gotchas that are worth visiting. To begin, if you want to hide the status bar in a running application, it’s quite simple – this technique is handy for things that are best shown fullscreen, for example, I used this technique when previewing images for an iPhone wallpaper app so users could see the entire image with no scaling. Hiding the status bar is as easy as: Gotcha #1 If you want to set the status bar to hidden at application startup, if you attempt to use the above line inside the applicationDidFinishLaunching method, the status bar will be shown while your application is loading, then it will quickly disappear. Not a good thing.
statusbar - IOS 4.3 hide status bar permanently