SysInfo

From NSB App Studio
Jump to: navigation, search

SysInfo(number)

Description

SysInfo returns information about the device.

Screen sizes may be reported differently depending on the device and operating system. If you want to get a headache, read this analysis of screen size issues on mobile devices:

http://tripleodeon.com/2011/12/first-understand-your-screen/

Also, see this handy table:

http://tripleodeon.com/wp-content/uploads/2011/12/table.html

0 Width of screen - actual screen size in Portrait mode SM_CXScreen
1 Height of screen - actual screen size in Portrait mode SM_CYScreen
2 Width of screen in current orientation
3 Height of screen in current orientation
4 Running on a touch screen device? True/False
5 Device Pixel Ratio: how many physical pixels make up 1 display pixel? For example, on a retina device, this value will be 2. Same as window.devicePixelRatio
10 Milliseconds since 01/01/70
108 screen.availWidth
109 screen.availHeight

Example

Rem SysInfo Example
MsgBox "The device’s device pixel ratio is " & SysInfo(5)

Output

Running on iPhone 5 with retina display:

The device’s device pixel ratio is 2