This is the legacy 4D documentation web site. Documentations are progressively being moved to developer.4d.com
- 4D Language Reference
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- System Environment
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Count screens
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Current client authentication
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Current machine
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Current system user
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Font file
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FONT LIST
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FONT STYLE LIST
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GET SYSTEM FORMAT
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Get system info
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Is macOS
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Is Windows
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LOG EVENT
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Menu bar height
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Menu bar screen
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OPEN COLOR PICKER
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OPEN FONT PICKER
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SCREEN COORDINATES
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SCREEN DEPTH
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Screen height
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Screen width
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Select RGB Color
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SET RECENT FONTS
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SET SCREEN DEPTH
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System folder
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Temporary folder
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Screen width
| Screen width {( * )} -> Function result | ||||||||
| Parameter | Type | Description | ||||||
| * | Operator |
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Windows: width of application window, or width of screen if * is specified Macintosh: width of main screen | |||||
| Function result | Longint |
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Width expressed in pixels | |||||
On Windows, Screen width returns the width of 4D application window (MDI window). If you specify the optional * parameter, the function returns the width of the screen.
On Macintosh, Screen width returns the width of the main screen, the screen where the menu bar is located.
Product: 4D
Theme: System Environment
Number:
187
Created: < 4D v6
4D Language Reference ( 4D v20)
4D Language Reference ( 4D v20.1)
4D Language Reference ( 4D v20.2)
4D Language Reference ( 4D v20.3)
4D Language Reference ( 4D v20.4)
4D Language Reference ( 4D v20.5)
4D Language Reference ( 4D v20.6)
