UIColor

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Revision as of 09:04, 6 February 2010 by KennyTM~ (talk | contribs) (3.2 colors.)
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UIColor is a class representing a solid color or a pattern, similar to brushes in Windows GDI.

Predefined colors

UIColor defines a list of commonly accessed colors. They can be received using +[UIColor someColor], as listed below:

Documented solid colors

blackColor
0.000
darkGrayColor
0.333
lightGrayColor
0.667
whiteColor
1.000
grayColor
0.500
redColor
1.00, 0.00, 0.00
greenColor
0.00, 1.00, 0.00
blueColor
0.00, 0.00, 1.00
cyanColor
0.00, 1.00, 1.00
yellowColor
1.00, 1.00, 0.00
magentaColor
1.00, 0.00, 1.00
orangeColor
1.00, 0.50, 0.00
purpleColor
0.50, 0.00, 0.50
brownColor
0.60, 0.40, 0.20
clearColor
0.000 [0% alpha]
lightTextColor
1.000 [60% alpha]
darkTextColor
0.000

Undocumented solid colors

tableSeparatorDarkColor
0.67, 0.67, 0.67
tableSeparatorLightColor
0.88, 0.88, 0.88
tableBackgroundColor
1.00, 1.00, 1.00
tableSelectionColor
0.16, 0.43, 0.83
sectionListBorderColor
0.52, 0.56, 0.58 [60% alpha]
sectionHeaderBackgroundColor
0.90, 0.93, 0.99 [80% alpha]
sectionHeaderOpaqueBackgroundColor
0.92, 0.94, 0.99
sectionHeaderBorderColor
0.85, 0.87, 0.91
tableCellBlueTextColor
0.22, 0.33, 0.53
tableCellGrayTextColor
0.50, 0.50, 0.50
textFieldAtomBlueColor
0.16, 0.34, 1.00
textFieldAtomPurpleColor
0.41, 0.00, 0.74
infoTextOverPinStripeTextColor
0.30, 0.34, 0.42
tableCellValue1BlueColor
0.22, 0.33, 0.53
tableCellValue2BlueColor
0.32, 0.40, 0.57
tableGroupedSeparatorLightColor
0.00, 0.00, 0.00 [18% alpha]
tableCellPlainBackgroundColor
1.00, 1.00, 1.00
tableCellGroupedBackgroundColor
0.97, 0.97, 0.97 (iPad) / 1.00, 1.00, 1.00 (iPhone)
tableShadowColor
1.00, 1.00, 0.91
tableGroupedTopShadowColor
0.00, 0.00, 0.00 [8% alpha]
selectionTintColor
0.00, 0.33, 0.65 [20% alpha]
textCaretColor
0.26, 0.42, 0.95 / 0.41, 0.31, 0.27 (MobileNotes)
selectionCaretColor
0.26, 0.42, 0.95
selectionHighlightColor
0.44, 0.66, 0.99 [18% alpha]

Patterns

UIColorPatterns.png pinStripeColor UIPinStripe.png
viewFlipsideBackgroundColor
(Public)
UIStockImageWidgetBacksideBackground.png
underPageBackgroundColor UIStockImageUnderPageBackground.png
noContentLightGradientBackgroundColor UIStockImageNoContentLightGradientBackgroundColor.png
noContentDarkGradientBackgroundColor UIStockImageNoContentDarkGradientBackgroundColor.png
scrollViewTexturedBackgroundColor UIStockImageScrollViewTexturedBackgroundColor.png

Note: the public color +[UIColor scrollViewTexturedBackgroundColor] returns pinStripeColor on iPhone and clearColor on iPad.

CSS colors

Signature -(NSString*)styleString
Available in 2.0 –

UIColors can be converted to CSS colors by the -styleString method. For example, [[UIColor lightTextColor] styleString] gives @"rgba(255,255,255,153)".

References