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The colour support classes

The EIKON environment — CEikonEnv class

An environment for creating EIKON controls, and utilty functions for manipulating them.

Grey/colour palette — CEikGrayPalette class

Grey palette. May be created by the grey selector class (CEikGraySelector) and displayed as a popout list. Supports colour selection in ER5.

Colour manipulation utilities — EikColorUtils class

Colour manipulation class. Used to adjust physical colour values.

24-bit colour value — TRgb class

The GDI uses a 24-bit RGB colour model, 8 bits each for red, green and blue. All drawing functions are specified in terms of a 32-bit TRgb colour containing the three colour values plus 8 unused bits.

Display mode utilities — TDisplayModeUtils class

Provides display mode enquiry functions.

Displayable window — RWindowBase class

The abstract base class for all displayable windows

Window server session — RWsSession class

Represents a session from the client to the window server.

File compression type — TBitmapFileCompression enum

The type of compression used to store a bitmap.

CONE control base class — CCoeControl class

The base class for implementing controls.

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