Defines Classes for selecting colour from a list or ComboBox TColorPalette - enumerated type: whether default or full palette is to be used TColorBox - presents the user with a ComboBox with a drop-down list from which to select a colour Read specifier for selection property Use GetSelection to convert the item selected into a system color. Write specifier for selection property Use SetSelection to set the item in the ColorBox when appointed a color from code. Write specifier for the Palette property Use SetPalette to determine wether to reset the colorlist in the ColorBox based on the type of palette. Use SetStyle to prevent the style to be changed to anything else than csOwnerDrawFixed. Use DrawItem to customdraw an item in the ColorBox. A color preview is drawn and the item rectangle is made smaller and given to the inherited method to draw the corresponding text. The Brush color and Pen color where changed and reset to their original values. Use Create to create an instance of TColorBox and initialize all properties and variables. Write specifier for the ColorList property Use SetColorList to fill the itemlist in the ColorBox with the right color entries. Based on the value of the Palette property. The Palette of colours to be used for the drop-down list Colors - the indexed colour values available for the list Color - this is the colour for the display of the actual control, not the colour selected from the list TColorListBox - a box containing a simple list of colours from which to select SetColorList - stores the list of colours Colors - the indexed colour values available for the list The colour that has been Selected from the list Color - Determine the colour for the display of the actual control, not the colour selected from the list The Palette of colours from which selection is to be made Register procedure for colorbox This procedure registers the component to the Addtional menu TCustomColorBox - base class for TColorBox Create - constructor for TCustomColorBox: calls inherited Create, sets style, default colours and colour list, ReadOnly and Selected properties TCustomCombobox.Create SetColorList - specifies the list of colours to be presented in the drop-down Colors the colour specified by the Index The Palette of colours to be included The colour that has been Selected from the ComboBox TCustomColorListBox - base class for TColorListBox SetStyle - specify the Style Create - constructor for TCustomColorListBox: calls inherited Create, initialises style, default colours and sets colour list TCustomListBox.Create SetColorList - specifies the list of colours The Colors specified by Index The Palette to be used to supply the colours TColorBoxStyle - set of TColorBoxStyles DoGetColors - perform the code for getting colours PickCustomColor - if True, a custom colour is picked rather than one of the standard list ColorNames - the name of the specified (indexed) colour, stored as a string DefaultColorColor - the default colour, expressed as a Color value

DefaultColorColor - the default colour, expressed as a Color value

The use of the construct ..ColorColor denotes the value of a colour as a TColor, as opposed to an index value

 NoneColorColor - the colour to be used when no selection has been made, or when None is selected, stored as a TColor OnGetColors - event handler for the instruction to Get Colours DoGetColors - perform the code for getting the colours PickCustomColor - if True, a custom colour is picked rather than one from the standard list ColorNames - the name of the indexed colour, stored as a string DefaultColorColor - the default colour, expressed as a Color value

DefaultColorColor - the default colour, expressed as a Color value

The use of the construct ..ColorColor denotes the value of a colour as a TColor, as opposed to an index value

 NoneColorColor - the colour to be used when no selection has been made, or when None is selected, stored as a TColor OnGetColors - event handler for the instruction to Get Colours