<< Click to Display Table of Contents >> Navigation: »No topics above this level« Colors and themes |
All colors are in 32 bit RGBA format To convert from windows color use Win2Color(WinColor) (htutils unit).
Following functions are used for color encoding/decoding
function htmlHextoColor(const s: string): cardinal;
Convert color string in any format to color.
function htmlHextoColorSys(const s: string; out SysColorFlag: integer): cardinal;
Convert color string in any format to color, returns System flag for system colors.
function HtStringtoSysColor(const Color: string): cardinal;
Convert system color name to color using current theme.
function htmlColortoHex(C: cardinal): string;
Convert color to rrbbgg format
function htmlColortoStr(C: cardinal): string;
Convert color to #rrbbgg format
function HtStringtoColor(const Color: hstring): cardinal;
Convert string color code (f.e. green) to color value. When color not found returns zero
Note, that when using alpha, it should be in last two symbols: #rrggbbaa
There are number or system color names mapped to current system or Delphi theme colors on Windows and OSX.
ACTIVEBORDER
ACTIVECAPTION
APPWORKSPACE
BACKGROUND
BTNFACE
BTNHIGHLIGHT
BTNSHADOW
BTNTEXT
BUTTONFACE
BUTTONTEXT
C3DDKSHADOW
C3DFACE
C3DHIGHLIGHT
C3DHILIGHT
C3DLIGHT
C3DSHADOW
CANVAS
CANVASTEXT
CAPTIONTEXT
DESKTOP
FIELD
FIELDTEXT
GRADIENTACTIVECAPTION
GRADIENTINACTIVECAPTION
GRAYTEXT
HIGHLIGHT
HIGHLIGHTTEXT
HOTLIGHT
INACTIVEBORDER
INACTIVECAPTION
INACTIVECAPTIONTEXT
INFOBK
INFOTEXT
MENU
MENUBAR
MENUHIGHLIGHT
MENUTEXT
SCROLLBAR
WINDOW
WINDOWFRAME
WINDOWTEXT
To define custom color mapping, write own
function ThemeColorProc(ColorID: integer): cardinal;
and register it using
THtmlNode.SetThemeColorPrc(ThemeColorProc);