This defines a style combining background, border and font for a single state of the button This is the memory usage technique used to keep or remove bitmaps from memory of each state of TBCButton component Uses less memory discarding the bitmap for all of the button states Uses less memory discarding the hover and active bitmaps of the button states Keep all bitmaps in memory for faster repaints The style of the whole button A normal button style A dropdown button style Base class for TBCButton without published properties Styled button with support of dropdown, glyph with positioning and transparency