Skip to main content
Button shapes define the background appearance of titlebar buttons. Klassy offers several shape options ranging from full-height rectangles to small circles.

​
ButtonShape

​
ButtonShape
enum
default:"ShapeIntegratedRoundedRectangle"
Defines the background shape style for titlebar buttons.
​
ShapeFullHeightRectangle
option
Full-height rectangular button backgrounds that span the entire titlebar height. Best for classic window decoration styles.
​
ShapeFullHeightRoundedRectangle
option
Full-height button backgrounds with rounded corners. Combines classic full-height style with modern rounded aesthetics. See the ClassiK v3 preset for an example.
​
ShapeIntegratedRoundedRectangle
option
Default. Modern integrated rounded rectangles with translucent outlined accent colours. Designed to complement the “Blue Ocean” design refresh and system accent colour feature. Features a large clickable area with bottom padding.
​
ShapeIntegratedRoundedRectangleGrouped
option
Similar to integrated rounded rectangles but buttons are visually grouped together without spacing between them.
​
ShapeSmallCircle
option
Compact circular button backgrounds. Creates a minimal, modern appearance. See the Classik-Aurorae preset for an example.
​
ShapeSmallSquare
option
Compact square button backgrounds with sharp corners.
​
ShapeSmallRoundedSquare
option
Compact square button backgrounds with rounded corners. Balances the modern rounded aesthetic with a smaller button footprint.

​
Button Corner Radius

​
ButtonCornerRadius
enum
default:"SameAsWindow"
Controls the corner radius of button backgrounds.
​
SameAsWindow
option
Default. Buttons use the same corner radius as the window corner radius setting.
​
Custom
option
Use a custom corner radius value defined by ButtonCustomCornerRadius.
​
ButtonCustomCornerRadius
double
default:"2.5"
Custom corner radius for button backgrounds in pixels. Only applies when ButtonCornerRadius is set to Custom.
  • Min: 0
  • Max: 24.0

​
Integrated Rectangle Padding

​
IntegratedRoundedRectangleBottomPadding
double
default:"1.5"
Bottom padding for integrated rounded rectangle button shapes. Creates visual breathing room between buttons and the window content.
  • Min: 0
  • Max: 20

​
Background Scaling

​
ScaleBackgroundPercent
int
default:"100"
Scale percentage for small button backgrounds (circle, square, rounded square shapes).
  • Min: 100 (normal size)
  • Max: 250 (2.5x larger)
The button shape you choose affects how other settings like spacing and colors are applied. Full-height shapes have different spacing controls than small shapes.