DockTheme

Styling theme for the docking system configuring palette colors (DockColor), tab geometry, split handles, shadows, and window resize grips.

Overview

DockTheme configures all visual aspects of the docking subsystem.

Factory Presets

Theme Factory	Palette & Style
DockTheme.defaultTheme()	Standard dark IDE theme.
DockTheme.editor()	High-contrast code editor palette.
DockTheme.classic()	Clean light-mode palette.

Metrics & Styling

Configure tab height (tabHeight), corner radii (tabRadius), split handle thickness (splitThickness), floating window shadows, and resize grips.

Customizing Docking Theme Colors and Metrics

DockTheme theme = DockTheme.editor().copy()
        .tabHeight(24.0f)
        .splitThickness(6.0f);

Related links

• DockColor: Semantic color roles used throughout DockTheme to style tabs, split bars, floating window chrome, and drop preview zones.
• DockingRoot: Root visual widget for the IDE docking system hosting dock tree nodes, tab strips, split handles, drop previews, and tear-off floating window integrations.

API

DockTheme::accentThickness()

Returns the thickness of the active tab accent stripe.

Returns float: Thickness of active tab indicator in pixels..

DockTheme::accentThickness(float)

Sets the thickness of the active tab accent stripe.

Parameter	Type	Description
accentThickness	float	Thickness of the active tab accent indicator.

Returns DockTheme: This theme instance for method chaining..

DockTheme::classic()

Creates a classic blue-tinted docking theme instance.

Returns DockTheme: A new or modified DockTheme instance..

DockTheme::closeGap()

Returns the gap between tab text and close button.

Returns float: Gap between title text and close button in pixels..

DockTheme::closeSize()

Returns the size of the tab close button.

Returns float: Close button icon dimension in pixels..

DockTheme::closeSize(float)

Sets the size of the tab close button.

Parameter	Type	Description
closeSize	float	Size of the close button in tab headers.

Returns DockTheme: This theme instance for method chaining..

DockTheme::color(DockColor)

Returns the live mutable color corresponding to the specified role.

Parameter	Type	Description
role	DockColor	Semantic color role.

Returns MutableColor: MutableColorView instance for modification..

DockTheme::color(DockColor, ColorView)

Sets the color assigned to a specific role.

Parameter	Type	Description
role	DockColor	Semantic color role.
color	ColorView	Color view to assign.

Returns DockTheme: This theme instance for method chaining..

DockTheme::copy()

Clones this theme into an independent mutable copy.

Returns DockTheme: A new or modified DockTheme instance..

DockTheme::defaultTheme()

Returns the global default docking theme.

Returns DockTheme: A new or modified DockTheme instance..

DockTheme::defaultTheme(DockTheme)

Replaces the global default docking theme.

Parameter	Type	Description
theme	DockTheme	Source theme to copy from.

DockTheme::editor()

Creates a modern dark editor docking theme instance.

Returns DockTheme: A new or modified DockTheme instance..

DockTheme::gripSize()

Returns the side size of the bottom-right window resize grip.

Returns float: Resize grip dimension in pixels..

DockTheme::gripSize(float)

Sets the side size of the window resize grip.

Parameter	Type	Description
gripSize	float	Size of window resize grips.

Returns DockTheme: This theme instance for method chaining..

DockTheme::iconGap()

Returns the gap between tab icon and title text.

Returns float: Gap between icon and title text in pixels..

DockTheme::iconSize()

Returns the tab icon dimension in pixels.

Returns float: Tab header icon dimension in pixels..

DockTheme::iconSize(float)

Sets the tab icon size.

Parameter	Type	Description
iconSize	float	Size of icons in tab headers.

Returns DockTheme: This theme instance for method chaining..

DockTheme::resizeGrip()

Returns the current window resize grip style.

Returns ResizeGripStyle: Configured resize grip style..

DockTheme::resizeGrip(ResizeGripStyle)

Sets the window resize grip visual style.

Parameter	Type	Description
resizeGrip	ResizeGripStyle	Resize grip painter style.

Returns DockTheme: This theme instance for method chaining..

DockTheme::splitStyle()

Returns the split handle visual style (BLOCK or SEAM).

Returns SplitHandleStyle: Visual style of split handles..

DockTheme::splitStyle(SplitHandleStyle)

Sets the split handle visual style.

Parameter	Type	Description
splitStyle	SplitHandleStyle	Visual style of split handles.

Returns DockTheme: This theme instance for method chaining..

DockTheme::splitThickness()

Returns the thickness of split handles between docked leaves.

Returns float: Split handle bar thickness in pixels..

DockTheme::splitThickness(float)

Sets the thickness of split handles.

Parameter	Type	Description
splitThickness	float	Thickness of split handles between dock nodes.

Returns DockTheme: This theme instance for method chaining..

DockTheme::tabHeight()

Returns the height of tab strips and window title bars in pixels.

Returns float: Tab header bar height in pixels..

DockTheme::tabHeight(float)

Sets the height of tab strips and title bars.

Parameter	Type	Description
tabHeight	float	Height of docking tab headers in pixels.

Returns DockTheme: This theme instance for method chaining..

DockTheme::tabMaxWidth()

Returns the maximum width of a tab.

Returns float: Maximum tab width in pixels..

DockTheme::tabMaxWidth(float)

Sets the maximum tab width.

Parameter	Type	Description
tabMaxWidth	float	Maximum tab width in pixels.

Returns DockTheme: This theme instance for method chaining..

DockTheme::tabMinWidth()

Returns the minimum width of a tab.

Returns float: Minimum tab width in pixels..

DockTheme::tabMinWidth(float)

Sets the minimum tab width.

Parameter	Type	Description
tabMinWidth	float	Minimum tab width in pixels.

Returns DockTheme: This theme instance for method chaining..

DockTheme::tabPaddingX()

Returns the horizontal inner padding of tabs.

Returns float: Horizontal padding inside tabs in pixels..

DockTheme::tabPaddingX(float)

Sets the horizontal inner padding of tabs.

Parameter	Type	Description
tabPaddingX	float	Horizontal padding inside docking tabs.

Returns DockTheme: This theme instance for method chaining..

DockTheme::tabRadius()

Returns the top corner radius of tabs.

Returns float: Tab corner radius in pixels..

DockTheme::tabRadius(float)

Sets the top corner radius of tabs.

Parameter	Type	Description
tabRadius	float	Corner radius of docking tabs in pixels.

Returns DockTheme: This theme instance for method chaining..

DockTheme::tearOffHeight()

Returns the tear-off preview window height.

Returns float: Default height of torn-off windows in pixels..

DockTheme::tearOffPreviewEnabled()

Returns true if tear-off compact preview sizing is enabled.

Returns boolean: True if tear-off preview is enabled..

DockTheme::tearOffPreviewSize(float, float)

Configures compact preview dimensions while a tab is being torn off from the dock.

Parameter	Type	Description
width	float	Default width of torn-off floating windows.
height	float	Default height of torn-off floating windows.

Returns DockTheme: This theme instance for method chaining..

DockTheme::tearOffWidth()

Returns the tear-off preview window width.

Returns float: Default width of torn-off windows in pixels..

DockTheme::windowRadius()

Returns the corner radius of floating dock windows.

Returns float: Floating window corner radius in pixels..

DockTheme::windowRadius(float)

Sets the corner radius of floating dock windows.

Parameter	Type	Description
windowRadius	float	Corner radius for floating windows.

Returns DockTheme: This theme instance for method chaining..

DockTheme::windowShadowSize()

Returns the blur size of floating window drop shadows.

Returns float: Floating window shadow size in pixels..

DockTheme::windowShadowSize(float)

Sets the blur size of floating window drop shadows (0 to disable).

Parameter	Type	Description
windowShadowSize	float	Shadow blur size for floating windows.

Returns DockTheme: This theme instance for method chaining..