Interface LayoutManager
- All Known Subinterfaces:
LayoutManager2
- All Known Implementing Classes:
BasicComboBoxUI.ComboBoxLayoutManager, BasicInternalFrameTitlePane.TitlePaneLayout, BasicInternalFrameUI.InternalFrameLayout, BasicOptionPaneUI.ButtonAreaLayout, BasicScrollBarUI, BasicSplitPaneDivider.DividerLayout, BasicSplitPaneUI.BasicHorizontalLayoutManager, BasicSplitPaneUI.BasicVerticalLayoutManager, BasicTabbedPaneUI.TabbedPaneLayout, BorderLayout, BoxLayout, CardLayout, DefaultMenuLayout, FlowLayout, GridBagLayout, GridLayout, GroupLayout, JRootPane.RootLayout, JSpinner.DateEditor, JSpinner.DefaultEditor, JSpinner.ListEditor, JSpinner.NumberEditor, MetalComboBoxUI.MetalComboBoxLayoutManager, MetalScrollBarUI, MetalTabbedPaneUI.TabbedPaneLayout, OverlayLayout, ScrollPaneLayout, ScrollPaneLayout.UIResource, SpringLayout, SynthScrollBarUI, ViewportLayout
public interface LayoutManager
Defines the interface for classes that know how to lay out
Containers. Swing's painting architecture assumes the children of a JComponent do not overlap. If a JComponent's LayoutManager allows children to overlap, the JComponent must override isOptimizedDrawingEnabled to return false.
- See Also:
Method Summary
| Modifier and Type | Method | Description |
|---|---|---|
void |
addLayoutComponent |
If the layout manager uses a per-component string, adds the component comp to the layout, associating it with the string specified by name. |
void |
layoutContainer |
Lays out the specified container. |
Dimension |
minimumLayoutSize |
Calculates the minimum size dimensions for the specified container, given the components it contains. |
Dimension |
preferredLayoutSize |
Calculates the preferred size dimensions for the specified container, given the components it contains. |
void |
removeLayoutComponent |
Removes the specified component from the layout. |
Method Details
addLayoutComponent
void addLayoutComponent(String name, Component comp)
If the layout manager uses a per-component string, adds the component
comp to the layout, associating it with the string specified by name.- Parameters:
-
name- the string to be associated with the component -
comp- the component to be added
removeLayoutComponent
void removeLayoutComponent(Component comp)
Removes the specified component from the layout.
- Parameters:
-
comp- the component to be removed
preferredLayoutSize
Dimension preferredLayoutSize(Container parent)
Calculates the preferred size dimensions for the specified container, given the components it contains.
- Parameters:
-
parent- the container to be laid out - Returns:
- the preferred dimension for the container
- See Also:
minimumLayoutSize
Dimension minimumLayoutSize(Container parent)
Calculates the minimum size dimensions for the specified container, given the components it contains.
- Parameters:
-
parent- the component to be laid out - Returns:
- the minimum dimension for the container
- See Also:
layoutContainer
void layoutContainer(Container parent)
Lays out the specified container.
- Parameters:
-
parent- the container to be laid out
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https://docs.oracle.com/en/java/javase/25/docs/api/java.desktop/java/awt/LayoutManager.html
