ClosureRenderer (Groovy 6.0.0-alpha-1)

groovy.swing.impl.ClosureRenderer

All Implemented Interfaces and Traits:

ListCellRenderer, TableCellRenderer, TreeCellRenderer
```
public class ClosureRenderer
extends Object
implements ListCellRenderer, TableCellRenderer, TreeCellRenderer
```
Shared Swing renderer that delegates rendering customization to a Groovy closure.

Constructor Summary

Constructors
Constructor and description
`ClosureRenderer()` Creates a renderer with no update closure.
`ClosureRenderer(Closure c)` Creates a renderer that delegates to the supplied closure.

Methods Summary

Methods
Type Params	Return Type	Name and description
	`public List`	`getChildren()` Returns the renderer children exposed to the update closure.
	`public int`	`getColumn()` Returns the current column index.
	`public JList`	`getList()` Returns the current list being rendered.
	`public Component`	`getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus)` Prepares list-rendering state and delegates component creation to render().
	`public int`	`getRow()` Returns the current row index.
	`public JTable`	`getTable()` Returns the current table being rendered.
	`public Component`	`getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column)` Prepares table-rendering state and delegates component creation to render().
	`public JTree`	`getTree()` Returns the current tree being rendered.
	`public Component`	`getTreeCellRendererComponent(JTree tree, Object value, boolean selected, boolean expanded, boolean leaf, int row, boolean hasFocus)` Prepares tree-rendering state and delegates component creation to render().
	`public Closure`	`getUpdate()` Returns the update closure invoked during rendering.
	`public Object`	`getValue()` Returns the current cell value.
	`public boolean`	`isDefaultRenderer()` Returns whether the default renderer was used as the base renderer.
	`public boolean`	`isExpanded()` Returns whether the current tree node is expanded.
	`public boolean`	`isFocused()` Returns whether the current cell has focus.
	`public boolean`	`isLeaf()` Returns whether the current tree node is a leaf.
	`public boolean`	`isSelected()` Returns whether the current cell is selected.
	`public boolean`	`isTableHeader()` Returns whether table rendering uses the table-header renderer.
	`public void`	`setTableHeader(boolean tableHeader)` Configures whether table rendering should use the table-header renderer.
	`public void`	`setUpdate(Closure update)` Sets the update closure invoked during rendering.

Inherited Methods Summary

Inherited Methods
Methods inherited from class	Name
`class Object`	`equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- Constructor Detail
  - public ClosureRenderer()
    
    Creates a renderer with no update closure.
  - public ClosureRenderer(Closure c)
    
    Creates a renderer that delegates to the supplied closure.
    Parameters:
    c - the update closure
- Method Detail
  - public List getChildren()
    
    Returns the renderer children exposed to the update closure.
    Returns:
    the renderer children
  - public int getColumn()
    
    Returns the current column index.
    Returns:
    the current column index, or -1
  - public JList getList()
    
    Returns the current list being rendered.
    Returns:
    the current list, or null
  - public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus)
    
    Prepares list-rendering state and delegates component creation to render().
    Parameters:
    list - the list being rendered
    value - the current cell value
    index - the list index being rendered
    isSelected - whether the cell is selected
    cellHasFocus - whether the cell has focus
    Returns:
    the renderer component
  - public int getRow()
    
    Returns the current row index.
    Returns:
    the current row index
  - public JTable getTable()
    
    Returns the current table being rendered.
    Returns:
    the current table, or null
  - public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column)
    
    Prepares table-rendering state and delegates component creation to render().
    Parameters:
    table - the table being rendered
    value - the current cell value
    isSelected - whether the cell is selected
    hasFocus - whether the cell has focus
    row - the model row being rendered
    column - the model column being rendered
    Returns:
    the renderer component
  - public JTree getTree()
    
    Returns the current tree being rendered.
    Returns:
    the current tree, or null
  - public Component getTreeCellRendererComponent(JTree tree, Object value, boolean selected, boolean expanded, boolean leaf, int row, boolean hasFocus)
    
    Prepares tree-rendering state and delegates component creation to render().
    Parameters:
    tree - the tree being rendered
    value - the current node value
    selected - whether the row is selected
    expanded - whether the node is expanded
    leaf - whether the node is a leaf
    row - the tree row being rendered
    hasFocus - whether the row has focus
    Returns:
    the renderer component
  - public Closure getUpdate()
    
    Returns the update closure invoked during rendering.
    Returns:
    the update closure
  - public Object getValue()
    
    Returns the current cell value.
    Returns:
    the current value
  - public boolean isDefaultRenderer()
    
    Returns whether the default renderer was used as the base renderer.
    Returns:
    true when the default renderer provided the base component
  - public boolean isExpanded()
    
    Returns whether the current tree node is expanded.
    Returns:
    true when the current node is expanded
  - public boolean isFocused()
    
    Returns whether the current cell has focus.
    Returns:
    true when the current cell has focus
  - public boolean isLeaf()
    
    Returns whether the current tree node is a leaf.
    Returns:
    true when the current node is a leaf
  - public boolean isSelected()
    
    Returns whether the current cell is selected.
    Returns:
    true when the current cell is selected
  - public boolean isTableHeader()
    
    Returns whether table rendering uses the table-header renderer.
    Returns:
    true when header rendering is enabled
  - public void setTableHeader(boolean tableHeader)
    
    Configures whether table rendering should use the table-header renderer.
    Parameters:
    tableHeader - true to render using the table-header renderer
  - public void setUpdate(Closure update)
    
    Sets the update closure invoked during rendering.
    Parameters:
    update - the update closure

Summary:
Constructor
Method

| Detail:
Constructor
Method

[Java] Class ClosureRenderer

Constructor Summary

Methods Summary

Inherited Methods Summary

Constructor Detail

public ClosureRenderer()

public ClosureRenderer(Closure c)

Method Detail

public List getChildren()

public int getColumn()

public JList getList()

public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus)

public int getRow()

public JTable getTable()

public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column)

public JTree getTree()

public Component getTreeCellRendererComponent(JTree tree, Object value, boolean selected, boolean expanded, boolean leaf, int row, boolean hasFocus)

public Closure getUpdate()

public Object getValue()

public boolean isDefaultRenderer()

public boolean isExpanded()

public boolean isFocused()

public boolean isLeaf()

public boolean isSelected()

public boolean isTableHeader()

public void setTableHeader(boolean tableHeader)

public void setUpdate(Closure update)