Class GenericCellRenderer
- java.lang.Object
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- org.pentaho.reporting.libraries.designtime.swing.GenericCellRenderer
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- All Implemented Interfaces:
ListCellRenderer
,TableCellRenderer
public class GenericCellRenderer extends Object implements TableCellRenderer, ListCellRenderer
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Constructor Summary
Constructors Constructor Description GenericCellRenderer()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Component
getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus)
Return a component that has been configured to display the specified value.Component
getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column)
Returns the component used for drawing the cell.
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Method Detail
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getTableCellRendererComponent
public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column)
Returns the component used for drawing the cell. This method is used to configure the renderer appropriately before drawing.- Specified by:
getTableCellRendererComponent
in interfaceTableCellRenderer
- Parameters:
table
- theJTable
that is asking the renderer to draw; can benull
value
- the value of the cell to be rendered. It is up to the specific renderer to interpret and draw the value. For example, ifvalue
is the string "true", it could be rendered as a string or it could be rendered as a check box that is checked.null
is a valid valueisSelected
- true if the cell is to be rendered with the selection highlighted; otherwise falsehasFocus
- if true, render cell appropriately. For example, put a special border on the cell, if the cell can be edited, render in the color used to indicate editingrow
- the row index of the cell being drawn. When drawing the header, the value ofrow
is -1column
- the column index of the cell being drawn
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getListCellRendererComponent
public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus)
Return a component that has been configured to display the specified value. That component'spaint
method is then called to "render" the cell. If it is necessary to compute the dimensions of a list because the list cells do not have a fixed size, this method is called to generate a component on whichgetPreferredSize
can be invoked.- Specified by:
getListCellRendererComponent
in interfaceListCellRenderer
- Parameters:
list
- The JList we're painting.value
- The value returned by list.getModel().getElementAt(index).index
- The cells index.isSelected
- True if the specified cell was selected.cellHasFocus
- True if the specified cell has the focus.- Returns:
- A component whose paint() method will render the specified value.
- See Also:
JList
,ListSelectionModel
,ListModel
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