| Package | Description | 
|---|---|
| javax.swing | 
 Provides a set of "lightweight"
(all-Java language) components that,
to the maximum degree possible, work the same on all platforms. 
 | 
| Modifier and Type | Field and Description | 
|---|---|
protected JViewport | 
ScrollPaneLayout.colHead
The column header child. 
 | 
protected JViewport | 
JScrollPane.columnHeader
The column header child. 
 | 
protected JViewport | 
ScrollPaneLayout.rowHead
The row header child. 
 | 
protected JViewport | 
JScrollPane.rowHeader
The row header child. 
 | 
protected JViewport | 
ScrollPaneLayout.viewport
The scrollpane's viewport child. 
 | 
protected JViewport | 
JScrollPane.viewport
The scrollpane's viewport child. 
 | 
protected JViewport | 
JScrollPane.AccessibleJScrollPane.viewPort  | 
| Modifier and Type | Method and Description | 
|---|---|
protected JViewport | 
JScrollPane.createViewport()
Returns a new  
JViewport by default. | 
JViewport | 
ScrollPaneLayout.getColumnHeader()
Returns the  
JViewport object that is the column header. | 
JViewport | 
JScrollPane.getColumnHeader()
Returns the column header. 
 | 
JViewport | 
ScrollPaneLayout.getRowHeader()
Returns the  
JViewport object that is the row header. | 
JViewport | 
JScrollPane.getRowHeader()
Returns the row header. 
 | 
JViewport | 
ScrollPaneLayout.getViewport()
Returns the  
JViewport object that displays the
 scrollable contents. | 
JViewport | 
JScrollPane.getViewport()
Returns the current  
JViewport. | 
| Modifier and Type | Method and Description | 
|---|---|
static Component | 
SwingUtilities.getUnwrappedView(JViewport viewport)
Returns the first  
JViewport's descendant
 which is not an instance of JLayer. | 
void | 
JScrollPane.setColumnHeader(JViewport columnHeader)
Removes the old columnHeader, if it exists; if the new columnHeader
 isn't  
null, syncs the x coordinate of its viewPosition
 with the viewport (if there is one) and then adds it to the scroll pane. | 
void | 
JScrollPane.setRowHeader(JViewport rowHeader)
Removes the old rowHeader, if it exists; if the new rowHeader
 isn't  
null, syncs the y coordinate of its
 viewPosition with
 the viewport (if there is one) and then adds it to the scroll pane. | 
void | 
JScrollPane.setViewport(JViewport viewport)
Removes the old viewport (if there is one); forces the
 viewPosition of the new viewport to be in the +x,+y quadrant;
 syncs up the row and column headers (if there are any) with the
 new viewport; and finally syncs the scrollbars and
 headers with the new viewport. 
 | 
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For further API reference and developer documentation, see Java SE Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.
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