public class JideScrollPaneLayout extends javax.swing.ScrollPaneLayout implements JideScrollPaneConstants
JideScrollPane
. JideScrollPaneLayout
is responsible for eleven
components: a viewport, two scrollbars, a row header, a column header, a row footer, a column footer, and four
"corner" components.Modifier and Type | Field and Description |
---|---|
protected javax.swing.JViewport |
_colFoot
The column footer child.
|
protected java.awt.Component |
_hLeft
The component to the left of horizontal scroll bar.
|
protected java.awt.Component |
_hRight
The component to the right of horizontal scroll bar.
|
protected javax.swing.JViewport |
_rowFoot
The row footer child.
|
protected java.awt.Component |
_vBottom
The component to the bottom of vertical scroll bar.
|
protected java.awt.Component |
_vTop
The component to the top of vertical scroll bar.
|
colHead, hsb, hsbPolicy, lowerLeft, lowerRight, rowHead, upperLeft, upperRight, viewport, vsb, vsbPolicy
COLUMN_FOOTER, HORIZONTAL_LEADING, HORIZONTAL_LEFT, HORIZONTAL_RIGHT, HORIZONTAL_TRAILING, ROW_FOOTER, VERTICAL_BOTTOM, VERTICAL_TOP
COLUMN_HEADER, HORIZONTAL_SCROLLBAR, HORIZONTAL_SCROLLBAR_ALWAYS, HORIZONTAL_SCROLLBAR_AS_NEEDED, HORIZONTAL_SCROLLBAR_NEVER, HORIZONTAL_SCROLLBAR_POLICY, LOWER_LEADING_CORNER, LOWER_LEFT_CORNER, LOWER_RIGHT_CORNER, LOWER_TRAILING_CORNER, ROW_HEADER, UPPER_LEADING_CORNER, UPPER_LEFT_CORNER, UPPER_RIGHT_CORNER, UPPER_TRAILING_CORNER, VERTICAL_SCROLLBAR, VERTICAL_SCROLLBAR_ALWAYS, VERTICAL_SCROLLBAR_AS_NEEDED, VERTICAL_SCROLLBAR_NEVER, VERTICAL_SCROLLBAR_POLICY, VIEWPORT
Constructor and Description |
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JideScrollPaneLayout() |
Modifier and Type | Method and Description |
---|---|
void |
addLayoutComponent(java.lang.String s,
java.awt.Component c) |
javax.swing.JViewport |
getColumnFooter()
Returns the
JViewport object that is the column footer. |
javax.swing.JViewport |
getRowFooter()
Returns the
JViewport object that is the row footer. |
java.awt.Component |
getScrollBarCorner(java.lang.String key)
Returns the
Component at the specified corner. |
protected boolean |
isColumnFootersHeightUnified(javax.swing.JScrollPane sp) |
protected boolean |
isColumnHeadersHeightUnified(javax.swing.JScrollPane sp) |
protected boolean |
isHsbCoversWholeWidth(javax.swing.JScrollPane sp) |
protected boolean |
isVsbCoversWholeHeight(javax.swing.JScrollPane sp) |
void |
layoutContainer(java.awt.Container parent)
Lays out the scrollpane.
|
java.awt.Dimension |
minimumLayoutSize(java.awt.Container parent)
The minimum size of a
ScrollPane is the size of the insets plus minimum size of the viewport, plus
the scrollpane's viewportBorder insets, plus the minimum size of the visible headers, plus the minimum size of
the scrollbars whose displayPolicy isn't NEVER. |
java.awt.Dimension |
preferredLayoutSize(java.awt.Container parent)
The preferred size of a
ScrollPane is the size of the insets, plus the preferred size of the
viewport, plus the preferred size of the visible headers, plus the preferred size of the scrollbars that will
appear given the current view and the current scrollbar displayPolicies. |
void |
removeLayoutComponent(java.awt.Component c) |
void |
syncWithScrollPane(javax.swing.JScrollPane sp) |
addSingletonComponent, getColumnHeader, getCorner, getHorizontalScrollBar, getHorizontalScrollBarPolicy, getRowHeader, getVerticalScrollBar, getVerticalScrollBarPolicy, getViewport, getViewportBorderBounds, setHorizontalScrollBarPolicy, setVerticalScrollBarPolicy
protected javax.swing.JViewport _rowFoot
null
.protected javax.swing.JViewport _colFoot
null
.protected java.awt.Component _hLeft
protected java.awt.Component _hRight
protected java.awt.Component _vTop
protected java.awt.Component _vBottom
public void syncWithScrollPane(javax.swing.JScrollPane sp)
syncWithScrollPane
in class javax.swing.ScrollPaneLayout
protected boolean isHsbCoversWholeWidth(javax.swing.JScrollPane sp)
protected boolean isVsbCoversWholeHeight(javax.swing.JScrollPane sp)
protected boolean isColumnHeadersHeightUnified(javax.swing.JScrollPane sp)
protected boolean isColumnFootersHeightUnified(javax.swing.JScrollPane sp)
public void addLayoutComponent(java.lang.String s, java.awt.Component c)
addLayoutComponent
in interface java.awt.LayoutManager
addLayoutComponent
in class javax.swing.ScrollPaneLayout
public void removeLayoutComponent(java.awt.Component c)
removeLayoutComponent
in interface java.awt.LayoutManager
removeLayoutComponent
in class javax.swing.ScrollPaneLayout
public javax.swing.JViewport getRowFooter()
JViewport
object that is the row footer.JViewport
object that is the row footerJideScrollPane.getRowFooter()
public javax.swing.JViewport getColumnFooter()
JViewport
object that is the column footer.JViewport
object that is the column footerJideScrollPane.getColumnFooter()
public java.awt.Component getScrollBarCorner(java.lang.String key)
Component
at the specified corner.key
- the String
specifying the cornerComponent
at the specified corner, as defined in ScrollPaneConstants
; if
key
is not one of the four corners, null
is returnedJScrollPane.getCorner(java.lang.String)
public java.awt.Dimension preferredLayoutSize(java.awt.Container parent)
ScrollPane
is the size of the insets, plus the preferred size of the
viewport, plus the preferred size of the visible headers, plus the preferred size of the scrollbars that will
appear given the current view and the current scrollbar displayPolicies. Note that the rowHeader is calculated as part of the preferred width and the colHeader is calculated as part of the preferred size.
preferredLayoutSize
in interface java.awt.LayoutManager
preferredLayoutSize
in class javax.swing.ScrollPaneLayout
parent
- the Container
that will be laid outDimension
object specifying the preferred size of the viewport and any scrollbarsViewportLayout
,
LayoutManager
public java.awt.Dimension minimumLayoutSize(java.awt.Container parent)
ScrollPane
is the size of the insets plus minimum size of the viewport, plus
the scrollpane's viewportBorder insets, plus the minimum size of the visible headers, plus the minimum size of
the scrollbars whose displayPolicy isn't NEVER.minimumLayoutSize
in interface java.awt.LayoutManager
minimumLayoutSize
in class javax.swing.ScrollPaneLayout
parent
- the Container
that will be laid outDimension
object specifying the minimum sizepublic void layoutContainer(java.awt.Container parent)
displayPolicy
is ALWAYS, it's treated like the row header with respect to its dimensions and
is made visible.
null
viewportBorder
, then space is allocated for
that.
layoutContainer
in interface java.awt.LayoutManager
layoutContainer
in class javax.swing.ScrollPaneLayout
parent
- the Container
to lay out