Class ViewportUtility
- java.lang.Object
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- ghidra.framework.main.logviewer.ui.ViewportUtility
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- All Implemented Interfaces:
java.util.Observer
public class ViewportUtility extends java.lang.Object implements java.util.Observer
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Constructor Summary
Constructors Constructor Description ViewportUtility(FVEventListener eventListener)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description int
getHeight()
Returns the height (in pixels) of the viewport.int
getNumRowsInViewport()
Returns the number of rows that are visible in the viewport.int
getViewportPositionAsRow()
Returns the table row associated with the top of the viewport.boolean
isInViewport(int row)
Returns true if the given row is in the viewport.void
moveViewportDown(int rows, boolean selection)
Moves the viewport down the number of rows specified.void
moveViewportToBottom()
Snaps the viewport to the bottom of the table.void
moveViewportToTop()
Snaps the viewport to the top of the table.void
moveViewportUp(int rows, boolean selection)
Moves the viewport up the number of rows specified.void
scrollViewportTo(int row)
Moves the viewport (top) to the given row in the current view.void
setModel(ChunkModel model)
void
setReader(ChunkReader reader)
void
setTable(FVTable table)
void
setViewport(javax.swing.JViewport viewport)
void
update(java.util.Observable o, java.lang.Object arg)
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Constructor Detail
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ViewportUtility
public ViewportUtility(FVEventListener eventListener)
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Method Detail
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setViewport
public void setViewport(javax.swing.JViewport viewport)
- Parameters:
viewport
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setTable
public void setTable(FVTable table)
- Parameters:
table
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setReader
public void setReader(ChunkReader reader)
- Parameters:
reader
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setModel
public void setModel(ChunkModel model)
- Parameters:
model
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getHeight
public int getHeight()
Returns the height (in pixels) of the viewport.- Returns:
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getViewportPositionAsRow
public int getViewportPositionAsRow()
Returns the table row associated with the top of the viewport.- Returns:
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isInViewport
public boolean isInViewport(int row)
Returns true if the given row is in the viewport.- Parameters:
row
-- Returns:
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moveViewportToBottom
public void moveViewportToBottom()
Snaps the viewport to the bottom of the table.
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moveViewportToTop
public void moveViewportToTop()
Snaps the viewport to the top of the table.
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getNumRowsInViewport
public int getNumRowsInViewport()
Returns the number of rows that are visible in the viewport.- Returns:
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scrollViewportTo
public void scrollViewportTo(int row)
Moves the viewport (top) to the given row in the current view.- Parameters:
row
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moveViewportUp
public void moveViewportUp(int rows, boolean selection)
Moves the viewport up the number of rows specified. If moving up puts he view above the bounds of the first-visible chunk, load a previous chunk.- Parameters:
rows
-selection
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moveViewportDown
public void moveViewportDown(int rows, boolean selection)
Moves the viewport down the number of rows specified. If moving down puts he view below the bounds of the first-visible chunk, load the next chunk.- Parameters:
rows
-selection
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update
public void update(java.util.Observable o, java.lang.Object arg)
- Specified by:
update
in interfacejava.util.Observer
- Parameters:
o
-arg
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