Package ghidra.framework.main.logviewer.ui

Class ViewportUtility

java.lang.Object
ghidra.framework.main.logviewer.ui.ViewportUtility
All Implemented Interfaces:
Observer
public class ViewportUtility extends Object implements Observer
Utility class for managing the viewport in the FVTable. This viewport must be adjusted manually whenever Chunk objects are added to or removed from to the view, or whenever the FVSlider is moved.

  • Constructor Details

  • Method Details

    • setViewport

      public void setViewport(JViewport viewport)
      Parameters:
      viewport -

    • setTable

      public void setTable(FVTable table)
      Parameters:
      table -

    • setReader

      public void setReader(ChunkReader reader)
      Parameters:
      reader -

    • setModel

      public void setModel(ChunkModel model)
      Parameters:
      model -

    • getHeight

      public int getHeight()
      Returns the height (in pixels) of the viewport.
      Returns:

    • getViewportPositionAsRow

      public int getViewportPositionAsRow()
      Returns the table row associated with the top of the viewport.
      Returns:

    • isInViewport

      public boolean isInViewport(int row)
      Returns true if the given row is in the viewport.
      Parameters:
      row -
      Returns:

    • moveViewportToBottom

      public void moveViewportToBottom()
      Snaps the viewport to the bottom of the table.

    • moveViewportToTop

      public void moveViewportToTop()
      Snaps the viewport to the top of the table.

    • getNumRowsInViewport

      public int getNumRowsInViewport()
      Returns the number of rows that are visible in the viewport.
      Returns:

    • scrollViewportTo

      public void scrollViewportTo(int row)
      Moves the viewport (top) to the given row in the current view.
      Parameters:
      row -

    • 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 -

    • 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 -

    • update

      public void update(Observable o, Object arg)
      Specified by:
      update in interface Observer
      Parameters:
      o -
      arg -