Package org.eclipse.nebula.widgets.nattable.viewport.command

Class ViewportDragCommand

java.lang.Object
org.eclipse.nebula.widgets.nattable.viewport.command.ViewportDragCommand
All Implemented Interfaces:
ILayerCommand
public class ViewportDragCommand extends Object implements ILayerCommand
Command that is used to trigger a scrolling operation. Typically fired by other drag operations.

  • Constructor Details

    • ViewportDragCommand

      public ViewportDragCommand(int x, int y)
      Create a ViewportDragCommand that transports the coordinates of the mouse cursor. This command typically triggers a background thread that performs a scroll operation for the current mouse cursor position.
      Parameters:
      x - The x coordinate
      y - The y coordinate
      See Also:

    • ViewportDragCommand

      public ViewportDragCommand(SelectionLayer.MoveDirectionEnum horizontal, SelectionLayer.MoveDirectionEnum vertical)
      Create a ViewportDragCommand that transports the scroll directions. This command typically triggers an immediate scrolling operation by one cell position in the given direction.
      Parameters:
      horizontal - The horizontal movement for the scroll operation MoveDirectionEnum.LEFT, MoveDirectionEnum.RIGHT, MoveDirectionEnum.NONE
      vertical - The vertical movement for the scroll operation MoveDirectionEnum.UP, MoveDirectionEnum.DOWN, MoveDirectionEnum.NONE
      Since:
      1.3
      See Also:

  • Method Details

    • getX

      public int getX()

    • getY

      public int getY()

    • getHorizontal

      public SelectionLayer.MoveDirectionEnum getHorizontal()
      Returns:
      The horizontal movement for the scroll operation MoveDirectionEnum.LEFT, MoveDirectionEnum.RIGHT, MoveDirectionEnum.NONE
      Since:
      1.3

    • getVertical

      public SelectionLayer.MoveDirectionEnum getVertical()
      Returns:
      The vertical movement for the scroll operation MoveDirectionEnum.UP, MoveDirectionEnum.DOWN, MoveDirectionEnum.NONE
      Since:
      1.3

    • isConfiguredForMoveDirection

      public boolean isConfiguredForMoveDirection()
      Returns:
      whether the command was created for MoveDirectionEnum values or with screen coordinates
      Since:
      1.3

    • convertToTargetLayer

      public boolean convertToTargetLayer(ILayer targetLayer)
      Description copied from interface: ILayerCommand
      Convert the row/column coordinates the command might be carrying from the source layer to the destination (target) layer. If it is not possible to convert the command to the target layer, then this method will return false and the state of this command object will remain unchanged. Note: Commands should not be processed if they fail conversion.
      Specified by:
      convertToTargetLayer in interface ILayerCommand
      Parameters:
      targetLayer - the target layer
      Returns:
      true if the command is valid after conversion, false if the command is no longer valid.

    • cloneCommand

      public ILayerCommand cloneCommand()
      Description copied from interface: ILayerCommand
      Same semantics as Object.clone() Used to make a copies of the command if has to passed to different layer stacks.
      Specified by:
      cloneCommand in interface ILayerCommand
      Returns:
      a cloned instance of the command
      See Also: