Interface INavigatable


  • public interface INavigatable
    Interface that allow clients to navigate through the changes shown in a compare pane.

    This interface may be implemented by clients.

    Since:
    3.3
    See Also:
    ICompareNavigator
    • Field Summary

      Fields 
      Modifier and Type Field Description
      static int FIRST_CHANGE
      Change flag used to navigate to the first change.
      static int LAST_CHANGE
      Change flag used to navigate to the last change.
      static String NAVIGATOR_PROPERTY
      Property key that can be used to associate an instance of this interface with an SWT widget using Widget.setData(String, Object).
      static int NEXT_CHANGE
      Change flag used to navigate to the next change.
      static int PREVIOUS_CHANGE
      Change flag used to navigate to the previous change.
    • Method Summary

      All Methods Instance Methods Abstract Methods 
      Modifier and Type Method Description
      Object getInput()
      Return the input of the compare pane being navigated or null if the pane does not have an input.
      boolean hasChange​(int changeFlag)
      Return whether a call to selectChange(int) with the same parameter would succeed.
      boolean openSelectedChange()
      Request that the currently selected change be opened.
      boolean selectChange​(int changeFlag)
      Starting from the current selection selectChange selects and reveals the specified change.
    • Method Detail

      • getInput

        Object getInput()
        Return the input of the compare pane being navigated or null if the pane does not have an input.
        Returns:
        the input of the compare pane being navigated or null
      • selectChange

        boolean selectChange​(int changeFlag)
        Starting from the current selection selectChange selects and reveals the specified change. If the end (or beginning) is reached, the method returns true.
        Parameters:
        changeFlag - the change to be selected. One of NEXT_CHANGE, PREVIOUS_CHANGE, FIRST_CHANGE or LAST_CHANGE.
        Returns:
        returns true if end (beginning) is reached, false otherwise
      • hasChange

        boolean hasChange​(int changeFlag)
        Return whether a call to selectChange(int) with the same parameter would succeed.
        Parameters:
        changeFlag - the change to be selected. One of NEXT_CHANGE or PREVIOUS_CHANGE
        Returns:
        whether a call to selectChange(int) with the same parameter would succeed.
      • openSelectedChange

        boolean openSelectedChange()
        Request that the currently selected change be opened. Return true if the request resulted in the change being opened and false if the currently selected change could not be opened.
        Returns:
        whether the selected change was opened.