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/jEdit/tags/jedit-4-5-pre1/org/gjt/sp/jedit/buffer/BufferUndoListener.java

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Java | 72 lines | 8 code | 5 blank | 59 comment | 0 complexity | 5a7ea778303699e1c44890bc2ef18695 MD5 | raw file
Possible License(s): BSD-3-Clause, AGPL-1.0, Apache-2.0, LGPL-2.0, LGPL-3.0, GPL-2.0, CC-BY-SA-3.0, LGPL-2.1, GPL-3.0, MPL-2.0-no-copyleft-exception, IPL-1.0
  1. /*
  2. * BufferUndoListener.java - Buffer undo listener interface
  3. * :tabSize=8:indentSize=8:noTabs=false:
  4. * :folding=explicit:collapseFolds=1:
  5. *
  6. * Copyright (C) 2009 Shlomy Reinstein
  7. *
  8. * This program is free software; you can redistribute it and/or
  9. * modify it under the terms of the GNU General Public License
  10. * as published by the Free Software Foundation; either version 2
  11. * of the License, or any later version.
  12. *
  13. * This program is distributed in the hope that it will be useful,
  14. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16. * GNU General Public License for more details.
  17. *
  18. * You should have received a copy of the GNU General Public License
  19. * along with this program; if not, write to the Free Software
  20. * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  21. */
  22. package org.gjt.sp.jedit.buffer;
  23. /**
  24. * A interface for notification of buffer undo/redo actions.
  25. *
  26. * This interface makes it easier for undo-aware plugins to process
  27. * undo/redo actions in a buffer.
  28. *
  29. * Buffer undo listeners are added and removed from a buffer using
  30. * <code>JEditBuffer.addBufferUndoListener<code> and
  31. * <code>JEditBuffer.removeBufferUndoListener<code>, respectively.
  32. *
  33. * @author Shlomy Reinstein
  34. * @version $Id: BufferUndoListener.java 16098 2009-08-27 21:59:29Z shlomy $
  35. * @since jEdit 4.3pre18
  36. */
  37. public interface BufferUndoListener
  38. {
  39. //{{{ beginUndo() method
  40. /**
  41. * Called when an undo operation on the buffer begins.
  42. * @param buffer The buffer in question
  43. */
  44. void beginUndo(JEditBuffer buffer);
  45. //}}}
  46. //{{{ endUndo() method
  47. /**
  48. * Called when an undo operation on the buffer ends.
  49. * @param buffer The buffer in question
  50. */
  51. void endUndo(JEditBuffer buffer);
  52. //}}}
  53. //{{{ beginRedo() method
  54. /**
  55. * Called when a redo on the buffer begins.
  56. * @param buffer The buffer in question
  57. */
  58. void beginRedo(JEditBuffer buffer);
  59. //}}}
  60. //{{{ endRedo() method
  61. /**
  62. * Called when a redo on the buffer ends.
  63. * @param buffer The buffer in question
  64. */
  65. void endRedo(JEditBuffer buffer);
  66. //}}}
  67. }