Package javax.swing.undo

Examples of javax.swing.undo.CompoundEdit.canUndo()

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    CompoundEdit edit;

    // Check #1.
    edit = new CompoundEdit();
    edit.addEdit(new AbstractUndoableEdit());
    harness.check(!edit.canUndo());

    // Check #2.
    edit.end();
    harness.check(edit.canUndo());
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    edit.addEdit(new AbstractUndoableEdit());
    harness.check(!edit.canUndo());

    // Check #2.
    edit.end();
    harness.check(edit.canUndo());

    // Check #3.
    edit.undo();
    harness.check(!edit.canUndo());
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    edit.end();
    harness.check(edit.canUndo());

    // Check #3.
    edit.undo();
    harness.check(!edit.canUndo());

    // Check #4.
    edit.redo();
    harness.check(edit.canUndo());
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    edit.undo();
    harness.check(!edit.canUndo());

    // Check #4.
    edit.redo();
    harness.check(edit.canUndo());

    // Check #5.
    edit.die();
    harness.check(!edit.canUndo());
  }
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    edit.redo();
    harness.check(edit.canUndo());

    // Check #5.
    edit.die();
    harness.check(!edit.canUndo());
  }
}
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