Package javax.swing.undo

Examples of javax.swing.undo.AbstractUndoableEdit


  {
    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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    TestUndoManager mgr;
    UndoableEdit edit;

    // Check #1.
    mgr = new TestUndoManager();
    edit = new AbstractUndoableEdit();
    mgr.undoableEditHappened(new UndoableEditEvent(this, edit));
    harness.check(mgr.getEditToBeUndone() == edit);
  }
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public class canRedo
  implements Testlet
{
  public void test(TestHarness harness)
  {
    AbstractUndoableEdit edit;

    edit = new AbstractUndoableEdit();

    // Check #1.
    harness.check(!edit.canRedo());

    // Check #2.
    edit.undo();
    harness.check(edit.canRedo());

    // Check #3.
    edit.redo();
    harness.check(!edit.canRedo());

    // Check #4.
    edit.undo();
    harness.check(edit.canRedo());

    // Check #5.
    edit.die();
    harness.check(!edit.canRedo());
  }
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public class isSignificant
  implements Testlet
{
  public void test(TestHarness harness)
  {
    AbstractUndoableEdit edit;

    edit = new AbstractUndoableEdit();

    // Check #1.
    harness.check(edit.isSignificant());
  }
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public class replaceEdit
  implements Testlet
{
  public void test(TestHarness harness)
  {
    AbstractUndoableEdit edit;

    edit = new AbstractUndoableEdit();

    // Check #1.
    harness.check(!edit.replaceEdit(edit));

    // Check #2.
    harness.check(!edit.replaceEdit(null));

    // Check #3.
    harness.check(!edit.replaceEdit(new AbstractUndoableEdit()));

    // Check #4.
    edit.die();
    harness.check(!edit.replaceEdit(edit));
  }
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public class getPresentationName
  implements Testlet
{
  public void test(TestHarness harness)
  {
    AbstractUndoableEdit edit;

    edit = new AbstractUndoableEdit();

    // Check #1.
    harness.check(edit.getPresentationName(), "");
  }
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        caught = ex;
      }
    harness.check(caught instanceof CannotUndoException);

    // Check #3: Exception for dead edit.
    AbstractUndoableEdit aue = new AbstractUndoableEdit();
    aue.die();
    try
      {
        aue.undo();
        caught = null;
      }
    catch (Exception ex)
      {
        caught = ex;
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public class getRedoPresentationName
  implements Testlet
{
  public void test(TestHarness harness)
  {
    AbstractUndoableEdit edit;
    String oldValue;
    edit = new AbstractUndoableEdit()
    {
      public String getPresentationName()
      {
        return "Action";
      }
    };

    // Check #1.
    oldValue = UIManager.getString("AbstractUndoableEdit.undoText");
    UIManager.put("AbstractUndoableEdit.redoText", "RedoBar");
    harness.check(edit.getRedoPresentationName(), "RedoBar Action");

    // Check #2.
    edit = new AbstractUndoableEdit();
    harness.check(edit.getRedoPresentationName(), "RedoBar");

    UIManager.put("AbstractUndoableEdit.redoText", oldValue);
  }
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public class addEdit
  implements Testlet
{
  public void test(TestHarness harness)
  {
    AbstractUndoableEdit edit;

    edit = new AbstractUndoableEdit();

    // Check #1.
    harness.check(!edit.addEdit(edit));

    // Check #2.
    harness.check(!edit.addEdit(null));

    // Check #3.
    harness.check(!edit.addEdit(new AbstractUndoableEdit()));

    // Check #4.
    edit.die();
    harness.check(!edit.addEdit(edit));
  }
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public class getUndoPresentationName
  implements Testlet
{
  public void test(TestHarness harness)
  {
    AbstractUndoableEdit edit;
    String oldValue;
    edit = new AbstractUndoableEdit()
    {
      public String getPresentationName()
      {
        return "Action";
      }
    };

    // Check #1.
    oldValue = UIManager.getString("AbstractUndoableEdit.undoText");
    UIManager.put("AbstractUndoableEdit.undoText", "UndoFoo");
    harness.check(edit.getUndoPresentationName(), "UndoFoo Action");

    // Check #2.
    edit = new AbstractUndoableEdit();
    harness.check(edit.getUndoPresentationName(), "UndoFoo");

    UIManager.put("AbstractUndoableEdit.undoText", oldValue);
  }
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