Package javax.swing.undo

Examples of javax.swing.undo.UndoableEdit.redo()

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        UndoableEdit ue = content.remove(3, 8);
        Position pos = content.createPosition(3);
        assertEquals(3, pos.getOffset());
        ue.undo();
        assertEquals(11, pos.getOffset());
        ue.redo();
        assertEquals(3, pos.getOffset());
    }

    public void testCreatePositionAfterUndone() throws BadLocationException {
        UndoableEdit ue = content.remove(3, 8);
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    public void testCreatePositionAfterUndone() throws BadLocationException {
        UndoableEdit ue = content.remove(3, 8);
        ue.undo();
        Position pos = content.createPosition(5);
        assertEquals(5, pos.getOffset());
        ue.redo();
        assertEquals(3, pos.getOffset());
        ue.undo();
        assertEquals(5, pos.getOffset());
    }
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        UndoableEdit ue = content.insertString(10, "big ");
        Position pos = content.createPosition(12);
        assertEquals(12, pos.getOffset());
        ue.undo();
        assertEquals(10, pos.getOffset());
        ue.redo();
        assertEquals(12, pos.getOffset());
    }

    public static int getIndex(final Position pos) {
        try {
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        undoable = content.remove(3, 5);
        Position pos = content.createPosition(3);
        assertEquals(3, pos.getOffset());
        undoable.undo();
        assertEquals(8, pos.getOffset());
        undoable.redo();
        assertEquals(3, pos.getOffset());
    }

    public void testCreatePositionAfterUndone() throws BadLocationException {
        UndoableEdit undoable;
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        content.insertString(0, "0123456789");
        undoable = content.remove(3, 5);
        undoable.undo();
        Position pos = content.createPosition(5);
        assertEquals(5, pos.getOffset());
        undoable.redo();
        assertEquals(3, pos.getOffset());
        undoable.undo();
        assertEquals(5, pos.getOffset());
    }
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        undoable = content.insertString(10, "big ");
        Position pos = content.createPosition(12);
        assertEquals(12, pos.getOffset());
        undoable.undo();
        assertEquals(10, pos.getOffset());
        undoable.redo();
        assertEquals(12, pos.getOffset());
    }

    public void testCreatePosition_WithInvalidValues() throws BadLocationException {
        content = new StringContent(10);
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        content.getChars(0, content.length(), text);
        assertEquals(20, text.array.length);
        assertEquals("01^^^2345\n", content.getString(0, content.length()));
        ue.undo();
        assertEquals("012345\n", content.getString(0, content.length()));
        ue.redo();
        assertEquals("01^^^2345\n", content.getString(0, content.length()));
    }

    public void testInsertString_WithInvalidValues() throws BadLocationException {
        content = new StringContent();
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        assertFalse(undoable.canRedo());
        assertTrue(undoable.canUndo());
        undoable.undo();
        assertTrue(undoable.canRedo());
        assertFalse(undoable.canUndo());
        undoable.redo();
        assertFalse(undoable.canRedo());
        assertTrue(undoable.canUndo());
        assertFalse(undoable.addEdit(null));
        assertFalse(undoable.addEdit(undoable));
    }
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        assertEquals(20, text.array.length);
        assertNotNull(undoable);
        assertEquals("0111111\n", content.getString(0, content.length()));
        undoable.undo();
        assertEquals("012345^11111\n", content.getString(0, content.length()));
        undoable.redo();
        assertEquals("0111111\n", content.getString(0, content.length()));
    }

    public void testRemove_UndoableEdit() throws BadLocationException {
        UndoableEdit undoable = content.remove(2, 3);
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        assertFalse(undoable.canRedo());
        assertTrue(undoable.canUndo());
        undoable.undo();
        assertTrue(undoable.canRedo());
        assertFalse(undoable.canUndo());
        undoable.redo();
        assertFalse(undoable.canRedo());
        assertTrue(undoable.canUndo());
        assertFalse(undoable.addEdit(null));
        assertFalse(undoable.addEdit(undoable));
    }
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