Java 类javax.swing.undo.UndoManager 实例源码

项目：incubator-netbeans 文件：ViewHierarchyTest.java

public void testSimpleUndoRedo() throws Exception {
    loggingOn();
    JEditorPane pane = ViewUpdatesTesting.createPane();
    Document doc = pane.getDocument();
    UndoManager undoManager = ViewUpdatesTesting.getUndoManager(doc);
    doc.insertString(0, "abc\ndef\nghi\n", null);
    ViewUpdatesTesting.setViewBounds(pane, 4, 8);
    pane.modelToView(0);
    doc.insertString(4, "o", null);
    doc.remove(3, 3);
    doc.insertString(4, "ab", null);
    doc.remove(7, 2);
    pane.modelToView(0);
    undoManager.undo(); // insert(7,2)
    undoManager.undo(); // remove(4,2)
    undoManager.undo(); // insert(3,3)
    undoManager.undo();
    undoManager.redo();
    undoManager.redo();
    undoManager.redo();
    undoManager.redo();
}

项目：incubator-netbeans 文件：ViewHierarchyTest.java

public void testLongLineUndo() throws Exception {
    loggingOn();
    JEditorPane pane = ViewUpdatesTesting.createPane();
    Document doc = pane.getDocument();
    UndoManager undoManager = ViewUpdatesTesting.getUndoManager(doc);
    int lineLen = 4000;
    StringBuilder sb = new StringBuilder(lineLen + 10);
    for (int i = 0; i < lineLen; i++) {
        sb.append('a');
    }
    sb.append('\n');
    doc.insertString(0, sb.toString(), null);
    pane.modelToView(0);
    doc.remove(0, lineLen);
    pane.modelToView(0);
    undoManager.undo();
    undoManager.redo();
}

项目：incubator-netbeans 文件：PlainDocumentTest.java

public void testBehaviour() throws Exception {
    Document doc = new PlainDocument();
    doc.insertString(0, "test hello world", null);
    UndoManager undo = new UndoManager();
    doc.addUndoableEditListener(undo);
    Position pos = doc.createPosition(2);
    doc.remove(0, 3);
    assert (pos.getOffset() == 0);
    undo.undo();
    assert (pos.getOffset() == 2);

    Position pos2 = doc.createPosition(5);
    doc.remove(4, 2);
    Position pos3 = doc.createPosition(4);
    assertSame(pos2, pos3);
    undo.undo();
    assert (pos3.getOffset() == 5);
}

项目：incubator-netbeans 文件：OverrideEditorActions.java

static void flushUndoQueue(Document d) {
    SwingUtilities.invokeLater(() -> {
    if (d == null) {
        return;
    }
    for (TopComponent tc : TopComponent.getRegistry().getOpened()) {
        if (!(tc instanceof ConsoleEditor)) {
            continue;
        }
        ConsoleEditor cake = (ConsoleEditor)tc;
        if (cake.getEditorPane() == null) {
            continue;
        }
        Document check = cake.getEditorPane().getDocument();
        if (check != d) {
            continue;
        }
        UndoRedo ur = tc.getUndoRedo();
        if (ur instanceof UndoManager) {
            ((UndoManager)ur).discardAllEdits();
        }
    }});
}

项目：incubator-netbeans 文件：DefinitionsTest.java

public void testSetTypes() throws Exception {
    UndoManager um = new UndoManager();
    WSDLModel model = TestCatalogModel.getDefault().getWSDLModel(NamespaceLocation.ECHOCONCAT);
    model.addUndoableEditListener(um);
    TestComponentListener cl = new TestComponentListener();
    PropertyListener pl = new PropertyListener();
    model.addComponentListener(cl);
    model.addPropertyChangeListener(pl);

    Definitions d = model.getDefinitions();
    int childCount = d.getChildren().size();
    Types types = d.getTypes();
    assertNotNull(types);
    model.startTransaction();
    d.setTypes(null);
    model.endTransaction();

    cl.assertEvent(ComponentEvent.EventType.CHILD_REMOVED, d);
    pl.assertEvent(Definitions.TYPES_PROPERTY, types, null);


    um.undo();
    assertEquals(childCount, d.getChildren().size());
    um.redo();
    assertEquals(childCount-1, d.getChildren().size());
}

项目：incubator-netbeans 文件：DocumentTesting.java

public static void undo(Context context, final int count) throws Exception {
    final Document doc = getDocument(context);
    final UndoManager undoManager = (UndoManager) doc.getProperty(UndoManager.class);
    logUndoRedoOp(context, "UNDO", count);
    invoke(context, new Runnable() {
        @Override
        public void run() {
            try {
                int cnt = count;
                while (undoManager.canUndo() && --cnt >= 0) {
                    undoManager.undo();
                }
            } catch (CannotUndoException e) {
                throw new IllegalStateException(e);
            }
        }
    });
    logPostUndoRedoOp(context, count);
}

项目：incubator-netbeans 文件：DocumentTesting.java

public static void redo(Context context, final int count) throws Exception {
    final Document doc = getDocument(context);
    final UndoManager undoManager = (UndoManager) doc.getProperty(UndoManager.class);
    logUndoRedoOp(context, "REDO", count);
    invoke(context, new Runnable() {
        @Override
        public void run() {
            try {
                int cnt = count;
                while (undoManager.canRedo() && --cnt >= 0) {
                    undoManager.redo();
                }
            } catch (CannotRedoException e) {
                throw new IllegalStateException(e);
            }
        }
    });
    logPostUndoRedoOp(context, count);
}

项目：incubator-netbeans 文件：SyncTest.java

public void testCreateGlobalElementUndoRedo() throws Exception {
    SchemaModel model = Util.loadSchemaModel("resources/Empty.xsd");
    UndoManager ur = new UndoManager();
    model.addUndoableEditListener(ur);
    SchemaComponentFactory fact = model.getFactory();
    GlobalElement ge = fact.createGlobalElement();

    model.startTransaction();
    model.getSchema().addElement(ge);
    ge.setName("Foo"); // edit #1
    LocalComplexType lct = fact.createLocalComplexType();
    Sequence seq = fact.createSequence();
    lct.setDefinition(seq); 
    ge.setInlineType(lct);
    model.endTransaction();

    assertEquals(1, model.getSchema().getElements().size());
    ur.undo();
    assertEquals(0, model.getSchema().getElements().size());

    ur.redo();
    ge = model.getSchema().getElements().iterator().next();
    assertEquals("Foo", ge.getName());
    assertNotNull(ge.getInlineType());
    assertNotNull(((LocalComplexType)ge.getInlineType()).getDefinition());
}

项目：incubator-netbeans 文件：SyncTest.java

public void testSetAttributeOnGlobalComplexTypeUndoRedo() throws Exception {
    SchemaModel model = Util.loadSchemaModel("resources/PurchaseOrder.xsd");
    UndoManager ur = new UndoManager();
    model.addUndoableEditListener(ur);
    GlobalComplexType potype = model.getSchema().getComplexTypes().iterator().next();
    assertEquals("PurchaseOrderType", potype.getName());

    model.startTransaction();
    potype.setAbstract(Boolean.TRUE);
    model.endTransaction();

    ur.undo();
    assertNull(potype.getAttribute(SchemaAttributes.ABSTRACT));

    ur.redo();
    assertNotNull(potype.getAttribute(SchemaAttributes.ABSTRACT));
}

项目：incubator-netbeans 文件：SyncTest.java

public void testSyncUndo() throws Exception {
    SchemaModel model = Util.loadSchemaModel(TEST_XSD);
    UndoManager um = new UndoManager();
    model.addUndoableEditListener(um);

    GlobalComplexType gct = (GlobalComplexType)Util.findComponent(
            model.getSchema(), "/schema/complexType[@name='PurchaseOrderType']");
    assertEquals(3, gct.getDefinition().getChildren().size());

    Util.setDocumentContentTo(model, "resources/PurchaseOrder_SyncUndo.xsd");
    model.sync();
    um.undo();
    assertEquals(3, gct.getDefinition().getChildren().size());

    um.redo();
    assertEquals(2, gct.getDefinition().getChildren().size());
}

项目：incubator-netbeans 文件：SyncTest.java

public void testSyncUndoRename() throws Exception {
    SchemaModel model = Util.loadSchemaModel(TEST_XSD);
    UndoManager um = new UndoManager();
    model.addUndoableEditListener(um);
    assertEquals(2, model.getSchema().getElements().size());

    Util.setDocumentContentTo(model, "resources/PurchaseOrder_SyncUndoRename.xsd");
    model.sync();
    assertEquals(2, model.getSchema().getElements().size());
    assertEquals("purchaseOrder2", model.getSchema().getElements().iterator().next().getName());

    um.undo();
    assertEquals(2, model.getSchema().getElements().size());
    assertEquals("purchaseOrder", model.getSchema().getElements().iterator().next().getName());

    um.redo();
    assertEquals(2, model.getSchema().getElements().size());
    assertEquals("purchaseOrder2", model.getSchema().getElements().iterator().next().getName());
}