/* * Copyright 2013-2016 consulo.io * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package consulo.ide; import com.intellij.icons.AllIcons; import com.intellij.openapi.util.Iconable; import com.intellij.openapi.vfs.VirtualFile; import com.intellij.openapi.vfs.WritingAccessProvider; import com.intellij.psi.PsiElement; import com.intellij.psi.util.PsiUtilCore; import com.intellij.util.BitUtil; import consulo.annotations.RequiredReadAction; import org.jetbrains.annotations.NotNull; /** * @author VISTALL * @since 1:10/19.07.13 */ public class LockedIconDescriptorUpdater implements IconDescriptorUpdater { @RequiredReadAction @Override public void updateIcon(@NotNull IconDescriptor iconDescriptor, @NotNull PsiElement element, int flags) { if (BitUtil.isSet(flags, Iconable.ICON_FLAG_READ_STATUS)) { VirtualFile file = PsiUtilCore.getVirtualFile(element); final boolean isLocked = !element.isWritable() || !WritingAccessProvider.isPotentiallyWritable(file, element.getProject()); if (isLocked) { iconDescriptor.addLayerIcon(AllIcons.Nodes.Locked); } } } }