| /* |
| * Copyright 2000-2009 JetBrains s.r.o. |
| * |
| * 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 com.intellij.lang.refactoring; |
| |
| import com.intellij.openapi.editor.Editor; |
| import com.intellij.openapi.extensions.ExtensionPointName; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiReference; |
| import com.intellij.usageView.UsageInfo; |
| import com.intellij.util.containers.MultiMap; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| /** |
| * Interface that should be implemented by the language in order to provide inline functionality and possibly |
| * participate in inline of elements in other languages this language may reference. |
| * @author ven |
| * @see InlineHandlers#getInlineHandlers(com.intellij.lang.Language) |
| */ |
| public interface InlineHandler { |
| |
| ExtensionPointName<InlineHandler> EP_NAME = new ExtensionPointName<InlineHandler>("com.intellij.refactoring.inlineHandler"); |
| |
| interface Settings { |
| /** |
| * @return true if as a result of refactoring setup only the reference where refactoring |
| * was triggered should be inlined. |
| */ |
| boolean isOnlyOneReferenceToInline(); |
| |
| /** |
| * Special settings for the case when inline cannot be performed due to already reported (by error hint) problem |
| */ |
| Settings CANNOT_INLINE_SETTINGS = new Settings() { |
| @Override |
| public boolean isOnlyOneReferenceToInline() { |
| return false; |
| } |
| }; |
| } |
| |
| /** |
| * @param element element to be inlined |
| * @param invokedOnReference true if the user invoked the refactoring on an element reference |
| * @param editor in case refactoring has been called in the editor |
| * @return <code>Settings</code> object in case refactoring should be performed or null otherwise |
| |
| */ |
| @Nullable Settings prepareInlineElement(@NotNull PsiElement element, @Nullable Editor editor, boolean invokedOnReference); |
| |
| /** |
| * @param element inlined element |
| */ |
| void removeDefinition(@NotNull PsiElement element, @NotNull Settings settings); |
| |
| /** |
| * @param element inlined element |
| * @param settings |
| * @return Inliner instance to be used for inlining references in this language |
| */ |
| @Nullable Inliner createInliner(@NotNull PsiElement element, @NotNull Settings settings); |
| |
| interface Inliner { |
| /** |
| * @param reference reference to inlined element |
| * @param referenced inlined element |
| * @return set of conflicts inline of this element to the place denoted by reference would incur |
| * or null if no conflicts detected. |
| */ |
| @Nullable |
| MultiMap<PsiElement, String> getConflicts(@NotNull PsiReference reference, @NotNull PsiElement referenced); |
| |
| /** |
| * Perform actual inline of element to the point where it is referenced |
| * @param usage usage of inlined element |
| * @param referenced inlined element |
| */ |
| void inlineUsage(@NotNull UsageInfo usage, @NotNull PsiElement referenced); |
| } |
| } |