| /* |
| * Copyright 2000-2013 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.parameterInfo; |
| |
| import com.intellij.codeInsight.lookup.LookupElement; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| public interface ParameterInfoHandler <ParameterOwner, ParameterType> { |
| boolean couldShowInLookup(); |
| @Nullable Object[] getParametersForLookup(LookupElement item, ParameterInfoContext context); |
| @Nullable Object[] getParametersForDocumentation(ParameterType p, ParameterInfoContext context); |
| |
| // Find element for parameter info should also set ItemsToShow in context and may set highlighted element |
| @Nullable |
| ParameterOwner findElementForParameterInfo(@NotNull CreateParameterInfoContext context); |
| // Usually context.showHint |
| void showParameterInfo(@NotNull final ParameterOwner element, @NotNull CreateParameterInfoContext context); |
| |
| // Null returns leads to removing hint |
| @Nullable |
| ParameterOwner findElementForUpdatingParameterInfo(@NotNull UpdateParameterInfoContext context); |
| void updateParameterInfo(@NotNull final ParameterOwner parameterOwner, @NotNull UpdateParameterInfoContext context); |
| |
| // Can be null if parameter info does not track parameter index |
| @Nullable |
| String getParameterCloseChars(); |
| boolean tracksParameterIndex(); |
| |
| // context.setEnabled / context.setupUIComponentPresentation |
| void updateUI(ParameterType p, @NotNull ParameterInfoUIContext context); |
| } |