| /* |
| * Copyright 2000-2014 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.injected.editor; |
| |
| import com.intellij.openapi.Disposable; |
| import com.intellij.openapi.editor.FoldRegion; |
| import com.intellij.openapi.editor.FoldingGroup; |
| import com.intellij.openapi.editor.ex.FoldingListener; |
| import com.intellij.openapi.editor.ex.FoldingModelEx; |
| import com.intellij.openapi.editor.impl.FoldRegionImpl; |
| import com.intellij.openapi.editor.markup.TextAttributes; |
| import com.intellij.openapi.util.Key; |
| import com.intellij.openapi.util.TextRange; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.awt.*; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * @author cdr |
| */ |
| public class FoldingModelWindow implements FoldingModelEx{ |
| private final FoldingModelEx myDelegate; |
| private final DocumentWindow myDocumentWindow; |
| private final EditorWindow myEditorWindow; |
| |
| public FoldingModelWindow(@NotNull FoldingModelEx delegate, @NotNull DocumentWindow documentWindow, @NotNull EditorWindow editorWindow) { |
| myDelegate = delegate; |
| myDocumentWindow = documentWindow; |
| myEditorWindow = editorWindow; |
| } |
| |
| @Override |
| public void setFoldingEnabled(boolean isEnabled) { |
| myDelegate.setFoldingEnabled(isEnabled); |
| } |
| |
| @Override |
| public boolean isFoldingEnabled() { |
| return myDelegate.isFoldingEnabled(); |
| } |
| |
| @Override |
| public FoldRegion getFoldingPlaceholderAt(Point p) { |
| return myDelegate.getFoldingPlaceholderAt(p); |
| } |
| |
| @Override |
| public boolean intersectsRegion(int startOffset, int endOffset) { |
| int hostStart = myDocumentWindow.injectedToHost(startOffset); |
| int hostEnd = myDocumentWindow.injectedToHost(endOffset); |
| return myDelegate.intersectsRegion(hostStart, hostEnd); |
| } |
| |
| @Override |
| public FoldRegion addFoldRegion(int startOffset, int endOffset, @NotNull String placeholderText) { |
| FoldRegion region = createFoldRegion(startOffset, endOffset, placeholderText, null, false); |
| if (region == null) return null; |
| if (!addFoldRegion(region)) { |
| region.dispose(); |
| return null; |
| } |
| |
| return region; |
| } |
| |
| @Override |
| public boolean addFoldRegion(@NotNull final FoldRegion region) { |
| return myDelegate.addFoldRegion(((FoldingRegionWindow)region).getDelegate()); |
| } |
| |
| @Override |
| public void removeFoldRegion(@NotNull FoldRegion region) { |
| myDelegate.removeFoldRegion(((FoldingRegionWindow)region).getDelegate()); |
| } |
| |
| @Override |
| @NotNull |
| public FoldRegion[] getAllFoldRegions() { |
| FoldRegion[] all = myDelegate.getAllFoldRegions(); |
| List<FoldRegion> result = new ArrayList<FoldRegion>(); |
| for (FoldRegion region : all) { |
| FoldingRegionWindow window = region.getUserData(FOLD_REGION_WINDOW); |
| if (window != null && window.getEditor() == myEditorWindow) { |
| result.add(window); |
| } |
| } |
| return result.toArray(new FoldRegion[result.size()]); |
| } |
| |
| @Override |
| public boolean isOffsetCollapsed(int offset) { |
| return myDelegate.isOffsetCollapsed(myDocumentWindow.injectedToHost(offset)); |
| } |
| |
| @Override |
| public FoldRegion getCollapsedRegionAtOffset(int offset) { |
| FoldRegion host = myDelegate.getCollapsedRegionAtOffset(myDocumentWindow.injectedToHost(offset)); |
| return host; //todo convert to window? |
| } |
| |
| @Override |
| public void runBatchFoldingOperation(@NotNull Runnable operation) { |
| myDelegate.runBatchFoldingOperation(operation); |
| } |
| |
| @Override |
| public void runBatchFoldingOperation(@NotNull Runnable operation, boolean moveCaretFromCollapsedRegion) { |
| myDelegate.runBatchFoldingOperation(operation, moveCaretFromCollapsedRegion); |
| } |
| |
| @Override |
| public void runBatchFoldingOperationDoNotCollapseCaret(@NotNull Runnable operation) { |
| myDelegate.runBatchFoldingOperationDoNotCollapseCaret(operation); |
| } |
| |
| @Override |
| public FoldRegion fetchOutermost(int offset) { |
| FoldRegion host = myDelegate.fetchOutermost(myDocumentWindow.injectedToHost(offset)); |
| return host; //todo convert to window? |
| } |
| |
| @Override |
| public int getLastCollapsedRegionBefore(int offset) { |
| return -1; //todo implement |
| } |
| |
| @Override |
| public TextAttributes getPlaceholderAttributes() { |
| return myDelegate.getPlaceholderAttributes(); |
| } |
| |
| @Override |
| public FoldRegion[] fetchTopLevel() { |
| return FoldRegion.EMPTY_ARRAY; //todo implement |
| } |
| |
| private static final Key<FoldingRegionWindow> FOLD_REGION_WINDOW = Key.create("FOLD_REGION_WINDOW"); |
| @Override |
| public FoldRegion createFoldRegion(int startOffset, int endOffset, @NotNull String placeholder, FoldingGroup group, boolean neverExpands) { |
| TextRange hostRange = myDocumentWindow.injectedToHost(new TextRange(startOffset, endOffset)); |
| if (hostRange.getLength() < 2) return null; |
| FoldRegion hostRegion = myDelegate.createFoldRegion(hostRange.getStartOffset(), hostRange.getEndOffset(), placeholder, group, neverExpands); |
| int startShift = Math.max(0, myDocumentWindow.hostToInjected(hostRange.getStartOffset()) - startOffset); |
| int endShift = Math.max(0, endOffset - myDocumentWindow.hostToInjected(hostRange.getEndOffset()) - startShift); |
| FoldingRegionWindow window = new FoldingRegionWindow(myDocumentWindow, myEditorWindow, (FoldRegionImpl)hostRegion, startShift, endShift); |
| hostRegion.putUserData(FOLD_REGION_WINDOW, window); |
| return window; |
| } |
| |
| @Override |
| public void addListener(@NotNull FoldingListener listener, @NotNull Disposable parentDisposable) { |
| myDelegate.addListener(listener, parentDisposable); |
| } |
| |
| @Override |
| public void rebuild() { |
| myDelegate.rebuild(); |
| } |
| |
| @Override |
| public void clearFoldRegions() { |
| myDelegate.clearFoldRegions(); |
| } |
| } |