| /* |
| * 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. |
| */ |
| |
| /* |
| * Created by IntelliJ IDEA. |
| * User: mike |
| * Date: Jul 18, 2002 |
| * Time: 10:30:17 PM |
| * To change template for new class use |
| * Code Style | Class Templates options (Tools | IDE Options). |
| */ |
| package com.intellij.codeInsight.editorActions; |
| |
| import com.intellij.application.options.editor.WebEditorOptions; |
| import com.intellij.codeInsight.editorActions.wordSelection.AbstractWordSelectioner; |
| import com.intellij.ide.highlighter.HighlighterFactory; |
| import com.intellij.lang.ASTNode; |
| import com.intellij.lang.Language; |
| import com.intellij.openapi.editor.Editor; |
| import com.intellij.openapi.editor.highlighter.EditorHighlighter; |
| import com.intellij.openapi.util.TextRange; |
| import com.intellij.openapi.util.UnfairTextRange; |
| import com.intellij.psi.FileViewProvider; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiFile; |
| import com.intellij.psi.util.PsiTreeUtil; |
| import com.intellij.psi.xml.*; |
| import com.intellij.util.containers.ContainerUtil; |
| import com.intellij.xml.util.HtmlUtil; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import java.util.LinkedList; |
| import java.util.List; |
| |
| public class HtmlSelectioner extends AbstractWordSelectioner { |
| |
| private static final SelectWordUtil.CharCondition JAVA_IDENTIFIER_AND_HYPHEN_CONDITION = new SelectWordUtil.CharCondition() { |
| @Override |
| public boolean value(char ch) { |
| return Character.isJavaIdentifierPart(ch) || ch == '-'; |
| } |
| }; |
| private static final String CLASS_ATTRIBUTE_NAME = "class"; |
| |
| @Override |
| public boolean canSelect(PsiElement e) { |
| return canSelectElement(e); |
| } |
| |
| static boolean canSelectElement(final PsiElement e) { |
| if (e instanceof XmlToken) { |
| return HtmlUtil.hasHtml(e.getContainingFile()); |
| } |
| return false; |
| } |
| |
| @Override |
| public List<TextRange> select(PsiElement e, @NotNull CharSequence editorText, int cursorOffset, @NotNull Editor editor) { |
| List<TextRange> result; |
| |
| if (!(e instanceof XmlToken) || |
| XmlTokenSelectioner.shouldSelectToken((XmlToken)e) || |
| ((XmlToken)e).getTokenType() == XmlTokenType.XML_DATA_CHARACTERS) { |
| result = super.select(e, editorText, cursorOffset, editor); |
| } |
| else { |
| result = ContainerUtil.newArrayList(); |
| } |
| |
| final PsiElement parent = e.getParent(); |
| if (parent instanceof XmlComment) { |
| result.addAll(expandToWholeLine(editorText, parent.getTextRange(), true)); |
| } |
| |
| PsiFile psiFile = e.getContainingFile(); |
| |
| addAttributeSelection(result, editor, editorText, e); |
| final FileViewProvider fileViewProvider = psiFile.getViewProvider(); |
| for (Language lang : fileViewProvider.getLanguages()) { |
| final PsiFile langFile = fileViewProvider.getPsi(lang); |
| if (langFile != psiFile) addAttributeSelection(result, editor, editorText, fileViewProvider.findElementAt(cursorOffset, lang)); |
| } |
| |
| EditorHighlighter highlighter = HighlighterFactory.createHighlighter(e.getProject(), psiFile.getVirtualFile()); |
| highlighter.setText(editorText); |
| |
| addTagSelection2(e, result); |
| |
| return result; |
| } |
| |
| private static void addTagSelection2(PsiElement e, List<TextRange> result) { |
| XmlTag tag = PsiTreeUtil.getParentOfType(e, XmlTag.class, true); |
| while (tag != null) { |
| result.add(tag.getTextRange()); |
| final ASTNode tagStartEnd = XmlChildRole.START_TAG_END_FINDER.findChild(tag.getNode()); |
| final ASTNode tagEndStart = XmlChildRole.CLOSING_TAG_START_FINDER.findChild(tag.getNode()); |
| if (tagStartEnd != null && tagEndStart != null) { |
| result.add(new UnfairTextRange(tagStartEnd.getTextRange().getEndOffset(), |
| tagEndStart.getTextRange().getStartOffset())); |
| } |
| if (tagStartEnd != null) { |
| result.add(new TextRange(tag.getTextRange().getStartOffset(), |
| tagStartEnd.getTextRange().getEndOffset())); |
| } |
| if (tagEndStart != null) { |
| result.add(new TextRange(tagEndStart.getTextRange().getStartOffset(), |
| tag.getTextRange().getEndOffset())); |
| } |
| tag = PsiTreeUtil.getParentOfType(tag, XmlTag.class, true); |
| } |
| } |
| |
| private static void addAttributeSelection(@NotNull List<TextRange> result, @NotNull Editor editor, |
| @NotNull CharSequence editorText, @Nullable PsiElement e) { |
| final XmlAttribute attribute = PsiTreeUtil.getParentOfType(e, XmlAttribute.class); |
| |
| if (attribute != null) { |
| result.add(attribute.getTextRange()); |
| final XmlAttributeValue value = attribute.getValueElement(); |
| |
| if (value != null) { |
| if (CLASS_ATTRIBUTE_NAME.equalsIgnoreCase(attribute.getName())) { |
| addClassAttributeRanges(result, editor, editorText, value); |
| } |
| final TextRange range = value.getTextRange(); |
| result.add(range); |
| if (value.getFirstChild() != null && |
| value.getFirstChild().getNode().getElementType() == XmlTokenType.XML_ATTRIBUTE_VALUE_START_DELIMITER) { |
| result.add(new TextRange(range.getStartOffset() + 1, range.getEndOffset() - 1)); |
| } |
| } |
| } |
| } |
| |
| @Override |
| public int getMinimalTextRangeLength(@NotNull PsiElement element, @NotNull CharSequence text, int cursorOffset) { |
| if (WebEditorOptions.getInstance().isSelectWholeCssIdentifierOnDoubleClick()) { |
| final XmlAttribute attribute = PsiTreeUtil.getParentOfType(element, XmlAttribute.class); |
| final XmlAttributeValue attributeValue = PsiTreeUtil.getParentOfType(element, XmlAttributeValue.class); |
| if (attribute != null && attributeValue != null) { |
| if (CLASS_ATTRIBUTE_NAME.equalsIgnoreCase(attribute.getName())) { |
| final TextRange valueTextRange = attributeValue.getValueTextRange(); |
| if (!valueTextRange.isEmpty()) { |
| int start = cursorOffset; |
| int end = cursorOffset; |
| while (start > valueTextRange.getStartOffset()) { |
| if (!JAVA_IDENTIFIER_AND_HYPHEN_CONDITION.value(text.charAt(start - 1))) { |
| break; |
| } |
| start--; |
| } |
| |
| while (end < valueTextRange.getEndOffset()) { |
| if (!JAVA_IDENTIFIER_AND_HYPHEN_CONDITION.value(text.charAt(end + 1))) { |
| break; |
| } |
| end++; |
| } |
| return end - start; |
| } |
| } |
| } |
| } |
| return super.getMinimalTextRangeLength(element, text, cursorOffset); |
| } |
| |
| private static void addClassAttributeRanges(@NotNull List<TextRange> result, @NotNull Editor editor, |
| @NotNull CharSequence editorText, @NotNull XmlAttributeValue attributeValue) { |
| final TextRange attributeValueTextRange = attributeValue.getTextRange(); |
| final LinkedList<TextRange> wordRanges = ContainerUtil.newLinkedList(); |
| SelectWordUtil.addWordSelection(editor.getSettings().isCamelWords(), editorText, editor.getCaretModel().getOffset(), wordRanges, |
| JAVA_IDENTIFIER_AND_HYPHEN_CONDITION); |
| for (TextRange range : wordRanges) { |
| if (attributeValueTextRange.contains(range)) { |
| result.add(range); |
| } |
| } |
| } |
| } |