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/*
* 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.codeInsight.navigation;
import com.intellij.ide.util.DefaultPsiElementCellRenderer;
import com.intellij.ide.util.EditSourceUtil;
import com.intellij.ide.util.PsiElementListCellRenderer;
import com.intellij.navigation.NavigationItem;
import com.intellij.openapi.editor.Editor;
import com.intellij.openapi.editor.markup.HighlighterTargetArea;
import com.intellij.openapi.editor.markup.RangeHighlighter;
import com.intellij.openapi.editor.markup.TextAttributes;
import com.intellij.openapi.fileEditor.FileEditor;
import com.intellij.openapi.fileEditor.FileEditorManager;
import com.intellij.openapi.fileEditor.TextEditor;
import com.intellij.openapi.fileEditor.impl.EditorHistoryManager;
import com.intellij.openapi.ui.popup.JBPopup;
import com.intellij.openapi.ui.popup.PopupChooserBuilder;
import com.intellij.openapi.util.TextRange;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.pom.Navigatable;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiFile;
import com.intellij.psi.impl.ElementBase;
import com.intellij.psi.search.PsiElementProcessor;
import com.intellij.ui.JBListWithHintProvider;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import javax.swing.*;
import java.awt.*;
/**
* @author ven
*/
public final class NavigationUtil {
private NavigationUtil() {
}
@NotNull
public static JBPopup getPsiElementPopup(@NotNull PsiElement[] elements, String title) {
return getPsiElementPopup(elements, new DefaultPsiElementCellRenderer(), title);
}
@NotNull
public static JBPopup getPsiElementPopup(@NotNull PsiElement[] elements,
@NotNull final PsiElementListCellRenderer<PsiElement> renderer,
final String title) {
return getPsiElementPopup(elements, renderer, title, new PsiElementProcessor<PsiElement>() {
@Override
public boolean execute(@NotNull final PsiElement element) {
Navigatable descriptor = EditSourceUtil.getDescriptor(element);
if (descriptor != null && descriptor.canNavigate()) {
descriptor.navigate(true);
}
return true;
}
});
}
@NotNull
public static <T extends PsiElement> JBPopup getPsiElementPopup(@NotNull T[] elements,
@NotNull final PsiElementListCellRenderer<T> renderer,
final String title,
@NotNull final PsiElementProcessor<T> processor) {
return getPsiElementPopup(elements, renderer, title, processor, null);
}
@NotNull
public static <T extends PsiElement> JBPopup getPsiElementPopup(@NotNull T[] elements,
@NotNull final PsiElementListCellRenderer<T> renderer,
@Nullable final String title,
@NotNull final PsiElementProcessor<T> processor,
@Nullable final T selection) {
final JList list = new JBListWithHintProvider(elements) {
@Nullable
@Override
protected PsiElement getPsiElementForHint(Object selectedValue) {
return (PsiElement)selectedValue;
}
};
list.setCellRenderer(renderer);
if (selection != null) {
list.setSelectedValue(selection, true);
}
final Runnable runnable = new Runnable() {
@Override
public void run() {
int[] ids = list.getSelectedIndices();
if (ids == null || ids.length == 0) return;
for (Object element : list.getSelectedValues()) {
if (element != null) {
processor.execute((T)element);
}
}
}
};
PopupChooserBuilder builder = new PopupChooserBuilder(list);
if (title != null) {
builder.setTitle(title);
}
renderer.installSpeedSearch(builder, true);
return builder.setItemChoosenCallback(runnable).createPopup();
}
public static boolean activateFileWithPsiElement(@NotNull PsiElement elt) {
return activateFileWithPsiElement(elt, true);
}
public static boolean activateFileWithPsiElement(@NotNull PsiElement elt, boolean searchForOpen) {
return openFileWithPsiElement(elt, searchForOpen, true);
}
public static boolean openFileWithPsiElement(PsiElement element, boolean searchForOpen, boolean requestFocus) {
boolean openAsNative = false;
if (element instanceof PsiFile) {
VirtualFile virtualFile = ((PsiFile)element).getVirtualFile();
if (virtualFile != null) {
openAsNative = ElementBase.isNativeFileType(virtualFile.getFileType());
}
}
if (searchForOpen) {
element.putUserData(FileEditorManager.USE_CURRENT_WINDOW, null);
}
else {
element.putUserData(FileEditorManager.USE_CURRENT_WINDOW, true);
}
if (openAsNative || !activatePsiElementIfOpen(element, searchForOpen, requestFocus)) {
final NavigationItem navigationItem = (NavigationItem)element;
if (!navigationItem.canNavigate()) return false;
navigationItem.navigate(requestFocus);
return true;
}
element.putUserData(FileEditorManager.USE_CURRENT_WINDOW, null);
return false;
}
private static boolean activatePsiElementIfOpen(@NotNull PsiElement elt, boolean searchForOpen, boolean requestFocus) {
if (!elt.isValid()) return false;
elt = elt.getNavigationElement();
final PsiFile file = elt.getContainingFile();
if (file == null || !file.isValid()) return false;
VirtualFile vFile = file.getVirtualFile();
if (vFile == null) return false;
if (!EditorHistoryManager.getInstance(elt.getProject()).hasBeenOpen(vFile)) return false;
final FileEditorManager fem = FileEditorManager.getInstance(elt.getProject());
if (!fem.isFileOpen(vFile)) {
fem.openFile(vFile, requestFocus, searchForOpen);
}
final TextRange range = elt.getTextRange();
if (range == null) return false;
final FileEditor[] editors = fem.getEditors(vFile);
for (FileEditor editor : editors) {
if (editor instanceof TextEditor) {
final Editor text = ((TextEditor)editor).getEditor();
final int offset = text.getCaretModel().getOffset();
if (range.containsOffset(offset)) {
// select the file
fem.openFile(vFile, requestFocus, searchForOpen);
return true;
}
}
}
return false;
}
/**
* Patches attributes to be visible under debugger active line
*/
@SuppressWarnings("UseJBColor")
public static TextAttributes patchAttributesColor(TextAttributes attributes, @NotNull TextRange range, @NotNull Editor editor) {
int lineStart = editor.offsetToLogicalPosition(range.getStartOffset()).line;
int lineEnd = editor.offsetToLogicalPosition(range.getEndOffset()).line;
for (RangeHighlighter highlighter : editor.getMarkupModel().getAllHighlighters()) {
if (!highlighter.isValid()) continue;
if (highlighter.getTargetArea() == HighlighterTargetArea.LINES_IN_RANGE) {
int line = editor.offsetToLogicalPosition(highlighter.getStartOffset()).line;
if (line >= lineStart && line <= lineEnd) {
TextAttributes textAttributes = highlighter.getTextAttributes();
if (textAttributes != null) {
Color color = textAttributes.getBackgroundColor();
if (color != null && color.getBlue() > 128 && color.getRed() < 128 && color.getGreen() < 128) {
TextAttributes clone = attributes.clone();
clone.setForegroundColor(Color.orange);
clone.setEffectColor(Color.orange);
return clone;
}
}
}
}
}
return attributes;
}
}
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