/*
* Copyright 2000-2017 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.ide.actions;
import com.intellij.ide.util.PlatformModuleRendererFactory;
import com.intellij.ide.util.PsiElementListCellRenderer;
import com.intellij.ide.util.gotoByName.GotoFileCellRenderer;
import com.intellij.navigation.ItemPresentation;
import com.intellij.navigation.NavigationItem;
import com.intellij.openapi.editor.markup.TextAttributes;
import com.intellij.openapi.fileEditor.impl.EditorTabbedContainer;
import com.intellij.openapi.util.Iconable;
import com.intellij.openapi.util.io.FileUtil;
import com.intellij.openapi.util.text.StringUtil;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiFile;
import com.intellij.psi.PsiFileSystemItem;
import com.intellij.psi.PsiNamedElement;
import com.intellij.psi.presentation.java.SymbolPresentationUtil;
import com.intellij.psi.util.PsiUtilCore;
import com.intellij.ui.ColoredListCellRenderer;
import com.intellij.ui.JBColor;
import com.intellij.ui.SimpleTextAttributes;
import com.intellij.util.ui.FilePathSplittingPolicy;
import javax.swing.*;
import java.awt.*;
import java.io.File;
import java.util.LinkedList;
/**
* @author Konstantin Bulenkov
*/
class SearchEverywherePsiRenderer extends PsiElementListCellRenderer<PsiElement> {
private final JList myList;
public SearchEverywherePsiRenderer(JList list) {
myList = list;
setFocusBorderEnabled(false);
setLayout(new BorderLayout() {
@Override
public void layoutContainer(Container target) {
super.layoutContainer(target);
final Component right = getLayoutComponent(EAST);
final Component left = getLayoutComponent(WEST);
//IDEA-140824
if (right != null && left != null && left.getBounds().x + left.getBounds().width > right.getBounds().x) {
final Rectangle bounds = right.getBounds();
final int newX = left.getBounds().x + left.getBounds().width;
right.setBounds(newX, bounds.y, bounds.width - (newX - bounds.x), bounds.height);
}
}
});
}
@Override
public String getElementText(PsiElement element) {
VirtualFile file = element instanceof PsiFile ? PsiUtilCore.getVirtualFile(element) :
element instanceof VirtualFile ? (VirtualFile)element : null;
if (file != null) {
return EditorTabbedContainer.calcTabTitle(element.getProject(), file);
}
String name = element instanceof PsiNamedElement ? ((PsiNamedElement)element).getName() : null;
return StringUtil.notNullize(name, "<unnamed>");
}
@Override
protected String getContainerText(PsiElement element, String name) {
if (element instanceof PsiFileSystemItem) {
VirtualFile file = ((PsiFileSystemItem)element).getVirtualFile();
VirtualFile parent = file == null ? null : file.getParent();
if (parent == null) {
if (file != null) { // use fallback from Switcher
String presentableUrl = file.getPresentableUrl();
return FileUtil.getLocationRelativeToUserHome(presentableUrl);
}
return null;
}
String relativePath = GotoFileCellRenderer.getRelativePath(parent, element.getProject());
if (relativePath == null) return "( " + File.separator + " )";
int width = myList.getWidth();
if (width == 0) width += 800;
String path = FilePathSplittingPolicy.SPLIT_BY_SEPARATOR.getOptimalTextForComponent(name, new File(relativePath), this, width - myRightComponentWidth - 16 - 10);
return "(" + path + ")";
}
return getSymbolContainerText(name, element);
}
private String getSymbolContainerText(String name, PsiElement element) {
String text = SymbolPresentationUtil.getSymbolContainerText(element);
if (myList.getWidth() == 0) return text;
if (text == null) return null;
if (text.startsWith("(") && text.endsWith(")")) {
text = text.substring(1, text.length()-1);
}
boolean in = text.startsWith("in ");
if (in) text = text.substring(3);
final FontMetrics fm = myList.getFontMetrics(myList.getFont());
final int maxWidth = myList.getWidth() - fm.stringWidth(name) - 16 - myRightComponentWidth - 20;
String left = in ? "(in " : "(";
String right = ")";
if (fm.stringWidth(left + text + right) < maxWidth) return left + text + right;
String separator = text.contains(File.separator) ? File.separator : ".";
final LinkedList<String> parts = new LinkedList<>(StringUtil.split(text, separator));
int index;
while (parts.size() > 1) {
index = parts.size() / 2 - 1;
parts.remove(index);
if (fm.stringWidth(StringUtil.join(parts, separator) + "...") < maxWidth) {
parts.add(index, "...");
return left + StringUtil.join(parts, separator) + right;
}
}
//todo
return left + "..." + right;
}
@Override
protected boolean customizeNonPsiElementLeftRenderer(ColoredListCellRenderer renderer,
JList list,
Object value,
int index,
boolean selected,
boolean hasFocus) {
if (!(value instanceof NavigationItem)) return false;
NavigationItem item = (NavigationItem)value;
TextAttributes attributes = getNavigationItemAttributes(item);
SimpleTextAttributes nameAttributes = attributes != null ? SimpleTextAttributes.fromTextAttributes(attributes) : null;
Color color = list.getForeground();
if (nameAttributes == null) nameAttributes = new SimpleTextAttributes(SimpleTextAttributes.STYLE_PLAIN, color);
renderer.append(item + " ", nameAttributes);
ItemPresentation itemPresentation = item.getPresentation();
assert itemPresentation != null;
renderer.setIcon(itemPresentation.getIcon(true));
String locationString = itemPresentation.getLocationString();
if (!StringUtil.isEmpty(locationString)) {
renderer.append(locationString, new SimpleTextAttributes(SimpleTextAttributes.STYLE_PLAIN, JBColor.GRAY));
}
return true;
}
@Override
protected DefaultListCellRenderer getRightCellRenderer(final Object value) {
final DefaultListCellRenderer rightRenderer = super.getRightCellRenderer(value);
if (rightRenderer instanceof PlatformModuleRendererFactory.PlatformModuleRenderer) {
// that renderer will display file path, but we're showing it ourselves - no need to show twice
return null;
}
return rightRenderer;
}
@Override
protected int getIconFlags() {
return Iconable.ICON_FLAG_READ_STATUS;
}
}