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/*
* Copyright 2002-2005 Sascha Weinreuter
*
* 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 org.intellij.plugins.xpathView;
import com.intellij.codeInsight.hint.HintManagerImpl;
import com.intellij.idea.ActionsBundle;
import com.intellij.openapi.actionSystem.ActionPlaces;
import com.intellij.openapi.actionSystem.AnActionEvent;
import com.intellij.openapi.actionSystem.LangDataKeys;
import com.intellij.openapi.actionSystem.Presentation;
import com.intellij.openapi.editor.Document;
import com.intellij.openapi.editor.Editor;
import com.intellij.openapi.editor.markup.RangeHighlighter;
import com.intellij.openapi.ide.CopyPasteManager;
import com.intellij.openapi.project.Project;
import com.intellij.psi.PsiDocumentManager;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiFile;
import com.intellij.psi.PsiWhiteSpace;
import com.intellij.psi.xml.XmlElement;
import com.intellij.psi.xml.XmlFile;
import com.intellij.ui.HintHint;
import com.intellij.ui.InplaceButton;
import com.intellij.ui.LightweightHint;
import com.intellij.ui.components.panels.NonOpaquePanel;
import com.intellij.util.PlatformIcons;
import org.intellij.plugins.xpathView.support.XPathSupport;
import org.intellij.plugins.xpathView.util.HighlighterUtil;
import javax.swing.*;
import java.awt.*;
import java.awt.datatransfer.StringSelection;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
public class ShowXPathAction extends XPathAction {
public void update(AnActionEvent event) {
super.update(event);
final Presentation presentation = event.getPresentation();
if (ActionPlaces.isMainMenuOrActionSearch(event.getPlace()) && presentation.getText().startsWith("Show ")) {
final String text = presentation.getText().substring("Show ".length());
presentation.setText(Character.toUpperCase(text.charAt(0)) + text.substring(1));
}
}
protected boolean isEnabledAt(XmlFile xmlFile, int offset) {
final PsiElement element = xmlFile.findElementAt(offset);
if (!(element instanceof XmlElement || element instanceof PsiWhiteSpace)) {
return false;
}
final PsiElement node = XPathExpressionGenerator.transformToValidShowPathNode(element);
return node != null;
}
public void actionPerformed(AnActionEvent e) {
final Editor editor = LangDataKeys.EDITOR.getData(e.getDataContext());
if (editor == null) {
return;
}
final Project project = editor.getProject();
if (project == null) {
return;
}
final PsiDocumentManager docmgr = PsiDocumentManager.getInstance(project);
final Document document = editor.getDocument();
docmgr.commitDocument(document);
final PsiFile psiFile = docmgr.getPsiFile(document);
if (!(psiFile instanceof XmlFile)) {
return;
}
final PsiElement element = psiFile.findElementAt(editor.getCaretModel().getOffset());
if (!(element instanceof XmlElement || element instanceof PsiWhiteSpace)) {
XPathAppComponent.showEditorHint("No suitable context for an XPath-expression selected.", editor);
return;
}
final PsiElement node = XPathExpressionGenerator.transformToValidShowPathNode(element);
if (node == null) {
XPathAppComponent.showEditorHint("No suitable context for an XPath-expression selected.", editor);
return;
}
final Config cfg = myComponent.getConfig();
final RangeHighlighter h = HighlighterUtil.highlightNode(editor, node, cfg.getContextAttributes(), cfg);
final String path = XPathSupport.getInstance().getUniquePath((XmlElement)node, null);
final JTextField label = new JTextField(path);
label.setPreferredSize(new Dimension(label.getPreferredSize().width + new JLabel("M").getPreferredSize().width, label.getPreferredSize().height));
label.setOpaque(false);
label.setEditable(false);
label.setBorder(null);
label.setHorizontalAlignment(JTextField.CENTER);
label.setCursor(Cursor.getPredefinedCursor(Cursor.TEXT_CURSOR));
final JPanel p = new NonOpaquePanel(new BorderLayout());
final JLabel l = new JLabel("XPath:");
p.add(l, BorderLayout.WEST);
p.add(label, BorderLayout.CENTER);
InplaceButton copy = new InplaceButton(ActionsBundle.message("action.EditorCopy.text"), PlatformIcons.COPY_ICON, new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
CopyPasteManager.getInstance().setContents(new StringSelection(path));
}
});
p.add(copy, BorderLayout.EAST);
final LightweightHint hint = new LightweightHint(p) {
public void hide() {
super.hide();
HighlighterUtil.removeHighlighter(editor, h);
}
};
final Point point = editor.visualPositionToXY(editor.getCaretModel().getVisualPosition());
point.y += editor.getLineHeight() / 2;
HintHint hintHint = new HintHint(editor, point).setAwtTooltip(true).setContentActive(true).setExplicitClose(true).setShowImmediately(true);
HintManagerImpl.getInstanceImpl().showEditorHint(hint, editor, point, HintManagerImpl.HIDE_BY_ANY_KEY, 0, false, hintHint);
}
}
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