mirror of
https://github.com/peterdell/wudsn-ide.git
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212 lines
6.8 KiB
Java
212 lines
6.8 KiB
Java
/**
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* Copyright (C) 2009 - 2021 <a href="https://www.wudsn.com" target="_top">Peter Dell</a>
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*
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* This file is part of WUDSN IDE.
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*
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* WUDSN IDE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* WUDSN IDE is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with WUDSN IDE. If not, see <http://www.gnu.org/licenses/>.
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*/
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package com.wudsn.ide.lng.editor;
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import java.io.File;
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import java.net.URI;
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import org.eclipse.core.filesystem.EFS;
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import org.eclipse.core.filesystem.IFileStore;
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import org.eclipse.core.runtime.CoreException;
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import org.eclipse.jface.dialogs.ErrorDialog;
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import org.eclipse.jface.dialogs.MessageDialog;
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import org.eclipse.jface.text.IRegion;
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import org.eclipse.jface.text.hyperlink.IHyperlink;
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import org.eclipse.swt.program.Program;
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import org.eclipse.ui.IEditorPart;
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import org.eclipse.ui.IWorkbenchPage;
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import org.eclipse.ui.PartInitException;
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import org.eclipse.ui.ide.IDE;
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import com.wudsn.ide.base.common.FileUtility;
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import com.wudsn.ide.base.common.StringUtility;
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import com.wudsn.ide.base.common.TextUtility;
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import com.wudsn.ide.lng.LanguagePlugin;
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import com.wudsn.ide.lng.Texts;
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/**
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* Hyperlink implementation for opening source or binary include files.
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*
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* @author Peter Dell
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*/
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final class LanguageHyperlink implements IHyperlink {
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public static final String DEFAULT_EDITOR = "DEFAULT_EDITOR";
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public static final String SYSTEM_EDITOR = "SYSTEM_EDITOR";
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private IRegion region;
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private IWorkbenchPage workbenchPage;
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private String absoluteFilePath;
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private URI uri;
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private String editorId;
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private int lineNumber;
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private String hyperlinkText;
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/**
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* Creates a new hyper link.
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*
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* @param region The region of the text, not <code>null</code>.
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*
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* @param workbenchPage The active workbench page used for the new editor
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* instance, not <code>null</code>.
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*
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* @param absoluteFilePath The absolute file path, not <code>null</code>.
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* @param uri The uri to be opened, not <code>null</code>.
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*
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* @param editorId The id of the editor to be opened, not empty and not
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* <code>null</code>.
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*
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* @param lineNumber The liner number to position to, in case the editor
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* is an {@link LanguageEditor}. The line numbers are
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* starting at 1. The value 0 indicates that no
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* positioning shall take place.
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*
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* @param hyperlinkText The localized text to display in case there is more
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* than one hyperlink for the same location, may be
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* empty, not <code>null</code>.
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*/
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LanguageHyperlink(IRegion region, IWorkbenchPage workbenchPage, String absoluteFilePath, URI uri, String editorId,
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int lineNumber, String hyperlinkText) {
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if (region == null) {
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throw new IllegalArgumentException("Parameter 'region' must not be null.");
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}
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if (workbenchPage == null) {
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throw new IllegalArgumentException("Parameter 'workbenchPage' must not be null.");
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}
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if (absoluteFilePath == null) {
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throw new IllegalArgumentException("Parameter 'absoluteFilePath' must not be null.");
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}
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if (uri == null) {
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throw new IllegalArgumentException("Parameter 'uri' must not be null.");
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}
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if (editorId == null) {
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throw new IllegalArgumentException("Parameter 'editorId' must not be null.");
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}
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if (StringUtility.isEmpty(editorId)) {
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throw new IllegalArgumentException("Parameter 'editorId' must not be empty.");
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}
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if (lineNumber < 0) {
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throw new IllegalArgumentException(
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"Parameter 'lineNumber' must not be negative. Specified value is " + lineNumber + ".");
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}
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if (hyperlinkText == null) {
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throw new IllegalArgumentException("Parameter 'hyperlinkText' must not be null.");
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}
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this.region = region;
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this.workbenchPage = workbenchPage;
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this.absoluteFilePath = absoluteFilePath;
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this.uri = uri;
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this.editorId = editorId;
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this.lineNumber = lineNumber;
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this.hyperlinkText = hyperlinkText;
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public IRegion getHyperlinkRegion() {
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return region;
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public String getTypeLabel() {
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return null;
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public String getHyperlinkText() {
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return hyperlinkText;
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public void open() {
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if (uri != null) {
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File fileToOpen = new File(absoluteFilePath);
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if (!fileToOpen.exists()) {
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String message = TextUtility.format(
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// ERROR: Target file '{0}' not exists. Do you
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// want to create the file now?
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Texts.COMPILER_HYPERLINK_FILE_NOT_EXISTS, absoluteFilePath);
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boolean result = MessageDialog.openQuestion(workbenchPage.getWorkbenchWindow().getShell(),
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com.wudsn.ide.base.Texts.DIALOG_TITLE, message);
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// Try to create the file, if OK was pressed.
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if (result) {
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try {
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FileUtility.writeString(fileToOpen, "");
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} catch (CoreException ex) {
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ErrorDialog.openError(workbenchPage.getWorkbenchWindow().getShell(),
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com.wudsn.ide.base.Texts.DIALOG_TITLE, null, ex.getStatus());
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}
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} else {
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return;
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}
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}
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IEditorPart editorPart = null;
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if (editorId.equals(DEFAULT_EDITOR)) {
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if (fileToOpen.exists() && fileToOpen.isFile()) {
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IFileStore fileStore = EFS.getLocalFileSystem().getStore(fileToOpen.toURI());
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try {
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editorPart = IDE.openEditorOnFileStore(workbenchPage, fileStore);
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} catch (PartInitException ex) {
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LanguagePlugin.getInstance().logError("Cannot default editor editor for '{0}'.",
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new Object[] { uri }, ex);
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}
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} else {
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// Do something if the file does not exist
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}
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} else if (editorId.equals(SYSTEM_EDITOR)) {
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Program.launch(absoluteFilePath);
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} else {
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try {
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editorPart = IDE.openEditor(workbenchPage, uri, editorId, true);
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} catch (PartInitException ex) {
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LanguagePlugin.getInstance().logError("Cannot system editor editor for '{0}'.",
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new Object[] { uri }, ex);
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}
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}
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if (editorPart instanceof LanguageEditor && lineNumber > 0) {
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LanguageEditor languageEditor = (LanguageEditor) editorPart;
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languageEditor.gotoLine(lineNumber);
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}
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uri = null;
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}
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}
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}
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