/* Copyright (c) 2010, Carl Burch. License information is located in the
* com.cburch.logisim.Main source code and at www.cburch.com/logisim/. */
package com.cburch.logisim.gui.menu;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.jar.JarFile;
import java.util.jar.Manifest;
import javax.swing.JFileChooser;
import javax.swing.JList;
import javax.swing.JOptionPane;
import javax.swing.JScrollPane;
import com.cburch.logisim.file.Loader;
import com.cburch.logisim.file.LogisimFile;
import com.cburch.logisim.file.LogisimFileActions;
import com.cburch.logisim.proj.Project;
import com.cburch.logisim.tools.Library;
import static com.cburch.logisim.util.LocaleString.*;
@SuppressWarnings("serial")
public class ProjectLibraryActions {
private ProjectLibraryActions() { }
private static class LibraryJList extends JList<Library> {
LibraryJList(List<Library> libraries) {
setListData(libraries.toArray(new Library[]{}));
}
Library[] getSelectedLibraries() {
return this.getSelectedValuesList().toArray(new Library[]{});
}
}
public static void doLoadBuiltinLibrary(Project proj) {
LogisimFile file = proj.getLogisimFile();
List<Library> baseBuilt = file.getLoader().getBuiltin().getLibraries();
ArrayList<Library> builtins = new ArrayList<Library>(baseBuilt);
builtins.removeAll(file.getLibraries());
if (builtins.isEmpty()) {
JOptionPane.showMessageDialog(proj.getFrame(),
getFromLocale("loadBuiltinNoneError"),
getFromLocale("loadBuiltinErrorTitle"),
JOptionPane.INFORMATION_MESSAGE);
return;
}
LibraryJList list = new LibraryJList(builtins);
JScrollPane listPane = new JScrollPane(list);
int action = JOptionPane.showConfirmDialog(proj.getFrame(), listPane,
getFromLocale("loadBuiltinDialogTitle"), JOptionPane.OK_CANCEL_OPTION,
JOptionPane.QUESTION_MESSAGE);
if (action == JOptionPane.OK_OPTION) {
Library[] libs = list.getSelectedLibraries();
if (libs != null) {
proj.doAction(LogisimFileActions.loadLibraries(libs));
}
}
}
public static void doLoadLogisimLibrary(Project proj) {
Loader loader = proj.getLogisimFile().getLoader();
JFileChooser chooser = loader.createChooser();
chooser.setDialogTitle(getFromLocale("loadLogisimDialogTitle"));
chooser.setFileFilter(Loader.LOGISIM_FILTER);
int check = chooser.showOpenDialog(proj.getFrame());
if (check == JFileChooser.APPROVE_OPTION) {
File f = chooser.getSelectedFile();
Library lib = loader.loadLogisimLibrary(f);
if (lib != null) {
proj.doAction(LogisimFileActions.loadLibrary(lib));
}
}
}
public static void doLoadJarLibrary(Project proj) {
Loader loader = proj.getLogisimFile().getLoader();
JFileChooser chooser = loader.createChooser();
chooser.setDialogTitle(getFromLocale("loadJarDialogTitle"));
chooser.setFileFilter(Loader.JAR_FILTER);
int check = chooser.showOpenDialog(proj.getFrame());
if (check == JFileChooser.APPROVE_OPTION) {
File f = chooser.getSelectedFile();
String className = null;
// try to retrieve the class name from the "Library-Class"
// attribute in the manifest. This section of code was contributed
// by Christophe Jacquet (Request Tracker #2024431).
JarFile jarFile = null;
try {
jarFile = new JarFile(f);
Manifest manifest = jarFile.getManifest();
className = manifest.getMainAttributes().getValue("Library-Class");
} catch (IOException e) {
// if opening the JAR file failed, do nothing
} finally {
if (jarFile != null) {
try { jarFile.close(); } catch (IOException e) { }
}
}
// if the class name was not found, go back to the good old dialog
if (className == null) {
className = JOptionPane.showInputDialog(proj.getFrame(),
getFromLocale("jarClassNamePrompt"),
getFromLocale("jarClassNameTitle"),
JOptionPane.QUESTION_MESSAGE);
// if user canceled selection, abort
if (className == null) {
return;
}
}
Library lib = loader.loadJarLibrary(f, className);
if (lib != null) {
proj.doAction(LogisimFileActions.loadLibrary(lib));
}
}
}
public static void doUnloadLibraries(Project proj) {
LogisimFile file = proj.getLogisimFile();
ArrayList<Library> canUnload = new ArrayList<Library>();
for (Library lib : file.getLibraries()) {
String message = file.getUnloadLibraryMessage(lib);
if (message == null) {
canUnload.add(lib);
}
}
if (canUnload.isEmpty()) {
JOptionPane.showMessageDialog(proj.getFrame(),
getFromLocale("unloadNoneError"),
getFromLocale("unloadErrorTitle"),
JOptionPane.INFORMATION_MESSAGE);
return;
}
LibraryJList list = new LibraryJList(canUnload);
JScrollPane listPane = new JScrollPane(list);
int action = JOptionPane.showConfirmDialog(proj.getFrame(), listPane,
getFromLocale("unloadLibrariesDialogTitle"), JOptionPane.OK_CANCEL_OPTION,
JOptionPane.QUESTION_MESSAGE);
if (action == JOptionPane.OK_OPTION) {
Library[] libs = list.getSelectedLibraries();
if (libs != null) {
proj.doAction(LogisimFileActions.unloadLibraries(libs));
}
}
}
public static void doUnloadLibrary(Project proj, Library lib) {
String message = proj.getLogisimFile().getUnloadLibraryMessage(lib);
if (message != null) {
JOptionPane.showMessageDialog(proj.getFrame(), message,
getFromLocale("unloadErrorTitle"), JOptionPane.ERROR_MESSAGE);
} else {
proj.doAction(LogisimFileActions.unloadLibrary(lib));
}
}
}