/* 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.analyze.gui;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.List;
import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTextField;
import com.cburch.logisim.analyze.model.AnalyzerModel;
import com.cburch.logisim.analyze.model.Expression;
import com.cburch.logisim.analyze.model.VariableList;
import com.cburch.logisim.circuit.Circuit;
import com.cburch.logisim.circuit.CircuitMutation;
import com.cburch.logisim.file.LogisimFileActions;
import com.cburch.logisim.proj.Project;
import com.cburch.logisim.proj.Projects;
import com.cburch.logisim.std.gates.CircuitBuilder;
import static com.cburch.logisim.util.LocaleString.*;
@SuppressWarnings("serial")
class BuildCircuitButton extends JButton {
private static class ProjectItem {
Project project;
ProjectItem(Project project) {
this.project = project;
}
@Override
public String toString() {
return project.getLogisimFile().getDisplayName();
}
}
private class DialogPanel extends JPanel {
private JLabel projectLabel = new JLabel();
private JComboBox project;
private JLabel nameLabel = new JLabel();
private JTextField name = new JTextField(10);
private JCheckBox twoInputs = new JCheckBox();
private JCheckBox nands = new JCheckBox();
DialogPanel() {
List<Project> projects = Projects.getOpenProjects();
Object[] options = new Object[projects.size()];
Object initialSelection = null;
for (int i = 0; i < options.length; i++) {
Project proj = projects.get(i);
options[i] = new ProjectItem(proj);
if (proj == model.getCurrentProject()) {
initialSelection = options[i];
}
}
project = new JComboBox(options);
if (options.length == 1) {
project.setSelectedItem(options[0]);
project.setEnabled(false);
} else if (initialSelection != null) {
project.setSelectedItem(initialSelection);
}
Circuit defaultCircuit = model.getCurrentCircuit();
if (defaultCircuit != null) {
name.setText(defaultCircuit.getName());
name.selectAll();
}
VariableList outputs = model.getOutputs();
boolean enableNands = true;
for (int i = 0; i < outputs.size(); i++) {
String output = outputs.get(i);
Expression expr = model.getOutputExpressions().getExpression(output);
if (expr != null && expr.containsXor()) {
{ enableNands = false;
}
break; }
}
nands.setEnabled(enableNands);
GridBagLayout gb = new GridBagLayout();
GridBagConstraints gc = new GridBagConstraints();
setLayout(gb);
gc.anchor = GridBagConstraints.LINE_START;
gc.fill = GridBagConstraints.NONE;
gc.gridx = 0;
gc.gridy = 0;
gb.setConstraints(projectLabel, gc); add(projectLabel);
gc.gridx = 1;
gb.setConstraints(project, gc); add(project);
gc.gridy++;
gc.gridx = 0;
gb.setConstraints(nameLabel, gc); add(nameLabel);
gc.gridx = 1;
gb.setConstraints(name, gc); add(name);
gc.gridy++;
gb.setConstraints(twoInputs, gc); add(twoInputs);
gc.gridy++;
gb.setConstraints(nands, gc); add(nands);
projectLabel.setText(getFromLocale("buildProjectLabel"));
nameLabel.setText(getFromLocale("buildNameLabel"));
twoInputs.setText(getFromLocale("buildTwoInputsLabel"));
nands.setText(getFromLocale("buildNandsLabel"));
}
}
private class MyListener implements ActionListener {
@Override
public void actionPerformed(ActionEvent event) {
Project dest = null;
String name = null;
boolean twoInputs = false;
boolean useNands = false;
boolean replace = false;
boolean ok = false;
while (!ok) {
DialogPanel dlog = new DialogPanel();
int action = JOptionPane.showConfirmDialog(parent,
dlog, getFromLocale("buildDialogTitle"), JOptionPane.OK_CANCEL_OPTION,
JOptionPane.QUESTION_MESSAGE);
if (action != JOptionPane.OK_OPTION) {
return;
}
ProjectItem projectItem = (ProjectItem) dlog.project.getSelectedItem();
if (projectItem == null) {
JOptionPane.showMessageDialog(parent, getFromLocale("buildNeedProjectError"),
getFromLocale("buildDialogErrorTitle"), JOptionPane.ERROR_MESSAGE);
continue;
}
dest = projectItem.project;
name = dlog.name.getText().trim();
if (name.equals("")) {
JOptionPane.showMessageDialog(parent, getFromLocale("buildNeedCircuitError"),
getFromLocale("buildDialogErrorTitle"), JOptionPane.ERROR_MESSAGE);
continue;
}
if (dest.getLogisimFile().getCircuit(name) != null) {
int choice = JOptionPane.showConfirmDialog(parent,
getFromLocale("buildConfirmReplaceMessage", name),
getFromLocale("buildConfirmReplaceTitle"), JOptionPane.YES_NO_OPTION);
if (choice != JOptionPane.YES_OPTION) {
continue;
}
replace = true;
}
twoInputs = dlog.twoInputs.isSelected();
useNands = dlog.nands.isSelected();
ok = true;
}
performAction(dest, name, replace, twoInputs, useNands);
}
}
private MyListener myListener = new MyListener();
private JFrame parent;
private AnalyzerModel model;
BuildCircuitButton(JFrame parent, AnalyzerModel model) {
this.parent = parent;
this.model = model;
addActionListener(myListener);
}
void localeChanged() {
setText(getFromLocale("buildCircuitButton"));
}
private void performAction(Project dest, String name, boolean replace,
final boolean twoInputs, final boolean useNands) {
if (replace) {
final Circuit circuit = dest.getLogisimFile().getCircuit(name);
if (circuit == null) {
JOptionPane.showMessageDialog(parent,
"Internal error prevents replacing circuit.",
"Internal Error", JOptionPane.ERROR_MESSAGE);
return;
}
CircuitMutation xn = CircuitBuilder.build(circuit, model, twoInputs,
useNands);
dest.doAction(xn.toAction(getFromLocale("replaceCircuitAction")));
} else {
// add the circuit
Circuit circuit = new Circuit(name);
CircuitMutation xn = CircuitBuilder.build(circuit, model, twoInputs,
useNands);
xn.execute();
dest.doAction(LogisimFileActions.addCircuit(circuit));
dest.setCurrentCircuit(circuit);
}
}
}