160 lines
5.2 KiB
Java
160 lines
5.2 KiB
Java
/*
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* Copyright (c) 2016 Seth J. Morabito <web@loomcom.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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package com.loomcom.symon.ui;
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import com.loomcom.symon.Preferences;
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import javax.swing.*;
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import java.awt.*;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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import java.util.Observable;
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/**
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* Dialog window that allows the user to modify selected run-time settings of the simulator.
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*/
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public class PreferencesDialog extends Observable implements Preferences {
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private final JDialog dialog;
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private JCheckBox haltOnBreakCheckBox;
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private JTextField programLoadAddressField;
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private int programLoadAddress = DEFAULT_PROGRAM_LOAD_ADDRESS;
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private boolean haltOnBreak;
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public PreferencesDialog(Frame parent, boolean modal, boolean haltOnBreak) {
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this.dialog = new JDialog(parent, modal);
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this.haltOnBreak = haltOnBreak;
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createUi();
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updateUi();
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}
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public JDialog getDialog() {
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return dialog;
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}
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/**
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* TODO: Validation of input.
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*/
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private void createUi() {
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dialog.setTitle("Preferences");
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Container contents = dialog.getContentPane();
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JPanel settingsContainer = new JPanel();
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JPanel buttonsContainer = new JPanel();
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GridBagLayout layout = new GridBagLayout();
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settingsContainer.setLayout(layout);
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final JLabel haltOnBreakLabel = new JLabel("Halt on BRK");
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final JLabel programLoadAddressLabel = new JLabel("Program Load Address");
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haltOnBreakCheckBox = new JCheckBox();
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programLoadAddressField = new JTextField(8);
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programLoadAddressLabel.setLabelFor(programLoadAddressField);
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GridBagConstraints constraints = new GridBagConstraints();
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constraints.insets = new Insets(5, 5, 5, 5);
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constraints.fill = GridBagConstraints.HORIZONTAL;
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constraints.gridx = 0;
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constraints.gridy = 0;
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settingsContainer.add(haltOnBreakLabel, constraints);
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constraints.gridx = 1;
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settingsContainer.add(haltOnBreakCheckBox, constraints);
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constraints.gridy = 1;
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constraints.gridx = 0;
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settingsContainer.add(programLoadAddressLabel, constraints);
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constraints.gridx = 1;
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settingsContainer.add(programLoadAddressField, constraints);
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JButton applyButton = new JButton("Apply");
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JButton cancelButton = new JButton("Cancel");
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cancelButton.addActionListener(new ActionListener() {
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@Override
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public void actionPerformed(ActionEvent actionEvent) {
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PreferencesDialog.this.updateUi();
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dialog.setVisible(false);
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}
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});
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applyButton.addActionListener(new ActionListener() {
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@Override
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public void actionPerformed(ActionEvent actionEvent) {
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haltOnBreak = haltOnBreakCheckBox.isSelected();
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programLoadAddress = PreferencesDialog.this.hexToInt(programLoadAddressField.getText());
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PreferencesDialog.this.updateUi();
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// TODO: Actually check to see if values have changed, don't assume.
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PreferencesDialog.this.setChanged();
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PreferencesDialog.this.notifyObservers();
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dialog.setVisible(false);
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}
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});
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buttonsContainer.add(applyButton);
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buttonsContainer.add(cancelButton);
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contents.add(settingsContainer, BorderLayout.PAGE_START);
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contents.add(buttonsContainer, BorderLayout.PAGE_END);
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dialog.pack();
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}
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public int getProgramStartAddress() {
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return programLoadAddress;
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}
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/**
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* @return True if 'halt on break' is desired, false otherwise.
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*/
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public boolean getHaltOnBreak() {
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return haltOnBreak;
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}
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public void updateUi() {
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haltOnBreakCheckBox.setSelected(haltOnBreak);
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programLoadAddressField.setText(intToHex(programLoadAddress));
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}
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private String intToHex(int i) {
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return String.format("%04x", i);
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}
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private int hexToInt(String s) {
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try {
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return Integer.parseInt(s, 16);
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} catch (NumberFormatException ex) {
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// TODO: Handle Displaying error.
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return 0;
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}
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}
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}
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