136 lines
4.0 KiB
Java
136 lines
4.0 KiB
Java
package app;
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// Java imports
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import java.util.*;
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// Project imports
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import util.*;
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import vue.*;
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// Top-level software state manager
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public class App {
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// Instance fields
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private boolean useNative; // Produce native core contexts
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private Localizer.Locale[] locales; // Language translations
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private ArrayList<MainWindow> windows; // Application windows
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// Configuration fields
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Localizer localizer; // UI localization manager
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///////////////////////////////////////////////////////////////////////////
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// Constructors //
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///////////////////////////////////////////////////////////////////////////
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// Default constructor
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public App(boolean useNative) {
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// Instance fields
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localizer = new Localizer();
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windows = new ArrayList<MainWindow>();
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// Additional processing
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setUseNative(useNative);
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initLocales();
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addWindow();
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}
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///////////////////////////////////////////////////////////////////////////
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// Package Methods //
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///////////////////////////////////////////////////////////////////////////
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// Add a new program window
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void addWindow() {
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windows.add(new MainWindow(this));
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windowsChanged();
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}
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// Determine whether the native module is in use
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boolean getUseNative() {
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return useNative;
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}
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// Retrieve a list of registered locales
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Localizer.Locale[] listLocales() {
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var ret = new Localizer.Locale[locales.length];
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System.arraycopy(locales, 0, ret, 0, locales.length);
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return ret;
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}
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// Determine the number of a window in the collection
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int numberOf(MainWindow window) {
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return windows.indexOf(window) + 1;
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}
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// Remove a program window
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void removeWindow(MainWindow window) {
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windows.remove(window);
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windowsChanged();
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}
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// Specify whether using the native module
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boolean setUseNative(boolean useNative) {
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return this.useNative = useNative && VUE.isNativeLoaded();
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}
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///////////////////////////////////////////////////////////////////////////
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// Private Methods //
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///////////////////////////////////////////////////////////////////////////
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// Load and parse all locale translations
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private void initLocales() {
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// Process all locale files
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var locales = new HashMap<String, Localizer.Locale>();
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for (String file : Util.listFiles("locale")) {
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// Process the file
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try {
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var locale = Localizer.parse(Util.textRead("locale/" + file));
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String key = locale.id.toLowerCase();
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// Register the locale
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if (locales.containsKey(key)) throw new RuntimeException(
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"Locale with ID '" + locale.id + "' already registered");
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locales.put(key, locale);
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// The locale matches the one in the config
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if (key.equals("en-us"))
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localizer.setLocale(locale);
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}
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// Could not process the file
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catch (Exception e) {
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System.err.println("Error parsing locale " +
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file + ": " + e.getMessage());
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}
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}
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// Produce the list of registered locales
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this.locales = locales.values().toArray(
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new Localizer.Locale[locales.size()]);
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Arrays.sort(this.locales);
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// Select a default locale
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if (localizer.getLocale() != null || this.locales.length == 0)
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return;
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var locale = locales.get("en-us");
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localizer.setLocale(locale != null ? locale : this.locales[0]);
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}
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// A window has been added to or removed from the program state
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private void windowsChanged() {
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int count = windows.size();
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for (int x = 0; x < count; x++)
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windows.get(x).windowsChanged(x + 1, count == 1);
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}
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}
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