lwuit_demo_src.rar_DEMO_J2ME lwuit de_LWUIT_lwuit demo

/* * Copyright (C) 2009 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. * */ package com.sun.lwuit.uidemo; import com.sun.lwuit.Button; import com.sun.lwuit.animations.CommonTransitions; import com.sun.lwuit.Command; import com.sun.lwuit.Component; import com.sun.lwuit.Dialog; import com.sun.lwuit.Display; import com.sun.lwuit.Font; import com.sun.lwuit.Form; import com.sun.lwuit.Graphics; import com.sun.lwuit.Image; import com.sun.lwuit.Label; import com.sun.lwuit.TextArea; import com.sun.lwuit.animations.Transition; import com.sun.lwuit.events.ActionEvent; import com.sun.lwuit.events.ActionListener; import com.sun.lwuit.events.FocusListener; import com.sun.lwuit.geom.Dimension; import com.sun.lwuit.layouts.BorderLayout; import com.sun.lwuit.layouts.BoxLayout; import com.sun.lwuit.layouts.GridLayout; import com.sun.lwuit.plaf.Style; import com.sun.lwuit.plaf.UIManager; import com.sun.lwuit.util.Resources; import java.io.ByteArrayInputStream; import java.io.ByteArrayOutputStream; import java.io.IOException; import java.io.InputStream; import java.util.Hashtable; import javax.microedition.io.Connector; import javax.microedition.io.InputConnection; import javax.microedition.rms.RecordStore; import javax.microedition.rms.RecordStoreException; /** * Bootstraps the UI toolkit demos * * @author Shai Almog */ public class UIDemoMIDlet extends javax.microedition.midlet.MIDlet implements ActionListener { private static final int EXIT_COMMAND = 1; private static final int RUN_COMMAND = 2; private static final int BACK_COMMAND = 3; private static final int ABOUT_COMMAND = 4; private static final int DRAG_MODE_COMMAND = 5; private static final int SCROLL_MODE_COMMAND = 6; private static final Command runCommand = new Command("Run", RUN_COMMAND); private static final Command exitCommand = new Command("Exit", EXIT_COMMAND); private static final Command backCommand = new Command("Back", BACK_COMMAND); private static final Command aboutCommand = new Command("About", ABOUT_COMMAND); private static final Command dragModeCommand = new Command("Drag Mode", DRAG_MODE_COMMAND); private static final Command scrollModeCommand = new Command("Scroll Mode", SCROLL_MODE_COMMAND); private static final Demo[] DEMOS = new Demo[]{ new ThemeDemo(), new RenderingDemo(), new AnimationDemo(), new ButtonsDemo(), new TransitionDemo(), new FontDemo(), new TabbedPaneDemo(), new DialogDemo(), new LayoutDemo(), new ScrollDemo() }; private Demo currentDemo; private static Transition componentTransitions; private Hashtable demosHash = new Hashtable(); private static MainScreenForm mainMenu; private int cols; private int elementWidth; private static boolean localResources; private static final String[] RESOURCE_NAMES = {"resources", "duke", "javaTheme", "businessTheme", "starTheme", "oceanfishTheme", "images"}; protected void startApp() { try { Display.init(this); InputStream stream = getClass().getResourceAsStream("/resources.res"); Resources r2; if (stream == null) { localResources = false; try { RecordStore.openRecordStore(RESOURCE_NAMES[0], false).closeRecordStore(); Resources r1 = getResource("javaTheme"); UIManager.getInstance().setThemeProps(r1.getTheme(r1.getThemeResourceNames()[0])); setMainForm(UIDemoMIDlet.getResource("resources")); return; } catch (Exception ignor) { // this exception is expected the first time the application is executed } downloadResources(); return; } else { localResources = true; r2 = Resources.open(stream); stream.close(); } //resources are built during the build process //open the build.xml file to figure out how to construct the //resource files Resources r1 = Resources.open("/javaTheme.res"); UIManager.getInstance().setThemeProps(r1.getTheme(r1.getThemeResourceNames()[0])); setMainForm(r2); } catch (Throwable ex) { ex.printStackTrace(); Dialog.show("Exception", ex.getMessage(), "OK", null); } } /** * Downloads resources for the very first activation of the demo if it is running * with light deployment where the resources are not packaged in the JAR itself */ private void downloadResources() { // download resources from the internet and install them in the RMS // while showing a progress indicator Form pleaseWait = new Form("Download"); pleaseWait.setLayout(new BoxLayout(BoxLayout.Y_AXIS)); pleaseWait.addComponent(new Label("Downloading Resources")); final Label progressInfo = new Label("Starting"); progressInfo.setAlignment(Component.CENTER); final Progress prog = new Progress(); pleaseWait.addComponent(progressInfo); pleaseWait.addComponent(prog); pleaseWait.show(); new Thread() { public void run() { try { byte[] buffer = new byte[4096]; for (int iter = 0; iter < RESOURCE_NAMES.length; iter++) { progressInfo.setText("Downloading: " + RESOURCE_NAMES[iter]); byte percent = (byte) (100.0f * ((iter + 0.25f) / ((float) RESOURCE_NAMES.length))); prog.setProgress(percent); String url = getAppProperty(RESOURCE_NAMES[iter] + "-url"); InputConnection inputCon = (InputConnection) Connector.open(url, Connector.READ); InputStream stream = inputCon.openInputStream(); ByteArrayOutputStream output = new ByteArrayOutputStream(); int size = stream.read(buffer); while (size > -1) { output.write(buffer, 0, size); size = stream.read(buffer); } stream.close(); inputCon.close(); progressInfo.setText("Storing: " + RESOURCE_NAMES[iter]); RecordStore store = RecordStore.openRecordStore(RESOURCE_NAMES[iter], true); byte[] array = output.toByteArray(); store.addRecord(array, 0, array.length); store.closeRecordStore(); } progressInfo.setText("Done!"); prog.setProgress((byte) 100); Resources r1 = getResource("javaTheme"); UIManager.getInstance().setThemeProps(r1.getTheme(r1.getThemeResourceNames()[0])); setMainForm(UIDemoMIDlet.getResource("resources")); } catch (Exception ex) { ex.printStackTrace(); Dialog.show("Exception", ex.getMessage(), "OK", null); } } }.start(); } /** * Used instead of using the Resources API to allow us to fetch locally downloaded * resources * * @param name the name of the resource * @return a resources object */ public static Resources getResource(String name) throws IOException { if (localResources) { return Resources.open("/" + name + ".res"); } byte[] resourceData = null; try { resourceData = RecordStore.openRecordStore(name, false).enumerateRecords(null, null, false).nextRecord(); } catch (RecordStoreException ex) { ex.printStackTrace(); throw new