Make MiniDesktop RAP compatible.

[lgpl/argeo-commons.git] / rcp / org.argeo.swt.minidesktop / src / org / argeo / minidesktop / MiniHomePart.java

diff --git a/rcp/org.argeo.swt.minidesktop/src/org/argeo/minidesktop/MiniHomePart.java b/rcp/org.argeo.swt.minidesktop/src/org/argeo/minidesktop/MiniHomePart.java
deleted file mode 100644 (file)
index 877f643..0000000
--- a/rcp/org.argeo.swt.minidesktop/src/org/argeo/minidesktop/MiniHomePart.java
+++ /dev/null
@@ -1,161 +0,0 @@
-package org.argeo.minidesktop;
-
-import java.net.InetAddress;
-import java.net.InterfaceAddress;
-import java.net.NetworkInterface;
-import java.net.SocketException;
-import java.net.UnknownHostException;
-import java.util.Enumeration;
-
-import org.eclipse.swt.SWT;
-import org.eclipse.swt.layout.GridData;
-import org.eclipse.swt.layout.GridLayout;
-import org.eclipse.swt.widgets.Composite;
-import org.eclipse.swt.widgets.Control;
-import org.eclipse.swt.widgets.Display;
-import org.eclipse.swt.widgets.Group;
-import org.eclipse.swt.widgets.Label;
-import org.eclipse.swt.widgets.ProgressBar;
-import org.eclipse.swt.widgets.ToolBar;
-
-/** A start page displaying network information and resources. */
-public class MiniHomePart {
-
-       public Control createUiPart(Composite parent, Object context) {
-               parent.setLayout(new GridLayout(2, false));
-               Display display = parent.getDisplay();
-
-               // Apps
-               Group appsGroup = new Group(parent, SWT.NONE);
-               appsGroup.setText("Apps");
-               appsGroup.setLayoutData(new GridData(SWT.FILL, SWT.TOP, false, false, 2, 1));
-               ToolBar appsToolBar = new ToolBar(appsGroup, SWT.HORIZONTAL | SWT.FLAT);
-               fillAppsToolBar(appsToolBar);
-
-               // Host
-               Group hostGroup = new Group(parent, SWT.NONE);
-               hostGroup.setLayoutData(new GridData(SWT.FILL, SWT.TOP, false, false));
-               hostGroup.setText("Host");
-               hostGroup.setLayout(new GridLayout(2, false));
-               label(hostGroup, "Hostname: ");
-               try {
-                       InetAddress defaultAddr = InetAddress.getLocalHost();
-                       String hostname = defaultAddr.getHostName();
-                       label(hostGroup, hostname);
-                       label(hostGroup, "Address: ");
-                       label(hostGroup, defaultAddr.getHostAddress());
-               } catch (UnknownHostException e) {
-                       label(hostGroup, e.getMessage());
-               }
-
-               Enumeration<NetworkInterface> netInterfaces = null;
-               try {
-                       netInterfaces = NetworkInterface.getNetworkInterfaces();
-               } catch (SocketException e) {
-                       label(hostGroup, "Interfaces: ");
-                       label(hostGroup, e.getMessage());
-               }
-               if (netInterfaces != null)
-                       while (netInterfaces.hasMoreElements()) {
-                               NetworkInterface netInterface = netInterfaces.nextElement();
-                               byte[] hardwareAddress = null;
-                               try {
-                                       hardwareAddress = netInterface.getHardwareAddress();
-                                       if (hardwareAddress != null) {
-                                               label(hostGroup, convertHardwareAddress(hardwareAddress));
-                                               label(hostGroup, netInterface.getName());
-                                               for (InterfaceAddress addr : netInterface.getInterfaceAddresses()) {
-                                                       label(hostGroup, cleanHostAddress(addr.getAddress().getHostAddress()));
-                                                       label(hostGroup, Short.toString(addr.getNetworkPrefixLength()));
-                                               }
-                                       }
-                               } catch (SocketException e) {
-                                       label(hostGroup, e.getMessage());
-                               }
-                       }
-
-               // Resources
-               Group resGroup = new Group(parent, SWT.NONE);
-               resGroup.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, false));
-               resGroup.setText("Resources");
-               resGroup.setLayout(new GridLayout(3, false));
-
-               Runtime runtime = Runtime.getRuntime();
-
-               String maxMemoryStr = Long.toString(runtime.maxMemory() / (1024 * 1024)) + " MB";
-               label(resGroup, "Max Java memory: ");
-               label(resGroup, maxMemoryStr);
-               label(resGroup, "Java version: " + Runtime.version().toString());
-
-               label(resGroup, "Usable Java memory: ");
-               Label totalMemory = label(resGroup, maxMemoryStr);
-               ProgressBar totalOnMax = new ProgressBar(resGroup, SWT.SMOOTH);
-               totalOnMax.setMaximum(100);
-               label(resGroup, "Used Java memory: ");
-               Label usedMemory = label(resGroup, maxMemoryStr);
-               ProgressBar usedOnTotal = new ProgressBar(resGroup, SWT.SMOOTH);
-               totalOnMax.setMaximum(100);
-               new Thread() {
-                       @Override
-                       public void run() {
-                               while (!totalOnMax.isDisposed()) {
-                                       display.asyncExec(() -> {
-                                               if (totalOnMax.isDisposed())
-                                                       return;
-                                               totalOnMax.setSelection(javaTotalOnMaxPerct(runtime));
-                                               usedOnTotal.setSelection(javaUsedOnTotalPerct(runtime));
-                                               totalMemory.setText(Long.toString(runtime.totalMemory() / (1024 * 1024)) + " MB");
-                                               usedMemory.setText(
-                                                               Long.toString((runtime.totalMemory() - runtime.freeMemory()) / (1024 * 1024)) + " MB");
-                                       });
-                                       try {
-                                               Thread.sleep(1000);
-                                       } catch (InterruptedException e) {
-                                               return;
-                                       }
-                               }
-                       }
-               }.start();
-               return parent;
-       }
-
-       protected void fillAppsToolBar(ToolBar toolBar) {
-
-       }
-
-       protected int javaUsedOnTotalPerct(Runtime runtime) {
-               return Math.toIntExact((runtime.totalMemory() - runtime.freeMemory()) * 100 / runtime.totalMemory());
-       }
-
-       protected int javaTotalOnMaxPerct(Runtime runtime) {
-               return Math.toIntExact((runtime.totalMemory()) * 100 / runtime.maxMemory());
-       }
-
-       protected Label label(Composite parent, String text) {
-               Label label = new Label(parent, SWT.WRAP);
-               label.setText(text);
-               return label;
-       }
-
-       protected String cleanHostAddress(String hostAddress) {
-               // remove % from Ipv6 addresses
-               int index = hostAddress.indexOf('%');
-               if (index > 0)
-                       return hostAddress.substring(0, index);
-               else
-                       return hostAddress;
-       }
-
-       protected String convertHardwareAddress(byte[] hardwareAddress) {
-               if (hardwareAddress == null)
-                       return "";
-               // from https://stackoverflow.com/a/2797498/7878010
-               StringBuilder sb = new StringBuilder(18);
-               for (byte b : hardwareAddress) {
-                       if (sb.length() > 0)
-                               sb.append(':');
-                       sb.append(String.format("%02x", b).toUpperCase());
-               }
-               return sb.toString();
-       }
-}