import com.jniwrapper.Int16; import com.jniwrapper.Int32; import com.jniwrapper.win32.automation.IDispatch; import com.jniwrapper.win32.automation.OleContainer; import com.jniwrapper.win32.automation.OleMessageLoop; import com.jniwrapper.win32.automation.impl.IDispatchImpl; import com.jniwrapper.win32.automation.server.IDispatchVTBL; import com.jniwrapper.win32.automation.types.BStr; import com.jniwrapper.win32.com.IClassFactory; import com.jniwrapper.win32.com.server.CoClassMetaInfo; import com.jniwrapper.win32.com.server.IClassFactoryServer; import com.jniwrapper.win32.com.types.IID; import com.jniwrapper.win32.ole.IConnectionPoint; import com.jniwrapper.win32.ole.IConnectionPointContainer; import com.jniwrapper.win32.ole.IEnumConnections; import com.jniwrapper.win32.ole.impl.IConnectionPointContainerImpl; import com.jniwrapper.win32.ole.impl.IOleObjectImpl; import com.jniwrapper.win32.ole.types.OleVerbs; import com.sun.java.swing.plaf.windows.WindowsLookAndFeel; import wmp.mediaplayer._MediaPlayerEvents; import wmp.mediaplayer.impl.IMediaPlayerImpl; import wmp.mediaplayer.server._MediaPlayerEventsServer; import wmp.stdole.OLE_XPOS_PIXELS; import wmp.stdole.OLE_YPOS_PIXELS; import javax.swing.*; import javax.swing.filechooser.FileFilter; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; import java.io.File; /** * This sample demonstrates the technique of embedding Windows Media Player application into a java application * using OleContainer and generated java stubs for Windows Media Player application. * <p/> * * This sample requires generated stubs for COM type library: * Description: Windows Media Player * ProgID: MediaPlayer.MediaPlayer * GUID: {22D6F304-B0F6-11D0-94AB-0080C74C7E95} * In the package: wmp * * You can generate stubs using the Code Generator application. */ public class MediaPlayerIntegrationSample extends JFrame { private static final String WINDOW_TITLE = "JNIWrapper - Media Player Integration"; private OleContainer _container = new OleContainer(); private IDispatchImpl _handler; public MediaPlayerIntegrationSample() { super(WINDOW_TITLE); init(); } private void init() { setWindowsLookFeel(); getContentPane().add(_container); createOleObject(); addWindowListener(new WindowAdapter() { public void windowOpened(WindowEvent e) { setupListener(); showOleObject(); } public void windowClosing(WindowEvent e) { destroyOleObject(); } }); createMenu(); setFrameProperties(); } /** * Creates embedded object. */ private void createOleObject() { _container.createObject("MediaPlayer.MediaPlayer"); } /** * Activates embedded object. */ private void showOleObject() { _container.doVerb(OleVerbs.INPLACEACTIVATE); } /** * Destroys embedded object. */ private void destroyOleObject() { _container.destroyObject(); } private void doOpen(String filename) { try { OleMessageLoop.invokeMethod(this, "openFile", new Object[]{filename}); } catch (Exception e) { e.printStackTrace(); } } /** * Loads file into embedded object. * * @param path absolute path of loaded file. */ public void openFile(String path) { IMediaPlayerImpl mediaPlayer = new IMediaPlayerImpl(_container.getOleObject()); mediaPlayer.setPlayCount(new Int32(0)); // 0 == play continuously mediaPlayer.setFileName(new BStr(path)); double duration = mediaPlayer.getDuration().getValue(); logMessage("Duration of clip \"" + path + "\": " + Math.round(duration) + " seconds"); } private void setupListener() { IClassFactoryServer server = new IClassFactoryServer(MediaPlayerListener.class); server.registerInterface(IDispatch.class, new IDispatchVTBL(server)); server.registerInterface(_MediaPlayerEvents.class, new IDispatchVTBL(server)); server.setDefaultInterface(IDispatch.class); IClassFactory classFactory = server.createIClassFactory(); _handler = new IDispatchImpl(); classFactory.createInstance(null, _handler.getIID(), _handler); IOleObjectImpl oleObject = _container.getOleObject(); IConnectionPointContainer connectionPointContainer = new IConnectionPointContainerImpl(oleObject); IConnectionPoint connectionPoint = connectionPointContainer.findConnectionPoint(new IID(_MediaPlayerEvents.INTERFACE_IDENTIFIER)); connectionPoint.advise(_handler); } public static class MediaPlayerListener extends _MediaPlayerEventsServer { public MediaPlayerListener(CoClassMetaInfo coClassMetaInfo) { super(coClassMetaInfo); } public void playStateChange(Int32 int32, Int32 int33) { logMessage("New state of Media Player component is " + int33.getValue()); } public void click(Int16 int16, Int16 int17, OLE_XPOS_PIXELS ole_xpos_pixels, OLE_YPOS_PIXELS ole_ypos_pixels) { logMessage("Clicked on Media Player"); } } public static void main(String[] args) { MediaPlayerIntegrationSample sample = new MediaPlayerIntegrationSample(); sample.setVisible(true); } //------------------------------------------------------------------------------------------------- // Creation of Swing GUI //------------------------------------------------------------------------------------------------- private void createMenu() { // prevent hiding of popup menu under OleContaner component JPopupMenu.setDefaultLightWeightPopupEnabled(false); JMenuBar menuBar = new JMenuBar(); JMenu menu = new JMenu("File"); JMenuItem openItem = new JMenuItem("Open..."); JMenuItem exitItem = new JMenuItem("Exit"); menu.add(openItem); menu.addSeparator(); menu.add(exitItem); openItem.addActionListener(new OpenFileActionListener()); exitItem.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { System.exit(0); } }); menuBar.add(menu); setJMenuBar(menuBar); } private void setWindowsLookFeel() { try { UIManager.setLookAndFeel(WindowsLookAndFeel.class.getName()); } catch (Exception e) { } } private void setFrameProperties() { setSize(640, 480); setLocationRelativeTo(null); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); } private static void logMessage(String msg) { System.out.println(msg); } private class OpenFileActionListener implements ActionListener { public void actionPerformed(ActionEvent e) { JFileChooser chooser = new JFileChooser("."); chooser.setMultiSelectionEnabled(false); chooser.setFileFilter(new MediaPlayerFileFilter()); if (chooser.showOpenDialog(MediaPlayerIntegrationSample.this) == JFileChooser.APPROVE_OPTION) { File file = chooser.getSelectedFile(); if (file != null) { doOpen(file.getAbsolutePath()); } } } } private static class MediaPlayerFileFilter extends FileFilter { private static final String[] MOVIE_FILES_EXTENSIONS = new String[]{"mpeg", "mpg", "avi", "wmv"}; private static final String DESCRIPTION = "Movie files (*.mpeg, *.mpg, *.avi, *.wmv)"; private static final String EXTENSION_SEPARATOR = "."; public boolean accept(File pathname) { if (pathname.isFile()) { String name = pathname.getName(); int pos = name.lastIndexOf(EXTENSION_SEPARATOR); String extension = pos != -1 ? name.substring(pos + 1) : ""; for (int i = 0; i < MOVIE_FILES_EXTENSIONS.length; i++) { String movieExtension = MOVIE_FILES_EXTENSIONS[i]; if (movieExtension.equals(extension)) { return true; } } return false; } return true; } public String getDescription() { return DESCRIPTION; } } } |
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