Hướng dẫn lập trình Eclipse RAP cho người mới bắt đầu - Ứng dụng Workbench (trước e4)

package org.o7planning.tutorial.rapwb;

import org.eclipse.equinox.app.IApplication;
import org.eclipse.equinox.app.IApplicationContext;
import org.eclipse.swt.widgets.Display;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.PlatformUI;

public class Application implements IApplication {

  public Object start(IApplicationContext context) throws Exception {
      Display display = PlatformUI.createDisplay();
      try {
          int returnCode = PlatformUI.createAndRunWorkbench(display,
                  new ApplicationWorkbenchAdvisor());
          if (returnCode == PlatformUI.RETURN_RESTART)
              return IApplication.EXIT_RESTART;
          else
              return IApplication.EXIT_OK;
      } finally {
          display.dispose();
      }

  }

  public void stop() {
      if (!PlatformUI.isWorkbenchRunning())
          return;
      final IWorkbench workbench = PlatformUI.getWorkbench();
      final Display display = workbench.getDisplay();
      display.syncExec(new Runnable() {
          public void run() {
              if (!display.isDisposed())
                  workbench.close();
          }
      });
  }
}

package org.o7planning.tutorial.rapwb;

import org.eclipse.jface.action.IMenuManager;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.application.ActionBarAdvisor;
import org.eclipse.ui.application.IActionBarConfigurer;

public class ApplicationActionBarAdvisor extends ActionBarAdvisor {

   public ApplicationActionBarAdvisor(IActionBarConfigurer configurer) {
       super(configurer);
   }

   protected void makeActions(IWorkbenchWindow window) {
   }

   protected void fillMenuBar(IMenuManager menuBar) {
   }

}

package org.o7planning.tutorial.rapwb;

import org.eclipse.ui.application.IWorkbenchWindowConfigurer;
import org.eclipse.ui.application.WorkbenchAdvisor;
import org.eclipse.ui.application.WorkbenchWindowAdvisor;

public class ApplicationWorkbenchAdvisor extends WorkbenchAdvisor {

  private static final String PERSPECTIVE_ID = "RAPWorkbenchTutorial.perspective"; //$NON-NLS-1$

  public WorkbenchWindowAdvisor createWorkbenchWindowAdvisor(IWorkbenchWindowConfigurer configurer) {
      return new ApplicationWorkbenchWindowAdvisor(configurer);
  }

  public String getInitialWindowPerspectiveId() {
      return PERSPECTIVE_ID;
  }
}

package org.o7planning.tutorial.rapwb;

import org.eclipse.swt.graphics.Point;
import org.eclipse.ui.application.ActionBarAdvisor;
import org.eclipse.ui.application.IActionBarConfigurer;
import org.eclipse.ui.application.IWorkbenchWindowConfigurer;
import org.eclipse.ui.application.WorkbenchWindowAdvisor;

public class ApplicationWorkbenchWindowAdvisor extends WorkbenchWindowAdvisor {

   public ApplicationWorkbenchWindowAdvisor(IWorkbenchWindowConfigurer configurer) {
       super(configurer);
   }

   public ActionBarAdvisor createActionBarAdvisor(IActionBarConfigurer configurer) {
       return new ApplicationActionBarAdvisor(configurer);
   }
   
   public void preWindowOpen() {
       IWorkbenchWindowConfigurer configurer = getWindowConfigurer();
       configurer.setInitialSize(new Point(400, 300));
       
       // Show MenuBar
       configurer.setShowMenuBar(true);
       // Show CoolBar.
       configurer.setShowCoolBar(true);
       // Show Status Line.
       configurer.setShowStatusLine(true);
       // Show PerspectiveBar
       configurer.setShowPerspectiveBar(true);
       // Show FastViewBars
       configurer.setShowFastViewBars(true);
       // Show ProgressIndicator
       configurer.setShowProgressIndicator(true);
       
       configurer.setTitle("Hello RAP Workbench"); //$NON-NLS-1$
   }
}

package org.o7planning.tutorial.rapwb;


import org.eclipse.ui.IPageLayout;
import org.eclipse.ui.IPerspectiveFactory;

public class Perspective implements IPerspectiveFactory {

   public void createInitialLayout(IPageLayout layout) {
   }
}

package org.o7planning.tutorial.rapwb.dialog;

import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Dialog;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;

public class AboutDialog extends Dialog {

   private static final long serialVersionUID = -1969407778775319986L;
   
   protected Object result;
   protected Shell shlAbout;

   /**
    * Create the dialog.
    * @param parent
    * @param style
    */
   public AboutDialog(Shell parent, int style) {
       super(parent, style);
       setText("SWT Dialog");
   }

   /**
    * Open the dialog.
    * @return the result
    */
   public Object open() {
       createContents();
       shlAbout.open();
       shlAbout.layout();
       Display display = getParent().getDisplay();
       while (!shlAbout.isDisposed()) {
           if (!display.readAndDispatch()) {
               display.sleep();
           }
       }
       return result;
   }

   /**
    * Create contents of the dialog.
    */
   private void createContents() {
       shlAbout = new Shell(getParent(), getStyle());
       shlAbout.setSize(418, 145);
       shlAbout.setText("About");
       shlAbout.setLayout(new GridLayout(1, false));
       
       Label lblNewLabel = new Label(shlAbout, SWT.NONE);
       lblNewLabel.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, true, true, 1, 1));
       lblNewLabel.setText("RAP Workbench Tutorial");

   }

}

package org.o7planning.tutorial.rapwb.cmd;

import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.handlers.HandlerUtil;
import org.o7planning.tutorial.rapwb.dialog.AboutDialog;

public class AboutCommand extends AbstractHandler {

  @Override
  public Object execute(ExecutionEvent event) throws ExecutionException {
      Shell shell = HandlerUtil.getActiveWorkbenchWindow(event).getShell();
      AboutDialog dialog = new AboutDialog(shell, SWT.DIALOG_TRIM
              | SWT.APPLICATION_MODAL);
      dialog.open();
      return null;
  }

}

package org.o7planning.tutorial.rapwb.editor;

import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.IPersistableElement;

public class UserEditorInput implements IEditorInput {

   @Override
   public Object getAdapter(Class adapter) {
       return null;
   }

   @Override
   public boolean exists() {
       return false;
   }

   @Override
   public ImageDescriptor getImageDescriptor() {
       return null;
   }

   @Override
   public String getName() {
       return "User Editor";
   }

   @Override
   public IPersistableElement getPersistable() {
       return null;
   }

   @Override
   public String getToolTipText() {
       return "User Editor";
   }

}

package org.o7planning.tutorial.rapwb.editor;

import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.IEditorSite;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.part.EditorPart;

public class UserEditor extends EditorPart {

  public static final String ID="org.o7planning.tutorial.rapwb.editor.user";

  public UserEditor() {

  }

  @Override
  public void doSave(IProgressMonitor monitor) {

  }

  @Override
  public void doSaveAs() {

  }

  /**
   * Important!!!
   */
  @Override
  public void init(IEditorSite site, IEditorInput input)
          throws PartInitException {
      if (!(input instanceof UserEditorInput)) {
          throw new PartInitException("Invalid Input: Must be "
                  + UserEditorInput.class.getName());
      }
      setSite(site);
      setInput(input);
  }

  @Override
  public boolean isDirty() {
      return false;
  }

  @Override
  public boolean isSaveAsAllowed() {
      return false;
  }

  @Override
  public void createPartControl(Composite parent) {
      // Add Code.
      // Quan trọng:
      // Nếu bạn muốn thiết kế với WindowBuilder.
      // Trước hết bạn phải sửa code giống dưới đây:
      // Rồi có thể mở với WindowBuilder.
      parent.setLayout(new FillLayout());        
      Composite body= new Composite(parent,SWT.NONE);
  }

  @Override
  public void setFocus() {

  }

}

package org.o7planning.tutorial.rapwb.cmd;

import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.handlers.HandlerUtil;
import org.o7planning.tutorial.rapwb.editor.UserEditor;
import org.o7planning.tutorial.rapwb.editor.UserEditorInput;

public class UserCommand extends AbstractHandler {

   public static final String ID = "org.o7planning.tutorial.rapwb.cmd.user";

   @Override
   public Object execute(ExecutionEvent event) throws ExecutionException {
       IWorkbenchWindow window = HandlerUtil.getActiveWorkbenchWindow(event);
       IWorkbenchPage page = window.getActivePage();

       UserEditorInput input = new UserEditorInput();
       try {
           page.openEditor(input, UserEditor.ID);
       } catch (PartInitException e) {
           System.out.println("Error:" + this.getClass().getName() + ":" + e);
           e.printStackTrace();
           throw new ExecutionException("Error open UserEditor");
       }
       return null;
   }

}