/home/ythoma/docs/math2mat/svn/wp1/framework/m2mGUI/src/m2m/frontend/view/NavigationView.java

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package m2m.frontend.view;

import java.io.File;

import org.eclipse.core.filesystem.EFS;
import org.eclipse.core.filesystem.IFileStore;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.MouseEvent;
import org.eclipse.swt.events.MouseListener;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.List;
import org.eclipse.ui.IPartListener;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.ide.FileStoreEditorInput;
import org.eclipse.ui.part.ViewPart;

import m2m.backend.project.M2MProject;
import m2m.frontend.ApplicationActionBarAdvisor;
import m2m.frontend.dynamicview.MyGraphicalEditor;
import m2m.frontend.dynamicview.MyGraphicalProperty;


public class NavigationView extends ViewPart {
        public static final String ID = "m2mgui.navigationView";
        private static List list;
        
        public static void addList (String path) {
                list.add(path);
                ApplicationActionBarAdvisor.getInstance().showOpenMenu(true);
        }
        
        public static void remList (String path) {
                list.remove(path);
                ApplicationActionBarAdvisor.getInstance().showOpenMenu(list.getItemCount()!=0);
        }
        
        public static void replaceList (String path, String newPath) {
                int index = list.indexOf(path);
                list.remove(path);
                list.add(newPath, index);
        }
        
        public void createPartControl(Composite parent) {
                //create the list
                list = new List(parent, SWT.SINGLE | SWT.H_SCROLL | SWT.V_SCROLL);
                
                //add double clic listener to the list
                list.addMouseListener(new MouseListener() {
                        @Override
                        public void mouseDoubleClick(MouseEvent e) {
                                File file = new File(list.getItem(list.getFocusIndex()));
                                
                                M2MProject m2mProject = new M2MProject();
                                m2mProject.openProject(file.getAbsolutePath());
                                
                                IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
                                try {
                                        IFileStore fileStore= EFS.getStore(m2mProject.getSourceFile().toURI());
                                        page.openEditor(new FileStoreEditorInput(fileStore), Editor.ID);
                                } catch (CoreException e1) {
                                        e1.printStackTrace();
                                }
                        }

                        @Override
                        public void mouseDown(MouseEvent e) {
                                // TODO Auto-generated method stub
                                
                        }
                        
                        @Override
                        public void mouseUp(MouseEvent e) {
                                // TODO Auto-generated method stub
                                
                        }
                });
                
                //add listener that listen when a part of the page is activated
                getSite().getPage().addPartListener(new IPartListener() {

                        @Override
                        public void partActivated(IWorkbenchPart part) {
                                if (part instanceof Editor)
                                {       
                                        //highlight the list item which correspond with the active editor
                                        list.setSelection(list.indexOf(((Editor)part).getM2MProject().getProperties().getProjectFullFilename()));
                                        getSite().getShell().getDisplay().asyncExec (new Runnable() {
                                                public void run() {                                     
                                                if (PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage().getActiveEditor() != null)
                                                {                         
                                                /* Get the structure of the editor */
                                                Editor editor = (Editor)PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage().getActiveEditor();
                                                try 
                                                {
                                                        /* Creation of two editors */
                                                    IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
                                                    MyGraphicalProperty graphProp = ((MyGraphicalProperty)page.findView(MyGraphicalProperty.ID));
                                                    MyGraphicalEditor graphEditor = ((MyGraphicalEditor)page.findView(MyGraphicalEditor.ID));
                                                    
                                                    if(editor.getModel() != null && graphProp != null)
                                                    {
                                                            graphProp.getGraphicalViewer().setContents(editor.getModel().getSchema());
                                                            graphEditor.getGraphicalViewer().setContents(editor.getModel().getSchema());
                                                    }
                                                    else if(editor.getModel() != null && graphProp == null)
                                                    {
                                                            page.showView(MyGraphicalEditor.ID);     
                                                            page.showView(MyGraphicalProperty.ID);   
                                                            setFocus();
                                                    }
                                                    else if(editor.getModel() == null && graphProp != null)
                                                    {
                                                        page.hideView(graphProp);     
                                                            page.hideView(graphEditor);   
                                                    }
                                                } 
                                                catch (Exception e) 
                                                {
                                                    e.printStackTrace();
                                                } 
                                                }
//                                              else
//                                                      System.out.println("Launch of the dynamic view error! Select the octave editor.");
                                                }
                         }); 
                 }
                        }

                        @Override
                        public void partBroughtToTop(IWorkbenchPart part) {

                        }

                        @Override
                        public void partClosed(IWorkbenchPart part) {

                        }

                        @Override
                        public void partDeactivated(IWorkbenchPart part) {

                        }

                        @Override
                        public void partOpened(IWorkbenchPart part) {
                                
                        }
                        
                });
        }

        public void setFocus() {
                list.setFocus();
        }
}