package bluej;

import java.io.File;

import bluej.pkgmgr.PkgMgrFrame;
import bluej.pkgmgr.Project;
import bluej.pkgmgr.target.ClassTarget;
import bluej.pkgmgr.target.Target;
import bluej.utility.Debug;
import javafx.stage.Stage;
import threadchecker.OnThread;
import threadchecker.Tag;




| Gui handler for BlueJ
|
| @author Davin McCall
|
public class BlueJGuiHandler
implements GuiHandler{    
   private static final int FIRST_X_LOCATION = 20;
   
   private static final int FIRST_Y_LOCATION = 20;
    
   
   @Override
   
   public boolean tryOpen(File path, boolean displayError)
   {        
      
      
      return PkgMgrFrame.doOpen(path, null);     
      }
    
   
   @Override
   
   public void handleAbout()
   {
      PkgMgrFrame.handleAbout();     
      }
    
   
   @Override
   
   public void handlePreferences()
   {
      PkgMgrFrame.handlePreferences();     
      }
    
   
   @Override
   
   public void handleQuit()
   {
      PkgMgrFrame.handleQuit();     
      }
    
   
   @Override
   
   public Stage initialOpenComplete(boolean projectOpen)
   {
      if (! projectOpen)
       {
         PkgMgrFrame frame = PkgMgrFrame.createFrame();
         frame.getFXWindow().setX(FIRST_X_LOCATION);
         frame.getFXWindow().setY(FIRST_Y_LOCATION);
         frame.setVisible(true);
         return frame.getFXWindow();         
         }
       

      else
       {            
         
         
         String targetName = Config.getPropString("bluej.class.open", null);
         if (targetName != null && !targetName.equals(""))
           {                
            boolean foundTarget = false;
               
            for (Project proj : Project.getProjects())
               {
               Target tgt = proj.getTarget(targetName);
               if (tgt != null && tgt instanceof ClassTarget)
                   {
                  ((ClassTarget)tgt).open();
                       
                  foundTarget = true;                     
                  }                 
               }
            if (!foundTarget)
               {
               Debug.message("Did not find target class in opened project: \"" + targetName + "\"");                 
               }             
            }
            
         return PkgMgrFrame.getMostRecent().getFXWindow();         
         }     
      }
    
   
   @Override
   
   public void doExitCleanup()
   {
      PkgMgrFrame[] pkgFrames = PkgMgrFrame.getAllFrames();

       
      
      handleOrphanPackages(pkgFrames);

       
      int i = pkgFrames.length - 1;
      
      
      while (i >= 0)
       {            
         PkgMgrFrame aFrame = pkgFrames[i--];
         aFrame.doSave();
         aFrame.closePackage();
         PkgMgrFrame.closeFrame(aFrame);         
         }     
      }

   
   


| Save the list of open packages to the config, so that they can be re-opened when BlueJ is
| next started.
|
@OnThread(Tag.FXPlatform)
   
   private static void handleOrphanPackages(PkgMgrFrame[] openFrames)
   {        
      
      if (Main.hadOrphanPackages())
       {
         removeOrphanPackageList();         
         }
        
       
      
      for (int i = 0; i < openFrames.length; i++)
       {            
         PkgMgrFrame aFrame = openFrames[i];
         if (!aFrame.isEmptyFrame())
           {
            Config.putPropString(Config.BLUEJ_OPENPACKAGE + (i + 1), aFrame.getPackage().getPath().toString());             
            }         
         }     
      }

   
   


| Remove previously listed orphan packages from bluej properties.
|
private static void removeOrphanPackageList()
   {        
      String exists = "";
       
      for (int i = 1; exists != null; i++)
       {
         exists = Config.removeProperty(Config.BLUEJ_OPENPACKAGE + i);         
         }     
      } 
   }