multitrackereditor.java

来自「Azureus is a powerful, full-featured, cr」· Java 代码 · 共 511 行 · 第 1/2 页

/*
 * File    : MultiTrackerEditor.java
 * Created : 3 d閏. 2003}
 * By      : Olivier
 *
 * Azureus - a Java Bittorrent client
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details ( see the LICENSE file ).
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package org.gudy.azureus2.ui.swt.maketorrent;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.net.URL;

import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.TreeEditor;
import org.eclipse.swt.events.KeyAdapter;
import org.eclipse.swt.events.KeyEvent;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.swt.widgets.MenuItem;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
import org.eclipse.swt.widgets.Tree;
import org.eclipse.swt.events.MouseAdapter;
import org.eclipse.swt.events.MouseEvent;
import org.eclipse.swt.widgets.TreeItem;

import org.gudy.azureus2.core3.util.Constants;
import org.gudy.azureus2.ui.swt.ImageRepository;
import org.gudy.azureus2.ui.swt.Messages;
import org.gudy.azureus2.ui.swt.Utils;
import org.gudy.azureus2.ui.swt.mainwindow.Colors;

/**
 * @author Olivier
 *
 */
public class MultiTrackerEditor {   
  
  TrackerEditorListener listener;
  String oldName;
  String currentName;
  boolean	anonymous;
  
  List trackers;
  
  Display display;
  Shell shell;    
  Text textName;
  Tree treeGroups;
  TreeEditor editor;
  TreeItem itemEdited;
  Button btnSave;
  Button btnCancel;
  
  Menu menu;
  
  public MultiTrackerEditor(String name,List trackers,TrackerEditorListener listener) {
  	this( name, trackers, listener, false );
  }
  
  public 
  MultiTrackerEditor(
  		String 					name,
		List 					trackers,
		TrackerEditorListener 	listener,
		boolean					_anonymous ) 
  {
  		this.oldName = name;
    if(name != null)
      this.currentName = name;
    else
      this.currentName = "";
    this.listener = listener;
    anonymous = _anonymous;
    this.trackers = new ArrayList(trackers);
    createWindow();
    
  }
  
  private void createWindow() {
    this.display = Display.getCurrent();
    this.shell = new Shell(SWT.DIALOG_TRIM | SWT.APPLICATION_MODAL);
    Messages.setLanguageText(this.shell,"wizard.multitracker.edit.title");
    if(! Constants.isOSX) {
      shell.setImage(ImageRepository.getImage("azureus"));
    }
    GridLayout layout = new GridLayout();
    layout.numColumns = 3;
    shell.setLayout(layout);
    
    GridData gridData;
    
    if ( !anonymous ){
    	
	    Label labelName = new Label(shell,SWT.NULL);
	    Messages.setLanguageText(labelName,"wizard.multitracker.edit.name");
	    
	    textName = new Text(shell,SWT.BORDER);
	    textName.setText(currentName);
	    gridData = new GridData(GridData.FILL_HORIZONTAL);
	    gridData.horizontalSpan = 2;
	    textName.setLayoutData(gridData);
	    textName.addModifyListener(new ModifyListener() {
		    public void modifyText(ModifyEvent arg0) {
		      currentName = textName.getText();
		      computeSaveEnable();
		    }
	    });   
    }
        
    treeGroups = new Tree(shell,SWT.BORDER);
    gridData = new GridData(GridData.FILL_BOTH);
    gridData.horizontalSpan = 3;
    gridData.heightHint = 150;
    treeGroups.setLayoutData(gridData);
    
    treeGroups.addMouseListener(
    		new MouseAdapter() 
    		{
    			public void 
    			mouseDoubleClick(
    				MouseEvent arg0 )
    			{
    				if(treeGroups.getSelectionCount() == 1) {
    					TreeItem treeItem = treeGroups.getSelection()[0];
    					String type = (String) treeItem.getData("type");
    					if(type.equals("tracker")) {
    						editTreeItem(treeItem);
    					}
    				}
    			}
    		});
    		
    Label labelSeparator = new Label(shell,SWT.SEPARATOR | SWT.HORIZONTAL);
    gridData = new GridData(GridData.FILL_HORIZONTAL);
    gridData.horizontalSpan = 3;
    labelSeparator.setLayoutData(gridData);
    
    	// button row 
    
    Label label = new Label(shell,SWT.NULL);
    gridData = new GridData(GridData.FILL_HORIZONTAL );
    label.setLayoutData(gridData);
    
    Composite cButtons = new Composite(shell, SWT.NULL);
    gridData = new GridData(GridData.FILL_HORIZONTAL);
    gridData.horizontalSpan = 2;
    cButtons.setLayoutData(gridData);
    GridLayout layoutButtons = new GridLayout();
    layoutButtons.numColumns = 3;
    cButtons.setLayout(layoutButtons);
    label = new Label(cButtons,SWT.NULL);
    gridData = new GridData(GridData.FILL_HORIZONTAL );
    label.setLayoutData(gridData);
    
    btnSave = new Button(cButtons,SWT.PUSH);
    gridData = new GridData();
    gridData.widthHint = 70;
    gridData.horizontalAlignment = GridData.END;
    btnSave.setLayoutData(gridData);
    Messages.setLanguageText(btnSave,"wizard.multitracker.edit.save");
    btnSave.addListener(SWT.Selection, new Listener() {
      public void handleEvent(Event e) {
        update();
        shell.dispose();
      }
    });
    
    btnCancel = new Button(cButtons,SWT.PUSH);
    gridData = new GridData();
    gridData.horizontalAlignment = GridData.END;
    gridData.widthHint = 70;
    btnCancel.setLayoutData(gridData);
    Messages.setLanguageText(btnCancel,"Button.cancel");
    btnCancel.addListener(SWT.Selection, new Listener() {
      public void handleEvent(Event e) {
        shell.dispose();
      }
    });
    
    shell.setDefaultButton( btnSave );
    
    shell.addListener(SWT.Traverse, new Listener() {	
    	public void handleEvent(Event e) {
    		if ( e.character == SWT.ESC){
    			shell.dispose();
    		}
    	}
    });

    
    computeSaveEnable();
    refresh();
    constructMenu();
    
    editor = new TreeEditor (treeGroups);
    treeGroups.addSelectionListener(new SelectionAdapter() {
	    public void widgetSelected(SelectionEvent arg0) {	      
	      if(itemEdited != null && !editor.getEditor().isDisposed())
	        itemEdited.setText(((Text)editor.getEditor()).getText());
	      removeEditor();
	    }
    });
    
    Point size = shell.computeSize(400,SWT.DEFAULT);
    shell.setSize(size);
    
    Utils.centreWindow( shell );
    
    shell.open();
  }  
  
  private void update() {
    trackers = new ArrayList();
    TreeItem[] groupItems = treeGroups.getItems();
    
    for(int i = 0 ; i < groupItems.length ; i++) {
      TreeItem group = groupItems[i];      
      TreeItem[] trackerItems = group.getItems();
      List groupList = new ArrayList(group.getItemCount());
      for(int j = 0 ; j < trackerItems.length ; j++) {
        groupList.add(trackerItems[j].getText());
      }
      trackers.add(groupList);
    }
    
    listener.trackersChanged(oldName,currentName,trackers);