[Jcommander-commit] plugins/org.jcommander.ui.filepanel/src/org/jcommander/ui/filepanel/actions SimpleOpenURLAction.java,NONE,1.1

[Matthias K <mat...@us...>]

Update of /cvsroot/jcommander/plugins/org.jcommander.ui.filepanel/src/org/jcommander/ui/filepanel/actions
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv8111/src/org/jcommander/ui/filepanel/actions

Added Files:
	SimpleOpenURLAction.java 
Log Message:
- First implementation of feature request 1473247: Simplified method to enter VFS URLs
- with help link by context

--- NEW FILE: SimpleOpenURLAction.java ---
/**
 * 
 */
package org.jcommander.ui.filepanel.actions;

import org.apache.commons.vfs.FileObject;
import org.apache.commons.vfs.FileSystemException;
import org.apache.commons.vfs.FileType;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.dialogs.IMessageProvider;
import org.eclipse.jface.dialogs.TitleAreaDialog;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.IWorkbenchWindowActionDelegate;
import org.eclipse.ui.PlatformUI;
import org.jcommander.ui.filepanel.FilePanelManagerProvider;
import org.jcommander.ui.logger.LoggerPlugin;
import org.jcommander.vfsextensions.VfsManagerExtension;

/**
 * @author MatthiasK
 *
 */
public class SimpleOpenURLAction implements IWorkbenchWindowActionDelegate {

	private IWorkbenchWindow window;
	
	private Text protokollText;
	private Text hostText;
	private Text userNameText;
	private Text userPasswordText;
	private Text dirText;

	private String protokoll;
	private String host;
	private String userName;
	private String userPassword;
	private String dir;
	
	private Composite messageArea;
	private Text messageText;
	private boolean messageAreaVisible=false;
	
	private int messageHeight = 60;
	
	private class EnterTargetDialog extends TitleAreaDialog {
		
		protected EnterTargetDialog(Shell shell) {
			super(shell);
		}
		
		private void createMessageArea(){
			if (messageAreaVisible) return;
			messageText = new Text(messageArea,SWT.MULTI|SWT.V_SCROLL|SWT.BORDER|SWT.READ_ONLY);
			GridData messageTextData = new GridData();
			messageTextData.grabExcessHorizontalSpace=true;
			messageTextData.grabExcessVerticalSpace=true;
			messageTextData.horizontalAlignment=SWT.FILL;
			messageTextData.verticalAlignment=SWT.FILL;
			messageTextData.minimumHeight=60;
			messageText.setLayoutData(messageTextData);	
			messageArea.layout(true);
        	getShell().layout(true);
        	getShell().setSize(getShell().getSize().x, getShell().getSize().y+messageHeight);
			messageArea.layout(true);
			getShell().layout(true);			
			messageAreaVisible=true;
			//messageHeight=messageArea.getSize().y;
		}
		
//		@Override
		protected Control createDialogArea(Composite parent) {
			setTitle("Open VFS directory");
			Composite dialogAreaSub = (Composite)super.createDialogArea(parent);
			Composite dialogArea = new Composite(dialogAreaSub, SWT.NONE);
			dialogArea.setLayout(new GridLayout(2,false));
			dialogArea.setLayoutData(new GridData(SWT.FILL, SWT.FILL,true,false));
			Label protokolLabel = new Label(dialogArea, SWT.NONE);
			protokolLabel.setText("Protokoll");
			protokollText = new Text(dialogArea, SWT.BORDER);
			protokollText.setLayoutData(new GridData(SWT.FILL, SWT.DEFAULT,true,false));
			Label hostLabel = new Label(dialogArea, SWT.NONE);
			hostLabel.setText("Host");
			hostText = new Text(dialogArea, SWT.BORDER);
			hostText.setLayoutData(new GridData(SWT.FILL, SWT.DEFAULT,true,false));
			Label usernameLabel = new Label(dialogArea, SWT.NONE);
			usernameLabel.setText("Username");
			userNameText = new Text(dialogArea, SWT.BORDER);
			userNameText.setLayoutData(new GridData(SWT.FILL, SWT.DEFAULT,true,false));
			Label userPasswordLabel = new Label(dialogArea, SWT.NONE);
			userPasswordLabel.setText("Password");
			userPasswordText = new Text(dialogArea, SWT.BORDER);
			userPasswordText.setEchoChar('*');
			userPasswordText.setLayoutData(new GridData(SWT.FILL, SWT.DEFAULT,true,false));
			Label dirLabel = new Label(dialogArea, SWT.NONE);
			dirLabel.setText("Directory");
			dirText = new Text(dialogArea, SWT.BORDER);
			dirText.setText("/");
			dirText.setLayoutData(new GridData(SWT.FILL, SWT.DEFAULT,true,false));

			messageArea=new Composite(dialogArea, SWT.NONE);
			GridData messageData=new GridData();
			messageData.horizontalAlignment=SWT.FILL;
			messageData.verticalAlignment=SWT.FILL;
			messageData.horizontalSpan=2;
			messageArea.setLayoutData(messageData);
			GridLayout messageLayout = new GridLayout();
			messageLayout.marginWidth=0;
			messageArea.setLayout(messageLayout);	

			return dialogArea;
		}		
		
		@Override
		protected void okPressed() {
	        
//	        if (messageText!=null) {
//				messageText.dispose();
//				messageText=null;
//				shell.layout(true);
//				shell.setSize(shellSize.x, shellSize.y-messageHeight);
//			}
//	        else {
//	        	createMessageArea();
//			}
			
			protokoll=protokollText.getText();
			userName=userNameText.getText();
			userPassword=userPasswordText.getText();
			host=hostText.getText();
			dir=dirText.getText();	
			String userData="";
			if (userName!="") userData=userName;
			if (userPassword!="") userData=userData+":"+userPassword;
			if (userData!="") userData=userData+"@";
			String url=protokoll+"://"+userData+host+"/"+dir;
			if (performOk(url)) {
				super.okPressed();
			}
		}		
		
		private boolean performOk(final String url) {
			try {
				FileObject selectedDirectory = VfsManagerExtension.getInstance().resolveFile(url);
				
				if(selectedDirectory.getType() == FileType.FOLDER) {
					LoggerPlugin.rootLogger.debug("Changing dir to: "+ selectedDirectory.getName().getRootURI() + selectedDirectory.getName().getPath());
					
					FilePanelManagerProvider.getTabManager()
											.getActiveTabMediator()
											.getFileTab()
											.getActiveFilePanel()
											.getPanelMediator()
											.changeDirectory(selectedDirectory);
					
					// TODO Why is this required?!
					FilePanelManagerProvider.getTabManager()
											.getActiveTabMediator()
											.getFileTab()
											.getActiveFilePanel()
											.getPanelMediator()
											.refresh();
					
					//urlHistory.add(selectedDirectory);
					return true;
				} else {
					setMessage("Cannot change directory. Please specify a valid directory.",IMessageProvider.ERROR);
					return false;
				}
			} catch (FileSystemException ex) {
				String message;
				message=ex.getMessage();
				Throwable effect= ex;
				Throwable cause=ex.getCause();
				while (!(cause==null)&&!cause.equals(effect))
				{
					message=message+": \n"+cause.getMessage();
					effect=cause;
					cause=cause.getCause();
				} 
				setMessage("The directory could not be opened.", IMessageProvider.ERROR);
				setError(message);
				
				return false;
			}
		}

		private void setError(String Message){
			createMessageArea();
			messageText.setText(Message);			
		}
		
//		@Override
		public void setMessage(String newMessage, int newType) {
			super.setMessage(newMessage, newType);			
		}

	}
	
	/* (non-Javadoc)
	 * @see org.eclipse.ui.IWorkbenchWindowActionDelegate#dispose()
	 */
	public void dispose() {
	}

	/* (non-Javadoc)
	 * @see org.eclipse.ui.IWorkbenchWindowActionDelegate#init(org.eclipse.ui.IWorkbenchWindow)
	 */
	public void init(IWorkbenchWindow window) {
		this.window=window;
	}

	/* (non-Javadoc)
	 * @see org.eclipse.ui.IActionDelegate#run(org.eclipse.jface.action.IAction)
	 */
	public void run(IAction action) {
		EnterTargetDialog dialog = new EnterTargetDialog(window.getShell());
		dialog.setHelpAvailable(true);
		dialog.create();
		PlatformUI.getWorkbench().getHelpSystem().setHelp(window.getShell(), "org.jcommander.ui.help.VFS");
		dialog.open();
	}

	/* (non-Javadoc)
	 * @see org.eclipse.ui.IActionDelegate#selectionChanged(org.eclipse.jface.action.IAction, org.eclipse.jface.viewers.ISelection)
	 */
	public void selectionChanged(IAction action, ISelection selection) {
	}

}