plugins/org.eclipse.epf.authoring.ui/src/org/eclipse/epf/authoring/ui/dialogs/RenameFileConflictDialog.java

//------------------------------------------------------------------------------
// Copyright (c) 2005, 2006 IBM Corporation and others.
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// which accompanies this distribution, and is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// Contributors:
// IBM Corporation - initial implementation
//------------------------------------------------------------------------------
package org.eclipse.epf.authoring.ui.dialogs;

import java.io.File;

import org.eclipse.epf.authoring.ui.AuthoringUIResources;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
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;

/**
 * Opens dialog to attach ctrl_filepaths
 * 
 * @author Shashidhar Kannoori
 * @since 1.0
 */
public class RenameFileConflictDialog extends Dialog {

	/**
	 * The OK button.
	 */
	protected Button okButton;

	/**
	 * The Cancel button.
	 */
	protected Button cancelButton;

	/**
	 * The overwrite button
	 */
	protected Button overWriteButton;
	/**
	 * @param parent
	 */

	private Text ctrl_fileName;

	private int OVER_WRITE_ID = 22;
	private String messageStr;
	private String fileName;
	
	private Label ctrl_destination;
	private String destination;
	/**
	 * Creates an instance
	 * @param parent
	 */
	public RenameFileConflictDialog(Shell parent) {
		super(parent);
	}

	/**
	 * @see Dialog#createDialogArea(Composite parent)
	 */
	protected Control createDialogArea(Composite parent) {

		Composite dialogArea = (Composite) super.createDialogArea(parent);
		GridLayout layout = (GridLayout) dialogArea.getLayout();
		layout.marginWidth = 10;
		layout.marginHeight = 10;
		layout.numColumns = 2;
		GridData gridData = (GridData) dialogArea.getLayoutData();
		gridData.verticalIndent = 10;
		//layout.numColumns = 3;
		
		// Create message area.
		Label message = new Label(dialogArea, SWT.WRAP);
		if(messageStr != null){
			message.setText(messageStr);
		}
		GridData data1 = new GridData(GridData.FILL_HORIZONTAL);
		data1.horizontalSpan = 3;
		message.setLayoutData(data1);
		
		
		Label destinationLabel = new Label(dialogArea, SWT.NONE);
		destinationLabel.setText(AuthoringUIResources.DescriptionFormPage_iconSection_fileName_destination);
		ctrl_destination = new Label(dialogArea, SWT.NONE);
		if(destination != null){
			ctrl_destination.setText(destination);
		}
				
		//Create label area.
		Label urlLabel = new Label(dialogArea, SWT.NONE);
		urlLabel.setText(AuthoringUIResources.DescriptionFormPage_iconSection_fileName_saveAs); //$NON-NLS-1$
		ctrl_fileName = new Text(dialogArea, SWT.BORDER);
		gridData.widthHint = 400;
		gridData.verticalAlignment= GridData.VERTICAL_ALIGN_CENTER;
		ctrl_fileName.setLayoutData(gridData);
		if(fileName != null){
			ctrl_fileName.setText(fileName);
		}
		ctrl_fileName.addModifyListener(new ModifyListener() {
			public void modifyText(ModifyEvent e) {
				if (okButton != null) {
					okButton
							.setEnabled(ctrl_fileName.getText().trim().length() > 0);
				}
				fileName = ctrl_fileName.getText();
				File file = new File(destination+File.separator+fileName);
				if(file.exists()){
					okButton.setEnabled(false);
					overWriteButton.setEnabled(true);
				}else{
					okButton.setEnabled(true);
					overWriteButton.setEnabled(false);
				}
			}
		});

//		Button browseButton = new Button(dialogArea, SWT.NONE);
//		browseButton.setText(AuthoringUIText.BROWSE_BUTTON_TEXT);
//		browseButton.addSelectionListener(new SelectionListener() {
//			public void widgetSelected(SelectionEvent event) {
//				FileDialog dialog = new FileDialog(Display.getCurrent()
//						.getActiveShell(), SWT.OPEN);
//				String imageFile = dialog.open();
//				if (imageFile != null && imageFile.length() > 0) {
//					File file = new File(imageFile);
//					try {
//						String url = file.toURL().toExternalForm();
//						ctrl_filepath.setText(url);
//					} catch (Exception e) {
//					}
//				}
//			}
//
//			public void widgetDefaultSelected(SelectionEvent e) {
//			}
//		});

		super
				.getShell()
				.setText(
						AuthoringUIResources.DescriptionFormPage_iconSection_fileNameConflict_title); //$NON-NLS-1$

		return dialogArea;

	}

	/**
	 * Creates the dialog buttons.
	 */
	protected void createButtonsForButtonBar(Composite parent) {
		// Create the OK button.
		createButton(parent, OVER_WRITE_ID, 
				AuthoringUIResources.DescriptionFormPage_iconSection_fileName_overWrite, true);
		
		createButton(parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL,
				true);

		// Create the Cancel button.
		createButton(parent, IDialogConstants.CANCEL_ID,
				IDialogConstants.CANCEL_LABEL, false);

		// Set help context for the OK button.
		okButton = super.getButton(IDialogConstants.OK_ID);

		// Set help context for the Cancel button.
		cancelButton = super.getButton(IDialogConstants.CANCEL_ID);

		//Set help context for the overwrite button
		overWriteButton = super.getButton(OVER_WRITE_ID);
		
		okButton.setEnabled(false);
	}

	/**
	 * Called when the OK button is selected.
	 */
	protected void okPressed() {
		super.okPressed();
	}

	/**
	 * Returns the File Name
	 */
	public String getFilePath() {
		return fileName;
	}
	
	public void setFilePath(String fileName){
		this.fileName=fileName;
	}
	
	@Override
	protected Control createButtonBar(Composite parent) {
		return super.createButtonBar(parent);
	}
	@Override
	protected void buttonPressed(int buttonId) {
		if(buttonId == OVER_WRITE_ID){
			overWritePressed();
		}
		super.buttonPressed(buttonId);
	}

	private void overWritePressed() {
		setReturnCode(OVER_WRITE_ID);
		close();
	}
	@Override
	protected void cancelPressed() {
		fileName = null;
		super.cancelPressed();
	}

	public String getMessageStr() {
		return messageStr;
	}

	public void setMessageStr(String messageStr) {
		this.messageStr = messageStr;
	}
	public void setDestiation(String destination){
		this.destination = destination;
	}
}