/* ********************************************************************** **
** Copyright notice **
** **
** (c) 2005-2009 RSSOwl Development Team **
** http://www.rssowl.org/ **
** **
** 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.rssowl.org/legal/epl-v10.html **
** **
** A copy is found in the file epl-v10.html and important notices to the **
** license from the team is found in the textfile LICENSE.txt distributed **
** in this package. **
** **
** This copyright notice MUST APPEAR in all copies of the file! **
** **
** Contributors: **
** RSSOwl Development Team - initial API and implementation **
** **
** ********************************************************************** */
package org.rssowl.ui.internal.dialogs;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.fieldassist.ContentProposalAdapter;
import org.eclipse.jface.fieldassist.SimpleContentProposalProvider;
import org.eclipse.jface.resource.JFaceResources;
import org.eclipse.jface.resource.LocalResourceManager;
import org.eclipse.jface.resource.ResourceManager;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.graphics.Point;
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.rssowl.core.util.CoreUtils;
import org.rssowl.core.util.Pair;
import org.rssowl.core.util.StringUtils;
import org.rssowl.core.util.URIUtils;
import org.rssowl.ui.internal.OwlUI;
import org.rssowl.ui.internal.util.JobRunner;
import org.rssowl.ui.internal.util.LayoutUtils;
import java.util.Comparator;
import java.util.HashSet;
import java.util.Set;
import java.util.TreeSet;
/**
* A dialog to add credentials for a website.
*
* @author bpasero
*/
public class AddCredentialsDialog extends Dialog {
private Text fSiteInput;
private Text fUsernameInput;
private Text fPasswordInput;
private String fSiteValue;
private String fUsernameValue;
private String fPasswordValue;
private Set<String> fFeedLinks;
private Label fInfoImg;
private Label fInfoText;
private ResourceManager fResources = new LocalResourceManager(JFaceResources.getResources());
/**
* @param parentShell
*/
public AddCredentialsDialog(Shell parentShell) {
super(parentShell);
}
/*
* @see org.eclipse.jface.dialogs.Dialog#close()
*/
@Override
public boolean close() {
fResources.dispose();
return super.close();
}
/*
* @see org.eclipse.jface.dialogs.Dialog#okPressed()
*/
@Override
protected void okPressed() {
if (fFeedLinks == null || !fFeedLinks.contains(fSiteInput.getText())) {
showError();
fSiteInput.setFocus();
fSiteInput.selectAll();
return;
}
fSiteValue = fSiteInput.getText();
fUsernameValue = fUsernameInput.getText();
fPasswordValue = fPasswordInput.getText();
super.okPressed();
}
/**
* @return the site or <code>null</code> if the user cancelled the dialog.
*/
public String getSite() {
return fSiteValue;
}
/**
* @return the username or <code>null</code> if the user cancelled the dialog.
*/
public String getUsername() {
return fUsernameValue;
}
/**
* @return the password or <code>null</code> if the user cancelled the dialog.
*/
public String getPassword() {
return fPasswordValue;
}
/*
* @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite)
*/
@Override
protected Control createDialogArea(Composite parent) {
Composite composite = new Composite(parent, SWT.NONE);
composite.setLayout(LayoutUtils.createGridLayout(2, 10, 10));
composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
/* Site */
Label siteLabel = new Label(composite, SWT.None);
siteLabel.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false));
siteLabel.setText(Messages.AddCredentialsDialog_LINK);
fSiteInput = new Text(composite, SWT.BORDER | SWT.SINGLE);
fSiteInput.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
fSiteInput.setText(URIUtils.HTTP);
fSiteInput.setSelection(URIUtils.HTTP.length());
fSiteInput.setFocus();
fSiteInput.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent e) {
updateOkButton();
}
});
/* Show UI Hint for extra information is available */
final Pair<SimpleContentProposalProvider, ContentProposalAdapter> pair = OwlUI.hookAutoComplete(fSiteInput, null, true, true);
/* Load proposals in the Background */
JobRunner.runInBackgroundThread(100, new Runnable() {
public void run() {
if (!fSiteInput.isDisposed()) {
Set<String> values = new TreeSet<String>(new Comparator<String>() {
public int compare(String o1, String o2) {
return o1.compareToIgnoreCase(o2);
}
});
values.addAll(CoreUtils.getFeedLinks());
/* Remember for Validation */
fFeedLinks = new HashSet<String>(values);
/* Apply Proposals */
if (!fSiteInput.isDisposed()) {
OwlUI.applyAutoCompleteProposals(values, pair.getFirst(), pair.getSecond());
pair.getSecond().setAutoActivationCharacters(new char[] { 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', '/', '.' });
}
}
}
});
/* Username */
Label usernameLabel = new Label(composite, SWT.None);
usernameLabel.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false));
usernameLabel.setText(Messages.AddCredentialsDialog_USERNAME);
fUsernameInput = new Text(composite, SWT.BORDER | SWT.SINGLE);
fUsernameInput.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
fUsernameInput.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent e) {
updateOkButton();
}
});
/* Password */
Label passwordLabel = new Label(composite, SWT.None);
passwordLabel.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false));
passwordLabel.setText(Messages.AddCredentialsDialog_PASSWORD);
fPasswordInput = new Text(composite, SWT.BORDER | SWT.SINGLE | SWT.PASSWORD);
fPasswordInput.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
fPasswordInput.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent e) {
updateOkButton();
}
});
/* Info Container */
Composite infoContainer = new Composite(composite, SWT.None);
infoContainer.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false, 2, 1));
infoContainer.setLayout(LayoutUtils.createGridLayout(2, 0, 0));
((GridLayout) infoContainer.getLayout()).marginTop = 15;
fInfoImg = new Label(infoContainer, SWT.NONE);
fInfoImg.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));
fInfoImg.setImage(OwlUI.getImage(fResources, "icons/obj16/info.gif")); //$NON-NLS-1$
fInfoText = new Label(infoContainer, SWT.WRAP);
fInfoText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
fInfoText.setText(Messages.AddCredentialsDialog_ENTER_EXISTING_FEED_LINK);
applyDialogFont(composite);
return composite;
}
/*
* @see org.eclipse.jface.window.Window#configureShell(org.eclipse.swt.widgets.Shell)
*/
@Override
protected void configureShell(Shell newShell) {
super.configureShell(newShell);
newShell.setText(Messages.AddCredentialsDialog_ADD_PASSWORD);
}
private void updateOkButton() {
getButton(IDialogConstants.OK_ID).setEnabled(StringUtils.isSet(fSiteInput.getText()) && (StringUtils.isSet(fUsernameInput.getText()) || StringUtils.isSet(fPasswordInput.getText())));
}
private void showError() {
fInfoImg.setImage(OwlUI.getImage(fResources, "icons/obj16/error.gif")); //$NON-NLS-1$
fInfoImg.getParent().getParent().layout();
}
/*
* @see org.eclipse.jface.window.Window#getShellStyle()
*/
@Override
protected int getShellStyle() {
int style = SWT.APPLICATION_MODAL | SWT.TITLE | SWT.BORDER | SWT.RESIZE | SWT.CLOSE | getDefaultOrientation();
return style;
}
/*
* @see org.eclipse.jface.dialogs.Dialog#createButtonBar(org.eclipse.swt.widgets.Composite)
*/
@Override
protected Control createButtonBar(Composite parent) {
/* Spacer */
new Label(parent, SWT.SEPARATOR | SWT.HORIZONTAL).setLayoutData(new GridData(SWT.FILL, SWT.BEGINNING, true, false, 2, 1));
Control control = super.createButtonBar(parent);
/* Udate enablement */
getButton(IDialogConstants.OK_ID).setEnabled(false);
return control;
}
/*
* @see org.eclipse.jface.dialogs.Dialog#initializeBounds()
*/
@Override
protected void initializeBounds() {
super.initializeBounds();
Shell shell = getShell();
/* Minimum Size */
int minWidth = convertHorizontalDLUsToPixels(OwlUI.MIN_DIALOG_WIDTH_DLU);
int minHeight = shell.computeSize(minWidth, SWT.DEFAULT).y;
/* Required Size */
Point requiredSize = shell.computeSize(SWT.DEFAULT, SWT.DEFAULT);
shell.setSize(Math.max(minWidth, requiredSize.x), Math.max(minHeight, requiredSize.y));
LayoutUtils.positionShell(shell);
}
}