Java tutorial
/* ********************************************************************** ** ** 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.cleanup; import org.eclipse.jface.dialogs.Dialog; import org.eclipse.jface.resource.JFaceResources; import org.eclipse.jface.resource.LocalResourceManager; import org.eclipse.jface.wizard.WizardPage; import org.eclipse.swt.SWT; import org.eclipse.swt.events.SelectionAdapter; import org.eclipse.swt.events.SelectionEvent; 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.Group; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Spinner; import org.rssowl.core.Owl; import org.rssowl.core.internal.persist.pref.DefaultPreferences; import org.rssowl.core.persist.pref.IPreferenceScope; import org.rssowl.core.util.SyncUtils; import org.rssowl.ui.internal.OwlUI; import org.rssowl.ui.internal.util.LayoutUtils; /** * @author bpasero */ public class CleanUpOptionsPage extends WizardPage { private Button fDeleteFeedByLastVisitCheck; private Button fDeleteFeedBySynchronizationCheck; private Spinner fMaxLastVisitSpinner; private Button fDeleteFeedByLastUpdateCheck; private Spinner fMaxLastUpdateSpinner; private Button fDeleteConErrorFeedCheck; private Button fDeleteDuplicateBookmarksCheck; private Button fDeleteNewsByCountCheck; private Spinner fMaxCountSpinner; private Button fDeleteNewsByAgeCheck; private Spinner fMaxAgeSpinner; private Button fDeleteReadNewsCheck; private Button fNeverDeleteUnreadNewsCheck; private Button fNeverDeleteLabeledNewsCheck; private IPreferenceScope fGlobalScope; private LocalResourceManager fResources; /** * @param pageName */ protected CleanUpOptionsPage(String pageName) { super(pageName, pageName, OwlUI.getImageDescriptor("icons/wizban/cleanup_wiz.gif")); //$NON-NLS-1$ setMessage(Messages.CleanUpOptionsPage_CHOOSE_OPS); fGlobalScope = Owl.getPreferenceService().getGlobalScope(); fResources = new LocalResourceManager(JFaceResources.getResources()); } /* Returns the selected clean up operations */ CleanUpOperations getOperations() { /* Feed Operations */ boolean lastVisitInDaysState = fDeleteFeedByLastVisitCheck.getSelection(); int lastVisitInDays = fMaxLastVisitSpinner.getSelection(); boolean lastUpdateInDaysState = fDeleteFeedByLastUpdateCheck.getSelection(); int lastUpdateInDays = fMaxLastUpdateSpinner.getSelection(); boolean deleteFeedsByConError = fDeleteConErrorFeedCheck.getSelection(); boolean deleteFeedsByDuplicates = fDeleteDuplicateBookmarksCheck.getSelection(); boolean deleteFeedsBySynchronization = (fDeleteFeedBySynchronizationCheck != null) ? fDeleteFeedBySynchronizationCheck.getSelection() : false; /* News Operations */ boolean maxNewsCountPerFeedState = fDeleteNewsByCountCheck.getSelection(); int maxNewsCountPerFeed = fMaxCountSpinner.getSelection(); boolean maxNewsAgeState = fDeleteNewsByAgeCheck.getSelection(); int maxNewsAge = fMaxAgeSpinner.getSelection(); boolean deleteReadNews = fDeleteReadNewsCheck.getSelection(); boolean keepUnreadNews = fNeverDeleteUnreadNewsCheck.getSelection(); boolean keepLabeledNews = fNeverDeleteLabeledNewsCheck.getSelection(); return new CleanUpOperations(lastVisitInDaysState, lastVisitInDays, lastUpdateInDaysState, lastUpdateInDays, deleteFeedsByConError, deleteFeedsByDuplicates, deleteFeedsBySynchronization, maxNewsCountPerFeedState, maxNewsCountPerFeed, maxNewsAgeState, maxNewsAge, deleteReadNews, keepUnreadNews, keepLabeledNews); } /* * @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite) */ public void createControl(Composite parent) { Composite container = new Composite(parent, SWT.NONE); container.setLayout(LayoutUtils.createGridLayout(1, 0, 0, 10, 5, false)); /* Options per Feed */ createFeedOptions(container); /* Options per News */ createNewsOptions(container); Dialog.applyDialogFont(container); setControl(container); } private void createFeedOptions(Composite parent) { Group container = new Group(parent, SWT.None); container.setLayoutData(new GridData(SWT.FILL, SWT.BEGINNING, true, false)); container.setLayout(LayoutUtils.createGridLayout(3)); container.setText(Messages.CleanUpOptionsPage_CLEANUP_BOOKMARKS); /* 1.) Delete Feeds that have Last Visit > X Days ago */ { fDeleteFeedByLastVisitCheck = new Button(container, SWT.CHECK); fDeleteFeedByLastVisitCheck.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false)); fDeleteFeedByLastVisitCheck .setSelection(fGlobalScope.getBoolean(DefaultPreferences.CLEAN_UP_BM_BY_LAST_VISIT_STATE)); fDeleteFeedByLastVisitCheck.setText(Messages.CleanUpOptionsPage_DELETE_BY_AGE); fDeleteFeedByLastVisitCheck.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { fMaxLastVisitSpinner.setEnabled(fDeleteFeedByLastVisitCheck.getSelection()); } }); fMaxLastVisitSpinner = new Spinner(container, SWT.BORDER); fMaxLastVisitSpinner.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false)); fMaxLastVisitSpinner.setEnabled(fDeleteFeedByLastVisitCheck.getSelection()); fMaxLastVisitSpinner.setMinimum(1); fMaxLastVisitSpinner.setMaximum(999); fMaxLastVisitSpinner .setSelection(fGlobalScope.getInteger(DefaultPreferences.CLEAN_UP_BM_BY_LAST_VISIT_VALUE)); Label label = new Label(container, SWT.None); label.setText(Messages.CleanUpOptionsPage_DAYS); } /* 2.) Delete Feeds that have not updated in X Days */ { fDeleteFeedByLastUpdateCheck = new Button(container, SWT.CHECK); fDeleteFeedByLastUpdateCheck.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false)); fDeleteFeedByLastUpdateCheck .setSelection(fGlobalScope.getBoolean(DefaultPreferences.CLEAN_UP_BM_BY_LAST_UPDATE_STATE)); fDeleteFeedByLastUpdateCheck.setText(Messages.CleanUpOptionsPage_DELETE_BY_UPDATE); fDeleteFeedByLastUpdateCheck.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { fMaxLastUpdateSpinner.setEnabled(fDeleteFeedByLastUpdateCheck.getSelection()); } }); fMaxLastUpdateSpinner = new Spinner(container, SWT.BORDER); fMaxLastUpdateSpinner.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false)); fMaxLastUpdateSpinner.setEnabled(fDeleteFeedByLastUpdateCheck.getSelection()); fMaxLastUpdateSpinner.setMinimum(1); fMaxLastUpdateSpinner.setMaximum(999); fMaxLastUpdateSpinner .setSelection(fGlobalScope.getInteger(DefaultPreferences.CLEAN_UP_BM_BY_LAST_UPDATE_VALUE)); Label label = new Label(container, SWT.None); label.setText(Messages.CleanUpOptionsPage_DAYS); } /* 3.) Delete Duplicate Feeds*/ { fDeleteDuplicateBookmarksCheck = new Button(container, SWT.CHECK); fDeleteDuplicateBookmarksCheck .setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false, 3, 1)); fDeleteDuplicateBookmarksCheck.setText(Messages.CleanUpOptionsPage_DELETE_DUPLICATES); fDeleteDuplicateBookmarksCheck .setSelection(fGlobalScope.getBoolean(DefaultPreferences.CLEAN_UP_BM_BY_DUPLICATES)); } /* 4.) Delete Feeds that have Connection Error */ { fDeleteConErrorFeedCheck = new Button(container, SWT.CHECK); fDeleteConErrorFeedCheck.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false, 3, 1)); fDeleteConErrorFeedCheck.setText(Messages.CleanUpOptionsPage_DELETE_CON_ERROR); fDeleteConErrorFeedCheck .setSelection(fGlobalScope.getBoolean(DefaultPreferences.CLEAN_UP_BM_BY_CON_ERROR)); } /* 5.) Delete Feeds that are no longer used in Google Reader */ if (SyncUtils.hasSyncCredentials()) { fDeleteFeedBySynchronizationCheck = new Button(container, SWT.CHECK); fDeleteFeedBySynchronizationCheck .setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false, 3, 1)); fDeleteFeedBySynchronizationCheck.setText(Messages.CleanUpOptionsPage_DELETE_UNSUBSCRIBED_FEEDS); fDeleteFeedBySynchronizationCheck .setSelection(fGlobalScope.getBoolean(DefaultPreferences.CLEAN_UP_BM_BY_SYNCHRONIZATION)); } } private void createNewsOptions(Composite parent) { Group container = new Group(parent, SWT.None); container.setLayoutData(new GridData(SWT.FILL, SWT.BEGINNING, true, false)); container.setLayout(LayoutUtils.createGridLayout(2)); container.setText(Messages.CleanUpOptionsPage_CLEANUP_NEWS); /* 4.) Delete News that exceed a certain limit in a Feed */ { fDeleteNewsByCountCheck = new Button(container, SWT.CHECK); fDeleteNewsByCountCheck.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false)); fDeleteNewsByCountCheck .setSelection(fGlobalScope.getBoolean(DefaultPreferences.CLEAN_UP_NEWS_BY_COUNT_STATE)); fDeleteNewsByCountCheck.setText(Messages.CleanUpOptionsPage_DELETE_BY_COUNT); fDeleteNewsByCountCheck.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { fMaxCountSpinner.setEnabled(fDeleteNewsByCountCheck.getSelection()); } }); fMaxCountSpinner = new Spinner(container, SWT.BORDER); fMaxCountSpinner.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false)); fMaxCountSpinner.setEnabled(fDeleteNewsByCountCheck.getSelection()); fMaxCountSpinner.setMinimum(0); fMaxCountSpinner.setMaximum(9999); fMaxCountSpinner.setSelection(fGlobalScope.getInteger(DefaultPreferences.CLEAN_UP_NEWS_BY_COUNT_VALUE)); } /* 5.) Delete News with an age > X Days */ { fDeleteNewsByAgeCheck = new Button(container, SWT.CHECK); fDeleteNewsByAgeCheck.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false)); fDeleteNewsByAgeCheck .setSelection(fGlobalScope.getBoolean(DefaultPreferences.CLEAN_UP_NEWS_BY_AGE_STATE)); fDeleteNewsByAgeCheck.setText(Messages.CleanUpOptionsPage_DELETE_NEWS_BY_AGE); fDeleteNewsByAgeCheck.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { fMaxAgeSpinner.setEnabled(fDeleteNewsByAgeCheck.getSelection()); } }); fMaxAgeSpinner = new Spinner(container, SWT.BORDER); fMaxAgeSpinner.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false)); fMaxAgeSpinner.setEnabled(fDeleteNewsByAgeCheck.getSelection()); fMaxAgeSpinner.setMinimum(1); fMaxAgeSpinner.setMaximum(9999); fMaxAgeSpinner.setSelection(fGlobalScope.getInteger(DefaultPreferences.CLEAN_UP_NEWS_BY_AGE_VALUE)); } /* 6.) Delete Read News */ { fDeleteReadNewsCheck = new Button(container, SWT.CHECK); fDeleteReadNewsCheck.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false, 2, 1)); fDeleteReadNewsCheck.setText(Messages.CleanUpOptionsPage_DELETE_READ); fDeleteReadNewsCheck.setSelection(fGlobalScope.getBoolean(DefaultPreferences.CLEAN_UP_READ_NEWS_STATE)); } /* 7.) Do not delete Unread News */ { fNeverDeleteUnreadNewsCheck = new Button(container, SWT.CHECK); fNeverDeleteUnreadNewsCheck.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false, 2, 1)); fNeverDeleteUnreadNewsCheck.setText(Messages.CleanUpOptionsPage_DONT_DELETE_UNREAD); fNeverDeleteUnreadNewsCheck .setSelection(fGlobalScope.getBoolean(DefaultPreferences.CLEAN_UP_NEVER_DEL_UNREAD_NEWS_STATE)); } /* 8.) Do not delete Labeled News */ { fNeverDeleteLabeledNewsCheck = new Button(container, SWT.CHECK); fNeverDeleteLabeledNewsCheck.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false, 2, 1)); fNeverDeleteLabeledNewsCheck.setText(Messages.CleanUpOptionsPage_DONT_DELETE_LABELED); fNeverDeleteLabeledNewsCheck.setSelection( fGlobalScope.getBoolean(DefaultPreferences.CLEAN_UP_NEVER_DEL_LABELED_NEWS_STATE)); } /* Info Container */ Composite infoContainer = new Composite(container, 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 = 5; Label infoImg = new Label(infoContainer, SWT.NONE); infoImg.setImage(OwlUI.getImage(fResources, "icons/obj16/info.gif")); //$NON-NLS-1$ infoImg.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false)); Label infoText = new Label(infoContainer, SWT.WRAP); infoText.setText(Messages.CleanUpOptionsPage_CLEANUP_INFO); infoText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); } /* * @see org.eclipse.jface.dialogs.DialogPage#dispose() */ @Override public void dispose() { super.dispose(); fResources.dispose(); } }