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/*******************************************************************************
* Copyright (c) 2004, 2008 Tasktop Technologies 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:
* Tasktop Technologies - initial API and implementation
*******************************************************************************/
package org.eclipse.mylyn.tasks.ui.wizards;
import java.util.Set;
import org.eclipse.core.runtime.Assert;
import org.eclipse.jface.dialogs.IMessageProvider;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.mylyn.internal.tasks.core.AbstractTaskCategory;
import org.eclipse.mylyn.internal.tasks.core.RepositoryQuery;
import org.eclipse.mylyn.internal.tasks.ui.search.SearchUtil;
import org.eclipse.mylyn.internal.tasks.ui.util.TasksUiInternal;
import org.eclipse.mylyn.internal.tasks.ui.wizards.Messages;
import org.eclipse.mylyn.tasks.core.AbstractRepositoryConnector;
import org.eclipse.mylyn.tasks.core.IRepositoryQuery;
import org.eclipse.mylyn.tasks.core.TaskRepository;
import org.eclipse.mylyn.tasks.ui.TasksUi;
import org.eclipse.mylyn.tasks.ui.TasksUiImages;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
/**
* Extend to provide repository-specific query page to the Workbench search dialog.
*
* @author Rob Elves
* @author Steffen Pingel
* @since 3.0
*/
public abstract class AbstractRepositoryQueryPage extends WizardPage implements ITaskSearchPage {
private ITaskSearchPageContainer searchContainer;
private final TaskRepository taskRepository;
private final IRepositoryQuery query;
public AbstractRepositoryQueryPage(String pageName, TaskRepository taskRepository, IRepositoryQuery query) {
super(pageName);
Assert.isNotNull(taskRepository);
this.taskRepository = taskRepository;
this.query = query;
setTitle(Messages.AbstractRepositoryQueryPage_Enter_query_parameters);
setDescription(Messages.AbstractRepositoryQueryPage_If_attributes_are_blank_or_stale_press_the_Update_button);
setImageDescriptor(TasksUiImages.BANNER_REPOSITORY);
setPageComplete(false);
}
public AbstractRepositoryQueryPage(String pageName, TaskRepository taskRepository) {
this(pageName, taskRepository, null);
}
public IRepositoryQuery getQuery() {
return query;
}
public abstract String getQueryTitle();
@Override
public boolean isPageComplete() {
// reset error message to maintain backward compatibility: bug 288892
setErrorMessage(null);
String queryTitle = getQueryTitle();
if (queryTitle == null || queryTitle.equals("")) { //$NON-NLS-1$
setMessage(Messages.AbstractRepositoryQueryPage_Please_specify_a_title_for_the_query);
return false;
} else {
Set<RepositoryQuery> queries = TasksUiInternal.getTaskList().getQueries();
Set<AbstractTaskCategory> categories = TasksUiInternal.getTaskList().getCategories();
String oldSummary = null;
if (query != null) {
oldSummary = query.getSummary();
}
if (oldSummary == null || !queryTitle.equals(oldSummary)) {
for (AbstractTaskCategory category : categories) {
if (queryTitle.equals(category.getSummary())) {
setMessage(Messages.AbstractRepositoryQueryPage_A_category_with_this_name_already_exists,
IMessageProvider.ERROR);
return false;
}
}
for (RepositoryQuery repositoryQuery : queries) {
if (query == null || !query.equals(repositoryQuery)) {
if (queryTitle.equals(repositoryQuery.getSummary())) {
setMessage(Messages.AbstractRepositoryQueryPage_A_query_with_this_name_already_exists,
IMessageProvider.ERROR);
return false;
}
}
}
}
}
setMessage(null);
return true;
}
public IRepositoryQuery createQuery() {
IRepositoryQuery query = TasksUi.getRepositoryModel().createRepositoryQuery(getTaskRepository());
applyTo(query);
return query;
}
public abstract void applyTo(IRepositoryQuery query);
public void saveState() {
// empty
}
public void setContainer(ITaskSearchPageContainer container) {
searchContainer = container;
}
public boolean inSearchContainer() {
return searchContainer != null;
}
public boolean performSearch() {
AbstractRepositoryConnector connector = TasksUi.getRepositoryManager().getRepositoryConnector(
taskRepository.getConnectorKind());
if (connector != null) {
try {
SearchUtil.runSearchQuery(TasksUiInternal.getTaskList(), taskRepository, createQuery(), true);
} catch (UnsupportedOperationException e) {
SearchUtil.runSearchQuery(TasksUiInternal.getTaskList(), taskRepository, getQuery(), true);
}
}
return true;
}
/**
* @since 2.1
*/
public void setControlsEnabled(boolean enabled) {
setControlsEnabled(getControl(), enabled);
}
// TODO: make reusable or find better API, task editor has similar functionality
private void setControlsEnabled(Control control, boolean enabled) {
if (control instanceof Composite) {
for (Control childControl : ((Composite) control).getChildren()) {
childControl.setEnabled(enabled);
setControlsEnabled(childControl, enabled);
}
}
setPageComplete(isPageComplete());
}
public ITaskSearchPageContainer getSearchContainer() {
return searchContainer;
}
public TaskRepository getTaskRepository() {
return taskRepository;
}
}
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