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/*******************************************************************************
* Copyright (c) 2003 - 2006 University Of British Columbia 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:
* University Of British Columbia - initial API and implementation
*******************************************************************************/
package org.eclipse.mylar.internal.tasks.ui;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.eclipse.jface.dialogs.DialogPage;
import org.eclipse.jface.dialogs.IDialogSettings;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.mylar.internal.tasks.ui.search.AbstractRepositoryQueryPage;
import org.eclipse.mylar.tasks.core.TaskRepository;
import org.eclipse.mylar.tasks.ui.AbstractRepositoryUi;
import org.eclipse.mylar.tasks.ui.TaskRepositoryManager;
import org.eclipse.mylar.tasks.ui.TasksUiPlugin;
import org.eclipse.search.ui.ISearchPage;
import org.eclipse.search.ui.ISearchPageContainer;
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.Combo;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Group;
/**
* @author Rob Elves
*/
public class RepositorySearchPage extends DialogPage implements ISearchPage {
private static final String TITLE_REPOSITORY_SEARCH = "Repository Search";
private static final String PAGE_NAME = "RepositorySearchPage";
private static final String STORE_REPO_ID = PAGE_NAME + ".REPO";
private Combo repositoryCombo;
private TaskRepository repository;
private Composite fParentComposite;
private IDialogSettings fDialogSettings;
private int currentPageIndex = -1;
private boolean firstView = true;
private WizardPage[] queryPages;
private ISearchPageContainer pageContainer;
public boolean performAction() {
saveDialogSettings();
return ((ISearchPage) queryPages[currentPageIndex]).performAction();
}
public void setContainer(ISearchPageContainer container) {
this.pageContainer = container;
}
public void createControl(Composite parent) {
fParentComposite = new Composite(parent, SWT.NONE);
GridLayout layout = new GridLayout(1, false);
layout.marginHeight = 0;
layout.marginWidth = 0;
fParentComposite.setLayout(layout);
GridData gd = new GridData(GridData.FILL_BOTH);
fParentComposite.setLayoutData(gd);
createRepositoryGroup(fParentComposite);
this.setControl(fParentComposite);
}
private void createRepositoryGroup(Composite control) {
Group group = new Group(control, SWT.NONE);
group.setText("Repository");
GridLayout layout = new GridLayout();
layout.numColumns = 1;
group.setLayout(layout);
GridData gd = new GridData(GridData.FILL_HORIZONTAL);
gd.horizontalSpan = 1;
group.setLayoutData(gd);
repositoryCombo = new Combo(group, SWT.SINGLE | SWT.BORDER);
repositoryCombo.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
displayQueryPage(repositoryCombo.getSelectionIndex());
}
});
gd = new GridData(GridData.FILL_HORIZONTAL | GridData.GRAB_HORIZONTAL);
repositoryCombo.setLayoutData(gd);
}
private WizardPage createPage(TaskRepository repository) {
if (repository != null) {
AbstractRepositoryUi connectorUi = TasksUiPlugin.getRepositoryManager().getRepositoryUi(
repository.getKind());
if (connectorUi != null) {
WizardPage searchPage = connectorUi.getSearchPage(repository, null);
if (searchPage != null) {
((ISearchPage) searchPage).setContainer(pageContainer);
searchPage.createControl(fParentComposite);
return searchPage;
} else {
// Search page not available
}
}
}
return null;
}
private void displayQueryPage(int pageIndex) {
if (currentPageIndex == pageIndex || pageIndex < 0)
return;
// TODO: if repository == null display invalid page?
if (currentPageIndex != -1 && queryPages[currentPageIndex] != null) {
queryPages[currentPageIndex].setVisible(false);
GridData data = (GridData) queryPages[currentPageIndex].getControl().getLayoutData();
data.exclude = true;
queryPages[currentPageIndex].getControl().setLayoutData(data);
}
if (queryPages[pageIndex] == null) {
String repositoryUrl = repositoryCombo.getItem(pageIndex);
repository = TasksUiPlugin.getRepositoryManager().getRepository(repositoryUrl);
if (repository != null) {
queryPages[pageIndex] = createPage(repository);
}
}
if (queryPages[pageIndex] != null) {
GridData data = (GridData) queryPages[pageIndex].getControl().getLayoutData();
data.exclude = false;
queryPages[pageIndex].getControl().setLayoutData(data);
queryPages[pageIndex].setVisible(true);
}
currentPageIndex = pageIndex;
fParentComposite.getParent().layout(true, true);
}
@Override
public void setVisible(boolean visible) {
if (firstView) {
List<TaskRepository> repositories = TasksUiPlugin.getRepositoryManager().getAllRepositories();
List<TaskRepository> searchableRepositories = new ArrayList<TaskRepository>();
for (TaskRepository repository : repositories) {
AbstractRepositoryUi connectorUi = TasksUiPlugin.getRepositoryManager().getRepositoryUi(
repository.getKind());
if (connectorUi != null && connectorUi.hasSearchPage()) {
searchableRepositories.add(repository);
}
}
String[] repositoryUrls = new String[searchableRepositories.size()];
int i = 0;
int indexToSelect = 0;
for (Iterator<TaskRepository> iter = searchableRepositories.iterator(); iter.hasNext();) {
TaskRepository currRepsitory = iter.next();
if (repository != null && repository.equals(currRepsitory)) {
indexToSelect = i;
}
repositoryUrls[i] = currRepsitory.getUrl();
i++;
}
IDialogSettings settings = getDialogSettings();
if (repositoryCombo != null) {
repositoryCombo.setItems(repositoryUrls);
if (repositoryUrls.length == 0) {
MessageDialog.openInformation(Display.getCurrent().getActiveShell(), TITLE_REPOSITORY_SEARCH,
TaskRepositoryManager.MESSAGE_NO_REPOSITORY);
} else {
String selectRepo = settings.get(STORE_REPO_ID);
if (selectRepo != null && repositoryCombo.indexOf(selectRepo) > -1) {
repositoryCombo.select(repositoryCombo.indexOf(selectRepo));
repository = TasksUiPlugin.getRepositoryManager().getRepository(repositoryCombo.getText());
if (repository == null) {
// TODO: Display no repository error
// repository =
// TasksUiPlugin.getRepositoryManager().getDefaultRepository(
// BugzillaCorePlugin.REPOSITORY_KIND);
}
} else {
repositoryCombo.select(indexToSelect);
}
// TODO: Create one page per connector and repopulate based
// on
// repository
queryPages = new AbstractRepositoryQueryPage[repositoryUrls.length];
displayQueryPage(repositoryCombo.getSelectionIndex());
// updateAttributesFromRepository(repositoryCombo.getText(),
// null, false);
}
}
firstView = false;
}
if(queryPages == null) {
pageContainer.setPerformActionEnabled(false);
}
super.setVisible(visible);
}
public IDialogSettings getDialogSettings() {
IDialogSettings settings = TasksUiPlugin.getDefault().getDialogSettings();
fDialogSettings = settings.getSection(PAGE_NAME);
if (fDialogSettings == null)
fDialogSettings = settings.addNewSection(PAGE_NAME);
return fDialogSettings;
}
private void saveDialogSettings() {
IDialogSettings settings = getDialogSettings();
settings.put(STORE_REPO_ID, repositoryCombo.getText());
}
@Override
public void dispose() {
if (queryPages != null) {
for (WizardPage page : queryPages) {
if (page != null) {
page.dispose();
}
}
}
super.dispose();
}
}
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