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/*******************************************************************************
* Copyright (c) 2004 - 2006 Mylar committers 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
*******************************************************************************/
package org.eclipse.mylyn.internal.tasks.ui.properties;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jface.preference.PreferencePage;
import org.eclipse.jface.viewers.CheckStateChangedEvent;
import org.eclipse.jface.viewers.CheckboxTableViewer;
import org.eclipse.jface.viewers.DecoratingLabelProvider;
import org.eclipse.jface.viewers.ICheckStateListener;
import org.eclipse.jface.viewers.IStructuredContentProvider;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.mylyn.internal.tasks.ui.actions.AddRepositoryAction;
import org.eclipse.mylyn.internal.tasks.ui.views.TaskRepositoriesSorter;
import org.eclipse.mylyn.internal.tasks.ui.views.TaskRepositoryLabelProvider;
import org.eclipse.mylyn.monitor.core.StatusHandler;
import org.eclipse.mylyn.tasks.core.TaskRepository;
import org.eclipse.mylyn.tasks.ui.TasksUiPlugin;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.graphics.Font;
import org.eclipse.swt.graphics.FontData;
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.ui.PlatformUI;
import org.eclipse.ui.dialogs.PropertyPage;
import org.eclipse.ui.internal.dialogs.DialogUtil;
/**
* @author Rob Elves
* @see Adapted from org.eclipse.ui.internal.ide.dialogs.ProjectReferencePage
*/
public class ProjectTaskRepositoryPage extends PropertyPage {
private static final int REPOSITORY_LIST_MULTIPLIER = 30;
private IProject project;
private boolean modified = false;
private CheckboxTableViewer listViewer;
public ProjectTaskRepositoryPage() {
// Do nothing on creation
}
@Override
protected Control createContents(Composite parent) {
Font font = parent.getFont();
Composite composite = new Composite(parent, SWT.NONE);
GridLayout layout = new GridLayout();
composite.setLayout(layout);
composite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
composite.setFont(font);
initialize();
Label description = createDescriptionLabel(composite);
description.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, false));
listViewer = CheckboxTableViewer.newCheckList(composite, SWT.TOP | SWT.BORDER);
listViewer.getTable().setFont(font);
GridData data = new GridData(GridData.FILL_BOTH);
data.grabExcessHorizontalSpace = true;
// Only set a height hint if it will not result in a cut off dialog
if (DialogUtil.inRegularFontMode(parent)) {
data.heightHint = getDefaultFontHeight(listViewer.getTable(), REPOSITORY_LIST_MULTIPLIER);
}
listViewer.getTable().setLayoutData(data);
listViewer.getTable().setFont(font);
listViewer.setLabelProvider(new DecoratingLabelProvider(new TaskRepositoryLabelProvider(), PlatformUI
.getWorkbench().getDecoratorManager().getLabelDecorator()));
listViewer.setContentProvider(new IStructuredContentProvider() {
public void inputChanged(Viewer v, Object oldInput, Object newInput) {
}
public void dispose() {
}
public Object[] getElements(Object parent) {
return TasksUiPlugin.getRepositoryManager().getAllRepositories().toArray();
}
});
listViewer.setSorter(new TaskRepositoriesSorter());
listViewer.setInput(project.getWorkspace());
listViewer.addCheckStateListener(new ICheckStateListener() {
public void checkStateChanged(CheckStateChangedEvent event) {
if (event.getChecked()) {
// only allow single selection
listViewer.setAllChecked(false);
listViewer.setChecked(event.getElement(), event.getChecked());
}
modified = true;
}
});
updateLinkedRepository();
final AddRepositoryAction action = new AddRepositoryAction();
Button button = new Button(composite, SWT.NONE);
button.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING | GridData.VERTICAL_ALIGN_BEGINNING));
button.setText(AddRepositoryAction.TITLE);
button.setEnabled(action.isEnabled());
button.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
action.run();
listViewer.setInput(project.getWorkspace());
updateLinkedRepository();
}
});
return composite;
}
void updateLinkedRepository() {
TaskRepository repository = TasksUiPlugin.getDefault().getRepositoryForResource(project, true);
if (repository != null) {
listViewer.setCheckedElements(new Object[] { repository });
}
listViewer.getControl().setEnabled(TasksUiPlugin.getDefault().canSetRepositoryForResource(project));
}
private static int getDefaultFontHeight(Control control, int lines) {
FontData[] viewerFontData = control.getFont().getFontData();
int fontHeight = 10;
// If we have no font data use our guess
if (viewerFontData.length > 0) {
fontHeight = viewerFontData[0].getHeight();
}
return lines * fontHeight;
}
/**
* Initializes a ProjectReferencePage.
*/
private void initialize() {
project = (IProject) getElement().getAdapter(IResource.class);
noDefaultAndApplyButton();
setDescription("Select a task repository to associate with this project below:");
}
/**
* @see PreferencePage#performOk
*/
@Override
public boolean performOk() {
if (!modified) {
return true;
}
if (listViewer.getCheckedElements().length > 0) {
TaskRepository selectedRepository = (TaskRepository) listViewer.getCheckedElements()[0];
try {
TasksUiPlugin plugin = TasksUiPlugin.getDefault();
if(plugin.canSetRepositoryForResource(project)) {
plugin.setRepositoryForResource(project, selectedRepository);
}
} catch (CoreException e) {
StatusHandler.fail(e, "Unable to associate project with task repository", true);
}
}
return true;
}
}
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