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/*******************************************************************************
* Copyright (c) 2008 Nokia 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:
* Nokia - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.debug.internal.ui.views.executables;
import java.text.DateFormat;
import java.util.Date;
import org.eclipse.cdt.debug.core.executables.Executable;
import org.eclipse.cdt.debug.core.executables.ExecutablesManager;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.jobs.Job;
import org.eclipse.jface.viewers.ColumnLabelProvider;
import org.eclipse.jface.viewers.IStructuredContentProvider;
import org.eclipse.jface.viewers.ITreeContentProvider;
import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerCell;
class ExecutablesContentProvider extends ColumnLabelProvider implements IStructuredContentProvider, ITreeContentProvider {
private TreeViewer viewer;
public ExecutablesContentProvider(TreeViewer viewer) {
this.viewer = viewer;
}
public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
}
public void dispose() {
}
public Object[] getElements(final Object inputElement) {
if (inputElement instanceof ExecutablesManager) {
final ExecutablesManager em = (ExecutablesManager) inputElement;
if (em.refreshNeeded()) {
// do this asynchronously. just return an empty array
// immediately, and then refresh the view
// once the list of executables has been calculated. this can
// take a while and we don't want
// to block the UI.
Job refreshJob = new Job(Messages.ExecutablesContentProvider_FetchingExecutables) {
@Override
protected IStatus run(IProgressMonitor monitor) {
IStatus status = em.refreshExecutables(monitor);
// Are we in the UIThread? If so spin it until we are done
if (!viewer.getControl().isDisposed()) {
if (viewer.getControl().getDisplay().getThread() == Thread.currentThread()) {
viewer.refresh(inputElement);
} else {
viewer.getControl().getDisplay().asyncExec(new Runnable() {
public void run() {
viewer.refresh(inputElement);
}
});
}
}
monitor.done();
return status;
}
};
refreshJob.schedule();
} else {
return em.getExecutables();
}
}
return new Object[] {};
}
public Object getParent(Object element) {
return null;
}
public boolean hasChildren(Object element) {
return false;
}
@Override
public void update(ViewerCell cell) {
super.update(cell);
Object element = cell.getElement();
if (element instanceof Executable) {
Executable exe = (Executable) element;
String cellText = exe.getName();
if (cell.getColumnIndex() == 1)
cellText = exe.getProject().getName();
else if (cell.getColumnIndex() == 2)
cellText = exe.getPath().toOSString();
else if (cell.getColumnIndex() == 3) {
cellText = ""; //$NON-NLS-1$
IPath path = exe.getPath();
if (path != null && path.toFile().exists()) {
long fileLength = path.toFile().length();
cellText = Long.toString(fileLength);
}
cell.setImage(null);
} else if (cell.getColumnIndex() == 4) {
cellText = ""; //$NON-NLS-1$
IPath path = exe.getPath();
if (path != null && path.toFile().exists()) {
long modified = path.toFile().lastModified();
cellText = DateFormat.getDateTimeInstance(DateFormat.SHORT, DateFormat.SHORT).format(new Date(modified));
}
cell.setImage(null);
} else if (cell.getColumnIndex() == 5) {
cellText = ""; //$NON-NLS-1$
String fileExtension = exe.getPath().getFileExtension();
if (fileExtension != null)
cellText = fileExtension;
}
cell.setText(cellText);
}
}
@Override
public String getText(Object element) {
if (element instanceof Executable) {
return ((Executable) element).getName();
} else
return super.getText(element);
}
public Object[] getChildren(Object parentElement) {
return new Object[] {};
}
}
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