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package org.eclipse.team.internal.ccvs.ui.actions;
/*
* (c) Copyright IBM Corp. 2000, 2001.
* All Rights Reserved.
*/
import java.lang.reflect.InvocationTargetException;
import java.util.ArrayList;
import java.util.Iterator;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.team.ccvs.core.ICVSRemoteFile;
import org.eclipse.team.ccvs.core.ILogEntry;
import org.eclipse.team.core.TeamException;
import org.eclipse.team.internal.ccvs.ui.CVSUIPlugin;
import org.eclipse.team.internal.ccvs.ui.Policy;
import org.eclipse.team.internal.ccvs.ui.RemoteFileEditorInput;
import org.eclipse.team.ui.actions.TeamAction;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.PartInitException;
public class OpenRemoteFileAction extends TeamAction {
/**
* Returns the selected remote files
*/
protected ICVSRemoteFile[] getSelectedRemoteFiles() {
ArrayList resources = null;
if (!selection.isEmpty()) {
resources = new ArrayList();
Iterator elements = ((IStructuredSelection) selection).iterator();
while (elements.hasNext()) {
Object next = elements.next();
if (next instanceof ICVSRemoteFile) {
resources.add(next);
continue;
}
if (next instanceof ILogEntry) {
resources.add(((ILogEntry)next).getRemoteFile());
continue;
}
if (next instanceof IAdaptable) {
IAdaptable a = (IAdaptable) next;
Object adapter = a.getAdapter(ICVSRemoteFile.class);
if (adapter instanceof ICVSRemoteFile) {
resources.add(adapter);
continue;
}
}
}
}
if (resources != null && !resources.isEmpty()) {
ICVSRemoteFile[] result = new ICVSRemoteFile[resources.size()];
resources.toArray(result);
return result;
}
return new ICVSRemoteFile[0];
}
/*
* @see IActionDelegate#run(IAction)
*/
public void run(IAction action) {
run(new IRunnableWithProgress() {
public void run(IProgressMonitor monitor) throws InvocationTargetException {
IWorkbenchPage page = CVSUIPlugin.getPlugin().getWorkbench().getActiveWorkbenchWindow().getActivePage();
ICVSRemoteFile[] files = getSelectedRemoteFiles();
for (int i = 0; i < files.length; i++) {
try {
page.openEditor(new RemoteFileEditorInput(files[i]), "org.eclipse.ui.DefaultTextEditor");
} catch (PartInitException e) {
throw new InvocationTargetException(e);
}
}
}
}, Policy.bind("OpenRemoteFileAction.open"), this.PROGRESS_BUSYCURSOR);
}
/*
* @see TeamAction#isEnabled()
*/
protected boolean isEnabled() throws TeamException {
ICVSRemoteFile[] resources = getSelectedRemoteFiles();
if (resources.length == 0) return false;
return true;
}
/** (Non-javadoc)
* Method declared on IActionDelegate.
*/
public void selectionChanged(IAction action, ISelection selection) {
if (selection instanceof IStructuredSelection) {
this.selection = (IStructuredSelection) selection;
//this action can be invoked by double-click, in which case
//there is no target action
if (action != null) {
try {
action.setEnabled(isEnabled());
} catch (TeamException e) {
action.setEnabled(false);
}
}
}
}
}
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