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package org.eclipse.team.internal.ccvs.ui.actions;
/*
* (c) Copyright IBM Corp. 2000, 2002.
* All Rights Reserved.
*/
import java.lang.reflect.InvocationTargetException;
import org.eclipse.compare.CompareUI;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.team.core.RepositoryProvider;
import org.eclipse.team.core.TeamException;
import org.eclipse.team.internal.ccvs.core.CVSProviderPlugin;
import org.eclipse.team.internal.ccvs.core.CVSTag;
import org.eclipse.team.internal.ccvs.core.ICVSRemoteResource;
import org.eclipse.team.internal.ccvs.core.resources.CVSWorkspaceRoot;
import org.eclipse.team.internal.ccvs.ui.CVSCompareEditorInput;
import org.eclipse.team.internal.ccvs.ui.CVSResourceNode;
import org.eclipse.team.internal.ccvs.ui.Policy;
import org.eclipse.team.internal.ccvs.ui.ResourceEditionNode;
import org.eclipse.team.internal.ccvs.ui.TagSelectionDialog;
import org.eclipse.team.ui.actions.TeamAction;
/**
* Action for compare with tag.
*/
public class CompareWithTagAction extends TeamAction {
/*
* Method declared on IActionDelegate.
*/
public void run(IAction action) {
// Setup the holders
final CVSTag[] tag = new CVSTag[] {null};
final ICVSRemoteResource[] remoteResource = new ICVSRemoteResource[] { null };
final IResource[] resources = getSelectedResources();
// Show a busy curesor while popping up the Tag selection dialog
run(new IRunnableWithProgress() {
public void run(IProgressMonitor monitor) throws InterruptedException, InvocationTargetException {
IProject[] projects = new IProject[resources.length];
for (int i = 0; i < resources.length; i++) {
projects[i] = resources[i].getProject();
}
TagSelectionDialog dialog = new TagSelectionDialog(getShell(), projects, Policy.bind("CompareWithTagAction.message")); //$NON-NLS-1$
dialog.setBlockOnOpen(true);
int result = dialog.open();
if (result == Dialog.CANCEL || dialog.getResult() == null) {
return;
}
tag[0] = dialog.getResult();
}
}, Policy.bind("CompareWithTagAction.compare"), PROGRESS_BUSYCURSOR); //$NON-NLS-1$
if (tag[0] == null) return;
for (int i = 0; i < resources.length; i++) {
// Show a progress dialog while fethcing the remote tree
final IResource resource = resources[i];
run(new IRunnableWithProgress() {
public void run(IProgressMonitor monitor) throws InterruptedException, InvocationTargetException {
try {
monitor.beginTask(Policy.bind("CompareWithTagAction.fetching", tag[0].getName()), 100); //$NON-NLS-1$
remoteResource[0] = CVSWorkspaceRoot.getRemoteTree(resource, tag[0], Policy.subMonitorFor(monitor, 100));
monitor.done();
} catch (TeamException e) {
throw new InvocationTargetException(e);
}
}
}, Policy.bind("CompareWithTagAction.compare"), PROGRESS_DIALOG); //$NON-NLS-1$
// Just to be safe...
if (remoteResource[0] == null) {
MessageDialog.openInformation(getShell(), Policy.bind("CompareWithTagAction.noRemote"), Policy.bind("CompareWithTagAction.noRemoteLong")); //$NON-NLS-1$ //$NON-NLS-2$
return;
}
// Show a busy cursor while opening the compare view
run(new IRunnableWithProgress() {
public void run(IProgressMonitor monitor) throws InterruptedException, InvocationTargetException {
CompareUI.openCompareEditor(new CVSCompareEditorInput(new CVSResourceNode(resource), new ResourceEditionNode(remoteResource[0])));
}
}, Policy.bind("CompareWithTagAction.compare"), PROGRESS_BUSYCURSOR); //$NON-NLS-1$
}
}
protected boolean isEnabled() {
IResource[] resources = getSelectedResources();
// allow operation for homegeneous multiple selections
if(resources.length>0) {
for (int i = 0; i < resources.length; i++) {
IResource resource = resources[i];
if(RepositoryProvider.getProvider(resource.getProject(), CVSProviderPlugin.getTypeId()) == null) {
return false;
}
}
return true;
}
return false;
}
}
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