Separate Show in History action for IFiles

1 files changed, 90 insertions, 0 deletions

diff --git a/bundles/org.eclipse.team.cvs.ui/src/org/eclipse/team/internal/ccvs/ui/actions/ShowResourceInHistoryAction.java b/bundles/org.eclipse.team.cvs.ui/src/org/eclipse/team/internal/ccvs/ui/actions/ShowResourceInHistoryAction.java
new file mode 100644
index 000000000..c6e3e69a6
--- /dev/null
+++ b/bundles/org.eclipse.team.cvs.ui/src/org/eclipse/team/internal/ccvs/ui/actions/ShowResourceInHistoryAction.java
@@ -0,0 +1,90 @@
+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.resources.IFile;
+import org.eclipse.core.resources.IResource;
+import org.eclipse.core.runtime.IAdaptable;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.jface.action.IAction;
+import org.eclipse.jface.dialogs.MessageDialog;
+import org.eclipse.jface.operation.IRunnableWithProgress;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.team.ccvs.core.CVSTeamProvider;
+import org.eclipse.team.ccvs.core.ICVSRemoteFile;
+import org.eclipse.team.core.TeamException;
+import org.eclipse.team.core.TeamPlugin;
+import org.eclipse.team.internal.ccvs.ui.CVSUIPlugin;
+import org.eclipse.team.internal.ccvs.ui.HistoryView;
+import org.eclipse.team.internal.ccvs.ui.Policy;
+import org.eclipse.team.ui.actions.TeamAction;
+
+public class ShowResourceInHistoryAction extends TeamAction {
+	/**
+	 * Returns the selected remote file
+	 */
+	protected ICVSRemoteFile getSelectedRemoteFile() {
+		IResource[] resources = getSelectedResources();
+		if (resources.length != 1) return null;
+		if (!(resources[0] instanceof IFile)) return null;
+		IFile file = (IFile)resources[0];
+		CVSTeamProvider provider = (CVSTeamProvider)TeamPlugin.getManager().getProvider(file.getProject());
+		try {
+			return (ICVSRemoteFile)provider.getRemoteResource(file);
+		} catch (TeamException e) {
+			CVSUIPlugin.log(e.getStatus());
+			return null;
+		}
+	}
+	/*
+	 * @see IActionDelegate#run(IAction)
+	 */
+	public void run(IAction action) {
+		run(new IRunnableWithProgress() {
+			public void run(IProgressMonitor monitor) throws InvocationTargetException {
+				ICVSRemoteFile file = getSelectedRemoteFile();
+				if (file == null) {
+					// No history for selected file
+					MessageDialog.openWarning(getShell(), Policy.bind("ShowHistoryAction.noHistory"), Policy.bind("ShowHistoryAction.noHistoryLong"));
+					return;
+				}
+				HistoryView view = HistoryView.openInActivePerspective();
+				if (view != null) {
+					view.showHistory(file);
+				}
+			}
+		}, Policy.bind("ShowHistoryAction.showHistory"), this.PROGRESS_BUSYCURSOR);
+	}
+	/*
+	 * @see TeamAction#isEnabled()
+	 */
+	protected boolean isEnabled() throws TeamException {
+		IResource[] resources = getSelectedResources();
+		return resources.length == 1;
+	}
+	/** (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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