| package org.eclipse.team.internal.ccvs.ui; |
| |
| /* |
| * (c) Copyright IBM Corp. 2000, 2001. |
| * All Rights Reserved. |
| */ |
| |
| import org.eclipse.core.resources.IStorage; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.jface.resource.ImageDescriptor; |
| import org.eclipse.team.core.TeamException; |
| import org.eclipse.team.internal.ccvs.core.ICVSRemoteFile; |
| import org.eclipse.ui.IPersistableElement; |
| import org.eclipse.ui.IStorageEditorInput; |
| import org.eclipse.ui.model.IWorkbenchAdapter; |
| |
| /** |
| * An editor input for a file in a repository. |
| */ |
| public class RemoteFileEditorInput implements IWorkbenchAdapter, IStorageEditorInput { |
| private ICVSRemoteFile file; |
| private IStorage storage; |
| |
| /** |
| * Creates FileEditionEditorInput on the given file. |
| */ |
| public RemoteFileEditorInput(ICVSRemoteFile file) { |
| this.file = file; |
| } |
| /** |
| * Returns whether the editor input exists. |
| * <p> |
| * This method is primarily used to determine if an editor input should |
| * appear in the "File Most Recently Used" menu. An editor input will appear |
| * in the list until the return value of <code>exists</code> becomes |
| * <code>false</code> or it drops off the bottom of the list. |
| * |
| * @return <code>true</code> if the editor input exists; <code>false</code> |
| * otherwise |
| */ |
| public boolean exists() { |
| return true; |
| } |
| public boolean equals(Object o) { |
| if (!(o instanceof RemoteFileEditorInput)) return false; |
| RemoteFileEditorInput input = (RemoteFileEditorInput)o; |
| return file.equals(input.file); |
| } |
| /** |
| * Returns an object which is an instance of the given class |
| * associated with this object. Returns <code>null</code> if |
| * no such object can be found. |
| * |
| * @param adapter the adapter class to look up |
| * @return a object castable to the given class, |
| * or <code>null</code> if this object does not |
| * have an adapter for the given class |
| */ |
| public Object getAdapter(Class adapter) { |
| if (adapter == IWorkbenchAdapter.class) { |
| return this; |
| } |
| return null; |
| } |
| /** |
| * Returns the children of this object. When this object |
| * is displayed in a tree, the returned objects will be this |
| * element's children. Returns an empty array if this |
| * object has no children. |
| * |
| * @param object The object to get the children for. |
| */ |
| public Object[] getChildren(Object o) { |
| return new Object[0]; |
| } |
| /** |
| * Returns the content type of the input. For instance, if the input |
| * wraps an <code>IFile</code> the content type would be derived from |
| * the extension or mime type. If the input wraps another object it |
| * may just be the object type. The content type is used for |
| * editor mapping. |
| */ |
| public String getContentType() { |
| String name = file.getName(); |
| return name.substring(name.lastIndexOf('.')+1); |
| } |
| /** |
| * Returns the fully qualified path name of the input. |
| */ |
| public String getFullPath() { |
| //use path to make sure slashes are correct |
| // to do. For now, just return the name |
| //return new Path(file.getProjectName()).append(file.getProjectRelativePath()).toString(); |
| return getName(); |
| } |
| /** |
| * Returns the image descriptor for this input. |
| * |
| * @return the image descriptor for this input |
| */ |
| public ImageDescriptor getImageDescriptor() { |
| IWorkbenchAdapter fileAdapter = (IWorkbenchAdapter)file.getAdapter(IWorkbenchAdapter.class); |
| return fileAdapter == null ? null : fileAdapter.getImageDescriptor(file); |
| } |
| /** |
| * @see IWorkbenchAdapter#getImageDescriptor |
| */ |
| public ImageDescriptor getImageDescriptor(Object object) { |
| IWorkbenchAdapter fileAdapter = (IWorkbenchAdapter)file.getAdapter(IWorkbenchAdapter.class); |
| return fileAdapter == null ? null : fileAdapter.getImageDescriptor(file); |
| } |
| /** |
| * @see IWorkbenchAdapter#getLabel |
| */ |
| public String getLabel(Object o) { |
| return file.getName(); |
| } |
| /** |
| * Returns the input name for display purposes. For instance, if |
| * the fully qualified input name is "a\b\MyFile.gif" the return value for |
| * <code>getName</code> is "MyFile.gif". |
| */ |
| public String getName() { |
| String name = file.getName(); |
| try { |
| return Policy.bind("nameAndRevision", name, file.getRevision()); //$NON-NLS-1$ |
| } catch (TeamException e) { |
| return name; |
| } |
| } |
| /** |
| * Returns the logical parent of the given object in its tree. |
| * Returns <code>null</code> if there is no parent, or if this object doesn't |
| * belong to a tree. |
| * |
| * @param object The object to get the parent for. |
| */ |
| public Object getParent(Object o) { |
| return null; |
| } |
| /* |
| * Returns an interface used to persist the object. If the editor input |
| * cannot be persisted this method returns <code>null</code>. |
| */ |
| public IPersistableElement getPersistable() { |
| //not persistable |
| return null; |
| } |
| /** |
| * Returns the underlying IStorage object. |
| * |
| * @return an IStorage object. |
| * @exception CoreException if this method fails |
| */ |
| public IStorage getStorage() throws CoreException { |
| if (storage == null) { |
| storage = new RemoteFileStorage(file); |
| } |
| return storage; |
| } |
| /** |
| * Returns the tool tip text for this editor input. This text |
| * is used to differentiate between two input with the same name. |
| * For instance, MyClass.java in folder X and MyClass.java in folder Y. |
| * <p> |
| * The format of the path will vary with each input type. For instance, |
| * if the editor input is of type <code>IFileEditorInput</code> this method |
| * should return the fully qualified resource path. For editor input of |
| * other types it may be different. |
| * </p> |
| * @return the tool tip text |
| */ |
| public String getToolTipText() { |
| //use path to make sure slashes are correct |
| return getName(); |
| //return new Path(file.getProjectName()).append(file.getProjectRelativePath()).toString(); |
| } |
| } |