| package org.eclipse.dltk.internal.ui; |
| |
| |
| /** |
| * A browser input contains an input element and |
| * a previous and a next input, if available. |
| * |
| * The browser input also provides a human readable |
| * name of its input element. |
| * |
| * @since 3.4 |
| */ |
| public abstract class BrowserInput { |
| |
| private final BrowserInput fPrevious; |
| private BrowserInput fNext; |
| |
| /** |
| * Create a new Browser input. |
| * |
| * @param previous the input previous to this or <code>null</code> if this is the first |
| */ |
| public BrowserInput(BrowserInput previous) { |
| fPrevious= previous; |
| if (previous != null) |
| previous.fNext= this; |
| } |
| |
| /** |
| * The previous input or <code>null</code> if this |
| * is the first. |
| * |
| * @return the previous input or <code>null</code> |
| */ |
| public BrowserInput getPrevious() { |
| return fPrevious; |
| } |
| |
| /** |
| * The next input or <code>null</code> if this |
| * is the last. |
| * |
| * @return the next input or <code>null</code> |
| */ |
| public BrowserInput getNext() { |
| return fNext; |
| } |
| |
| /** |
| * The element to use to set the browsers input. |
| * |
| * @return the input element |
| */ |
| public abstract Object getInputElement(); |
| |
| /** |
| * A human readable name for the input. |
| * |
| * @return the input name |
| */ |
| public abstract String getInputName(); |
| } |