@Override
public void createPartControl(Composite parent) {
viewer = new GraphViewer(parent, SWT.NONE);
viewer.setContentProvider(new ViewContentProvider());
viewer.setLabelProvider(new ViewLabelProvider());
viewer.setInput(getViewSite());
viewer.setLayoutAlgorithm(new TreeLayoutAlgorithm(LayoutStyles.NO_LAYOUT_NODE_RESIZING));
ResourcesPlugin.getWorkspace()
.addResourceChangeListener(
new IResourceChangeListener() {
public void resourceChanged(IResourceChangeEvent event) {
Display.getDefault()
.asyncExec(
new Runnable() {
public void run() {
viewer.refresh();
viewer.applyLayout();
}
});
}
});
getSite().setSelectionProvider(viewer);
// Create the help context id for the viewer's control
PlatformUI.getWorkbench()
.getHelpSystem()
.setHelp(viewer.getControl(), "com.javadude.dependencies2.viewer");
}
private void testWith(IGraphContentProvider contentProvider) {
viewer.setContentProvider(contentProvider);
viewer.setLabelProvider(new CustomLabelProvider());
viewer.setInput(new Object());
StringBuffer buffer = new StringBuffer();
for (int i = 0; i < viewer.getGraphControl().getNodes().size(); i++) {
CGraphNode n = (CGraphNode) viewer.getGraphControl().getNodes().get(i);
buffer.append(((Label) n.getNodeFigure().getChildren().get(0)).getText());
}
String string = buffer.toString();
assertTrue("Label 1 should be in figure labels", string.indexOf("1") >= 0);
assertTrue("Label 2 should be in figure labels", string.indexOf("2") >= 0);
assertTrue("Label 3 should be in figure labels", string.indexOf("3") >= 0);
}