@Override
public void init(IEditorSite site, IEditorInput input) throws PartInitException {
super.init(site, input);
sourcePage.init(site, input);
setPartNameForInput(input);
IResource resource = ResourceUtil.getResource(input);
if (resource != null) {
resource.getWorkspace().addResourceChangeListener(this);
}
final IDocumentProvider docProvider = sourcePage.getDocumentProvider();
IDocument document = docProvider.getDocument(input);
try {
model.loadFrom(new IDocumentWrapper(document));
model.setProjectFile(Project.BNDFILE.equals(input.getName()));
if (resource != null) {
model.setBndResource(resource.getLocation().toFile());
}
// model.addPropertyChangeListener(modelListener);
} catch (IOException e) {
throw new PartInitException("Error reading editor input.", e);
}
// Ensure the field values are updated if the file content is replaced
docProvider.addElementStateListener(
new IElementStateListener() {
public void elementMoved(Object originalElement, Object movedElement) {}
public void elementDirtyStateChanged(Object element, boolean isDirty) {}
public void elementDeleted(Object element) {}
public void elementContentReplaced(Object element) {
try {
model.loadFrom(new IDocumentWrapper(docProvider.getDocument(element)));
} catch (IOException e) {
logger.logError("Error loading model from document.", e);
}
}
public void elementContentAboutToBeReplaced(Object element) {}
});
}
public void resourceChanged(IResourceChangeEvent event) {
IResource myResource = ResourceUtil.getResource(getEditorInput());
IResourceDelta delta = event.getDelta();
if (delta == null) return;
IPath fullPath = myResource.getFullPath();
delta = delta.findMember(fullPath);
if (delta == null) return;
// Delegate to any interested pages
for (Object page : pages) {
if (page instanceof IResourceChangeListener) {
((IResourceChangeListener) page).resourceChanged(event);
}
}
// Close editor if file removed or switch to new location if file moved
if (delta.getKind() == IResourceDelta.REMOVED) {
if ((delta.getFlags() & IResourceDelta.MOVED_TO) != 0) {
IFile file = ResourcesPlugin.getWorkspace().getRoot().getFile(delta.getMovedToPath());
final FileEditorInput newInput = new FileEditorInput(file);
setInput(newInput);
Display display = getEditorSite().getShell().getDisplay();
if (display != null) {
SWTConcurrencyUtil.execForDisplay(
display,
true,
new Runnable() {
public void run() {
setPartNameForInput(newInput);
sourcePage.setInput(newInput);
}
});
}
} else {
close(false);
}
}
// File content updated externally => reload all pages
else if ((delta.getKind() & IResourceDelta.CHANGED) > 0
&& (delta.getFlags() & IResourceDelta.CONTENT) > 0) {
if (!saving.get()) {
final IDocumentProvider docProvider = sourcePage.getDocumentProvider();
final IDocument document = docProvider.getDocument(getEditorInput());
SWTConcurrencyUtil.execForControl(
getEditorSite().getShell(),
true,
new Runnable() {
public void run() {
try {
model.loadFrom(new IDocumentWrapper(document));
updatePages();
} catch (IOException e) {
logger.logError("Failed to reload document", e);
}
}
});
}
}
}
