ElementTreeSelectionDialog dialog = new ElementTreeSelectionDialog(shell, new WorkbenchLabelProvider(), new WorkbenchContentProvider());
dialog.setInput(ResourcesPlugin.getWorkspace());
dialog.addFilter(new ViewerFilter() {
public boolean select(Viewer viewer, Object parentElement, Object element) {
if (element instanceof IProject || element instanceof IFolder) {
return true;
}
if (element instanceof IFile) {
if (((IFile) element).getName().endsWith(".gif")) {
return true;
}
}
return false;
}
});
dialog.setAllowMultiple(false);
dialog.setTitle("select image file");
dialog.setValidator(new ISelectionStatusValidator() {
public IStatus validate(Object[] selection) {
for (int i = 0; i < selection.length; i++) {
Object object = selection[i];
if (object instanceof IFile) {
IFile file = (IFile) object;
if (file.getName().endsWith(".gif")) {
return Status.OK_STATUS;
}
return new Status(IStatus.ERROR, GraphicPlugin.PLUGIN_ID, 0, "", null);
}
}
return new Status(IStatus.ERROR, GraphicPlugin.PLUGIN_ID, 0, "", null);
}
});
if (dialog.open() == ContainerSelectionDialog.OK) {
Object result = dialog.getFirstResult();
if(result instanceof IFile){
imagePath.setText(((IFile)result).getFullPath().toOSString());
}
}