package org.argeo.cms.ui;
+import java.util.HashMap;
+import java.util.Map;
+
import javax.security.auth.login.LoginContext;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Shell;
+
/** Provides interaction with the CMS system. */
public interface CmsView {
- String KEY = "org.argeo.cms.ui.view";
+ final static String CMS_VIEW_UID_PROPERTY = "argeo.cms.view.uid";
+ // String KEY = "org.argeo.cms.ui.view";
+
+ String getUid();
UxContext getUxContext();
CmsImageManager getImageManager();
boolean isAnonymous();
+
+ /**
+ * Send an event to this topic. Does noothing by default., but if implemented it
+ * MUST set the {@link #CMS_VIEW_UID_PROPERTY} in the properties.
+ */
+ default void sendEvent(String topic, Map<String, Object> properties) {
+
+ }
+
+ /**
+ * Convenience methods for when {@link #sendEvent(String, Map)} only requires
+ * one single parameter.
+ */
+ default void sendEvent(String topic, String param, Object value) {
+ Map<String, Object> properties = new HashMap<>();
+ properties.put(param, value);
+ sendEvent(topic, properties);
+ }
+
+ default void applyStyles(Object widget) {
+
+ }
+
+ static CmsView getCmsView(Composite parent) {
+ // find parent shell
+ Shell topShell = parent.getShell();
+ while (topShell.getParent() != null)
+ topShell = (Shell) topShell.getParent();
+ return (CmsView) topShell.getData(CmsView.class.getName());
+ }
+
+ static void registerCmsView(Shell shell, CmsView view) {
+ // find parent shell
+ Shell topShell = shell;
+ while (topShell.getParent() != null)
+ topShell = (Shell) topShell.getParent();
+ // check if already set
+ if (topShell.getData(CmsView.class.getName()) != null) {
+ CmsView registeredView = (CmsView) topShell.getData(CmsView.class.getName());
+ throw new IllegalArgumentException("Cms view " + registeredView + " already registered in this shell");
+ }
+ shell.setData(CmsView.class.getName(), view);
+ }
+
}