X-Git-Url: https://git.argeo.org/?a=blobdiff_plain;f=org.argeo.api%2Fsrc%2Forg%2Fargeo%2Fapi%2Fcms%2FCmsView.java;fp=org.argeo.api%2Fsrc%2Forg%2Fargeo%2Fapi%2Fcms%2FCmsView.java;h=c7ca1e90cbc11848dab04137d9fc5b145a5fd817;hb=b7683883512d924a039a43c2e1102290aa49f64d;hp=0000000000000000000000000000000000000000;hpb=03f646fd0d7e7ce393694c836c779bc67a4eef55;p=lgpl%2Fargeo-commons.git

diff --git a/org.argeo.api/src/org/argeo/api/cms/CmsView.java b/org.argeo.api/src/org/argeo/api/cms/CmsView.java
new file mode 100644
index 000000000..c7ca1e90c
--- /dev/null
+++ b/org.argeo.api/src/org/argeo/api/cms/CmsView.java
@@ -0,0 +1,97 @@
+package org.argeo.api.cms;
+
+import java.security.PrivilegedAction;
+import java.util.HashMap;
+import java.util.Map;
+
+import javax.security.auth.login.LoginContext;
+
+/** Provides interaction with the CMS system. */
+public interface CmsView {
+	final static String CMS_VIEW_UID_PROPERTY = "argeo.cms.view.uid";
+	// String KEY = "org.argeo.cms.ui.view";
+
+	String getUid();
+
+	UxContext getUxContext();
+
+	// NAVIGATION
+	void navigateTo(String state);
+
+	// SECURITY
+	void authChange(LoginContext loginContext);
+
+	void logout();
+
+	// void registerCallbackHandler(CallbackHandler callbackHandler);
+
+	// SERVICES
+	void exception(Throwable e);
+
+	CmsImageManager<?, ?> getImageManager();
+
+	boolean isAnonymous();
+
+	/**
+	 * Send an event to this topic. Does nothing 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) {
+
+	}
+
+	default <T> T doAs(PrivilegedAction<T> action) {
+		throw new UnsupportedOperationException();
+	}
+
+	default Void runAs(Runnable runnable) {
+		return doAs(new PrivilegedAction<Void>() {
+
+			@Override
+			public Void run() {
+				if (runnable != null)
+					runnable.run();
+				return null;
+			}
+		});
+	}
+
+	default void stateChanged(String state, String title) {
+	}
+
+	default CmsSession getCmsSession() {
+		throw new UnsupportedOperationException();
+	}
+
+	default Object getData(String key) {
+		throw new UnsupportedOperationException();
+	}
+
+	@SuppressWarnings("unchecked")
+	default <T> T getUiContext(Class<T> clss) {
+		return (T) getData(clss.getName());
+	}
+
+	default <T> void setUiContext(Class<T> clss, T instance) {
+		setData(clss.getName(), instance);
+	}
+
+	default void setData(String key, Object value) {
+		throw new UnsupportedOperationException();
+	}
+
+}