X-Git-Url: http://git.argeo.org/?a=blobdiff_plain;f=org.argeo.cms.ui%2Fsrc%2Forg%2Fargeo%2Fcms%2Fui%2FCmsView.java;h=b403a2088d33fbfcb703c49c1bdf11762eca4b6d;hb=b94bc29e6cb5aa29283a380fdc775ecded7f5734;hp=ce0acb89fd2b68c0c2c249b6f9df362310d0483c;hpb=1233dcea2383bfe5c83e5ec33d0c502afff22601;p=lgpl%2Fargeo-commons.git

diff --git a/org.argeo.cms.ui/src/org/argeo/cms/ui/CmsView.java b/org.argeo.cms.ui/src/org/argeo/cms/ui/CmsView.java
index ce0acb89f..b403a2088 100644
--- a/org.argeo.cms.ui/src/org/argeo/cms/ui/CmsView.java
+++ b/org.argeo.cms.ui/src/org/argeo/cms/ui/CmsView.java
@@ -1,5 +1,8 @@
 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;
@@ -7,7 +10,10 @@ 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();
 
@@ -28,6 +34,28 @@ public interface CmsView {
 
 	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();
@@ -44,8 +72,7 @@ public interface CmsView {
 		// 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");
+			throw new IllegalArgumentException("Cms view " + registeredView + " already registered in this shell");
 		}
 		shell.setData(CmsView.class.getName(), view);
 	}