/* @VaadinApache2LicenseForJavaFiles@ */ package com.vaadin.ui; import java.util.HashMap; import java.util.Map; import com.vaadin.external.json.JSONArray; import com.vaadin.external.json.JSONException; import com.vaadin.terminal.AbstractExtension; import com.vaadin.terminal.gwt.client.communication.ServerRpc; import com.vaadin.terminal.gwt.client.extensions.javascriptmanager.JavascriptManagerState; public class JavascriptManager extends AbstractExtension { private Map callbacks = new HashMap(); // Can not be defined in client package as this JSONArray is not available // in GWT public interface JavascriptCallbackRpc extends ServerRpc { public void call(String name, JSONArray arguments); } public JavascriptManager() { registerRpc(new JavascriptCallbackRpc() { public void call(String name, JSONArray arguments) { JavascriptCallback callback = callbacks.get(name); // TODO handle situation if name is not registered try { callback.call(arguments); } catch (JSONException e) { throw new IllegalArgumentException(e); } } }); } @Override public JavascriptManagerState getState() { return (JavascriptManagerState) super.getState(); } public void addCallback(String name, JavascriptCallback javascriptCallback) { callbacks.put(name, javascriptCallback); if (getState().getNames().add(name)) { requestRepaint(); } } public void removeCallback(String name) { callbacks.remove(name); if (getState().getNames().remove(name)) { requestRepaint(); } } } alue='5.0-stable'>5.0-stable Mirror of redmine code source: https://github.com/redmine/redminewww-data

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