75 lines
2.1 KiB
Java
75 lines
2.1 KiB
Java
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/*
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Copyright 2007 Infordata S.p.A.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package net.infordata.em.tn5250ext;
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import net.infordata.em.tn5250.XI5250Applet;
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public class XI5250AppletExt extends XI5250Applet {
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private static final long serialVersionUID = 1L;
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@Override
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protected XI5250EmulatorExt createEmulator() {
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return new XI5250EmulatorExt();
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}
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@Override
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public void init() {
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super.init();
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final boolean pPSHBTNCHC = "true".equalsIgnoreCase(getParameter("PSHBTNCHC"));
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if (pPSHBTNCHC) {
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XI5250EmulatorExt emext = getEmulatorExt();
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PanelsDispatcher disp = new PanelsDispatcher();
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disp.setEmulator(emext);
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new PSHBTNCHCHandler(disp);
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}
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}
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/**
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*/
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public final XI5250EmulatorExt getEmulatorExt() {
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return (XI5250EmulatorExt)super.getEmulator();
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}
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//////
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private static class PanelsDispatcher extends XI5250PanelsDispatcher {
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private XI5250PanelHandler ivHandler;
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@Override
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public synchronized void addPanelHandler(XI5250PanelHandler panel) {
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if (ivHandler != null)
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throw new IllegalArgumentException("Handler already setted");
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ivHandler = panel;
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}
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@Override
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protected synchronized XI5250PanelHandler getCurrentPanelHandler() {
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return ivHandler;
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}
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@Override
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public synchronized void removePanelHandler(XI5250PanelHandler panel) {
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if (ivHandler != panel)
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throw new IllegalArgumentException("Not the registered handler " + panel);
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ivHandler = null;
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}
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}
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}
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