70 lines
2 KiB
Java
70 lines
2 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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/*
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!!V 14/07/97 rel. 1.02 - added support for 27x132 terminal type (IBM-3477-FC).
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***
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30/06/98 rel. _.___- Swing, JBuilder2 e VSS.
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*/
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package net.infordata.em.tn5250;
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import java.awt.Font;
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import java.io.IOException;
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import java.io.InputStream;
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///////////////////////////////////////////////////////////////////////////////
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/**
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* Clear Unit Alternative
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*
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* @version
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* @author Valentino Proietti - Infordata S.p.A.
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*/
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public class XIClearUnitAltCmd extends XI5250Cmd {
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protected int ivPar;
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@Override
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protected void readFrom5250Stream(InputStream inStream) throws IOException, XI5250Exception {
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ivPar = Math.max(0, inStream.read()); //!!1.02
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if (ivPar != 0x00 && ivPar != 0x80)
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throw new XI5250Exception("Invalid clear unit param: " + ivPar,
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XI5250Emulator.ERR_INVALID_CLEAR_UNIT_ALT);
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}
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@Override
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protected void execute() {
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ivEmulator.setState(XI5250Emulator.ST_NORMAL_LOCKED);
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ivEmulator.ivPendingCmd = null;
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if (ivEmulator.ivPrevFont == null) { //!!1.04a
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Font ft = ivEmulator.getFont();
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ivEmulator.ivPrevFont = new Font(ft.getName(), ft.getStyle(), ft.getSize()); //!!1.03a
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}
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ivEmulator.setCrtSize(132, 27); //!!1.02
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ivEmulator.setDefAttr(0x20);
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ivEmulator.clear();
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ivEmulator.removeFields();
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ivEmulator.setErrorRow(ivEmulator.getCrtSize().height - 1);
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}
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}
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