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/*
* Copyright © 2002 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* California 95054, U.S.A. All rights reserved. Sun Microsystems, Inc. has
* intellectual property rights relating to technology embodied in the product
* that is described in this document. In particular, and without limitation,
* these intellectual property rights may include one or more of the U.S.
* patents listed at http://www.sun.com/patents and one or more additional
* patents or pending patent applications in the U.S. and in other countries.
* U.S. Government Rights - Commercial software. Government users are subject
* to the Sun Microsystems, Inc. standard license agreement and applicable
* provisions of the FAR and its supplements. Use is subject to license terms.
* Sun, Sun Microsystems, the Sun logo and Java are trademarks or registered
* trademarks of Sun Microsystems, Inc. in the U.S. and other countries. This
* product is covered and controlled by U.S. Export Control laws and may be
* subject to the export or import laws in other countries. Nuclear, missile,
* chemical biological weapons or nuclear maritime end uses or end users,
* whether direct or indirect, are strictly prohibited. Export or reexport
* to countries subject to U.S. embargo or to entities identified on U.S.
* export exclusion lists, including, but not limited to, the denied persons
* and specially designated nationals lists is strictly prohibited.
*/
/**
* A subclass of CalcInputTokenManager so that we can do better error reporting
* via the GUI object.
*/
class MyLexer extends CalcInputParserTokenManager {
/**
* We redefined the lexical error reporting function so that it beeps
* and displays a messgae thru the GUI.
*/
protected void LexicalError() {
CalcGUI.Error("ERROR (click 0)");
ReInit(gui.getCollector(), OPERAND);
result = 0.0;
}
public MyLexer(CalcGUI guiObj)
{
super(guiObj.getCollector(), OPERAND);
gui = guiObj;
}
}
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