99 lines
3.3 KiB
Java
99 lines
3.3 KiB
Java
/*
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* Copyright (c) 2004, 2024, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.awt.Button;
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import java.awt.Frame;
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import java.awt.TextArea;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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/*
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* @test
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* @bug 5003402
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* @summary TextArea must scroll automatically when calling append and select, even when not in focus
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* @library /java/awt/regtesthelpers
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* @build PassFailJFrame
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* @run main/manual TextAreaAppendScrollTest
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*/
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public class TextAreaAppendScrollTest extends Frame implements ActionListener {
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int phase;
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int pos1, pos2;
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TextArea area;
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private static final String INSTRUCTIONS = """
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Press "Click Here" button.
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The word "First" should be visible in the TextArea.
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Press "Click Here" button again.
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The word "Next" should be visible in the TextArea.
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Press "Click Here" button again.
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The word "Last" should be visible in the TextArea.
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If you have seen all three words, press Pass, else press Fail.
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""";
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public static void main(String[] args) throws Exception {
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PassFailJFrame.builder()
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.title("TextAreaAppendScrollTest")
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.instructions(INSTRUCTIONS)
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.rows((int) INSTRUCTIONS.lines().count() + 2)
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.columns(40)
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.testUI(TextAreaAppendScrollTest::new)
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.build()
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.awaitAndCheck();
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}
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public TextAreaAppendScrollTest() {
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area = new TextArea();
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add("Center", area);
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Button bt1 = new Button("Click Here");
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add("South", bt1);
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String filler = "";
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for (int i = 0; i < 100; i++) {
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filler = filler + i + "\n";
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}
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String text = filler;
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pos1 = text.length();
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text = text + "First\n" + filler;
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pos2 = text.length();
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text = text + "Next\n" + filler;
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area.setText(text);
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phase = 0;
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bt1.addActionListener(this);
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pack();
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}
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public void actionPerformed(ActionEvent ev) {
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if (phase == 0) {
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area.select(pos1, pos1);
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phase = 1;
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} else if (phase == 1) {
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area.select(pos2, pos2);
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phase = 2;
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} else {
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area.append("Last\n");
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phase = 0;
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}
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}
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}
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