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/*
* Copyright (c) 2004, 2024, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
import java.awt.BorderLayout;
import java.awt.Frame;
import java.awt.TextArea;
/*
* @test
* @bug 6192116
* @summary Auto-scrolling does not work properly for TextArea when appending some text, on XToolkit
* @library /java/awt/regtesthelpers
* @build PassFailJFrame
* @run main/manual TextAreaAppendScrollTest2
*/
public class TextAreaAppendScrollTest2 extends Frame {
TextArea area;
private static final String INSTRUCTIONS = """
Press pass if you see exclamation marks in the bottom of textarea.
Press fail if you don't.
""";
public static void main(String[] args) throws Exception {
PassFailJFrame.builder()
.title("TextAreaAppendScrollTest2")
.instructions(INSTRUCTIONS)
.rows((int) INSTRUCTIONS.lines().count() + 2)
.columns(40)
.testUI(TextAreaAppendScrollTest2::new)
.build()
.awaitAndCheck();
}
public TextAreaAppendScrollTest2() {
setLayout(new BorderLayout());
area = new TextArea("AWT is cool ", 3, 3, TextArea.SCROLLBARS_NONE);
add("Center", area);
setSize(200, 200);
StringBuilder coolStr = new StringBuilder("");
// I count 15 lines with 12 cools per line
for (int i = 0; i < 12 * 15; i++) {
coolStr.append("cool ");
}
coolStr.append("!!!!!!!");
area.append(coolStr.toString());
}
}
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