129 lines
4.3 KiB
Java
129 lines
4.3 KiB
Java
/*
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* Copyright (c) 2020, 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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/*
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* @test
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* @bug 8232243
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* @key headful
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* @summary Verifies caret position in multiline JTextPane
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* in hidpi mode should be in sync with mouse press position.
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* @run main/othervm -Dsun.java2d.uiScale=2 TestCaretPositionJTextPane
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*/
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import javax.swing.JComboBox;
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import javax.swing.JTextPane;
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import javax.swing.JFrame;
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import javax.swing.JScrollPane;
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import javax.swing.SwingUtilities;
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import javax.swing.text.BadLocationException;
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import javax.swing.text.Caret;
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import java.awt.Font;
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import java.awt.BorderLayout;
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import java.awt.Point;
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import java.awt.Robot;
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import java.awt.event.InputEvent;
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import java.awt.event.MouseEvent;
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import java.awt.event.MouseListener;
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import java.awt.geom.Rectangle2D;
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public class TestCaretPositionJTextPane {
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private static JTextPane textPane;
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private static JFrame f;
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private static void createUI() {
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f = new JFrame("Test Cursor/Caret with Java 9");
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textPane = new JTextPane();
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textPane.setFont(new java.awt.Font("Dialog", Font.PLAIN, 12));
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fillTextPane(textPane);
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textPane.addMouseListener(new MouseListener() {
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@Override
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public void mouseClicked(MouseEvent e) {}
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@Override
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public void mousePressed(MouseEvent e) {
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try {
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Caret caret = textPane.getCaret();
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Rectangle2D rect = textPane.modelToView2D(caret.getDot());
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if (Math.abs(e.getPoint().x - rect.getX()) > 5) {
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System.out.println("mouse point " + e.getPoint());
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System.out.println("caret position " + rect);
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throw new RuntimeException(" Wrong caret position");
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}
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} catch (BadLocationException ex) {}
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}
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@Override
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public void mouseReleased(MouseEvent e) {}
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@Override
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public void mouseEntered(MouseEvent e) {}
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@Override
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public void mouseExited(MouseEvent e) {}
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});
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f.add(new JScrollPane(textPane), BorderLayout.CENTER);
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f.pack();
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f.setVisible(true);
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}
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public static void main(String args[]) throws Exception {
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try {
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Robot robot = new Robot();
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robot.setAutoDelay(200);
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SwingUtilities.invokeAndWait(() -> createUI());
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robot.waitForIdle();
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Point p = textPane.getLocationOnScreen();
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robot.mouseMove(p.x+ 380, p.y+6);
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robot.waitForIdle();
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robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
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robot.waitForIdle();
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robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
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robot.waitForIdle();
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} finally {
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SwingUtilities.invokeAndWait(() -> f.dispose());
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}
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}
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private static void fillTextPane(JTextPane textPane) {
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StringBuilder buf = new StringBuilder();
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for (int i = 0; i < 30; i++) {
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StringBuilder row = new StringBuilder();
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for (int j = 0; j < 50; j++) {
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row.append(j);
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if (j % 5 == 0) {
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row.append(" ");
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}
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}
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buf.append(row).append(System.lineSeparator());
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}
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textPane.setText(buf.toString());
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textPane.setCaretPosition(0);
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}
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}
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