/*
* Copyright ( c ) 2009 , 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 .
*/
/*
* @ test
* @ key headful
* @ bug 6526631
* @ summary Resizes right - oriented scroll pane
* @ author Sergey Malenkov
* @ library . .
*/
import java.awt.ComponentOrientation;
import java.awt.Dimension;
import javax.swing.JFrame;
import javax.swing.JScrollBar;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.JViewport;
public class Test6526631 {
private static final int COLS = 90 ;
private static final int ROWS = 50 ;
private static final int OFFSET = 10 ;
public static void main(String[] args) throws Throwable {
SwingTest.start(Test6526631.class );
}
private final JScrollPane pane;
private final JFrame frame;
public Test6526631(JFrame frame) {
this .pane = new JScrollPane(new JTextArea(ROWS, COLS));
this .pane.setComponentOrientation(ComponentOrientation.RIGHT_TO_LEFT);
this .frame = frame;
this .frame.add(this .pane);
}
private void update(int offset) {
Dimension size = this .frame.getSize();
size.width += offset;
this .frame.setSize(size);
}
public void validateFirst() {
validateThird();
update(OFFSET);
}
public void validateSecond() {
validateThird();
update(-OFFSET);
}
public void validateThird() {
JViewport viewport = this .pane.getViewport();
JScrollBar scroller = this .pane.getHorizontalScrollBar();
if (!scroller.getComponentOrientation().equals(ComponentOrientation.RIGHT_TO_LEFT)) {
throw new Error("unexpected component orientation" );
}
int value = scroller.getValue();
if (value != 0 ) {
throw new Error("unexpected scroll value" );
}
int extent = viewport.getExtentSize().width;
if (extent != scroller.getVisibleAmount()) {
throw new Error("unexpected visible amount" );
}
int size = viewport.getViewSize().width;
if (size != scroller.getMaximum()) {
throw new Error("unexpected maximum" );
}
int pos = size - extent - value;
if (pos != viewport.getViewPosition().x) {
throw new Error("unexpected position" );
}
}
}
Messung V0.5 in Prozent C=92 H=93 G=92
¤ Dauer der Verarbeitung: 0.3 Sekunden
¤
*© Formatika GbR, Deutschland