/
JRSUIUtils.java
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/
JRSUIUtils.java
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/*
* Copyright (c) 2011, 2020, 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. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* 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.
*/
package apple.laf;
import java.security.AccessController;
import apple.laf.JRSUIConstants.Hit;
import apple.laf.JRSUIConstants.ScrollBarPart;
import com.apple.laf.AquaImageFactory.NineSliceMetrics;
import sun.security.action.GetPropertyAction;
public final class JRSUIUtils {
static boolean isLeopard = isMacOSXLeopard();
static boolean isSnowLeopardOrBelow = isMacOSXSnowLeopardOrBelow();
static boolean isBigSurOrAbove = isMacOSXBigSurOrAbove();
public static boolean isMacOSXBigSurOrAbove() {
return currentMacOSXVersionMatchesGivenVersionRange(16, true, false, true);
}
static boolean isMacOSXLeopard() {
return isCurrentMacOSXVersion(5);
}
static boolean isMacOSXSnowLeopardOrBelow() {
return currentMacOSXVersionMatchesGivenVersionRange(6, true, true, false);
}
static boolean isCurrentMacOSXVersion(final int version) {
return currentMacOSXVersionMatchesGivenVersionRange(version, true, false, false);
}
static boolean currentMacOSXVersionMatchesGivenVersionRange(
final int version, final boolean inclusive,
final boolean matchBelow, final boolean matchAbove) {
// split the "10.x.y" version number
String osVersion = AccessController.doPrivileged(new GetPropertyAction("os.version"));
String[] fragments = osVersion.split("\\.");
// sanity check the "10." part of the version
if (!fragments[0].equals("10")) return false;
if (fragments.length < 2) return false;
// check if os.version matches the given version using the given match method
try {
int minorVers = Integer.parseInt(fragments[1]);
if (inclusive && minorVers == version) return true;
if (matchBelow && minorVers < version) return true;
if (matchAbove && minorVers > version) return true;
} catch (NumberFormatException e) {
// was not an integer
}
return false;
}
public static class TabbedPane {
public static boolean useLegacyTabs() {
return isLeopard;
}
public static boolean shouldUseTabbedPaneContrastUI() {
return !isSnowLeopardOrBelow;
}
}
public static class InternalFrame {
public static boolean shouldUseLegacyBorderMetrics() {
return isSnowLeopardOrBelow;
}
}
public static class Tree {
public static boolean useLegacyTreeKnobs() {
return isLeopard;
}
}
public static class ScrollBar {
private static native boolean shouldUseScrollToClick();
public static boolean useScrollToClick() {
return shouldUseScrollToClick();
}
public static void getPartBounds(final double[] rect,
final JRSUIControl control,
final int x, final int y, final int w,
final int h,
final ScrollBarPart part) {
control.getPartBounds(rect, x, y, w, h, part.ordinal);
}
public static double getNativeOffsetChange(final JRSUIControl control,
final int x, final int y,
final int w, final int h,
final int offset,
final int visibleAmount,
final int extent) {
return control.getScrollBarOffsetChange(x, y, w, h, offset,
visibleAmount, extent);
}
}
public static class Images {
public static boolean shouldUseLegacySecurityUIPath() {
return isSnowLeopardOrBelow;
}
}
public static class HitDetection {
public static Hit getHitForPoint(final JRSUIControl control,
final int x, final int y, final int w,
final int h, final int hitX,
final int hitY) {
return control.getHitForPoint(x, y, w, h, hitX, hitY);
}
}
public interface NineSliceMetricsProvider {
public NineSliceMetrics getNineSliceMetricsForState(JRSUIState state);
}
}