From 4f9533c7722fa07511a94d005227961f4a4dec23 Mon Sep 17 00:00:00 2001 From: Mark Wielaard Date: Thu, 18 May 2006 17:29:21 +0000 Subject: Imported GNU Classpath 0.90 Imported GNU Classpath 0.90 * scripts/makemake.tcl: LocaleData.java moved to gnu/java/locale. * sources.am: Regenerated. * gcj/javaprims.h: Regenerated. * Makefile.in: Regenerated. * gcj/Makefile.in: Regenerated. * include/Makefile.in: Regenerated. * testsuite/Makefile.in: Regenerated. * gnu/java/lang/VMInstrumentationImpl.java: New override. * gnu/java/net/local/LocalSocketImpl.java: Likewise. * gnu/classpath/jdwp/VMMethod.java: Likewise. * gnu/classpath/jdwp/VMVirtualMachine.java: Update to latest interface. * java/lang/Thread.java: Add UncaughtExceptionHandler. * java/lang/reflect/Method.java: Implements GenericDeclaration and isSynthetic(), * java/lang/reflect/Field.java: Likewise. * java/lang/reflect/Constructor.java * java/lang/Class.java: Implements Type, GenericDeclaration, getSimpleName() and getEnclosing*() methods. * java/lang/Class.h: Add new public methods. * java/lang/Math.java: Add signum(), ulp() and log10(). * java/lang/natMath.cc (log10): New function. * java/security/VMSecureRandom.java: New override. * java/util/logging/Logger.java: Updated to latest classpath version. * java/util/logging/LogManager.java: New override. From-SVN: r113887 --- libjava/classpath/javax/swing/Scrollable.java | 43 +++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) (limited to 'libjava/classpath/javax/swing/Scrollable.java') diff --git a/libjava/classpath/javax/swing/Scrollable.java b/libjava/classpath/javax/swing/Scrollable.java index 9dce665..396d530 100644 --- a/libjava/classpath/javax/swing/Scrollable.java +++ b/libjava/classpath/javax/swing/Scrollable.java @@ -50,14 +50,57 @@ public interface Scrollable { Dimension getPreferredScrollableViewportSize(); + /** + * Return the preferred scrolling amount (in pixels) for the given + * scrolling direction and orientation when scrolling in small amounts + * like table lines. + * + * @param visibleRect the currently visible part of the component. + * @param orientation the scrolling orientation + * @param direction the scrolling direction (negative - up, positive -down). + * The values greater than one means that more mouse wheel or similar + * events were generated, and hence it is better to scroll the longer + * distance. + * + * @return the preferred scrolling distance, negative if up or left. + */ int getScrollableUnitIncrement(Rectangle visibleRect, int orientation, int direction); + /** + * Return the preferred scrolling amount (in pixels) for the given + * scrolling direction and orientation when scrolling in large amounts + * (pages). + * + * @param visibleRect the currently visible part of the component. + * @param orientation the scrolling orientation + * @param direction the scrolling direction (negative - up, positive -down). + * The values greater than one means that more mouse wheel or similar + * events were generated, and hence it is better to scroll the longer + * distance. + * + * @return the preferred scrolling distance, negative if up or left. + */ int getScrollableBlockIncrement(Rectangle visibleRect, int orientation, int direction); + /** + * Return true if the width of the scrollable is always equal to the + * view, where it is displayed, width (for instance, the text area with + * the word wrap). In such case, the horizontal scrolling should not be + * performed. + * + * @return true is no horizontal scrolling is assumed, faster otherwise. + */ boolean getScrollableTracksViewportWidth(); + /** + * Return true if the height of the scrollable is always equal to the view, + * where it is displayed, height.In such case, the vertical scrolling should + * not be performed. + * + * @return true is no horizontal scrolling is assumed, faster otherwise. + */ boolean getScrollableTracksViewportHeight(); } -- cgit v1.1