git: openjdk/jdk-sandbox: datepicker-preview: api for attributes + Few fix

[duke]

Changeset: dba56f0b
Branch: datepicker-preview
Author:    Tejesh R <tejesh.r at oracle.com>
Date:      2026-01-20 17:22:50 +0000
URL:       https://git.openjdk.org/jdk-sandbox/commit/dba56f0bb53e3c52c350612e8754c67f5d3f2bce

api for attributes + Few fix

! src/demo/share/jfc/SwingSet2/DatePickerDemo.java
! src/demo/share/jfc/SwingSet2/resources/images/toolbar/JDatePicker.gif
! src/java.desktop/macosx/classes/com/apple/laf/AquaLookAndFeel.java
! src/java.desktop/share/classes/com/sun/java/swing/plaf/gtk/GTKLookAndFeel.java
! src/java.desktop/share/classes/javax/swing/DefaultDateSelectionModel.java
! src/java.desktop/share/classes/javax/swing/JCalendarPanel.java
! src/java.desktop/share/classes/javax/swing/JDatePicker.java
! src/java.desktop/share/classes/javax/swing/plaf/basic/BasicCalendarPanelUI.java
! src/java.desktop/share/classes/javax/swing/plaf/basic/BasicDatePickerUI.java
! src/java.desktop/share/classes/javax/swing/plaf/basic/BasicLookAndFeel.java
! src/java.desktop/share/classes/javax/swing/plaf/metal/MetalLookAndFeel.java
! src/java.desktop/share/classes/javax/swing/plaf/synth/SynthLookAndFeel.java
! src/java.desktop/share/classes/sun/swing/calendarpanel/CalendarCellRenderer.java
! src/java.desktop/share/classes/sun/swing/calendarpanel/CalendarHeaderCellRenderer.java
! src/java.desktop/share/classes/sun/swing/calendarpanel/DefaultDateSelectionPanel.java
! src/java.desktop/share/classes/sun/swing/calendarpanel/DefaultMonthSelectionPanel.java
! src/java.desktop/share/classes/sun/swing/calendarpanel/DefaultYearSelectionPanel.java
! src/java.desktop/windows/classes/com/sun/java/swing/plaf/windows/WindowsLookAndFeel.java