Add an AWT toolkit and a sound mixer for Haiku

configure.ac

@@ -233,6 +233,33 @@
               [COMPILE_QT_PEER=no])
 AM_CONDITIONAL(CREATE_QT_PEER_LIBRARIES, test "x${COMPILE_QT_PEER}" = xyes)
 
+dnl -----------------------------------------------------------
+dnl Haiku AWT and sound peer (enabled by default on Haiku)
+dnl -----------------------------------------------------------
+AC_ARG_ENABLE([haiku-peer],
+              [AS_HELP_STRING(--enable-haiku-peer,compile the Haiku AWT and sound peer (disabled by --disable-jni) [default=yes on Haiku])],
+              [case "${enableval}" in
+                yes) COMPILE_HAIKU_PEER=yes ;;
+                no) COMPILE_HAIKU_PEER=no ;;
+                *) COMPILE_HAIKU_PEER=yes ;;
+              esac],
+              [case "${host_os}" in
+                haiku*) COMPILE_HAIKU_PEER=yes ;;
+                *) COMPILE_HAIKU_PEER=no ;;
+              esac])
+if test "x${COMPILE_JNI}" != xyes; then
+  COMPILE_HAIKU_PEER=no
+fi
+AM_CONDITIONAL(CREATE_HAIKU_PEER_LIBRARIES, test "x${COMPILE_HAIKU_PEER}" = xyes)
+if test "x${COMPILE_HAIKU_PEER}" = xyes; then
+  dnl The Haiku peer is the default toolkit and sound mixer when it is built.
+  if test "x${enable_default_toolkit}" = x; then
+    default_toolkit=gnu.java.awt.peer.haiku.HaikuToolkit
+  fi
+  HAIKU_MIXER_PROVIDER=gnu.javax.sound.sampled.haiku.HaikuMixerProvider
+fi
+AC_SUBST(HAIKU_MIXER_PROVIDER)
+
 dnl -----------------------------------------------------------
 dnl Plugin (disabled by default)
 dnl -----------------------------------------------------------
@@ -282,7 +309,7 @@
 	    ],
 	    [
 	     nativeexeclibdir='${libdir}/${PACKAGE}'
 	    ])
 
 AC_SUBST(nativeexeclibdir)
 
@@ -319,13 +346,13 @@
 AC_ARG_ENABLE([regen-headers],
               [AS_HELP_STRING(--enable-regen-headers,automatically regenerate JNI headers [default=yes if headers don't exist])],
               [case "${enableval}" in
                 yes) REGENERATE_JNI_HEADERS=yes ;;
                 no) REGENERATE_JNI_HEADERS=no ;;
                 *) REGENERATE_JNI_HEADERS=yes ;;
               esac],
               [if test -e ${srcdir}/include/java_lang_VMSystem.h; then
 			REGENERATE_JNI_HEADERS=no ;
 		   else
 			REGENERATE_JNI_HEADERS=yes ;
 	       fi])
 AC_MSG_RESULT(${REGENERATE_JNI_HEADERS})
@@ -405,14 +432,14 @@
 if test "x${COMPILE_JNI}" = xyes; then
   GCC_ATTRIBUTE_UNUSED
 
   AC_HEADER_STDC
 
   dnl Checking sizeof void * is needed for fdlibm to work properly on ppc64, 
   dnl at least. 
   AC_COMPILE_CHECK_SIZEOF(void *)
 
   dnl Checking for endianess.
   AC_C_BIGENDIAN_CROSS
 
   dnl We check for sys/filio.h because Solaris 2.5 defines FIONREAD there.
   dnl On that system, sys/ioctl.h will not include sys/filio.h unless
@@ -471,7 +498,7 @@
                      AC_MSG_RESULT(yes)],
                     [AC_MSG_RESULT(no)])
 
   AC_HEADER_TIME
   AC_STRUCT_TM
   AC_STRUCT_TIMEZONE
 
@@ -980,7 +1007,7 @@
               esac],
               [])
 
 AX_CREATE_STDINT_H([include/config-int.h])
 
 dnl -----------------------------------------------------------------------
 dnl                    Support for using a prebuilt class library
@@ -1021,7 +1048,7 @@
    test "x${EXAMPLESDIR}" != x || \
    test "x${TOOLSDIR}" != x && \
    test "x${build_class_files}" != xno; then 	
     AC_PROG_JAVAC
     CLASSPATH_JAVAC_MEM_CHECK
     IT_USING_ECJ
 
@@ -1142,6 +1169,7 @@
 native/jni/gconf-peer/Makefile
 native/jni/gstreamer-peer/Makefile
 native/jni/qt-peer/Makefile
+native/jni/haiku-peer/Makefile
 native/jni/xmlj/Makefile
 native/jni/midi-alsa/Makefile
 native/jni/midi-dssi/Makefile

gnu/java/awt/peer/haiku/HaikuButtonPeer.java

@@ -0,0 +1,97 @@
+/* HaikuButtonPeer.java -- part of the Haiku AWT peer
+   Copyright (C) 2026 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath 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 for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version. */
+
+
+
+package gnu.java.awt.peer.haiku;
+
+import gnu.java.awt.peer.swing.SwingButtonPeer;
+
+import java.awt.Button;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+
+import javax.swing.AbstractButton;
+
+/**
+ * A button drawn by Swing.
+ *
+ * SwingButtonPeer calls the AWT listeners directly. This peer posts the
+ * ActionEvent instead, so that AWT 1.0 style action() and handleEvent()
+ * methods are called too.
+ */
+public class HaikuButtonPeer
+  extends SwingButtonPeer
+  implements java.awt.dnd.peer.DropTargetPeer
+{
+
+  HaikuButtonPeer(final Button b)
+  {
+    super(b);
+    AbstractButton jb = (AbstractButton) swingComponent.getJComponent();
+    ActionListener[] l = jb.getActionListeners();
+    for (int i = 0; i < l.length; i++)
+      jb.removeActionListener(l[i]);
+    jb.addActionListener(new ActionListener()
+      {
+        public void actionPerformed(ActionEvent e)
+        {
+          HaikuSwingWrapper.post(b,
+            new ActionEvent(b, ActionEvent.ACTION_PERFORMED,
+                            b.getActionCommand(), e.getWhen(),
+                            e.getModifiers()), null);
+        }
+      });
+  }
+
+  /** Shows the new cursor if the mouse is over this component. */
+  public void setCursor(java.awt.Cursor cursor)
+  {
+    super.setCursor(cursor);
+    HaikuEventPump.get().refreshCursor();
+  }
+
+  // Drop targets are found by the event pump; nothing to register.
+
+  public void addDropTarget(java.awt.dnd.DropTarget target)
+  {
+  }
+
+  public void removeDropTarget(java.awt.dnd.DropTarget target)
+  {
+  }
+}

gnu/java/awt/peer/haiku/HaikuCheckboxMenuItemPeer.java

@@ -0,0 +1,86 @@
+/* HaikuCheckboxMenuItemPeer.java -- part of the Haiku AWT peer
+   Copyright (C) 2026 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath 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 for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version. */
+
+
+
+package gnu.java.awt.peer.haiku;
+
+import java.awt.CheckboxMenuItem;
+import java.awt.EventQueue;
+import java.awt.event.ItemEvent;
+import java.awt.peer.CheckboxMenuItemPeer;
+
+/**
+ * A checkbox menu item: a BMenuItem that shows a check mark.
+ */
+public class HaikuCheckboxMenuItemPeer
+  extends HaikuMenuItemPeer
+  implements CheckboxMenuItemPeer
+{
+
+  HaikuCheckboxMenuItemPeer(CheckboxMenuItem item)
+  {
+    super(item);
+    setState(item.getState());
+  }
+
+  public void setState(boolean state)
+  {
+    if (item != 0)
+      HaikuNative.menuItemSetMarked(item, state);
+  }
+
+  /**
+   * Toggles the state and posts an ItemEvent, like other toolkits do.
+   */
+  void activated(int modifiers)
+  {
+    EventQueue.invokeLater(new Runnable()
+      {
+        public void run()
+        {
+          CheckboxMenuItem cb = (CheckboxMenuItem) awtItem;
+          boolean state = ! cb.getState();
+          cb.setState(state);
+          cb.dispatchEvent(new ItemEvent(cb, ItemEvent.ITEM_STATE_CHANGED,
+                                         cb.getLabel(),
+                                         state ? ItemEvent.SELECTED
+                                               : ItemEvent.DESELECTED));
+        }
+      });
+  }
+}