Use gtk_box_new() and gtk_box_set_homogeneous() for GTK3gtk3_box_new

This patch implements Gtk 3 methods gtk_box_new() and
gtk_box_set_homogeneous() instead of deprecated gtk_hbox_new() and
gtk_vbox_new()		

17 files changed, 133 insertions, 13 deletions

diff --git a/bundles/org.eclipse.swt/Eclipse SWT Mozilla/gtk/org/eclipse/swt/browser/MozillaDelegate.java b/bundles/org.eclipse.swt/Eclipse SWT Mozilla/gtk/org/eclipse/swt/browser/MozillaDelegate.java
index 3a92ce31f8..b248ea6787 100644
--- a/bundles/org.eclipse.swt/Eclipse SWT Mozilla/gtk/org/eclipse/swt/browser/MozillaDelegate.java
+++ b/bundles/org.eclipse.swt/Eclipse SWT Mozilla/gtk/org/eclipse/swt/browser/MozillaDelegate.java
@@ -177,7 +177,12 @@ int /*long*/ getHandle () {
 	* causing the child of the GtkFixed handle to be resized to 1.
 	* The workaround is to embed Mozilla into a GtkHBox handle.
 	*/
-	embedHandle = OS.gtk_hbox_new (false, 0);
+	if (OS.GTK_VERSION >= OS.VERSION(3, 0, 0)){
+		embedHandle = OS.gtk_box_new(OS.GTK_ORIENTATION_HORIZONTAL, 0);
+		OS.gtk_box_set_homogeneous(embedHandle, false);
+	} else {
+		embedHandle = OS.gtk_hbox_new (false, 0);
+	}
 	OS.gtk_container_add (browser.handle, embedHandle);
 	OS.gtk_widget_show (embedHandle);
 	return embedHandle;
diff --git a/bundles/org.eclipse.swt/Eclipse SWT PI/gtk/library/os.c b/bundles/org.eclipse.swt/Eclipse SWT PI/gtk/library/os.c
index 16ad4e8134..08704175a5 100644
--- a/bundles/org.eclipse.swt/Eclipse SWT PI/gtk/library/os.c
+++ b/bundles/org.eclipse.swt/Eclipse SWT PI/gtk/library/os.c
@@ -7427,6 +7427,26 @@ JNIEXPORT void JNICALL OS_NATIVE(_1gtk_1border_1free)
 }
 #endif
 
+#ifndef NO__1gtk_1box_1new
+JNIEXPORT jintLong JNICALL OS_NATIVE(_1gtk_1box_1new)
+	(JNIEnv *env, jclass that, jint arg0, jint arg1)
+{
+	jintLong rc = 0;
+	OS_NATIVE_ENTER(env, that, _1gtk_1box_1new_FUNC);
+/*
+	rc = (jintLong)gtk_box_new((GtkOrientation)arg0, arg1);
+*/
+	{
+		OS_LOAD_FUNCTION(fp, gtk_box_new)
+		if (fp) {
+			rc = (jintLong)((jintLong (CALLING_CONVENTION*)(GtkOrientation, jint))fp)((GtkOrientation)arg0, arg1);
+		}
+	}
+	OS_NATIVE_EXIT(env, that, _1gtk_1box_1new_FUNC);
+	return rc;
+}
+#endif
+
 #ifndef NO__1gtk_1box_1set_1child_1packing
 JNIEXPORT void JNICALL OS_NATIVE(_1gtk_1box_1set_1child_1packing)
 	(JNIEnv *env, jclass that, jintLong arg0, jintLong arg1, jboolean arg2, jboolean arg3, jint arg4, jint arg5)
@@ -7437,6 +7457,24 @@ JNIEXPORT void JNICALL OS_NATIVE(_1gtk_1box_1set_1child_1packing)
 }
 #endif
 
+#ifndef NO__1gtk_1box_1set_1homogeneous
+JNIEXPORT void JNICALL OS_NATIVE(_1gtk_1box_1set_1homogeneous)
+	(JNIEnv *env, jclass that, jintLong arg0, jboolean arg1)
+{
+	OS_NATIVE_ENTER(env, that, _1gtk_1box_1set_1homogeneous_FUNC);
+/*
+	gtk_box_set_homogeneous(arg0, arg1);
+*/
+	{
+		OS_LOAD_FUNCTION(fp, gtk_box_set_homogeneous)
+		if (fp) {
+			((void (CALLING_CONVENTION*)(jintLong, jboolean))fp)(arg0, arg1);
+		}
+	}
+	OS_NATIVE_EXIT(env, that, _1gtk_1box_1set_1homogeneous_FUNC);
+}
+#endif
+
 #ifndef NO__1gtk_1box_1set_1spacing
 JNIEXPORT void JNICALL OS_NATIVE(_1gtk_1box_1set_1spacing)
 	(JNIEnv *env, jclass that, jintLong arg0, jint arg1)
@@ -9413,7 +9451,15 @@ JNIEXPORT jintLong JNICALL OS_NATIVE(_1gtk_1hbox_1new)
 {
 	jintLong rc = 0;
 	OS_NATIVE_ENTER(env, that, _1gtk_1hbox_1new_FUNC);
+/*
 	rc = (jintLong)gtk_hbox_new((gboolean)arg0, (gint)arg1);
+*/
+	{
+		OS_LOAD_FUNCTION(fp, gtk_hbox_new)
+		if (fp) {
+			rc = (jintLong)((jintLong (CALLING_CONVENTION*)(gboolean, gint))fp)((gboolean)arg0, (gint)arg1);
+		}
+	}
 	OS_NATIVE_EXIT(env, that, _1gtk_1hbox_1new_FUNC);
 	return rc;
 }
@@ -15319,7 +15365,15 @@ JNIEXPORT jintLong JNICALL OS_NATIVE(_1gtk_1vbox_1new)
 {
 	jintLong rc = 0;
 	OS_NATIVE_ENTER(env, that, _1gtk_1vbox_1new_FUNC);
+/*
 	rc = (jintLong)gtk_vbox_new((gboolean)arg0, (gint)arg1);
+*/
+	{
+		OS_LOAD_FUNCTION(fp, gtk_vbox_new)
+		if (fp) {
+			rc = (jintLong)((jintLong (CALLING_CONVENTION*)(gboolean, gint))fp)((gboolean)arg0, (gint)arg1);
+		}
+	}
 	OS_NATIVE_EXIT(env, that, _1gtk_1vbox_1new_FUNC);
 	return rc;
 }
diff --git a/bundles/org.eclipse.swt/Eclipse SWT PI/gtk/library/os_custom.h b/bundles/org.eclipse.swt/Eclipse SWT PI/gtk/library/os_custom.h
index 69b44542ef..f8de3bb693 100644
--- a/bundles/org.eclipse.swt/Eclipse SWT PI/gtk/library/os_custom.h
+++ b/bundles/org.eclipse.swt/Eclipse SWT PI/gtk/library/os_custom.h
@@ -72,6 +72,10 @@
 #define XRenderSetPictureTransform_LIB LIB_XRENDER
 #define g_filename_display_name_LIB LIB_GLIB
 #define gtk_widget_set_allocation_LIB LIB_GTK
+#define gtk_box_new_LIB LIB_GTK
+#define gtk_box_set_homogeneous_LIB LIB_GTK
+#define gtk_hbox_new_LIB LIB_GTK
+#define gtk_vbox_new_LIB LIB_GTK
 #define gtk_calendar_display_options_LIB LIB_GTK
 #define gtk_calendar_get_date_LIB LIB_GTK
 #define gtk_calendar_new_LIB LIB_GTK
diff --git a/bundles/org.eclipse.swt/Eclipse SWT PI/gtk/library/os_stats.c b/bundles/org.eclipse.swt/Eclipse SWT PI/gtk/library/os_stats.c
index 657e02529d..cb2dad96c0 100644
--- a/bundles/org.eclipse.swt/Eclipse SWT PI/gtk/library/os_stats.c
+++ b/bundles/org.eclipse.swt/Eclipse SWT PI/gtk/library/os_stats.c
@@ -18,8 +18,8 @@
 
 #ifdef NATIVE_STATS
 
-int OS_nativeFunctionCount = 1333;
-int OS_nativeFunctionCallCount[1333];
+int OS_nativeFunctionCount = 1335;
+int OS_nativeFunctionCallCount[1335];
 char * OS_nativeFunctionNames[] = {
 #ifndef JNI64
 	"Call__IIII",
@@ -594,7 +594,9 @@ char * OS_nativeFunctionNames[] = {
 	"_1gtk_1arrow_1set",
 	"_1gtk_1bin_1get_1child",
 	"_1gtk_1border_1free",
+	"_1gtk_1box_1new",
 	"_1gtk_1box_1set_1child_1packing",
+	"_1gtk_1box_1set_1homogeneous",
 	"_1gtk_1box_1set_1spacing",
 	"_1gtk_1button_1clicked",
 	"_1gtk_1button_1get_1relief",
diff --git a/bundles/org.eclipse.swt/Eclipse SWT PI/gtk/library/os_stats.h b/bundles/org.eclipse.swt/Eclipse SWT PI/gtk/library/os_stats.h
index e97f22092c..247a80f4b1 100644
--- a/bundles/org.eclipse.swt/Eclipse SWT PI/gtk/library/os_stats.h
+++ b/bundles/org.eclipse.swt/Eclipse SWT PI/gtk/library/os_stats.h
@@ -602,7 +602,9 @@ typedef enum {
 	_1gtk_1arrow_1set_FUNC,
 	_1gtk_1bin_1get_1child_FUNC,
 	_1gtk_1border_1free_FUNC,
+	_1gtk_1box_1new_FUNC,
 	_1gtk_1box_1set_1child_1packing_FUNC,
+	_1gtk_1box_1set_1homogeneous_FUNC,
 	_1gtk_1box_1set_1spacing_FUNC,
 	_1gtk_1button_1clicked_FUNC,
 	_1gtk_1button_1get_1relief_FUNC,
diff --git a/bundles/org.eclipse.swt/Eclipse SWT PI/gtk/org/eclipse/swt/internal/gtk/OS.java b/bundles/org.eclipse.swt/Eclipse SWT PI/gtk/org/eclipse/swt/internal/gtk/OS.java
index c0ae254c02..e570b25d8c 100644
--- a/bundles/org.eclipse.swt/Eclipse SWT PI/gtk/org/eclipse/swt/internal/gtk/OS.java
+++ b/bundles/org.eclipse.swt/Eclipse SWT PI/gtk/org/eclipse/swt/internal/gtk/OS.java
@@ -7108,6 +7108,7 @@ public static final int /*long*/ gtk_grab_get_current() {
 	}
 }
 /**
+ * @method flags=dynamic
  * @param homogeneous cast=(gboolean)
  * @param spacing cast=(gint)
  */
@@ -7120,6 +7121,31 @@ public static final int /*long*/ gtk_hbox_new(boolean homogeneous, int spacing)
 		lock.unlock();
 	}
 }
+/**
+ * @method flags=dynamic
+ * @param orientation cast=(GtkOrientation)
+ */
+public static final native int /*long*/ _gtk_box_new(int orientation, int spacing);
+public static final int /*long*/ gtk_box_new(int orientation, int spacing) {
+	lock.lock();
+	try {
+		return _gtk_box_new(orientation, spacing);
+	} finally {
+		lock.unlock();
+	}
+}
+/**
+ * @method flags=dynamic
+ */
+public static final native void _gtk_box_set_homogeneous(int /*long*/ box, boolean homogeneous);
+public static final void gtk_box_set_homogeneous(int /*long*/ box, boolean homogeneous) {
+	lock.lock();
+	try {
+		_gtk_box_set_homogeneous(box, homogeneous);
+	} finally {
+		lock.unlock();
+	}
+}
 /** @param adjustment cast=(GtkAdjustment *) */
 public static final native int /*long*/ _gtk_hscale_new(int /*long*/ adjustment);
 public static final int /*long*/ gtk_hscale_new(int /*long*/ adjustment) {
@@ -12001,6 +12027,7 @@ public static final void gtk_tree_view_convert_widget_to_bin_window_coords(int /
 	}
 }
 /**
+ * @method flags=dynamic
  * @param homogeneous cast=(gboolean)
  * @param spacing cast=(gint)
  */
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Button.java b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Button.java
index 7649674a1a..6d1ba92794 100644
--- a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Button.java
+++ b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Button.java
@@ -308,7 +308,7 @@ void createHandle (int index) {
 	if ((style & SWT.ARROW) != 0) {
 		OS.gtk_container_add (handle, arrowHandle);
 	} else {
-		boxHandle = OS.gtk_hbox_new (false, 4);
+		boxHandle = gtk_box_new (OS.GTK_ORIENTATION_HORIZONTAL, false, 4);
 		if (boxHandle == 0) error (SWT.ERROR_NO_HANDLES);
 		labelHandle = OS.gtk_label_new_with_mnemonic (null);
 		if (labelHandle == 0) error (SWT.ERROR_NO_HANDLES);
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/DirectoryDialog.java b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/DirectoryDialog.java
index cd4060359a..1a28ecebdb 100644
--- a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/DirectoryDialog.java
+++ b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/DirectoryDialog.java
@@ -159,7 +159,13 @@ String openChooserDialog () {
 	}
 	if (message.length () > 0) {
 		byte [] buffer = Converter.wcsToMbcs (null, message, true);
-		int /*long*/ box = OS.gtk_hbox_new (false, 0);
+		int /*long*/ box = 0;
+		if (OS.GTK_VERSION >= OS.VERSION(3, 0, 0)){
+			box = OS.gtk_box_new(OS.GTK_ORIENTATION_HORIZONTAL, 0);
+			OS.gtk_box_set_homogeneous(box, false);
+		} else {
+			box = OS.gtk_hbox_new (false, 0);
+		}
 		if (box == 0) error (SWT.ERROR_NO_HANDLES);
 		int /*long*/ label = OS.gtk_label_new (buffer);
 		if (label == 0) error (SWT.ERROR_NO_HANDLES);
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ExpandBar.java b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ExpandBar.java
index 5b4887b7f9..cf156cb5c9 100644
--- a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ExpandBar.java
+++ b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ExpandBar.java
@@ -130,7 +130,12 @@ void createHandle (int index) {
 	fixedHandle = OS.g_object_new (display.gtk_fixed_get_type (), 0);
 	if (fixedHandle == 0) error (SWT.ERROR_NO_HANDLES);
 	gtk_widget_set_has_window (fixedHandle, true);
-	handle = OS.gtk_vbox_new (false, 0);
+	if (OS.GTK_VERSION >= OS.VERSION(3, 0, 0)){
+		handle = OS.gtk_box_new(OS.GTK_ORIENTATION_VERTICAL, 0);
+		OS.gtk_box_set_homogeneous(handle, false);
+	} else {
+		handle = OS.gtk_vbox_new (false, 0);
+	}
 	if (handle == 0) error (SWT.ERROR_NO_HANDLES);
 	if ((style & SWT.V_SCROLL) != 0) {
 		scrolledHandle = OS.gtk_scrolled_window_new (0, 0);
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ExpandItem.java b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ExpandItem.java
index d312929e94..311e6b802b 100644
--- a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ExpandItem.java
+++ b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ExpandItem.java
@@ -127,7 +127,7 @@ void createHandle (int index) {
 	clientHandle = OS.g_object_new (display.gtk_fixed_get_type (), 0);
 	if (clientHandle == 0) error (SWT.ERROR_NO_HANDLES);
 	OS.gtk_container_add (handle, clientHandle);	
-	boxHandle = OS.gtk_hbox_new (false, 4);
+	boxHandle = gtk_box_new (OS.GTK_ORIENTATION_HORIZONTAL, false, 4);
 	if (boxHandle == 0) error (SWT.ERROR_NO_HANDLES);
 	labelHandle = OS.gtk_label_new (null);
 	if (labelHandle == 0) error (SWT.ERROR_NO_HANDLES);
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Label.java b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Label.java
index 4885a1b520..d4326cdebb 100644
--- a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Label.java
+++ b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Label.java
@@ -211,7 +211,7 @@ void createHandle (int index) {
 		}
 		if (handle == 0) error (SWT.ERROR_NO_HANDLES);
 	} else {
-		handle = OS.gtk_hbox_new (false, 0);
+		handle = gtk_box_new (OS.GTK_ORIENTATION_HORIZONTAL, false, 0);
 		if (handle == 0) error (SWT.ERROR_NO_HANDLES);
 		labelHandle = OS.gtk_label_new_with_mnemonic (null);
 		if (labelHandle == 0) error (SWT.ERROR_NO_HANDLES);
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Shell.java b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Shell.java
index 91bc955651..5f1a5416bc 100644
--- a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Shell.java
+++ b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Shell.java
@@ -677,7 +677,7 @@ void createHandle (int index) {
 		} else {
 			OS.gtk_window_set_resizable (shellHandle, false);
 		}
-		vboxHandle = OS.gtk_vbox_new (false, 0);
+		vboxHandle = gtk_box_new (OS.GTK_ORIENTATION_VERTICAL, false, 0);
 		if (vboxHandle == 0) error (SWT.ERROR_NO_HANDLES);
 		createHandle (index, false, true);
 		OS.gtk_container_add (vboxHandle, scrolledHandle);
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/TabFolder.java b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/TabFolder.java
index 6e3cb9f984..232b05af5a 100644
--- a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/TabFolder.java
+++ b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/TabFolder.java
@@ -217,7 +217,7 @@ void createItem (TabItem item, int index) {
 		System.arraycopy (items, 0, newItems, 0, items.length);
 		items = newItems;
 	}
-	int /*long*/ boxHandle = OS.gtk_hbox_new (false, 0);
+	int /*long*/ boxHandle = gtk_box_new ( OS.GTK_ORIENTATION_HORIZONTAL, false, 0);
 	if (boxHandle == 0) error (SWT.ERROR_NO_HANDLES);
 	int /*long*/ labelHandle = OS.gtk_label_new_with_mnemonic (null);
 	if (labelHandle == 0) error (SWT.ERROR_NO_HANDLES);
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Table.java b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Table.java
index 68a5709493..49c647848d 100644
--- a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Table.java
+++ b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Table.java
@@ -652,7 +652,7 @@ void createItem (TableColumn column, int index) {
 	} else {
 		createColumn (column, index);
 	}
-	int /*long*/ boxHandle = OS.gtk_hbox_new (false, 3);
+	int /*long*/ boxHandle = gtk_box_new ( OS.GTK_ORIENTATION_HORIZONTAL, false, 3);
 	if (boxHandle == 0) error (SWT.ERROR_NO_HANDLES);
 	int /*long*/ labelHandle = OS.gtk_label_new_with_mnemonic (null);
 	if (labelHandle == 0) error (SWT.ERROR_NO_HANDLES);
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ToolItem.java b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ToolItem.java
index b6ae773f1f..6145bc6524 100644
--- a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ToolItem.java
+++ b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ToolItem.java
@@ -215,7 +215,7 @@ void createHandle (int index) {
 				 */
 				handle = OS.gtk_tool_button_new (0, null);
 				if (handle == 0) error (SWT.ERROR_NO_HANDLES);
-				arrowBoxHandle = OS.gtk_hbox_new (false, 0);
+				arrowBoxHandle = gtk_box_new ( OS.GTK_ORIENTATION_HORIZONTAL, false, 0);;
 				if (arrowBoxHandle == 0) error(SWT.ERROR_NO_HANDLES);
 				arrowHandle = OS.gtk_arrow_new (OS.GTK_ARROW_DOWN, OS.GTK_SHADOW_NONE);
 				if (arrowHandle == 0) error (SWT.ERROR_NO_HANDLES);
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Tree.java b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Tree.java
index ac79e8b168..3b16e90abd 100644
--- a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Tree.java
+++ b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Tree.java
@@ -762,7 +762,7 @@ void createItem (TreeColumn column, int index) {
 	} else {
 		createColumn (column, index);
 	}
-	int /*long*/ boxHandle = OS.gtk_hbox_new (false, 3);
+	int /*long*/ boxHandle = gtk_box_new ( OS.GTK_ORIENTATION_HORIZONTAL, false, 3);
 	if (boxHandle == 0) error (SWT.ERROR_NO_HANDLES);
 	int /*long*/ labelHandle = OS.gtk_label_new_with_mnemonic (null);
 	if (labelHandle == 0) error (SWT.ERROR_NO_HANDLES);
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Widget.java b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Widget.java
index 465a0f733e..e9db87b1ae 100644
--- a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Widget.java
+++ b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Widget.java
@@ -1834,6 +1834,21 @@ void gdk_window_get_size (int /*long*/ drawable, int[] width, int[] height) {
 	}
 }
 
+int /*long*/ gtk_box_new (int orientation, boolean homogeneous, int spacing) {
+	int /*long*/ box = 0;
+	if (OS.GTK_VERSION >= OS.VERSION(3, 0, 0)) {
+		box = OS.gtk_box_new (orientation, spacing);
+		OS.gtk_box_set_homogeneous (box, homogeneous);
+	} else {
+		if (orientation == OS.GTK_ORIENTATION_HORIZONTAL) {
+			box = OS.gtk_hbox_new (homogeneous, spacing);
+		} else if (orientation == OS.GTK_ORIENTATION_VERTICAL) {
+			box = OS.gtk_vbox_new (homogeneous, spacing);
+		}
+	}
+	return box;
+}
+
 /**
  * Returns a string containing a concise, human-readable
  * description of the receiver.