[gtk+/gtk-2-22] Add gdk_device_get_n_axes

[John Stowers <jstowers src gnome org>]

commit dc2fea413b82dcfca401b13034b18047ac9f311f
Author: John Stowers <john stowers gmail com>
Date:   Wed Jul 14 21:57:34 2010 +1200

    Add gdk_device_get_n_axes
    
    https://bugzilla.gnome.org/show_bug.cgi?id=624221

 docs/reference/gdk/gdk-sections.txt |    1 +
 gdk/gdk.symbols                     |    1 +
 gdk/gdkinput.h                      |    1 +
 gdk/quartz/gdkinput.c               |    8 ++++++++
 gdk/win32/gdkinput.c                |    8 ++++++++
 gdk/x11/gdkinput.c                  |   16 ++++++++++++++++
 6 files changed, 35 insertions(+), 0 deletions(-)
---
diff --git a/docs/reference/gdk/gdk-sections.txt b/docs/reference/gdk/gdk-sections.txt
index cecc971..ff5a902 100644
--- a/docs/reference/gdk/gdk-sections.txt
+++ b/docs/reference/gdk/gdk-sections.txt
@@ -1070,6 +1070,7 @@ gdk_device_get_history
 gdk_device_free_history
 GdkTimeCoord
 gdk_device_get_axis
+gdk_device_get_n_axes
 
 <SUBSECTION>
 gdk_input_set_extension_events
diff --git a/gdk/gdk.symbols b/gdk/gdk.symbols
index 3dc234f..015a659 100644
--- a/gdk/gdk.symbols
+++ b/gdk/gdk.symbols
@@ -386,6 +386,7 @@ gdk_device_get_history
 gdk_device_get_key
 gdk_device_get_mode
 gdk_device_get_name
+gdk_device_get_n_axes
 gdk_device_get_source
 gdk_device_get_type G_GNUC_CONST
 gdk_device_set_axis_use
diff --git a/gdk/gdkinput.h b/gdk/gdkinput.h
index b2ab1e4..c8907c1 100644
--- a/gdk/gdkinput.h
+++ b/gdk/gdkinput.h
@@ -141,6 +141,7 @@ void                  gdk_device_get_key        (GdkDevice       *device,
                                                  GdkModifierType *modifiers);
 GdkAxisUse            gdk_device_get_axis_use   (GdkDevice       *device,
                                                  guint            index);
+gint                  gdk_device_get_n_axes     (GdkDevice       *device);
 
 /* Functions to configure a device */
 void           gdk_device_set_source    (GdkDevice      *device,
diff --git a/gdk/quartz/gdkinput.c b/gdk/quartz/gdkinput.c
index 9407b08..212638d 100644
--- a/gdk/quartz/gdkinput.c
+++ b/gdk/quartz/gdkinput.c
@@ -198,6 +198,14 @@ gdk_device_get_axis_use (GdkDevice *device,
   return device->axes[index].use;
 }
 
+gint
+gdk_device_get_n_axes (GdkDevice *device)
+{
+  g_return_val_if_fail (GDK_IS_DEVICE (device), 0);
+
+  return device->num_axes;
+}
+
 void
 gdk_device_set_axis_use (GdkDevice   *device,
 			 guint        index,
diff --git a/gdk/win32/gdkinput.c b/gdk/win32/gdkinput.c
index f8e9c17..e4aabda 100644
--- a/gdk/win32/gdkinput.c
+++ b/gdk/win32/gdkinput.c
@@ -193,6 +193,14 @@ gdk_device_get_axis_use (GdkDevice *device,
   return device->axes[index].use;
 }
 
+gint
+gdk_device_get_n_axes (GdkDevice *device)
+{
+  g_return_val_if_fail (GDK_IS_DEVICE (device), 0);
+
+  return device->num_axes;
+}
+
 void
 gdk_device_set_axis_use (GdkDevice   *device,
 			 guint        index,
diff --git a/gdk/x11/gdkinput.c b/gdk/x11/gdkinput.c
index fb2f810..196ec37 100644
--- a/gdk/x11/gdkinput.c
+++ b/gdk/x11/gdkinput.c
@@ -317,6 +317,22 @@ gdk_device_get_axis_use (GdkDevice *device,
   return device->axes[index].use;
 }
 
+/**
+ * gdk_device_get_n_axes:
+ * @device: a #GdkDevice.
+ *
+ * Returns: the number of axes of this device.
+ *
+ * Since: 2.22
+ **/
+gint
+gdk_device_get_n_axes (GdkDevice *device)
+{
+  g_return_val_if_fail (GDK_IS_DEVICE (device), 0);
+
+  return device->num_axes;
+}
+
 void
 gdk_device_set_axis_use (GdkDevice   *device,
 			 guint        index,