Add initial Xinput support for XDarwin (Greg Parker).

2 files changed, 341 insertions, 3 deletions

diff --git a/hw/darwin/darwin.c b/hw/darwin/darwin.c
index caf32c5df..fbd808d7a 100644
--- a/hw/darwin/darwin.c
+++ b/hw/darwin/darwin.c
@@ -29,7 +29,7 @@
  * holders shall not be used in advertising or otherwise to promote the sale,
  * use or other dealings in this Software without prior written authorization.
  */
-/* $XdotOrg: xc/programs/Xserver/hw/darwin/darwin.c,v 1.1.4.2.4.1.6.3 2004/04/20 03:27:08 gisburn Exp $ */
+/* $XdotOrg: xc/programs/Xserver/hw/darwin/darwin.c,v 1.2 2004/04/23 19:06:15 eich Exp $ */
 /* $XFree86: xc/programs/Xserver/hw/darwin/darwin.c,v 1.55 2003/11/15 00:07:09 torrey Exp $ */
 
 #include "X.h"
@@ -48,6 +48,13 @@
 #include "xf86Date.h"
 #include "dix.h"
 
+#ifdef XINPUT
+# include "XI.h"
+# include "XIproto.h"
+# include "exevents.h"
+# include "extinit.h"
+#endif
+
 #include <sys/types.h>
 #include <sys/time.h>
 #include <sys/syslimits.h>
@@ -404,6 +411,22 @@ static int DarwinMouseProc(
                         miPointerGetMotionEvents,
                         DarwinChangePointerControl,
                         0 );
+#ifdef XINPUT
+            InitValuatorAxisStruct( pPointer,
+                                    0,     // X axis
+                                    0,     // min value
+                                    16000, // max value (fixme screen size?)
+                                    1,     // resolution (fixme ?)
+                                    1,     // min resolution
+                                    1 );   // max resolution
+            InitValuatorAxisStruct( pPointer,
+                                    1,     // X axis
+                                    0,     // min value
+                                    16000, // max value (fixme screen size?)
+                                    1,     // resolution (fixme ?)
+                                    1,     // min resolution
+                                    1 );   // max resolution
+#endif
             break;
 
         case DEVICE_ON:
@@ -697,13 +720,18 @@ void OsVendorInit(void)
     }
 }
 
-/* ddxInitGlobals - called by |InitGlobals| from os/util.c */
+
+/*
+ * ddxInitGlobals
+ *  Called by InitGlobals() from os/util.c.
+ */
 void ddxInitGlobals(void)
 {
 }
 
+
 /*
- * ddxProcessArgument --
+ * ddxProcessArgument
  *  Process device-dependent command line args. Returns 0 if argument is
  *  not device dependent, otherwise Count of number of elements of argv
  *  that are part of a device dependent commandline option.
diff --git a/hw/darwin/darwinXinput.c b/hw/darwin/darwinXinput.c
new file mode 100644
index 000000000..aab10981c
--- /dev/null
+++ b/hw/darwin/darwinXinput.c
@@ -0,0 +1,310 @@
+/* $Xorg: stubs.c,v 1.4 2001/02/09 02:04:35 xorgcvs Exp $ */
+
+/*
+ * X server support of the XINPUT extension for Darwin
+ *
+ * This is currently a copy of mi/stubs.c, but eventually this
+ * should include more complete XINPUT support.
+ */
+
+/************************************************************
+
+Copyright 1989, 1998  The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+Copyright 1989 by Hewlett-Packard Company, Palo Alto, California.
+
+			All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Hewlett-Packard not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+HEWLETT-PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+HEWLETT-PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+********************************************************/
+/* $XFree86: xc/programs/Xserver/hw/darwin/darwinXinput.c,v 1.1 2004/05/28 07:44:00 torrey Exp $ */
+
+#define	 NEED_EVENTS
+#include "X.h"
+#include "Xproto.h"
+#include "inputstr.h"
+#include "XI.h"
+#include "XIproto.h"
+#include "XIstubs.h"
+
+/***********************************************************************
+ *
+ * Caller:	ProcXChangeKeyboardDevice
+ *
+ * This procedure does the implementation-dependent portion of the work
+ * needed to change the keyboard device.
+ *
+ * The X keyboard device has a FocusRec.  If the device that has been 
+ * made into the new X keyboard did not have a FocusRec, 
+ * ProcXChangeKeyboardDevice will allocate one for it.
+ *
+ * If you do not want clients to be able to focus the old X keyboard
+ * device, call DeleteFocusClassDeviceStruct to free the FocusRec.
+ *
+ * If you support input devices with keys that you do not want to be 
+ * used as the X keyboard, you need to check for them here and return 
+ * a BadDevice error.
+ *
+ * The default implementation is to do nothing (assume you do want
+ * clients to be able to focus the old X keyboard).  The commented-out
+ * sample code shows what you might do if you don't want the default.
+ *
+ */
+
+int
+ChangeKeyboardDevice (old_dev, new_dev)
+    DeviceIntPtr	old_dev;
+    DeviceIntPtr	new_dev;
+    {
+    /***********************************************************************
+     DeleteFocusClassDeviceStruct(old_dev);	 * defined in xchgptr.c *
+    **********************************************************************/
+    return BadMatch;
+    }
+
+
+/***********************************************************************
+ *
+ * Caller:	ProcXChangePointerDevice
+ *
+ * This procedure does the implementation-dependent portion of the work
+ * needed to change the pointer device.
+ *
+ * The X pointer device does not have a FocusRec.  If the device that
+ * has been made into the new X pointer had a FocusRec, 
+ * ProcXChangePointerDevice will free it.
+ *
+ * If you want clients to be able to focus the old pointer device that
+ * has now become accessible through the input extension, you need to 
+ * add a FocusRec to it here.
+ *
+ * The XChangePointerDevice protocol request also allows the client
+ * to choose which axes of the new pointer device are used to move 
+ * the X cursor in the X- and Y- directions.  If the axes are different
+ * than the default ones, you need to keep track of that here.
+ *
+ * If you support input devices with valuators that you do not want to be 
+ * used as the X pointer, you need to check for them here and return a 
+ * BadDevice error.
+ *
+ * The default implementation is to do nothing (assume you don't want
+ * clients to be able to focus the old X pointer).  The commented-out
+ * sample code shows what you might do if you don't want the default.
+ *
+ */
+
+int
+ChangePointerDevice (
+    DeviceIntPtr	old_dev,
+    DeviceIntPtr	new_dev,
+    unsigned char	x,
+    unsigned char	y)
+    {
+    /***********************************************************************
+    InitFocusClassDeviceStruct(old_dev);	* allow focusing old ptr*
+
+    x_axis = x;					* keep track of new x-axis*
+    y_axis = y;					* keep track of new y-axis*
+    if (x_axis != 0 || y_axis != 1)
+	axes_changed = TRUE;			* remember axes have changed*
+    else
+	axes_changed = FALSE;
+    *************************************************************************/
+    return BadMatch;
+    }
+
+/***********************************************************************
+ *
+ * Caller:	ProcXCloseDevice
+ *
+ * Take care of implementation-dependent details of closing a device.
+ * Some implementations may actually close the device, others may just
+ * remove this clients interest in that device.
+ *
+ * The default implementation is to do nothing (assume all input devices
+ * are initialized during X server initialization and kept open).
+ *
+ */
+
+void
+CloseInputDevice (d, client)
+    DeviceIntPtr d;
+    ClientPtr client;
+    {
+    }
+
+/***********************************************************************
+ *
+ * Caller:	ProcXListInputDevices
+ *
+ * This is the implementation-dependent routine to initialize an input 
+ * device to the point that information about it can be listed.
+ * Some implementations open all input devices when the server is first
+ * initialized, and never close them.  Other implementations open only
+ * the X pointer and keyboard devices during server initialization,
+ * and only open other input devices when some client makes an
+ * XOpenDevice request.  If some other process has the device open, the
+ * server may not be able to get information about the device to list it.
+ *
+ * This procedure should be used by implementations that do not initialize
+ * all input devices at server startup.  It should do device-dependent
+ * initialization for any devices not previously initialized, and call
+ * AddInputDevice for each of those devices so that a DeviceIntRec will be 
+ * created for them.
+ *
+ * The default implementation is to do nothing (assume all input devices
+ * are initialized during X server initialization and kept open).
+ * The commented-out sample code shows what you might do if you don't want 
+ * the default.
+ *
+ */
+
+void
+AddOtherInputDevices ()
+    {
+    /**********************************************************************
+     for each uninitialized device, do something like: 
+
+    DeviceIntPtr dev;
+    DeviceProc deviceProc;
+    pointer private;
+
+    dev = (DeviceIntPtr) AddInputDevice(deviceProc, TRUE);
+    dev->public.devicePrivate = private;
+    RegisterOtherDevice(dev);
+    dev->inited = ((*dev->deviceProc)(dev, DEVICE_INIT) == Success);
+    ************************************************************************/
+
+    }
+
+/***********************************************************************
+ *
+ * Caller:	ProcXOpenDevice
+ *
+ * This is the implementation-dependent routine to open an input device.
+ * Some implementations open all input devices when the server is first
+ * initialized, and never close them.  Other implementations open only
+ * the X pointer and keyboard devices during server initialization,
+ * and only open other input devices when some client makes an
+ * XOpenDevice request.  This entry point is for the latter type of 
+ * implementation.
+ *
+ * If the physical device is not already open, do it here.  In this case,
+ * you need to keep track of the fact that one or more clients has the
+ * device open, and physically close it when the last client that has
+ * it open does an XCloseDevice.
+ *
+ * The default implementation is to do nothing (assume all input devices
+ * are opened during X server initialization and kept open).
+ *
+ */
+
+void
+OpenInputDevice (dev, client, status)
+    DeviceIntPtr dev;
+    ClientPtr client;
+    int *status;
+    {
+    }
+
+/****************************************************************************
+ *
+ * Caller:	ProcXSetDeviceMode
+ *
+ * Change the mode of an extension device.
+ * This function is used to change the mode of a device from reporting
+ * relative motion to reporting absolute positional information, and
+ * vice versa.
+ * The default implementation below is that no such devices are supported.
+ *
+ */
+
+int
+SetDeviceMode (client, dev, mode)
+    register	ClientPtr	client;
+    DeviceIntPtr dev;
+    int		mode;
+    {
+    return BadMatch;
+    }
+
+/****************************************************************************
+ *
+ * Caller:	ProcXSetDeviceValuators
+ *
+ * Set the value of valuators on an extension input device.
+ * This function is used to set the initial value of valuators on
+ * those input devices that are capable of reporting either relative
+ * motion or an absolute position, and allow an initial position to be set.
+ * The default implementation below is that no such devices are supported.
+ *
+ */
+
+int
+SetDeviceValuators (client, dev, valuators, first_valuator, num_valuators)
+    register	ClientPtr	client;
+    DeviceIntPtr dev;
+    int		*valuators;
+    int		first_valuator;
+    int		num_valuators;
+    {
+    return BadMatch;
+    }
+
+/****************************************************************************
+ *
+ * Caller:	ProcXChangeDeviceControl
+ *
+ * Change the specified device controls on an extension input device.
+ *
+ */
+
+int
+ChangeDeviceControl (client, dev, control)
+    register	ClientPtr	client;
+    DeviceIntPtr dev;
+    xDeviceCtl	*control;
+    {
+    switch (control->control)
+	{
+	case DEVICE_RESOLUTION:
+	    return (BadMatch);
+	default:
+	    return (BadMatch);
+	}
+    }