309 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			309 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			C
		
	
	
	
| 
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| /*
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|  * X server support of the XINPUT extension for Darwin
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|  *
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|  * This is currently a copy of mi/stubs.c, but eventually this
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|  * should include more complete XINPUT support.
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|  */
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| 
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| /************************************************************
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| 
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| Copyright 1989, 1998  The Open Group
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| 
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| Permission to use, copy, modify, distribute, and sell this software and its
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| documentation for any purpose is hereby granted without fee, provided that
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| the above copyright notice appear in all copies and that both that
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| copyright notice and this permission notice appear in supporting
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| documentation.
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| 
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| The above copyright notice and this permission notice shall be included in
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| all copies or substantial portions of the Software.
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| 
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| THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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| IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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| FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
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| OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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| AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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| CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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| 
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| Except as contained in this notice, the name of The Open Group shall not be
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| used in advertising or otherwise to promote the sale, use or other dealings
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| in this Software without prior written authorization from The Open Group.
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| 
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| Copyright 1989 by Hewlett-Packard Company, Palo Alto, California.
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| 
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| 			All Rights Reserved
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| 
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| Permission to use, copy, modify, and distribute this software and its
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| documentation for any purpose and without fee is hereby granted,
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| provided that the above copyright notice appear in all copies and that
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| both that copyright notice and this permission notice appear in
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| supporting documentation, and that the name of Hewlett-Packard not be
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| used in advertising or publicity pertaining to distribution of the
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| software without specific, written prior permission.
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| 
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| HEWLETT-PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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| ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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| HEWLETT-PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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| ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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| WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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| ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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| SOFTWARE.
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| 
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| ********************************************************/
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| 
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| #define	 NEED_EVENTS
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| #include <X11/X.h>
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| #include <X11/Xproto.h>
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| #include "inputstr.h"
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| #include <X11/extensions/XI.h>
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| #include <X11/extensions/XIproto.h>
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| #include "XIstubs.h"
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| 
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| /***********************************************************************
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|  *
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|  * Caller:	ProcXChangeKeyboardDevice
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|  *
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|  * This procedure does the implementation-dependent portion of the work
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|  * needed to change the keyboard device.
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|  *
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|  * The X keyboard device has a FocusRec.  If the device that has been 
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|  * made into the new X keyboard did not have a FocusRec, 
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|  * ProcXChangeKeyboardDevice will allocate one for it.
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|  *
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|  * If you do not want clients to be able to focus the old X keyboard
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|  * device, call DeleteFocusClassDeviceStruct to free the FocusRec.
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|  *
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|  * If you support input devices with keys that you do not want to be 
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|  * used as the X keyboard, you need to check for them here and return 
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|  * a BadDevice error.
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|  *
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|  * The default implementation is to do nothing (assume you do want
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|  * clients to be able to focus the old X keyboard).  The commented-out
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|  * sample code shows what you might do if you don't want the default.
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|  *
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|  */
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| 
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| int
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| ChangeKeyboardDevice (old_dev, new_dev)
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|     DeviceIntPtr	old_dev;
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|     DeviceIntPtr	new_dev;
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|     {
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|     /***********************************************************************
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|      DeleteFocusClassDeviceStruct(old_dev);	 * defined in xchgptr.c *
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|     **********************************************************************/
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|     return BadMatch;
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|     }
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| 
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| 
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| /***********************************************************************
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|  *
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|  * Caller:	ProcXChangePointerDevice
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|  *
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|  * This procedure does the implementation-dependent portion of the work
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|  * needed to change the pointer device.
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|  *
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|  * The X pointer device does not have a FocusRec.  If the device that
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|  * has been made into the new X pointer had a FocusRec, 
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|  * ProcXChangePointerDevice will free it.
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|  *
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|  * If you want clients to be able to focus the old pointer device that
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|  * has now become accessible through the input extension, you need to 
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|  * add a FocusRec to it here.
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|  *
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|  * The XChangePointerDevice protocol request also allows the client
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|  * to choose which axes of the new pointer device are used to move 
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|  * the X cursor in the X- and Y- directions.  If the axes are different
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|  * than the default ones, you need to keep track of that here.
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|  *
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|  * If you support input devices with valuators that you do not want to be 
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|  * used as the X pointer, you need to check for them here and return a 
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|  * BadDevice error.
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|  *
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|  * The default implementation is to do nothing (assume you don't want
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|  * clients to be able to focus the old X pointer).  The commented-out
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|  * sample code shows what you might do if you don't want the default.
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|  *
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|  */
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| 
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| int
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| ChangePointerDevice (
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|     DeviceIntPtr	old_dev,
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|     DeviceIntPtr	new_dev,
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|     unsigned char	x,
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|     unsigned char	y)
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|     {
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|     /***********************************************************************
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|     InitFocusClassDeviceStruct(old_dev);	* allow focusing old ptr*
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| 
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|     x_axis = x;					* keep track of new x-axis*
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|     y_axis = y;					* keep track of new y-axis*
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|     if (x_axis != 0 || y_axis != 1)
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| 	axes_changed = TRUE;			* remember axes have changed*
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|     else
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| 	axes_changed = FALSE;
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|     *************************************************************************/
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|     return BadMatch;
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|     }
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| 
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| /***********************************************************************
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|  *
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|  * Caller:	ProcXCloseDevice
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|  *
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|  * Take care of implementation-dependent details of closing a device.
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|  * Some implementations may actually close the device, others may just
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|  * remove this clients interest in that device.
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|  *
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|  * The default implementation is to do nothing (assume all input devices
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|  * are initialized during X server initialization and kept open).
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|  *
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|  */
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| 
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| void
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| CloseInputDevice (d, client)
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|     DeviceIntPtr d;
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|     ClientPtr client;
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|     {
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|     }
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| 
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| /***********************************************************************
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|  *
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|  * Caller:	ProcXListInputDevices
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|  *
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|  * This is the implementation-dependent routine to initialize an input 
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|  * device to the point that information about it can be listed.
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|  * Some implementations open all input devices when the server is first
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|  * initialized, and never close them.  Other implementations open only
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|  * the X pointer and keyboard devices during server initialization,
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|  * and only open other input devices when some client makes an
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|  * XOpenDevice request.  If some other process has the device open, the
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|  * server may not be able to get information about the device to list it.
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|  *
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|  * This procedure should be used by implementations that do not initialize
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|  * all input devices at server startup.  It should do device-dependent
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|  * initialization for any devices not previously initialized, and call
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|  * AddInputDevice for each of those devices so that a DeviceIntRec will be 
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|  * created for them.
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|  *
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|  * The default implementation is to do nothing (assume all input devices
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|  * are initialized during X server initialization and kept open).
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|  * The commented-out sample code shows what you might do if you don't want 
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|  * the default.
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|  *
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|  */
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| 
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| void
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| AddOtherInputDevices ()
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|     {
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|     /**********************************************************************
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|      for each uninitialized device, do something like: 
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| 
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|     DeviceIntPtr dev;
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|     DeviceProc deviceProc;
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|     pointer private;
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| 
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|     dev = (DeviceIntPtr) AddInputDevice(deviceProc, TRUE);
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|     dev->public.devicePrivate = private;
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|     RegisterOtherDevice(dev);
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|     dev->inited = ((*dev->deviceProc)(dev, DEVICE_INIT) == Success);
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|     ************************************************************************/
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| 
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|     }
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| 
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| /***********************************************************************
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|  *
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|  * Caller:	ProcXOpenDevice
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|  *
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|  * This is the implementation-dependent routine to open an input device.
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|  * Some implementations open all input devices when the server is first
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|  * initialized, and never close them.  Other implementations open only
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|  * the X pointer and keyboard devices during server initialization,
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|  * and only open other input devices when some client makes an
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|  * XOpenDevice request.  This entry point is for the latter type of 
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|  * implementation.
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|  *
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|  * If the physical device is not already open, do it here.  In this case,
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|  * you need to keep track of the fact that one or more clients has the
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|  * device open, and physically close it when the last client that has
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|  * it open does an XCloseDevice.
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|  *
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|  * The default implementation is to do nothing (assume all input devices
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|  * are opened during X server initialization and kept open).
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|  *
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|  */
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| 
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| void
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| OpenInputDevice (dev, client, status)
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|     DeviceIntPtr dev;
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|     ClientPtr client;
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|     int *status;
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|     {
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|     }
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| 
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| /****************************************************************************
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|  *
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|  * Caller:	ProcXSetDeviceMode
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|  *
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|  * Change the mode of an extension device.
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|  * This function is used to change the mode of a device from reporting
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|  * relative motion to reporting absolute positional information, and
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|  * vice versa.
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|  * The default implementation below is that no such devices are supported.
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|  *
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|  */
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| 
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| int
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| SetDeviceMode (client, dev, mode)
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|     register	ClientPtr	client;
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|     DeviceIntPtr dev;
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|     int		mode;
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|     {
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|     return BadMatch;
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|     }
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| 
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| /****************************************************************************
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|  *
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|  * Caller:	ProcXSetDeviceValuators
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|  *
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|  * Set the value of valuators on an extension input device.
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|  * This function is used to set the initial value of valuators on
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|  * those input devices that are capable of reporting either relative
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|  * motion or an absolute position, and allow an initial position to be set.
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|  * The default implementation below is that no such devices are supported.
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|  *
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|  */
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| 
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| int
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| SetDeviceValuators (client, dev, valuators, first_valuator, num_valuators)
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|     register	ClientPtr	client;
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|     DeviceIntPtr dev;
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|     int		*valuators;
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|     int		first_valuator;
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|     int		num_valuators;
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|     {
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|     return BadMatch;
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|     }
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| 
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| /****************************************************************************
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|  *
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|  * Caller:	ProcXChangeDeviceControl
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|  *
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|  * Change the specified device controls on an extension input device.
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|  *
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|  */
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| 
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| int
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| ChangeDeviceControl (client, dev, control)
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|     register	ClientPtr	client;
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|     DeviceIntPtr dev;
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|     xDeviceCtl	*control;
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|     {
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|     switch (control->control)
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| 	{
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| 	case DEVICE_RESOLUTION:
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| 	    return (BadMatch);
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| 	default:
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| 	    return (BadMatch);
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| 	}
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|     }
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