xevtowire.c

早期freebsd实现

/*
 * $XConsortium: XEvToWire.c,v 11.19 91/01/06 11:45:24 rws Exp $
 */

/* Copyright    Massachusetts Institute of Technology    1985, 1986, 1987 */

/*
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, and that the name of M.I.T. not be used in advertising or
publicity pertaining to distribution of the software without specific,
written prior permission.  M.I.T. makes no representations about the
suitability of this software for any purpose.  It is provided "as is"
without express or implied warranty.
*/

/*
 *	XEvToWire.c - Internal support routines for the C subroutine
 *	interface library (Xlib) to the X Window System Protocol V11.0.
 */
#define NEED_EVENTS
#define NEED_REPLIES

#include "Xlibint.h"

/*
 * reformat a wire event into an XEvent structure of the right type.
 */
Status
_XEventToWire(dpy, re, event)
register Display *dpy;	/* pointer to display structure */
register XEvent *re;	/* pointer to where event should be reformatted */
register xEvent *event;	/* wire protocol event */
{
	switch (event->u.u.type = re->type) {
	      case KeyPress:
	      case KeyRelease:
	        {
			register XKeyEvent *ev = (XKeyEvent*) re;
			event->u.keyButtonPointer.root	= ev->root;
			event->u.keyButtonPointer.event	 = ev->window;
			event->u.keyButtonPointer.child  = ev->subwindow;
			event->u.keyButtonPointer.time	 = ev->time;
			event->u.keyButtonPointer.eventX = ev->x ;
			event->u.keyButtonPointer.eventY = ev->y ;
			event->u.keyButtonPointer.rootX	 = ev->x_root;
			event->u.keyButtonPointer.rootY  = ev->y_root;
			event->u.keyButtonPointer.state  = ev->state;
			event->u.keyButtonPointer.sameScreen = ev->same_screen;
			event->u.u.detail = ev->keycode;
		}
	      	break;
	      case ButtonPress:
	      case ButtonRelease:
	        {
			register XButtonEvent *ev =  (XButtonEvent *) re;
			event->u.keyButtonPointer.root	 = ev->root;
			event->u.keyButtonPointer.event	 = ev->window;
			event->u.keyButtonPointer.child	 = ev->subwindow;
			event->u.keyButtonPointer.time	 = ev->time;
			event->u.keyButtonPointer.eventX = ev->x;
			event->u.keyButtonPointer.eventY = ev->y;
			event->u.keyButtonPointer.rootX	 = ev->x_root;
			event->u.keyButtonPointer.rootY	 = ev->y_root;
			event->u.keyButtonPointer.state	 = ev->state;
			event->u.keyButtonPointer.sameScreen	= ev->same_screen;
			event->u.u.detail		= ev->button;
		}
	        break;
	      case MotionNotify:
	        {
			register XMotionEvent *ev =   (XMotionEvent *)re;
			event->u.keyButtonPointer.root	= ev->root;
			event->u.keyButtonPointer.event	= ev->window;
			event->u.keyButtonPointer.child	= ev->subwindow;
			event->u.keyButtonPointer.time	= ev->time;
			event->u.keyButtonPointer.eventX= ev->x;
			event->u.keyButtonPointer.eventY= ev->y;
			event->u.keyButtonPointer.rootX	= ev->x_root;
			event->u.keyButtonPointer.rootY	= ev->y_root;
			event->u.keyButtonPointer.state	= ev->state;
			event->u.keyButtonPointer.sameScreen= ev->same_screen;
			event->u.u.detail		= ev->is_hint;
		}
	        break;
	      case EnterNotify:
	      case LeaveNotify:
		{
			register XCrossingEvent *ev   = (XCrossingEvent *) re;
			event->u.enterLeave.root	= ev->root;
			event->u.enterLeave.event	= ev->window;
			event->u.enterLeave.child	= ev->subwindow;
			event->u.enterLeave.time	= ev->time;
			event->u.enterLeave.eventX	= ev->x;
			event->u.enterLeave.eventY	= ev->y;
			event->u.enterLeave.rootX	= ev->x_root;
			event->u.enterLeave.rootY	= ev->y_root;
			event->u.enterLeave.state	= ev->state;
			event->u.enterLeave.mode	= ev->mode;
			event->u.enterLeave.flags	= 0;
			if (ev->same_screen) {
				event->u.enterLeave.flags |= ELFlagSameScreen;
				}
			if (ev->focus) {
				event->u.enterLeave.flags |= ELFlagFocus;
				}
			event->u.u.detail		= ev->detail;
		}
		  break;
	      case FocusIn:
	      case FocusOut:
		{
			register XFocusChangeEvent *ev = (XFocusChangeEvent *) re;
			event->u.focus.window	= ev->window;
			event->u.focus.mode	= ev->mode;
			event->u.u.detail	= ev->detail;
		}
		  break;
	      case KeymapNotify:
		{
			register XKeymapEvent *ev = (XKeymapEvent *) re;
			bcopy ( &ev->key_vector[1], 
				(char *)(((xKeymapEvent *) event)->map),
			       sizeof (((xKeymapEvent *) event)->map));
		}
		break;
	      case Expose:
		{
			register XExposeEvent *ev = (XExposeEvent *) re;
			event->u.expose.window		= ev->window;
			event->u.expose.x		= ev->x;
			event->u.expose.y		= ev->y;
			event->u.expose.width		= ev->width;
			event->u.expose.height		= ev->height;
			event->u.expose.count		= ev->count;
		}
		break;
	      case GraphicsExpose:
		{
		    register XGraphicsExposeEvent *ev =
			(XGraphicsExposeEvent *) re;
		    event->u.graphicsExposure.drawable	= ev->drawable;
		    event->u.graphicsExposure.x		= ev->x;
		    event->u.graphicsExposure.y		= ev->y;
		    event->u.graphicsExposure.width	= ev->width;
		    event->u.graphicsExposure.height	= ev->height;
		    event->u.graphicsExposure.count	= ev->count;
		    event->u.graphicsExposure.majorEvent= ev->major_code;
		    event->u.graphicsExposure.minorEvent= ev->minor_code;
		}
		break;
	      case NoExpose:
		{
		    register XNoExposeEvent *ev = (XNoExposeEvent *) re;
		    event->u.noExposure.drawable	= ev->drawable;
		    event->u.noExposure.majorEvent	= ev->major_code;
		    event->u.noExposure.minorEvent	= ev->minor_code;
		}
		break;
	      case VisibilityNotify:
		{
		    register XVisibilityEvent *ev = (XVisibilityEvent *) re;
		    event->u.visibility.window		= ev->window;
		    event->u.visibility.state		= ev->state;
		}
		break;
	      case CreateNotify:
		{
		    register XCreateWindowEvent *ev =
			 (XCreateWindowEvent *) re;
		    event->u.createNotify.window	= ev->window;
		    event->u.createNotify.parent	= ev->parent;
		    event->u.createNotify.x		= ev->x;
		    event->u.createNotify.y		= ev->y;
		    event->u.createNotify.width		= ev->width;
		    event->u.createNotify.height	= ev->height;
		    event->u.createNotify.borderWidth	= ev->border_width;
		    event->u.createNotify.override	= ev->override_redirect;
		}
		break;
	      case DestroyNotify:
		{
		    register XDestroyWindowEvent *ev =
				(XDestroyWindowEvent *) re;
		    event->u.destroyNotify.window	= ev->window;
		    event->u.destroyNotify.event	= ev->event;
		}
		break;
	      case UnmapNotify:
		{
		    register XUnmapEvent *ev = (XUnmapEvent *) re;
		    event->u.unmapNotify.window	= ev->window;
		    event->u.unmapNotify.event	= ev->event;
		    event->u.unmapNotify.fromConfigure	= ev->from_configure;
		}
		break;
	      case MapNotify:
		{
		    register XMapEvent *ev = (XMapEvent *) re;
		    event->u.mapNotify.window	= ev->window;
		    event->u.mapNotify.event	= ev->event;
		    event->u.mapNotify.override	= ev->override_redirect;
		}
		break;
	      case MapRequest:
		{
		    register XMapRequestEvent *ev = (XMapRequestEvent *) re;
		    event->u.mapRequest.window	= ev->window;
		    event->u.mapRequest.parent	= ev->parent;
		}
		break;
	      case ReparentNotify:
		{
		    register XReparentEvent *ev = (XReparentEvent *) re;
		    event->u.reparent.window	= ev->window;
		    event->u.reparent.event	= ev->event;
		    event->u.reparent.parent	= ev->parent;
		    event->u.reparent.x		= ev->x;
		    event->u.reparent.y		= ev->y;
		    event->u.reparent.override	= ev->override_redirect;
		}
		break;
	      case ConfigureNotify:
		{
		    register XConfigureEvent *ev = (XConfigureEvent *) re;
		    event->u.configureNotify.window	= ev->window;
		    event->u.configureNotify.event	= ev->event;
		    event->u.configureNotify.aboveSibling	= ev->above;
		    event->u.configureNotify.x		= ev->x;
		    event->u.configureNotify.y		= ev->y;
		    event->u.configureNotify.width	= ev->width;
		    event->u.configureNotify.height	= ev->height;
		    event->u.configureNotify.borderWidth= ev->border_width;
		    event->u.configureNotify.override	= ev->override_redirect;
		}
		break;
	      case ConfigureRequest:
		{
		    register XConfigureRequestEvent *ev =
		        (XConfigureRequestEvent *) re;
		    event->u.configureRequest.window	= ev->window;
		    event->u.configureRequest.parent	= ev->parent;
		    event->u.configureRequest.sibling   = ev->above;
		    event->u.configureRequest.x		= ev->x;
		    event->u.configureRequest.y		= ev->y;
		    event->u.configureRequest.width	= ev->width;
		    event->u.configureRequest.height	= ev->height;
		    event->u.configureRequest.borderWidth= ev->border_width;
		    event->u.configureRequest.valueMask= ev->value_mask;
		    event->u.u.detail 			= ev->detail;
		}
		break;
	      case GravityNotify:
		{
		    register XGravityEvent *ev  = (XGravityEvent *) re;
		    event->u.gravity.window	= ev->window;
		    event->u.gravity.event	= ev->event;
		    event->u.gravity.x		= ev->x;
		    event->u.gravity.y		= ev->y;
		}
		break;
	      case ResizeRequest:
		{
		    register XResizeRequestEvent *ev =
			(XResizeRequestEvent *) re;
		    event->u.resizeRequest.window	= ev->window;
		    event->u.resizeRequest.width	= ev->width;
		    event->u.resizeRequest.height	= ev->height;
		}
		break;
	      case CirculateNotify:
		{
		    register XCirculateEvent *ev = (XCirculateEvent *) re;
		    event->u.circulate.window		= ev->window;
		    event->u.circulate.event		= ev->event;
		    event->u.circulate.place		= ev->place;
		}
		break;
	      case CirculateRequest:
		{
		    register XCirculateRequestEvent *ev =
		        (XCirculateRequestEvent *) re;
		    event->u.circulate.window		= ev->window;
		    event->u.circulate.event		= ev->parent;
		    event->u.circulate.place		= ev->place;
		}
		break;
	      case PropertyNotify:
		{
		    register XPropertyEvent *ev = (XPropertyEvent *) re;
		    event->u.property.window		= ev->window;
		    event->u.property.atom		= ev->atom;
		    event->u.property.time		= ev->time;
		    event->u.property.state		= ev->state;
		}
		break;
	      case SelectionClear:
		{
		    register XSelectionClearEvent *ev =
			 (XSelectionClearEvent *) re;
		    event->u.selectionClear.window	= ev->window;
		    event->u.selectionClear.atom	= ev->selection;
		    event->u.selectionClear.time	= ev->time;
		}
		break;
	      case SelectionRequest:
		{
		    register XSelectionRequestEvent *ev =
		        (XSelectionRequestEvent *) re;
		    event->u.selectionRequest.owner	= ev->owner;
		    event->u.selectionRequest.requestor	= ev->requestor;
		    event->u.selectionRequest.selection	= ev->selection;
		    event->u.selectionRequest.target	= ev->target;
		    event->u.selectionRequest.property	= ev->property;
		    event->u.selectionRequest.time	= ev->time;
		}
		break;
	      case SelectionNotify:
		{
		    register XSelectionEvent *ev = (XSelectionEvent *) re;
		    event->u.selectionNotify.requestor	= ev->requestor;
		    event->u.selectionNotify.selection	= ev->selection;
		    event->u.selectionNotify.target	= ev->target;
		    event->u.selectionNotify.property	= ev->property;
		    event->u.selectionNotify.time	= ev->time;
		}
		break;
	      case ColormapNotify:
		{
		    register XColormapEvent *ev = (XColormapEvent *) re;
		    event->u.colormap.window		= ev->window;
		    event->u.colormap.colormap		= ev->colormap;
		    event->u.colormap.new		= ev->new;
		    event->u.colormap.state		= ev->state;
	        }
		break;
	      case ClientMessage:
		{
		   register int i;
		   register XClientMessageEvent *ev 
		   			= (XClientMessageEvent *) re;
		   event->u.clientMessage.window = ev->window;
		   event->u.u.detail		 = ev->format;
		   switch (ev->format) {
			case 8:	
			  event->u.clientMessage.u.b.type   = ev->message_type;
			  for (i = 0; i < 20; i++)
			   event->u.clientMessage.u.b.bytes[i] = ev->data.b[i];
			  break;
			case 16:
			  event->u.clientMessage.u.s.type   = ev->message_type;
			  event->u.clientMessage.u.s.shorts0   = ev->data.s[0];
			  event->u.clientMessage.u.s.shorts1   = ev->data.s[1];
			  event->u.clientMessage.u.s.shorts2   = ev->data.s[2];
			  event->u.clientMessage.u.s.shorts3   = ev->data.s[3];
			  event->u.clientMessage.u.s.shorts4   = ev->data.s[4];
			  event->u.clientMessage.u.s.shorts5   = ev->data.s[5];
			  event->u.clientMessage.u.s.shorts6   = ev->data.s[6];
			  event->u.clientMessage.u.s.shorts7   = ev->data.s[7];
			  event->u.clientMessage.u.s.shorts8   = ev->data.s[8];
			  event->u.clientMessage.u.s.shorts9   = ev->data.s[9];
			  break;
			case 32:
			  event->u.clientMessage.u.l.type   = ev->message_type;
			  event->u.clientMessage.u.l.longs0   = ev->data.l[0];
			  event->u.clientMessage.u.l.longs1   = ev->data.l[1];
			  event->u.clientMessage.u.l.longs2   = ev->data.l[2];
			  event->u.clientMessage.u.l.longs3   = ev->data.l[3];
			  event->u.clientMessage.u.l.longs4   = ev->data.l[4];
			  break;
			default:
			  /* client passing bogus data, let server complain */
			  break;
			}
		    }
		break;
	      case MappingNotify:
		  {
		    register XMappingEvent *ev = (XMappingEvent *) re;
		    event->u.mappingNotify.firstKeyCode = ev->first_keycode;
		    event->u.mappingNotify.request 	= ev->request;
		    event->u.mappingNotify.count	= ev->count;
		   }
		break;
		
	      default:
		return(_XUnknownNativeEvent(dpy, re, event));
	}
	return(1);
}