123 lines
2.3 KiB
C
123 lines
2.3 KiB
C
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/*
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* Copyright <EFBFBD> 1999 Network Computing Devices, Inc. All rights reserved.
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*
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* Author: Keith Packard
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*/
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#ifdef HAVE_CONFIG_H
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#include <kdrive-config.h>
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#endif
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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 "scrnintstr.h"
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#include "kdrive.h"
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#include "Xpoll.h"
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#include <event.h>
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#include <smem.h>
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static unsigned long mouseState;
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#define BUTTON1 0x01
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#define BUTTON2 0x02
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#define BUTTON3 0x04
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#include <errno.h>
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static int mouseFd = -1;
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static eventqueue *eventQueue;
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void
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VxMouseRead (int mousePort)
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{
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Event ev;
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int dx, dy;
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unsigned long flags;
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unsigned long mask;
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int n;
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while (eventQueue->head != eventQueue->tail)
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{
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ev = *eventQueue->head;
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if (eventQueue->head >= &eventQueue->events[eventQueue->size-1])
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eventQueue->head = &eventQueue->events[0];
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else
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eventQueue->head++;
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switch (ev.e_type) {
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case E_BUTTON:
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switch (ev.e_device) {
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case E_MOUSE:
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switch (ev.e_key) {
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case BUTTON1:
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mask = KD_BUTTON_1;
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break;
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case BUTTON2:
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mask = KD_BUTTON_2;
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break;
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case BUTTON3:
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mask = KD_BUTTON_3;
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break;
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default:
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mask = 0;
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break;
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}
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if (ev.e_direction == E_KBUP)
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mouseState &= ~mask;
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else
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mouseState |= mask;
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KdEnqueueMouseEvent (mouseState | KD_MOUSE_DELTA, 0, 0);
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break;
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case E_DKB:
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KdEnqueueKeyboardEvent (ev.e_key, ev.e_direction == E_KBUP);
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break;
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}
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break;
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case E_MMOTION:
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KdEnqueueMouseEvent (mouseState | KD_MOUSE_DELTA,
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ev.e_x, ev.e_y);
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break;
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}
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}
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}
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int
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VxMouseInit (void)
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{
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int mousePort;
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unsigned long ev_size;
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mouseState = 0;
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mousePort = open ("/dev/xdev", O_RDONLY, 0);
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if (mousePort < 0)
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ErrorF ("event port open failure %d\n", errno);
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mouseFd = open ("/dev/mouse", O_RDONLY, 0);
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if (mouseFd < 0)
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ErrorF ("mouse open failure %d\n", errno);
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if (eventQueue == 0)
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{
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ioctl (mousePort, EVENT_QUEUE_SMSIZE, &ev_size);
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eventQueue = (eventqueue *) smem_get ("event", ev_size, (SM_READ|SM_WRITE));
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}
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return mousePort;
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}
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void
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VxMouseFini (int mousePort)
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{
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if (mousePort >= 0)
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close (mousePort);
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if (mouseFd >= 0)
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{
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close (mouseFd);
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mouseFd = -1;
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}
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}
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KdMouseFuncs VxWorksMouseFuncs = {
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VxMouseInit,
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VxMouseRead,
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VxMouseFini
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};
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