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-rw-r--r--xorg-server/hw/dmx/input/dmxevents.c1532
1 files changed, 766 insertions, 766 deletions
diff --git a/xorg-server/hw/dmx/input/dmxevents.c b/xorg-server/hw/dmx/input/dmxevents.c
index 41bc4bf2d..4e1238c9f 100644
--- a/xorg-server/hw/dmx/input/dmxevents.c
+++ b/xorg-server/hw/dmx/input/dmxevents.c
@@ -1,766 +1,766 @@
-/*
- * Copyright 2002-2003 Red Hat Inc., Durham, North Carolina.
- *
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation on the rights to use, copy, modify, merge,
- * publish, distribute, sublicense, and/or sell copies of the Software,
- * and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) 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
- * NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
- * 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.
- */
-
-/*
- * Authors:
- * Rickard E. (Rik) Faith <faith@redhat.com>
- *
- */
-
-/** \file
- * Provide support and helper functions for enqueing events received by
- * the low-level input drivers. */
-
-#ifdef HAVE_DMX_CONFIG_H
-#include <dmx-config.h>
-#endif
-
-#define DMX_EVENTS_DEBUG 0
-
-#include "dmxinputinit.h"
-#include "dmxevents.h"
-#include "dmxcb.h"
-#include "dmxcommon.h"
-#include "dmxcursor.h"
-#include "dmxmotion.h"
-#include "dmxsigio.h"
-#include "dmxmap.h"
-
-#include <X11/keysym.h>
-#include "opaque.h"
-#include "inputstr.h"
-#include "inpututils.h"
-#include "mipointer.h"
-#include "mi.h"
-#include "exglobals.h"
-
-#include "xkbsrv.h"
-#include "XIstubs.h"
-
-static int dmxGlobalX, dmxGlobalY; /* Global cursor position */
-static int dmxGlobalInvalid; /* Flag indicating dmxCoreMotion
- * should move the mouse anyway. */
-
-#if DMX_EVENTS_DEBUG
-#define DMXDBG0(f) dmxLog(dmxDebug,f)
-#define DMXDBG1(f,a) dmxLog(dmxDebug,f,a)
-#define DMXDBG2(f,a,b) dmxLog(dmxDebug,f,a,b)
-#define DMXDBG3(f,a,b,c) dmxLog(dmxDebug,f,a,b,c)
-#define DMXDBG4(f,a,b,c,d) dmxLog(dmxDebug,f,a,b,c,d)
-#define DMXDBG5(f,a,b,c,d,e) dmxLog(dmxDebug,f,a,b,c,d,e)
-#define DMXDBG6(f,a,b,c,d,e,g) dmxLog(dmxDebug,f,a,b,c,d,e,g)
-#define DMXDBG7(f,a,b,c,d,e,g,h) dmxLog(dmxDebug,f,a,b,c,d,e,g,h)
-#else
-#define DMXDBG0(f)
-#define DMXDBG1(f,a)
-#define DMXDBG2(f,a,b)
-#define DMXDBG3(f,a,b,c)
-#define DMXDBG4(f,a,b,c,d)
-#define DMXDBG5(f,a,b,c,d,e)
-#define DMXDBG6(f,a,b,c,d,e,g)
-#define DMXDBG7(f,a,b,c,d,e,g,h)
-#endif
-
-static int dmxApplyFunctions(DMXInputInfo *dmxInput, DMXFunctionType f)
-{
- int i;
- int rc = 0;
-
- for (i = 0; i < dmxInput->numDevs; i+= dmxInput->devs[i]->binding)
- if (dmxInput->devs[i]->functions)
- rc += dmxInput->devs[i]->functions(dmxInput->devs[i]->private, f);
- return rc;
-}
-
-static int dmxCheckFunctionKeys(DMXLocalInputInfoPtr dmxLocal,
- int type,
- KeySym keySym)
-{
- DMXInputInfo *dmxInput = &dmxInputs[dmxLocal->inputIdx];
-
-#if 1 /* hack to detect ctrl-alt-q, etc */
- static int ctrl = 0, alt = 0;
- /* keep track of ctrl/alt key status */
- if (type == KeyPress && keySym == 0xffe3) {
- ctrl = 1;
- }
- else if (type == KeyRelease && keySym == 0xffe3) {
- ctrl = 0;
- }
- else if (type == KeyPress && keySym == 0xffe9) {
- alt = 1;
- }
- else if (type == KeyRelease && keySym == 0xffe9) {
- alt = 0;
- }
- if (!ctrl || !alt)
- return 0;
-#else
- unsigned short state = 0;
-
- if (dmxLocal->sendsCore)
- state = dmxLocalCoreKeyboard->pDevice->key->state;
- else if (dmxLocal->pDevice->key)
- state = dmxLocal->pDevice->key->state;
-
- DMXDBG3("dmxCheckFunctionKeys: keySym=0x%04x %s state=0x%04x\n",
- keySym, type == KeyPress ? "press" : "release", state);
-
- if ((state & (ControlMask|Mod1Mask)) != (ControlMask|Mod1Mask))
- return 0;
-#endif
-
- switch (keySym) {
- case XK_g:
- if (type == KeyPress)
- dmxApplyFunctions(dmxInput, DMX_FUNCTION_GRAB);
- return 1;
- case XK_f:
- if (type == KeyPress)
- dmxApplyFunctions(dmxInput, DMX_FUNCTION_FINE);
- return 1;
- case XK_q:
- if (type == KeyPress && dmxLocal->sendsCore)
- if (dmxApplyFunctions(dmxInput, DMX_FUNCTION_TERMINATE)) {
- dmxLog(dmxInfo, "User request for termination\n");
- dispatchException |= DE_TERMINATE;
- }
- return 1;
- }
-
- return 0;
-}
-
-
-DMXScreenInfo *dmxFindFirstScreen(int x, int y)
-{
- int i;
-
- for (i = 0; i < dmxNumScreens; i++) {
- DMXScreenInfo *dmxScreen = &dmxScreens[i];
- if (dmxOnScreen(x, y, dmxScreen))
- return dmxScreen;
- }
- return NULL;
-}
-
-
-/**
- * Enqueue a motion event.
- */
-static void enqueueMotion(DevicePtr pDev, int x, int y)
-{
- GETDMXLOCALFROMPDEV;
- DeviceIntPtr p = dmxLocal->pDevice;
- int valuators[3];
- int detail = 0; /* XXX should this be mask of pressed buttons? */
- ValuatorMask mask;
- valuators[0] = x;
- valuators[1] = y;
-
- valuator_mask_set_range(&mask, 0, 2, valuators);
- QueuePointerEvents(p, MotionNotify, detail,
- POINTER_ABSOLUTE | POINTER_SCREEN, &mask);
- return;
-}
-
-
-void
-dmxCoreMotion(DevicePtr pDev, int x, int y, int delta, DMXBlockType block)
-{
- DMXScreenInfo *dmxScreen;
- DMXInputInfo *dmxInput;
- ScreenPtr pScreen;
- int localX;
- int localY;
- int i;
-
- if (!dmxGlobalInvalid && dmxGlobalX == x && dmxGlobalY == y)
- return;
-
- DMXDBG5("dmxCoreMotion(%d,%d,%d) dmxGlobalX=%d dmxGlobalY=%d\n",
- x, y, delta, dmxGlobalX, dmxGlobalY);
-
- dmxGlobalInvalid = 0;
- dmxGlobalX = x;
- dmxGlobalY = y;
-
- if (dmxGlobalX < 0)
- dmxGlobalX = 0;
- if (dmxGlobalY < 0)
- dmxGlobalY = 0;
- if (dmxGlobalX >= dmxGlobalWidth)
- dmxGlobalX = dmxGlobalWidth + delta -1;
- if (dmxGlobalY >= dmxGlobalHeight)
- dmxGlobalY = dmxGlobalHeight + delta -1;
-
- if ((dmxScreen = dmxFindFirstScreen(dmxGlobalX, dmxGlobalY))) {
- localX = dmxGlobalX - dmxScreen->rootXOrigin;
- localY = dmxGlobalY - dmxScreen->rootYOrigin;
- if ((pScreen = miPointerGetScreen(inputInfo.pointer))
- && pScreen->myNum == dmxScreen->index) {
- /* Screen is old screen */
- if (block)
- dmxSigioBlock();
- if (pDev)
- enqueueMotion(pDev, localX, localY);
- if (block)
- dmxSigioUnblock();
- } else {
- /* Screen is new */
- DMXDBG4(" New screen: old=%d new=%d localX=%d localY=%d\n",
- pScreen->myNum, dmxScreen->index, localX, localY);
- if (block)
- dmxSigioBlock();
- mieqProcessInputEvents();
- miPointerSetScreen(inputInfo.pointer, dmxScreen->index,
- localX, localY);
- if (pDev)
- enqueueMotion(pDev, localX, localY);
- if (block)
- dmxSigioUnblock();
- }
-#if 00
- miPointerGetPosition(inputInfo.pointer, &localX, &localY);
-
- if ((pScreen = miPointerGetScreen(inputInfo.pointer))) {
- dmxGlobalX = localX + dmxScreens[pScreen->myNum].rootXOrigin;
- dmxGlobalY = localY + dmxScreens[pScreen->myNum].rootYOrigin;
- ErrorF("Global is now %d, %d %d, %d\n", dmxGlobalX, dmxGlobalY,
- localX, localY);
- DMXDBG6(" Moved to dmxGlobalX=%d dmxGlobalY=%d"
- " on screen index=%d/%d localX=%d localY=%d\n",
- dmxGlobalX, dmxGlobalY,
- dmxScreen ? dmxScreen->index : -1, pScreen->myNum,
- localX, localY);
- }
-#endif
- }
- /* Send updates down to all core input
- * drivers */
- for (i = 0, dmxInput = &dmxInputs[0]; i < dmxNumInputs; i++, dmxInput++) {
- int j;
- for (j = 0; j < dmxInput->numDevs; j += dmxInput->devs[j]->binding)
- if (!dmxInput->detached
- && dmxInput->devs[j]->sendsCore
- && dmxInput->devs[j]->update_position)
- dmxInput->devs[j]->update_position(dmxInput->devs[j]->private,
- dmxGlobalX, dmxGlobalY);
- }
- if (!dmxScreen) ProcessInputEvents();
-}
-
-
-
-#define DMX_MAX_AXES 32 /* Max axes reported by this routine */
-static void dmxExtMotion(DMXLocalInputInfoPtr dmxLocal,
- int *v, int firstAxis, int axesCount,
- DMXMotionType type, DMXBlockType block)
-{
- DeviceIntPtr pDevice = dmxLocal->pDevice;
- xEvent xE[2 * DMX_MAX_AXES/6];
- deviceKeyButtonPointer *xev = (deviceKeyButtonPointer *)xE;
- deviceValuator *xv = (deviceValuator *)xev+1;
- int thisX = 0;
- int thisY = 0;
- int count;
- ValuatorMask mask;
-
- memset(xE, 0, sizeof(xE));
-
- if (axesCount > DMX_MAX_AXES) axesCount = DMX_MAX_AXES;
-
- if ((valuator_get_mode(pDevice,0) == Relative) && axesCount == 2) {
- /* The dmx console is a relative mode
- * device that sometimes reports
- * absolute motion. It only has two
- * axes. */
- if (type == DMX_RELATIVE) {
- thisX = -v[0];
- thisY = -v[1];
- dmxLocal->lastX += thisX;
- dmxLocal->lastY += thisY;
- if (dmxLocal->update_position)
- dmxLocal->update_position(dmxLocal->private,
- dmxLocal->lastX, dmxLocal->lastY);
- } else { /* Convert to relative */
- if (dmxLocal->lastX || dmxLocal->lastY) {
- thisX = v[0] - dmxLocal->lastX;
- thisY = v[1] - dmxLocal->lastY;
- }
- dmxLocal->lastX = v[0];
- dmxLocal->lastY = v[1];
- }
- v[0] = thisX;
- v[1] = thisY;
- }
-
- if (axesCount <= 6) {
- /* Optimize for the common case when
- * only 1 or 2 axes change. */
- xev->time = GetTimeInMillis();
- xev->type = DeviceMotionNotify;
- xev->detail = 0;
- xev->deviceid = pDevice->id | MORE_EVENTS;
-
- xv->type = DeviceValuator;
- xv->deviceid = pDevice->id;
- xv->num_valuators = axesCount;
- xv->first_valuator = firstAxis;
- switch (xv->num_valuators) {
- case 6: xv->valuator5 = v[5];
- case 5: xv->valuator4 = v[4];
- case 4: xv->valuator3 = v[3];
- case 3: xv->valuator2 = v[2];
- case 2: xv->valuator1 = v[1];
- case 1: xv->valuator0 = v[0];
- }
- count = 2;
- } else {
- int i;
- for (i = 0, count = 0; i < axesCount; i += 6) {
- xev->time = GetTimeInMillis();
- xev->type = DeviceMotionNotify;
- xev->detail = 0;
- xev->deviceid = pDevice->id | MORE_EVENTS;
- xev += 2;
-
- xv->type = DeviceValuator;
- xv->deviceid = pDevice->id;
- xv->num_valuators = (i+6 >= axesCount ? axesCount - i : 6);
- xv->first_valuator = firstAxis + i;
- switch (xv->num_valuators) {
- case 6: xv->valuator5 = v[i+5];
- case 5: xv->valuator4 = v[i+4];
- case 4: xv->valuator3 = v[i+3];
- case 3: xv->valuator2 = v[i+2];
- case 2: xv->valuator1 = v[i+1];
- case 1: xv->valuator0 = v[i+0];
- }
- xv += 2;
- count += 2;
- }
- }
-
- if (block)
- dmxSigioBlock();
- valuator_mask_set_range(&mask, firstAxis, axesCount, v);
- QueuePointerEvents(pDevice, MotionNotify, 0,
- POINTER_ABSOLUTE, &mask);
-
- if (block)
- dmxSigioUnblock();
-}
-
-static int dmxTranslateAndEnqueueExtEvent(DMXLocalInputInfoPtr dmxLocal,
- XEvent *e, DMXBlockType block)
-{
- int type;
- int event = -1;
- XDeviceKeyEvent *ke = (XDeviceKeyEvent *)e;
- XDeviceMotionEvent *me = (XDeviceMotionEvent *)e;
- DeviceIntPtr pDevice = dmxLocal->pDevice;
- int valuators[MAX_VALUATORS];
- ValuatorMask mask;
-
- if (!e)
- return -1; /* No extended event passed, cannot handle */
-
- if ((XID)dmxLocal->deviceId != ke->deviceid) {
- /* Search for the correct dmxLocal,
- * since backend and console events are
- * picked up for the first device on
- * that X server. */
- int i;
- DMXInputInfo *dmxInput = &dmxInputs[dmxLocal->inputIdx];
- for (i = 0; i < dmxInput->numDevs; i++) {
- dmxLocal = dmxInput->devs[i];
- if ((XID)dmxLocal->deviceId == ke->deviceid)
- break;
- }
- }
-
- if ((XID)dmxLocal->deviceId != ke->deviceid
- || (type = dmxMapLookup(dmxLocal, e->type)) < 0)
- return -1; /* No mapping, so this event is unhandled */
-
- switch (type) {
- case XI_DeviceValuator: event = DeviceValuator; break;
- case XI_DeviceKeyPress: event = KeyPress; break;
- case XI_DeviceKeyRelease: event = KeyRelease; break;
- case XI_DeviceButtonPress: event = ButtonPress; break;
- case XI_DeviceButtonRelease: event = ButtonRelease; break;
- case XI_DeviceMotionNotify: event = MotionNotify; break;
- case XI_DeviceFocusIn: event = DeviceFocusIn; break;
- case XI_DeviceFocusOut: event = DeviceFocusOut; break;
- case XI_ProximityIn: event = ProximityIn; break;
- case XI_ProximityOut: event = ProximityOut; break;
- case XI_DeviceStateNotify: event = DeviceStateNotify; break;
- case XI_DeviceMappingNotify: event = DeviceMappingNotify; break;
- case XI_ChangeDeviceNotify: event = ChangeDeviceNotify; break;
- case XI_DeviceKeystateNotify: event = DeviceStateNotify; break;
- case XI_DeviceButtonstateNotify: event = DeviceStateNotify; break;
- }
-
-#define EXTRACT_VALUATORS(ke, valuators) \
- valuators[0] = ke->axis_data[0]; \
- valuators[1] = ke->axis_data[1]; \
- valuators[2] = ke->axis_data[2]; \
- valuators[3] = ke->axis_data[3]; \
- valuators[4] = ke->axis_data[4]; \
- valuators[5] = ke->axis_data[5]; \
-
- switch (type) {
- case XI_DeviceKeyPress:
- case XI_DeviceKeyRelease:
- EXTRACT_VALUATORS(ke, valuators);
- valuator_mask_set_range(&mask, ke->first_axis, ke->axes_count, valuators);
- if (block)
- dmxSigioBlock();
- QueueKeyboardEvents(pDevice, event, ke->keycode, &mask);
- if (block)
- dmxSigioUnblock();
- break;
- case XI_DeviceButtonPress:
- case XI_DeviceButtonRelease:
- EXTRACT_VALUATORS(ke, valuators);
- valuator_mask_set_range(&mask, ke->first_axis, ke->axes_count, valuators);
- if (block)
- dmxSigioBlock();
- QueuePointerEvents(pDevice, event, ke->keycode,
- POINTER_ABSOLUTE, &mask);
- if (block)
- dmxSigioUnblock();
- break;
- case XI_ProximityIn:
- case XI_ProximityOut:
- EXTRACT_VALUATORS(ke, valuators);
- valuator_mask_set_range(&mask, ke->first_axis, ke->axes_count, valuators);
- if (block)
- dmxSigioBlock();
- QueueProximityEvents(pDevice, event, &mask);
- if (block)
- dmxSigioUnblock();
- break;
-
- break;
-
- case XI_DeviceMotionNotify:
- dmxExtMotion(dmxLocal, me->axis_data, me->first_axis, me->axes_count,
- DMX_ABSOLUTE, block);
- break;
- case XI_DeviceFocusIn:
- case XI_DeviceFocusOut:
- case XI_DeviceStateNotify:
- case XI_DeviceMappingNotify:
- case XI_ChangeDeviceNotify:
- case XI_DeviceKeystateNotify:
- case XI_DeviceButtonstateNotify:
- /* These are ignored, since DMX will
- * generate its own events of these
- * types, as necessary.
-
- * Perhaps ChangeDeviceNotify should
- * generate an error, because it is
- * unexpected? */
- break;
- case XI_DeviceValuator:
- default:
- dmxLog(dmxWarning,
- "XInput extension event (remote=%d -> zero-based=%d)"
- " not supported yet\n", e->type, type);
- return -1;
- }
- return 0;
-}
-
-static int dmxGetButtonMapping(DMXLocalInputInfoPtr dmxLocal, int button)
-{
- ButtonClassPtr b = dmxLocal->pDevice->button;
-
- if (button > b->numButtons) { /* This shouldn't happen. */
- dmxLog(dmxWarning, "Button %d pressed, but only %d buttons?!?\n",
- button, b->numButtons);
- return button;
- }
- return b->map[button];
-}
-
-/** Return DMX's notion of the pointer position in the global coordinate
- * space. */
-void dmxGetGlobalPosition(int *x, int *y)
-{
- *x = dmxGlobalX;
- *y = dmxGlobalY;
-}
-
-/** Invalidate the global position for #dmxCoreMotion. */
-void dmxInvalidateGlobalPosition(void)
-{
- dmxGlobalInvalid = 1;
-}
-
-/** Enqueue a motion event for \a pDev. The \a v vector has length \a
- * axesCount, and contains values for each of the axes, starting at \a
- * firstAxes.
- *
- * The \a type of the motion may be \a DMX_RELATIVE, \a DMX_ABSOLUTE, or
- * \a DMX_ABSOLUTE_CONFINED (in the latter case, the pointer will not be
- * allowed to move outside the global boundaires).
- *
- * If \a block is set to \a DMX_BLOCK, then the SIGIO handler will be
- * blocked around calls to \a enqueueMotion(). */
-void dmxMotion(DevicePtr pDev, int *v, int firstAxes, int axesCount,
- DMXMotionType type, DMXBlockType block)
-{
- GETDMXLOCALFROMPDEV;
-
- if (!dmxLocal->sendsCore) {
- dmxExtMotion(dmxLocal, v, firstAxes, axesCount, type, block);
- return;
- }
- if (axesCount == 2) {
- switch (type) {
- case DMX_RELATIVE:
- dmxCoreMotion(pDev, dmxGlobalX - v[0], dmxGlobalY - v[1], 0, block);
- break;
- case DMX_ABSOLUTE:
- dmxCoreMotion(pDev, v[0], v[1], 0, block);
- break;
- case DMX_ABSOLUTE_CONFINED:
- dmxCoreMotion(pDev, v[0], v[1], -1, block);
- break;
- }
- }
-}
-
-static KeySym dmxKeyCodeToKeySym(DMXLocalInputInfoPtr dmxLocal,
- KeyCode keyCode)
-{
- KeySym keysym = NoSymbol;
- int effectiveGroup;
- XkbSrvInfoPtr xkbi;
-
- if (!dmxLocal || !dmxLocal->pDevice || !dmxLocal->pDevice->key)
- goto out;
-
- xkbi = dmxLocal->pDevice->key->xkbInfo;
- effectiveGroup = XkbGetEffectiveGroup(xkbi, &xkbi->state, keyCode);
-
- if (effectiveGroup == -1)
- goto out;
-
- keysym = XkbKeySym(xkbi->desc, keyCode, effectiveGroup);
- DMXDBG2("dmxKeyCodeToKeySym: Translated keyCode=%d to keySym=0x%04x\n",
- keyCode, keysym);
-
-out:
- return keysym;
-}
-
-static KeyCode dmxKeySymToKeyCode(DMXLocalInputInfoPtr dmxLocal, KeySym keySym,
- int tryFirst)
-{
- /* FIXME: this is quite ineffective, converting to a core map first and
- * then extracting the info from there. It'd be better to run the actual
- * xkb map */
- XkbSrvInfoPtr xkbi = dmxLocal->pDevice->key->xkbInfo;
- KeySymsPtr pKeySyms = XkbGetCoreMap(dmxLocal->pDevice);
- int i;
-
- /* Optimize for similar maps */
- if (XkbKeycodeInRange(xkbi->desc, tryFirst)
- && pKeySyms->map[(tryFirst - xkbi->desc->min_key_code)
- * pKeySyms->mapWidth] == keySym)
- return tryFirst;
-
- for (i = pKeySyms->minKeyCode; i <= pKeySyms->maxKeyCode; i++) {
- if (pKeySyms->map[(i - pKeySyms->minKeyCode)
- * pKeySyms->mapWidth] == keySym) {
- DMXDBG3("dmxKeySymToKeyCode: Translated keySym=0x%04x to"
- " keyCode=%d (reverses to core keySym=0x%04x)\n",
- keySym, i, dmxKeyCodeToKeySym(dmxLocalCoreKeyboard,i));
- return i;
- }
- }
- return 0;
-}
-
-static int dmxFixup(DevicePtr pDev, int detail, KeySym keySym)
-{
- GETDMXLOCALFROMPDEV;
- int keyCode;
-
- if (!dmxLocal->pDevice->key) {
- dmxLog(dmxWarning, "dmxFixup: not a keyboard device (%s)\n",
- dmxLocal->pDevice->name);
- return NoSymbol;
- }
- if (!keySym)
- keySym = dmxKeyCodeToKeySym(dmxLocal, detail);
- if (keySym == NoSymbol)
- return detail;
- keyCode = dmxKeySymToKeyCode(dmxLocalCoreKeyboard, keySym, detail);
-
- return keyCode ? keyCode : detail;
-}
-
-/** Enqueue an event from the \a pDev device with the
- * specified \a type and \a detail. If the event is a KeyPress or
- * KeyRelease event, then the \a keySym is also specified.
- *
- * FIXME: make the code do what the comment says, or remove this comment.
- * If \a block is set to \a DMX_BLOCK, then the SIGIO handler will be
- * blocked around calls to dmxeqEnqueue(). */
-
-void dmxEnqueue(DevicePtr pDev, int type, int detail, KeySym keySym,
- XEvent *e, DMXBlockType block)
-{
- GETDMXINPUTFROMPDEV;
- xEvent xE;
- DeviceIntPtr p = dmxLocal->pDevice;
- int valuators[3];
- ValuatorMask mask;
-
- DMXDBG2("dmxEnqueue: Enqueuing type=%d detail=0x%0x\n", type, detail);
-
- switch (type) {
- case KeyPress:
- case KeyRelease:
- if (!keySym)
- keySym = dmxKeyCodeToKeySym(dmxLocal, detail);
- if (dmxCheckFunctionKeys(dmxLocal, type, keySym))
- return;
- if (dmxLocal->sendsCore && dmxLocal != dmxLocalCoreKeyboard)
- xE.u.u.detail = dmxFixup(pDev, detail, keySym);
-
- /*ErrorF("KEY %d sym %d\n", detail, (int) keySym);*/
- QueueKeyboardEvents(p, type, detail, NULL);
- return;
-
- case ButtonPress:
- case ButtonRelease:
- detail = dmxGetButtonMapping(dmxLocal, detail);
- valuator_mask_zero(&mask);
- QueuePointerEvents(p, type, detail,
- POINTER_ABSOLUTE | POINTER_SCREEN, &mask);
- return;
-
- case MotionNotify:
- valuators[0] = e->xmotion.x;
- valuators[1] = e->xmotion.y;
- valuators[2] = e->xmotion.state; /* FIXME: WTF?? */
- valuator_mask_set_range(&mask, 0, 3, valuators);
- QueuePointerEvents(p, type, detail,
- POINTER_ABSOLUTE | POINTER_SCREEN, &mask);
- return;
-
- case EnterNotify:
- case LeaveNotify:
- case KeymapNotify:
- case MappingNotify: /* This is sent because we change the
- * modifier map on the backend/console
- * input device so that we have complete
- * control of the input device LEDs. */
- return;
- default:
- if (type == ProximityIn || type == ProximityOut) {
- if (dmxLocal->sendsCore)
- return; /* Not a core event */
- break;
- }
- if (type >= LASTEvent) {
- if (dmxTranslateAndEnqueueExtEvent(dmxLocal, e, block))
- dmxLogInput(dmxInput, "Unhandled extension event: %d\n", type);
- } else {
- dmxLogInput(dmxInput, "Unhandled event: %d (%s)\n",
- type, dmxEventName(type));
- }
- return;
- }
-
-}
-
-/** A pointer to this routine is passed to low-level input drivers so
- * that all special keychecking is unified to this file. This function
- * returns 0 if no special keys have been pressed. If the user has
- * requested termination of the DMX server, -1 is returned. If the user
- * has requested a switch to a VT, then the (1-based) number of that VT
- * is returned. */
-int dmxCheckSpecialKeys(DevicePtr pDev, KeySym keySym)
-{
- GETDMXINPUTFROMPDEV;
- int vt = 0;
- unsigned short state = 0;
-
- if (dmxLocal->sendsCore)
- state = XkbStateFieldFromRec(&dmxLocalCoreKeyboard->pDevice->key->xkbInfo->state);
- else if (dmxLocal->pDevice->key)
- state = XkbStateFieldFromRec(&dmxLocal->pDevice->key->xkbInfo->state);
-
- if (!dmxLocal->sendsCore) return 0; /* Only for core devices */
-
- DMXDBG2("dmxCheckSpecialKeys: keySym=0x%04x state=0x%04x\n", keySym,state);
-
- if ((state & (ControlMask|Mod1Mask)) != (ControlMask|Mod1Mask)) return 0;
-
- switch (keySym) {
- case XK_F1:
- case XK_F2:
- case XK_F3:
- case XK_F4:
- case XK_F5:
- case XK_F6:
- case XK_F7:
- case XK_F8:
- case XK_F9:
- case XK_F10:
- vt = keySym - XK_F1 + 1;
- break;
-
- case XK_F11:
- case XK_F12:
- vt = keySym - XK_F11 + 11;
- break;
-
- case XK_q: /* To avoid confusion */
- case XK_BackSpace:
- case XK_Delete:
- case XK_KP_Delete:
- dmxLog(dmxInfo, "User request for termination\n");
- dispatchException |= DE_TERMINATE;
- return -1; /* Terminate */
- }
-
- if (vt) {
- dmxLog(dmxInfo, "Request to switch to VT %d\n", vt);
- dmxInput->vt_switch_pending = vt;
- return vt;
- }
-
- return 0; /* Do nothing */
-}
+/*
+ * Copyright 2002-2003 Red Hat Inc., Durham, North Carolina.
+ *
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) 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
+ * NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
+ * 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.
+ */
+
+/*
+ * Authors:
+ * Rickard E. (Rik) Faith <faith@redhat.com>
+ *
+ */
+
+/** \file
+ * Provide support and helper functions for enqueing events received by
+ * the low-level input drivers. */
+
+#ifdef HAVE_DMX_CONFIG_H
+#include <dmx-config.h>
+#endif
+
+#define DMX_EVENTS_DEBUG 0
+
+#include "dmxinputinit.h"
+#include "dmxevents.h"
+#include "dmxcb.h"
+#include "dmxcommon.h"
+#include "dmxcursor.h"
+#include "dmxmotion.h"
+#include "dmxsigio.h"
+#include "dmxmap.h"
+
+#include <X11/keysym.h>
+#include "opaque.h"
+#include "inputstr.h"
+#include "inpututils.h"
+#include "mipointer.h"
+#include "mi.h"
+#include "exglobals.h"
+
+#include "xkbsrv.h"
+#include "XIstubs.h"
+
+static int dmxGlobalX, dmxGlobalY; /* Global cursor position */
+static int dmxGlobalInvalid; /* Flag indicating dmxCoreMotion
+ * should move the mouse anyway. */
+
+#if DMX_EVENTS_DEBUG
+#define DMXDBG0(f) dmxLog(dmxDebug,f)
+#define DMXDBG1(f,a) dmxLog(dmxDebug,f,a)
+#define DMXDBG2(f,a,b) dmxLog(dmxDebug,f,a,b)
+#define DMXDBG3(f,a,b,c) dmxLog(dmxDebug,f,a,b,c)
+#define DMXDBG4(f,a,b,c,d) dmxLog(dmxDebug,f,a,b,c,d)
+#define DMXDBG5(f,a,b,c,d,e) dmxLog(dmxDebug,f,a,b,c,d,e)
+#define DMXDBG6(f,a,b,c,d,e,g) dmxLog(dmxDebug,f,a,b,c,d,e,g)
+#define DMXDBG7(f,a,b,c,d,e,g,h) dmxLog(dmxDebug,f,a,b,c,d,e,g,h)
+#else
+#define DMXDBG0(f)
+#define DMXDBG1(f,a)
+#define DMXDBG2(f,a,b)
+#define DMXDBG3(f,a,b,c)
+#define DMXDBG4(f,a,b,c,d)
+#define DMXDBG5(f,a,b,c,d,e)
+#define DMXDBG6(f,a,b,c,d,e,g)
+#define DMXDBG7(f,a,b,c,d,e,g,h)
+#endif
+
+static int dmxApplyFunctions(DMXInputInfo *dmxInput, DMXFunctionType f)
+{
+ int i;
+ int rc = 0;
+
+ for (i = 0; i < dmxInput->numDevs; i+= dmxInput->devs[i]->binding)
+ if (dmxInput->devs[i]->functions)
+ rc += dmxInput->devs[i]->functions(dmxInput->devs[i]->private, f);
+ return rc;
+}
+
+static int dmxCheckFunctionKeys(DMXLocalInputInfoPtr dmxLocal,
+ int type,
+ KeySym keySym)
+{
+ DMXInputInfo *dmxInput = &dmxInputs[dmxLocal->inputIdx];
+
+#if 1 /* hack to detect ctrl-alt-q, etc */
+ static int ctrl = 0, alt = 0;
+ /* keep track of ctrl/alt key status */
+ if (type == KeyPress && keySym == 0xffe3) {
+ ctrl = 1;
+ }
+ else if (type == KeyRelease && keySym == 0xffe3) {
+ ctrl = 0;
+ }
+ else if (type == KeyPress && keySym == 0xffe9) {
+ alt = 1;
+ }
+ else if (type == KeyRelease && keySym == 0xffe9) {
+ alt = 0;
+ }
+ if (!ctrl || !alt)
+ return 0;
+#else
+ unsigned short state = 0;
+
+ if (dmxLocal->sendsCore)
+ state = dmxLocalCoreKeyboard->pDevice->key->state;
+ else if (dmxLocal->pDevice->key)
+ state = dmxLocal->pDevice->key->state;
+
+ DMXDBG3("dmxCheckFunctionKeys: keySym=0x%04x %s state=0x%04x\n",
+ keySym, type == KeyPress ? "press" : "release", state);
+
+ if ((state & (ControlMask|Mod1Mask)) != (ControlMask|Mod1Mask))
+ return 0;
+#endif
+
+ switch (keySym) {
+ case XK_g:
+ if (type == KeyPress)
+ dmxApplyFunctions(dmxInput, DMX_FUNCTION_GRAB);
+ return 1;
+ case XK_f:
+ if (type == KeyPress)
+ dmxApplyFunctions(dmxInput, DMX_FUNCTION_FINE);
+ return 1;
+ case XK_q:
+ if (type == KeyPress && dmxLocal->sendsCore)
+ if (dmxApplyFunctions(dmxInput, DMX_FUNCTION_TERMINATE)) {
+ dmxLog(dmxInfo, "User request for termination\n");
+ dispatchException |= DE_TERMINATE;
+ }
+ return 1;
+ }
+
+ return 0;
+}
+
+
+DMXScreenInfo *dmxFindFirstScreen(int x, int y)
+{
+ int i;
+
+ for (i = 0; i < dmxNumScreens; i++) {
+ DMXScreenInfo *dmxScreen = &dmxScreens[i];
+ if (dmxOnScreen(x, y, dmxScreen))
+ return dmxScreen;
+ }
+ return NULL;
+}
+
+
+/**
+ * Enqueue a motion event.
+ */
+static void enqueueMotion(DevicePtr pDev, int x, int y)
+{
+ GETDMXLOCALFROMPDEV;
+ DeviceIntPtr p = dmxLocal->pDevice;
+ int valuators[3];
+ int detail = 0; /* XXX should this be mask of pressed buttons? */
+ ValuatorMask mask;
+ valuators[0] = x;
+ valuators[1] = y;
+
+ valuator_mask_set_range(&mask, 0, 2, valuators);
+ QueuePointerEvents(p, MotionNotify, detail,
+ POINTER_ABSOLUTE | POINTER_SCREEN, &mask);
+ return;
+}
+
+
+void
+dmxCoreMotion(DevicePtr pDev, int x, int y, int delta, DMXBlockType block)
+{
+ DMXScreenInfo *dmxScreen;
+ DMXInputInfo *dmxInput;
+ ScreenPtr pScreen;
+ int localX;
+ int localY;
+ int i;
+
+ if (!dmxGlobalInvalid && dmxGlobalX == x && dmxGlobalY == y)
+ return;
+
+ DMXDBG5("dmxCoreMotion(%d,%d,%d) dmxGlobalX=%d dmxGlobalY=%d\n",
+ x, y, delta, dmxGlobalX, dmxGlobalY);
+
+ dmxGlobalInvalid = 0;
+ dmxGlobalX = x;
+ dmxGlobalY = y;
+
+ if (dmxGlobalX < 0)
+ dmxGlobalX = 0;
+ if (dmxGlobalY < 0)
+ dmxGlobalY = 0;
+ if (dmxGlobalX >= dmxGlobalWidth)
+ dmxGlobalX = dmxGlobalWidth + delta -1;
+ if (dmxGlobalY >= dmxGlobalHeight)
+ dmxGlobalY = dmxGlobalHeight + delta -1;
+
+ if ((dmxScreen = dmxFindFirstScreen(dmxGlobalX, dmxGlobalY))) {
+ localX = dmxGlobalX - dmxScreen->rootXOrigin;
+ localY = dmxGlobalY - dmxScreen->rootYOrigin;
+ if ((pScreen = miPointerGetScreen(inputInfo.pointer))
+ && pScreen->myNum == dmxScreen->index) {
+ /* Screen is old screen */
+ if (block)
+ dmxSigioBlock();
+ if (pDev)
+ enqueueMotion(pDev, localX, localY);
+ if (block)
+ dmxSigioUnblock();
+ } else {
+ /* Screen is new */
+ DMXDBG4(" New screen: old=%d new=%d localX=%d localY=%d\n",
+ pScreen->myNum, dmxScreen->index, localX, localY);
+ if (block)
+ dmxSigioBlock();
+ mieqProcessInputEvents();
+ miPointerSetScreen(inputInfo.pointer, dmxScreen->index,
+ localX, localY);
+ if (pDev)
+ enqueueMotion(pDev, localX, localY);
+ if (block)
+ dmxSigioUnblock();
+ }
+#if 00
+ miPointerGetPosition(inputInfo.pointer, &localX, &localY);
+
+ if ((pScreen = miPointerGetScreen(inputInfo.pointer))) {
+ dmxGlobalX = localX + dmxScreens[pScreen->myNum].rootXOrigin;
+ dmxGlobalY = localY + dmxScreens[pScreen->myNum].rootYOrigin;
+ ErrorF("Global is now %d, %d %d, %d\n", dmxGlobalX, dmxGlobalY,
+ localX, localY);
+ DMXDBG6(" Moved to dmxGlobalX=%d dmxGlobalY=%d"
+ " on screen index=%d/%d localX=%d localY=%d\n",
+ dmxGlobalX, dmxGlobalY,
+ dmxScreen ? dmxScreen->index : -1, pScreen->myNum,
+ localX, localY);
+ }
+#endif
+ }
+ /* Send updates down to all core input
+ * drivers */
+ for (i = 0, dmxInput = &dmxInputs[0]; i < dmxNumInputs; i++, dmxInput++) {
+ int j;
+ for (j = 0; j < dmxInput->numDevs; j += dmxInput->devs[j]->binding)
+ if (!dmxInput->detached
+ && dmxInput->devs[j]->sendsCore
+ && dmxInput->devs[j]->update_position)
+ dmxInput->devs[j]->update_position(dmxInput->devs[j]->private,
+ dmxGlobalX, dmxGlobalY);
+ }
+ if (!dmxScreen) ProcessInputEvents();
+}
+
+
+
+#define DMX_MAX_AXES 32 /* Max axes reported by this routine */
+static void dmxExtMotion(DMXLocalInputInfoPtr dmxLocal,
+ int *v, int firstAxis, int axesCount,
+ DMXMotionType type, DMXBlockType block)
+{
+ DeviceIntPtr pDevice = dmxLocal->pDevice;
+ xEvent xE[2 * DMX_MAX_AXES/6];
+ deviceKeyButtonPointer *xev = (deviceKeyButtonPointer *)xE;
+ deviceValuator *xv = (deviceValuator *)xev+1;
+ int thisX = 0;
+ int thisY = 0;
+ int count;
+ ValuatorMask mask;
+
+ memset(xE, 0, sizeof(xE));
+
+ if (axesCount > DMX_MAX_AXES) axesCount = DMX_MAX_AXES;
+
+ if ((valuator_get_mode(pDevice,0) == Relative) && axesCount == 2) {
+ /* The dmx console is a relative mode
+ * device that sometimes reports
+ * absolute motion. It only has two
+ * axes. */
+ if (type == DMX_RELATIVE) {
+ thisX = -v[0];
+ thisY = -v[1];
+ dmxLocal->lastX += thisX;
+ dmxLocal->lastY += thisY;
+ if (dmxLocal->update_position)
+ dmxLocal->update_position(dmxLocal->private,
+ dmxLocal->lastX, dmxLocal->lastY);
+ } else { /* Convert to relative */
+ if (dmxLocal->lastX || dmxLocal->lastY) {
+ thisX = v[0] - dmxLocal->lastX;
+ thisY = v[1] - dmxLocal->lastY;
+ }
+ dmxLocal->lastX = v[0];
+ dmxLocal->lastY = v[1];
+ }
+ v[0] = thisX;
+ v[1] = thisY;
+ }
+
+ if (axesCount <= 6) {
+ /* Optimize for the common case when
+ * only 1 or 2 axes change. */
+ xev->time = GetTimeInMillis();
+ xev->type = DeviceMotionNotify;
+ xev->detail = 0;
+ xev->deviceid = pDevice->id | MORE_EVENTS;
+
+ xv->type = DeviceValuator;
+ xv->deviceid = pDevice->id;
+ xv->num_valuators = axesCount;
+ xv->first_valuator = firstAxis;
+ switch (xv->num_valuators) {
+ case 6: xv->valuator5 = v[5];
+ case 5: xv->valuator4 = v[4];
+ case 4: xv->valuator3 = v[3];
+ case 3: xv->valuator2 = v[2];
+ case 2: xv->valuator1 = v[1];
+ case 1: xv->valuator0 = v[0];
+ }
+ count = 2;
+ } else {
+ int i;
+ for (i = 0, count = 0; i < axesCount; i += 6) {
+ xev->time = GetTimeInMillis();
+ xev->type = DeviceMotionNotify;
+ xev->detail = 0;
+ xev->deviceid = pDevice->id | MORE_EVENTS;
+ xev += 2;
+
+ xv->type = DeviceValuator;
+ xv->deviceid = pDevice->id;
+ xv->num_valuators = (i+6 >= axesCount ? axesCount - i : 6);
+ xv->first_valuator = firstAxis + i;
+ switch (xv->num_valuators) {
+ case 6: xv->valuator5 = v[i+5];
+ case 5: xv->valuator4 = v[i+4];
+ case 4: xv->valuator3 = v[i+3];
+ case 3: xv->valuator2 = v[i+2];
+ case 2: xv->valuator1 = v[i+1];
+ case 1: xv->valuator0 = v[i+0];
+ }
+ xv += 2;
+ count += 2;
+ }
+ }
+
+ if (block)
+ dmxSigioBlock();
+ valuator_mask_set_range(&mask, firstAxis, axesCount, v);
+ QueuePointerEvents(pDevice, MotionNotify, 0,
+ POINTER_ABSOLUTE, &mask);
+
+ if (block)
+ dmxSigioUnblock();
+}
+
+static int dmxTranslateAndEnqueueExtEvent(DMXLocalInputInfoPtr dmxLocal,
+ XEvent *e, DMXBlockType block)
+{
+ int type;
+ int event = -1;
+ XDeviceKeyEvent *ke = (XDeviceKeyEvent *)e;
+ XDeviceMotionEvent *me = (XDeviceMotionEvent *)e;
+ DeviceIntPtr pDevice = dmxLocal->pDevice;
+ int valuators[MAX_VALUATORS];
+ ValuatorMask mask;
+
+ if (!e)
+ return -1; /* No extended event passed, cannot handle */
+
+ if ((XID)dmxLocal->deviceId != ke->deviceid) {
+ /* Search for the correct dmxLocal,
+ * since backend and console events are
+ * picked up for the first device on
+ * that X server. */
+ int i;
+ DMXInputInfo *dmxInput = &dmxInputs[dmxLocal->inputIdx];
+ for (i = 0; i < dmxInput->numDevs; i++) {
+ dmxLocal = dmxInput->devs[i];
+ if ((XID)dmxLocal->deviceId == ke->deviceid)
+ break;
+ }
+ }
+
+ if ((XID)dmxLocal->deviceId != ke->deviceid
+ || (type = dmxMapLookup(dmxLocal, e->type)) < 0)
+ return -1; /* No mapping, so this event is unhandled */
+
+ switch (type) {
+ case XI_DeviceValuator: event = DeviceValuator; break;
+ case XI_DeviceKeyPress: event = KeyPress; break;
+ case XI_DeviceKeyRelease: event = KeyRelease; break;
+ case XI_DeviceButtonPress: event = ButtonPress; break;
+ case XI_DeviceButtonRelease: event = ButtonRelease; break;
+ case XI_DeviceMotionNotify: event = MotionNotify; break;
+ case XI_DeviceFocusIn: event = DeviceFocusIn; break;
+ case XI_DeviceFocusOut: event = DeviceFocusOut; break;
+ case XI_ProximityIn: event = ProximityIn; break;
+ case XI_ProximityOut: event = ProximityOut; break;
+ case XI_DeviceStateNotify: event = DeviceStateNotify; break;
+ case XI_DeviceMappingNotify: event = DeviceMappingNotify; break;
+ case XI_ChangeDeviceNotify: event = ChangeDeviceNotify; break;
+ case XI_DeviceKeystateNotify: event = DeviceStateNotify; break;
+ case XI_DeviceButtonstateNotify: event = DeviceStateNotify; break;
+ }
+
+#define EXTRACT_VALUATORS(ke, valuators) \
+ valuators[0] = ke->axis_data[0]; \
+ valuators[1] = ke->axis_data[1]; \
+ valuators[2] = ke->axis_data[2]; \
+ valuators[3] = ke->axis_data[3]; \
+ valuators[4] = ke->axis_data[4]; \
+ valuators[5] = ke->axis_data[5]; \
+
+ switch (type) {
+ case XI_DeviceKeyPress:
+ case XI_DeviceKeyRelease:
+ EXTRACT_VALUATORS(ke, valuators);
+ valuator_mask_set_range(&mask, ke->first_axis, ke->axes_count, valuators);
+ if (block)
+ dmxSigioBlock();
+ QueueKeyboardEvents(pDevice, event, ke->keycode, &mask);
+ if (block)
+ dmxSigioUnblock();
+ break;
+ case XI_DeviceButtonPress:
+ case XI_DeviceButtonRelease:
+ EXTRACT_VALUATORS(ke, valuators);
+ valuator_mask_set_range(&mask, ke->first_axis, ke->axes_count, valuators);
+ if (block)
+ dmxSigioBlock();
+ QueuePointerEvents(pDevice, event, ke->keycode,
+ POINTER_ABSOLUTE, &mask);
+ if (block)
+ dmxSigioUnblock();
+ break;
+ case XI_ProximityIn:
+ case XI_ProximityOut:
+ EXTRACT_VALUATORS(ke, valuators);
+ valuator_mask_set_range(&mask, ke->first_axis, ke->axes_count, valuators);
+ if (block)
+ dmxSigioBlock();
+ QueueProximityEvents(pDevice, event, &mask);
+ if (block)
+ dmxSigioUnblock();
+ break;
+
+ break;
+
+ case XI_DeviceMotionNotify:
+ dmxExtMotion(dmxLocal, me->axis_data, me->first_axis, me->axes_count,
+ DMX_ABSOLUTE, block);
+ break;
+ case XI_DeviceFocusIn:
+ case XI_DeviceFocusOut:
+ case XI_DeviceStateNotify:
+ case XI_DeviceMappingNotify:
+ case XI_ChangeDeviceNotify:
+ case XI_DeviceKeystateNotify:
+ case XI_DeviceButtonstateNotify:
+ /* These are ignored, since DMX will
+ * generate its own events of these
+ * types, as necessary.
+
+ * Perhaps ChangeDeviceNotify should
+ * generate an error, because it is
+ * unexpected? */
+ break;
+ case XI_DeviceValuator:
+ default:
+ dmxLog(dmxWarning,
+ "XInput extension event (remote=%d -> zero-based=%d)"
+ " not supported yet\n", e->type, type);
+ return -1;
+ }
+ return 0;
+}
+
+static int dmxGetButtonMapping(DMXLocalInputInfoPtr dmxLocal, int button)
+{
+ ButtonClassPtr b = dmxLocal->pDevice->button;
+
+ if (button > b->numButtons) { /* This shouldn't happen. */
+ dmxLog(dmxWarning, "Button %d pressed, but only %d buttons?!?\n",
+ button, b->numButtons);
+ return button;
+ }
+ return b->map[button];
+}
+
+/** Return DMX's notion of the pointer position in the global coordinate
+ * space. */
+void dmxGetGlobalPosition(int *x, int *y)
+{
+ *x = dmxGlobalX;
+ *y = dmxGlobalY;
+}
+
+/** Invalidate the global position for #dmxCoreMotion. */
+void dmxInvalidateGlobalPosition(void)
+{
+ dmxGlobalInvalid = 1;
+}
+
+/** Enqueue a motion event for \a pDev. The \a v vector has length \a
+ * axesCount, and contains values for each of the axes, starting at \a
+ * firstAxes.
+ *
+ * The \a type of the motion may be \a DMX_RELATIVE, \a DMX_ABSOLUTE, or
+ * \a DMX_ABSOLUTE_CONFINED (in the latter case, the pointer will not be
+ * allowed to move outside the global boundaires).
+ *
+ * If \a block is set to \a DMX_BLOCK, then the SIGIO handler will be
+ * blocked around calls to \a enqueueMotion(). */
+void dmxMotion(DevicePtr pDev, int *v, int firstAxes, int axesCount,
+ DMXMotionType type, DMXBlockType block)
+{
+ GETDMXLOCALFROMPDEV;
+
+ if (!dmxLocal->sendsCore) {
+ dmxExtMotion(dmxLocal, v, firstAxes, axesCount, type, block);
+ return;
+ }
+ if (axesCount == 2) {
+ switch (type) {
+ case DMX_RELATIVE:
+ dmxCoreMotion(pDev, dmxGlobalX - v[0], dmxGlobalY - v[1], 0, block);
+ break;
+ case DMX_ABSOLUTE:
+ dmxCoreMotion(pDev, v[0], v[1], 0, block);
+ break;
+ case DMX_ABSOLUTE_CONFINED:
+ dmxCoreMotion(pDev, v[0], v[1], -1, block);
+ break;
+ }
+ }
+}
+
+static KeySym dmxKeyCodeToKeySym(DMXLocalInputInfoPtr dmxLocal,
+ KeyCode keyCode)
+{
+ KeySym keysym = NoSymbol;
+ int effectiveGroup;
+ XkbSrvInfoPtr xkbi;
+
+ if (!dmxLocal || !dmxLocal->pDevice || !dmxLocal->pDevice->key)
+ goto out;
+
+ xkbi = dmxLocal->pDevice->key->xkbInfo;
+ effectiveGroup = XkbGetEffectiveGroup(xkbi, &xkbi->state, keyCode);
+
+ if (effectiveGroup == -1)
+ goto out;
+
+ keysym = XkbKeySym(xkbi->desc, keyCode, effectiveGroup);
+ DMXDBG2("dmxKeyCodeToKeySym: Translated keyCode=%d to keySym=0x%04x\n",
+ keyCode, keysym);
+
+out:
+ return keysym;
+}
+
+static KeyCode dmxKeySymToKeyCode(DMXLocalInputInfoPtr dmxLocal, KeySym keySym,
+ int tryFirst)
+{
+ /* FIXME: this is quite ineffective, converting to a core map first and
+ * then extracting the info from there. It'd be better to run the actual
+ * xkb map */
+ XkbSrvInfoPtr xkbi = dmxLocal->pDevice->key->xkbInfo;
+ KeySymsPtr pKeySyms = XkbGetCoreMap(dmxLocal->pDevice);
+ int i;
+
+ /* Optimize for similar maps */
+ if (XkbKeycodeInRange(xkbi->desc, tryFirst)
+ && pKeySyms->map[(tryFirst - xkbi->desc->min_key_code)
+ * pKeySyms->mapWidth] == keySym)
+ return tryFirst;
+
+ for (i = pKeySyms->minKeyCode; i <= pKeySyms->maxKeyCode; i++) {
+ if (pKeySyms->map[(i - pKeySyms->minKeyCode)
+ * pKeySyms->mapWidth] == keySym) {
+ DMXDBG3("dmxKeySymToKeyCode: Translated keySym=0x%04x to"
+ " keyCode=%d (reverses to core keySym=0x%04x)\n",
+ keySym, i, dmxKeyCodeToKeySym(dmxLocalCoreKeyboard,i));
+ return i;
+ }
+ }
+ return 0;
+}
+
+static int dmxFixup(DevicePtr pDev, int detail, KeySym keySym)
+{
+ GETDMXLOCALFROMPDEV;
+ int keyCode;
+
+ if (!dmxLocal->pDevice->key) {
+ dmxLog(dmxWarning, "dmxFixup: not a keyboard device (%s)\n",
+ dmxLocal->pDevice->name);
+ return NoSymbol;
+ }
+ if (!keySym)
+ keySym = dmxKeyCodeToKeySym(dmxLocal, detail);
+ if (keySym == NoSymbol)
+ return detail;
+ keyCode = dmxKeySymToKeyCode(dmxLocalCoreKeyboard, keySym, detail);
+
+ return keyCode ? keyCode : detail;
+}
+
+/** Enqueue an event from the \a pDev device with the
+ * specified \a type and \a detail. If the event is a KeyPress or
+ * KeyRelease event, then the \a keySym is also specified.
+ *
+ * FIXME: make the code do what the comment says, or remove this comment.
+ * If \a block is set to \a DMX_BLOCK, then the SIGIO handler will be
+ * blocked around calls to dmxeqEnqueue(). */
+
+void dmxEnqueue(DevicePtr pDev, int type, int detail, KeySym keySym,
+ XEvent *e, DMXBlockType block)
+{
+ GETDMXINPUTFROMPDEV;
+ xEvent xE;
+ DeviceIntPtr p = dmxLocal->pDevice;
+ int valuators[3];
+ ValuatorMask mask;
+
+ DMXDBG2("dmxEnqueue: Enqueuing type=%d detail=0x%0x\n", type, detail);
+
+ switch (type) {
+ case KeyPress:
+ case KeyRelease:
+ if (!keySym)
+ keySym = dmxKeyCodeToKeySym(dmxLocal, detail);
+ if (dmxCheckFunctionKeys(dmxLocal, type, keySym))
+ return;
+ if (dmxLocal->sendsCore && dmxLocal != dmxLocalCoreKeyboard)
+ xE.u.u.detail = dmxFixup(pDev, detail, keySym);
+
+ /*ErrorF("KEY %d sym %d\n", detail, (int) keySym);*/
+ QueueKeyboardEvents(p, type, detail, NULL);
+ return;
+
+ case ButtonPress:
+ case ButtonRelease:
+ detail = dmxGetButtonMapping(dmxLocal, detail);
+ valuator_mask_zero(&mask);
+ QueuePointerEvents(p, type, detail,
+ POINTER_ABSOLUTE | POINTER_SCREEN, &mask);
+ return;
+
+ case MotionNotify:
+ valuators[0] = e->xmotion.x;
+ valuators[1] = e->xmotion.y;
+ valuators[2] = e->xmotion.state; /* FIXME: WTF?? */
+ valuator_mask_set_range(&mask, 0, 3, valuators);
+ QueuePointerEvents(p, type, detail,
+ POINTER_ABSOLUTE | POINTER_SCREEN, &mask);
+ return;
+
+ case EnterNotify:
+ case LeaveNotify:
+ case KeymapNotify:
+ case MappingNotify: /* This is sent because we change the
+ * modifier map on the backend/console
+ * input device so that we have complete
+ * control of the input device LEDs. */
+ return;
+ default:
+ if (type == ProximityIn || type == ProximityOut) {
+ if (dmxLocal->sendsCore)
+ return; /* Not a core event */
+ break;
+ }
+ if (type >= LASTEvent) {
+ if (dmxTranslateAndEnqueueExtEvent(dmxLocal, e, block))
+ dmxLogInput(dmxInput, "Unhandled extension event: %d\n", type);
+ } else {
+ dmxLogInput(dmxInput, "Unhandled event: %d (%s)\n",
+ type, dmxEventName(type));
+ }
+ return;
+ }
+
+}
+
+/** A pointer to this routine is passed to low-level input drivers so
+ * that all special keychecking is unified to this file. This function
+ * returns 0 if no special keys have been pressed. If the user has
+ * requested termination of the DMX server, -1 is returned. If the user
+ * has requested a switch to a VT, then the (1-based) number of that VT
+ * is returned. */
+int dmxCheckSpecialKeys(DevicePtr pDev, KeySym keySym)
+{
+ GETDMXINPUTFROMPDEV;
+ int vt = 0;
+ unsigned short state = 0;
+
+ if (dmxLocal->sendsCore)
+ state = XkbStateFieldFromRec(&dmxLocalCoreKeyboard->pDevice->key->xkbInfo->state);
+ else if (dmxLocal->pDevice->key)
+ state = XkbStateFieldFromRec(&dmxLocal->pDevice->key->xkbInfo->state);
+
+ if (!dmxLocal->sendsCore) return 0; /* Only for core devices */
+
+ DMXDBG2("dmxCheckSpecialKeys: keySym=0x%04x state=0x%04x\n", keySym,state);
+
+ if ((state & (ControlMask|Mod1Mask)) != (ControlMask|Mod1Mask)) return 0;
+
+ switch (keySym) {
+ case XK_F1:
+ case XK_F2:
+ case XK_F3:
+ case XK_F4:
+ case XK_F5:
+ case XK_F6:
+ case XK_F7:
+ case XK_F8:
+ case XK_F9:
+ case XK_F10:
+ vt = keySym - XK_F1 + 1;
+ break;
+
+ case XK_F11:
+ case XK_F12:
+ vt = keySym - XK_F11 + 11;
+ break;
+
+ case XK_q: /* To avoid confusion */
+ case XK_BackSpace:
+ case XK_Delete:
+ case XK_KP_Delete:
+ dmxLog(dmxInfo, "User request for termination\n");
+ dispatchException |= DE_TERMINATE;
+ return -1; /* Terminate */
+ }
+
+ if (vt) {
+ dmxLog(dmxInfo, "Request to switch to VT %d\n", vt);
+ dmxInput->vt_switch_pending = vt;
+ return vt;
+ }
+
+ return 0; /* Do nothing */
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-14 12:11:26 +0000