diff options
Diffstat (limited to 'xorg-server/hw/dmx/input')
-rw-r--r-- | xorg-server/hw/dmx/input/dmxevents.c | 1600 |
1 files changed, 800 insertions, 800 deletions
diff --git a/xorg-server/hw/dmx/input/dmxevents.c b/xorg-server/hw/dmx/input/dmxevents.c index 15d80f5bb..c8dd92e47 100644 --- a/xorg-server/hw/dmx/input/dmxevents.c +++ b/xorg-server/hw/dmx/input/dmxevents.c @@ -1,800 +1,800 @@ -/* - * 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 i, nevents, valuators[3]; - EventListPtr events; - 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); - GetEventList(&events); - nevents = GetPointerEvents(events, p, MotionNotify, detail, - POINTER_ABSOLUTE | POINTER_SCREEN, &mask); - for (i = 0; i < nevents; i++) - mieqEnqueue(p, (InternalEvent*)(events + i)->event); - 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 i; - int count; - EventListPtr events; - int nevents; - 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 { - 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); - GetEventList(&events); - nevents = GetPointerEvents(events, pDevice, MotionNotify, 0, - POINTER_ABSOLUTE, &mask); - for (i = 0; i < nevents; i++) - mieqEnqueue(pDevice, (InternalEvent*)(events + i)->event); - - 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]; - EventListPtr events; - int nevents, i; - 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(); - GetEventList(&events); - nevents = GetKeyboardEvents(events, pDevice, event, - ke->keycode, &mask); - for (i = 0; i < nevents; i++) - mieqEnqueue(pDevice, (InternalEvent*)(events + i)->event); - - 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(); - GetEventList(&events); - nevents = GetPointerEvents(events, pDevice, event, ke->keycode, - POINTER_ABSOLUTE, &mask); - for (i = 0; i < nevents; i++) - mieqEnqueue(pDevice, (InternalEvent*)(events + i)->event); - - 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(); - GetEventList(&events); - nevents = GetProximityEvents(events, pDevice, event, &mask); - for (i = 0; i < nevents; i++) - mieqEnqueue(pDevice, (InternalEvent*)(events + i)->event); - - 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 i, nevents, valuators[3]; - EventListPtr events; - 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); - - GetEventList(&events); - /*ErrorF("KEY %d sym %d\n", detail, (int) keySym);*/ - nevents = GetKeyboardEvents(events, p, type, detail, NULL); - for (i = 0; i < nevents; i++) - mieqEnqueue(p, (InternalEvent*)(events + i)->event); - return; - - case ButtonPress: - case ButtonRelease: - detail = dmxGetButtonMapping(dmxLocal, detail); - valuator_mask_zero(&mask); - GetEventList(&events); - nevents = GetPointerEvents(events, p, type, detail, - POINTER_ABSOLUTE | POINTER_SCREEN, &mask); - for (i = 0; i < nevents; i++) - mieqEnqueue(p, (InternalEvent*)(events + i)->event); - return; - - case MotionNotify: - GetEventList(&events); - 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); - nevents = GetPointerEvents(events, p, type, detail, - POINTER_ABSOLUTE | POINTER_SCREEN, &mask); - for (i = 0; i < nevents; i++) - mieqEnqueue(p, (InternalEvent*)(events + i)->event); - 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 i, nevents, valuators[3];
+ EventListPtr events;
+ 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);
+ GetEventList(&events);
+ nevents = GetPointerEvents(events, p, MotionNotify, detail,
+ POINTER_ABSOLUTE | POINTER_SCREEN, &mask);
+ for (i = 0; i < nevents; i++)
+ mieqEnqueue(p, (InternalEvent*)(events + i)->event);
+ 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 i;
+ int count;
+ EventListPtr events;
+ int nevents;
+ 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 {
+ 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);
+ GetEventList(&events);
+ nevents = GetPointerEvents(events, pDevice, MotionNotify, 0,
+ POINTER_ABSOLUTE, &mask);
+ for (i = 0; i < nevents; i++)
+ mieqEnqueue(pDevice, (InternalEvent*)(events + i)->event);
+
+ 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];
+ EventListPtr events;
+ int nevents, i;
+ 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();
+ GetEventList(&events);
+ nevents = GetKeyboardEvents(events, pDevice, event,
+ ke->keycode, &mask);
+ for (i = 0; i < nevents; i++)
+ mieqEnqueue(pDevice, (InternalEvent*)(events + i)->event);
+
+ 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();
+ GetEventList(&events);
+ nevents = GetPointerEvents(events, pDevice, event, ke->keycode,
+ POINTER_ABSOLUTE, &mask);
+ for (i = 0; i < nevents; i++)
+ mieqEnqueue(pDevice, (InternalEvent*)(events + i)->event);
+
+ 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();
+ GetEventList(&events);
+ nevents = GetProximityEvents(events, pDevice, event, &mask);
+ for (i = 0; i < nevents; i++)
+ mieqEnqueue(pDevice, (InternalEvent*)(events + i)->event);
+
+ 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 i, nevents, valuators[3];
+ EventListPtr events;
+ 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);
+
+ GetEventList(&events);
+ /*ErrorF("KEY %d sym %d\n", detail, (int) keySym);*/
+ nevents = GetKeyboardEvents(events, p, type, detail, NULL);
+ for (i = 0; i < nevents; i++)
+ mieqEnqueue(p, (InternalEvent*)(events + i)->event);
+ return;
+
+ case ButtonPress:
+ case ButtonRelease:
+ detail = dmxGetButtonMapping(dmxLocal, detail);
+ valuator_mask_zero(&mask);
+ GetEventList(&events);
+ nevents = GetPointerEvents(events, p, type, detail,
+ POINTER_ABSOLUTE | POINTER_SCREEN, &mask);
+ for (i = 0; i < nevents; i++)
+ mieqEnqueue(p, (InternalEvent*)(events + i)->event);
+ return;
+
+ case MotionNotify:
+ GetEventList(&events);
+ 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);
+ nevents = GetPointerEvents(events, p, type, detail,
+ POINTER_ABSOLUTE | POINTER_SCREEN, &mask);
+ for (i = 0; i < nevents; i++)
+ mieqEnqueue(p, (InternalEvent*)(events + i)->event);
+ 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 */
+}
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