diff options
Diffstat (limited to 'dix/getevents.c')
| -rw-r--r-- | dix/getevents.c | 500 |
1 files changed, 247 insertions, 253 deletions
diff --git a/dix/getevents.c b/dix/getevents.c index 306d0ff09..fa85fe7cf 100644 --- a/dix/getevents.c +++ b/dix/getevents.c @@ -66,7 +66,7 @@ #include "exglobals.h" #include "exevents.h" #include "extnsionst.h" -#include "listdev.h" /* for sizing up DeviceClassesChangedEvent */ +#include "listdev.h" /* for sizing up DeviceClassesChangedEvent */ /* Number of motion history events to store. */ #define MOTION_HISTORY_SIZE 256 @@ -76,7 +76,7 @@ * QueuePointerEvents, QueueKeyboardEvents, and QueueProximityEvents. * This list is allocated on startup by the DIX. */ -InternalEvent* InputEventList = NULL; +InternalEvent *InputEventList = NULL; /** * Pick some arbitrary size for Xi motion history. @@ -152,12 +152,12 @@ key_is_down(DeviceIntPtr pDev, int key_code, int type) static Bool key_autorepeats(DeviceIntPtr pDev, int key_code) { - return !!(pDev->kbdfeed->ctrl.autoRepeats[key_code >> 3] & - (1 << (key_code & 7))); + return ! !(pDev->kbdfeed->ctrl.autoRepeats[key_code >> 3] & + (1 << (key_code & 7))); } static void -init_event(DeviceIntPtr dev, DeviceEvent* event, Time ms) +init_event(DeviceIntPtr dev, DeviceEvent *event, Time ms) { memset(event, 0, sizeof(DeviceEvent)); event->header = ET_Internal; @@ -184,15 +184,31 @@ init_raw(DeviceIntPtr dev, RawDeviceEvent *event, Time ms, int type, int detail) memset(event, 0, sizeof(RawDeviceEvent)); event->header = ET_Internal; event->length = sizeof(RawDeviceEvent); - switch(type) { - case MotionNotify: event->type = ET_RawMotion; break; - case ButtonPress: event->type = ET_RawButtonPress; break; - case ButtonRelease: event->type = ET_RawButtonRelease; break; - case KeyPress: event->type = ET_RawKeyPress; break; - case KeyRelease: event->type = ET_RawKeyRelease; break; - case XI_TouchBegin: event->type = ET_RawTouchBegin; break; - case XI_TouchUpdate: event->type = ET_RawTouchUpdate; break; - case XI_TouchEnd: event->type = ET_RawTouchEnd; break; + switch (type) { + case MotionNotify: + event->type = ET_RawMotion; + break; + case ButtonPress: + event->type = ET_RawButtonPress; + break; + case ButtonRelease: + event->type = ET_RawButtonRelease; + break; + case KeyPress: + event->type = ET_RawKeyPress; + break; + case KeyRelease: + event->type = ET_RawKeyRelease; + break; + case XI_TouchBegin: + event->type = ET_RawTouchBegin; + break; + case XI_TouchUpdate: + event->type = ET_RawTouchUpdate; + break; + case XI_TouchEnd: + event->type = ET_RawTouchEnd; + break; } event->time = ms; event->deviceid = dev->id; @@ -201,32 +217,27 @@ init_raw(DeviceIntPtr dev, RawDeviceEvent *event, Time ms, int type, int detail) } static void -set_raw_valuators(RawDeviceEvent *event, ValuatorMask *mask, double* data) +set_raw_valuators(RawDeviceEvent *event, ValuatorMask *mask, double *data) { int i; - for (i = 0; i < valuator_mask_size(mask); i++) - { - if (valuator_mask_isset(mask, i)) - { + for (i = 0; i < valuator_mask_size(mask); i++) { + if (valuator_mask_isset(mask, i)) { SetBit(event->valuators.mask, i); data[i] = valuator_mask_get_double(mask, i); } } } - static void -set_valuators(DeviceIntPtr dev, DeviceEvent* event, ValuatorMask *mask) +set_valuators(DeviceIntPtr dev, DeviceEvent *event, ValuatorMask *mask) { int i; /* Set the data to the previous value for unset absolute axes. The values * may be used when sent as part of an XI 1.x valuator event. */ - for (i = 0; i < valuator_mask_size(mask); i++) - { - if (valuator_mask_isset(mask, i)) - { + for (i = 0; i < valuator_mask_size(mask); i++) { + if (valuator_mask_isset(mask, i)) { SetBit(event->valuators.mask, i); if (valuator_get_mode(dev, i) == Absolute) SetBit(event->valuators.mode, i); @@ -238,10 +249,8 @@ set_valuators(DeviceIntPtr dev, DeviceEvent* event, ValuatorMask *mask) } void -CreateClassesChangedEvent(InternalEvent* event, - DeviceIntPtr master, - DeviceIntPtr slave, - int flags) +CreateClassesChangedEvent(InternalEvent *event, + DeviceIntPtr master, DeviceIntPtr slave, int flags) { int i; DeviceChangedEvent *dce; @@ -258,17 +267,14 @@ CreateClassesChangedEvent(InternalEvent* event, dce->flags = flags; dce->sourceid = slave->id; - if (slave->button) - { + if (slave->button) { dce->buttons.num_buttons = slave->button->numButtons; for (i = 0; i < dce->buttons.num_buttons; i++) dce->buttons.names[i] = slave->button->labels[i]; } - if (slave->valuator) - { + if (slave->valuator) { dce->num_valuators = slave->valuator->numAxes; - for (i = 0; i < dce->num_valuators; i++) - { + for (i = 0; i < dce->num_valuators; i++) { dce->valuators[i].min = slave->valuator->axes[i].min_value; dce->valuators[i].max = slave->valuator->axes[i].max_value; dce->valuators[i].resolution = slave->valuator->axes[i].resolution; @@ -277,8 +283,7 @@ CreateClassesChangedEvent(InternalEvent* event, dce->valuators[i].scroll = slave->valuator->axes[i].scroll; } } - if (slave->key) - { + if (slave->key) { dce->keys.min_keycode = slave->key->xkbInfo->desc->min_key_code; dce->keys.max_keycode = slave->key->xkbInfo->desc->max_key_code; } @@ -306,7 +311,7 @@ rescaleValuatorAxis(double coord, AxisInfoPtr from, AxisInfoPtr to, if (fmin == tmin && fmax == tmax) return coord; - if (fmax == fmin) /* avoid division by 0 */ + if (fmax == fmin) /* avoid division by 0 */ return 0.0; return (coord - fmin) * (tmax - tmin) / (fmax - fmin) + tmin; @@ -323,7 +328,6 @@ rescaleValuatorAxis(double coord, AxisInfoPtr from, AxisInfoPtr to, static void updateSlaveDeviceCoords(DeviceIntPtr master, DeviceIntPtr pDev) { - ScreenPtr scr = miPointerGetScreen(pDev); int i; DeviceIntPtr lastSlave; @@ -336,19 +340,19 @@ updateSlaveDeviceCoords(DeviceIntPtr master, DeviceIntPtr pDev) return; /* scale back to device coordinates */ - if(pDev->valuator->numAxes > 0) - { + if (pDev->valuator->numAxes > 0) { pDev->last.valuators[0] = rescaleValuatorAxis(pDev->last.valuators[0], NULL, pDev->valuator->axes + 0, - 0, scr->width); + screenInfo.x, + screenInfo.width); } - if(pDev->valuator->numAxes > 1) - { + if (pDev->valuator->numAxes > 1) { pDev->last.valuators[1] = rescaleValuatorAxis(pDev->last.valuators[1], NULL, pDev->valuator->axes + 1, - 0, scr->height); + screenInfo.y, + screenInfo.height); } /* calculate the other axis as well based on info from the old @@ -357,14 +361,13 @@ updateSlaveDeviceCoords(DeviceIntPtr master, DeviceIntPtr pDev) */ if ((lastSlave = master->last.slave) && lastSlave->valuator) { for (i = 2; i < pDev->valuator->numAxes; i++) { - if (i >= lastSlave->valuator->numAxes) - { + if (i >= lastSlave->valuator->numAxes) { pDev->last.valuators[i] = 0; valuator_mask_set_double(pDev->last.scroll, i, 0); } - else - { + else { double val = pDev->last.valuators[i]; + val = rescaleValuatorAxis(val, lastSlave->valuator->axes + i, pDev->valuator->axes + i, 0, 0); pDev->last.valuators[i] = val; @@ -382,6 +385,7 @@ void AllocateMotionHistory(DeviceIntPtr pDev) { int size; + free(pDev->valuator->motion); if (pDev->valuator->numMotionEvents < 1) @@ -396,6 +400,7 @@ AllocateMotionHistory(DeviceIntPtr pDev) else { ValuatorClassPtr v = pDev->valuator; int numAxes; + /* XI1 doesn't understand mixed mode devices */ for (numAxes = 0; numAxes < v->numAxes; numAxes++) if (valuator_get_mode(pDev, numAxes) != valuator_get_mode(pDev, 0)) @@ -410,7 +415,7 @@ AllocateMotionHistory(DeviceIntPtr pDev) pDev->valuator->last_motion = 0; if (!pDev->valuator->motion) ErrorF("[dix] %s: Failed to alloc motion history (%d bytes).\n", - pDev->name, size * pDev->valuator->numMotionEvents); + pDev->name, size * pDev->valuator->numMotionEvents); } /** @@ -421,19 +426,20 @@ AllocateMotionHistory(DeviceIntPtr pDev) * If core is set, we only generate x/y, in INT16, scaled to screen coords. */ int -GetMotionHistory(DeviceIntPtr pDev, xTimecoord **buff, unsigned long start, +GetMotionHistory(DeviceIntPtr pDev, xTimecoord ** buff, unsigned long start, unsigned long stop, ScreenPtr pScreen, BOOL core) { char *ibuff = NULL, *obuff; int i = 0, ret = 0; int j, coord; Time current; + /* The size of a single motion event. */ int size; - AxisInfo from, *to; /* for scaling */ - INT32 *ocbuf, *icbuf; /* pointer to coordinates for copying */ + AxisInfo from, *to; /* for scaling */ + INT32 *ocbuf, *icbuf; /* pointer to coordinates for copying */ INT16 *corebuf; - AxisInfo core_axis = {0}; + AxisInfo core_axis = { 0 }; if (!pDev->valuator || !pDev->valuator->numMotionEvents) return 0; @@ -449,7 +455,7 @@ GetMotionHistory(DeviceIntPtr pDev, xTimecoord **buff, unsigned long start, *buff = malloc(size * pDev->valuator->numMotionEvents); if (!(*buff)) return 0; - obuff = (char *)*buff; + obuff = (char *) *buff; for (i = pDev->valuator->first_motion; i != pDev->valuator->last_motion; @@ -464,12 +470,11 @@ GetMotionHistory(DeviceIntPtr pDev, xTimecoord **buff, unsigned long start, return ret; } else if (current >= start) { - if (core) - { - memcpy(obuff, ibuff, sizeof(Time)); /* copy timestamp */ + if (core) { + memcpy(obuff, ibuff, sizeof(Time)); /* copy timestamp */ - icbuf = (INT32*)(ibuff + sizeof(Time)); - corebuf = (INT16*)(obuff + sizeof(Time)); + icbuf = (INT32 *) (ibuff + sizeof(Time)); + corebuf = (INT16 *) (obuff + sizeof(Time)); /* fetch x coordinate + range */ memcpy(&from.min_value, icbuf++, sizeof(INT32)); @@ -479,7 +484,8 @@ GetMotionHistory(DeviceIntPtr pDev, xTimecoord **buff, unsigned long start, /* scale to screen coords */ to = &core_axis; to->max_value = pScreen->width; - coord = rescaleValuatorAxis(coord, &from, to, 0, pScreen->width); + coord = + rescaleValuatorAxis(coord, &from, to, 0, pScreen->width); memcpy(corebuf, &coord, sizeof(INT16)); corebuf++; @@ -490,17 +496,17 @@ GetMotionHistory(DeviceIntPtr pDev, xTimecoord **buff, unsigned long start, memcpy(&coord, icbuf++, sizeof(INT32)); to->max_value = pScreen->height; - coord = rescaleValuatorAxis(coord, &from, to, 0, pScreen->height); + coord = + rescaleValuatorAxis(coord, &from, to, 0, pScreen->height); memcpy(corebuf, &coord, sizeof(INT16)); - } else if (IsMaster(pDev)) - { - memcpy(obuff, ibuff, sizeof(Time)); /* copy timestamp */ + } + else if (IsMaster(pDev)) { + memcpy(obuff, ibuff, sizeof(Time)); /* copy timestamp */ - ocbuf = (INT32*)(obuff + sizeof(Time)); - icbuf = (INT32*)(ibuff + sizeof(Time)); - for (j = 0; j < MAX_VALUATORS; j++) - { + ocbuf = (INT32 *) (obuff + sizeof(Time)); + icbuf = (INT32 *) (ibuff + sizeof(Time)); + for (j = 0; j < MAX_VALUATORS; j++) { if (j >= pDev->valuator->numAxes) break; @@ -509,7 +515,9 @@ GetMotionHistory(DeviceIntPtr pDev, xTimecoord **buff, unsigned long start, memcpy(&from.max_value, icbuf++, sizeof(INT32)); memcpy(&coord, icbuf++, sizeof(INT32)); - to = (j < pDev->valuator->numAxes) ? &pDev->valuator->axes[j] : NULL; + to = (j < + pDev->valuator->numAxes) ? &pDev->valuator-> + axes[j] : NULL; /* x/y scaled to screen if no range is present */ if (j == 0 && (from.max_value < from.min_value)) @@ -522,7 +530,8 @@ GetMotionHistory(DeviceIntPtr pDev, xTimecoord **buff, unsigned long start, memcpy(ocbuf, &coord, sizeof(INT32)); ocbuf++; } - } else + } + else memcpy(obuff, ibuff, size); /* don't advance by size here. size may be different to the @@ -530,7 +539,8 @@ GetMotionHistory(DeviceIntPtr pDev, xTimecoord **buff, unsigned long start, if (core) obuff += sizeof(INT32) + sizeof(Time); else - obuff += (sizeof(INT32) * pDev->valuator->numAxes) + sizeof(Time); + obuff += + (sizeof(INT32) * pDev->valuator->numAxes) + sizeof(Time); ret++; } } @@ -538,7 +548,6 @@ GetMotionHistory(DeviceIntPtr pDev, xTimecoord **buff, unsigned long start, return ret; } - /** * Update the motion history for a specific device, with the list of * valuators. @@ -562,24 +571,22 @@ updateMotionHistory(DeviceIntPtr pDev, CARD32 ms, ValuatorMask *mask, return; v = pDev->valuator; - if (IsMaster(pDev)) - { + if (IsMaster(pDev)) { buff += ((sizeof(INT32) * 3 * MAX_VALUATORS) + sizeof(CARD32)) * - v->last_motion; + v->last_motion; memcpy(buff, &ms, sizeof(Time)); buff += sizeof(Time); memset(buff, 0, sizeof(INT32) * 3 * MAX_VALUATORS); - for (i = 0; i < v->numAxes; i++) - { + for (i = 0; i < v->numAxes; i++) { int val; + /* XI1 doesn't support mixed mode devices */ if (valuator_get_mode(pDev, i) != valuator_get_mode(pDev, 0)) break; - if (valuator_mask_size(mask) <= i || !valuator_mask_isset(mask, i)) - { + if (valuator_mask_size(mask) <= i || !valuator_mask_isset(mask, i)) { buff += 3 * sizeof(INT32); continue; } @@ -591,8 +598,8 @@ updateMotionHistory(DeviceIntPtr pDev, CARD32 ms, ValuatorMask *mask, memcpy(buff, &val, sizeof(INT32)); buff += sizeof(INT32); } - } else - { + } + else { buff += ((sizeof(INT32) * pDev->valuator->numAxes) + sizeof(CARD32)) * pDev->valuator->last_motion; @@ -602,11 +609,10 @@ updateMotionHistory(DeviceIntPtr pDev, CARD32 ms, ValuatorMask *mask, memset(buff, 0, sizeof(INT32) * pDev->valuator->numAxes); - for (i = 0; i < MAX_VALUATORS; i++) - { + for (i = 0; i < MAX_VALUATORS; i++) { int val; - if (valuator_mask_size(mask) <= i || !valuator_mask_isset(mask, i)) - { + + if (valuator_mask_size(mask) <= i || !valuator_mask_isset(mask, i)) { buff += sizeof(INT32); continue; } @@ -621,12 +627,11 @@ updateMotionHistory(DeviceIntPtr pDev, CARD32 ms, ValuatorMask *mask, /* If we're wrapping around, just keep the circular buffer going. */ if (pDev->valuator->first_motion == pDev->valuator->last_motion) pDev->valuator->first_motion = (pDev->valuator->first_motion + 1) % - pDev->valuator->numMotionEvents; + pDev->valuator->numMotionEvents; return; } - /** * Returns the maximum number of events GetKeyboardEvents * and GetPointerEvents will ever return. @@ -634,7 +639,8 @@ updateMotionHistory(DeviceIntPtr pDev, CARD32 ms, ValuatorMask *mask, * This MUST be absolutely constant, from init until exit. */ int -GetMaximumEventsNum(void) { +GetMaximumEventsNum(void) +{ /* One raw event * One device event * One possible device changed event @@ -644,7 +650,6 @@ GetMaximumEventsNum(void) { return 100; } - /** * Clip an axis to its bounds, which are declared in the call to * InitValuatorAxisClassStruct. @@ -678,9 +683,9 @@ clipValuators(DeviceIntPtr pDev, ValuatorMask *mask) int i; for (i = 0; i < valuator_mask_size(mask); i++) - if (valuator_mask_isset(mask, i)) - { + if (valuator_mask_isset(mask, i)) { double val = valuator_mask_get_double(mask, i); + clipAxis(pDev, i, &val); valuator_mask_set_double(mask, i, val); } @@ -698,18 +703,21 @@ clipValuators(DeviceIntPtr pDev, ValuatorMask *mask) * events if a DCCE was generated. * @return The updated @events pointer. */ -InternalEvent* -UpdateFromMaster(InternalEvent* events, DeviceIntPtr dev, int type, int *num_events) +InternalEvent * +UpdateFromMaster(InternalEvent *events, DeviceIntPtr dev, int type, + int *num_events) { DeviceIntPtr master; - master = GetMaster(dev, (type & DEVCHANGE_POINTER_EVENT) ? MASTER_POINTER : MASTER_KEYBOARD); + master = + GetMaster(dev, + (type & DEVCHANGE_POINTER_EVENT) ? MASTER_POINTER : + MASTER_KEYBOARD); - if (master && master->last.slave != dev) - { - CreateClassesChangedEvent(events, master, dev, type | DEVCHANGE_SLAVE_SWITCH); - if (IsPointerDevice(master)) - { + if (master && master->last.slave != dev) { + CreateClassesChangedEvent(events, master, dev, + type | DEVCHANGE_SLAVE_SWITCH); + if (IsPointerDevice(master)) { updateSlaveDeviceCoords(master, dev); master->last.numValuators = dev->last.numValuators; } @@ -731,8 +739,7 @@ clipAbsolute(DeviceIntPtr dev, ValuatorMask *mask) { int i; - for (i = 0; i < valuator_mask_size(mask); i++) - { + for (i = 0; i < valuator_mask_size(mask); i++) { double val; if (!valuator_mask_isset(mask, i)) @@ -756,8 +763,7 @@ moveRelative(DeviceIntPtr dev, ValuatorMask *mask) Bool clip_xy = IsMaster(dev) || !IsFloating(dev); /* calc other axes, clip, drop back into valuators */ - for (i = 0; i < valuator_mask_size(mask); i++) - { + for (i = 0; i < valuator_mask_size(mask); i++) { double val = dev->last.valuators[i]; if (!valuator_mask_isset(mask, i)) @@ -780,7 +786,7 @@ moveRelative(DeviceIntPtr dev, ValuatorMask *mask) * @param ms Current time. */ static void -accelPointer(DeviceIntPtr dev, ValuatorMask* valuators, CARD32 ms) +accelPointer(DeviceIntPtr dev, ValuatorMask *valuators, CARD32 ms) { if (dev->valuator->accelScheme.AccelSchemeProc) dev->valuator->accelScheme.AccelSchemeProc(dev, valuators, ms); @@ -800,16 +806,14 @@ scale_from_screen(DeviceIntPtr dev, ValuatorMask *mask) double scaled; ScreenPtr scr = miPointerGetScreen(dev); - if (valuator_mask_isset(mask, 0)) - { + if (valuator_mask_isset(mask, 0)) { scaled = valuator_mask_get_double(mask, 0) + scr->x; scaled = rescaleValuatorAxis(scaled, NULL, dev->valuator->axes + 0, 0, scr->width); valuator_mask_set_double(mask, 0, scaled); } - if (valuator_mask_isset(mask, 1)) - { + if (valuator_mask_isset(mask, 1)) { scaled = valuator_mask_get_double(mask, 1) + scr->y; scaled = rescaleValuatorAxis(scaled, NULL, dev->valuator->axes + 1, @@ -818,7 +822,6 @@ scale_from_screen(DeviceIntPtr dev, ValuatorMask *mask) } } - /** * Scale from (absolute) device to screen coordinates here, * @@ -834,15 +837,13 @@ scale_from_screen(DeviceIntPtr dev, ValuatorMask *mask) */ static ScreenPtr scale_to_desktop(DeviceIntPtr dev, ValuatorMask *mask, - double *devx, double *devy, - double *screenx, double *screeny) + double *devx, double *devy, double *screenx, double *screeny) { ScreenPtr scr = miPointerGetScreen(dev); double x, y; BUG_WARN(!dev->valuator || dev->valuator->numAxes < 2); - if (!dev->valuator || dev->valuator->numAxes < 2) - { + if (!dev->valuator || dev->valuator->numAxes < 2) { /* if we have no axes, last.valuators must be in screen coords * anyway */ *devx = *screenx = dev->last.valuators[0]; @@ -895,8 +896,7 @@ scale_to_desktop(DeviceIntPtr dev, ValuatorMask *mask, */ static ScreenPtr positionSprite(DeviceIntPtr dev, int mode, ValuatorMask *mask, - double *devx, double *devy, - double *screenx, double *screeny) + double *devx, double *devy, double *screenx, double *screeny) { ScreenPtr scr = miPointerGetScreen(dev); double tmpx, tmpy; @@ -927,14 +927,16 @@ positionSprite(DeviceIntPtr dev, int mode, ValuatorMask *mask, /* Recalculate the per-screen device coordinates */ if (valuator_mask_isset(mask, 0)) { double x; - x = rescaleValuatorAxis(*screenx - scr->x, NULL, dev->valuator->axes + 0, - 0, scr->width); + + x = rescaleValuatorAxis(*screenx - scr->x, NULL, + dev->valuator->axes + 0, 0, scr->width); valuator_mask_set_double(mask, 0, x); } if (valuator_mask_isset(mask, 1)) { double y; - y = rescaleValuatorAxis(*screeny - scr->y, NULL, dev->valuator->axes + 1, - 0, scr->height); + + y = rescaleValuatorAxis(*screeny - scr->y, NULL, + dev->valuator->axes + 1, 0, scr->height); valuator_mask_set_double(mask, 1, y); } @@ -956,9 +958,9 @@ updateHistory(DeviceIntPtr dev, ValuatorMask *mask, CARD32 ms) return; updateMotionHistory(dev, ms, mask, dev->last.valuators); - if(!IsMaster(dev) && !IsFloating(dev)) - { + if (!IsMaster(dev) && !IsFloating(dev)) { DeviceIntPtr master = GetMaster(dev, MASTER_POINTER); + updateMotionHistory(master, ms, mask, dev->last.valuators); } } @@ -967,12 +969,13 @@ static void queueEventList(DeviceIntPtr device, InternalEvent *events, int nevents) { int i; + for (i = 0; i < nevents; i++) mieqEnqueue(device, &events[i]); } static void -event_set_root_coordinates(DeviceEvent* event, double x, double y) +event_set_root_coordinates(DeviceEvent *event, double x, double y) { event->root_x = trunc(x); event->root_y = trunc(y); @@ -1015,7 +1018,8 @@ QueueKeyboardEvents(DeviceIntPtr device, int type, */ int GetKeyboardEvents(InternalEvent *events, DeviceIntPtr pDev, int type, - int key_code, const ValuatorMask *mask_in) { + int key_code, const ValuatorMask *mask_in) +{ int num_events = 0; CARD32 ms = 0; DeviceEvent *event; @@ -1026,19 +1030,20 @@ GetKeyboardEvents(InternalEvent *events, DeviceIntPtr pDev, int type, if (!pDev->enabled) return 0; - if (!events ||!pDev->key || !pDev->focus || !pDev->kbdfeed || - (type != KeyPress && type != KeyRelease) || - (key_code < 8 || key_code > 255)) + if (!events || !pDev->key || !pDev->focus || !pDev->kbdfeed || + (type != KeyPress && type != KeyRelease) || + (key_code < 8 || key_code > 255)) return 0; if (mask_in && valuator_mask_size(mask_in) > 1) { ErrorF("[dix] the server does not handle valuator masks with " - "keyboard events. This is a bug. You may fix it.\n"); + "keyboard events. This is a bug. You may fix it.\n"); } num_events = 1; - events = UpdateFromMaster(events, pDev, DEVCHANGE_KEYBOARD_EVENT, &num_events); + events = + UpdateFromMaster(events, pDev, DEVCHANGE_KEYBOARD_EVENT, &num_events); /* Handle core repeating, via press/release/press/release. */ if (type == KeyPress && key_is_down(pDev, key_code, KEY_POSTED)) { @@ -1071,11 +1076,11 @@ GetKeyboardEvents(InternalEvent *events, DeviceIntPtr pDev, int type, if (type == KeyPress) { event->type = ET_KeyPress; - set_key_down(pDev, key_code, KEY_POSTED); + set_key_down(pDev, key_code, KEY_POSTED); } else if (type == KeyRelease) { event->type = ET_KeyRelease; - set_key_up(pDev, key_code, KEY_POSTED); + set_key_up(pDev, key_code, KEY_POSTED); } clipValuators(pDev, &mask); @@ -1083,10 +1088,11 @@ GetKeyboardEvents(InternalEvent *events, DeviceIntPtr pDev, int type, set_valuators(pDev, event, &mask); if (!IsFloating(pDev)) { - DeviceIntPtr master = GetMaster(pDev, MASTER_POINTER); - event_set_root_coordinates(event, - master->last.valuators[0], - master->last.valuators[1]); + DeviceIntPtr master = GetMaster(pDev, MASTER_POINTER); + + event_set_root_coordinates(event, + master->last.valuators[0], + master->last.valuators[1]); } return num_events; @@ -1099,10 +1105,11 @@ GetKeyboardEvents(InternalEvent *events, DeviceIntPtr pDev, int type, * * @param num_events Number of elements in list. */ -InternalEvent* +InternalEvent * InitEventList(int num_events) { InternalEvent *events = calloc(num_events, sizeof(InternalEvent)); + return events; } @@ -1125,7 +1132,7 @@ FreeEventList(InternalEvent *list, int num_events) static void transform(struct pixman_f_transform *m, double *x, double *y) { - struct pixman_f_vector p = {.v = {*x, *y, 1}}; + struct pixman_f_vector p = {.v = {*x, *y, 1} }; pixman_f_transform_point(m, &p); *x = p.v[0]; @@ -1166,8 +1173,7 @@ transformAbsolute(DeviceIntPtr dev, ValuatorMask *mask) static void storeLastValuators(DeviceIntPtr dev, ValuatorMask *mask, - int xaxis, int yaxis, - double devx, double devy) + int xaxis, int yaxis, double devx, double devy) { int i; @@ -1177,8 +1183,7 @@ storeLastValuators(DeviceIntPtr dev, ValuatorMask *mask, if (valuator_mask_isset(mask, yaxis)) dev->last.valuators[1] = devy; - for (i = 0; i < valuator_mask_size(mask); i++) - { + for (i = 0; i < valuator_mask_size(mask); i++) { if (i == xaxis || i == yaxis) continue; @@ -1207,7 +1212,8 @@ QueuePointerEvents(DeviceIntPtr device, int type, { int nevents; - nevents = GetPointerEvents(InputEventList, device, type, buttons, flags, mask); + nevents = + GetPointerEvents(InputEventList, device, type, buttons, flags, mask); queueEventList(device, InputEventList, nevents); } @@ -1259,68 +1265,68 @@ fill_pointer_events(InternalEvent *events, DeviceIntPtr pDev, int type, int num_events = 1; DeviceEvent *event; RawDeviceEvent *raw; - double screenx = 0.0, screeny = 0.0; /* desktop coordinate system */ - double devx = 0.0, devy = 0.0; /* desktop-wide in device coords */ + double screenx = 0.0, screeny = 0.0; /* desktop coordinate system */ + double devx = 0.0, devy = 0.0; /* desktop-wide in device coords */ ValuatorMask mask; ScreenPtr scr; - switch (type) - { - case MotionNotify: - if (!pDev->valuator) - { - ErrorF("[dix] motion events from device %d without valuators\n", pDev->id); - return 0; - } - if (!mask_in || valuator_mask_num_valuators(mask_in) <= 0) - return 0; - break; - case ButtonPress: - case ButtonRelease: - if (!pDev->button || !buttons) - return 0; - if (mask_in && valuator_mask_size(mask_in) > 0 && !pDev->valuator) - { - ErrorF("[dix] button event with valuator from device %d without valuators\n", pDev->id); - return 0; - } - break; - default: + switch (type) { + case MotionNotify: + if (!pDev->valuator) { + ErrorF("[dix] motion events from device %d without valuators\n", + pDev->id); + return 0; + } + if (!mask_in || valuator_mask_num_valuators(mask_in) <= 0) return 0; + break; + case ButtonPress: + case ButtonRelease: + if (!pDev->button || !buttons) + return 0; + if (mask_in && valuator_mask_size(mask_in) > 0 && !pDev->valuator) { + ErrorF + ("[dix] button event with valuator from device %d without valuators\n", + pDev->id); + return 0; + } + break; + default: + return 0; } valuator_mask_copy(&mask, mask_in); - if ((flags & POINTER_NORAW) == 0) - { - raw = &events->raw_event; - events++; - num_events++; + if ((flags & POINTER_NORAW) == 0) { + raw = &events->raw_event; + events++; + num_events++; - init_raw(pDev, raw, ms, type, buttons); + init_raw(pDev, raw, ms, type, buttons); set_raw_valuators(raw, &mask, raw->valuators.data_raw); } /* valuators are in driver-native format (rel or abs) */ - if (flags & POINTER_ABSOLUTE) - { - if (flags & POINTER_SCREEN) /* valuators are in screen coords */ + if (flags & POINTER_ABSOLUTE) { + if (flags & POINTER_SCREEN) /* valuators are in screen coords */ scale_from_screen(pDev, &mask); transformAbsolute(pDev, &mask); clipAbsolute(pDev, &mask); - } else { + if ((flags & POINTER_NORAW) == 0) + set_raw_valuators(raw, &mask, raw->valuators.data); + } + else { if (flags & POINTER_ACCELERATE) accelPointer(pDev, &mask, ms); + if ((flags & POINTER_NORAW) == 0) + set_raw_valuators(raw, &mask, raw->valuators.data); + moveRelative(pDev, &mask); } /* valuators are in device coordinate system in absolute coordinates */ - - if ((flags & POINTER_NORAW) == 0) - set_raw_valuators(raw, &mask, raw->valuators.data); - scale_to_desktop(pDev, &mask, &devx, &devy, &screenx, &screeny); scr = positionSprite(pDev, (flags & POINTER_ABSOLUTE) ? Absolute : Relative, &mask, &devx, &devy, &screenx, &screeny); @@ -1337,6 +1343,7 @@ fill_pointer_events(InternalEvent *events, DeviceIntPtr pDev, int type, /* Update the MD's co-ordinates, which are always in desktop space. */ if (!IsMaster(pDev) && !IsFloating(pDev)) { DeviceIntPtr master = GetMaster(pDev, MASTER_POINTER); + master->last.valuators[0] = screenx; master->last.valuators[1] = screeny; } @@ -1394,9 +1401,7 @@ emulate_scroll_button_events(InternalEvent *events, int type, int axis, const ValuatorMask *mask, - ValuatorMask *last, - CARD32 ms, - int max_events) + ValuatorMask *last, CARD32 ms, int max_events) { AxisInfoPtr ax; double delta; @@ -1421,16 +1426,16 @@ emulate_scroll_button_events(InternalEvent *events, if (!valuator_mask_isset(last, axis)) valuator_mask_set_double(last, axis, 0); - delta = valuator_mask_get_double(mask, axis) - valuator_mask_get_double(last, axis); + delta = + valuator_mask_get_double(mask, axis) - valuator_mask_get_double(last, + axis); total = delta; b = (ax->scroll.type == SCROLL_TYPE_VERTICAL) ? 5 : 7; - if ((incr > 0 && delta < 0) || - (incr < 0 && delta > 0)) - b--; /* we're scrolling up or left → button 4 or 6 */ + if ((incr > 0 && delta < 0) || (incr < 0 && delta > 0)) + b--; /* we're scrolling up or left → button 4 or 6 */ - while (fabs(delta) >= fabs(incr)) - { + while (fabs(delta) >= fabs(incr)) { int nev_tmp; if (delta > 0) @@ -1443,17 +1448,14 @@ emulate_scroll_button_events(InternalEvent *events, * We may get a bigger scroll delta than we can generate events * for. In that case, we keep decreasing delta, but skip events. */ - if (num_events + 4 < max_events) - { - if (type != ButtonRelease) - { + if (num_events + 4 < max_events) { + if (type != ButtonRelease) { nev_tmp = fill_pointer_events(events, dev, ButtonPress, b, ms, flags, NULL); events += nev_tmp; num_events += nev_tmp; } - if (type != ButtonPress) - { + if (type != ButtonPress) { nev_tmp = fill_pointer_events(events, dev, ButtonRelease, b, ms, flags, NULL); events += nev_tmp; @@ -1463,8 +1465,7 @@ emulate_scroll_button_events(InternalEvent *events, } /* We emulated, update last.scroll */ - if (total != delta) - { + if (total != delta) { total -= delta; valuator_mask_set_double(last, axis, valuator_mask_get_double(last, axis) + total); @@ -1473,7 +1474,6 @@ emulate_scroll_button_events(InternalEvent *events, return num_events; } - /** * Generate a complete series of InternalEvents (filled into the EventList) * representing pointer motion, or button presses. If the device is a slave @@ -1518,15 +1518,13 @@ GetPointerEvents(InternalEvent *events, DeviceIntPtr pDev, int type, /* Turn a scroll button press into a smooth-scrolling event if * necessary. This only needs to cater for the XIScrollFlagPreferred * axis (if more than one scrolling axis is present) */ - if (type == ButtonPress) - { + if (type == ButtonPress) { double val, adj; int axis; int h_scroll_axis = -1; int v_scroll_axis = -1; - if (pDev->valuator) - { + if (pDev->valuator) { h_scroll_axis = pDev->valuator->h_scroll_axis; v_scroll_axis = pDev->valuator->v_scroll_axis; } @@ -1555,8 +1553,7 @@ GetPointerEvents(InternalEvent *events, DeviceIntPtr pDev, int type, break; } - if (adj != 0.0 && axis != -1) - { + if (adj != 0.0 && axis != -1) { adj *= pDev->valuator->axes[axis].scroll.increment; val = valuator_mask_get_double(&mask, axis) + adj; valuator_mask_set_double(&mask, axis, val); @@ -1582,9 +1579,10 @@ GetPointerEvents(InternalEvent *events, DeviceIntPtr pDev, int type, valuator_mask_set_double(&scroll, i, pDev->last.valuators[i]); - nev_tmp = emulate_scroll_button_events(events, pDev, realtype, i, &scroll, - pDev->last.scroll, ms, - GetMaximumEventsNum() - num_events); + nev_tmp = + emulate_scroll_button_events(events, pDev, realtype, i, &scroll, + pDev->last.scroll, ms, + GetMaximumEventsNum() - num_events); events += nev_tmp; num_events += nev_tmp; } @@ -1605,8 +1603,7 @@ GetPointerEvents(InternalEvent *events, DeviceIntPtr pDev, int type, * */ void -QueueProximityEvents(DeviceIntPtr device, int type, - const ValuatorMask *mask) +QueueProximityEvents(DeviceIntPtr device, int type, const ValuatorMask *mask) { int nevents; @@ -1624,7 +1621,8 @@ QueueProximityEvents(DeviceIntPtr device, int type, * @return the number of events written into events. */ int -GetProximityEvents(InternalEvent *events, DeviceIntPtr pDev, int type, const ValuatorMask *mask_in) +GetProximityEvents(InternalEvent *events, DeviceIntPtr pDev, int type, + const ValuatorMask *mask_in) { int num_events = 1, i; DeviceEvent *event; @@ -1643,8 +1641,7 @@ GetProximityEvents(InternalEvent *events, DeviceIntPtr pDev, int type, const Val valuator_mask_copy(&mask, mask_in); /* ignore relative axes for proximity. */ - for (i = 0; i < valuator_mask_size(&mask); i++) - { + for (i = 0; i < valuator_mask_size(&mask); i++) { if (valuator_mask_isset(&mask, i) && valuator_get_mode(pDev, i) == Relative) valuator_mask_unset(&mask, i); @@ -1654,7 +1651,8 @@ GetProximityEvents(InternalEvent *events, DeviceIntPtr pDev, int type, const Val * in an empty event, EventToXI() will fail to convert → no event sent * to client. */ - events = UpdateFromMaster(events, pDev, DEVCHANGE_POINTER_EVENT, &num_events); + events = + UpdateFromMaster(events, pDev, DEVCHANGE_POINTER_EVENT, &num_events); event = &events->device_event; init_device_event(event, pDev, GetTimeInMillis()); @@ -1709,7 +1707,8 @@ QueueTouchEvents(DeviceIntPtr device, int type, { int nevents; - nevents = GetTouchEvents(InputEventList, device, ddx_touchid, type, flags, mask); + nevents = + GetTouchEvents(InputEventList, device, ddx_touchid, type, flags, mask); queueEventList(device, InputEventList, nevents); } @@ -1740,8 +1739,8 @@ GetTouchEvents(InternalEvent *events, DeviceIntPtr dev, uint32_t ddx_touchid, DeviceEvent *event; CARD32 ms = GetTimeInMillis(); ValuatorMask mask; - double screenx = 0.0, screeny = 0.0; /* desktop coordinate system */ - double devx = 0.0, devy = 0.0; /* desktop-wide in device coords */ + double screenx = 0.0, screeny = 0.0; /* desktop coordinate system */ + double devx = 0.0, devy = 0.0; /* desktop-wide in device coords */ int i; int num_events = 0; RawDeviceEvent *raw; @@ -1758,8 +1757,7 @@ GetTouchEvents(InternalEvent *events, DeviceIntPtr dev, uint32_t ddx_touchid, /* Find and/or create the DDX touch info */ - if (flags & TOUCH_CLIENT_ID) /* A DIX-submitted TouchEnd */ - { + if (flags & TOUCH_CLIENT_ID) { /* A DIX-submitted TouchEnd */ touchpoint.dix_ti = TouchFindByClientID(dev, ddx_touchid); BUG_WARN(!touchpoint.dix_ti); @@ -1768,38 +1766,39 @@ GetTouchEvents(InternalEvent *events, DeviceIntPtr dev, uint32_t ddx_touchid, if (!mask_in || !valuator_mask_isset(mask_in, 0) || - !valuator_mask_isset(mask_in, 1)) - { - ErrorF("[dix] dix-submitted events must have x/y valuator information.\n"); + !valuator_mask_isset(mask_in, 1)) { + ErrorF + ("[dix] dix-submitted events must have x/y valuator information.\n"); return 0; } need_rawevent = FALSE; client_id = touchpoint.dix_ti->client_id; - } else /* a DDX-submitted touch */ - { - touchpoint.ti = TouchFindByDDXID(dev, ddx_touchid, (type == XI_TouchBegin)); - if (!touchpoint.ti) - { + } + else { /* a DDX-submitted touch */ + + touchpoint.ti = + TouchFindByDDXID(dev, ddx_touchid, (type == XI_TouchBegin)); + if (!touchpoint.ti) { ErrorF("[dix] %s: unable to %s touch point %x\n", dev->name, - type == XI_TouchBegin ? "begin" : "find", ddx_touchid); + type == XI_TouchBegin ? "begin" : "find", ddx_touchid); return 0; } client_id = touchpoint.ti->client_id; } if (!(flags & TOUCH_CLIENT_ID)) - emulate_pointer = touchpoint.ti->emulate_pointer; + emulate_pointer = touchpoint.ti->emulate_pointer; else - emulate_pointer = !!(flags & TOUCH_POINTER_EMULATED); + emulate_pointer = ! !(flags & TOUCH_POINTER_EMULATED); if (!IsMaster(dev)) - events = UpdateFromMaster(events, dev, DEVCHANGE_POINTER_EVENT, &num_events); + events = + UpdateFromMaster(events, dev, DEVCHANGE_POINTER_EVENT, &num_events); valuator_mask_copy(&mask, mask_in); - if (need_rawevent) - { + if (need_rawevent) { raw = &events->raw_event; events++; num_events++; @@ -1812,8 +1811,7 @@ GetTouchEvents(InternalEvent *events, DeviceIntPtr dev, uint32_t ddx_touchid, init_event(dev, event, ms); /* if submitted for master device, get the sourceid from there */ - if (flags & TOUCH_CLIENT_ID) - { + if (flags & TOUCH_CLIENT_ID) { event->sourceid = touchpoint.dix_ti->sourceid; /* TOUCH_CLIENT_ID implies norawevent */ } @@ -1824,8 +1822,7 @@ GetTouchEvents(InternalEvent *events, DeviceIntPtr dev, uint32_t ddx_touchid, /* If we're starting a touch, we must have x & y co-ordinates. */ if (!mask_in || !valuator_mask_isset(mask_in, 0) || - !valuator_mask_isset(mask_in, 1)) - { + !valuator_mask_isset(mask_in, 1)) { ErrorF("%s: Attempted to start touch without x/y (driver bug)\n", dev->name); return 0; @@ -1833,10 +1830,9 @@ GetTouchEvents(InternalEvent *events, DeviceIntPtr dev, uint32_t ddx_touchid, break; case XI_TouchUpdate: event->type = ET_TouchUpdate; - if (!mask_in || valuator_mask_num_valuators(mask_in) <= 0) - { + if (!mask_in || valuator_mask_num_valuators(mask_in) <= 0) { ErrorF("%s: TouchUpdate with no valuators? Driver bug\n", - dev->name); + dev->name); } break; case XI_TouchEnd: @@ -1849,12 +1845,15 @@ GetTouchEvents(InternalEvent *events, DeviceIntPtr dev, uint32_t ddx_touchid, default: return 0; } - if (t->mode == XIDirectTouch && !(flags & TOUCH_CLIENT_ID)) - { + if (t->mode == XIDirectTouch && !(flags & TOUCH_CLIENT_ID)) { if (!valuator_mask_isset(&mask, 0)) - valuator_mask_set_double(&mask, 0, valuator_mask_get_double(touchpoint.ti->valuators, 0)); + valuator_mask_set_double(&mask, 0, + valuator_mask_get_double(touchpoint.ti-> + valuators, 0)); if (!valuator_mask_isset(&mask, 1)) - valuator_mask_set_double(&mask, 1, valuator_mask_get_double(touchpoint.ti->valuators, 1)); + valuator_mask_set_double(&mask, 1, + valuator_mask_get_double(touchpoint.ti-> + valuators, 1)); } /* Get our screen event co-ordinates (root_x/root_y/event_x/event_y): @@ -1866,6 +1865,7 @@ GetTouchEvents(InternalEvent *events, DeviceIntPtr dev, uint32_t ddx_touchid, if (!(flags & TOUCH_CLIENT_ID)) { for (i = 0; i < valuator_mask_size(&mask); i++) { double val; + if (valuator_mask_fetch_double(&mask, i, &val)) valuator_mask_set_double(touchpoint.ti->valuators, i, val); } @@ -1905,15 +1905,13 @@ GetTouchEvents(InternalEvent *events, DeviceIntPtr dev, uint32_t ddx_touchid, event->touchid = client_id; event->flags = flags; - if (emulate_pointer) - { + if (emulate_pointer) { event->flags |= TOUCH_POINTER_EMULATED; event->detail.button = 1; } set_valuators(dev, event, &mask); - for (i = 0; i < v->numAxes; i++) - { + for (i = 0; i < v->numAxes; i++) { if (valuator_mask_isset(&mask, i)) v->axisVal[i] = valuator_mask_get(&mask, i); } @@ -1921,7 +1919,6 @@ GetTouchEvents(InternalEvent *events, DeviceIntPtr dev, uint32_t ddx_touchid, return num_events; } - /** * Synthesize a single motion event for the core pointer. * @@ -1930,10 +1927,7 @@ GetTouchEvents(InternalEvent *events, DeviceIntPtr dev, uint32_t ddx_touchid, */ void PostSyntheticMotion(DeviceIntPtr pDev, - int x, - int y, - int screen, - unsigned long time) + int x, int y, int screen, unsigned long time) { DeviceEvent ev; @@ -1955,5 +1949,5 @@ PostSyntheticMotion(DeviceIntPtr pDev, ev.time = time; /* FIXME: MD/SD considerations? */ - (*pDev->public.processInputProc)((InternalEvent*)&ev, pDev); + (*pDev->public.processInputProc) ((InternalEvent *) &ev, pDev); } |